diff options
Diffstat (limited to 'dist')
37 files changed, 9208 insertions, 0 deletions
diff --git a/dist/Mesa/docs/relnotes-7.3.html b/dist/Mesa/docs/relnotes-7.3.html new file mode 100644 index 000000000..df8988443 --- /dev/null +++ b/dist/Mesa/docs/relnotes-7.3.html @@ -0,0 +1,93 @@ +<HTML> + +<TITLE>Mesa Release Notes</TITLE> + +<head><link rel="stylesheet" type="text/css" href="mesa.css"></head> + +<BODY> + +<body bgcolor="#eeeeee"> + +<H1>Mesa 7.3 Release Notes / 22 January 2009</H1> + +<p> +Mesa 7.3 is a new development release. +Users especially concerned with stability should stick with latest +stable release: version 7.2. +</p> +<p> +Mesa 7.3 implements the OpenGL 2.1 API, but the version reported by +glGetString(GL_VERSION) depends on the particular driver being used. +Some drivers don't support all the features required in OpenGL 2.1. +</p> +<p> +See the <a href="install.html">Compiling/Installing page</a> for prerequisites +for DRI hardware acceleration. +</p> + + +<h2>MD5 checksums</h2> +<pre> +8ed03191432b22d118d88d6db497f304 MesaLib-7.3.tar.gz +781e7811a6ed5c97b2b8defefc8ffbc9 MesaLib-7.3.tar.bz2 +3ccba9a1734ed6d4b3389e1535d90fbf MesaLib-7.3.zip +d312e974b31043b13b61bac5fbf00b87 MesaDemos-7.3.tar.gz +3f0741394069bdf2329565a387396cda MesaDemos-7.3.tar.bz2 +4d0887fd4c66a824295cdd619f6d34cb MesaDemos-7.3.zip +2d7661b66022bcb8878728f3d5bd33ab MesaGLUT-7.3.tar.gz +abe8036a724c1a483bdad6b5a55ddc1a MesaGLUT-7.3.tar.bz2 +5f247819b47e2a7c62d07a6afe5262fb MesaGLUT-7.3.zip +</pre> + + +<h2>New features</h2> +<ul> +<li>Support for GLSL 1.20 +<li>Intel DRI drivers now use GEM and DRI2 +</ul> + + +<h2>Bug fixes</h2> +<ul> +<li>Assorted GLSL bug fixes +<li>Assorted i965 driver fixes +<li>Fix for wglCreateLayerContext() in WGL/Windows driver +<li>Build fixes for OpenBSD and gcc 2.95 +<li>GLSL preprocessor handles #pragma now +<li>Fix incorrect transformation of GL_SPOT_DIRECTION +<li>Fixed several bugs (#18367 and #19625) in glXMakeContextCurrent() +<li>Assorted Windows build fixes +</ul> + +<h2>Changes</h2> +<ul> +<li>Deprecated the "XMesa" interface (include/GL/xmesa*.h files) +<li>Deprecated the "FXMesa" interface (include/GL/fxmesa.h file) +<li>Deprecated the "Allegro" interface (include/GL/amesa.h file) +<li>Removed include/GL/uglmesa.h header +<li>Removed include/GLView.h header for BeOS +</ul> + + + +<h2>Driver Status</h2> + +<pre> +Driver Status +---------------------- ---------------------- +DRI drivers varies with the driver +XMesa/GLX (on Xlib) implements OpenGL 2.1 +OSMesa (off-screen) implements OpenGL 2.1 +Windows/Win32 implements OpenGL 2.1 +Glide (3dfx Voodoo1/2) implements OpenGL 1.3 +SVGA unsupported +Wind River UGL unsupported +DJGPP unsupported +GGI unsupported +BeOS unsupported +Allegro unsupported +D3D unsupported +</pre> + +</body> +</html> diff --git a/dist/Mesa/docs/relnotes-7.4.1.html b/dist/Mesa/docs/relnotes-7.4.1.html new file mode 100644 index 000000000..40f4fb172 --- /dev/null +++ b/dist/Mesa/docs/relnotes-7.4.1.html @@ -0,0 +1,79 @@ +<HTML> + +<TITLE>Mesa Release Notes</TITLE> + +<head><link rel="stylesheet" type="text/css" href="mesa.css"></head> + +<BODY> + +<body bgcolor="#eeeeee"> + +<H1>Mesa 7.4.1 Release Notes / 18 April 2009</H1> + +<p> +Mesa 7.4.1 is a stable development release fixing bugs since the 7.4 release. +</p> +<p> +Mesa 7.4.1 implements the OpenGL 2.1 API, but the version reported by +glGetString(GL_VERSION) depends on the particular driver being used. +Some drivers don't support all the features required in OpenGL 2.1. +</p> +<p> +See the <a href="install.html">Compiling/Installing page</a> for prerequisites +for DRI hardware acceleration. +</p> + + +<h2>MD5 checksums</h2> +<pre> +0c3a72f3295a53a134c04bd7d209ea62 MesaLib-7.4.1.tar.gz +423260578b653818ba66c2fcbde6d7ad MesaLib-7.4.1.tar.bz2 +84f78b154d4bd5c3ecc42eeff2e56676 MesaLib-7.4.1.zip +aa0ad323e59d6d10ff33ac0dde462a60 MesaDemos-7.4.1.tar.gz +1e169fb6abc2b45613f1c98a82dfe690 MesaDemos-7.4.1.tar.bz2 +294e42be2d74176596c994ec23322fcf MesaDemos-7.4.1.zip +92373bfa48e7b68dddf356e86b0e5699 MesaGLUT-7.4.1.tar.gz +336f3824b578b072211e0beecf4f04f4 MesaGLUT-7.4.1.tar.bz2 +20751388d8ef16b42d25d9e3d705d101 MesaGLUT-7.4.1.zip +</pre> + + +<h2>Bug fixes</h2> +<ul> +<li>Fixed a two-sided lighting bug in fixed-function-to-GPU code generation +<li>Fixed some Darwin issues (Jeremy Huddleston) +<li>Indexing the GLSL gl_EyePlane[] or gl_ObjectPlane[] arrays with a variable + was broken, bug 20986 +<li>Fixed incorrect texture unit bias in TXB instruction +<li>glTexParameter settings weren't always propogated to drivers +<li>Assorted vertex/fragment program bug fixes +<li>Fixed point rendering in software rasterizer +<li>Fixed potential deadlock in object hash functions +<li>Fix a couple bugs surrounding front-buffer rendering with DRI2, but this + is not quite complete. +<li>Fixed glPopAttrib() bug when restoring user clip planes +</ul> + + + +<h2>Driver Status</h2> + +<pre> +Driver Status +---------------------- ---------------------- +DRI drivers varies with the driver +XMesa/GLX (on Xlib) implements OpenGL 2.1 +OSMesa (off-screen) implements OpenGL 2.1 +Windows/Win32 implements OpenGL 2.1 +Glide (3dfx Voodoo1/2) implements OpenGL 1.3 +SVGA unsupported +Wind River UGL unsupported +DJGPP unsupported +GGI unsupported +BeOS unsupported +Allegro unsupported +D3D unsupported +</pre> + +</body> +</html> diff --git a/dist/Mesa/docs/relnotes-7.4.2.html b/dist/Mesa/docs/relnotes-7.4.2.html new file mode 100644 index 000000000..c38079297 --- /dev/null +++ b/dist/Mesa/docs/relnotes-7.4.2.html @@ -0,0 +1,62 @@ +<HTML> + +<TITLE>Mesa Release Notes</TITLE> + +<head><link rel="stylesheet" type="text/css" href="mesa.css"></head> + +<BODY> + +<body bgcolor="#eeeeee"> + +<H1>Mesa 7.4.2 Release Notes / TBD</H1> + +<p> +Mesa 7.4.2 is a stable development release fixing bugs since the 7.4.1 release. +</p> +<p> +Mesa 7.4.2 implements the OpenGL 2.1 API, but the version reported by +glGetString(GL_VERSION) depends on the particular driver being used. +Some drivers don't support all the features required in OpenGL 2.1. +</p> +<p> +See the <a href="install.html">Compiling/Installing page</a> for prerequisites +for DRI hardware acceleration. +</p> + + +<h2>MD5 checksums</h2> +<pre> +tbd +</pre> + + +<h2>Bug fixes</h2> +<ul> +<li>Fixed segfault when rendering to front buffer with DRI 1. +<li>Fixed swrast texture rectangle bug when wrap mode = GL_CLAMP_TO_BORDER and + filter mode = GL_LINEAR. (bug 21461) +</ul> + + + +<h2>Driver Status</h2> + +<pre> +Driver Status +---------------------- ---------------------- +DRI drivers varies with the driver +XMesa/GLX (on Xlib) implements OpenGL 2.1 +OSMesa (off-screen) implements OpenGL 2.1 +Windows/Win32 implements OpenGL 2.1 +Glide (3dfx Voodoo1/2) implements OpenGL 1.3 +SVGA unsupported +Wind River UGL unsupported +DJGPP unsupported +GGI unsupported +BeOS unsupported +Allegro unsupported +D3D unsupported +</pre> + +</body> +</html> diff --git a/dist/Mesa/docs/relnotes-7.4.html b/dist/Mesa/docs/relnotes-7.4.html new file mode 100644 index 000000000..55ba019b2 --- /dev/null +++ b/dist/Mesa/docs/relnotes-7.4.html @@ -0,0 +1,89 @@ +<HTML> + +<TITLE>Mesa Release Notes</TITLE> + +<head><link rel="stylesheet" type="text/css" href="mesa.css"></head> + +<BODY> + +<body bgcolor="#eeeeee"> + +<H1>Mesa 7.4 Release Notes / 27 March 2009</H1> + +<p> +Mesa 7.4 is a stable development release fixing bugs since the 7.3 release. +</p> +<p> +Mesa 7.4 implements the OpenGL 2.1 API, but the version reported by +glGetString(GL_VERSION) depends on the particular driver being used. +Some drivers don't support all the features required in OpenGL 2.1. +</p> +<p> +See the <a href="install.html">Compiling/Installing page</a> for prerequisites +for DRI hardware acceleration. +</p> + + +<h2>MD5 checksums</h2> +<pre> +ed6bd7437177307e51e16d0c7c381dfa MesaLib-7.4.tar.gz +7ecddb341a2691e0dfdb02f697109834 MesaLib-7.4.tar.bz2 +433e823f8245f9fd5f397e7b719a8e47 MesaLib-7.4.zip +656eee6128016fb237e01aa8dabbc703 MesaDemos-7.4.tar.gz +02816f10f30b1dc5e069e0f68c177c98 MesaDemos-7.4.tar.bz2 +44a70d6db4aa4c64ecc47871b6aceee8 MesaDemos-7.4.zip +25f80db4f8645cd3e58e2c9af53ec341 MesaGLUT-7.4.tar.gz +04ec01caebde44f5b0d619f00716b368 MesaGLUT-7.4.tar.bz2 +019dc213baecaa3cb1278847d41b8591 MesaGLUT-7.4.zip +</pre> + + +<h2>New features</h2> +<ul> +<li>Added MESA_GLX_FORCE_DIRECT env var for Xlib/software driver +<li>GLSL version 1.20 is returnd by the GL_SHADING_LANGUAGE_VERSION query +</ul> + + +<h2>Bug fixes</h2> +<ul> +<li>glGetActiveUniform() returned wrong size for some array types +<li>Fixed some error checking in glUniform() +<li>Fixed a potential glTexImage('proxy target') segfault +<li>Fixed bad reference counting for 1D/2D texture arrays +<li>Fixed VBO + glPush/PopClientAttrib() bug #19835 +<li>Assorted i965 driver bug fixes +<li>Fixed a Windows compilation failure in s_triangle.c +<li>Fixed a GLSL array indexing bug +<li>Fixes for building on Haiku +</ul> + +<h2>Changes</h2> +<ul> +<li>Updated GL/glxext.h to version 48 +<li>Assorted updates for building on Solaris +</ul> + + + +<h2>Driver Status</h2> + +<pre> +Driver Status +---------------------- ---------------------- +DRI drivers varies with the driver +XMesa/GLX (on Xlib) implements OpenGL 2.1 +OSMesa (off-screen) implements OpenGL 2.1 +Windows/Win32 implements OpenGL 2.1 +Glide (3dfx Voodoo1/2) implements OpenGL 1.3 +SVGA unsupported +Wind River UGL unsupported +DJGPP unsupported +GGI unsupported +BeOS unsupported +Allegro unsupported +D3D unsupported +</pre> + +</body> +</html> diff --git a/dist/Mesa/docs/relnotes-7.5.html b/dist/Mesa/docs/relnotes-7.5.html new file mode 100644 index 000000000..0d54dff76 --- /dev/null +++ b/dist/Mesa/docs/relnotes-7.5.html @@ -0,0 +1,47 @@ +<HTML> + +<TITLE>Mesa Release Notes</TITLE> + +<head><link rel="stylesheet" type="text/css" href="mesa.css"></head> + +<BODY> + +<body bgcolor="#eeeeee"> + +<H1>Mesa 7.5 Release Notes / date TBD</H1> + +<p> +Mesa 7.5 is a new development release. +</p> +<p> +Mesa 7.5 implements the OpenGL 2.1 API, but the version reported by +glGetString(GL_VERSION) depends on the particular driver being used. +Some drivers don't support all the features required in OpenGL 2.1. +</p> +<p> +See the <a href="install.html">Compiling/Installing page</a> for prerequisites +for DRI ardware acceleration. +</p> + + +<h2>MD5 checksums</h2> +<pre> +tbd +</pre> + + +<h2>New features</h2> +<ul> +</ul> + + +<h2>Bug fixes</h2> +<ul> +</ul> + +<h2>Changes</h2> +<ul> +</ul> + +</body> +</html> diff --git a/dist/Mesa/src/mesa/drivers/dri/i965/brw_queryobj.c b/dist/Mesa/src/mesa/drivers/dri/i965/brw_queryobj.c new file mode 100644 index 000000000..cb9169e2e --- /dev/null +++ b/dist/Mesa/src/mesa/drivers/dri/i965/brw_queryobj.c @@ -0,0 +1,259 @@ +/* + * Copyright © 2008 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Eric Anholt <eric@anholt.net> + * + */ + +/** @file support for ARB_query_object + * + * ARB_query_object is implemented by using the PIPE_CONTROL command to stall + * execution on the completion of previous depth tests, and write the + * current PS_DEPTH_COUNT to a buffer object. + * + * We use before and after counts when drawing during a query so that + * we don't pick up other clients' query data in ours. To reduce overhead, + * a single BO is used to record the query data for all active queries at + * once. This also gives us a simple bound on how much batchbuffer space is + * required for handling queries, so that we can be sure that we won't + * have to emit a batchbuffer without getting the ending PS_DEPTH_COUNT. + */ +#include "main/simple_list.h" +#include "main/imports.h" + +#include "brw_context.h" +#include "brw_state.h" +#include "intel_batchbuffer.h" +#include "intel_reg.h" + +/** Waits on the query object's BO and totals the results for this query */ +static void +brw_queryobj_get_results(struct brw_query_object *query) +{ + int i; + uint64_t *results; + + if (query->bo == NULL) + return; + + /* Map and count the pixels from the current query BO */ + dri_bo_map(query->bo, GL_FALSE); + results = query->bo->virtual; + for (i = query->first_index; i <= query->last_index; i++) { + query->Base.Result += results[i * 2 + 1] - results[i * 2]; + } + dri_bo_unmap(query->bo); + + dri_bo_unreference(query->bo); + query->bo = NULL; +} + +static struct gl_query_object * +brw_new_query_object(GLcontext *ctx, GLuint id) +{ + struct brw_query_object *query; + + query = _mesa_calloc(sizeof(struct brw_query_object)); + + query->Base.Id = id; + query->Base.Result = 0; + query->Base.Active = GL_FALSE; + query->Base.Ready = GL_TRUE; + + return &query->Base; +} + +static void +brw_delete_query(GLcontext *ctx, struct gl_query_object *q) +{ + struct brw_query_object *query = (struct brw_query_object *)q; + + dri_bo_unreference(query->bo); + _mesa_free(query); +} + +static void +brw_begin_query(GLcontext *ctx, struct gl_query_object *q) +{ + struct brw_context *brw = brw_context(ctx); + struct intel_context *intel = intel_context(ctx); + struct brw_query_object *query = (struct brw_query_object *)q; + + /* Reset our driver's tracking of query state. */ + dri_bo_unreference(query->bo); + query->bo = NULL; + query->first_index = -1; + query->last_index = -1; + + insert_at_head(&brw->query.active_head, query); + intel->stats_wm++; +} + +/** + * Begin the ARB_occlusion_query query on a query object. + */ +static void +brw_end_query(GLcontext *ctx, struct gl_query_object *q) +{ + struct brw_context *brw = brw_context(ctx); + struct intel_context *intel = intel_context(ctx); + struct brw_query_object *query = (struct brw_query_object *)q; + + /* Flush the batchbuffer in case it has writes to our query BO. + * Have later queries write to a new query BO so that further rendering + * doesn't delay the collection of our results. + */ + if (query->bo) { + brw_emit_query_end(brw); + intel_batchbuffer_flush(intel->batch); + + dri_bo_unreference(brw->query.bo); + brw->query.bo = NULL; + } + + remove_from_list(query); + + intel->stats_wm--; +} + +static void brw_wait_query(GLcontext *ctx, struct gl_query_object *q) +{ + struct brw_query_object *query = (struct brw_query_object *)q; + + brw_queryobj_get_results(query); + query->Base.Ready = GL_TRUE; +} + +static void brw_check_query(GLcontext *ctx, struct gl_query_object *q) +{ + /* XXX: Need to expose dri_bo_is_idle from bufmgr. */ +#if 0 + struct brw_query_object *query = (struct brw_query_object *)q; + + if (dri_bo_is_idle(query->bo)) { + brw_queryobj_get_results(query); + query->Base.Ready = GL_TRUE; + } +#else + brw_wait_query(ctx, q); +#endif +} + +/** Called to set up the query BO and account for its aperture space */ +void +brw_prepare_query_begin(struct brw_context *brw) +{ + struct intel_context *intel = &brw->intel; + + /* Skip if we're not doing any queries. */ + if (is_empty_list(&brw->query.active_head)) + return; + + /* Get a new query BO if we're going to need it. */ + if (brw->query.bo == NULL || + brw->query.index * 2 + 1 >= 4096 / sizeof(uint64_t)) { + dri_bo_unreference(brw->query.bo); + brw->query.bo = NULL; + + brw->query.bo = dri_bo_alloc(intel->bufmgr, "query", 4096, 1); + brw->query.index = 0; + } + + brw_add_validated_bo(brw, brw->query.bo); +} + +/** Called just before primitive drawing to get a beginning PS_DEPTH_COUNT. */ +void +brw_emit_query_begin(struct brw_context *brw) +{ + struct intel_context *intel = &brw->intel; + struct brw_query_object *query; + + /* Skip if we're not doing any queries, or we've emitted the start. */ + if (brw->query.active || is_empty_list(&brw->query.active_head)) + return; + + BEGIN_BATCH(4, IGNORE_CLIPRECTS); + OUT_BATCH(_3DSTATE_PIPE_CONTROL | + PIPE_CONTROL_DEPTH_STALL | + PIPE_CONTROL_WRITE_DEPTH_COUNT); + /* This object could be mapped cacheable, but we don't have an exposed + * mechanism to support that. Since it's going uncached, tell GEM that + * we're writing to it. The usual clflush should be all that's required + * to pick up the results. + */ + OUT_RELOC(brw->query.bo, + I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION, + PIPE_CONTROL_GLOBAL_GTT_WRITE | + ((brw->query.index * 2) * sizeof(uint64_t))); + OUT_BATCH(0); + OUT_BATCH(0); + ADVANCE_BATCH(); + + foreach(query, &brw->query.active_head) { + if (query->bo != brw->query.bo) { + if (query->bo != NULL) + brw_queryobj_get_results(query); + dri_bo_reference(brw->query.bo); + query->bo = brw->query.bo; + query->first_index = brw->query.index; + } + query->last_index = brw->query.index; + } + brw->query.active = GL_TRUE; +} + +/** Called at batchbuffer flush to get an ending PS_DEPTH_COUNT */ +void +brw_emit_query_end(struct brw_context *brw) +{ + struct intel_context *intel = &brw->intel; + + if (!brw->query.active) + return; + + BEGIN_BATCH(4, IGNORE_CLIPRECTS); + OUT_BATCH(_3DSTATE_PIPE_CONTROL | + PIPE_CONTROL_DEPTH_STALL | + PIPE_CONTROL_WRITE_DEPTH_COUNT); + OUT_RELOC(brw->query.bo, + I915_GEM_DOMAIN_INSTRUCTION, I915_GEM_DOMAIN_INSTRUCTION, + PIPE_CONTROL_GLOBAL_GTT_WRITE | + ((brw->query.index * 2 + 1) * sizeof(uint64_t))); + OUT_BATCH(0); + OUT_BATCH(0); + ADVANCE_BATCH(); + + brw->query.active = GL_FALSE; + brw->query.index++; +} + +void brw_init_queryobj_functions(struct dd_function_table *functions) +{ + functions->NewQueryObject = brw_new_query_object; + functions->DeleteQuery = brw_delete_query; + functions->BeginQuery = brw_begin_query; + functions->EndQuery = brw_end_query; + functions->CheckQuery = brw_check_query; + functions->WaitQuery = brw_wait_query; +} diff --git a/dist/Mesa/src/mesa/drivers/dri/intel/intel_clear.c b/dist/Mesa/src/mesa/drivers/dri/intel/intel_clear.c new file mode 100644 index 000000000..7be87ce50 --- /dev/null +++ b/dist/Mesa/src/mesa/drivers/dri/intel/intel_clear.c @@ -0,0 +1,400 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * Copyright 2009 Intel Corporation. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "main/glheader.h" +#include "main/enums.h" +#include "main/image.h" +#include "main/mtypes.h" +#include "main/attrib.h" +#include "main/blend.h" +#include "main/bufferobj.h" +#include "main/buffers.h" +#include "main/depth.h" +#include "main/enable.h" +#include "main/macros.h" +#include "main/matrix.h" +#include "main/texstate.h" +#include "main/shaders.h" +#include "main/stencil.h" +#include "main/varray.h" +#include "glapi/dispatch.h" +#include "swrast/swrast.h" + +#include "intel_context.h" +#include "intel_blit.h" +#include "intel_chipset.h" +#include "intel_clear.h" +#include "intel_fbo.h" +#include "intel_pixel.h" + +#define FILE_DEBUG_FLAG DEBUG_BLIT + +#define TRI_CLEAR_COLOR_BITS (BUFFER_BIT_BACK_LEFT | \ + BUFFER_BIT_FRONT_LEFT | \ + BUFFER_BIT_COLOR0 | \ + BUFFER_BIT_COLOR1 | \ + BUFFER_BIT_COLOR2 | \ + BUFFER_BIT_COLOR3 | \ + BUFFER_BIT_COLOR4 | \ + BUFFER_BIT_COLOR5 | \ + BUFFER_BIT_COLOR6 | \ + BUFFER_BIT_COLOR7) + +/** + * Perform glClear where mask contains only color, depth, and/or stencil. + * + * The implementation is based on calling into Mesa to set GL state and + * performing normal triangle rendering. The intent of this path is to + * have as generic a path as possible, so that any driver could make use of + * it. + */ +void +intel_clear_tris(GLcontext *ctx, GLbitfield mask) +{ + struct intel_context *intel = intel_context(ctx); + GLfloat vertices[4][3]; + GLfloat color[4][4]; + GLfloat dst_z; + struct gl_framebuffer *fb = ctx->DrawBuffer; + int i; + GLboolean saved_fp_enable = GL_FALSE, saved_vp_enable = GL_FALSE; + GLuint saved_shader_program = 0; + unsigned int saved_active_texture; + + assert((mask & ~(TRI_CLEAR_COLOR_BITS | BUFFER_BIT_DEPTH | + BUFFER_BIT_STENCIL)) == 0); + + _mesa_PushAttrib(GL_COLOR_BUFFER_BIT | + GL_CURRENT_BIT | + GL_DEPTH_BUFFER_BIT | + GL_ENABLE_BIT | + GL_POLYGON_BIT | + GL_STENCIL_BUFFER_BIT | + GL_TRANSFORM_BIT | + GL_CURRENT_BIT); + _mesa_PushClientAttrib(GL_CLIENT_VERTEX_ARRAY_BIT); + saved_active_texture = ctx->Texture.CurrentUnit; + + /* Disable existing GL state we don't want to apply to a clear. */ + _mesa_Disable(GL_ALPHA_TEST); + _mesa_Disable(GL_BLEND); + _mesa_Disable(GL_CULL_FACE); + _mesa_Disable(GL_FOG); + _mesa_Disable(GL_POLYGON_SMOOTH); + _mesa_Disable(GL_POLYGON_STIPPLE); + _mesa_Disable(GL_POLYGON_OFFSET_FILL); + _mesa_Disable(GL_LIGHTING); + _mesa_Disable(GL_CLIP_PLANE0); + _mesa_Disable(GL_CLIP_PLANE1); + _mesa_Disable(GL_CLIP_PLANE2); + _mesa_Disable(GL_CLIP_PLANE3); + _mesa_Disable(GL_CLIP_PLANE4); + _mesa_Disable(GL_CLIP_PLANE5); + _mesa_PolygonMode(GL_FRONT_AND_BACK, GL_FILL); + if (ctx->Extensions.ARB_fragment_program && ctx->FragmentProgram.Enabled) { + saved_fp_enable = GL_TRUE; + _mesa_Disable(GL_FRAGMENT_PROGRAM_ARB); + } + if (ctx->Extensions.ARB_vertex_program && ctx->VertexProgram.Enabled) { + saved_vp_enable = GL_TRUE; + _mesa_Disable(GL_VERTEX_PROGRAM_ARB); + } + if (ctx->Extensions.ARB_shader_objects && ctx->Shader.CurrentProgram) { + saved_shader_program = ctx->Shader.CurrentProgram->Name; + _mesa_UseProgramObjectARB(0); + } + + if (ctx->Texture._EnabledUnits != 0) { + int i; + + for (i = 0; i < ctx->Const.MaxTextureUnits; i++) { + _mesa_ActiveTextureARB(GL_TEXTURE0 + i); + _mesa_Disable(GL_TEXTURE_1D); + _mesa_Disable(GL_TEXTURE_2D); + _mesa_Disable(GL_TEXTURE_3D); + if (ctx->Extensions.ARB_texture_cube_map) + _mesa_Disable(GL_TEXTURE_CUBE_MAP_ARB); + if (ctx->Extensions.NV_texture_rectangle) + _mesa_Disable(GL_TEXTURE_RECTANGLE_NV); + if (ctx->Extensions.MESA_texture_array) { + _mesa_Disable(GL_TEXTURE_1D_ARRAY_EXT); + _mesa_Disable(GL_TEXTURE_2D_ARRAY_EXT); + } + } + } + +#if FEATURE_ARB_vertex_buffer_object + _mesa_BindBufferARB(GL_ARRAY_BUFFER_ARB, 0); + _mesa_BindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, 0); +#endif + + intel_meta_set_passthrough_transform(intel); + + for (i = 0; i < 4; i++) { + color[i][0] = ctx->Color.ClearColor[0]; + color[i][1] = ctx->Color.ClearColor[1]; + color[i][2] = ctx->Color.ClearColor[2]; + color[i][3] = ctx->Color.ClearColor[3]; + } + + /* convert clear Z from [0,1] to NDC coord in [-1,1] */ + dst_z = -1.0 + 2.0 * ctx->Depth.Clear; + + /* Prepare the vertices, which are the same regardless of which buffer we're + * drawing to. + */ + vertices[0][0] = fb->_Xmin; + vertices[0][1] = fb->_Ymin; + vertices[0][2] = dst_z; + vertices[1][0] = fb->_Xmax; + vertices[1][1] = fb->_Ymin; + vertices[1][2] = dst_z; + vertices[2][0] = fb->_Xmax; + vertices[2][1] = fb->_Ymax; + vertices[2][2] = dst_z; + vertices[3][0] = fb->_Xmin; + vertices[3][1] = fb->_Ymax; + vertices[3][2] = dst_z; + + _mesa_ColorPointer(4, GL_FLOAT, 4 * sizeof(GLfloat), &color); + _mesa_VertexPointer(3, GL_FLOAT, 3 * sizeof(GLfloat), &vertices); + _mesa_Enable(GL_COLOR_ARRAY); + _mesa_Enable(GL_VERTEX_ARRAY); + + while (mask != 0) { + GLuint this_mask = 0; + GLuint color_bit; + + color_bit = _mesa_ffs(mask & TRI_CLEAR_COLOR_BITS); + if (color_bit != 0) + this_mask |= (1 << (color_bit - 1)); + + /* Clear depth/stencil in the same pass as color. */ + this_mask |= (mask & (BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL)); + + /* Select the current color buffer and use the color write mask if + * we have one, otherwise don't write any color channels. + */ + if (this_mask & BUFFER_BIT_FRONT_LEFT) + _mesa_DrawBuffer(GL_FRONT_LEFT); + else if (this_mask & BUFFER_BIT_BACK_LEFT) + _mesa_DrawBuffer(GL_BACK_LEFT); + else if (color_bit != 0) + _mesa_DrawBuffer(GL_COLOR_ATTACHMENT0 + + (color_bit - BUFFER_COLOR0 - 1)); + else + _mesa_ColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); + + /* Control writing of the depth clear value to depth. */ + if (this_mask & BUFFER_BIT_DEPTH) { + _mesa_DepthFunc(GL_ALWAYS); + _mesa_Enable(GL_DEPTH_TEST); + } else { + _mesa_Disable(GL_DEPTH_TEST); + _mesa_DepthMask(GL_FALSE); + } + + /* Control writing of the stencil clear value to stencil. */ + if (this_mask & BUFFER_BIT_STENCIL) { + _mesa_Enable(GL_STENCIL_TEST); + _mesa_StencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE); + _mesa_StencilFuncSeparate(GL_FRONT, GL_ALWAYS, ctx->Stencil.Clear, + ctx->Stencil.WriteMask[0]); + } else { + _mesa_Disable(GL_STENCIL_TEST); + } + + CALL_DrawArrays(ctx->Exec, (GL_TRIANGLE_FAN, 0, 4)); + + mask &= ~this_mask; + } + + intel_meta_restore_transform(intel); + + _mesa_ActiveTextureARB(GL_TEXTURE0 + saved_active_texture); + if (saved_fp_enable) + _mesa_Enable(GL_FRAGMENT_PROGRAM_ARB); + if (saved_vp_enable) + _mesa_Enable(GL_VERTEX_PROGRAM_ARB); + + if (saved_shader_program) + _mesa_UseProgramObjectARB(saved_shader_program); + + _mesa_PopClientAttrib(); + _mesa_PopAttrib(); +} + +static const char *buffer_names[] = { + [BUFFER_FRONT_LEFT] = "front", + [BUFFER_BACK_LEFT] = "back", + [BUFFER_FRONT_RIGHT] = "front right", + [BUFFER_BACK_RIGHT] = "back right", + [BUFFER_AUX0] = "aux0", + [BUFFER_AUX1] = "aux1", + [BUFFER_AUX2] = "aux2", + [BUFFER_AUX3] = "aux3", + [BUFFER_DEPTH] = "depth", + [BUFFER_STENCIL] = "stencil", + [BUFFER_ACCUM] = "accum", + [BUFFER_COLOR0] = "color0", + [BUFFER_COLOR1] = "color1", + [BUFFER_COLOR2] = "color2", + [BUFFER_COLOR3] = "color3", + [BUFFER_COLOR4] = "color4", + [BUFFER_COLOR5] = "color5", + [BUFFER_COLOR6] = "color6", + [BUFFER_COLOR7] = "color7", +}; + +/** + * Called by ctx->Driver.Clear. + */ +static void +intelClear(GLcontext *ctx, GLbitfield mask) +{ + struct intel_context *intel = intel_context(ctx); + const GLuint colorMask = *((GLuint *) & ctx->Color.ColorMask); + GLbitfield tri_mask = 0; + GLbitfield blit_mask = 0; + GLbitfield swrast_mask = 0; + struct gl_framebuffer *fb = ctx->DrawBuffer; + GLuint i; + + if (0) + fprintf(stderr, "%s\n", __FUNCTION__); + + /* HW color buffers (front, back, aux, generic FBO, etc) */ + if (colorMask == ~0) { + /* clear all R,G,B,A */ + /* XXX FBO: need to check if colorbuffers are software RBOs! */ + blit_mask |= (mask & BUFFER_BITS_COLOR); + } + else { + /* glColorMask in effect */ + tri_mask |= (mask & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT)); + } + + /* HW stencil */ + if (mask & BUFFER_BIT_STENCIL) { + const struct intel_region *stencilRegion + = intel_get_rb_region(fb, BUFFER_STENCIL); + if (stencilRegion) { + /* have hw stencil */ + if (IS_965(intel->intelScreen->deviceID) || + (ctx->Stencil.WriteMask[0] & 0xff) != 0xff) { + /* We have to use the 3D engine if we're clearing a partial mask + * of the stencil buffer, or if we're on a 965 which has a tiled + * depth/stencil buffer in a layout we can't blit to. + */ + tri_mask |= BUFFER_BIT_STENCIL; + } + else { + /* clearing all stencil bits, use blitting */ + blit_mask |= BUFFER_BIT_STENCIL; + } + } + } + + /* HW depth */ + if (mask & BUFFER_BIT_DEPTH) { + /* clear depth with whatever method is used for stencil (see above) */ + if (IS_965(intel->intelScreen->deviceID) || + tri_mask & BUFFER_BIT_STENCIL) + tri_mask |= BUFFER_BIT_DEPTH; + else + blit_mask |= BUFFER_BIT_DEPTH; + } + + /* If we're doing a tri pass for depth/stencil, include a likely color + * buffer with it. + */ + if (mask & (BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL)) { + int color_bit = _mesa_ffs(mask & TRI_CLEAR_COLOR_BITS); + if (color_bit != 0) { + tri_mask |= blit_mask & (1 << (color_bit - 1)); + blit_mask &= ~(1 << (color_bit - 1)); + } + } + + /* SW fallback clearing */ + swrast_mask = mask & ~tri_mask & ~blit_mask; + + for (i = 0; i < BUFFER_COUNT; i++) { + GLuint bufBit = 1 << i; + if ((blit_mask | tri_mask) & bufBit) { + if (!fb->Attachment[i].Renderbuffer->ClassID) { + blit_mask &= ~bufBit; + tri_mask &= ~bufBit; + swrast_mask |= bufBit; + } + } + } + + if (blit_mask) { + if (INTEL_DEBUG & DEBUG_BLIT) { + DBG("blit clear:"); + for (i = 0; i < BUFFER_COUNT; i++) { + if (blit_mask & (1 << i)) + DBG(" %s", buffer_names[i]); + } + DBG("\n"); + } + intelClearWithBlit(ctx, blit_mask); + } + + if (tri_mask) { + if (INTEL_DEBUG & DEBUG_BLIT) { + DBG("tri clear:"); + for (i = 0; i < BUFFER_COUNT; i++) { + if (tri_mask & (1 << i)) + DBG(" %s", buffer_names[i]); + } + DBG("\n"); + } + intel_clear_tris(ctx, tri_mask); + } + + if (swrast_mask) { + if (INTEL_DEBUG & DEBUG_BLIT) { + DBG("swrast clear:"); + for (i = 0; i < BUFFER_COUNT; i++) { + if (swrast_mask & (1 << i)) + DBG(" %s", buffer_names[i]); + } + DBG("\n"); + } + _swrast_Clear(ctx, swrast_mask); + } +} + + +void +intelInitClearFuncs(struct dd_function_table *functions) +{ + functions->Clear = intelClear; +} diff --git a/dist/Mesa/src/mesa/drivers/dri/intel/intel_clear.h b/dist/Mesa/src/mesa/drivers/dri/intel/intel_clear.h new file mode 100644 index 000000000..7fd6b310a --- /dev/null +++ b/dist/Mesa/src/mesa/drivers/dri/intel/intel_clear.h @@ -0,0 +1,38 @@ + +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef INTEL_CLEAR_H +#define INTEL_CLEAR_H + +struct dd_function_table; + +extern void +intelInitClearFuncs(struct dd_function_table *functions); + + +#endif /* INTEL_CLEAR_H */ diff --git a/dist/Mesa/src/mesa/drivers/x11/fxmesa.h b/dist/Mesa/src/mesa/drivers/x11/fxmesa.h new file mode 100644 index 000000000..f8e9661f9 --- /dev/null +++ b/dist/Mesa/src/mesa/drivers/x11/fxmesa.h @@ -0,0 +1,103 @@ +/* + * Mesa 3-D graphics library + * Version: 4.0 + * Copyright (C) 1995-2001 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + + +/* + * FXMesa - 3Dfx Glide driver for Mesa. Contributed by David Bucciarelli + * + * NOTE: This version requires Glide3 (http://sourceforge.net/projects/glide) + */ + + +#ifndef FXMESA_H +#define FXMESA_H + + +#include <glide.h> + + +#ifdef __cplusplus +extern "C" { +#endif + + +#define FXMESA_MAJOR_VERSION 6 +#define FXMESA_MINOR_VERSION 3 + + +/* + * Values for attribList parameter to fxMesaCreateContext(): + */ +#define FXMESA_NONE 0 /* to terminate attribList */ +#define FXMESA_DOUBLEBUFFER 10 +#define FXMESA_ALPHA_SIZE 11 /* followed by an integer */ +#define FXMESA_DEPTH_SIZE 12 /* followed by an integer */ +#define FXMESA_STENCIL_SIZE 13 /* followed by an integer */ +#define FXMESA_ACCUM_SIZE 14 /* followed by an integer */ +#define FXMESA_COLORDEPTH 20 /* followed by an integer */ +#define FXMESA_SHARE_CONTEXT 990099 /* keep in sync with xmesa1.c! */ + + + +typedef struct tfxMesaContext *fxMesaContext; + + +#if defined (__BEOS__) +#pragma export on +#endif + + +GLAPI fxMesaContext GLAPIENTRY fxMesaCreateContext(GLuint win, GrScreenResolution_t, + GrScreenRefresh_t, + const GLint attribList[]); + +GLAPI fxMesaContext GLAPIENTRY fxMesaCreateBestContext(GLuint win, + GLint width, GLint height, + const GLint attribList[]); +GLAPI void GLAPIENTRY fxMesaDestroyContext(fxMesaContext ctx); + +GLAPI GLint GLAPIENTRY fxMesaSelectCurrentBoard(int n); + +GLAPI void GLAPIENTRY fxMesaMakeCurrent(fxMesaContext ctx); + +GLAPI fxMesaContext GLAPIENTRY fxMesaGetCurrentContext(void); + +GLAPI void GLAPIENTRY fxMesaSwapBuffers(void); + +GLAPI void GLAPIENTRY fxMesaSetNearFar(GLfloat nearVal, GLfloat farVal); + +GLAPI void GLAPIENTRY fxMesaUpdateScreenSize(fxMesaContext ctx); + +GLAPI void GLAPIENTRY fxCloseHardware(void); + +GLAPI void GLAPIENTRY fxGetScreenGeometry (GLint *w, GLint *h); + + +#if defined (__BEOS__) +#pragma export off +#endif + + +#ifdef __cplusplus +} +#endif + + +#endif diff --git a/dist/Mesa/src/mesa/drivers/x11/xmesa.h b/dist/Mesa/src/mesa/drivers/x11/xmesa.h new file mode 100644 index 000000000..98139af83 --- /dev/null +++ b/dist/Mesa/src/mesa/drivers/x11/xmesa.h @@ -0,0 +1,424 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +/* + * Mesa/X11 interface. This header file serves as the documentation for + * the Mesa/X11 interface functions. + * + * Note: this interface isn't intended for user programs. It's primarily + * just for implementing the pseudo-GLX interface. + */ + + +/* Sample Usage: + +In addition to the usual X calls to select a visual, create a colormap +and create a window, you must do the following to use the X/Mesa interface: + +1. Call XMesaCreateVisual() to make an XMesaVisual from an XVisualInfo. + +2. Call XMesaCreateContext() to create an X/Mesa rendering context, given + the XMesaVisual. + +3. Call XMesaCreateWindowBuffer() to create an XMesaBuffer from an X window + and XMesaVisual. + +4. Call XMesaMakeCurrent() to bind the XMesaBuffer to an XMesaContext and + to make the context the current one. + +5. Make gl* calls to render your graphics. + +6. Use XMesaSwapBuffers() when double buffering to swap front/back buffers. + +7. Before the X window is destroyed, call XMesaDestroyBuffer(). + +8. Before exiting, call XMesaDestroyVisual and XMesaDestroyContext. + +*/ + + + + +#ifndef XMESA_H +#define XMESA_H + +#ifdef __VMS +#include <GL/vms_x_fix.h> +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +#ifdef XFree86Server +#include "xmesa_xf86.h" +#else +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include "xmesa_x.h" +#endif +#include "GL/gl.h" + +#ifdef AMIWIN +#include <pragmas/xlib_pragmas.h> +extern struct Library *XLibBase; +#endif + + +#define XMESA_MAJOR_VERSION 6 +#define XMESA_MINOR_VERSION 3 + + + +/* + * Values passed to XMesaGetString: + */ +#define XMESA_VERSION 1 +#define XMESA_EXTENSIONS 2 + + +/* + * Values passed to XMesaSetFXmode: + */ +#define XMESA_FX_WINDOW 1 +#define XMESA_FX_FULLSCREEN 2 + + + +typedef struct xmesa_context *XMesaContext; + +typedef struct xmesa_visual *XMesaVisual; + +typedef struct xmesa_buffer *XMesaBuffer; + + + +/* + * Create a new X/Mesa visual. + * Input: display - X11 display + * visinfo - an XVisualInfo pointer + * rgb_flag - GL_TRUE = RGB mode, + * GL_FALSE = color index mode + * alpha_flag - alpha buffer requested? + * db_flag - GL_TRUE = double-buffered, + * GL_FALSE = single buffered + * stereo_flag - stereo visual? + * ximage_flag - GL_TRUE = use an XImage for back buffer, + * GL_FALSE = use an off-screen pixmap for back buffer + * depth_size - requested bits/depth values, or zero + * stencil_size - requested bits/stencil values, or zero + * accum_red_size - requested bits/red accum values, or zero + * accum_green_size - requested bits/green accum values, or zero + * accum_blue_size - requested bits/blue accum values, or zero + * accum_alpha_size - requested bits/alpha accum values, or zero + * num_samples - number of samples/pixel if multisampling, or zero + * level - visual level, usually 0 + * visualCaveat - ala the GLX extension, usually GLX_NONE_EXT + * Return; a new XMesaVisual or 0 if error. + */ +extern XMesaVisual XMesaCreateVisual( XMesaDisplay *display, + XMesaVisualInfo visinfo, + GLboolean rgb_flag, + GLboolean alpha_flag, + GLboolean db_flag, + GLboolean stereo_flag, + GLboolean ximage_flag, + GLint depth_size, + GLint stencil_size, + GLint accum_red_size, + GLint accum_green_size, + GLint accum_blue_size, + GLint accum_alpha_size, + GLint num_samples, + GLint level, + GLint visualCaveat ); + +/* + * Destroy an XMesaVisual, but not the associated XVisualInfo. + */ +extern void XMesaDestroyVisual( XMesaVisual v ); + + + +/* + * Create a new XMesaContext for rendering into an X11 window. + * + * Input: visual - an XMesaVisual + * share_list - another XMesaContext with which to share display + * lists or NULL if no sharing is wanted. + * Return: an XMesaContext or NULL if error. + */ +extern XMesaContext XMesaCreateContext( XMesaVisual v, + XMesaContext share_list ); + + +/* + * Destroy a rendering context as returned by XMesaCreateContext() + */ +extern void XMesaDestroyContext( XMesaContext c ); + + +#ifdef XFree86Server +/* + * These are the extra routines required for integration with XFree86. + * None of these routines should be user visible. -KEM + */ +extern GLboolean XMesaForceCurrent( XMesaContext c ); + +extern GLboolean XMesaLoseCurrent( XMesaContext c ); + +extern GLboolean XMesaCopyContext( XMesaContext src, + XMesaContext dst, + GLuint mask ); +#endif /* XFree86Server */ + + +/* + * Create an XMesaBuffer from an X window. + */ +extern XMesaBuffer XMesaCreateWindowBuffer( XMesaVisual v, XMesaWindow w ); + + +/* + * Create an XMesaBuffer from an X pixmap. + */ +extern XMesaBuffer XMesaCreatePixmapBuffer( XMesaVisual v, + XMesaPixmap p, + XMesaColormap cmap ); + + +/* + * Destroy an XMesaBuffer, but not the corresponding window or pixmap. + */ +extern void XMesaDestroyBuffer( XMesaBuffer b ); + + +/* + * Return the XMesaBuffer handle which corresponds to an X drawable, if any. + * + * New in Mesa 2.3. + */ +extern XMesaBuffer XMesaFindBuffer( XMesaDisplay *dpy, + XMesaDrawable d ); + + + +/* + * Bind a buffer to a context and make the context the current one. + */ +extern GLboolean XMesaMakeCurrent( XMesaContext c, + XMesaBuffer b ); + + +/* + * Bind two buffers (read and draw) to a context and make the + * context the current one. + * New in Mesa 3.3 + */ +extern GLboolean XMesaMakeCurrent2( XMesaContext c, + XMesaBuffer drawBuffer, + XMesaBuffer readBuffer ); + + +/* + * Unbind the current context from its buffer. + */ +extern GLboolean XMesaUnbindContext( XMesaContext c ); + + +/* + * Return a handle to the current context. + */ +extern XMesaContext XMesaGetCurrentContext( void ); + + +/* + * Return handle to the current (draw) buffer. + */ +extern XMesaBuffer XMesaGetCurrentBuffer( void ); + + +/* + * Return handle to the current read buffer. + * New in Mesa 3.3 + */ +extern XMesaBuffer XMesaGetCurrentReadBuffer( void ); + + +/* + * Swap the front and back buffers for the given buffer. No action is + * taken if the buffer is not double buffered. + */ +extern void XMesaSwapBuffers( XMesaBuffer b ); + + +/* + * Copy a sub-region of the back buffer to the front buffer. + * + * New in Mesa 2.6 + */ +extern void XMesaCopySubBuffer( XMesaBuffer b, + int x, + int y, + int width, + int height ); + + +/* + * Return a pointer to the the Pixmap or XImage being used as the back + * color buffer of an XMesaBuffer. This function is a way to get "under + * the hood" of X/Mesa so one can manipulate the back buffer directly. + * Input: b - the XMesaBuffer + * Output: pixmap - pointer to back buffer's Pixmap, or 0 + * ximage - pointer to back buffer's XImage, or NULL + * Return: GL_TRUE = context is double buffered + * GL_FALSE = context is single buffered + */ +extern GLboolean XMesaGetBackBuffer( XMesaBuffer b, + XMesaPixmap *pixmap, + XMesaImage **ximage ); + + + +/* + * Return the depth buffer associated with an XMesaBuffer. + * Input: b - the XMesa buffer handle + * Output: width, height - size of buffer in pixels + * bytesPerValue - bytes per depth value (2 or 4) + * buffer - pointer to depth buffer values + * Return: GL_TRUE or GL_FALSE to indicate success or failure. + * + * New in Mesa 2.4. + */ +extern GLboolean XMesaGetDepthBuffer( XMesaBuffer b, + GLint *width, + GLint *height, + GLint *bytesPerValue, + void **buffer ); + + + +/* + * Flush/sync a context + */ +extern void XMesaFlush( XMesaContext c ); + + + +/* + * Get an X/Mesa-specific string. + * Input: name - either XMESA_VERSION or XMESA_EXTENSIONS + */ +extern const char *XMesaGetString( XMesaContext c, int name ); + + + +/* + * Scan for XMesaBuffers whose window/pixmap has been destroyed, then free + * any memory used by that buffer. + * + * New in Mesa 2.3. + */ +extern void XMesaGarbageCollect( void ); + + + +/* + * Return a dithered pixel value. + * Input: c - XMesaContext + * x, y - window coordinate + * red, green, blue, alpha - color components in [0,1] + * Return: pixel value + * + * New in Mesa 2.3. + */ +extern unsigned long XMesaDitherColor( XMesaContext xmesa, + GLint x, + GLint y, + GLfloat red, + GLfloat green, + GLfloat blue, + GLfloat alpha ); + + + +/* + * 3Dfx Glide driver only! + * Set 3Dfx/Glide full-screen or window rendering mode. + * Input: mode - either XMESA_FX_WINDOW (window rendering mode) or + * XMESA_FX_FULLSCREEN (full-screen rendering mode) + * Return: GL_TRUE if success + * GL_FALSE if invalid mode or if not using 3Dfx driver + * + * New in Mesa 2.6. + */ +extern GLboolean XMesaSetFXmode( GLint mode ); + + + +/* + * Reallocate the back/depth/stencil/accum/etc/ buffers associated with + * buffer <b> if its size has changed. + * + * New in Mesa 4.0.2 + */ +extern void XMesaResizeBuffers( XMesaBuffer b ); + + + +/* + * Create a pbuffer. + * New in Mesa 4.1 + */ +extern XMesaBuffer XMesaCreatePBuffer(XMesaVisual v, XMesaColormap cmap, + unsigned int width, unsigned int height); + + + +/* + * Texture from Pixmap + * New in Mesa 7.1 + */ +extern void +XMesaBindTexImage(XMesaDisplay *dpy, XMesaBuffer drawable, int buffer, + const int *attrib_list); + +extern void +XMesaReleaseTexImage(XMesaDisplay *dpy, XMesaBuffer drawable, int buffer); + + +extern XMesaBuffer +XMesaCreatePixmapTextureBuffer(XMesaVisual v, XMesaPixmap p, + XMesaColormap cmap, + int format, int target, int mipmap); + + + +#ifdef __cplusplus +} +#endif + + +#endif diff --git a/dist/Mesa/src/mesa/drivers/x11/xmesa_x.h b/dist/Mesa/src/mesa/drivers/x11/xmesa_x.h new file mode 100644 index 000000000..865bab431 --- /dev/null +++ b/dist/Mesa/src/mesa/drivers/x11/xmesa_x.h @@ -0,0 +1,86 @@ + +/************************************************************************** + +Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. +All Rights Reserved. + +Permission is hereby granted, free of charge, to any person obtaining a +copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sub license, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice (including the +next paragraph) shall be included in all copies or substantial portions +of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. +IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR +ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +**************************************************************************/ + +/* + * Authors: + * Kevin E. Martin <kevin@precisioninsight.com> + * + * When we're building the XMesa driver for stand-alone Mesa we + * include this file when building the xm_*.c files. + * We need to define some types and macros differently when building + * in the Xserver vs. stand-alone Mesa. + */ + +#ifndef _XMESA_X_H_ +#define _XMESA_X_H_ + +typedef Display XMesaDisplay; +typedef Pixmap XMesaPixmap; +typedef Colormap XMesaColormap; +typedef Drawable XMesaDrawable; +typedef Window XMesaWindow; +typedef GC XMesaGC; +typedef XVisualInfo *XMesaVisualInfo; +typedef XImage XMesaImage; +typedef XPoint XMesaPoint; +typedef XColor XMesaColor; + +#define XMesaDestroyImage XDestroyImage + +#define XMesaPutPixel XPutPixel +#define XMesaGetPixel XGetPixel + +#define XMesaSetForeground XSetForeground +#define XMesaSetBackground XSetBackground +#define XMesaSetPlaneMask XSetPlaneMask +#define XMesaSetFunction XSetFunction +#define XMesaSetFillStyle XSetFillStyle +#define XMesaSetTile XSetTile + +#define XMesaDrawPoint XDrawPoint +#define XMesaDrawPoints XDrawPoints +#define XMesaDrawLine XDrawLine +#define XMesaFillRectangle XFillRectangle +#define XMesaGetImage XGetImage +#define XMesaPutImage XPutImage +#define XMesaCopyArea XCopyArea + +#define XMesaCreatePixmap XCreatePixmap +#define XMesaFreePixmap XFreePixmap +#define XMesaFreeGC XFreeGC + +#define GET_COLORMAP_SIZE(__v) __v->visinfo->colormap_size +#define GET_REDMASK(__v) __v->mesa_visual.redMask +#define GET_GREENMASK(__v) __v->mesa_visual.greenMask +#define GET_BLUEMASK(__v) __v->mesa_visual.blueMask +#define GET_VISUAL_DEPTH(__v) __v->visinfo->depth +#define GET_BLACK_PIXEL(__v) BlackPixel(__v->display, __v->mesa_visual.screen) +#define CHECK_BYTE_ORDER(__v) host_byte_order()==ImageByteOrder(__v->display) +#define CHECK_FOR_HPCR(__v) XInternAtom(__v->display, "_HP_RGB_SMOOTH_MAP_LIST", True) + +#endif diff --git a/dist/Mesa/src/mesa/drivers/x11/xmesa_xf86.h b/dist/Mesa/src/mesa/drivers/x11/xmesa_xf86.h new file mode 100644 index 000000000..10f93c3ab --- /dev/null +++ b/dist/Mesa/src/mesa/drivers/x11/xmesa_xf86.h @@ -0,0 +1,198 @@ + +/************************************************************************** + +Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. +All Rights Reserved. + +Permission is hereby granted, free of charge, to any person obtaining a +copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sub license, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice (including the +next paragraph) shall be included in all copies or substantial portions +of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. +IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR +ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +**************************************************************************/ + +/* + * Authors: + * Kevin E. Martin <kevin@precisioninsight.com> + * + * When we're building the XMesa driver for use in the X server (as the + * indirect render) we include this file when building the xm_*.c files. + * We need to define some types and macros differently when building + * in the Xserver vs. stand-alone Mesa. + */ + +#ifndef _XMESA_XF86_H_ +#define _XMESA_XF86_H_ + +#include "GL/glxtokens.h" +#include "scrnintstr.h" +#include "pixmapstr.h" +#include "gcstruct.h" +#include "servermd.h" + + +typedef struct _XMesaImageRec { + int width, height; + char *data; + int bytes_per_line; /* Padded to 32 bits */ + int bits_per_pixel; +} XMesaImage; + +typedef ScreenRec XMesaDisplay; +typedef PixmapPtr XMesaPixmap; +typedef ColormapPtr XMesaColormap; +typedef DrawablePtr XMesaDrawable; +typedef WindowPtr XMesaWindow; +typedef GCPtr XMesaGC; +typedef VisualPtr XMesaVisualInfo; +typedef DDXPointRec XMesaPoint; +typedef xColorItem XMesaColor; + +#define XMesaSetGeneric(__d,__gc,__val,__mask) \ +do { \ + CARD32 __v[1]; \ + (void) __d; \ + __v[0] = __val; \ + dixChangeGC(NullClient, __gc, __mask, __v, NULL); \ +} while (0) + +#define XMesaSetGenericPtr(__d,__gc,__pval,__mask) \ +do { \ + ChangeGCVal __v[1]; \ + (void) __d; \ + __v[0].ptr = __pval; \ + dixChangeGC(NullClient, __gc, __mask, NULL, __v); \ +} while (0) + +#define XMesaSetForeground(d,gc,v) XMesaSetGeneric(d,gc,v,GCForeground) +#define XMesaSetBackground(d,gc,v) XMesaSetGeneric(d,gc,v,GCBackground) +#define XMesaSetPlaneMask(d,gc,v) XMesaSetGeneric(d,gc,v,GCPlaneMask) +#define XMesaSetFunction(d,gc,v) XMesaSetGeneric(d,gc,v,GCFunction) +#define XMesaSetFillStyle(d,gc,v) XMesaSetGeneric(d,gc,v,GCFillStyle) + +#define XMesaSetTile(d,gc,v) XMesaSetGenericPtr(d,gc,v,GCTile) + +#define XMesaDrawPoint(__d,__b,__gc,__x,__y) \ +do { \ + XMesaPoint __p[1]; \ + (void) __d; \ + __p[0].x = __x; \ + __p[0].y = __y; \ + ValidateGC(__b, __gc); \ + (*gc->ops->PolyPoint)(__b, __gc, CoordModeOrigin, 1, __p); \ +} while (0) + +#define XMesaDrawPoints(__d,__b,__gc,__p,__n,__m) \ +do { \ + (void) __d; \ + ValidateGC(__b, __gc); \ + (*gc->ops->PolyPoint)(__b, __gc, __m, __n, __p); \ +} while (0) + +#define XMesaDrawLine(__d, __b, __gc, __x0, __y0, __x1, __y1) \ +do { \ + XMesaPoint __p[2]; \ + (void) __d; \ + __p[0].x = __x0; \ + __p[0].y = __y0; \ + __p[1].x = __x1; \ + __p[1].y = __y1; \ + ValidateGC(__b, __gc); \ + (*gc->ops->PolyLines)(__b, __gc, CoordModeOrigin, 2, __p); \ +} while (0) + +#define XMesaFillRectangle(__d,__b,__gc,__x,__y,__w,__h) \ +do { \ + xRectangle __r[1]; \ + (void) __d; \ + ValidateGC((DrawablePtr)__b, __gc); \ + __r[0].x = __x; \ + __r[0].y = __y; \ + __r[0].width = __w; \ + __r[0].height = __h; \ + (*__gc->ops->PolyFillRect)((DrawablePtr)__b, __gc, 1, __r); \ +} while (0) + +static _X_INLINE XMesaImage *XMesaGetImage(XMesaDisplay *dpy, PixmapPtr p, int x, + int y, unsigned int width, + unsigned int height, + unsigned long plane_mask, int format) +{ + XMesaImage *img = Xcalloc(sizeof(*img)); + + img->width = p->drawable.width; + img->height = p->drawable.height; + img->bits_per_pixel = p->drawable.bitsPerPixel; + img->bytes_per_line = PixmapBytePad(width, p->drawable.depth); + img->data = malloc(height * img->bytes_per_line); + + /* Assumes: Images are always in ZPixmap format */ + (*p->drawable.pScreen->GetImage)(&p->drawable, x, y, width, height, + plane_mask, ZPixmap, img->data); + + return img; +} + +#define XMesaPutImage(__d,__b,__gc,__i,__sx,__sy,__x,__y,__w,__h) \ +do { \ + /* Assumes: Images are always in ZPixmap format */ \ + (void) __d; \ + ASSERT(!__sx && !__sy); /* The SubImage case */ \ + ValidateGC(__b, __gc); \ + (*__gc->ops->PutImage)(__b, __gc, ((XMesaDrawable)(__b))->depth, \ + __x, __y, __w, __h, 0, ZPixmap, \ + ((XMesaImage *)(__i))->data); \ +} while (0) + +#define XMesaCopyArea(__d,__sb,__db,__gc,__sx,__sy,__w,__h,__x,__y) \ +do { \ + (void) __d; \ + ValidateGC(__db, __gc); \ + (*__gc->ops->CopyArea)((DrawablePtr)__sb, __db, __gc, \ + __sx, __sy, __w, __h, __x, __y); \ +} while (0) + + +/* CreatePixmap returns a PixmapPtr; so, it cannot be inside braces */ +#ifdef CREATE_PIXMAP_USAGE_SCRATCH +#define XMesaCreatePixmap(__d,__b,__w,__h,__depth) \ + (*__d->CreatePixmap)(__d, __w, __h, __depth, 0) +#else +#define XMesaCreatePixmap(__d,__b,__w,__h,__depth) \ + (*__d->CreatePixmap)(__d, __w, __h, __depth) +#endif + +#define XMesaFreePixmap(__d,__b) \ + (*__d->DestroyPixmap)(__b) + +#define XMesaFreeGC(__d,__gc) \ +do { \ + (void) __d; \ + FreeScratchGC(__gc); \ +} while (0) + +#define GET_COLORMAP_SIZE(__v) __v->ColormapEntries +#define GET_REDMASK(__v) __v->mesa_visual.redMask +#define GET_GREENMASK(__v) __v->mesa_visual.greenMask +#define GET_BLUEMASK(__v) __v->mesa_visual.blueMask +#define GET_VISUAL_DEPTH(__v) __v->nplanes +#define GET_BLACK_PIXEL(__v) __v->display->blackPixel +#define CHECK_BYTE_ORDER(__v) GL_TRUE +#define CHECK_FOR_HPCR(__v) GL_FALSE + +#endif diff --git a/dist/Mesa/src/mesa/main/api_exec.c b/dist/Mesa/src/mesa/main/api_exec.c new file mode 100644 index 000000000..bae3bf11c --- /dev/null +++ b/dist/Mesa/src/mesa/main/api_exec.c @@ -0,0 +1,884 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +/** + * \file api_exec.c + * Initialize dispatch table with the immidiate mode functions. + */ + + +#include "glheader.h" +#if FEATURE_accum +#include "accum.h" +#endif +#include "api_loopback.h" +#include "api_exec.h" +#if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program +#include "shader/arbprogram.h" +#endif +#if FEATURE_ATI_fragment_shader +#include "shader/atifragshader.h" +#endif +#if FEATURE_attrib_stack +#include "attrib.h" +#endif +#include "blend.h" +#if FEATURE_ARB_vertex_buffer_object +#include "bufferobj.h" +#endif +#include "arrayobj.h" +#if FEATURE_draw_read_buffer +#include "buffers.h" +#endif +#include "clear.h" +#include "clip.h" +#if FEATURE_colortable +#include "colortab.h" +#endif +#include "context.h" +#if FEATURE_convolve +#include "convolve.h" +#endif +#include "depth.h" +#if FEATURE_dlist +#include "dlist.h" +#endif +#if FEATURE_drawpix +#include "drawpix.h" +#include "rastpos.h" +#endif +#include "enable.h" +#if FEATURE_evaluators +#include "eval.h" +#endif +#include "get.h" +#if FEATURE_feedback +#include "feedback.h" +#endif +#include "fog.h" +#if FEATURE_EXT_framebuffer_object +#include "fbobject.h" +#endif +#include "ffvertex_prog.h" +#include "framebuffer.h" +#include "hint.h" +#if FEATURE_histogram +#include "histogram.h" +#endif +#include "imports.h" +#include "light.h" +#include "lines.h" +#include "macros.h" +#include "matrix.h" +#include "multisample.h" +#if FEATURE_pixel_transfer +#include "pixel.h" +#endif +#include "pixelstore.h" +#include "points.h" +#include "polygon.h" +#if FEATURE_ARB_occlusion_query || FEATURE_EXT_timer_query +#include "queryobj.h" +#endif +#include "readpix.h" +#include "scissor.h" +#include "state.h" +#include "stencil.h" +#include "texenv.h" +#include "teximage.h" +#if FEATURE_texgen +#include "texgen.h" +#endif +#include "texobj.h" +#include "texparam.h" +#include "texstate.h" +#include "mtypes.h" +#include "varray.h" +#if FEATURE_NV_vertex_program +#include "shader/nvprogram.h" +#endif +#if FEATURE_NV_fragment_program +#include "shader/nvprogram.h" +#include "shader/program.h" +#include "texenvprogram.h" +#endif +#if FEATURE_ARB_shader_objects +#include "shaders.h" +#endif +#include "debug.h" +#include "glapi/dispatch.h" + + + +/** + * Initialize a dispatch table with pointers to Mesa's immediate-mode + * commands. + * + * Pointers to glBegin()/glEnd() object commands and a few others + * are provided via the GLvertexformat interface. + * + * \param ctx GL context to which \c exec belongs. + * \param exec dispatch table. + */ +void +_mesa_init_exec_table(struct _glapi_table *exec) +{ +#if _HAVE_FULL_GL + _mesa_loopback_init_api_table( exec ); +#endif + + /* load the dispatch slots we understand */ + SET_AlphaFunc(exec, _mesa_AlphaFunc); + SET_BlendFunc(exec, _mesa_BlendFunc); + SET_Clear(exec, _mesa_Clear); + SET_ClearColor(exec, _mesa_ClearColor); + SET_ClearStencil(exec, _mesa_ClearStencil); + SET_ColorMask(exec, _mesa_ColorMask); + SET_CullFace(exec, _mesa_CullFace); + SET_Disable(exec, _mesa_Disable); +#if FEATURE_draw_read_buffer + SET_DrawBuffer(exec, _mesa_DrawBuffer); + SET_ReadBuffer(exec, _mesa_ReadBuffer); +#endif + SET_Enable(exec, _mesa_Enable); + SET_Finish(exec, _mesa_Finish); + SET_Flush(exec, _mesa_Flush); + SET_FrontFace(exec, _mesa_FrontFace); + SET_Frustum(exec, _mesa_Frustum); + SET_GetError(exec, _mesa_GetError); + SET_GetFloatv(exec, _mesa_GetFloatv); + SET_GetString(exec, _mesa_GetString); + SET_LineStipple(exec, _mesa_LineStipple); + SET_LineWidth(exec, _mesa_LineWidth); + SET_LoadIdentity(exec, _mesa_LoadIdentity); + SET_LoadMatrixf(exec, _mesa_LoadMatrixf); + SET_LogicOp(exec, _mesa_LogicOp); + SET_MatrixMode(exec, _mesa_MatrixMode); + SET_MultMatrixf(exec, _mesa_MultMatrixf); + SET_Ortho(exec, _mesa_Ortho); + SET_PixelStorei(exec, _mesa_PixelStorei); + SET_PopMatrix(exec, _mesa_PopMatrix); + SET_PushMatrix(exec, _mesa_PushMatrix); + SET_Rotatef(exec, _mesa_Rotatef); + SET_Scalef(exec, _mesa_Scalef); + SET_Scissor(exec, _mesa_Scissor); + SET_ShadeModel(exec, _mesa_ShadeModel); + SET_StencilFunc(exec, _mesa_StencilFunc); + SET_StencilMask(exec, _mesa_StencilMask); + SET_StencilOp(exec, _mesa_StencilOp); + SET_TexEnvfv(exec, _mesa_TexEnvfv); + SET_TexEnvi(exec, _mesa_TexEnvi); + SET_TexImage2D(exec, _mesa_TexImage2D); + SET_TexParameteri(exec, _mesa_TexParameteri); + SET_Translatef(exec, _mesa_Translatef); + SET_Viewport(exec, _mesa_Viewport); +#if FEATURE_accum + SET_Accum(exec, _mesa_Accum); + SET_ClearAccum(exec, _mesa_ClearAccum); +#endif +#if FEATURE_dlist + SET_CallList(exec, _mesa_CallList); + SET_CallLists(exec, _mesa_CallLists); + SET_DeleteLists(exec, _mesa_DeleteLists); + SET_EndList(exec, _mesa_EndList); + SET_GenLists(exec, _mesa_GenLists); + SET_IsList(exec, _mesa_IsList); + SET_ListBase(exec, _mesa_ListBase); + SET_NewList(exec, _mesa_NewList); +#endif + SET_ClearDepth(exec, _mesa_ClearDepth); + SET_ClearIndex(exec, _mesa_ClearIndex); + SET_ClipPlane(exec, _mesa_ClipPlane); + SET_ColorMaterial(exec, _mesa_ColorMaterial); + SET_CullParameterfvEXT(exec, _mesa_CullParameterfvEXT); + SET_CullParameterdvEXT(exec, _mesa_CullParameterdvEXT); + SET_DepthFunc(exec, _mesa_DepthFunc); + SET_DepthMask(exec, _mesa_DepthMask); + SET_DepthRange(exec, _mesa_DepthRange); +#if FEATURE_drawpix + SET_Bitmap(exec, _mesa_Bitmap); + SET_CopyPixels(exec, _mesa_CopyPixels); + SET_DrawPixels(exec, _mesa_DrawPixels); +#endif +#if FEATURE_feedback + SET_InitNames(exec, _mesa_InitNames); + SET_FeedbackBuffer(exec, _mesa_FeedbackBuffer); + SET_LoadName(exec, _mesa_LoadName); + SET_PassThrough(exec, _mesa_PassThrough); + SET_PopName(exec, _mesa_PopName); + SET_PushName(exec, _mesa_PushName); + SET_SelectBuffer(exec, _mesa_SelectBuffer); + SET_RenderMode(exec, _mesa_RenderMode); +#endif + SET_FogCoordPointerEXT(exec, _mesa_FogCoordPointerEXT); + SET_Fogf(exec, _mesa_Fogf); + SET_Fogfv(exec, _mesa_Fogfv); + SET_Fogi(exec, _mesa_Fogi); + SET_Fogiv(exec, _mesa_Fogiv); + SET_GetClipPlane(exec, _mesa_GetClipPlane); + SET_GetBooleanv(exec, _mesa_GetBooleanv); + SET_GetDoublev(exec, _mesa_GetDoublev); + SET_GetIntegerv(exec, _mesa_GetIntegerv); + SET_GetLightfv(exec, _mesa_GetLightfv); + SET_GetLightiv(exec, _mesa_GetLightiv); + SET_GetMaterialfv(exec, _mesa_GetMaterialfv); + SET_GetMaterialiv(exec, _mesa_GetMaterialiv); + SET_GetPolygonStipple(exec, _mesa_GetPolygonStipple); + SET_GetTexEnvfv(exec, _mesa_GetTexEnvfv); + SET_GetTexEnviv(exec, _mesa_GetTexEnviv); + SET_GetTexLevelParameterfv(exec, _mesa_GetTexLevelParameterfv); + SET_GetTexLevelParameteriv(exec, _mesa_GetTexLevelParameteriv); + SET_GetTexParameterfv(exec, _mesa_GetTexParameterfv); + SET_GetTexParameteriv(exec, _mesa_GetTexParameteriv); + SET_GetTexImage(exec, _mesa_GetTexImage); + SET_Hint(exec, _mesa_Hint); + SET_IndexMask(exec, _mesa_IndexMask); + SET_IsEnabled(exec, _mesa_IsEnabled); + SET_LightModelf(exec, _mesa_LightModelf); + SET_LightModelfv(exec, _mesa_LightModelfv); + SET_LightModeli(exec, _mesa_LightModeli); + SET_LightModeliv(exec, _mesa_LightModeliv); + SET_Lightf(exec, _mesa_Lightf); + SET_Lightfv(exec, _mesa_Lightfv); + SET_Lighti(exec, _mesa_Lighti); + SET_Lightiv(exec, _mesa_Lightiv); + SET_LoadMatrixd(exec, _mesa_LoadMatrixd); +#if FEATURE_evaluators + SET_GetMapdv(exec, _mesa_GetMapdv); + SET_GetMapfv(exec, _mesa_GetMapfv); + SET_GetMapiv(exec, _mesa_GetMapiv); + SET_Map1d(exec, _mesa_Map1d); + SET_Map1f(exec, _mesa_Map1f); + SET_Map2d(exec, _mesa_Map2d); + SET_Map2f(exec, _mesa_Map2f); + SET_MapGrid1d(exec, _mesa_MapGrid1d); + SET_MapGrid1f(exec, _mesa_MapGrid1f); + SET_MapGrid2d(exec, _mesa_MapGrid2d); + SET_MapGrid2f(exec, _mesa_MapGrid2f); +#endif + SET_MultMatrixd(exec, _mesa_MultMatrixd); +#if FEATURE_pixel_transfer + SET_GetPixelMapfv(exec, _mesa_GetPixelMapfv); + SET_GetPixelMapuiv(exec, _mesa_GetPixelMapuiv); + SET_GetPixelMapusv(exec, _mesa_GetPixelMapusv); + SET_PixelMapfv(exec, _mesa_PixelMapfv); + SET_PixelMapuiv(exec, _mesa_PixelMapuiv); + SET_PixelMapusv(exec, _mesa_PixelMapusv); + SET_PixelTransferf(exec, _mesa_PixelTransferf); + SET_PixelTransferi(exec, _mesa_PixelTransferi); + SET_PixelZoom(exec, _mesa_PixelZoom); +#endif + SET_PixelStoref(exec, _mesa_PixelStoref); + SET_PointSize(exec, _mesa_PointSize); + SET_PolygonMode(exec, _mesa_PolygonMode); + SET_PolygonOffset(exec, _mesa_PolygonOffset); + SET_PolygonStipple(exec, _mesa_PolygonStipple); +#if FEATURE_attrib_stack + SET_PopAttrib(exec, _mesa_PopAttrib); + SET_PushAttrib(exec, _mesa_PushAttrib); + SET_PopClientAttrib(exec, _mesa_PopClientAttrib); + SET_PushClientAttrib(exec, _mesa_PushClientAttrib); +#endif +#if FEATURE_drawpix + SET_RasterPos2f(exec, _mesa_RasterPos2f); + SET_RasterPos2fv(exec, _mesa_RasterPos2fv); + SET_RasterPos2i(exec, _mesa_RasterPos2i); + SET_RasterPos2iv(exec, _mesa_RasterPos2iv); + SET_RasterPos2d(exec, _mesa_RasterPos2d); + SET_RasterPos2dv(exec, _mesa_RasterPos2dv); + SET_RasterPos2s(exec, _mesa_RasterPos2s); + SET_RasterPos2sv(exec, _mesa_RasterPos2sv); + SET_RasterPos3d(exec, _mesa_RasterPos3d); + SET_RasterPos3dv(exec, _mesa_RasterPos3dv); + SET_RasterPos3f(exec, _mesa_RasterPos3f); + SET_RasterPos3fv(exec, _mesa_RasterPos3fv); + SET_RasterPos3i(exec, _mesa_RasterPos3i); + SET_RasterPos3iv(exec, _mesa_RasterPos3iv); + SET_RasterPos3s(exec, _mesa_RasterPos3s); + SET_RasterPos3sv(exec, _mesa_RasterPos3sv); + SET_RasterPos4d(exec, _mesa_RasterPos4d); + SET_RasterPos4dv(exec, _mesa_RasterPos4dv); + SET_RasterPos4f(exec, _mesa_RasterPos4f); + SET_RasterPos4fv(exec, _mesa_RasterPos4fv); + SET_RasterPos4i(exec, _mesa_RasterPos4i); + SET_RasterPos4iv(exec, _mesa_RasterPos4iv); + SET_RasterPos4s(exec, _mesa_RasterPos4s); + SET_RasterPos4sv(exec, _mesa_RasterPos4sv); +#endif + SET_ReadPixels(exec, _mesa_ReadPixels); + SET_Rotated(exec, _mesa_Rotated); + SET_Scaled(exec, _mesa_Scaled); + SET_SecondaryColorPointerEXT(exec, _mesa_SecondaryColorPointerEXT); + SET_TexEnvf(exec, _mesa_TexEnvf); + SET_TexEnviv(exec, _mesa_TexEnviv); + +#if FEATURE_texgen + SET_GetTexGendv(exec, _mesa_GetTexGendv); + SET_GetTexGenfv(exec, _mesa_GetTexGenfv); + SET_GetTexGeniv(exec, _mesa_GetTexGeniv); + SET_TexGend(exec, _mesa_TexGend); + SET_TexGendv(exec, _mesa_TexGendv); + SET_TexGenf(exec, _mesa_TexGenf); + SET_TexGenfv(exec, _mesa_TexGenfv); + SET_TexGeni(exec, _mesa_TexGeni); + SET_TexGeniv(exec, _mesa_TexGeniv); +#endif + + SET_TexImage1D(exec, _mesa_TexImage1D); + SET_TexParameterf(exec, _mesa_TexParameterf); + SET_TexParameterfv(exec, _mesa_TexParameterfv); + SET_TexParameteriv(exec, _mesa_TexParameteriv); + SET_Translated(exec, _mesa_Translated); + + /* 1.1 */ + SET_BindTexture(exec, _mesa_BindTexture); + SET_DeleteTextures(exec, _mesa_DeleteTextures); + SET_GenTextures(exec, _mesa_GenTextures); +#if _HAVE_FULL_GL + SET_AreTexturesResident(exec, _mesa_AreTexturesResident); + SET_ColorPointer(exec, _mesa_ColorPointer); + SET_CopyTexImage1D(exec, _mesa_CopyTexImage1D); + SET_CopyTexImage2D(exec, _mesa_CopyTexImage2D); + SET_CopyTexSubImage1D(exec, _mesa_CopyTexSubImage1D); + SET_CopyTexSubImage2D(exec, _mesa_CopyTexSubImage2D); + SET_DisableClientState(exec, _mesa_DisableClientState); + SET_EdgeFlagPointer(exec, _mesa_EdgeFlagPointer); + SET_EnableClientState(exec, _mesa_EnableClientState); + SET_GetPointerv(exec, _mesa_GetPointerv); + SET_IndexPointer(exec, _mesa_IndexPointer); + SET_InterleavedArrays(exec, _mesa_InterleavedArrays); + SET_IsTexture(exec, _mesa_IsTexture); + SET_NormalPointer(exec, _mesa_NormalPointer); + SET_PrioritizeTextures(exec, _mesa_PrioritizeTextures); + SET_TexCoordPointer(exec, _mesa_TexCoordPointer); + SET_TexSubImage1D(exec, _mesa_TexSubImage1D); + SET_TexSubImage2D(exec, _mesa_TexSubImage2D); + SET_VertexPointer(exec, _mesa_VertexPointer); +#endif + + /* 1.2 */ +#if _HAVE_FULL_GL + SET_CopyTexSubImage3D(exec, _mesa_CopyTexSubImage3D); + SET_TexImage3D(exec, _mesa_TexImage3D); + SET_TexSubImage3D(exec, _mesa_TexSubImage3D); +#endif + + /* OpenGL 1.2 GL_ARB_imaging */ + SET_BlendColor(exec, _mesa_BlendColor); + SET_BlendEquation(exec, _mesa_BlendEquation); + SET_BlendEquationSeparateEXT(exec, _mesa_BlendEquationSeparateEXT); + +#if FEATURE_colortable + SET_ColorSubTable(exec, _mesa_ColorSubTable); + SET_ColorTable(exec, _mesa_ColorTable); + SET_ColorTableParameterfv(exec, _mesa_ColorTableParameterfv); + SET_ColorTableParameteriv(exec, _mesa_ColorTableParameteriv); + SET_CopyColorSubTable(exec, _mesa_CopyColorSubTable); + SET_CopyColorTable(exec, _mesa_CopyColorTable); + SET_GetColorTable(exec, _mesa_GetColorTable); + SET_GetColorTableParameterfv(exec, _mesa_GetColorTableParameterfv); + SET_GetColorTableParameteriv(exec, _mesa_GetColorTableParameteriv); +#endif + +#if FEATURE_convolve + SET_ConvolutionFilter1D(exec, _mesa_ConvolutionFilter1D); + SET_ConvolutionFilter2D(exec, _mesa_ConvolutionFilter2D); + SET_ConvolutionParameterf(exec, _mesa_ConvolutionParameterf); + SET_ConvolutionParameterfv(exec, _mesa_ConvolutionParameterfv); + SET_ConvolutionParameteri(exec, _mesa_ConvolutionParameteri); + SET_ConvolutionParameteriv(exec, _mesa_ConvolutionParameteriv); + SET_CopyConvolutionFilter1D(exec, _mesa_CopyConvolutionFilter1D); + SET_CopyConvolutionFilter2D(exec, _mesa_CopyConvolutionFilter2D); + SET_GetConvolutionFilter(exec, _mesa_GetConvolutionFilter); + SET_GetConvolutionParameterfv(exec, _mesa_GetConvolutionParameterfv); + SET_GetConvolutionParameteriv(exec, _mesa_GetConvolutionParameteriv); + SET_SeparableFilter2D(exec, _mesa_SeparableFilter2D); +#endif +#if FEATURE_histogram + SET_GetHistogram(exec, _mesa_GetHistogram); + SET_GetHistogramParameterfv(exec, _mesa_GetHistogramParameterfv); + SET_GetHistogramParameteriv(exec, _mesa_GetHistogramParameteriv); + SET_GetMinmax(exec, _mesa_GetMinmax); + SET_GetMinmaxParameterfv(exec, _mesa_GetMinmaxParameterfv); + SET_GetMinmaxParameteriv(exec, _mesa_GetMinmaxParameteriv); + SET_GetSeparableFilter(exec, _mesa_GetSeparableFilter); + SET_Histogram(exec, _mesa_Histogram); + SET_Minmax(exec, _mesa_Minmax); + SET_ResetHistogram(exec, _mesa_ResetHistogram); + SET_ResetMinmax(exec, _mesa_ResetMinmax); +#endif + + /* OpenGL 2.0 */ + SET_StencilFuncSeparate(exec, _mesa_StencilFuncSeparate); + SET_StencilMaskSeparate(exec, _mesa_StencilMaskSeparate); + SET_StencilOpSeparate(exec, _mesa_StencilOpSeparate); +#if FEATURE_ARB_shader_objects + SET_AttachShader(exec, _mesa_AttachShader); + SET_CreateProgram(exec, _mesa_CreateProgram); + SET_CreateShader(exec, _mesa_CreateShader); + SET_DeleteProgram(exec, _mesa_DeleteProgram); + SET_DeleteShader(exec, _mesa_DeleteShader); + SET_DetachShader(exec, _mesa_DetachShader); + SET_GetAttachedShaders(exec, _mesa_GetAttachedShaders); + SET_GetProgramiv(exec, _mesa_GetProgramiv); + SET_GetProgramInfoLog(exec, _mesa_GetProgramInfoLog); + SET_GetShaderiv(exec, _mesa_GetShaderiv); + SET_GetShaderInfoLog(exec, _mesa_GetShaderInfoLog); + SET_IsProgram(exec, _mesa_IsProgram); + SET_IsShader(exec, _mesa_IsShader); +#endif + + /* OpenGL 2.1 */ +#if FEATURE_ARB_shader_objects + SET_UniformMatrix2x3fv(exec, _mesa_UniformMatrix2x3fv); + SET_UniformMatrix3x2fv(exec, _mesa_UniformMatrix3x2fv); + SET_UniformMatrix2x4fv(exec, _mesa_UniformMatrix2x4fv); + SET_UniformMatrix4x2fv(exec, _mesa_UniformMatrix4x2fv); + SET_UniformMatrix3x4fv(exec, _mesa_UniformMatrix3x4fv); + SET_UniformMatrix4x3fv(exec, _mesa_UniformMatrix4x3fv); +#endif + + + /* 2. GL_EXT_blend_color */ +#if 0 +/* SET_BlendColorEXT(exec, _mesa_BlendColorEXT); */ +#endif + + /* 3. GL_EXT_polygon_offset */ +#if _HAVE_FULL_GL + SET_PolygonOffsetEXT(exec, _mesa_PolygonOffsetEXT); +#endif + + /* 6. GL_EXT_texture3d */ +#if 0 +/* SET_CopyTexSubImage3DEXT(exec, _mesa_CopyTexSubImage3D); */ +/* SET_TexImage3DEXT(exec, _mesa_TexImage3DEXT); */ +/* SET_TexSubImage3DEXT(exec, _mesa_TexSubImage3D); */ +#endif + + /* 11. GL_EXT_histogram */ +#if 0 + SET_GetHistogramEXT(exec, _mesa_GetHistogram); + SET_GetHistogramParameterfvEXT(exec, _mesa_GetHistogramParameterfv); + SET_GetHistogramParameterivEXT(exec, _mesa_GetHistogramParameteriv); + SET_GetMinmaxEXT(exec, _mesa_GetMinmax); + SET_GetMinmaxParameterfvEXT(exec, _mesa_GetMinmaxParameterfv); + SET_GetMinmaxParameterivEXT(exec, _mesa_GetMinmaxParameteriv); +#endif + + /* 14. SGI_color_table */ +#if 0 + SET_ColorTableSGI(exec, _mesa_ColorTable); + SET_ColorSubTableSGI(exec, _mesa_ColorSubTable); + SET_GetColorTableSGI(exec, _mesa_GetColorTable); + SET_GetColorTableParameterfvSGI(exec, _mesa_GetColorTableParameterfv); + SET_GetColorTableParameterivSGI(exec, _mesa_GetColorTableParameteriv); +#endif + + /* 30. GL_EXT_vertex_array */ +#if _HAVE_FULL_GL + SET_ColorPointerEXT(exec, _mesa_ColorPointerEXT); + SET_EdgeFlagPointerEXT(exec, _mesa_EdgeFlagPointerEXT); + SET_IndexPointerEXT(exec, _mesa_IndexPointerEXT); + SET_NormalPointerEXT(exec, _mesa_NormalPointerEXT); + SET_TexCoordPointerEXT(exec, _mesa_TexCoordPointerEXT); + SET_VertexPointerEXT(exec, _mesa_VertexPointerEXT); +#endif + + /* 37. GL_EXT_blend_minmax */ +#if 0 + SET_BlendEquationEXT(exec, _mesa_BlendEquationEXT); +#endif + + /* 54. GL_EXT_point_parameters */ +#if _HAVE_FULL_GL + SET_PointParameterfEXT(exec, _mesa_PointParameterf); + SET_PointParameterfvEXT(exec, _mesa_PointParameterfv); +#endif + + /* 97. GL_EXT_compiled_vertex_array */ +#if _HAVE_FULL_GL + SET_LockArraysEXT(exec, _mesa_LockArraysEXT); + SET_UnlockArraysEXT(exec, _mesa_UnlockArraysEXT); +#endif + + /* 148. GL_EXT_multi_draw_arrays */ +#if _HAVE_FULL_GL + SET_MultiDrawArraysEXT(exec, _mesa_MultiDrawArraysEXT); + SET_MultiDrawElementsEXT(exec, _mesa_MultiDrawElementsEXT); +#endif + + /* 173. GL_INGR_blend_func_separate */ +#if _HAVE_FULL_GL + SET_BlendFuncSeparateEXT(exec, _mesa_BlendFuncSeparateEXT); +#endif + + /* 196. GL_MESA_resize_buffers */ +#if _HAVE_FULL_GL + SET_ResizeBuffersMESA(exec, _mesa_ResizeBuffersMESA); +#endif + + /* 197. GL_MESA_window_pos */ +#if FEATURE_drawpix + SET_WindowPos2dMESA(exec, _mesa_WindowPos2dMESA); + SET_WindowPos2dvMESA(exec, _mesa_WindowPos2dvMESA); + SET_WindowPos2fMESA(exec, _mesa_WindowPos2fMESA); + SET_WindowPos2fvMESA(exec, _mesa_WindowPos2fvMESA); + SET_WindowPos2iMESA(exec, _mesa_WindowPos2iMESA); + SET_WindowPos2ivMESA(exec, _mesa_WindowPos2ivMESA); + SET_WindowPos2sMESA(exec, _mesa_WindowPos2sMESA); + SET_WindowPos2svMESA(exec, _mesa_WindowPos2svMESA); + SET_WindowPos3dMESA(exec, _mesa_WindowPos3dMESA); + SET_WindowPos3dvMESA(exec, _mesa_WindowPos3dvMESA); + SET_WindowPos3fMESA(exec, _mesa_WindowPos3fMESA); + SET_WindowPos3fvMESA(exec, _mesa_WindowPos3fvMESA); + SET_WindowPos3iMESA(exec, _mesa_WindowPos3iMESA); + SET_WindowPos3ivMESA(exec, _mesa_WindowPos3ivMESA); + SET_WindowPos3sMESA(exec, _mesa_WindowPos3sMESA); + SET_WindowPos3svMESA(exec, _mesa_WindowPos3svMESA); + SET_WindowPos4dMESA(exec, _mesa_WindowPos4dMESA); + SET_WindowPos4dvMESA(exec, _mesa_WindowPos4dvMESA); + SET_WindowPos4fMESA(exec, _mesa_WindowPos4fMESA); + SET_WindowPos4fvMESA(exec, _mesa_WindowPos4fvMESA); + SET_WindowPos4iMESA(exec, _mesa_WindowPos4iMESA); + SET_WindowPos4ivMESA(exec, _mesa_WindowPos4ivMESA); + SET_WindowPos4sMESA(exec, _mesa_WindowPos4sMESA); + SET_WindowPos4svMESA(exec, _mesa_WindowPos4svMESA); +#endif + + /* 200. GL_IBM_multimode_draw_arrays */ +#if _HAVE_FULL_GL + SET_MultiModeDrawArraysIBM(exec, _mesa_MultiModeDrawArraysIBM); + SET_MultiModeDrawElementsIBM(exec, _mesa_MultiModeDrawElementsIBM); +#endif + + /* 233. GL_NV_vertex_program */ +#if FEATURE_NV_vertex_program + SET_BindProgramNV(exec, _mesa_BindProgram); + SET_DeleteProgramsNV(exec, _mesa_DeletePrograms); + SET_ExecuteProgramNV(exec, _mesa_ExecuteProgramNV); + SET_GenProgramsNV(exec, _mesa_GenPrograms); + SET_AreProgramsResidentNV(exec, _mesa_AreProgramsResidentNV); + SET_RequestResidentProgramsNV(exec, _mesa_RequestResidentProgramsNV); + SET_GetProgramParameterfvNV(exec, _mesa_GetProgramParameterfvNV); + SET_GetProgramParameterdvNV(exec, _mesa_GetProgramParameterdvNV); + SET_GetProgramivNV(exec, _mesa_GetProgramivNV); + SET_GetProgramStringNV(exec, _mesa_GetProgramStringNV); + SET_GetTrackMatrixivNV(exec, _mesa_GetTrackMatrixivNV); + SET_GetVertexAttribdvNV(exec, _mesa_GetVertexAttribdvNV); + SET_GetVertexAttribfvNV(exec, _mesa_GetVertexAttribfvNV); + SET_GetVertexAttribivNV(exec, _mesa_GetVertexAttribivNV); + SET_GetVertexAttribPointervNV(exec, _mesa_GetVertexAttribPointervNV); + SET_IsProgramNV(exec, _mesa_IsProgramARB); + SET_LoadProgramNV(exec, _mesa_LoadProgramNV); + SET_ProgramEnvParameter4dARB(exec, _mesa_ProgramEnvParameter4dARB); /* alias to ProgramParameter4dNV */ + SET_ProgramEnvParameter4dvARB(exec, _mesa_ProgramEnvParameter4dvARB); /* alias to ProgramParameter4dvNV */ + SET_ProgramEnvParameter4fARB(exec, _mesa_ProgramEnvParameter4fARB); /* alias to ProgramParameter4fNV */ + SET_ProgramEnvParameter4fvARB(exec, _mesa_ProgramEnvParameter4fvARB); /* alias to ProgramParameter4fvNV */ + SET_ProgramParameters4dvNV(exec, _mesa_ProgramParameters4dvNV); + SET_ProgramParameters4fvNV(exec, _mesa_ProgramParameters4fvNV); + SET_TrackMatrixNV(exec, _mesa_TrackMatrixNV); + SET_VertexAttribPointerNV(exec, _mesa_VertexAttribPointerNV); + /* glVertexAttrib*NV functions handled in api_loopback.c */ +#endif + + /* 273. GL_APPLE_vertex_array_object */ + SET_BindVertexArrayAPPLE(exec, _mesa_BindVertexArrayAPPLE); + SET_DeleteVertexArraysAPPLE(exec, _mesa_DeleteVertexArraysAPPLE); + SET_GenVertexArraysAPPLE(exec, _mesa_GenVertexArraysAPPLE); + SET_IsVertexArrayAPPLE(exec, _mesa_IsVertexArrayAPPLE); + + /* 282. GL_NV_fragment_program */ +#if FEATURE_NV_fragment_program + SET_ProgramNamedParameter4fNV(exec, _mesa_ProgramNamedParameter4fNV); + SET_ProgramNamedParameter4dNV(exec, _mesa_ProgramNamedParameter4dNV); + SET_ProgramNamedParameter4fvNV(exec, _mesa_ProgramNamedParameter4fvNV); + SET_ProgramNamedParameter4dvNV(exec, _mesa_ProgramNamedParameter4dvNV); + SET_GetProgramNamedParameterfvNV(exec, _mesa_GetProgramNamedParameterfvNV); + SET_GetProgramNamedParameterdvNV(exec, _mesa_GetProgramNamedParameterdvNV); + SET_ProgramLocalParameter4dARB(exec, _mesa_ProgramLocalParameter4dARB); + SET_ProgramLocalParameter4dvARB(exec, _mesa_ProgramLocalParameter4dvARB); + SET_ProgramLocalParameter4fARB(exec, _mesa_ProgramLocalParameter4fARB); + SET_ProgramLocalParameter4fvARB(exec, _mesa_ProgramLocalParameter4fvARB); + SET_GetProgramLocalParameterdvARB(exec, _mesa_GetProgramLocalParameterdvARB); + SET_GetProgramLocalParameterfvARB(exec, _mesa_GetProgramLocalParameterfvARB); +#endif + + /* 262. GL_NV_point_sprite */ +#if _HAVE_FULL_GL + SET_PointParameteriNV(exec, _mesa_PointParameteri); + SET_PointParameterivNV(exec, _mesa_PointParameteriv); +#endif + + /* 268. GL_EXT_stencil_two_side */ +#if _HAVE_FULL_GL + SET_ActiveStencilFaceEXT(exec, _mesa_ActiveStencilFaceEXT); +#endif + + /* ???. GL_EXT_depth_bounds_test */ + SET_DepthBoundsEXT(exec, _mesa_DepthBoundsEXT); + + /* ARB 1. GL_ARB_multitexture */ +#if _HAVE_FULL_GL + SET_ActiveTextureARB(exec, _mesa_ActiveTextureARB); + SET_ClientActiveTextureARB(exec, _mesa_ClientActiveTextureARB); +#endif + + /* ARB 3. GL_ARB_transpose_matrix */ +#if _HAVE_FULL_GL + SET_LoadTransposeMatrixdARB(exec, _mesa_LoadTransposeMatrixdARB); + SET_LoadTransposeMatrixfARB(exec, _mesa_LoadTransposeMatrixfARB); + SET_MultTransposeMatrixdARB(exec, _mesa_MultTransposeMatrixdARB); + SET_MultTransposeMatrixfARB(exec, _mesa_MultTransposeMatrixfARB); +#endif + + /* ARB 5. GL_ARB_multisample */ +#if _HAVE_FULL_GL + SET_SampleCoverageARB(exec, _mesa_SampleCoverageARB); +#endif + + /* ARB 12. GL_ARB_texture_compression */ +#if _HAVE_FULL_GL + SET_CompressedTexImage3DARB(exec, _mesa_CompressedTexImage3DARB); + SET_CompressedTexImage2DARB(exec, _mesa_CompressedTexImage2DARB); + SET_CompressedTexImage1DARB(exec, _mesa_CompressedTexImage1DARB); + SET_CompressedTexSubImage3DARB(exec, _mesa_CompressedTexSubImage3DARB); + SET_CompressedTexSubImage2DARB(exec, _mesa_CompressedTexSubImage2DARB); + SET_CompressedTexSubImage1DARB(exec, _mesa_CompressedTexSubImage1DARB); + SET_GetCompressedTexImageARB(exec, _mesa_GetCompressedTexImageARB); +#endif + + /* ARB 14. GL_ARB_point_parameters */ + /* reuse EXT_point_parameters functions */ + + /* ARB 26. GL_ARB_vertex_program */ + /* ARB 27. GL_ARB_fragment_program */ +#if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program + /* glVertexAttrib1sARB aliases glVertexAttrib1sNV */ + /* glVertexAttrib1fARB aliases glVertexAttrib1fNV */ + /* glVertexAttrib1dARB aliases glVertexAttrib1dNV */ + /* glVertexAttrib2sARB aliases glVertexAttrib2sNV */ + /* glVertexAttrib2fARB aliases glVertexAttrib2fNV */ + /* glVertexAttrib2dARB aliases glVertexAttrib2dNV */ + /* glVertexAttrib3sARB aliases glVertexAttrib3sNV */ + /* glVertexAttrib3fARB aliases glVertexAttrib3fNV */ + /* glVertexAttrib3dARB aliases glVertexAttrib3dNV */ + /* glVertexAttrib4sARB aliases glVertexAttrib4sNV */ + /* glVertexAttrib4fARB aliases glVertexAttrib4fNV */ + /* glVertexAttrib4dARB aliases glVertexAttrib4dNV */ + /* glVertexAttrib4NubARB aliases glVertexAttrib4NubNV */ + /* glVertexAttrib1svARB aliases glVertexAttrib1svNV */ + /* glVertexAttrib1fvARB aliases glVertexAttrib1fvNV */ + /* glVertexAttrib1dvARB aliases glVertexAttrib1dvNV */ + /* glVertexAttrib2svARB aliases glVertexAttrib2svNV */ + /* glVertexAttrib2fvARB aliases glVertexAttrib2fvNV */ + /* glVertexAttrib2dvARB aliases glVertexAttrib2dvNV */ + /* glVertexAttrib3svARB aliases glVertexAttrib3svNV */ + /* glVertexAttrib3fvARB aliases glVertexAttrib3fvNV */ + /* glVertexAttrib3dvARB aliases glVertexAttrib3dvNV */ + /* glVertexAttrib4svARB aliases glVertexAttrib4svNV */ + /* glVertexAttrib4fvARB aliases glVertexAttrib4fvNV */ + /* glVertexAttrib4dvARB aliases glVertexAttrib4dvNV */ + /* glVertexAttrib4NubvARB aliases glVertexAttrib4NubvNV */ + /* glVertexAttrib4bvARB handled in api_loopback.c */ + /* glVertexAttrib4ivARB handled in api_loopback.c */ + /* glVertexAttrib4ubvARB handled in api_loopback.c */ + /* glVertexAttrib4usvARB handled in api_loopback.c */ + /* glVertexAttrib4uivARB handled in api_loopback.c */ + /* glVertexAttrib4NbvARB handled in api_loopback.c */ + /* glVertexAttrib4NsvARB handled in api_loopback.c */ + /* glVertexAttrib4NivARB handled in api_loopback.c */ + /* glVertexAttrib4NusvARB handled in api_loopback.c */ + /* glVertexAttrib4NuivARB handled in api_loopback.c */ + SET_VertexAttribPointerARB(exec, _mesa_VertexAttribPointerARB); + SET_EnableVertexAttribArrayARB(exec, _mesa_EnableVertexAttribArrayARB); + SET_DisableVertexAttribArrayARB(exec, _mesa_DisableVertexAttribArrayARB); + SET_ProgramStringARB(exec, _mesa_ProgramStringARB); + /* glBindProgramARB aliases glBindProgramNV */ + /* glDeleteProgramsARB aliases glDeleteProgramsNV */ + /* glGenProgramsARB aliases glGenProgramsNV */ + /* glIsProgramARB aliases glIsProgramNV */ + SET_GetVertexAttribdvARB(exec, _mesa_GetVertexAttribdvARB); + SET_GetVertexAttribfvARB(exec, _mesa_GetVertexAttribfvARB); + SET_GetVertexAttribivARB(exec, _mesa_GetVertexAttribivARB); + /* glGetVertexAttribPointervARB aliases glGetVertexAttribPointervNV */ + SET_ProgramEnvParameter4dARB(exec, _mesa_ProgramEnvParameter4dARB); + SET_ProgramEnvParameter4dvARB(exec, _mesa_ProgramEnvParameter4dvARB); + SET_ProgramEnvParameter4fARB(exec, _mesa_ProgramEnvParameter4fARB); + SET_ProgramEnvParameter4fvARB(exec, _mesa_ProgramEnvParameter4fvARB); + SET_ProgramLocalParameter4dARB(exec, _mesa_ProgramLocalParameter4dARB); + SET_ProgramLocalParameter4dvARB(exec, _mesa_ProgramLocalParameter4dvARB); + SET_ProgramLocalParameter4fARB(exec, _mesa_ProgramLocalParameter4fARB); + SET_ProgramLocalParameter4fvARB(exec, _mesa_ProgramLocalParameter4fvARB); + SET_GetProgramEnvParameterdvARB(exec, _mesa_GetProgramEnvParameterdvARB); + SET_GetProgramEnvParameterfvARB(exec, _mesa_GetProgramEnvParameterfvARB); + SET_GetProgramLocalParameterdvARB(exec, _mesa_GetProgramLocalParameterdvARB); + SET_GetProgramLocalParameterfvARB(exec, _mesa_GetProgramLocalParameterfvARB); + SET_GetProgramivARB(exec, _mesa_GetProgramivARB); + SET_GetProgramStringARB(exec, _mesa_GetProgramStringARB); +#endif + + /* ARB 28. GL_ARB_vertex_buffer_object */ +#if FEATURE_ARB_vertex_buffer_object + SET_BindBufferARB(exec, _mesa_BindBufferARB); + SET_BufferDataARB(exec, _mesa_BufferDataARB); + SET_BufferSubDataARB(exec, _mesa_BufferSubDataARB); + SET_DeleteBuffersARB(exec, _mesa_DeleteBuffersARB); + SET_GenBuffersARB(exec, _mesa_GenBuffersARB); + SET_GetBufferParameterivARB(exec, _mesa_GetBufferParameterivARB); + SET_GetBufferPointervARB(exec, _mesa_GetBufferPointervARB); + SET_GetBufferSubDataARB(exec, _mesa_GetBufferSubDataARB); + SET_IsBufferARB(exec, _mesa_IsBufferARB); + SET_MapBufferARB(exec, _mesa_MapBufferARB); + SET_UnmapBufferARB(exec, _mesa_UnmapBufferARB); +#endif + + /* ARB 29. GL_ARB_occlusion_query */ +#if FEATURE_ARB_occlusion_query + SET_GenQueriesARB(exec, _mesa_GenQueriesARB); + SET_DeleteQueriesARB(exec, _mesa_DeleteQueriesARB); + SET_IsQueryARB(exec, _mesa_IsQueryARB); + SET_BeginQueryARB(exec, _mesa_BeginQueryARB); + SET_EndQueryARB(exec, _mesa_EndQueryARB); + SET_GetQueryivARB(exec, _mesa_GetQueryivARB); + SET_GetQueryObjectivARB(exec, _mesa_GetQueryObjectivARB); + SET_GetQueryObjectuivARB(exec, _mesa_GetQueryObjectuivARB); +#endif + + /* ARB 37. GL_ARB_draw_buffers */ +#if FEATURE_draw_read_buffer + SET_DrawBuffersARB(exec, _mesa_DrawBuffersARB); +#endif + +#if FEATURE_ARB_shader_objects + SET_DeleteObjectARB(exec, _mesa_DeleteObjectARB); + SET_GetHandleARB(exec, _mesa_GetHandleARB); + SET_DetachObjectARB(exec, _mesa_DetachObjectARB); + SET_CreateShaderObjectARB(exec, _mesa_CreateShaderObjectARB); + SET_ShaderSourceARB(exec, _mesa_ShaderSourceARB); + SET_CompileShaderARB(exec, _mesa_CompileShaderARB); + SET_CreateProgramObjectARB(exec, _mesa_CreateProgramObjectARB); + SET_AttachObjectARB(exec, _mesa_AttachObjectARB); + SET_LinkProgramARB(exec, _mesa_LinkProgramARB); + SET_UseProgramObjectARB(exec, _mesa_UseProgramObjectARB); + SET_ValidateProgramARB(exec, _mesa_ValidateProgramARB); + SET_Uniform1fARB(exec, _mesa_Uniform1fARB); + SET_Uniform2fARB(exec, _mesa_Uniform2fARB); + SET_Uniform3fARB(exec, _mesa_Uniform3fARB); + SET_Uniform4fARB(exec, _mesa_Uniform4fARB); + SET_Uniform1iARB(exec, _mesa_Uniform1iARB); + SET_Uniform2iARB(exec, _mesa_Uniform2iARB); + SET_Uniform3iARB(exec, _mesa_Uniform3iARB); + SET_Uniform4iARB(exec, _mesa_Uniform4iARB); + SET_Uniform1fvARB(exec, _mesa_Uniform1fvARB); + SET_Uniform2fvARB(exec, _mesa_Uniform2fvARB); + SET_Uniform3fvARB(exec, _mesa_Uniform3fvARB); + SET_Uniform4fvARB(exec, _mesa_Uniform4fvARB); + SET_Uniform1ivARB(exec, _mesa_Uniform1ivARB); + SET_Uniform2ivARB(exec, _mesa_Uniform2ivARB); + SET_Uniform3ivARB(exec, _mesa_Uniform3ivARB); + SET_Uniform4ivARB(exec, _mesa_Uniform4ivARB); + SET_UniformMatrix2fvARB(exec, _mesa_UniformMatrix2fvARB); + SET_UniformMatrix3fvARB(exec, _mesa_UniformMatrix3fvARB); + SET_UniformMatrix4fvARB(exec, _mesa_UniformMatrix4fvARB); + SET_GetObjectParameterfvARB(exec, _mesa_GetObjectParameterfvARB); + SET_GetObjectParameterivARB(exec, _mesa_GetObjectParameterivARB); + SET_GetInfoLogARB(exec, _mesa_GetInfoLogARB); + SET_GetAttachedObjectsARB(exec, _mesa_GetAttachedObjectsARB); + SET_GetUniformLocationARB(exec, _mesa_GetUniformLocationARB); + SET_GetActiveUniformARB(exec, _mesa_GetActiveUniformARB); + SET_GetUniformfvARB(exec, _mesa_GetUniformfvARB); + SET_GetUniformivARB(exec, _mesa_GetUniformivARB); + SET_GetShaderSourceARB(exec, _mesa_GetShaderSourceARB); +#endif /* FEATURE_ARB_shader_objects */ + +#if FEATURE_ARB_vertex_shader + SET_BindAttribLocationARB(exec, _mesa_BindAttribLocationARB); + SET_GetActiveAttribARB(exec, _mesa_GetActiveAttribARB); + SET_GetAttribLocationARB(exec, _mesa_GetAttribLocationARB); +#endif /* FEATURE_ARB_vertex_shader */ + + /* GL_ATI_fragment_shader */ +#if FEATURE_ATI_fragment_shader + SET_GenFragmentShadersATI(exec, _mesa_GenFragmentShadersATI); + SET_BindFragmentShaderATI(exec, _mesa_BindFragmentShaderATI); + SET_DeleteFragmentShaderATI(exec, _mesa_DeleteFragmentShaderATI); + SET_BeginFragmentShaderATI(exec, _mesa_BeginFragmentShaderATI); + SET_EndFragmentShaderATI(exec, _mesa_EndFragmentShaderATI); + SET_PassTexCoordATI(exec, _mesa_PassTexCoordATI); + SET_SampleMapATI(exec, _mesa_SampleMapATI); + SET_ColorFragmentOp1ATI(exec, _mesa_ColorFragmentOp1ATI); + SET_ColorFragmentOp2ATI(exec, _mesa_ColorFragmentOp2ATI); + SET_ColorFragmentOp3ATI(exec, _mesa_ColorFragmentOp3ATI); + SET_AlphaFragmentOp1ATI(exec, _mesa_AlphaFragmentOp1ATI); + SET_AlphaFragmentOp2ATI(exec, _mesa_AlphaFragmentOp2ATI); + SET_AlphaFragmentOp3ATI(exec, _mesa_AlphaFragmentOp3ATI); + SET_SetFragmentShaderConstantATI(exec, _mesa_SetFragmentShaderConstantATI); +#endif + +#if FEATURE_EXT_framebuffer_object + SET_IsRenderbufferEXT(exec, _mesa_IsRenderbufferEXT); + SET_BindRenderbufferEXT(exec, _mesa_BindRenderbufferEXT); + SET_DeleteRenderbuffersEXT(exec, _mesa_DeleteRenderbuffersEXT); + SET_GenRenderbuffersEXT(exec, _mesa_GenRenderbuffersEXT); + SET_RenderbufferStorageEXT(exec, _mesa_RenderbufferStorageEXT); + SET_GetRenderbufferParameterivEXT(exec, _mesa_GetRenderbufferParameterivEXT); + SET_IsFramebufferEXT(exec, _mesa_IsFramebufferEXT); + SET_BindFramebufferEXT(exec, _mesa_BindFramebufferEXT); + SET_DeleteFramebuffersEXT(exec, _mesa_DeleteFramebuffersEXT); + SET_GenFramebuffersEXT(exec, _mesa_GenFramebuffersEXT); + SET_CheckFramebufferStatusEXT(exec, _mesa_CheckFramebufferStatusEXT); + SET_FramebufferTexture1DEXT(exec, _mesa_FramebufferTexture1DEXT); + SET_FramebufferTexture2DEXT(exec, _mesa_FramebufferTexture2DEXT); + SET_FramebufferTexture3DEXT(exec, _mesa_FramebufferTexture3DEXT); + SET_FramebufferRenderbufferEXT(exec, _mesa_FramebufferRenderbufferEXT); + SET_GetFramebufferAttachmentParameterivEXT(exec, _mesa_GetFramebufferAttachmentParameterivEXT); + SET_GenerateMipmapEXT(exec, _mesa_GenerateMipmapEXT); +#endif + +#if FEATURE_EXT_timer_query + SET_GetQueryObjecti64vEXT(exec, _mesa_GetQueryObjecti64vEXT); + SET_GetQueryObjectui64vEXT(exec, _mesa_GetQueryObjectui64vEXT); +#endif + +#if FEATURE_EXT_framebuffer_blit + SET_BlitFramebufferEXT(exec, _mesa_BlitFramebufferEXT); +#endif + + /* GL_EXT_gpu_program_parameters */ +#if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program + SET_ProgramEnvParameters4fvEXT(exec, _mesa_ProgramEnvParameters4fvEXT); + SET_ProgramLocalParameters4fvEXT(exec, _mesa_ProgramLocalParameters4fvEXT); +#endif + + /* GL_MESA_texture_array / GL_EXT_texture_array */ +#if FEATURE_EXT_framebuffer_object + SET_FramebufferTextureLayerEXT(exec, _mesa_FramebufferTextureLayerEXT); +#endif + + /* GL_ATI_separate_stencil */ + SET_StencilFuncSeparateATI(exec, _mesa_StencilFuncSeparateATI); +} + diff --git a/dist/Mesa/src/mesa/main/api_exec.h b/dist/Mesa/src/mesa/main/api_exec.h new file mode 100644 index 000000000..4bd715053 --- /dev/null +++ b/dist/Mesa/src/mesa/main/api_exec.h @@ -0,0 +1,37 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef API_EXEC_H +#define API_EXEC_H + + +struct _glapi_table; + + +extern void +_mesa_init_exec_table(struct _glapi_table *exec); + + +#endif diff --git a/dist/Mesa/src/mesa/main/clear.c b/dist/Mesa/src/mesa/main/clear.c new file mode 100644 index 000000000..63388f42e --- /dev/null +++ b/dist/Mesa/src/mesa/main/clear.c @@ -0,0 +1,184 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +/** + * \file clear.c + * glClearColor, glClearIndex, glClear() functions. + */ + + + +#include "glheader.h" +#include "clear.h" +#include "context.h" +#include "colormac.h" +#include "state.h" + + + +#if _HAVE_FULL_GL +void GLAPIENTRY +_mesa_ClearIndex( GLfloat c ) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (ctx->Color.ClearIndex == (GLuint) c) + return; + + FLUSH_VERTICES(ctx, _NEW_COLOR); + ctx->Color.ClearIndex = (GLuint) c; + + if (!ctx->Visual.rgbMode && ctx->Driver.ClearIndex) { + /* it's OK to call glClearIndex in RGBA mode but it should be a NOP */ + (*ctx->Driver.ClearIndex)( ctx, ctx->Color.ClearIndex ); + } +} +#endif + + +/** + * Specify the clear values for the color buffers. + * + * \param red red color component. + * \param green green color component. + * \param blue blue color component. + * \param alpha alpha component. + * + * \sa glClearColor(). + * + * Clamps the parameters and updates gl_colorbuffer_attrib::ClearColor. On a + * change, flushes the vertices and notifies the driver via the + * dd_function_table::ClearColor callback. + */ +void GLAPIENTRY +_mesa_ClearColor( GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha ) +{ + GLfloat tmp[4]; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + tmp[0] = CLAMP(red, 0.0F, 1.0F); + tmp[1] = CLAMP(green, 0.0F, 1.0F); + tmp[2] = CLAMP(blue, 0.0F, 1.0F); + tmp[3] = CLAMP(alpha, 0.0F, 1.0F); + + if (TEST_EQ_4V(tmp, ctx->Color.ClearColor)) + return; /* no change */ + + FLUSH_VERTICES(ctx, _NEW_COLOR); + COPY_4V(ctx->Color.ClearColor, tmp); + + if (ctx->Visual.rgbMode && ctx->Driver.ClearColor) { + /* it's OK to call glClearColor in CI mode but it should be a NOP */ + (*ctx->Driver.ClearColor)(ctx, ctx->Color.ClearColor); + } +} + + +/** + * Clear buffers. + * + * \param mask bit-mask indicating the buffers to be cleared. + * + * Flushes the vertices and verifies the parameter. If __GLcontextRec::NewState + * is set then calls _mesa_update_state() to update gl_frame_buffer::_Xmin, + * etc. If the rasterization mode is set to GL_RENDER then requests the driver + * to clear the buffers, via the dd_function_table::Clear callback. + */ +void GLAPIENTRY +_mesa_Clear( GLbitfield mask ) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); + + FLUSH_CURRENT(ctx, 0); + + if (MESA_VERBOSE & VERBOSE_API) + _mesa_debug(ctx, "glClear 0x%x\n", mask); + + if (mask & ~(GL_COLOR_BUFFER_BIT | + GL_DEPTH_BUFFER_BIT | + GL_STENCIL_BUFFER_BIT | + GL_ACCUM_BUFFER_BIT)) { + /* invalid bit set */ + _mesa_error( ctx, GL_INVALID_VALUE, "glClear(0x%x)", mask); + return; + } + + if (ctx->NewState) { + _mesa_update_state( ctx ); /* update _Xmin, etc */ + } + + if (ctx->DrawBuffer->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) { + _mesa_error(ctx, GL_INVALID_FRAMEBUFFER_OPERATION_EXT, + "glClear(incomplete framebuffer)"); + return; + } + + if (ctx->DrawBuffer->Width == 0 || ctx->DrawBuffer->Height == 0 || + ctx->DrawBuffer->_Xmin >= ctx->DrawBuffer->_Xmax || + ctx->DrawBuffer->_Ymin >= ctx->DrawBuffer->_Ymax) + return; + + if (ctx->RenderMode == GL_RENDER) { + GLbitfield bufferMask; + + /* don't clear depth buffer if depth writing disabled */ + if (!ctx->Depth.Mask) + mask &= ~GL_DEPTH_BUFFER_BIT; + + /* Build the bitmask to send to device driver's Clear function. + * Note that the GL_COLOR_BUFFER_BIT flag will expand to 0, 1, 2 or 4 + * of the BUFFER_BIT_FRONT/BACK_LEFT/RIGHT flags, or one of the + * BUFFER_BIT_COLORn flags. + */ + bufferMask = 0; + if (mask & GL_COLOR_BUFFER_BIT) { + GLuint i; + for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++) { + bufferMask |= (1 << ctx->DrawBuffer->_ColorDrawBufferIndexes[i]); + } + } + + if ((mask & GL_DEPTH_BUFFER_BIT) + && ctx->DrawBuffer->Visual.haveDepthBuffer) { + bufferMask |= BUFFER_BIT_DEPTH; + } + + if ((mask & GL_STENCIL_BUFFER_BIT) + && ctx->DrawBuffer->Visual.haveStencilBuffer) { + bufferMask |= BUFFER_BIT_STENCIL; + } + + if ((mask & GL_ACCUM_BUFFER_BIT) + && ctx->DrawBuffer->Visual.haveAccumBuffer) { + bufferMask |= BUFFER_BIT_ACCUM; + } + + ASSERT(ctx->Driver.Clear); + ctx->Driver.Clear(ctx, bufferMask); + } +} diff --git a/dist/Mesa/src/mesa/main/clear.h b/dist/Mesa/src/mesa/main/clear.h new file mode 100644 index 000000000..9a54ba14b --- /dev/null +++ b/dist/Mesa/src/mesa/main/clear.h @@ -0,0 +1,44 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef CLEAR_H +#define CLEAR_H + + +#include "main/mtypes.h" + + +extern void GLAPIENTRY +_mesa_ClearIndex( GLfloat c ); + +extern void GLAPIENTRY +_mesa_ClearColor( GLclampf red, GLclampf green, + GLclampf blue, GLclampf alpha ); + +extern void GLAPIENTRY +_mesa_Clear( GLbitfield mask ); + + +#endif diff --git a/dist/Mesa/src/mesa/main/dlopen.c b/dist/Mesa/src/mesa/main/dlopen.c new file mode 100644 index 000000000..d9d1152bf --- /dev/null +++ b/dist/Mesa/src/mesa/main/dlopen.c @@ -0,0 +1,108 @@ +/* + * Mesa 3-D graphics library + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +/** + * Wrapper functions for dlopen(), dlsym(), dlclose(). + * Note that the #ifdef tests for various environments should be expanded. + */ + + +#include "glheader.h" +#include "imports.h" +#include "dlopen.h" + +#if defined(_GNU_SOURCE) && !defined(__MINGW32__) +#include <dlfcn.h> +#endif + +#if defined(_WIN32) +#include <windows.h> +#endif + +#if defined(__HAIKU__) +/* for NULL */ +#include <stdio.h> +#endif + + +/** + * Wrapper for dlopen(). + * Note that 'flags' isn't used at this time. + */ +void * +_mesa_dlopen(const char *libname, int flags) +{ +#if defined(_GNU_SOURCE) + flags = RTLD_LAZY | RTLD_GLOBAL; /* Overriding flags at this time */ + return dlopen(libname, flags); +#elif defined(__MINGW32__) + return LoadLibrary(libname); +#else + return NULL; +#endif +} + + +/** + * Wrapper for dlsym() that does a cast to a generic function type, + * rather than a void *. This reduces the number of warnings that are + * generated. + */ +GenericFunc +_mesa_dlsym(void *handle, const char *fname) +{ +#if defined(__DJGPP__) + /* need '_' prefix on symbol names */ + char fname2[1000]; + fname2[0] = '_'; + _mesa_strncpy(fname2 + 1, fname, 998); + fname2[999] = 0; + return (GenericFunc) dlsym(handle, fname2); +#elif defined(_GNU_SOURCE) + return (GenericFunc) dlsym(handle, fname); +#elif defined(__MINGW32__) + return (GenericFunc) GetProcAddress(handle, fname); +#else + return (GenericFunc) NULL; +#endif +} + + +/** + * Wrapper for dlclose(). + */ +void +_mesa_dlclose(void *handle) +{ +#if defined(_GNU_SOURCE) + dlclose(handle); +#elif defined(__MINGW32__) + FreeLibrary(handle); +#else + (void) handle; +#endif +} + + + diff --git a/dist/Mesa/src/mesa/main/dlopen.h b/dist/Mesa/src/mesa/main/dlopen.h new file mode 100644 index 000000000..9895a2254 --- /dev/null +++ b/dist/Mesa/src/mesa/main/dlopen.h @@ -0,0 +1,42 @@ +/* + * Mesa 3-D graphics library + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef DLOPEN_H +#define DLOPEN_H + + +typedef void (*GenericFunc)(void); + + +extern void * +_mesa_dlopen(const char *libname, int flags); + +extern GenericFunc +_mesa_dlsym(void *handle, const char *fname); + +extern void +_mesa_dlclose(void *handle); + + +#endif diff --git a/dist/Mesa/src/mesa/main/ffvertex_prog.c b/dist/Mesa/src/mesa/main/ffvertex_prog.c new file mode 100644 index 000000000..4321b4c2e --- /dev/null +++ b/dist/Mesa/src/mesa/main/ffvertex_prog.c @@ -0,0 +1,1784 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/** + * \file ffvertex_prog.c + * + * Create a vertex program to execute the current fixed function T&L pipeline. + * \author Keith Whitwell + */ + + +#include "main/glheader.h" +#include "main/mtypes.h" +#include "main/macros.h" +#include "main/enums.h" +#include "main/ffvertex_prog.h" +#include "shader/program.h" +#include "shader/prog_cache.h" +#include "shader/prog_instruction.h" +#include "shader/prog_parameter.h" +#include "shader/prog_print.h" +#include "shader/prog_statevars.h" + + +struct state_key { + unsigned light_global_enabled:1; + unsigned light_local_viewer:1; + unsigned light_twoside:1; + unsigned light_color_material:1; + unsigned light_color_material_mask:12; + unsigned light_material_mask:12; + unsigned material_shininess_is_zero:1; + + unsigned need_eye_coords:1; + unsigned normalize:1; + unsigned rescale_normals:1; + unsigned fog_source_is_depth:1; + unsigned tnl_do_vertex_fog:1; + unsigned separate_specular:1; + unsigned fog_mode:2; + unsigned point_attenuated:1; + unsigned point_array:1; + unsigned texture_enabled_global:1; + unsigned fragprog_inputs_read:12; + + struct { + unsigned light_enabled:1; + unsigned light_eyepos3_is_zero:1; + unsigned light_spotcutoff_is_180:1; + unsigned light_attenuated:1; + unsigned texunit_really_enabled:1; + unsigned texmat_enabled:1; + unsigned texgen_enabled:4; + unsigned texgen_mode0:4; + unsigned texgen_mode1:4; + unsigned texgen_mode2:4; + unsigned texgen_mode3:4; + } unit[8]; +}; + + + +#define FOG_NONE 0 +#define FOG_LINEAR 1 +#define FOG_EXP 2 +#define FOG_EXP2 3 + +static GLuint translate_fog_mode( GLenum mode ) +{ + switch (mode) { + case GL_LINEAR: return FOG_LINEAR; + case GL_EXP: return FOG_EXP; + case GL_EXP2: return FOG_EXP2; + default: return FOG_NONE; + } +} + + +#define TXG_NONE 0 +#define TXG_OBJ_LINEAR 1 +#define TXG_EYE_LINEAR 2 +#define TXG_SPHERE_MAP 3 +#define TXG_REFLECTION_MAP 4 +#define TXG_NORMAL_MAP 5 + +static GLuint translate_texgen( GLboolean enabled, GLenum mode ) +{ + if (!enabled) + return TXG_NONE; + + switch (mode) { + case GL_OBJECT_LINEAR: return TXG_OBJ_LINEAR; + case GL_EYE_LINEAR: return TXG_EYE_LINEAR; + case GL_SPHERE_MAP: return TXG_SPHERE_MAP; + case GL_REFLECTION_MAP_NV: return TXG_REFLECTION_MAP; + case GL_NORMAL_MAP_NV: return TXG_NORMAL_MAP; + default: return TXG_NONE; + } +} + + +/** + * Returns bitmask of flags indicating which materials are set per-vertex + * in the current VB. + * XXX get these from the VBO... + */ +static GLbitfield +tnl_get_per_vertex_materials(GLcontext *ctx) +{ + GLbitfield mask = 0x0; +#if 0 + TNLcontext *tnl = TNL_CONTEXT(ctx); + struct vertex_buffer *VB = &tnl->vb; + GLuint i; + + for (i = _TNL_FIRST_MAT; i <= _TNL_LAST_MAT; i++) + if (VB->AttribPtr[i] && VB->AttribPtr[i]->stride) + mask |= 1 << (i - _TNL_FIRST_MAT); +#endif + return mask; +} + + +/** + * Should fog be computed per-vertex? + */ +static GLboolean +tnl_get_per_vertex_fog(GLcontext *ctx) +{ +#if 0 + TNLcontext *tnl = TNL_CONTEXT(ctx); + return tnl->_DoVertexFog; +#else + return GL_FALSE; +#endif +} + + +static GLboolean check_active_shininess( GLcontext *ctx, + const struct state_key *key, + GLuint side ) +{ + GLuint bit = 1 << (MAT_ATTRIB_FRONT_SHININESS + side); + + if (key->light_color_material_mask & bit) + return GL_TRUE; + + if (key->light_material_mask & bit) + return GL_TRUE; + + if (ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_SHININESS + side][0] != 0.0F) + return GL_TRUE; + + return GL_FALSE; +} + + +static void make_state_key( GLcontext *ctx, struct state_key *key ) +{ + const struct gl_fragment_program *fp; + GLuint i; + + memset(key, 0, sizeof(struct state_key)); + fp = ctx->FragmentProgram._Current; + + /* This now relies on texenvprogram.c being active: + */ + assert(fp); + + key->need_eye_coords = ctx->_NeedEyeCoords; + + key->fragprog_inputs_read = fp->Base.InputsRead; + + if (ctx->RenderMode == GL_FEEDBACK) { + /* make sure the vertprog emits color and tex0 */ + key->fragprog_inputs_read |= (FRAG_BIT_COL0 | FRAG_BIT_TEX0); + } + + key->separate_specular = (ctx->Light.Model.ColorControl == + GL_SEPARATE_SPECULAR_COLOR); + + if (ctx->Light.Enabled) { + key->light_global_enabled = 1; + + if (ctx->Light.Model.LocalViewer) + key->light_local_viewer = 1; + + if (ctx->Light.Model.TwoSide) + key->light_twoside = 1; + + if (ctx->Light.ColorMaterialEnabled) { + key->light_color_material = 1; + key->light_color_material_mask = ctx->Light.ColorMaterialBitmask; + } + + key->light_material_mask = tnl_get_per_vertex_materials(ctx); + + for (i = 0; i < MAX_LIGHTS; i++) { + struct gl_light *light = &ctx->Light.Light[i]; + + if (light->Enabled) { + key->unit[i].light_enabled = 1; + + if (light->EyePosition[3] == 0.0) + key->unit[i].light_eyepos3_is_zero = 1; + + if (light->SpotCutoff == 180.0) + key->unit[i].light_spotcutoff_is_180 = 1; + + if (light->ConstantAttenuation != 1.0 || + light->LinearAttenuation != 0.0 || + light->QuadraticAttenuation != 0.0) + key->unit[i].light_attenuated = 1; + } + } + + if (check_active_shininess(ctx, key, 0)) { + key->material_shininess_is_zero = 0; + } + else if (key->light_twoside && + check_active_shininess(ctx, key, 1)) { + key->material_shininess_is_zero = 0; + } + else { + key->material_shininess_is_zero = 1; + } + } + + if (ctx->Transform.Normalize) + key->normalize = 1; + + if (ctx->Transform.RescaleNormals) + key->rescale_normals = 1; + + key->fog_mode = translate_fog_mode(fp->FogOption); + + if (ctx->Fog.FogCoordinateSource == GL_FRAGMENT_DEPTH_EXT) + key->fog_source_is_depth = 1; + + key->tnl_do_vertex_fog = tnl_get_per_vertex_fog(ctx); + + if (ctx->Point._Attenuated) + key->point_attenuated = 1; + +#if FEATURE_point_size_array + if (ctx->Array.ArrayObj->PointSize.Enabled) + key->point_array = 1; +#endif + + if (ctx->Texture._TexGenEnabled || + ctx->Texture._TexMatEnabled || + ctx->Texture._EnabledUnits) + key->texture_enabled_global = 1; + + for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++) { + struct gl_texture_unit *texUnit = &ctx->Texture.Unit[i]; + + if (texUnit->_ReallyEnabled) + key->unit[i].texunit_really_enabled = 1; + + if (ctx->Texture._TexMatEnabled & ENABLE_TEXMAT(i)) + key->unit[i].texmat_enabled = 1; + + if (texUnit->TexGenEnabled) { + key->unit[i].texgen_enabled = 1; + + key->unit[i].texgen_mode0 = + translate_texgen( texUnit->TexGenEnabled & (1<<0), + texUnit->GenModeS ); + key->unit[i].texgen_mode1 = + translate_texgen( texUnit->TexGenEnabled & (1<<1), + texUnit->GenModeT ); + key->unit[i].texgen_mode2 = + translate_texgen( texUnit->TexGenEnabled & (1<<2), + texUnit->GenModeR ); + key->unit[i].texgen_mode3 = + translate_texgen( texUnit->TexGenEnabled & (1<<3), + texUnit->GenModeQ ); + } + } +} + + + +/* Very useful debugging tool - produces annotated listing of + * generated program with line/function references for each + * instruction back into this file: + */ +#define DISASSEM 0 + +/* Should be tunable by the driver - do we want to do matrix + * multiplications with DP4's or with MUL/MAD's? SSE works better + * with the latter, drivers may differ. + */ +#define PREFER_DP4 0 + + +/* Use uregs to represent registers internally, translate to Mesa's + * expected formats on emit. + * + * NOTE: These are passed by value extensively in this file rather + * than as usual by pointer reference. If this disturbs you, try + * remembering they are just 32bits in size. + * + * GCC is smart enough to deal with these dword-sized structures in + * much the same way as if I had defined them as dwords and was using + * macros to access and set the fields. This is much nicer and easier + * to evolve. + */ +struct ureg { + GLuint file:4; + GLint idx:9; /* relative addressing may be negative */ + /* sizeof(idx) should == sizeof(prog_src_reg::Index) */ + GLuint negate:1; + GLuint swz:12; + GLuint pad:6; +}; + + +struct tnl_program { + const struct state_key *state; + struct gl_vertex_program *program; + GLint max_inst; /** number of instructions allocated for program */ + + GLuint temp_in_use; + GLuint temp_reserved; + + struct ureg eye_position; + struct ureg eye_position_z; + struct ureg eye_position_normalized; + struct ureg transformed_normal; + struct ureg identity; + + GLuint materials; + GLuint color_materials; +}; + + +static const struct ureg undef = { + PROGRAM_UNDEFINED, + 0, + 0, + 0, + 0 +}; + +/* Local shorthand: + */ +#define X SWIZZLE_X +#define Y SWIZZLE_Y +#define Z SWIZZLE_Z +#define W SWIZZLE_W + + +/* Construct a ureg: + */ +static struct ureg make_ureg(GLuint file, GLint idx) +{ + struct ureg reg; + reg.file = file; + reg.idx = idx; + reg.negate = 0; + reg.swz = SWIZZLE_NOOP; + reg.pad = 0; + return reg; +} + + + +static struct ureg negate( struct ureg reg ) +{ + reg.negate ^= 1; + return reg; +} + + +static struct ureg swizzle( struct ureg reg, int x, int y, int z, int w ) +{ + reg.swz = MAKE_SWIZZLE4(GET_SWZ(reg.swz, x), + GET_SWZ(reg.swz, y), + GET_SWZ(reg.swz, z), + GET_SWZ(reg.swz, w)); + + return reg; +} + + +static struct ureg swizzle1( struct ureg reg, int x ) +{ + return swizzle(reg, x, x, x, x); +} + + +static struct ureg get_temp( struct tnl_program *p ) +{ + int bit = _mesa_ffs( ~p->temp_in_use ); + if (!bit) { + _mesa_problem(NULL, "%s: out of temporaries\n", __FILE__); + _mesa_exit(1); + } + + if ((GLuint) bit > p->program->Base.NumTemporaries) + p->program->Base.NumTemporaries = bit; + + p->temp_in_use |= 1<<(bit-1); + return make_ureg(PROGRAM_TEMPORARY, bit-1); +} + + +static struct ureg reserve_temp( struct tnl_program *p ) +{ + struct ureg temp = get_temp( p ); + p->temp_reserved |= 1<<temp.idx; + return temp; +} + + +static void release_temp( struct tnl_program *p, struct ureg reg ) +{ + if (reg.file == PROGRAM_TEMPORARY) { + p->temp_in_use &= ~(1<<reg.idx); + p->temp_in_use |= p->temp_reserved; /* can't release reserved temps */ + } +} + + +static void release_temps( struct tnl_program *p ) +{ + p->temp_in_use = p->temp_reserved; +} + + +/** + * \param input one of VERT_ATTRIB_x tokens. + */ +static struct ureg register_input( struct tnl_program *p, GLuint input ) +{ + p->program->Base.InputsRead |= (1<<input); + return make_ureg(PROGRAM_INPUT, input); +} + + +/** + * \param input one of VERT_RESULT_x tokens. + */ +static struct ureg register_output( struct tnl_program *p, GLuint output ) +{ + p->program->Base.OutputsWritten |= (1<<output); + return make_ureg(PROGRAM_OUTPUT, output); +} + + +static struct ureg register_const4f( struct tnl_program *p, + GLfloat s0, + GLfloat s1, + GLfloat s2, + GLfloat s3) +{ + GLfloat values[4]; + GLint idx; + GLuint swizzle; + values[0] = s0; + values[1] = s1; + values[2] = s2; + values[3] = s3; + idx = _mesa_add_unnamed_constant( p->program->Base.Parameters, values, 4, + &swizzle ); + ASSERT(swizzle == SWIZZLE_NOOP); + return make_ureg(PROGRAM_CONSTANT, idx); +} + + +#define register_const1f(p, s0) register_const4f(p, s0, 0, 0, 1) +#define register_scalar_const(p, s0) register_const4f(p, s0, s0, s0, s0) +#define register_const2f(p, s0, s1) register_const4f(p, s0, s1, 0, 1) +#define register_const3f(p, s0, s1, s2) register_const4f(p, s0, s1, s2, 1) + +static GLboolean is_undef( struct ureg reg ) +{ + return reg.file == PROGRAM_UNDEFINED; +} + + +static struct ureg get_identity_param( struct tnl_program *p ) +{ + if (is_undef(p->identity)) + p->identity = register_const4f(p, 0,0,0,1); + + return p->identity; +} + + +static struct ureg register_param5(struct tnl_program *p, + GLint s0, + GLint s1, + GLint s2, + GLint s3, + GLint s4) +{ + gl_state_index tokens[STATE_LENGTH]; + GLint idx; + tokens[0] = s0; + tokens[1] = s1; + tokens[2] = s2; + tokens[3] = s3; + tokens[4] = s4; + idx = _mesa_add_state_reference( p->program->Base.Parameters, tokens ); + return make_ureg(PROGRAM_STATE_VAR, idx); +} + + +#define register_param1(p,s0) register_param5(p,s0,0,0,0,0) +#define register_param2(p,s0,s1) register_param5(p,s0,s1,0,0,0) +#define register_param3(p,s0,s1,s2) register_param5(p,s0,s1,s2,0,0) +#define register_param4(p,s0,s1,s2,s3) register_param5(p,s0,s1,s2,s3,0) + + +static void register_matrix_param5( struct tnl_program *p, + GLint s0, /* modelview, projection, etc */ + GLint s1, /* texture matrix number */ + GLint s2, /* first row */ + GLint s3, /* last row */ + GLint s4, /* inverse, transpose, etc */ + struct ureg *matrix ) +{ + GLint i; + + /* This is a bit sad as the support is there to pull the whole + * matrix out in one go: + */ + for (i = 0; i <= s3 - s2; i++) + matrix[i] = register_param5( p, s0, s1, i, i, s4 ); +} + + +static void emit_arg( struct prog_src_register *src, + struct ureg reg ) +{ + src->File = reg.file; + src->Index = reg.idx; + src->Swizzle = reg.swz; + src->NegateBase = reg.negate ? NEGATE_XYZW : 0; + src->Abs = 0; + src->NegateAbs = 0; + src->RelAddr = 0; + /* Check that bitfield sizes aren't exceeded */ + ASSERT(src->Index == reg.idx); +} + + +static void emit_dst( struct prog_dst_register *dst, + struct ureg reg, GLuint mask ) +{ + dst->File = reg.file; + dst->Index = reg.idx; + /* allow zero as a shorthand for xyzw */ + dst->WriteMask = mask ? mask : WRITEMASK_XYZW; + dst->CondMask = COND_TR; /* always pass cond test */ + dst->CondSwizzle = SWIZZLE_NOOP; + dst->CondSrc = 0; + dst->pad = 0; + /* Check that bitfield sizes aren't exceeded */ + ASSERT(dst->Index == reg.idx); +} + + +static void debug_insn( struct prog_instruction *inst, const char *fn, + GLuint line ) +{ + if (DISASSEM) { + static const char *last_fn; + + if (fn != last_fn) { + last_fn = fn; + _mesa_printf("%s:\n", fn); + } + + _mesa_printf("%d:\t", line); + _mesa_print_instruction(inst); + } +} + + +static void emit_op3fn(struct tnl_program *p, + enum prog_opcode op, + struct ureg dest, + GLuint mask, + struct ureg src0, + struct ureg src1, + struct ureg src2, + const char *fn, + GLuint line) +{ + GLuint nr; + struct prog_instruction *inst; + + assert((GLint) p->program->Base.NumInstructions <= p->max_inst); + + if (p->program->Base.NumInstructions == p->max_inst) { + /* need to extend the program's instruction array */ + struct prog_instruction *newInst; + + /* double the size */ + p->max_inst *= 2; + + newInst = _mesa_alloc_instructions(p->max_inst); + if (!newInst) { + _mesa_error(NULL, GL_OUT_OF_MEMORY, "vertex program build"); + return; + } + + _mesa_copy_instructions(newInst, + p->program->Base.Instructions, + p->program->Base.NumInstructions); + + _mesa_free_instructions(p->program->Base.Instructions, + p->program->Base.NumInstructions); + + p->program->Base.Instructions = newInst; + } + + nr = p->program->Base.NumInstructions++; + + inst = &p->program->Base.Instructions[nr]; + inst->Opcode = (enum prog_opcode) op; + inst->StringPos = 0; + inst->Data = 0; + + emit_arg( &inst->SrcReg[0], src0 ); + emit_arg( &inst->SrcReg[1], src1 ); + emit_arg( &inst->SrcReg[2], src2 ); + + emit_dst( &inst->DstReg, dest, mask ); + + debug_insn(inst, fn, line); +} + + +#define emit_op3(p, op, dst, mask, src0, src1, src2) \ + emit_op3fn(p, op, dst, mask, src0, src1, src2, __FUNCTION__, __LINE__) + +#define emit_op2(p, op, dst, mask, src0, src1) \ + emit_op3fn(p, op, dst, mask, src0, src1, undef, __FUNCTION__, __LINE__) + +#define emit_op1(p, op, dst, mask, src0) \ + emit_op3fn(p, op, dst, mask, src0, undef, undef, __FUNCTION__, __LINE__) + + +static struct ureg make_temp( struct tnl_program *p, struct ureg reg ) +{ + if (reg.file == PROGRAM_TEMPORARY && + !(p->temp_reserved & (1<<reg.idx))) + return reg; + else { + struct ureg temp = get_temp(p); + emit_op1(p, OPCODE_MOV, temp, 0, reg); + return temp; + } +} + + +/* Currently no tracking performed of input/output/register size or + * active elements. Could be used to reduce these operations, as + * could the matrix type. + */ +static void emit_matrix_transform_vec4( struct tnl_program *p, + struct ureg dest, + const struct ureg *mat, + struct ureg src) +{ + emit_op2(p, OPCODE_DP4, dest, WRITEMASK_X, src, mat[0]); + emit_op2(p, OPCODE_DP4, dest, WRITEMASK_Y, src, mat[1]); + emit_op2(p, OPCODE_DP4, dest, WRITEMASK_Z, src, mat[2]); + emit_op2(p, OPCODE_DP4, dest, WRITEMASK_W, src, mat[3]); +} + + +/* This version is much easier to implement if writemasks are not + * supported natively on the target or (like SSE), the target doesn't + * have a clean/obvious dotproduct implementation. + */ +static void emit_transpose_matrix_transform_vec4( struct tnl_program *p, + struct ureg dest, + const struct ureg *mat, + struct ureg src) +{ + struct ureg tmp; + + if (dest.file != PROGRAM_TEMPORARY) + tmp = get_temp(p); + else + tmp = dest; + + emit_op2(p, OPCODE_MUL, tmp, 0, swizzle1(src,X), mat[0]); + emit_op3(p, OPCODE_MAD, tmp, 0, swizzle1(src,Y), mat[1], tmp); + emit_op3(p, OPCODE_MAD, tmp, 0, swizzle1(src,Z), mat[2], tmp); + emit_op3(p, OPCODE_MAD, dest, 0, swizzle1(src,W), mat[3], tmp); + + if (dest.file != PROGRAM_TEMPORARY) + release_temp(p, tmp); +} + + +static void emit_matrix_transform_vec3( struct tnl_program *p, + struct ureg dest, + const struct ureg *mat, + struct ureg src) +{ + emit_op2(p, OPCODE_DP3, dest, WRITEMASK_X, src, mat[0]); + emit_op2(p, OPCODE_DP3, dest, WRITEMASK_Y, src, mat[1]); + emit_op2(p, OPCODE_DP3, dest, WRITEMASK_Z, src, mat[2]); +} + + +static void emit_normalize_vec3( struct tnl_program *p, + struct ureg dest, + struct ureg src ) +{ +#if 0 + /* XXX use this when drivers are ready for NRM3 */ + emit_op1(p, OPCODE_NRM3, dest, WRITEMASK_XYZ, src); +#else + struct ureg tmp = get_temp(p); + emit_op2(p, OPCODE_DP3, tmp, WRITEMASK_X, src, src); + emit_op1(p, OPCODE_RSQ, tmp, WRITEMASK_X, tmp); + emit_op2(p, OPCODE_MUL, dest, 0, src, swizzle1(tmp, X)); + release_temp(p, tmp); +#endif +} + + +static void emit_passthrough( struct tnl_program *p, + GLuint input, + GLuint output ) +{ + struct ureg out = register_output(p, output); + emit_op1(p, OPCODE_MOV, out, 0, register_input(p, input)); +} + + +static struct ureg get_eye_position( struct tnl_program *p ) +{ + if (is_undef(p->eye_position)) { + struct ureg pos = register_input( p, VERT_ATTRIB_POS ); + struct ureg modelview[4]; + + p->eye_position = reserve_temp(p); + + if (PREFER_DP4) { + register_matrix_param5( p, STATE_MODELVIEW_MATRIX, 0, 0, 3, + 0, modelview ); + + emit_matrix_transform_vec4(p, p->eye_position, modelview, pos); + } + else { + register_matrix_param5( p, STATE_MODELVIEW_MATRIX, 0, 0, 3, + STATE_MATRIX_TRANSPOSE, modelview ); + + emit_transpose_matrix_transform_vec4(p, p->eye_position, modelview, pos); + } + } + + return p->eye_position; +} + + +static struct ureg get_eye_position_z( struct tnl_program *p ) +{ + if (!is_undef(p->eye_position)) + return swizzle1(p->eye_position, Z); + + if (is_undef(p->eye_position_z)) { + struct ureg pos = register_input( p, VERT_ATTRIB_POS ); + struct ureg modelview[4]; + + p->eye_position_z = reserve_temp(p); + + register_matrix_param5( p, STATE_MODELVIEW_MATRIX, 0, 0, 3, + 0, modelview ); + + emit_op2(p, OPCODE_DP4, p->eye_position_z, 0, pos, modelview[2]); + } + + return p->eye_position_z; +} + + +static struct ureg get_eye_position_normalized( struct tnl_program *p ) +{ + if (is_undef(p->eye_position_normalized)) { + struct ureg eye = get_eye_position(p); + p->eye_position_normalized = reserve_temp(p); + emit_normalize_vec3(p, p->eye_position_normalized, eye); + } + + return p->eye_position_normalized; +} + + +static struct ureg get_transformed_normal( struct tnl_program *p ) +{ + if (is_undef(p->transformed_normal) && + !p->state->need_eye_coords && + !p->state->normalize && + !(p->state->need_eye_coords == p->state->rescale_normals)) + { + p->transformed_normal = register_input(p, VERT_ATTRIB_NORMAL ); + } + else if (is_undef(p->transformed_normal)) + { + struct ureg normal = register_input(p, VERT_ATTRIB_NORMAL ); + struct ureg mvinv[3]; + struct ureg transformed_normal = reserve_temp(p); + + if (p->state->need_eye_coords) { + register_matrix_param5( p, STATE_MODELVIEW_MATRIX, 0, 0, 2, + STATE_MATRIX_INVTRANS, mvinv ); + + /* Transform to eye space: + */ + emit_matrix_transform_vec3( p, transformed_normal, mvinv, normal ); + normal = transformed_normal; + } + + /* Normalize/Rescale: + */ + if (p->state->normalize) { + emit_normalize_vec3( p, transformed_normal, normal ); + normal = transformed_normal; + } + else if (p->state->need_eye_coords == p->state->rescale_normals) { + /* This is already adjusted for eye/non-eye rendering: + */ + struct ureg rescale = register_param2(p, STATE_INTERNAL, + STATE_NORMAL_SCALE); + + emit_op2( p, OPCODE_MUL, transformed_normal, 0, normal, rescale ); + normal = transformed_normal; + } + + assert(normal.file == PROGRAM_TEMPORARY); + p->transformed_normal = normal; + } + + return p->transformed_normal; +} + + +static void build_hpos( struct tnl_program *p ) +{ + struct ureg pos = register_input( p, VERT_ATTRIB_POS ); + struct ureg hpos = register_output( p, VERT_RESULT_HPOS ); + struct ureg mvp[4]; + + if (PREFER_DP4) { + register_matrix_param5( p, STATE_MVP_MATRIX, 0, 0, 3, + 0, mvp ); + emit_matrix_transform_vec4( p, hpos, mvp, pos ); + } + else { + register_matrix_param5( p, STATE_MVP_MATRIX, 0, 0, 3, + STATE_MATRIX_TRANSPOSE, mvp ); + emit_transpose_matrix_transform_vec4( p, hpos, mvp, pos ); + } +} + + +static GLuint material_attrib( GLuint side, GLuint property ) +{ + return ((property - STATE_AMBIENT) * 2 + + side); +} + + +/** + * Get a bitmask of which material values vary on a per-vertex basis. + */ +static void set_material_flags( struct tnl_program *p ) +{ + p->color_materials = 0; + p->materials = 0; + + if (p->state->light_color_material) { + p->materials = + p->color_materials = p->state->light_color_material_mask; + } + + p->materials |= p->state->light_material_mask; +} + + +/* XXX temporary!!! */ +#define _TNL_ATTRIB_MAT_FRONT_AMBIENT 32 + +static struct ureg get_material( struct tnl_program *p, GLuint side, + GLuint property ) +{ + GLuint attrib = material_attrib(side, property); + + if (p->color_materials & (1<<attrib)) + return register_input(p, VERT_ATTRIB_COLOR0); + else if (p->materials & (1<<attrib)) + return register_input( p, attrib + _TNL_ATTRIB_MAT_FRONT_AMBIENT ); + else + return register_param3( p, STATE_MATERIAL, side, property ); +} + +#define SCENE_COLOR_BITS(side) (( MAT_BIT_FRONT_EMISSION | \ + MAT_BIT_FRONT_AMBIENT | \ + MAT_BIT_FRONT_DIFFUSE) << (side)) + + +/** + * Either return a precalculated constant value or emit code to + * calculate these values dynamically in the case where material calls + * are present between begin/end pairs. + * + * Probably want to shift this to the program compilation phase - if + * we always emitted the calculation here, a smart compiler could + * detect that it was constant (given a certain set of inputs), and + * lift it out of the main loop. That way the programs created here + * would be independent of the vertex_buffer details. + */ +static struct ureg get_scenecolor( struct tnl_program *p, GLuint side ) +{ + if (p->materials & SCENE_COLOR_BITS(side)) { + struct ureg lm_ambient = register_param1(p, STATE_LIGHTMODEL_AMBIENT); + struct ureg material_emission = get_material(p, side, STATE_EMISSION); + struct ureg material_ambient = get_material(p, side, STATE_AMBIENT); + struct ureg material_diffuse = get_material(p, side, STATE_DIFFUSE); + struct ureg tmp = make_temp(p, material_diffuse); + emit_op3(p, OPCODE_MAD, tmp, WRITEMASK_XYZ, lm_ambient, + material_ambient, material_emission); + return tmp; + } + else + return register_param2( p, STATE_LIGHTMODEL_SCENECOLOR, side ); +} + + +static struct ureg get_lightprod( struct tnl_program *p, GLuint light, + GLuint side, GLuint property ) +{ + GLuint attrib = material_attrib(side, property); + if (p->materials & (1<<attrib)) { + struct ureg light_value = + register_param3(p, STATE_LIGHT, light, property); + struct ureg material_value = get_material(p, side, property); + struct ureg tmp = get_temp(p); + emit_op2(p, OPCODE_MUL, tmp, 0, light_value, material_value); + return tmp; + } + else + return register_param4(p, STATE_LIGHTPROD, light, side, property); +} + + +static struct ureg calculate_light_attenuation( struct tnl_program *p, + GLuint i, + struct ureg VPpli, + struct ureg dist ) +{ + struct ureg attenuation = register_param3(p, STATE_LIGHT, i, + STATE_ATTENUATION); + struct ureg att = get_temp(p); + + /* Calculate spot attenuation: + */ + if (!p->state->unit[i].light_spotcutoff_is_180) { + struct ureg spot_dir_norm = register_param3(p, STATE_INTERNAL, + STATE_LIGHT_SPOT_DIR_NORMALIZED, i); + struct ureg spot = get_temp(p); + struct ureg slt = get_temp(p); + + emit_op2(p, OPCODE_DP3, spot, 0, negate(VPpli), spot_dir_norm); + emit_op2(p, OPCODE_SLT, slt, 0, swizzle1(spot_dir_norm,W), spot); + emit_op2(p, OPCODE_POW, spot, 0, spot, swizzle1(attenuation, W)); + emit_op2(p, OPCODE_MUL, att, 0, slt, spot); + + release_temp(p, spot); + release_temp(p, slt); + } + + /* Calculate distance attenuation: + */ + if (p->state->unit[i].light_attenuated) { + + /* 1/d,d,d,1/d */ + emit_op1(p, OPCODE_RCP, dist, WRITEMASK_YZ, dist); + /* 1,d,d*d,1/d */ + emit_op2(p, OPCODE_MUL, dist, WRITEMASK_XZ, dist, swizzle1(dist,Y)); + /* 1/dist-atten */ + emit_op2(p, OPCODE_DP3, dist, 0, attenuation, dist); + + if (!p->state->unit[i].light_spotcutoff_is_180) { + /* dist-atten */ + emit_op1(p, OPCODE_RCP, dist, 0, dist); + /* spot-atten * dist-atten */ + emit_op2(p, OPCODE_MUL, att, 0, dist, att); + } else { + /* dist-atten */ + emit_op1(p, OPCODE_RCP, att, 0, dist); + } + } + + return att; +} + + +/** + * Compute: + * lit.y = MAX(0, dots.x) + * lit.z = SLT(0, dots.x) + */ +static void emit_degenerate_lit( struct tnl_program *p, + struct ureg lit, + struct ureg dots ) +{ + struct ureg id = get_identity_param(p); /* id = {0,0,0,1} */ + + /* Note that lit.x & lit.w will not be examined. Note also that + * dots.xyzw == dots.xxxx. + */ + + /* MAX lit, id, dots; + */ + emit_op2(p, OPCODE_MAX, lit, WRITEMASK_XYZW, id, dots); + + /* result[2] = (in > 0 ? 1 : 0) + * SLT lit.z, id.z, dots; # lit.z = (0 < dots.z) ? 1 : 0 + */ + emit_op2(p, OPCODE_SLT, lit, WRITEMASK_Z, swizzle1(id,Z), dots); +} + + +/* Need to add some addtional parameters to allow lighting in object + * space - STATE_SPOT_DIRECTION and STATE_HALF_VECTOR implicitly assume eye + * space lighting. + */ +static void build_lighting( struct tnl_program *p ) +{ + const GLboolean twoside = p->state->light_twoside; + const GLboolean separate = p->state->separate_specular; + GLuint nr_lights = 0, count = 0; + struct ureg normal = get_transformed_normal(p); + struct ureg lit = get_temp(p); + struct ureg dots = get_temp(p); + struct ureg _col0 = undef, _col1 = undef; + struct ureg _bfc0 = undef, _bfc1 = undef; + GLuint i; + + /* + * NOTE: + * dot.x = dot(normal, VPpli) + * dot.y = dot(normal, halfAngle) + * dot.z = back.shininess + * dot.w = front.shininess + */ + + for (i = 0; i < MAX_LIGHTS; i++) + if (p->state->unit[i].light_enabled) + nr_lights++; + + set_material_flags(p); + + { + if (!p->state->material_shininess_is_zero) { + struct ureg shininess = get_material(p, 0, STATE_SHININESS); + emit_op1(p, OPCODE_MOV, dots, WRITEMASK_W, swizzle1(shininess,X)); + release_temp(p, shininess); + } + + _col0 = make_temp(p, get_scenecolor(p, 0)); + if (separate) + _col1 = make_temp(p, get_identity_param(p)); + else + _col1 = _col0; + + } + + if (twoside) { + if (!p->state->material_shininess_is_zero) { + /* Note that we negate the back-face specular exponent here. + * The negation will be un-done later in the back-face code below. + */ + struct ureg shininess = get_material(p, 1, STATE_SHININESS); + emit_op1(p, OPCODE_MOV, dots, WRITEMASK_Z, + negate(swizzle1(shininess,X))); + release_temp(p, shininess); + } + + _bfc0 = make_temp(p, get_scenecolor(p, 1)); + if (separate) + _bfc1 = make_temp(p, get_identity_param(p)); + else + _bfc1 = _bfc0; + } + + /* If no lights, still need to emit the scenecolor. + */ + { + struct ureg res0 = register_output( p, VERT_RESULT_COL0 ); + emit_op1(p, OPCODE_MOV, res0, 0, _col0); + } + + if (separate) { + struct ureg res1 = register_output( p, VERT_RESULT_COL1 ); + emit_op1(p, OPCODE_MOV, res1, 0, _col1); + } + + if (twoside) { + struct ureg res0 = register_output( p, VERT_RESULT_BFC0 ); + emit_op1(p, OPCODE_MOV, res0, 0, _bfc0); + } + + if (twoside && separate) { + struct ureg res1 = register_output( p, VERT_RESULT_BFC1 ); + emit_op1(p, OPCODE_MOV, res1, 0, _bfc1); + } + + if (nr_lights == 0) { + release_temps(p); + return; + } + + for (i = 0; i < MAX_LIGHTS; i++) { + if (p->state->unit[i].light_enabled) { + struct ureg half = undef; + struct ureg att = undef, VPpli = undef; + + count++; + + if (p->state->unit[i].light_eyepos3_is_zero) { + /* Can used precomputed constants in this case. + * Attenuation never applies to infinite lights. + */ + VPpli = register_param3(p, STATE_INTERNAL, + STATE_LIGHT_POSITION_NORMALIZED, i); + + if (!p->state->material_shininess_is_zero) { + if (p->state->light_local_viewer) { + struct ureg eye_hat = get_eye_position_normalized(p); + half = get_temp(p); + emit_op2(p, OPCODE_SUB, half, 0, VPpli, eye_hat); + emit_normalize_vec3(p, half, half); + } else { + half = register_param3(p, STATE_INTERNAL, + STATE_LIGHT_HALF_VECTOR, i); + } + } + } + else { + struct ureg Ppli = register_param3(p, STATE_INTERNAL, + STATE_LIGHT_POSITION, i); + struct ureg V = get_eye_position(p); + struct ureg dist = get_temp(p); + + VPpli = get_temp(p); + + /* Calculate VPpli vector + */ + emit_op2(p, OPCODE_SUB, VPpli, 0, Ppli, V); + + /* Normalize VPpli. The dist value also used in + * attenuation below. + */ + emit_op2(p, OPCODE_DP3, dist, 0, VPpli, VPpli); + emit_op1(p, OPCODE_RSQ, dist, 0, dist); + emit_op2(p, OPCODE_MUL, VPpli, 0, VPpli, dist); + + /* Calculate attenuation: + */ + if (!p->state->unit[i].light_spotcutoff_is_180 || + p->state->unit[i].light_attenuated) { + att = calculate_light_attenuation(p, i, VPpli, dist); + } + + /* Calculate viewer direction, or use infinite viewer: + */ + if (!p->state->material_shininess_is_zero) { + half = get_temp(p); + + if (p->state->light_local_viewer) { + struct ureg eye_hat = get_eye_position_normalized(p); + emit_op2(p, OPCODE_SUB, half, 0, VPpli, eye_hat); + } + else { + struct ureg z_dir = swizzle(get_identity_param(p),X,Y,W,Z); + emit_op2(p, OPCODE_ADD, half, 0, VPpli, z_dir); + } + + emit_normalize_vec3(p, half, half); + } + + release_temp(p, dist); + } + + /* Calculate dot products: + */ + if (p->state->material_shininess_is_zero) { + emit_op2(p, OPCODE_DP3, dots, 0, normal, VPpli); + } + else { + emit_op2(p, OPCODE_DP3, dots, WRITEMASK_X, normal, VPpli); + emit_op2(p, OPCODE_DP3, dots, WRITEMASK_Y, normal, half); + } + + /* Front face lighting: + */ + { + struct ureg ambient = get_lightprod(p, i, 0, STATE_AMBIENT); + struct ureg diffuse = get_lightprod(p, i, 0, STATE_DIFFUSE); + struct ureg specular = get_lightprod(p, i, 0, STATE_SPECULAR); + struct ureg res0, res1; + GLuint mask0, mask1; + + if (count == nr_lights) { + if (separate) { + mask0 = WRITEMASK_XYZ; + mask1 = WRITEMASK_XYZ; + res0 = register_output( p, VERT_RESULT_COL0 ); + res1 = register_output( p, VERT_RESULT_COL1 ); + } + else { + mask0 = 0; + mask1 = WRITEMASK_XYZ; + res0 = _col0; + res1 = register_output( p, VERT_RESULT_COL0 ); + } + } else { + mask0 = 0; + mask1 = 0; + res0 = _col0; + res1 = _col1; + } + + if (!is_undef(att)) { + /* light is attenuated by distance */ + emit_op1(p, OPCODE_LIT, lit, 0, dots); + emit_op2(p, OPCODE_MUL, lit, 0, lit, att); + emit_op3(p, OPCODE_MAD, _col0, 0, swizzle1(lit,X), ambient, _col0); + } + else if (!p->state->material_shininess_is_zero) { + /* there's a non-zero specular term */ + emit_op1(p, OPCODE_LIT, lit, 0, dots); + emit_op2(p, OPCODE_ADD, _col0, 0, ambient, _col0); + } + else { + /* no attenutation, no specular */ + emit_degenerate_lit(p, lit, dots); + emit_op2(p, OPCODE_ADD, _col0, 0, ambient, _col0); + } + + emit_op3(p, OPCODE_MAD, res0, mask0, swizzle1(lit,Y), diffuse, _col0); + emit_op3(p, OPCODE_MAD, res1, mask1, swizzle1(lit,Z), specular, _col1); + + release_temp(p, ambient); + release_temp(p, diffuse); + release_temp(p, specular); + } + + /* Back face lighting: + */ + if (twoside) { + struct ureg ambient = get_lightprod(p, i, 1, STATE_AMBIENT); + struct ureg diffuse = get_lightprod(p, i, 1, STATE_DIFFUSE); + struct ureg specular = get_lightprod(p, i, 1, STATE_SPECULAR); + struct ureg res0, res1; + GLuint mask0, mask1; + + if (count == nr_lights) { + if (separate) { + mask0 = WRITEMASK_XYZ; + mask1 = WRITEMASK_XYZ; + res0 = register_output( p, VERT_RESULT_BFC0 ); + res1 = register_output( p, VERT_RESULT_BFC1 ); + } + else { + mask0 = 0; + mask1 = WRITEMASK_XYZ; + res0 = _bfc0; + res1 = register_output( p, VERT_RESULT_BFC0 ); + } + } else { + res0 = _bfc0; + res1 = _bfc1; + mask0 = 0; + mask1 = 0; + } + + /* For the back face we need to negate the X and Y component + * dot products. dots.Z has the negated back-face specular + * exponent. We swizzle that into the W position. This + * negation makes the back-face specular term positive again. + */ + dots = negate(swizzle(dots,X,Y,W,Z)); + + if (!is_undef(att)) { + emit_op1(p, OPCODE_LIT, lit, 0, dots); + emit_op2(p, OPCODE_MUL, lit, 0, lit, att); + emit_op3(p, OPCODE_MAD, _bfc0, 0, swizzle1(lit,X), ambient, _bfc0); + } + else if (!p->state->material_shininess_is_zero) { + emit_op1(p, OPCODE_LIT, lit, 0, dots); + emit_op2(p, OPCODE_ADD, _bfc0, 0, ambient, _bfc0); + } + else { + emit_degenerate_lit(p, lit, dots); + emit_op2(p, OPCODE_ADD, _bfc0, 0, ambient, _bfc0); + } + + emit_op3(p, OPCODE_MAD, res0, mask0, swizzle1(lit,Y), diffuse, _bfc0); + emit_op3(p, OPCODE_MAD, res1, mask1, swizzle1(lit,Z), specular, _bfc1); + /* restore dots to its original state for subsequent lights + * by negating and swizzling again. + */ + dots = negate(swizzle(dots,X,Y,W,Z)); + + release_temp(p, ambient); + release_temp(p, diffuse); + release_temp(p, specular); + } + + release_temp(p, half); + release_temp(p, VPpli); + release_temp(p, att); + } + } + + release_temps( p ); +} + + +static void build_fog( struct tnl_program *p ) +{ + struct ureg fog = register_output(p, VERT_RESULT_FOGC); + struct ureg input; + + if (p->state->fog_source_is_depth) { + input = get_eye_position_z(p); + } + else { + input = swizzle1(register_input(p, VERT_ATTRIB_FOG), X); + } + + if (p->state->fog_mode && p->state->tnl_do_vertex_fog) { + struct ureg params = register_param2(p, STATE_INTERNAL, + STATE_FOG_PARAMS_OPTIMIZED); + struct ureg tmp = get_temp(p); + GLboolean useabs = (p->state->fog_mode != FOG_EXP2); + + if (useabs) { + emit_op1(p, OPCODE_ABS, tmp, 0, input); + } + + switch (p->state->fog_mode) { + case FOG_LINEAR: { + struct ureg id = get_identity_param(p); + emit_op3(p, OPCODE_MAD, tmp, 0, useabs ? tmp : input, + swizzle1(params,X), swizzle1(params,Y)); + emit_op2(p, OPCODE_MAX, tmp, 0, tmp, swizzle1(id,X)); /* saturate */ + emit_op2(p, OPCODE_MIN, fog, WRITEMASK_X, tmp, swizzle1(id,W)); + break; + } + case FOG_EXP: + emit_op2(p, OPCODE_MUL, tmp, 0, useabs ? tmp : input, + swizzle1(params,Z)); + emit_op1(p, OPCODE_EX2, fog, WRITEMASK_X, negate(tmp)); + break; + case FOG_EXP2: + emit_op2(p, OPCODE_MUL, tmp, 0, input, swizzle1(params,W)); + emit_op2(p, OPCODE_MUL, tmp, 0, tmp, tmp); + emit_op1(p, OPCODE_EX2, fog, WRITEMASK_X, negate(tmp)); + break; + } + + release_temp(p, tmp); + } + else { + /* results = incoming fog coords (compute fog per-fragment later) + * + * KW: Is it really necessary to do anything in this case? + * BP: Yes, we always need to compute the absolute value, unless + * we want to push that down into the fragment program... + */ + GLboolean useabs = GL_TRUE; + emit_op1(p, useabs ? OPCODE_ABS : OPCODE_MOV, fog, WRITEMASK_X, input); + } +} + + +static void build_reflect_texgen( struct tnl_program *p, + struct ureg dest, + GLuint writemask ) +{ + struct ureg normal = get_transformed_normal(p); + struct ureg eye_hat = get_eye_position_normalized(p); + struct ureg tmp = get_temp(p); + + /* n.u */ + emit_op2(p, OPCODE_DP3, tmp, 0, normal, eye_hat); + /* 2n.u */ + emit_op2(p, OPCODE_ADD, tmp, 0, tmp, tmp); + /* (-2n.u)n + u */ + emit_op3(p, OPCODE_MAD, dest, writemask, negate(tmp), normal, eye_hat); + + release_temp(p, tmp); +} + + +static void build_sphere_texgen( struct tnl_program *p, + struct ureg dest, + GLuint writemask ) +{ + struct ureg normal = get_transformed_normal(p); + struct ureg eye_hat = get_eye_position_normalized(p); + struct ureg tmp = get_temp(p); + struct ureg half = register_scalar_const(p, .5); + struct ureg r = get_temp(p); + struct ureg inv_m = get_temp(p); + struct ureg id = get_identity_param(p); + + /* Could share the above calculations, but it would be + * a fairly odd state for someone to set (both sphere and + * reflection active for different texture coordinate + * components. Of course - if two texture units enable + * reflect and/or sphere, things start to tilt in favour + * of seperating this out: + */ + + /* n.u */ + emit_op2(p, OPCODE_DP3, tmp, 0, normal, eye_hat); + /* 2n.u */ + emit_op2(p, OPCODE_ADD, tmp, 0, tmp, tmp); + /* (-2n.u)n + u */ + emit_op3(p, OPCODE_MAD, r, 0, negate(tmp), normal, eye_hat); + /* r + 0,0,1 */ + emit_op2(p, OPCODE_ADD, tmp, 0, r, swizzle(id,X,Y,W,Z)); + /* rx^2 + ry^2 + (rz+1)^2 */ + emit_op2(p, OPCODE_DP3, tmp, 0, tmp, tmp); + /* 2/m */ + emit_op1(p, OPCODE_RSQ, tmp, 0, tmp); + /* 1/m */ + emit_op2(p, OPCODE_MUL, inv_m, 0, tmp, half); + /* r/m + 1/2 */ + emit_op3(p, OPCODE_MAD, dest, writemask, r, inv_m, half); + + release_temp(p, tmp); + release_temp(p, r); + release_temp(p, inv_m); +} + + +static void build_texture_transform( struct tnl_program *p ) +{ + GLuint i, j; + + for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++) { + + if (!(p->state->fragprog_inputs_read & FRAG_BIT_TEX(i))) + continue; + + if (p->state->unit[i].texgen_enabled || + p->state->unit[i].texmat_enabled) { + + GLuint texmat_enabled = p->state->unit[i].texmat_enabled; + struct ureg out = register_output(p, VERT_RESULT_TEX0 + i); + struct ureg out_texgen = undef; + + if (p->state->unit[i].texgen_enabled) { + GLuint copy_mask = 0; + GLuint sphere_mask = 0; + GLuint reflect_mask = 0; + GLuint normal_mask = 0; + GLuint modes[4]; + + if (texmat_enabled) + out_texgen = get_temp(p); + else + out_texgen = out; + + modes[0] = p->state->unit[i].texgen_mode0; + modes[1] = p->state->unit[i].texgen_mode1; + modes[2] = p->state->unit[i].texgen_mode2; + modes[3] = p->state->unit[i].texgen_mode3; + + for (j = 0; j < 4; j++) { + switch (modes[j]) { + case TXG_OBJ_LINEAR: { + struct ureg obj = register_input(p, VERT_ATTRIB_POS); + struct ureg plane = + register_param3(p, STATE_TEXGEN, i, + STATE_TEXGEN_OBJECT_S + j); + + emit_op2(p, OPCODE_DP4, out_texgen, WRITEMASK_X << j, + obj, plane ); + break; + } + case TXG_EYE_LINEAR: { + struct ureg eye = get_eye_position(p); + struct ureg plane = + register_param3(p, STATE_TEXGEN, i, + STATE_TEXGEN_EYE_S + j); + + emit_op2(p, OPCODE_DP4, out_texgen, WRITEMASK_X << j, + eye, plane ); + break; + } + case TXG_SPHERE_MAP: + sphere_mask |= WRITEMASK_X << j; + break; + case TXG_REFLECTION_MAP: + reflect_mask |= WRITEMASK_X << j; + break; + case TXG_NORMAL_MAP: + normal_mask |= WRITEMASK_X << j; + break; + case TXG_NONE: + copy_mask |= WRITEMASK_X << j; + } + } + + if (sphere_mask) { + build_sphere_texgen(p, out_texgen, sphere_mask); + } + + if (reflect_mask) { + build_reflect_texgen(p, out_texgen, reflect_mask); + } + + if (normal_mask) { + struct ureg normal = get_transformed_normal(p); + emit_op1(p, OPCODE_MOV, out_texgen, normal_mask, normal ); + } + + if (copy_mask) { + struct ureg in = register_input(p, VERT_ATTRIB_TEX0+i); + emit_op1(p, OPCODE_MOV, out_texgen, copy_mask, in ); + } + } + + if (texmat_enabled) { + struct ureg texmat[4]; + struct ureg in = (!is_undef(out_texgen) ? + out_texgen : + register_input(p, VERT_ATTRIB_TEX0+i)); + if (PREFER_DP4) { + register_matrix_param5( p, STATE_TEXTURE_MATRIX, i, 0, 3, + 0, texmat ); + emit_matrix_transform_vec4( p, out, texmat, in ); + } + else { + register_matrix_param5( p, STATE_TEXTURE_MATRIX, i, 0, 3, + STATE_MATRIX_TRANSPOSE, texmat ); + emit_transpose_matrix_transform_vec4( p, out, texmat, in ); + } + } + + release_temps(p); + } + else { + emit_passthrough(p, VERT_ATTRIB_TEX0+i, VERT_RESULT_TEX0+i); + } + } +} + + +/** + * Point size attenuation computation. + */ +static void build_atten_pointsize( struct tnl_program *p ) +{ + struct ureg eye = get_eye_position_z(p); + struct ureg state_size = register_param1(p, STATE_POINT_SIZE); + struct ureg state_attenuation = register_param1(p, STATE_POINT_ATTENUATION); + struct ureg out = register_output(p, VERT_RESULT_PSIZ); + struct ureg ut = get_temp(p); + + /* dist = |eyez| */ + emit_op1(p, OPCODE_ABS, ut, WRITEMASK_Y, swizzle1(eye, Z)); + /* p1 + dist * (p2 + dist * p3); */ + emit_op3(p, OPCODE_MAD, ut, WRITEMASK_X, swizzle1(ut, Y), + swizzle1(state_attenuation, Z), swizzle1(state_attenuation, Y)); + emit_op3(p, OPCODE_MAD, ut, WRITEMASK_X, swizzle1(ut, Y), + ut, swizzle1(state_attenuation, X)); + + /* 1 / sqrt(factor) */ + emit_op1(p, OPCODE_RSQ, ut, WRITEMASK_X, ut ); + +#if 0 + /* out = pointSize / sqrt(factor) */ + emit_op2(p, OPCODE_MUL, out, WRITEMASK_X, ut, state_size); +#else + /* this is a good place to clamp the point size since there's likely + * no hardware registers to clamp point size at rasterization time. + */ + emit_op2(p, OPCODE_MUL, ut, WRITEMASK_X, ut, state_size); + emit_op2(p, OPCODE_MAX, ut, WRITEMASK_X, ut, swizzle1(state_size, Y)); + emit_op2(p, OPCODE_MIN, out, WRITEMASK_X, ut, swizzle1(state_size, Z)); +#endif + + release_temp(p, ut); +} + + +/** + * Emit constant point size. + */ +static void build_constant_pointsize( struct tnl_program *p ) +{ + struct ureg state_size = register_param1(p, STATE_POINT_SIZE); + struct ureg out = register_output(p, VERT_RESULT_PSIZ); + emit_op1(p, OPCODE_MOV, out, WRITEMASK_X, state_size); +} + + +/** + * Pass-though per-vertex point size, from user's point size array. + */ +static void build_array_pointsize( struct tnl_program *p ) +{ + struct ureg in = register_input(p, VERT_ATTRIB_POINT_SIZE); + struct ureg out = register_output(p, VERT_RESULT_PSIZ); + emit_op1(p, OPCODE_MOV, out, WRITEMASK_X, in); +} + + +static void build_tnl_program( struct tnl_program *p ) +{ /* Emit the program, starting with modelviewproject: + */ + build_hpos(p); + + /* Lighting calculations: + */ + if (p->state->fragprog_inputs_read & (FRAG_BIT_COL0|FRAG_BIT_COL1)) { + if (p->state->light_global_enabled) + build_lighting(p); + else { + if (p->state->fragprog_inputs_read & FRAG_BIT_COL0) + emit_passthrough(p, VERT_ATTRIB_COLOR0, VERT_RESULT_COL0); + + if (p->state->fragprog_inputs_read & FRAG_BIT_COL1) + emit_passthrough(p, VERT_ATTRIB_COLOR1, VERT_RESULT_COL1); + } + } + + if ((p->state->fragprog_inputs_read & FRAG_BIT_FOGC) || + p->state->fog_mode != FOG_NONE) + build_fog(p); + + if (p->state->fragprog_inputs_read & FRAG_BITS_TEX_ANY) + build_texture_transform(p); + + if (p->state->point_attenuated) + build_atten_pointsize(p); + else if (p->state->point_array) + build_array_pointsize(p); +#if 0 + else + build_constant_pointsize(p); +#else + (void) build_constant_pointsize; +#endif + + /* Finish up: + */ + emit_op1(p, OPCODE_END, undef, 0, undef); + + /* Disassemble: + */ + if (DISASSEM) { + _mesa_printf ("\n"); + } +} + + +static void +create_new_program( const struct state_key *key, + struct gl_vertex_program *program, + GLuint max_temps) +{ + struct tnl_program p; + + _mesa_memset(&p, 0, sizeof(p)); + p.state = key; + p.program = program; + p.eye_position = undef; + p.eye_position_z = undef; + p.eye_position_normalized = undef; + p.transformed_normal = undef; + p.identity = undef; + p.temp_in_use = 0; + + if (max_temps >= sizeof(int) * 8) + p.temp_reserved = 0; + else + p.temp_reserved = ~((1<<max_temps)-1); + + /* Start by allocating 32 instructions. + * If we need more, we'll grow the instruction array as needed. + */ + p.max_inst = 32; + p.program->Base.Instructions = _mesa_alloc_instructions(p.max_inst); + p.program->Base.String = NULL; + p.program->Base.NumInstructions = + p.program->Base.NumTemporaries = + p.program->Base.NumParameters = + p.program->Base.NumAttributes = p.program->Base.NumAddressRegs = 0; + p.program->Base.Parameters = _mesa_new_parameter_list(); + p.program->Base.InputsRead = 0; + p.program->Base.OutputsWritten = 0; + + build_tnl_program( &p ); +} + + +/** + * Return a vertex program which implements the current fixed-function + * transform/lighting/texgen operations. + * XXX move this into core mesa (main/) + */ +struct gl_vertex_program * +_mesa_get_fixed_func_vertex_program(GLcontext *ctx) +{ + struct gl_vertex_program *prog; + struct state_key key; + + /* Grab all the relevent state and put it in a single structure: + */ + make_state_key(ctx, &key); + + /* Look for an already-prepared program for this state: + */ + prog = (struct gl_vertex_program *) + _mesa_search_program_cache(ctx->VertexProgram.Cache, &key, sizeof(key)); + + if (!prog) { + /* OK, we'll have to build a new one */ + if (0) + _mesa_printf("Build new TNL program\n"); + + prog = (struct gl_vertex_program *) + ctx->Driver.NewProgram(ctx, GL_VERTEX_PROGRAM_ARB, 0); + if (!prog) + return NULL; + + create_new_program( &key, prog, + ctx->Const.VertexProgram.MaxTemps ); + +#if 0 + if (ctx->Driver.ProgramStringNotify) + ctx->Driver.ProgramStringNotify( ctx, GL_VERTEX_PROGRAM_ARB, + &prog->Base ); +#endif + _mesa_program_cache_insert(ctx, ctx->VertexProgram.Cache, + &key, sizeof(key), &prog->Base); + } + + return prog; +} diff --git a/dist/Mesa/src/mesa/main/ffvertex_prog.h b/dist/Mesa/src/mesa/main/ffvertex_prog.h new file mode 100644 index 000000000..38dc5fbb8 --- /dev/null +++ b/dist/Mesa/src/mesa/main/ffvertex_prog.h @@ -0,0 +1,40 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#ifndef FFVERTEX_PROG_H +#define FFVERTEX_PROG_H + + +#include "main/mtypes.h" + +struct gl_vertex_program * +_mesa_get_fixed_func_vertex_program(GLcontext *ctx); + + + +#endif /* FFVERTEX_PROG_H */ diff --git a/dist/Mesa/src/mesa/main/mfeatures.h b/dist/Mesa/src/mesa/main/mfeatures.h new file mode 100644 index 000000000..3819da3d6 --- /dev/null +++ b/dist/Mesa/src/mesa/main/mfeatures.h @@ -0,0 +1,83 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +/** + * \file mfeatures.h + * Flags to enable/disable specific parts of the API. + */ + +#ifndef FEATURES_H +#define FEATURES_H + + +#ifndef _HAVE_FULL_GL +#define _HAVE_FULL_GL 1 +#endif + +#define FEATURE_accum _HAVE_FULL_GL +#define FEATURE_attrib_stack _HAVE_FULL_GL +#define FEATURE_colortable _HAVE_FULL_GL +#define FEATURE_convolve _HAVE_FULL_GL +#define FEATURE_dispatch _HAVE_FULL_GL +#define FEATURE_dlist _HAVE_FULL_GL +#define FEATURE_draw_read_buffer _HAVE_FULL_GL +#define FEATURE_drawpix _HAVE_FULL_GL +#define FEATURE_evaluators _HAVE_FULL_GL +#define FEATURE_feedback _HAVE_FULL_GL +#define FEATURE_fixedpt 0 +#define FEATURE_histogram _HAVE_FULL_GL +#define FEATURE_pixel_transfer _HAVE_FULL_GL +#define FEATURE_point_size_array 0 +#define FEATURE_texgen _HAVE_FULL_GL +#define FEATURE_texture_fxt1 _HAVE_FULL_GL +#define FEATURE_texture_s3tc _HAVE_FULL_GL +#define FEATURE_userclip _HAVE_FULL_GL +#define FEATURE_vertex_array_byte 0 +#define FEATURE_windowpos _HAVE_FULL_GL +#define FEATURE_es2_glsl 0 + +#define FEATURE_ARB_occlusion_query _HAVE_FULL_GL +#define FEATURE_ARB_fragment_program _HAVE_FULL_GL +#define FEATURE_ARB_vertex_buffer_object _HAVE_FULL_GL +#define FEATURE_ARB_vertex_program _HAVE_FULL_GL +#define FEATURE_ARB_vertex_shader _HAVE_FULL_GL +#define FEATURE_ARB_fragment_shader _HAVE_FULL_GL +#define FEATURE_ARB_shader_objects (FEATURE_ARB_vertex_shader || FEATURE_ARB_fragment_shader) +#define FEATURE_ARB_shading_language_100 FEATURE_ARB_shader_objects +#define FEATURE_ARB_shading_language_120 FEATURE_ARB_shader_objects + +#define FEATURE_EXT_framebuffer_blit _HAVE_FULL_GL +#define FEATURE_EXT_framebuffer_object _HAVE_FULL_GL +#define FEATURE_EXT_pixel_buffer_object _HAVE_FULL_GL +#define FEATURE_EXT_texture_sRGB _HAVE_FULL_GL +#define FEATURE_EXT_timer_query _HAVE_FULL_GL +#define FEATURE_ATI_fragment_shader _HAVE_FULL_GL +#define FEATURE_MESA_program_debug _HAVE_FULL_GL +#define FEATURE_NV_fence _HAVE_FULL_GL +#define FEATURE_NV_fragment_program _HAVE_FULL_GL +#define FEATURE_NV_vertex_program _HAVE_FULL_GL + + +#endif /* FEATURES_H */ diff --git a/dist/Mesa/src/mesa/main/multisample.c b/dist/Mesa/src/mesa/main/multisample.c new file mode 100644 index 000000000..b9cfad921 --- /dev/null +++ b/dist/Mesa/src/mesa/main/multisample.c @@ -0,0 +1,66 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#include "main/glheader.h" +#include "main/context.h" +#include "main/macros.h" +#include "main/multisample.h" + + +/** + * Called via glSampleCoverageARB + */ +void GLAPIENTRY +_mesa_SampleCoverageARB(GLclampf value, GLboolean invert) +{ + GET_CURRENT_CONTEXT(ctx); + + if (!ctx->Extensions.ARB_multisample) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glSampleCoverageARB"); + return; + } + + ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH( ctx ); + + ctx->Multisample.SampleCoverageValue = (GLfloat) CLAMP(value, 0.0, 1.0); + ctx->Multisample.SampleCoverageInvert = invert; + ctx->NewState |= _NEW_MULTISAMPLE; +} + + +/** + * Initialize the context's multisample state. + * \param ctx the GL context. + */ +void +_mesa_init_multisample(GLcontext *ctx) +{ + ctx->Multisample.Enabled = GL_TRUE; + ctx->Multisample.SampleAlphaToCoverage = GL_FALSE; + ctx->Multisample.SampleAlphaToOne = GL_FALSE; + ctx->Multisample.SampleCoverage = GL_FALSE; + ctx->Multisample.SampleCoverageValue = 1.0; + ctx->Multisample.SampleCoverageInvert = GL_FALSE; +} diff --git a/dist/Mesa/src/mesa/main/multisample.h b/dist/Mesa/src/mesa/main/multisample.h new file mode 100644 index 000000000..4305900cc --- /dev/null +++ b/dist/Mesa/src/mesa/main/multisample.h @@ -0,0 +1,38 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef MULTISAMPLE_H +#define MULTISAMPLE_H + + +extern void GLAPIENTRY +_mesa_SampleCoverageARB(GLclampf value, GLboolean invert); + + +extern void +_mesa_init_multisample(GLcontext *ctx); + + +#endif diff --git a/dist/Mesa/src/mesa/main/pixelstore.c b/dist/Mesa/src/mesa/main/pixelstore.c new file mode 100644 index 000000000..ff1a6344c --- /dev/null +++ b/dist/Mesa/src/mesa/main/pixelstore.c @@ -0,0 +1,283 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/** + * \file pixelstore.c + * glPixelStore functions. + */ + + +#include "glheader.h" +#include "bufferobj.h" +#include "colormac.h" +#include "context.h" +#include "image.h" +#include "macros.h" +#include "pixelstore.h" +#include "mtypes.h" + + +void GLAPIENTRY +_mesa_PixelStorei( GLenum pname, GLint param ) +{ + /* NOTE: this call can't be compiled into the display list */ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + switch (pname) { + case GL_PACK_SWAP_BYTES: + if (param == (GLint)ctx->Pack.SwapBytes) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Pack.SwapBytes = param ? GL_TRUE : GL_FALSE; + break; + case GL_PACK_LSB_FIRST: + if (param == (GLint)ctx->Pack.LsbFirst) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Pack.LsbFirst = param ? GL_TRUE : GL_FALSE; + break; + case GL_PACK_ROW_LENGTH: + if (param<0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Pack.RowLength == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Pack.RowLength = param; + break; + case GL_PACK_IMAGE_HEIGHT: + if (param<0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Pack.ImageHeight == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Pack.ImageHeight = param; + break; + case GL_PACK_SKIP_PIXELS: + if (param<0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Pack.SkipPixels == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Pack.SkipPixels = param; + break; + case GL_PACK_SKIP_ROWS: + if (param<0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Pack.SkipRows == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Pack.SkipRows = param; + break; + case GL_PACK_SKIP_IMAGES: + if (param<0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Pack.SkipImages == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Pack.SkipImages = param; + break; + case GL_PACK_ALIGNMENT: + if (param!=1 && param!=2 && param!=4 && param!=8) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Pack.Alignment == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Pack.Alignment = param; + break; + case GL_PACK_INVERT_MESA: + if (!ctx->Extensions.MESA_pack_invert) { + _mesa_error( ctx, GL_INVALID_ENUM, "glPixelstore(pname)" ); + return; + } + if (ctx->Pack.Invert == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Pack.Invert = param; + break; + + case GL_UNPACK_SWAP_BYTES: + if (param == (GLint)ctx->Unpack.SwapBytes) + return; + if ((GLint)ctx->Unpack.SwapBytes == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Unpack.SwapBytes = param ? GL_TRUE : GL_FALSE; + break; + case GL_UNPACK_LSB_FIRST: + if (param == (GLint)ctx->Unpack.LsbFirst) + return; + if ((GLint)ctx->Unpack.LsbFirst == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Unpack.LsbFirst = param ? GL_TRUE : GL_FALSE; + break; + case GL_UNPACK_ROW_LENGTH: + if (param<0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Unpack.RowLength == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Unpack.RowLength = param; + break; + case GL_UNPACK_IMAGE_HEIGHT: + if (param<0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Unpack.ImageHeight == param) + return; + + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Unpack.ImageHeight = param; + break; + case GL_UNPACK_SKIP_PIXELS: + if (param<0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Unpack.SkipPixels == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Unpack.SkipPixels = param; + break; + case GL_UNPACK_SKIP_ROWS: + if (param<0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Unpack.SkipRows == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Unpack.SkipRows = param; + break; + case GL_UNPACK_SKIP_IMAGES: + if (param < 0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" ); + return; + } + if (ctx->Unpack.SkipImages == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Unpack.SkipImages = param; + break; + case GL_UNPACK_ALIGNMENT: + if (param!=1 && param!=2 && param!=4 && param!=8) { + _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore" ); + return; + } + if (ctx->Unpack.Alignment == param) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Unpack.Alignment = param; + break; + case GL_UNPACK_CLIENT_STORAGE_APPLE: + if (param == (GLint)ctx->Unpack.ClientStorage) + return; + FLUSH_VERTICES(ctx, _NEW_PACKUNPACK); + ctx->Unpack.ClientStorage = param ? GL_TRUE : GL_FALSE; + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glPixelStore" ); + return; + } +} + + +void GLAPIENTRY +_mesa_PixelStoref( GLenum pname, GLfloat param ) +{ + _mesa_PixelStorei( pname, (GLint) param ); +} + + + +/** + * Initialize the context's pixel store state. + */ +void +_mesa_init_pixelstore( GLcontext *ctx ) +{ + /* Pixel transfer */ + ctx->Pack.Alignment = 4; + ctx->Pack.RowLength = 0; + ctx->Pack.ImageHeight = 0; + ctx->Pack.SkipPixels = 0; + ctx->Pack.SkipRows = 0; + ctx->Pack.SkipImages = 0; + ctx->Pack.SwapBytes = GL_FALSE; + ctx->Pack.LsbFirst = GL_FALSE; + ctx->Pack.ClientStorage = GL_FALSE; + ctx->Pack.Invert = GL_FALSE; +#if FEATURE_EXT_pixel_buffer_object + ctx->Pack.BufferObj = ctx->Array.NullBufferObj; +#endif + ctx->Unpack.Alignment = 4; + ctx->Unpack.RowLength = 0; + ctx->Unpack.ImageHeight = 0; + ctx->Unpack.SkipPixels = 0; + ctx->Unpack.SkipRows = 0; + ctx->Unpack.SkipImages = 0; + ctx->Unpack.SwapBytes = GL_FALSE; + ctx->Unpack.LsbFirst = GL_FALSE; + ctx->Unpack.ClientStorage = GL_FALSE; + ctx->Unpack.Invert = GL_FALSE; +#if FEATURE_EXT_pixel_buffer_object + ctx->Unpack.BufferObj = ctx->Array.NullBufferObj; +#endif + + /* + * _mesa_unpack_image() returns image data in this format. When we + * execute image commands (glDrawPixels(), glTexImage(), etc) from + * within display lists we have to be sure to set the current + * unpacking parameters to these values! + */ + ctx->DefaultPacking.Alignment = 1; + ctx->DefaultPacking.RowLength = 0; + ctx->DefaultPacking.SkipPixels = 0; + ctx->DefaultPacking.SkipRows = 0; + ctx->DefaultPacking.ImageHeight = 0; + ctx->DefaultPacking.SkipImages = 0; + ctx->DefaultPacking.SwapBytes = GL_FALSE; + ctx->DefaultPacking.LsbFirst = GL_FALSE; + ctx->DefaultPacking.ClientStorage = GL_FALSE; + ctx->DefaultPacking.Invert = GL_FALSE; +#if FEATURE_EXT_pixel_buffer_object + ctx->DefaultPacking.BufferObj = ctx->Array.NullBufferObj; +#endif +} diff --git a/dist/Mesa/src/mesa/main/pixelstore.h b/dist/Mesa/src/mesa/main/pixelstore.h new file mode 100644 index 000000000..ee963f9ba --- /dev/null +++ b/dist/Mesa/src/mesa/main/pixelstore.h @@ -0,0 +1,50 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/** + * \file pixelstore.h + * glPixelStore functions. + */ + + +#ifndef PIXELSTORE_H +#define PIXELSTORE_H + + +#include "glheader.h" + + +extern void GLAPIENTRY +_mesa_PixelStorei( GLenum pname, GLint param ); + + +extern void GLAPIENTRY +_mesa_PixelStoref( GLenum pname, GLfloat param ); + + +extern void +_mesa_init_pixelstore( GLcontext *ctx ); + + +#endif diff --git a/dist/Mesa/src/mesa/main/readpix.c b/dist/Mesa/src/mesa/main/readpix.c new file mode 100644 index 000000000..2326776ec --- /dev/null +++ b/dist/Mesa/src/mesa/main/readpix.c @@ -0,0 +1,193 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include "glheader.h" +#include "imports.h" +#include "bufferobj.h" +#include "context.h" +#include "readpix.h" +#include "framebuffer.h" +#include "image.h" +#include "state.h" + + +/** + * Do error checking of the format/type parameters to glReadPixels and + * glDrawPixels. + * \param drawing if GL_TRUE do checking for DrawPixels, else do checking + * for ReadPixels. + * \return GL_TRUE if error detected, GL_FALSE if no errors + */ +GLboolean +_mesa_error_check_format_type(GLcontext *ctx, GLenum format, GLenum type, + GLboolean drawing) +{ + const char *readDraw = drawing ? "Draw" : "Read"; + + if (ctx->Extensions.EXT_packed_depth_stencil + && type == GL_UNSIGNED_INT_24_8_EXT + && format != GL_DEPTH_STENCIL_EXT) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "gl%sPixels(format is not GL_DEPTH_STENCIL_EXT)", readDraw); + return GL_TRUE; + } + + /* basic combinations test */ + if (!_mesa_is_legal_format_and_type(ctx, format, type)) { + _mesa_error(ctx, GL_INVALID_ENUM, + "gl%sPixels(format or type)", readDraw); + return GL_TRUE; + } + + /* additional checks */ + switch (format) { + case GL_RED: + case GL_GREEN: + case GL_BLUE: + case GL_ALPHA: + case GL_LUMINANCE: + case GL_LUMINANCE_ALPHA: + case GL_RGB: + case GL_BGR: + case GL_RGBA: + case GL_BGRA: + case GL_ABGR_EXT: + if (drawing && !ctx->Visual.rgbMode) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glDrawPixels(drawing RGB pixels into color index buffer)"); + return GL_TRUE; + } + if (!drawing && !_mesa_dest_buffer_exists(ctx, GL_COLOR)) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glReadPixels(no color buffer)"); + return GL_TRUE; + } + break; + case GL_COLOR_INDEX: + if (!drawing && ctx->Visual.rgbMode) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glReadPixels(reading color index format from RGB buffer)"); + return GL_TRUE; + } + if (!drawing && !_mesa_dest_buffer_exists(ctx, GL_COLOR)) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glReadPixels(no color buffer)"); + return GL_TRUE; + } + break; + case GL_STENCIL_INDEX: + if ((drawing && !_mesa_dest_buffer_exists(ctx, format)) || + (!drawing && !_mesa_source_buffer_exists(ctx, format))) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "gl%sPixels(no stencil buffer)", readDraw); + return GL_TRUE; + } + break; + case GL_DEPTH_COMPONENT: + if ((drawing && !_mesa_dest_buffer_exists(ctx, format))) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "gl%sPixels(no depth buffer)", readDraw); + return GL_TRUE; + } + break; + case GL_DEPTH_STENCIL_EXT: + if (!ctx->Extensions.EXT_packed_depth_stencil || + type != GL_UNSIGNED_INT_24_8_EXT) { + _mesa_error(ctx, GL_INVALID_ENUM, "gl%sPixels(type)", readDraw); + return GL_TRUE; + } + if ((drawing && !_mesa_dest_buffer_exists(ctx, format)) || + (!drawing && !_mesa_source_buffer_exists(ctx, format))) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "gl%sPixels(no depth or stencil buffer)", readDraw); + return GL_TRUE; + } + break; + default: + /* this should have been caught in _mesa_is_legal_format_type() */ + _mesa_problem(ctx, "unexpected format in _mesa_%sPixels", readDraw); + return GL_TRUE; + } + + /* no errors */ + return GL_FALSE; +} + + + +void GLAPIENTRY +_mesa_ReadPixels( GLint x, GLint y, GLsizei width, GLsizei height, + GLenum format, GLenum type, GLvoid *pixels ) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); + + FLUSH_CURRENT(ctx, 0); + + if (width < 0 || height < 0) { + _mesa_error( ctx, GL_INVALID_VALUE, + "glReadPixels(width=%d height=%d)", width, height ); + return; + } + + if (ctx->NewState) + _mesa_update_state(ctx); + + if (_mesa_error_check_format_type(ctx, format, type, GL_FALSE)) { + /* found an error */ + return; + } + + if (ctx->ReadBuffer->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) { + _mesa_error(ctx, GL_INVALID_FRAMEBUFFER_OPERATION_EXT, + "glReadPixels(incomplete framebuffer)" ); + return; + } + + if (!_mesa_source_buffer_exists(ctx, format)) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glReadPixels(no readbuffer)"); + return; + } + + if (width == 0 || height == 0) + return; /* nothing to do */ + + if (ctx->Pack.BufferObj->Name) { + if (!_mesa_validate_pbo_access(2, &ctx->Pack, width, height, 1, + format, type, pixels)) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glReadPixels(invalid PBO access)"); + return; + } + + if (ctx->Pack.BufferObj->Pointer) { + /* buffer is mapped - that's an error */ + _mesa_error(ctx, GL_INVALID_OPERATION, "glReadPixels(PBO is mapped)"); + return; + } + } + + ctx->Driver.ReadPixels(ctx, x, y, width, height, + format, type, &ctx->Pack, pixels); +} diff --git a/dist/Mesa/src/mesa/main/readpix.h b/dist/Mesa/src/mesa/main/readpix.h new file mode 100644 index 000000000..1bf02fb8e --- /dev/null +++ b/dist/Mesa/src/mesa/main/readpix.h @@ -0,0 +1,42 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef READPIXELS_H +#define READPIXELS_H + + +#include "main/mtypes.h" + + +extern GLboolean +_mesa_error_check_format_type(GLcontext *ctx, GLenum format, GLenum type, + GLboolean drawing); + +extern void GLAPIENTRY +_mesa_ReadPixels( GLint x, GLint y, GLsizei width, GLsizei height, + GLenum format, GLenum type, GLvoid *pixels ); + + +#endif diff --git a/dist/Mesa/src/mesa/main/scissor.c b/dist/Mesa/src/mesa/main/scissor.c new file mode 100644 index 000000000..b5f4cde78 --- /dev/null +++ b/dist/Mesa/src/mesa/main/scissor.c @@ -0,0 +1,99 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#include "main/glheader.h" +#include "main/context.h" +#include "main/scissor.h" + + +/** + * Called via glScissor + */ +void GLAPIENTRY +_mesa_Scissor( GLint x, GLint y, GLsizei width, GLsizei height ) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (width < 0 || height < 0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glScissor" ); + return; + } + + if (MESA_VERBOSE & VERBOSE_API) + _mesa_debug(ctx, "glScissor %d %d %d %d\n", x, y, width, height); + + _mesa_set_scissor(ctx, x, y, width, height); +} + + +/** + * Define the scissor box. + * + * \param x, y coordinates of the scissor box lower-left corner. + * \param width width of the scissor box. + * \param height height of the scissor box. + * + * \sa glScissor(). + * + * Verifies the parameters and updates __GLcontextRec::Scissor. On a + * change flushes the vertices and notifies the driver via + * the dd_function_table::Scissor callback. + */ +void +_mesa_set_scissor(GLcontext *ctx, + GLint x, GLint y, GLsizei width, GLsizei height) +{ + if (x == ctx->Scissor.X && + y == ctx->Scissor.Y && + width == ctx->Scissor.Width && + height == ctx->Scissor.Height) + return; + + FLUSH_VERTICES(ctx, _NEW_SCISSOR); + ctx->Scissor.X = x; + ctx->Scissor.Y = y; + ctx->Scissor.Width = width; + ctx->Scissor.Height = height; + + if (ctx->Driver.Scissor) + ctx->Driver.Scissor( ctx, x, y, width, height ); +} + + +/** + * Initialize the context's scissor state. + * \param ctx the GL context. + */ +void +_mesa_init_scissor(GLcontext *ctx) +{ + /* Scissor group */ + ctx->Scissor.Enabled = GL_FALSE; + ctx->Scissor.X = 0; + ctx->Scissor.Y = 0; + ctx->Scissor.Width = 0; + ctx->Scissor.Height = 0; +} diff --git a/dist/Mesa/src/mesa/main/scissor.h b/dist/Mesa/src/mesa/main/scissor.h new file mode 100644 index 000000000..b852a2122 --- /dev/null +++ b/dist/Mesa/src/mesa/main/scissor.h @@ -0,0 +1,46 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef SCISSOR_H +#define SCISSOR_H + + +#include "main/mtypes.h" + + +extern void GLAPIENTRY +_mesa_Scissor( GLint x, GLint y, GLsizei width, GLsizei height ); + + +extern void +_mesa_set_scissor(GLcontext *ctx, + GLint x, GLint y, GLsizei width, GLsizei height); + + +extern void +_mesa_init_scissor(GLcontext *ctx); + + +#endif diff --git a/dist/Mesa/src/mesa/main/texenv.c b/dist/Mesa/src/mesa/main/texenv.c new file mode 100644 index 000000000..76ec0a1d2 --- /dev/null +++ b/dist/Mesa/src/mesa/main/texenv.c @@ -0,0 +1,772 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/** + * \file texenv.c + * + * glTexEnv-related functions + */ + + +#include "main/glheader.h" +#include "main/context.h" +#include "main/enums.h" +#include "main/macros.h" +#include "main/texenv.h" +#include "math/m_xform.h" + + + +void GLAPIENTRY +_mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ) +{ + GLuint maxUnit; + GET_CURRENT_CONTEXT(ctx); + struct gl_texture_unit *texUnit; + ASSERT_OUTSIDE_BEGIN_END(ctx); + + maxUnit = (target == GL_POINT_SPRITE_NV && pname == GL_COORD_REPLACE_NV) + ? ctx->Const.MaxTextureCoordUnits : ctx->Const.MaxTextureImageUnits; + if (ctx->Texture.CurrentUnit >= maxUnit) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glTexEnvfv(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + +#define TE_ERROR(errCode, msg, value) \ + _mesa_error(ctx, errCode, msg, _mesa_lookup_enum_by_nr(value)); + + if (target == GL_TEXTURE_ENV) { + switch (pname) { + case GL_TEXTURE_ENV_MODE: + { + GLenum mode = (GLenum) (GLint) *param; + if (mode == GL_REPLACE_EXT) + mode = GL_REPLACE; + if (texUnit->EnvMode == mode) + return; + if (mode == GL_MODULATE || + mode == GL_BLEND || + mode == GL_DECAL || + mode == GL_REPLACE || + (mode == GL_ADD && ctx->Extensions.EXT_texture_env_add) || + (mode == GL_COMBINE && + (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine))) { + /* legal */ + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->EnvMode = mode; + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + } + break; + case GL_TEXTURE_ENV_COLOR: + { + GLfloat tmp[4]; + tmp[0] = CLAMP( param[0], 0.0F, 1.0F ); + tmp[1] = CLAMP( param[1], 0.0F, 1.0F ); + tmp[2] = CLAMP( param[2], 0.0F, 1.0F ); + tmp[3] = CLAMP( param[3], 0.0F, 1.0F ); + if (TEST_EQ_4V(tmp, texUnit->EnvColor)) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + COPY_4FV(texUnit->EnvColor, tmp); + } + break; + case GL_COMBINE_RGB: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const GLenum mode = (GLenum) (GLint) *param; + if (texUnit->Combine.ModeRGB == mode) + return; + switch (mode) { + case GL_REPLACE: + case GL_MODULATE: + case GL_ADD: + case GL_ADD_SIGNED: + case GL_INTERPOLATE: + /* OK */ + break; + case GL_SUBTRACT: + if (!ctx->Extensions.ARB_texture_env_combine) { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + break; + case GL_DOT3_RGB_EXT: + case GL_DOT3_RGBA_EXT: + if (!ctx->Extensions.EXT_texture_env_dot3) { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + break; + case GL_DOT3_RGB: + case GL_DOT3_RGBA: + if (!ctx->Extensions.ARB_texture_env_dot3) { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + break; + case GL_MODULATE_ADD_ATI: + case GL_MODULATE_SIGNED_ADD_ATI: + case GL_MODULATE_SUBTRACT_ATI: + if (!ctx->Extensions.ATI_texture_env_combine3) { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + break; + default: + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.ModeRGB = mode; + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + case GL_COMBINE_ALPHA: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const GLenum mode = (GLenum) (GLint) *param; + if (texUnit->Combine.ModeA == mode) + return; + switch (mode) { + case GL_REPLACE: + case GL_MODULATE: + case GL_ADD: + case GL_ADD_SIGNED: + case GL_INTERPOLATE: + /* OK */ + break; + case GL_SUBTRACT: + if (!ctx->Extensions.ARB_texture_env_combine) { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + break; + case GL_MODULATE_ADD_ATI: + case GL_MODULATE_SIGNED_ADD_ATI: + case GL_MODULATE_SUBTRACT_ATI: + if (!ctx->Extensions.ATI_texture_env_combine3) { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + break; + default: + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", mode); + return; + } + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.ModeA = mode; + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + case GL_SOURCE0_RGB: + case GL_SOURCE1_RGB: + case GL_SOURCE2_RGB: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const GLenum source = (GLenum) (GLint) *param; + const GLuint s = pname - GL_SOURCE0_RGB; + if (texUnit->Combine.SourceRGB[s] == source) + return; + if (source == GL_TEXTURE || + source == GL_CONSTANT || + source == GL_PRIMARY_COLOR || + source == GL_PREVIOUS || + (ctx->Extensions.ARB_texture_env_crossbar && + source >= GL_TEXTURE0 && + source < GL_TEXTURE0 + ctx->Const.MaxTextureUnits) || + (ctx->Extensions.ATI_texture_env_combine3 && + (source == GL_ZERO || source == GL_ONE))) { + /* legal */ + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.SourceRGB[s] = source; + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", source); + return; + } + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + case GL_SOURCE0_ALPHA: + case GL_SOURCE1_ALPHA: + case GL_SOURCE2_ALPHA: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const GLenum source = (GLenum) (GLint) *param; + const GLuint s = pname - GL_SOURCE0_ALPHA; + if (texUnit->Combine.SourceA[s] == source) + return; + if (source == GL_TEXTURE || + source == GL_CONSTANT || + source == GL_PRIMARY_COLOR || + source == GL_PREVIOUS || + (ctx->Extensions.ARB_texture_env_crossbar && + source >= GL_TEXTURE0 && + source < GL_TEXTURE0 + ctx->Const.MaxTextureUnits) || + (ctx->Extensions.ATI_texture_env_combine3 && + (source == GL_ZERO || source == GL_ONE))) { + /* legal */ + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.SourceA[s] = source; + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", source); + return; + } + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + case GL_OPERAND0_RGB: + case GL_OPERAND1_RGB: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const GLenum operand = (GLenum) (GLint) *param; + const GLuint s = pname - GL_OPERAND0_RGB; + if (texUnit->Combine.OperandRGB[s] == operand) + return; + switch (operand) { + case GL_SRC_COLOR: + case GL_ONE_MINUS_SRC_COLOR: + case GL_SRC_ALPHA: + case GL_ONE_MINUS_SRC_ALPHA: + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.OperandRGB[s] = operand; + break; + default: + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand); + return; + } + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + case GL_OPERAND0_ALPHA: + case GL_OPERAND1_ALPHA: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const GLenum operand = (GLenum) (GLint) *param; + if (texUnit->Combine.OperandA[pname-GL_OPERAND0_ALPHA] == operand) + return; + switch (operand) { + case GL_SRC_ALPHA: + case GL_ONE_MINUS_SRC_ALPHA: + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.OperandA[pname-GL_OPERAND0_ALPHA] = operand; + break; + default: + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand); + return; + } + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + case GL_OPERAND2_RGB: + if (ctx->Extensions.ARB_texture_env_combine) { + const GLenum operand = (GLenum) (GLint) *param; + if (texUnit->Combine.OperandRGB[2] == operand) + return; + switch (operand) { + case GL_SRC_COLOR: /* ARB combine only */ + case GL_ONE_MINUS_SRC_COLOR: /* ARB combine only */ + case GL_SRC_ALPHA: + case GL_ONE_MINUS_SRC_ALPHA: /* ARB combine only */ + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.OperandRGB[2] = operand; + break; + default: + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand); + return; + } + } + else if (ctx->Extensions.EXT_texture_env_combine) { + const GLenum operand = (GLenum) (GLint) *param; + if (texUnit->Combine.OperandRGB[2] == operand) + return; + /* operand must be GL_SRC_ALPHA which is the initial value - thus + don't need to actually compare the operand to the possible value */ + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand); + return; + } + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + case GL_OPERAND2_ALPHA: + if (ctx->Extensions.ARB_texture_env_combine) { + const GLenum operand = (GLenum) (GLint) *param; + if (texUnit->Combine.OperandA[2] == operand) + return; + switch (operand) { + case GL_SRC_ALPHA: + case GL_ONE_MINUS_SRC_ALPHA: /* ARB combine only */ + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.OperandA[2] = operand; + break; + default: + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand); + return; + } + } + else if (ctx->Extensions.EXT_texture_env_combine) { + const GLenum operand = (GLenum) (GLint) *param; + if (texUnit->Combine.OperandA[2] == operand) + return; + /* operand must be GL_SRC_ALPHA which is the initial value - thus + don't need to actually compare the operand to the possible value */ + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(param=%s)", operand); + return; + } + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + case GL_RGB_SCALE: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + GLuint newshift; + if (*param == 1.0) { + newshift = 0; + } + else if (*param == 2.0) { + newshift = 1; + } + else if (*param == 4.0) { + newshift = 2; + } + else { + _mesa_error( ctx, GL_INVALID_VALUE, + "glTexEnv(GL_RGB_SCALE not 1, 2 or 4)" ); + return; + } + if (texUnit->Combine.ScaleShiftRGB == newshift) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.ScaleShiftRGB = newshift; + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + case GL_ALPHA_SCALE: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + GLuint newshift; + if (*param == 1.0) { + newshift = 0; + } + else if (*param == 2.0) { + newshift = 1; + } + else if (*param == 4.0) { + newshift = 2; + } + else { + _mesa_error( ctx, GL_INVALID_VALUE, + "glTexEnv(GL_ALPHA_SCALE not 1, 2 or 4)" ); + return; + } + if (texUnit->Combine.ScaleShiftA == newshift) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->Combine.ScaleShiftA = newshift; + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(pname)" ); + return; + } + } + else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) { + /* GL_EXT_texture_lod_bias */ + if (!ctx->Extensions.EXT_texture_lod_bias) { + _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(target=0x%x)", target ); + return; + } + if (pname == GL_TEXTURE_LOD_BIAS_EXT) { + if (texUnit->LodBias == param[0]) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->LodBias = param[0]; + } + else { + TE_ERROR(GL_INVALID_ENUM, "glTexEnv(pname=%s)", pname); + return; + } + } + else if (target == GL_POINT_SPRITE_NV) { + /* GL_ARB_point_sprite / GL_NV_point_sprite */ + if (!ctx->Extensions.NV_point_sprite + && !ctx->Extensions.ARB_point_sprite) { + _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(target=0x%x)", target ); + return; + } + if (pname == GL_COORD_REPLACE_NV) { + const GLenum value = (GLenum) param[0]; + if (value == GL_TRUE || value == GL_FALSE) { + /* It's kind of weird to set point state via glTexEnv, + * but that's what the spec calls for. + */ + const GLboolean state = (GLboolean) value; + if (ctx->Point.CoordReplace[ctx->Texture.CurrentUnit] == state) + return; + FLUSH_VERTICES(ctx, _NEW_POINT); + ctx->Point.CoordReplace[ctx->Texture.CurrentUnit] = state; + } + else { + _mesa_error( ctx, GL_INVALID_VALUE, "glTexEnv(param=0x%x)", value); + return; + } + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(pname=0x%x)", pname ); + return; + } + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(target=0x%x)",target ); + return; + } + + if (MESA_VERBOSE&(VERBOSE_API|VERBOSE_TEXTURE)) + _mesa_debug(ctx, "glTexEnv %s %s %.1f(%s) ...\n", + _mesa_lookup_enum_by_nr(target), + _mesa_lookup_enum_by_nr(pname), + *param, + _mesa_lookup_enum_by_nr((GLenum) (GLint) *param)); + + /* Tell device driver about the new texture environment */ + if (ctx->Driver.TexEnv) { + (*ctx->Driver.TexEnv)( ctx, target, pname, param ); + } +} + + +void GLAPIENTRY +_mesa_TexEnvf( GLenum target, GLenum pname, GLfloat param ) +{ + _mesa_TexEnvfv( target, pname, ¶m ); +} + + + +void GLAPIENTRY +_mesa_TexEnvi( GLenum target, GLenum pname, GLint param ) +{ + GLfloat p[4]; + p[0] = (GLfloat) param; + p[1] = p[2] = p[3] = 0.0; + _mesa_TexEnvfv( target, pname, p ); +} + + +void GLAPIENTRY +_mesa_TexEnviv( GLenum target, GLenum pname, const GLint *param ) +{ + GLfloat p[4]; + if (pname == GL_TEXTURE_ENV_COLOR) { + p[0] = INT_TO_FLOAT( param[0] ); + p[1] = INT_TO_FLOAT( param[1] ); + p[2] = INT_TO_FLOAT( param[2] ); + p[3] = INT_TO_FLOAT( param[3] ); + } + else { + p[0] = (GLfloat) param[0]; + p[1] = p[2] = p[3] = 0; /* init to zero, just to be safe */ + } + _mesa_TexEnvfv( target, pname, p ); +} + + + +/** + * Helper for glGetTexEnvi/f() + * \return value of queried pname or -1 if error. + */ +static GLint +get_texenvi(GLcontext *ctx, const struct gl_texture_unit *texUnit, + GLenum pname) +{ + switch (pname) { + case GL_TEXTURE_ENV_MODE: + return texUnit->EnvMode; + break; + case GL_COMBINE_RGB: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + return texUnit->Combine.ModeRGB; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); + } + break; + case GL_COMBINE_ALPHA: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + return texUnit->Combine.ModeA; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); + } + break; + case GL_SOURCE0_RGB: + case GL_SOURCE1_RGB: + case GL_SOURCE2_RGB: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const unsigned rgb_idx = pname - GL_SOURCE0_RGB; + return texUnit->Combine.SourceRGB[rgb_idx]; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); + } + break; + case GL_SOURCE0_ALPHA: + case GL_SOURCE1_ALPHA: + case GL_SOURCE2_ALPHA: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const unsigned alpha_idx = pname - GL_SOURCE0_ALPHA; + return texUnit->Combine.SourceA[alpha_idx]; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); + } + break; + case GL_OPERAND0_RGB: + case GL_OPERAND1_RGB: + case GL_OPERAND2_RGB: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const unsigned op_rgb = pname - GL_OPERAND0_RGB; + return texUnit->Combine.OperandRGB[op_rgb]; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); + } + break; + case GL_OPERAND0_ALPHA: + case GL_OPERAND1_ALPHA: + case GL_OPERAND2_ALPHA: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + const unsigned op_alpha = pname - GL_OPERAND0_ALPHA; + return texUnit->Combine.OperandA[op_alpha]; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); + } + break; + case GL_RGB_SCALE: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + return 1 << texUnit->Combine.ScaleShiftRGB; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); + } + break; + case GL_ALPHA_SCALE: + if (ctx->Extensions.EXT_texture_env_combine || + ctx->Extensions.ARB_texture_env_combine) { + return 1 << texUnit->Combine.ScaleShiftA; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)"); + } + break; + default: + ; + } + + return -1; /* error */ +} + + + +void GLAPIENTRY +_mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ) +{ + GLuint maxUnit; + const struct gl_texture_unit *texUnit; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + maxUnit = (target == GL_POINT_SPRITE_NV && pname == GL_COORD_REPLACE_NV) + ? ctx->Const.MaxTextureCoordUnits : ctx->Const.MaxTextureImageUnits; + if (ctx->Texture.CurrentUnit >= maxUnit) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexEnvfv(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + if (target == GL_TEXTURE_ENV) { + if (pname == GL_TEXTURE_ENV_COLOR) { + COPY_4FV( params, texUnit->EnvColor ); + } + else { + GLint val = get_texenvi(ctx, texUnit, pname); + if (val >= 0) { + *params = (GLfloat) val; + } + } + } + else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) { + /* GL_EXT_texture_lod_bias */ + if (!ctx->Extensions.EXT_texture_lod_bias) { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(target)" ); + return; + } + if (pname == GL_TEXTURE_LOD_BIAS_EXT) { + *params = texUnit->LodBias; + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)" ); + return; + } + } + else if (target == GL_POINT_SPRITE_NV) { + /* GL_ARB_point_sprite / GL_NV_point_sprite */ + if (!ctx->Extensions.NV_point_sprite + && !ctx->Extensions.ARB_point_sprite) { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(target)" ); + return; + } + if (pname == GL_COORD_REPLACE_NV) { + *params = (GLfloat) ctx->Point.CoordReplace[ctx->Texture.CurrentUnit]; + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(pname)" ); + return; + } + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(target)" ); + return; + } +} + + +void GLAPIENTRY +_mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ) +{ + GLuint maxUnit; + const struct gl_texture_unit *texUnit; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + maxUnit = (target == GL_POINT_SPRITE_NV && pname == GL_COORD_REPLACE_NV) + ? ctx->Const.MaxTextureCoordUnits : ctx->Const.MaxTextureImageUnits; + if (ctx->Texture.CurrentUnit >= maxUnit) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexEnviv(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + if (target == GL_TEXTURE_ENV) { + if (pname == GL_TEXTURE_ENV_COLOR) { + params[0] = FLOAT_TO_INT( texUnit->EnvColor[0] ); + params[1] = FLOAT_TO_INT( texUnit->EnvColor[1] ); + params[2] = FLOAT_TO_INT( texUnit->EnvColor[2] ); + params[3] = FLOAT_TO_INT( texUnit->EnvColor[3] ); + } + else { + GLint val = get_texenvi(ctx, texUnit, pname); + if (val >= 0) { + *params = val; + } + } + } + else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) { + /* GL_EXT_texture_lod_bias */ + if (!ctx->Extensions.EXT_texture_lod_bias) { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(target)" ); + return; + } + if (pname == GL_TEXTURE_LOD_BIAS_EXT) { + *params = (GLint) texUnit->LodBias; + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)" ); + return; + } + } + else if (target == GL_POINT_SPRITE_NV) { + /* GL_ARB_point_sprite / GL_NV_point_sprite */ + if (!ctx->Extensions.NV_point_sprite + && !ctx->Extensions.ARB_point_sprite) { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(target)" ); + return; + } + if (pname == GL_COORD_REPLACE_NV) { + *params = (GLint) ctx->Point.CoordReplace[ctx->Texture.CurrentUnit]; + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(pname)" ); + return; + } + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(target)" ); + return; + } +} + + diff --git a/dist/Mesa/src/mesa/main/texenv.h b/dist/Mesa/src/mesa/main/texenv.h new file mode 100644 index 000000000..bdff7fdb8 --- /dev/null +++ b/dist/Mesa/src/mesa/main/texenv.h @@ -0,0 +1,52 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef TEXENV_H +#define TEXENV_H + + +#include "main/glheader.h" + + +extern void GLAPIENTRY +_mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params ); + +extern void GLAPIENTRY +_mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params ); + +extern void GLAPIENTRY +_mesa_TexEnvf( GLenum target, GLenum pname, GLfloat param ); + +extern void GLAPIENTRY +_mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param ); + +extern void GLAPIENTRY +_mesa_TexEnvi( GLenum target, GLenum pname, GLint param ); + +extern void GLAPIENTRY +_mesa_TexEnviv( GLenum target, GLenum pname, const GLint *param ); + + +#endif /* TEXENV_H */ diff --git a/dist/Mesa/src/mesa/main/texgen.c b/dist/Mesa/src/mesa/main/texgen.c new file mode 100644 index 000000000..244c7aaaf --- /dev/null +++ b/dist/Mesa/src/mesa/main/texgen.c @@ -0,0 +1,601 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/** + * \file texgen.c + * + * glTexGen-related functions + */ + + +#include "main/glheader.h" +#include "main/context.h" +#include "main/enums.h" +#include "main/macros.h" +#include "main/texgen.h" +#include "math/m_xform.h" + + + +void GLAPIENTRY +_mesa_TexGenfv( GLenum coord, GLenum pname, const GLfloat *params ) +{ + GET_CURRENT_CONTEXT(ctx); + struct gl_texture_unit *texUnit; + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (MESA_VERBOSE&(VERBOSE_API|VERBOSE_TEXTURE)) + _mesa_debug(ctx, "glTexGen %s %s %.1f(%s)...\n", + _mesa_lookup_enum_by_nr(coord), + _mesa_lookup_enum_by_nr(pname), + *params, + _mesa_lookup_enum_by_nr((GLenum) (GLint) *params)); + + if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glTexGen(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + switch (coord) { + case GL_S: + if (pname==GL_TEXTURE_GEN_MODE) { + GLenum mode = (GLenum) (GLint) *params; + GLbitfield bits; + switch (mode) { + case GL_OBJECT_LINEAR: + bits = TEXGEN_OBJ_LINEAR; + break; + case GL_EYE_LINEAR: + bits = TEXGEN_EYE_LINEAR; + break; + case GL_REFLECTION_MAP_NV: + bits = TEXGEN_REFLECTION_MAP_NV; + break; + case GL_NORMAL_MAP_NV: + bits = TEXGEN_NORMAL_MAP_NV; + break; + case GL_SPHERE_MAP: + bits = TEXGEN_SPHERE_MAP; + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(param)" ); + return; + } + if (texUnit->GenModeS == mode) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->GenModeS = mode; + texUnit->_GenBitS = bits; + } + else if (pname==GL_OBJECT_PLANE) { + if (TEST_EQ_4V(texUnit->ObjectPlaneS, params)) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + COPY_4FV(texUnit->ObjectPlaneS, params); + } + else if (pname==GL_EYE_PLANE) { + GLfloat tmp[4]; + /* Transform plane equation by the inverse modelview matrix */ + if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top)) { + _math_matrix_analyse( ctx->ModelviewMatrixStack.Top ); + } + _mesa_transform_vector( tmp, params, ctx->ModelviewMatrixStack.Top->inv ); + if (TEST_EQ_4V(texUnit->EyePlaneS, tmp)) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + COPY_4FV(texUnit->EyePlaneS, tmp); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(pname)" ); + return; + } + break; + case GL_T: + if (pname==GL_TEXTURE_GEN_MODE) { + GLenum mode = (GLenum) (GLint) *params; + GLbitfield bitt; + switch (mode) { + case GL_OBJECT_LINEAR: + bitt = TEXGEN_OBJ_LINEAR; + break; + case GL_EYE_LINEAR: + bitt = TEXGEN_EYE_LINEAR; + break; + case GL_REFLECTION_MAP_NV: + bitt = TEXGEN_REFLECTION_MAP_NV; + break; + case GL_NORMAL_MAP_NV: + bitt = TEXGEN_NORMAL_MAP_NV; + break; + case GL_SPHERE_MAP: + bitt = TEXGEN_SPHERE_MAP; + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(param)" ); + return; + } + if (texUnit->GenModeT == mode) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->GenModeT = mode; + texUnit->_GenBitT = bitt; + } + else if (pname==GL_OBJECT_PLANE) { + if (TEST_EQ_4V(texUnit->ObjectPlaneT, params)) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + COPY_4FV(texUnit->ObjectPlaneT, params); + } + else if (pname==GL_EYE_PLANE) { + GLfloat tmp[4]; + /* Transform plane equation by the inverse modelview matrix */ + if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top)) { + _math_matrix_analyse( ctx->ModelviewMatrixStack.Top ); + } + _mesa_transform_vector( tmp, params, ctx->ModelviewMatrixStack.Top->inv ); + if (TEST_EQ_4V(texUnit->EyePlaneT, tmp)) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + COPY_4FV(texUnit->EyePlaneT, tmp); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(pname)" ); + return; + } + break; + case GL_R: + if (pname==GL_TEXTURE_GEN_MODE) { + GLenum mode = (GLenum) (GLint) *params; + GLbitfield bitr; + switch (mode) { + case GL_OBJECT_LINEAR: + bitr = TEXGEN_OBJ_LINEAR; + break; + case GL_REFLECTION_MAP_NV: + bitr = TEXGEN_REFLECTION_MAP_NV; + break; + case GL_NORMAL_MAP_NV: + bitr = TEXGEN_NORMAL_MAP_NV; + break; + case GL_EYE_LINEAR: + bitr = TEXGEN_EYE_LINEAR; + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(param)" ); + return; + } + if (texUnit->GenModeR == mode) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->GenModeR = mode; + texUnit->_GenBitR = bitr; + } + else if (pname==GL_OBJECT_PLANE) { + if (TEST_EQ_4V(texUnit->ObjectPlaneR, params)) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + COPY_4FV(texUnit->ObjectPlaneR, params); + } + else if (pname==GL_EYE_PLANE) { + GLfloat tmp[4]; + /* Transform plane equation by the inverse modelview matrix */ + if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top)) { + _math_matrix_analyse( ctx->ModelviewMatrixStack.Top ); + } + _mesa_transform_vector( tmp, params, ctx->ModelviewMatrixStack.Top->inv ); + if (TEST_EQ_4V(texUnit->EyePlaneR, tmp)) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + COPY_4FV(texUnit->EyePlaneR, tmp); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(pname)" ); + return; + } + break; + case GL_Q: + if (pname==GL_TEXTURE_GEN_MODE) { + GLenum mode = (GLenum) (GLint) *params; + GLbitfield bitq; + switch (mode) { + case GL_OBJECT_LINEAR: + bitq = TEXGEN_OBJ_LINEAR; + break; + case GL_EYE_LINEAR: + bitq = TEXGEN_EYE_LINEAR; + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(param)" ); + return; + } + if (texUnit->GenModeQ == mode) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texUnit->GenModeQ = mode; + texUnit->_GenBitQ = bitq; + } + else if (pname==GL_OBJECT_PLANE) { + if (TEST_EQ_4V(texUnit->ObjectPlaneQ, params)) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + COPY_4FV(texUnit->ObjectPlaneQ, params); + } + else if (pname==GL_EYE_PLANE) { + GLfloat tmp[4]; + /* Transform plane equation by the inverse modelview matrix */ + if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top)) { + _math_matrix_analyse( ctx->ModelviewMatrixStack.Top ); + } + _mesa_transform_vector( tmp, params, ctx->ModelviewMatrixStack.Top->inv ); + if (TEST_EQ_4V(texUnit->EyePlaneQ, tmp)) + return; + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + COPY_4FV(texUnit->EyePlaneQ, tmp); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(pname)" ); + return; + } + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glTexGenfv(coord)" ); + return; + } + + if (ctx->Driver.TexGen) + ctx->Driver.TexGen( ctx, coord, pname, params ); +} + + +void GLAPIENTRY +_mesa_TexGeniv(GLenum coord, GLenum pname, const GLint *params ) +{ + GLfloat p[4]; + p[0] = (GLfloat) params[0]; + if (pname == GL_TEXTURE_GEN_MODE) { + p[1] = p[2] = p[3] = 0.0F; + } + else { + p[1] = (GLfloat) params[1]; + p[2] = (GLfloat) params[2]; + p[3] = (GLfloat) params[3]; + } + _mesa_TexGenfv(coord, pname, p); +} + + +void GLAPIENTRY +_mesa_TexGend(GLenum coord, GLenum pname, GLdouble param ) +{ + GLfloat p = (GLfloat) param; + _mesa_TexGenfv( coord, pname, &p ); +} + + +void GLAPIENTRY +_mesa_TexGendv(GLenum coord, GLenum pname, const GLdouble *params ) +{ + GLfloat p[4]; + p[0] = (GLfloat) params[0]; + if (pname == GL_TEXTURE_GEN_MODE) { + p[1] = p[2] = p[3] = 0.0F; + } + else { + p[1] = (GLfloat) params[1]; + p[2] = (GLfloat) params[2]; + p[3] = (GLfloat) params[3]; + } + _mesa_TexGenfv( coord, pname, p ); +} + + +void GLAPIENTRY +_mesa_TexGenf( GLenum coord, GLenum pname, GLfloat param ) +{ + _mesa_TexGenfv(coord, pname, ¶m); +} + + +void GLAPIENTRY +_mesa_TexGeni( GLenum coord, GLenum pname, GLint param ) +{ + _mesa_TexGeniv( coord, pname, ¶m ); +} + + + +void GLAPIENTRY +_mesa_GetTexGendv( GLenum coord, GLenum pname, GLdouble *params ) +{ + const struct gl_texture_unit *texUnit; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexGendv(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + switch (coord) { + case GL_S: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = ENUM_TO_DOUBLE(texUnit->GenModeS); + } + else if (pname==GL_OBJECT_PLANE) { + COPY_4V( params, texUnit->ObjectPlaneS ); + } + else if (pname==GL_EYE_PLANE) { + COPY_4V( params, texUnit->EyePlaneS ); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" ); + return; + } + break; + case GL_T: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = ENUM_TO_DOUBLE(texUnit->GenModeT); + } + else if (pname==GL_OBJECT_PLANE) { + COPY_4V( params, texUnit->ObjectPlaneT ); + } + else if (pname==GL_EYE_PLANE) { + COPY_4V( params, texUnit->EyePlaneT ); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" ); + return; + } + break; + case GL_R: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = ENUM_TO_DOUBLE(texUnit->GenModeR); + } + else if (pname==GL_OBJECT_PLANE) { + COPY_4V( params, texUnit->ObjectPlaneR ); + } + else if (pname==GL_EYE_PLANE) { + COPY_4V( params, texUnit->EyePlaneR ); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" ); + return; + } + break; + case GL_Q: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = ENUM_TO_DOUBLE(texUnit->GenModeQ); + } + else if (pname==GL_OBJECT_PLANE) { + COPY_4V( params, texUnit->ObjectPlaneQ ); + } + else if (pname==GL_EYE_PLANE) { + COPY_4V( params, texUnit->EyePlaneQ ); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" ); + return; + } + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(coord)" ); + return; + } +} + + + +void GLAPIENTRY +_mesa_GetTexGenfv( GLenum coord, GLenum pname, GLfloat *params ) +{ + const struct gl_texture_unit *texUnit; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexGenfv(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + switch (coord) { + case GL_S: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = ENUM_TO_FLOAT(texUnit->GenModeS); + } + else if (pname==GL_OBJECT_PLANE) { + COPY_4V( params, texUnit->ObjectPlaneS ); + } + else if (pname==GL_EYE_PLANE) { + COPY_4V( params, texUnit->EyePlaneS ); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" ); + return; + } + break; + case GL_T: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = ENUM_TO_FLOAT(texUnit->GenModeT); + } + else if (pname==GL_OBJECT_PLANE) { + COPY_4V( params, texUnit->ObjectPlaneT ); + } + else if (pname==GL_EYE_PLANE) { + COPY_4V( params, texUnit->EyePlaneT ); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" ); + return; + } + break; + case GL_R: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = ENUM_TO_FLOAT(texUnit->GenModeR); + } + else if (pname==GL_OBJECT_PLANE) { + COPY_4V( params, texUnit->ObjectPlaneR ); + } + else if (pname==GL_EYE_PLANE) { + COPY_4V( params, texUnit->EyePlaneR ); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" ); + return; + } + break; + case GL_Q: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = ENUM_TO_FLOAT(texUnit->GenModeQ); + } + else if (pname==GL_OBJECT_PLANE) { + COPY_4V( params, texUnit->ObjectPlaneQ ); + } + else if (pname==GL_EYE_PLANE) { + COPY_4V( params, texUnit->EyePlaneQ ); + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(pname)" ); + return; + } + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGenfv(coord)" ); + return; + } +} + + + +void GLAPIENTRY +_mesa_GetTexGeniv( GLenum coord, GLenum pname, GLint *params ) +{ + const struct gl_texture_unit *texUnit; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexGeniv(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + switch (coord) { + case GL_S: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = texUnit->GenModeS; + } + else if (pname==GL_OBJECT_PLANE) { + params[0] = (GLint) texUnit->ObjectPlaneS[0]; + params[1] = (GLint) texUnit->ObjectPlaneS[1]; + params[2] = (GLint) texUnit->ObjectPlaneS[2]; + params[3] = (GLint) texUnit->ObjectPlaneS[3]; + } + else if (pname==GL_EYE_PLANE) { + params[0] = (GLint) texUnit->EyePlaneS[0]; + params[1] = (GLint) texUnit->EyePlaneS[1]; + params[2] = (GLint) texUnit->EyePlaneS[2]; + params[3] = (GLint) texUnit->EyePlaneS[3]; + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(pname)" ); + return; + } + break; + case GL_T: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = texUnit->GenModeT; + } + else if (pname==GL_OBJECT_PLANE) { + params[0] = (GLint) texUnit->ObjectPlaneT[0]; + params[1] = (GLint) texUnit->ObjectPlaneT[1]; + params[2] = (GLint) texUnit->ObjectPlaneT[2]; + params[3] = (GLint) texUnit->ObjectPlaneT[3]; + } + else if (pname==GL_EYE_PLANE) { + params[0] = (GLint) texUnit->EyePlaneT[0]; + params[1] = (GLint) texUnit->EyePlaneT[1]; + params[2] = (GLint) texUnit->EyePlaneT[2]; + params[3] = (GLint) texUnit->EyePlaneT[3]; + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(pname)" ); + return; + } + break; + case GL_R: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = texUnit->GenModeR; + } + else if (pname==GL_OBJECT_PLANE) { + params[0] = (GLint) texUnit->ObjectPlaneR[0]; + params[1] = (GLint) texUnit->ObjectPlaneR[1]; + params[2] = (GLint) texUnit->ObjectPlaneR[2]; + params[3] = (GLint) texUnit->ObjectPlaneR[3]; + } + else if (pname==GL_EYE_PLANE) { + params[0] = (GLint) texUnit->EyePlaneR[0]; + params[1] = (GLint) texUnit->EyePlaneR[1]; + params[2] = (GLint) texUnit->EyePlaneR[2]; + params[3] = (GLint) texUnit->EyePlaneR[3]; + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(pname)" ); + return; + } + break; + case GL_Q: + if (pname==GL_TEXTURE_GEN_MODE) { + params[0] = texUnit->GenModeQ; + } + else if (pname==GL_OBJECT_PLANE) { + params[0] = (GLint) texUnit->ObjectPlaneQ[0]; + params[1] = (GLint) texUnit->ObjectPlaneQ[1]; + params[2] = (GLint) texUnit->ObjectPlaneQ[2]; + params[3] = (GLint) texUnit->ObjectPlaneQ[3]; + } + else if (pname==GL_EYE_PLANE) { + params[0] = (GLint) texUnit->EyePlaneQ[0]; + params[1] = (GLint) texUnit->EyePlaneQ[1]; + params[2] = (GLint) texUnit->EyePlaneQ[2]; + params[3] = (GLint) texUnit->EyePlaneQ[3]; + } + else { + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(pname)" ); + return; + } + break; + default: + _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGeniv(coord)" ); + return; + } +} + + diff --git a/dist/Mesa/src/mesa/main/texgen.h b/dist/Mesa/src/mesa/main/texgen.h new file mode 100644 index 000000000..073588efc --- /dev/null +++ b/dist/Mesa/src/mesa/main/texgen.h @@ -0,0 +1,62 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef TEXGEN_H +#define TEXGEN_H + + +#include "main/glheader.h" + + +extern void GLAPIENTRY +_mesa_GetTexGendv( GLenum coord, GLenum pname, GLdouble *params ); + +extern void GLAPIENTRY +_mesa_GetTexGenfv( GLenum coord, GLenum pname, GLfloat *params ); + +extern void GLAPIENTRY +_mesa_GetTexGeniv( GLenum coord, GLenum pname, GLint *params ); + +extern void GLAPIENTRY +_mesa_TexGend( GLenum coord, GLenum pname, GLdouble param ); + +extern void GLAPIENTRY +_mesa_TexGendv( GLenum coord, GLenum pname, const GLdouble *params ); + +extern void GLAPIENTRY +_mesa_TexGenf( GLenum coord, GLenum pname, GLfloat param ); + +extern void GLAPIENTRY +_mesa_TexGenfv( GLenum coord, GLenum pname, const GLfloat *params ); + +extern void GLAPIENTRY +_mesa_TexGeni( GLenum coord, GLenum pname, GLint param ); + +extern void GLAPIENTRY +_mesa_TexGeniv( GLenum coord, GLenum pname, const GLint *params ); + + + +#endif /* TEXGEN_H */ diff --git a/dist/Mesa/src/mesa/main/texparam.c b/dist/Mesa/src/mesa/main/texparam.c new file mode 100644 index 000000000..e89bc5fb9 --- /dev/null +++ b/dist/Mesa/src/mesa/main/texparam.c @@ -0,0 +1,1240 @@ +/* + * Mesa 3-D graphics library + * Version: 7.5 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * Copyright (C) 2009 VMware, Inc. All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/** + * \file texparam.c + * + * glTexParameter-related functions + */ + + +#include "main/glheader.h" +#include "main/context.h" +#include "main/enums.h" +#include "main/colormac.h" +#include "main/macros.h" +#include "main/texcompress.h" +#include "main/texparam.h" +#include "main/teximage.h" + + +/** + * Check if a coordinate wrap mode is supported for the texture target. + * \return GL_TRUE if legal, GL_FALSE otherwise + */ +static GLboolean +validate_texture_wrap_mode(GLcontext * ctx, GLenum target, GLenum wrap) +{ + const struct gl_extensions * const e = & ctx->Extensions; + + if (wrap == GL_CLAMP || wrap == GL_CLAMP_TO_EDGE || + (wrap == GL_CLAMP_TO_BORDER && e->ARB_texture_border_clamp)) { + /* any texture target */ + return GL_TRUE; + } + else if (target != GL_TEXTURE_RECTANGLE_NV && + (wrap == GL_REPEAT || + (wrap == GL_MIRRORED_REPEAT && + e->ARB_texture_mirrored_repeat) || + (wrap == GL_MIRROR_CLAMP_EXT && + (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) || + (wrap == GL_MIRROR_CLAMP_TO_EDGE_EXT && + (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) || + (wrap == GL_MIRROR_CLAMP_TO_BORDER_EXT && + (e->EXT_texture_mirror_clamp)))) { + /* non-rectangle texture */ + return GL_TRUE; + } + + _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); + return GL_FALSE; +} + + +/** + * Get current texture object for given target. + * Return NULL if any error. + */ +static struct gl_texture_object * +get_texobj(GLcontext *ctx, GLenum target) +{ + struct gl_texture_unit *texUnit; + + if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(current unit)"); + return NULL; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + switch (target) { + case GL_TEXTURE_1D: + return texUnit->CurrentTex[TEXTURE_1D_INDEX]; + case GL_TEXTURE_2D: + return texUnit->CurrentTex[TEXTURE_2D_INDEX]; + case GL_TEXTURE_3D: + return texUnit->CurrentTex[TEXTURE_3D_INDEX]; + case GL_TEXTURE_CUBE_MAP: + if (ctx->Extensions.ARB_texture_cube_map) { + return texUnit->CurrentTex[TEXTURE_CUBE_INDEX]; + } + break; + case GL_TEXTURE_RECTANGLE_NV: + if (ctx->Extensions.NV_texture_rectangle) { + return texUnit->CurrentTex[TEXTURE_RECT_INDEX]; + } + break; + case GL_TEXTURE_1D_ARRAY_EXT: + if (ctx->Extensions.MESA_texture_array) { + return texUnit->CurrentTex[TEXTURE_1D_ARRAY_INDEX]; + } + break; + case GL_TEXTURE_2D_ARRAY_EXT: + if (ctx->Extensions.MESA_texture_array) { + return texUnit->CurrentTex[TEXTURE_2D_ARRAY_INDEX]; + } + break; + default: + ; + } + + _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(target)"); + return NULL; +} + + +/** + * This is called just prior to changing any texture object state. + * Any pending rendering will be flushed out, we'll set the _NEW_TEXTURE + * state flag and then mark the texture object as 'incomplete' so that any + * per-texture derived state gets recomputed. + */ +static INLINE void +flush(GLcontext *ctx, struct gl_texture_object *texObj) +{ + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->_Complete = GL_FALSE; +} + + +/** + * Set an integer-valued texture parameter + * \return GL_TRUE if legal AND the value changed, GL_FALSE otherwise + */ +static GLboolean +set_tex_parameteri(GLcontext *ctx, + struct gl_texture_object *texObj, + GLenum pname, const GLint *params) +{ + switch (pname) { + case GL_TEXTURE_MIN_FILTER: + if (texObj->MinFilter == params[0]) + return GL_FALSE; + switch (params[0]) { + case GL_NEAREST: + case GL_LINEAR: + flush(ctx, texObj); + texObj->MinFilter = params[0]; + return GL_TRUE; + case GL_NEAREST_MIPMAP_NEAREST: + case GL_LINEAR_MIPMAP_NEAREST: + case GL_NEAREST_MIPMAP_LINEAR: + case GL_LINEAR_MIPMAP_LINEAR: + if (texObj->Target != GL_TEXTURE_RECTANGLE_NV) { + flush(ctx, texObj); + texObj->MinFilter = params[0]; + return GL_TRUE; + } + /* fall-through */ + default: + _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); + } + return GL_FALSE; + + case GL_TEXTURE_MAG_FILTER: + if (texObj->MagFilter == params[0]) + return GL_FALSE; + switch (params[0]) { + case GL_NEAREST: + case GL_LINEAR: + flush(ctx, texObj); + texObj->MagFilter = params[0]; + return GL_TRUE; + default: + _mesa_error( ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); + } + return GL_FALSE; + + case GL_TEXTURE_WRAP_S: + if (texObj->WrapS == params[0]) + return GL_FALSE; + if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) { + flush(ctx, texObj); + texObj->WrapS = params[0]; + return GL_TRUE; + } + return GL_FALSE; + + case GL_TEXTURE_WRAP_T: + if (texObj->WrapT == params[0]) + return GL_FALSE; + if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) { + flush(ctx, texObj); + texObj->WrapT = params[0]; + return GL_TRUE; + } + return GL_FALSE; + + case GL_TEXTURE_WRAP_R: + if (texObj->WrapR == params[0]) + return GL_FALSE; + if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) { + flush(ctx, texObj); + texObj->WrapR = params[0]; + return GL_TRUE; + } + return GL_FALSE; + + case GL_TEXTURE_BASE_LEVEL: + if (texObj->BaseLevel == params[0]) + return GL_FALSE; + if (params[0] < 0 || + (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0)) { + _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)"); + return GL_FALSE; + } + flush(ctx, texObj); + texObj->BaseLevel = params[0]; + return GL_TRUE; + + case GL_TEXTURE_MAX_LEVEL: + if (texObj->MaxLevel == params[0]) + return GL_FALSE; + if (params[0] < 0 || texObj->Target == GL_TEXTURE_RECTANGLE_ARB) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(param)"); + return GL_FALSE; + } + flush(ctx, texObj); + texObj->MaxLevel = params[0]; + return GL_TRUE; + + case GL_TEXTURE_COMPARE_SGIX: + if (ctx->Extensions.SGIX_shadow) { + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->CompareFlag = params[0] ? GL_TRUE : GL_FALSE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(pname=GL_TEXTURE_COMPARE_SGIX)"); + } + return GL_TRUE; + + case GL_TEXTURE_COMPARE_OPERATOR_SGIX: + if (ctx->Extensions.SGIX_shadow && + (params[0] == GL_TEXTURE_LEQUAL_R_SGIX || + params[0] == GL_TEXTURE_GEQUAL_R_SGIX)) { + FLUSH_VERTICES(ctx, _NEW_TEXTURE); + texObj->CompareOperator = params[0]; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(GL_TEXTURE_COMPARE_OPERATOR_SGIX)"); + } + return GL_TRUE; + + case GL_GENERATE_MIPMAP_SGIS: + if (ctx->Extensions.SGIS_generate_mipmap) { + if (texObj->GenerateMipmap != params[0]) { + flush(ctx, texObj); + texObj->GenerateMipmap = params[0] ? GL_TRUE : GL_FALSE; + return GL_TRUE; + } + return GL_FALSE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(pname=GL_GENERATE_MIPMAP_SGIS)"); + } + return GL_FALSE; + + case GL_TEXTURE_COMPARE_MODE_ARB: + if (ctx->Extensions.ARB_shadow && + (params[0] == GL_NONE || + params[0] == GL_COMPARE_R_TO_TEXTURE_ARB)) { + if (texObj->CompareMode != params[0]) { + flush(ctx, texObj); + texObj->CompareMode = params[0]; + return GL_TRUE; + } + return GL_FALSE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(GL_TEXTURE_COMPARE_MODE_ARB)"); + } + return GL_FALSE; + + case GL_TEXTURE_COMPARE_FUNC_ARB: + if (ctx->Extensions.ARB_shadow) { + if (texObj->CompareFunc == params[0]) + return GL_FALSE; + switch (params[0]) { + case GL_LEQUAL: + case GL_GEQUAL: + flush(ctx, texObj); + texObj->CompareFunc = params[0]; + return GL_TRUE; + case GL_EQUAL: + case GL_NOTEQUAL: + case GL_LESS: + case GL_GREATER: + case GL_ALWAYS: + case GL_NEVER: + if (ctx->Extensions.EXT_shadow_funcs) { + flush(ctx, texObj); + texObj->CompareFunc = params[0]; + return GL_TRUE; + } + /* fall-through */ + default: + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(GL_TEXTURE_COMPARE_FUNC_ARB)"); + } + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(param)"); + } + return GL_FALSE; + + case GL_DEPTH_TEXTURE_MODE_ARB: + if (ctx->Extensions.ARB_depth_texture && + (params[0] == GL_LUMINANCE || + params[0] == GL_INTENSITY || + params[0] == GL_ALPHA)) { + if (texObj->DepthMode != params[0]) { + flush(ctx, texObj); + texObj->DepthMode = params[0]; + return GL_TRUE; + } + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(GL_DEPTH_TEXTURE_MODE_ARB)"); + } + return GL_FALSE; + +#ifdef FEATURE_OES_draw_texture + case GL_TEXTURE_CROP_RECT_OES: + texObj->CropRect[0] = params[0]; + texObj->CropRect[1] = params[1]; + texObj->CropRect[2] = params[2]; + texObj->CropRect[3] = params[3]; + return GL_TRUE; +#endif + + default: + _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname); + } + return GL_FALSE; +} + + +/** + * Set a float-valued texture parameter + * \return GL_TRUE if legal AND the value changed, GL_FALSE otherwise + */ +static GLboolean +set_tex_parameterf(GLcontext *ctx, + struct gl_texture_object *texObj, + GLenum pname, const GLfloat *params) +{ + switch (pname) { + case GL_TEXTURE_MIN_LOD: + if (texObj->MinLod == params[0]) + return GL_FALSE; + flush(ctx, texObj); + texObj->MinLod = params[0]; + return GL_TRUE; + + case GL_TEXTURE_MAX_LOD: + if (texObj->MaxLod == params[0]) + return GL_FALSE; + flush(ctx, texObj); + texObj->MaxLod = params[0]; + return GL_TRUE; + + case GL_TEXTURE_PRIORITY: + flush(ctx, texObj); + texObj->Priority = CLAMP(params[0], 0.0F, 1.0F); + return GL_TRUE; + + case GL_TEXTURE_MAX_ANISOTROPY_EXT: + if (ctx->Extensions.EXT_texture_filter_anisotropic) { + if (texObj->MaxAnisotropy == params[0]) + return GL_FALSE; + if (params[0] < 1.0) { + _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); + return GL_FALSE; + } + flush(ctx, texObj); + /* clamp to max, that's what NVIDIA does */ + texObj->MaxAnisotropy = MIN2(params[0], + ctx->Const.MaxTextureMaxAnisotropy); + return GL_TRUE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(pname=GL_TEXTURE_MAX_ANISOTROPY_EXT)"); + } + return GL_FALSE; + + case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB: + if (ctx->Extensions.SGIX_shadow_ambient) { + if (texObj->ShadowAmbient != params[0]) { + flush(ctx, texObj); + texObj->ShadowAmbient = CLAMP(params[0], 0.0F, 1.0F); + return GL_TRUE; + } + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glTexParameter(pname=GL_SHADOW_AMBIENT_SGIX)"); + } + return GL_FALSE; + + case GL_TEXTURE_LOD_BIAS: + /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias */ + if (ctx->Extensions.EXT_texture_lod_bias) { + if (texObj->LodBias != params[0]) { + flush(ctx, texObj); + texObj->LodBias = params[0]; + return GL_TRUE; + } + return GL_FALSE; + } + break; + + case GL_TEXTURE_BORDER_COLOR: + flush(ctx, texObj); + texObj->BorderColor[RCOMP] = params[0]; + texObj->BorderColor[GCOMP] = params[1]; + texObj->BorderColor[BCOMP] = params[2]; + texObj->BorderColor[ACOMP] = params[3]; + UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[RCOMP], params[0]); + UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[GCOMP], params[1]); + UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[BCOMP], params[2]); + UNCLAMPED_FLOAT_TO_CHAN(texObj->_BorderChan[ACOMP], params[3]); + return GL_TRUE; + + default: + _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname); + } + return GL_FALSE; +} + + +void GLAPIENTRY +_mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param) +{ + GLboolean need_update; + struct gl_texture_object *texObj; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + texObj = get_texobj(ctx, target); + if (!texObj) + return; + + switch (pname) { + case GL_TEXTURE_MIN_FILTER: + case GL_TEXTURE_MAG_FILTER: + case GL_TEXTURE_WRAP_S: + case GL_TEXTURE_WRAP_T: + case GL_TEXTURE_WRAP_R: + case GL_TEXTURE_BASE_LEVEL: + case GL_TEXTURE_MAX_LEVEL: + case GL_TEXTURE_COMPARE_SGIX: + case GL_TEXTURE_COMPARE_OPERATOR_SGIX: + case GL_GENERATE_MIPMAP_SGIS: + case GL_TEXTURE_COMPARE_MODE_ARB: + case GL_TEXTURE_COMPARE_FUNC_ARB: + case GL_DEPTH_TEXTURE_MODE_ARB: + { + /* convert float param to int */ + GLint p = (GLint) param; + need_update = set_tex_parameteri(ctx, texObj, pname, &p); + } + break; + default: + /* this will generate an error if pname is illegal */ + need_update = set_tex_parameterf(ctx, texObj, pname, ¶m); + } + + if (ctx->Driver.TexParameter && need_update) { + ctx->Driver.TexParameter(ctx, target, texObj, pname, ¶m); + } +} + + +void GLAPIENTRY +_mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params) +{ + GLboolean need_update; + struct gl_texture_object *texObj; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + texObj = get_texobj(ctx, target); + if (!texObj) + return; + + switch (pname) { + case GL_TEXTURE_MIN_FILTER: + case GL_TEXTURE_MAG_FILTER: + case GL_TEXTURE_WRAP_S: + case GL_TEXTURE_WRAP_T: + case GL_TEXTURE_WRAP_R: + case GL_TEXTURE_BASE_LEVEL: + case GL_TEXTURE_MAX_LEVEL: + case GL_TEXTURE_COMPARE_SGIX: + case GL_TEXTURE_COMPARE_OPERATOR_SGIX: + case GL_GENERATE_MIPMAP_SGIS: + case GL_TEXTURE_COMPARE_MODE_ARB: + case GL_TEXTURE_COMPARE_FUNC_ARB: + case GL_DEPTH_TEXTURE_MODE_ARB: + { + /* convert float param to int */ + GLint p = (GLint) params[0]; + need_update = set_tex_parameteri(ctx, texObj, pname, &p); + } + break; + +#ifdef FEATURE_OES_draw_texture + case GL_TEXTURE_CROP_RECT_OES: + { + /* convert float params to int */ + GLint iparams[4]; + iparams[0] = (GLint) params[0]; + iparams[1] = (GLint) params[1]; + iparams[2] = (GLint) params[2]; + iparams[3] = (GLint) params[3]; + need_update = set_tex_parameteri(ctx, target, iparams); + } + break; +#endif + + default: + /* this will generate an error if pname is illegal */ + need_update = set_tex_parameterf(ctx, texObj, pname, params); + } + + if (ctx->Driver.TexParameter && need_update) { + ctx->Driver.TexParameter(ctx, target, texObj, pname, params); + } +} + + +void GLAPIENTRY +_mesa_TexParameteri(GLenum target, GLenum pname, GLint param) +{ + GLboolean need_update; + struct gl_texture_object *texObj; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + texObj = get_texobj(ctx, target); + if (!texObj) + return; + + switch (pname) { + case GL_TEXTURE_MIN_LOD: + case GL_TEXTURE_MAX_LOD: + case GL_TEXTURE_PRIORITY: + case GL_TEXTURE_MAX_ANISOTROPY_EXT: + case GL_TEXTURE_LOD_BIAS: + case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */ + { + GLfloat fparam = (GLfloat) param; + /* convert int param to float */ + need_update = set_tex_parameterf(ctx, texObj, pname, &fparam); + } + break; + default: + /* this will generate an error if pname is illegal */ + need_update = set_tex_parameteri(ctx, texObj, pname, ¶m); + } + + if (ctx->Driver.TexParameter && need_update) { + GLfloat fparam = (GLfloat) param; + ctx->Driver.TexParameter(ctx, target, texObj, pname, &fparam); + } +} + + +void GLAPIENTRY +_mesa_TexParameteriv(GLenum target, GLenum pname, const GLint *params) +{ + GLboolean need_update; + struct gl_texture_object *texObj; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + texObj = get_texobj(ctx, target); + if (!texObj) + return; + + switch (pname) { + case GL_TEXTURE_BORDER_COLOR: + { + /* convert int params to float */ + GLfloat fparams[4]; + fparams[0] = INT_TO_FLOAT(params[0]); + fparams[1] = INT_TO_FLOAT(params[1]); + fparams[2] = INT_TO_FLOAT(params[2]); + fparams[3] = INT_TO_FLOAT(params[3]); + need_update = set_tex_parameterf(ctx, texObj, pname, fparams); + } + break; + case GL_TEXTURE_MIN_LOD: + case GL_TEXTURE_MAX_LOD: + case GL_TEXTURE_PRIORITY: + case GL_TEXTURE_MAX_ANISOTROPY_EXT: + case GL_TEXTURE_LOD_BIAS: + case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */ + { + /* convert int param to float */ + GLfloat fparam = (GLfloat) params[0]; + need_update = set_tex_parameterf(ctx, texObj, pname, &fparam); + } + break; + default: + /* this will generate an error if pname is illegal */ + need_update = set_tex_parameteri(ctx, texObj, pname, params); + } + + if (ctx->Driver.TexParameter && need_update) { + GLfloat fparams[4]; + fparams[0] = INT_TO_FLOAT(params[0]); + if (pname == GL_TEXTURE_BORDER_COLOR || + pname == GL_TEXTURE_CROP_RECT_OES) { + fparams[1] = INT_TO_FLOAT(params[1]); + fparams[2] = INT_TO_FLOAT(params[2]); + fparams[3] = INT_TO_FLOAT(params[3]); + } + ctx->Driver.TexParameter(ctx, target, texObj, pname, fparams); + } +} + + +void GLAPIENTRY +_mesa_GetTexLevelParameterfv( GLenum target, GLint level, + GLenum pname, GLfloat *params ) +{ + GLint iparam; + _mesa_GetTexLevelParameteriv( target, level, pname, &iparam ); + *params = (GLfloat) iparam; +} + + +static GLuint +tex_image_dimensions(GLcontext *ctx, GLenum target) +{ + switch (target) { + case GL_TEXTURE_1D: + case GL_PROXY_TEXTURE_1D: + return 1; + case GL_TEXTURE_2D: + case GL_PROXY_TEXTURE_2D: + return 2; + case GL_TEXTURE_3D: + case GL_PROXY_TEXTURE_3D: + return 3; + case GL_TEXTURE_CUBE_MAP: + case GL_PROXY_TEXTURE_CUBE_MAP: + case GL_TEXTURE_CUBE_MAP_POSITIVE_X: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: + return ctx->Extensions.ARB_texture_cube_map ? 2 : 0; + case GL_TEXTURE_RECTANGLE_NV: + case GL_PROXY_TEXTURE_RECTANGLE_NV: + return ctx->Extensions.NV_texture_rectangle ? 2 : 0; + case GL_TEXTURE_1D_ARRAY_EXT: + case GL_PROXY_TEXTURE_1D_ARRAY_EXT: + return ctx->Extensions.MESA_texture_array ? 2 : 0; + case GL_TEXTURE_2D_ARRAY_EXT: + case GL_PROXY_TEXTURE_2D_ARRAY_EXT: + return ctx->Extensions.MESA_texture_array ? 3 : 0; + default: + _mesa_problem(ctx, "bad target in _mesa_tex_target_dimensions()"); + return 0; + } +} + + +void GLAPIENTRY +_mesa_GetTexLevelParameteriv( GLenum target, GLint level, + GLenum pname, GLint *params ) +{ + const struct gl_texture_unit *texUnit; + struct gl_texture_object *texObj; + const struct gl_texture_image *img = NULL; + GLuint dimensions; + GLboolean isProxy; + GLint maxLevels; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetTexLevelParameteriv(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + /* this will catch bad target values */ + dimensions = tex_image_dimensions(ctx, target); /* 1, 2 or 3 */ + if (dimensions == 0) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexLevelParameter[if]v(target)"); + return; + } + + maxLevels = _mesa_max_texture_levels(ctx, target); + if (maxLevels == 0) { + /* should not happen since <target> was just checked above */ + _mesa_problem(ctx, "maxLevels=0 in _mesa_GetTexLevelParameter"); + return; + } + + if (level < 0 || level >= maxLevels) { + _mesa_error( ctx, GL_INVALID_VALUE, "glGetTexLevelParameter[if]v" ); + return; + } + + texObj = _mesa_select_tex_object(ctx, texUnit, target); + _mesa_lock_texture(ctx, texObj); + + img = _mesa_select_tex_image(ctx, texObj, target, level); + if (!img || !img->TexFormat) { + /* undefined texture image */ + if (pname == GL_TEXTURE_COMPONENTS) + *params = 1; + else + *params = 0; + goto out; + } + + isProxy = _mesa_is_proxy_texture(target); + + switch (pname) { + case GL_TEXTURE_WIDTH: + *params = img->Width; + break; + case GL_TEXTURE_HEIGHT: + *params = img->Height; + break; + case GL_TEXTURE_DEPTH: + *params = img->Depth; + break; + case GL_TEXTURE_INTERNAL_FORMAT: + *params = img->InternalFormat; + break; + case GL_TEXTURE_BORDER: + *params = img->Border; + break; + case GL_TEXTURE_RED_SIZE: + if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA) + *params = img->TexFormat->RedBits; + else + *params = 0; + break; + case GL_TEXTURE_GREEN_SIZE: + if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA) + *params = img->TexFormat->GreenBits; + else + *params = 0; + break; + case GL_TEXTURE_BLUE_SIZE: + if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA) + *params = img->TexFormat->BlueBits; + else + *params = 0; + break; + case GL_TEXTURE_ALPHA_SIZE: + if (img->_BaseFormat == GL_ALPHA || + img->_BaseFormat == GL_LUMINANCE_ALPHA || + img->_BaseFormat == GL_RGBA) + *params = img->TexFormat->AlphaBits; + else + *params = 0; + break; + case GL_TEXTURE_INTENSITY_SIZE: + if (img->_BaseFormat != GL_INTENSITY) + *params = 0; + else if (img->TexFormat->IntensityBits > 0) + *params = img->TexFormat->IntensityBits; + else /* intensity probably stored as rgb texture */ + *params = MIN2(img->TexFormat->RedBits, img->TexFormat->GreenBits); + break; + case GL_TEXTURE_LUMINANCE_SIZE: + if (img->_BaseFormat != GL_LUMINANCE && + img->_BaseFormat != GL_LUMINANCE_ALPHA) + *params = 0; + else if (img->TexFormat->LuminanceBits > 0) + *params = img->TexFormat->LuminanceBits; + else /* luminance probably stored as rgb texture */ + *params = MIN2(img->TexFormat->RedBits, img->TexFormat->GreenBits); + break; + case GL_TEXTURE_INDEX_SIZE_EXT: + if (img->_BaseFormat == GL_COLOR_INDEX) + *params = img->TexFormat->IndexBits; + else + *params = 0; + break; + case GL_TEXTURE_DEPTH_SIZE_ARB: + if (ctx->Extensions.ARB_depth_texture) + *params = img->TexFormat->DepthBits; + else + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + break; + case GL_TEXTURE_STENCIL_SIZE_EXT: + if (ctx->Extensions.EXT_packed_depth_stencil) { + *params = img->TexFormat->StencilBits; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + + /* GL_ARB_texture_compression */ + case GL_TEXTURE_COMPRESSED_IMAGE_SIZE: + if (ctx->Extensions.ARB_texture_compression) { + if (img->IsCompressed && !isProxy) { + /* Don't use ctx->Driver.CompressedTextureSize() since that + * may returned a padded hardware size. + */ + *params = _mesa_compressed_texture_size(ctx, img->Width, + img->Height, img->Depth, + img->TexFormat->MesaFormat); + } + else { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetTexLevelParameter[if]v(pname)"); + } + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + case GL_TEXTURE_COMPRESSED: + if (ctx->Extensions.ARB_texture_compression) { + *params = (GLint) img->IsCompressed; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + + /* GL_ARB_texture_float */ + case GL_TEXTURE_RED_TYPE_ARB: + if (ctx->Extensions.ARB_texture_float) { + *params = img->TexFormat->RedBits ? img->TexFormat->DataType : GL_NONE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + case GL_TEXTURE_GREEN_TYPE_ARB: + if (ctx->Extensions.ARB_texture_float) { + *params = img->TexFormat->GreenBits ? img->TexFormat->DataType : GL_NONE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + case GL_TEXTURE_BLUE_TYPE_ARB: + if (ctx->Extensions.ARB_texture_float) { + *params = img->TexFormat->BlueBits ? img->TexFormat->DataType : GL_NONE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + case GL_TEXTURE_ALPHA_TYPE_ARB: + if (ctx->Extensions.ARB_texture_float) { + *params = img->TexFormat->AlphaBits ? img->TexFormat->DataType : GL_NONE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + case GL_TEXTURE_LUMINANCE_TYPE_ARB: + if (ctx->Extensions.ARB_texture_float) { + *params = img->TexFormat->LuminanceBits ? img->TexFormat->DataType : GL_NONE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + case GL_TEXTURE_INTENSITY_TYPE_ARB: + if (ctx->Extensions.ARB_texture_float) { + *params = img->TexFormat->IntensityBits ? img->TexFormat->DataType : GL_NONE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + case GL_TEXTURE_DEPTH_TYPE_ARB: + if (ctx->Extensions.ARB_texture_float) { + *params = img->TexFormat->DepthBits ? img->TexFormat->DataType : GL_NONE; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + break; + + default: + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetTexLevelParameter[if]v(pname)"); + } + + out: + _mesa_unlock_texture(ctx, texObj); +} + + + +void GLAPIENTRY +_mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params ) +{ + struct gl_texture_unit *texUnit; + struct gl_texture_object *obj; + GLboolean error = GL_FALSE; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetTexParameterfv(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + obj = _mesa_select_tex_object(ctx, texUnit, target); + if (!obj) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameterfv(target)"); + return; + } + + _mesa_lock_texture(ctx, obj); + switch (pname) { + case GL_TEXTURE_MAG_FILTER: + *params = ENUM_TO_FLOAT(obj->MagFilter); + break; + case GL_TEXTURE_MIN_FILTER: + *params = ENUM_TO_FLOAT(obj->MinFilter); + break; + case GL_TEXTURE_WRAP_S: + *params = ENUM_TO_FLOAT(obj->WrapS); + break; + case GL_TEXTURE_WRAP_T: + *params = ENUM_TO_FLOAT(obj->WrapT); + break; + case GL_TEXTURE_WRAP_R: + *params = ENUM_TO_FLOAT(obj->WrapR); + break; + case GL_TEXTURE_BORDER_COLOR: + params[0] = CLAMP(obj->BorderColor[0], 0.0F, 1.0F); + params[1] = CLAMP(obj->BorderColor[1], 0.0F, 1.0F); + params[2] = CLAMP(obj->BorderColor[2], 0.0F, 1.0F); + params[3] = CLAMP(obj->BorderColor[3], 0.0F, 1.0F); + break; + case GL_TEXTURE_RESIDENT: + { + GLboolean resident; + if (ctx->Driver.IsTextureResident) + resident = ctx->Driver.IsTextureResident(ctx, obj); + else + resident = GL_TRUE; + *params = ENUM_TO_FLOAT(resident); + } + break; + case GL_TEXTURE_PRIORITY: + *params = obj->Priority; + break; + case GL_TEXTURE_MIN_LOD: + *params = obj->MinLod; + break; + case GL_TEXTURE_MAX_LOD: + *params = obj->MaxLod; + break; + case GL_TEXTURE_BASE_LEVEL: + *params = (GLfloat) obj->BaseLevel; + break; + case GL_TEXTURE_MAX_LEVEL: + *params = (GLfloat) obj->MaxLevel; + break; + case GL_TEXTURE_MAX_ANISOTROPY_EXT: + if (ctx->Extensions.EXT_texture_filter_anisotropic) { + *params = obj->MaxAnisotropy; + } + else + error = 1; + break; + case GL_TEXTURE_COMPARE_SGIX: + if (ctx->Extensions.SGIX_shadow) { + *params = (GLfloat) obj->CompareFlag; + } + else + error = 1; + break; + case GL_TEXTURE_COMPARE_OPERATOR_SGIX: + if (ctx->Extensions.SGIX_shadow) { + *params = (GLfloat) obj->CompareOperator; + } + else + error = 1; + break; + case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */ + if (ctx->Extensions.SGIX_shadow_ambient) { + *params = obj->ShadowAmbient; + } + else + error = 1; + break; + case GL_GENERATE_MIPMAP_SGIS: + if (ctx->Extensions.SGIS_generate_mipmap) { + *params = (GLfloat) obj->GenerateMipmap; + } + else + error = 1; + break; + case GL_TEXTURE_COMPARE_MODE_ARB: + if (ctx->Extensions.ARB_shadow) { + *params = (GLfloat) obj->CompareMode; + } + else + error = 1; + break; + case GL_TEXTURE_COMPARE_FUNC_ARB: + if (ctx->Extensions.ARB_shadow) { + *params = (GLfloat) obj->CompareFunc; + } + else + error = 1; + break; + case GL_DEPTH_TEXTURE_MODE_ARB: + if (ctx->Extensions.ARB_depth_texture) { + *params = (GLfloat) obj->DepthMode; + } + else + error = 1; + break; + case GL_TEXTURE_LOD_BIAS: + if (ctx->Extensions.EXT_texture_lod_bias) { + *params = obj->LodBias; + } + else + error = 1; + break; +#ifdef FEATURE_OES_draw_texture + case GL_TEXTURE_CROP_RECT_OES: + params[0] = obj->CropRect[0]; + params[1] = obj->CropRect[1]; + params[2] = obj->CropRect[2]; + params[3] = obj->CropRect[3]; + break; +#endif + default: + error = 1; + break; + } + if (error) + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameterfv(pname=0x%x)", + pname); + + _mesa_unlock_texture(ctx, obj); +} + + +void GLAPIENTRY +_mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params ) +{ + struct gl_texture_unit *texUnit; + struct gl_texture_object *obj; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureImageUnits) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetTexParameteriv(current unit)"); + return; + } + + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + + obj = _mesa_select_tex_object(ctx, texUnit, target); + if (!obj) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameteriv(target)"); + return; + } + + switch (pname) { + case GL_TEXTURE_MAG_FILTER: + *params = (GLint) obj->MagFilter; + return; + case GL_TEXTURE_MIN_FILTER: + *params = (GLint) obj->MinFilter; + return; + case GL_TEXTURE_WRAP_S: + *params = (GLint) obj->WrapS; + return; + case GL_TEXTURE_WRAP_T: + *params = (GLint) obj->WrapT; + return; + case GL_TEXTURE_WRAP_R: + *params = (GLint) obj->WrapR; + return; + case GL_TEXTURE_BORDER_COLOR: + { + GLfloat b[4]; + b[0] = CLAMP(obj->BorderColor[0], 0.0F, 1.0F); + b[1] = CLAMP(obj->BorderColor[1], 0.0F, 1.0F); + b[2] = CLAMP(obj->BorderColor[2], 0.0F, 1.0F); + b[3] = CLAMP(obj->BorderColor[3], 0.0F, 1.0F); + params[0] = FLOAT_TO_INT(b[0]); + params[1] = FLOAT_TO_INT(b[1]); + params[2] = FLOAT_TO_INT(b[2]); + params[3] = FLOAT_TO_INT(b[3]); + } + return; + case GL_TEXTURE_RESIDENT: + { + GLboolean resident; + if (ctx->Driver.IsTextureResident) + resident = ctx->Driver.IsTextureResident(ctx, obj); + else + resident = GL_TRUE; + *params = (GLint) resident; + } + return; + case GL_TEXTURE_PRIORITY: + *params = FLOAT_TO_INT(obj->Priority); + return; + case GL_TEXTURE_MIN_LOD: + *params = (GLint) obj->MinLod; + return; + case GL_TEXTURE_MAX_LOD: + *params = (GLint) obj->MaxLod; + return; + case GL_TEXTURE_BASE_LEVEL: + *params = obj->BaseLevel; + return; + case GL_TEXTURE_MAX_LEVEL: + *params = obj->MaxLevel; + return; + case GL_TEXTURE_MAX_ANISOTROPY_EXT: + if (ctx->Extensions.EXT_texture_filter_anisotropic) { + *params = (GLint) obj->MaxAnisotropy; + return; + } + break; + case GL_TEXTURE_COMPARE_SGIX: + if (ctx->Extensions.SGIX_shadow) { + *params = (GLint) obj->CompareFlag; + return; + } + break; + case GL_TEXTURE_COMPARE_OPERATOR_SGIX: + if (ctx->Extensions.SGIX_shadow) { + *params = (GLint) obj->CompareOperator; + return; + } + break; + case GL_SHADOW_AMBIENT_SGIX: /* aka GL_TEXTURE_COMPARE_FAIL_VALUE_ARB */ + if (ctx->Extensions.SGIX_shadow_ambient) { + *params = (GLint) FLOAT_TO_INT(obj->ShadowAmbient); + return; + } + break; + case GL_GENERATE_MIPMAP_SGIS: + if (ctx->Extensions.SGIS_generate_mipmap) { + *params = (GLint) obj->GenerateMipmap; + return; + } + break; + case GL_TEXTURE_COMPARE_MODE_ARB: + if (ctx->Extensions.ARB_shadow) { + *params = (GLint) obj->CompareMode; + return; + } + break; + case GL_TEXTURE_COMPARE_FUNC_ARB: + if (ctx->Extensions.ARB_shadow) { + *params = (GLint) obj->CompareFunc; + return; + } + break; + case GL_DEPTH_TEXTURE_MODE_ARB: + if (ctx->Extensions.ARB_depth_texture) { + *params = (GLint) obj->DepthMode; + return; + } + break; + case GL_TEXTURE_LOD_BIAS: + if (ctx->Extensions.EXT_texture_lod_bias) { + *params = (GLint) obj->LodBias; + return; + } + break; +#ifdef FEATURE_OES_draw_texture + case GL_TEXTURE_CROP_RECT_OES: + params[0] = obj->CropRect[0]; + params[1] = obj->CropRect[1]; + params[2] = obj->CropRect[2]; + params[3] = obj->CropRect[3]; + break; +#endif + default: + ; /* silence warnings */ + } + /* If we get here, pname was an unrecognized enum */ + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameteriv(pname=0x%x)", pname); +} diff --git a/dist/Mesa/src/mesa/main/texparam.h b/dist/Mesa/src/mesa/main/texparam.h new file mode 100644 index 000000000..454b96350 --- /dev/null +++ b/dist/Mesa/src/mesa/main/texparam.h @@ -0,0 +1,63 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#ifndef TEXPARAM_H +#define TEXPARAM_H + + +#include "main/glheader.h" + + +extern void GLAPIENTRY +_mesa_GetTexLevelParameterfv( GLenum target, GLint level, + GLenum pname, GLfloat *params ); + +extern void GLAPIENTRY +_mesa_GetTexLevelParameteriv( GLenum target, GLint level, + GLenum pname, GLint *params ); + +extern void GLAPIENTRY +_mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params ); + +extern void GLAPIENTRY +_mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params ); + + + +extern void GLAPIENTRY +_mesa_TexParameterfv( GLenum target, GLenum pname, const GLfloat *params ); + +extern void GLAPIENTRY +_mesa_TexParameterf( GLenum target, GLenum pname, GLfloat param ); + + +extern void GLAPIENTRY +_mesa_TexParameteri( GLenum target, GLenum pname, GLint param ); + +extern void GLAPIENTRY +_mesa_TexParameteriv( GLenum target, GLenum pname, const GLint *params ); + + +#endif /* TEXPARAM_H */ diff --git a/dist/Mesa/src/mesa/osmesa.pc.in b/dist/Mesa/src/mesa/osmesa.pc.in new file mode 100644 index 000000000..05327f40a --- /dev/null +++ b/dist/Mesa/src/mesa/osmesa.pc.in @@ -0,0 +1,12 @@ +prefix=@INSTALL_DIR@ +exec_prefix=${prefix} +libdir=@INSTALL_LIB_DIR@ +includedir=@INSTALL_INC_DIR@ + +Name: osmesa +Description: Mesa Off-screen Rendering library +Requires: @OSMESA_PC_REQ@ +Version: @VERSION@ +Libs: -L${libdir} -l@OSMESA_LIB@ +Libs.private: @OSMESA_PC_LIB_PRIV@ +Cflags: -I${includedir} diff --git a/dist/Mesa/src/mesa/tnl/t_rasterpos.c b/dist/Mesa/src/mesa/tnl/t_rasterpos.c new file mode 100644 index 000000000..dfbe0f180 --- /dev/null +++ b/dist/Mesa/src/mesa/tnl/t_rasterpos.c @@ -0,0 +1,505 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + + +#include "main/glheader.h" +#include "main/colormac.h" +#include "main/context.h" +#include "feedback.h" +#include "light.h" +#include "main/macros.h" +#include "rastpos.h" +#include "simple_list.h" +#include "main/mtypes.h" + +#include "math/m_matrix.h" +#include "tnl/tnl.h" + + + +/** + * Clip a point against the view volume. + * + * \param v vertex vector describing the point to clip. + * + * \return zero if outside view volume, or one if inside. + */ +static GLuint +viewclip_point( const GLfloat v[] ) +{ + if ( v[0] > v[3] || v[0] < -v[3] + || v[1] > v[3] || v[1] < -v[3] + || v[2] > v[3] || v[2] < -v[3] ) { + return 0; + } + else { + return 1; + } +} + + +/** + * Clip a point against the far/near Z clipping planes. + * + * \param v vertex vector describing the point to clip. + * + * \return zero if outside view volume, or one if inside. + */ +static GLuint +viewclip_point_z( const GLfloat v[] ) +{ + if (v[2] > v[3] || v[2] < -v[3] ) { + return 0; + } + else { + return 1; + } +} + + +/** + * Clip a point against the user clipping planes. + * + * \param ctx GL context. + * \param v vertex vector describing the point to clip. + * + * \return zero if the point was clipped, or one otherwise. + */ +static GLuint +userclip_point( GLcontext *ctx, const GLfloat v[] ) +{ + GLuint p; + + for (p = 0; p < ctx->Const.MaxClipPlanes; p++) { + if (ctx->Transform.ClipPlanesEnabled & (1 << p)) { + GLfloat dot = v[0] * ctx->Transform._ClipUserPlane[p][0] + + v[1] * ctx->Transform._ClipUserPlane[p][1] + + v[2] * ctx->Transform._ClipUserPlane[p][2] + + v[3] * ctx->Transform._ClipUserPlane[p][3]; + if (dot < 0.0F) { + return 0; + } + } + } + + return 1; +} + + +/** + * Compute lighting for the raster position. Both RGB and CI modes computed. + * \param ctx the context + * \param vertex vertex location + * \param normal normal vector + * \param Rcolor returned color + * \param Rspec returned specular color (if separate specular enabled) + * \param Rindex returned color index + */ +static void +shade_rastpos(GLcontext *ctx, + const GLfloat vertex[4], + const GLfloat normal[3], + GLfloat Rcolor[4], + GLfloat Rspec[4], + GLfloat *Rindex) +{ + /*const*/ GLfloat (*base)[3] = ctx->Light._BaseColor; + const struct gl_light *light; + GLfloat diffuseColor[4], specularColor[4]; /* for RGB mode only */ + GLfloat diffuseCI = 0.0, specularCI = 0.0; /* for CI mode only */ + + _mesa_validate_all_lighting_tables( ctx ); + + COPY_3V(diffuseColor, base[0]); + diffuseColor[3] = CLAMP( + ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_DIFFUSE][3], 0.0F, 1.0F ); + ASSIGN_4V(specularColor, 0.0, 0.0, 0.0, 1.0); + + foreach (light, &ctx->Light.EnabledList) { + GLfloat attenuation = 1.0; + GLfloat VP[3]; /* vector from vertex to light pos */ + GLfloat n_dot_VP; + GLfloat diffuseContrib[3], specularContrib[3]; + + if (!(light->_Flags & LIGHT_POSITIONAL)) { + /* light at infinity */ + COPY_3V(VP, light->_VP_inf_norm); + attenuation = light->_VP_inf_spot_attenuation; + } + else { + /* local/positional light */ + GLfloat d; + + /* VP = vector from vertex pos to light[i].pos */ + SUB_3V(VP, light->_Position, vertex); + /* d = length(VP) */ + d = (GLfloat) LEN_3FV( VP ); + if (d > 1.0e-6) { + /* normalize VP */ + GLfloat invd = 1.0F / d; + SELF_SCALE_SCALAR_3V(VP, invd); + } + + /* atti */ + attenuation = 1.0F / (light->ConstantAttenuation + d * + (light->LinearAttenuation + d * + light->QuadraticAttenuation)); + + if (light->_Flags & LIGHT_SPOT) { + GLfloat PV_dot_dir = - DOT3(VP, light->_NormDirection); + + if (PV_dot_dir<light->_CosCutoff) { + continue; + } + else { + double x = PV_dot_dir * (EXP_TABLE_SIZE-1); + int k = (int) x; + GLfloat spot = (GLfloat) (light->_SpotExpTable[k][0] + + (x-k)*light->_SpotExpTable[k][1]); + attenuation *= spot; + } + } + } + + if (attenuation < 1e-3) + continue; + + n_dot_VP = DOT3( normal, VP ); + + if (n_dot_VP < 0.0F) { + ACC_SCALE_SCALAR_3V(diffuseColor, attenuation, light->_MatAmbient[0]); + continue; + } + + /* Ambient + diffuse */ + COPY_3V(diffuseContrib, light->_MatAmbient[0]); + ACC_SCALE_SCALAR_3V(diffuseContrib, n_dot_VP, light->_MatDiffuse[0]); + diffuseCI += n_dot_VP * light->_dli * attenuation; + + /* Specular */ + { + const GLfloat *h; + GLfloat n_dot_h; + + ASSIGN_3V(specularContrib, 0.0, 0.0, 0.0); + + if (ctx->Light.Model.LocalViewer) { + GLfloat v[3]; + COPY_3V(v, vertex); + NORMALIZE_3FV(v); + SUB_3V(VP, VP, v); + NORMALIZE_3FV(VP); + h = VP; + } + else if (light->_Flags & LIGHT_POSITIONAL) { + ACC_3V(VP, ctx->_EyeZDir); + NORMALIZE_3FV(VP); + h = VP; + } + else { + h = light->_h_inf_norm; + } + + n_dot_h = DOT3(normal, h); + + if (n_dot_h > 0.0F) { + GLfloat spec_coef; + GET_SHINE_TAB_ENTRY( ctx->_ShineTable[0], n_dot_h, spec_coef ); + + if (spec_coef > 1.0e-10) { + if (ctx->Light.Model.ColorControl==GL_SEPARATE_SPECULAR_COLOR) { + ACC_SCALE_SCALAR_3V( specularContrib, spec_coef, + light->_MatSpecular[0]); + } + else { + ACC_SCALE_SCALAR_3V( diffuseContrib, spec_coef, + light->_MatSpecular[0]); + } + /*assert(light->_sli > 0.0);*/ + specularCI += spec_coef * light->_sli * attenuation; + } + } + } + + ACC_SCALE_SCALAR_3V( diffuseColor, attenuation, diffuseContrib ); + ACC_SCALE_SCALAR_3V( specularColor, attenuation, specularContrib ); + } + + if (ctx->Visual.rgbMode) { + Rcolor[0] = CLAMP(diffuseColor[0], 0.0F, 1.0F); + Rcolor[1] = CLAMP(diffuseColor[1], 0.0F, 1.0F); + Rcolor[2] = CLAMP(diffuseColor[2], 0.0F, 1.0F); + Rcolor[3] = CLAMP(diffuseColor[3], 0.0F, 1.0F); + Rspec[0] = CLAMP(specularColor[0], 0.0F, 1.0F); + Rspec[1] = CLAMP(specularColor[1], 0.0F, 1.0F); + Rspec[2] = CLAMP(specularColor[2], 0.0F, 1.0F); + Rspec[3] = CLAMP(specularColor[3], 0.0F, 1.0F); + } + else { + GLfloat *ind = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_INDEXES]; + GLfloat d_a = ind[MAT_INDEX_DIFFUSE] - ind[MAT_INDEX_AMBIENT]; + GLfloat s_a = ind[MAT_INDEX_SPECULAR] - ind[MAT_INDEX_AMBIENT]; + GLfloat i = (ind[MAT_INDEX_AMBIENT] + + diffuseCI * (1.0F-specularCI) * d_a + + specularCI * s_a); + if (i > ind[MAT_INDEX_SPECULAR]) { + i = ind[MAT_INDEX_SPECULAR]; + } + *Rindex = i; + } +} + + +/** + * Do texgen needed for glRasterPos. + * \param ctx rendering context + * \param vObj object-space vertex coordinate + * \param vEye eye-space vertex coordinate + * \param normal vertex normal + * \param unit texture unit number + * \param texcoord incoming texcoord and resulting texcoord + */ +static void +compute_texgen(GLcontext *ctx, const GLfloat vObj[4], const GLfloat vEye[4], + const GLfloat normal[3], GLuint unit, GLfloat texcoord[4]) +{ + const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; + + /* always compute sphere map terms, just in case */ + GLfloat u[3], two_nu, rx, ry, rz, m, mInv; + COPY_3V(u, vEye); + NORMALIZE_3FV(u); + two_nu = 2.0F * DOT3(normal, u); + rx = u[0] - normal[0] * two_nu; + ry = u[1] - normal[1] * two_nu; + rz = u[2] - normal[2] * two_nu; + m = rx * rx + ry * ry + (rz + 1.0F) * (rz + 1.0F); + if (m > 0.0F) + mInv = 0.5F * _mesa_inv_sqrtf(m); + else + mInv = 0.0F; + + if (texUnit->TexGenEnabled & S_BIT) { + switch (texUnit->GenModeS) { + case GL_OBJECT_LINEAR: + texcoord[0] = DOT4(vObj, texUnit->ObjectPlaneS); + break; + case GL_EYE_LINEAR: + texcoord[0] = DOT4(vEye, texUnit->EyePlaneS); + break; + case GL_SPHERE_MAP: + texcoord[0] = rx * mInv + 0.5F; + break; + case GL_REFLECTION_MAP: + texcoord[0] = rx; + break; + case GL_NORMAL_MAP: + texcoord[0] = normal[0]; + break; + default: + _mesa_problem(ctx, "Bad S texgen in compute_texgen()"); + return; + } + } + + if (texUnit->TexGenEnabled & T_BIT) { + switch (texUnit->GenModeT) { + case GL_OBJECT_LINEAR: + texcoord[1] = DOT4(vObj, texUnit->ObjectPlaneT); + break; + case GL_EYE_LINEAR: + texcoord[1] = DOT4(vEye, texUnit->EyePlaneT); + break; + case GL_SPHERE_MAP: + texcoord[1] = ry * mInv + 0.5F; + break; + case GL_REFLECTION_MAP: + texcoord[1] = ry; + break; + case GL_NORMAL_MAP: + texcoord[1] = normal[1]; + break; + default: + _mesa_problem(ctx, "Bad T texgen in compute_texgen()"); + return; + } + } + + if (texUnit->TexGenEnabled & R_BIT) { + switch (texUnit->GenModeR) { + case GL_OBJECT_LINEAR: + texcoord[2] = DOT4(vObj, texUnit->ObjectPlaneR); + break; + case GL_EYE_LINEAR: + texcoord[2] = DOT4(vEye, texUnit->EyePlaneR); + break; + case GL_REFLECTION_MAP: + texcoord[2] = rz; + break; + case GL_NORMAL_MAP: + texcoord[2] = normal[2]; + break; + default: + _mesa_problem(ctx, "Bad R texgen in compute_texgen()"); + return; + } + } + + if (texUnit->TexGenEnabled & Q_BIT) { + switch (texUnit->GenModeQ) { + case GL_OBJECT_LINEAR: + texcoord[3] = DOT4(vObj, texUnit->ObjectPlaneQ); + break; + case GL_EYE_LINEAR: + texcoord[3] = DOT4(vEye, texUnit->EyePlaneQ); + break; + default: + _mesa_problem(ctx, "Bad Q texgen in compute_texgen()"); + return; + } + } +} + + +/** + * glRasterPos transformation. Typically called via ctx->Driver.RasterPos(). + * XXX some of this code (such as viewport xform, clip testing and setting + * of ctx->Current.Raster* fields) could get lifted up into the + * main/rasterpos.c code. + * + * \param vObj vertex position in object space + */ +void +_tnl_RasterPos(GLcontext *ctx, const GLfloat vObj[4]) +{ + if (ctx->VertexProgram._Enabled) { + /* XXX implement this */ + _mesa_problem(ctx, "Vertex programs not implemented for glRasterPos"); + return; + } + else { + GLfloat eye[4], clip[4], ndc[3], d; + GLfloat *norm, eyenorm[3]; + GLfloat *objnorm = ctx->Current.Attrib[VERT_ATTRIB_NORMAL]; + + /* apply modelview matrix: eye = MV * obj */ + TRANSFORM_POINT( eye, ctx->ModelviewMatrixStack.Top->m, vObj ); + /* apply projection matrix: clip = Proj * eye */ + TRANSFORM_POINT( clip, ctx->ProjectionMatrixStack.Top->m, eye ); + + /* clip to view volume */ + if (ctx->Transform.RasterPositionUnclipped) { + /* GL_IBM_rasterpos_clip: only clip against Z */ + if (viewclip_point_z(clip) == 0) { + ctx->Current.RasterPosValid = GL_FALSE; + return; + } + } + else if (viewclip_point(clip) == 0) { + /* Normal OpenGL behaviour */ + ctx->Current.RasterPosValid = GL_FALSE; + return; + } + + /* clip to user clipping planes */ + if (ctx->Transform.ClipPlanesEnabled && !userclip_point(ctx, clip)) { + ctx->Current.RasterPosValid = GL_FALSE; + return; + } + + /* ndc = clip / W */ + d = (clip[3] == 0.0F) ? 1.0F : 1.0F / clip[3]; + ndc[0] = clip[0] * d; + ndc[1] = clip[1] * d; + ndc[2] = clip[2] * d; + /* wincoord = viewport_mapping(ndc) */ + ctx->Current.RasterPos[0] = (ndc[0] * ctx->Viewport._WindowMap.m[MAT_SX] + + ctx->Viewport._WindowMap.m[MAT_TX]); + ctx->Current.RasterPos[1] = (ndc[1] * ctx->Viewport._WindowMap.m[MAT_SY] + + ctx->Viewport._WindowMap.m[MAT_TY]); + ctx->Current.RasterPos[2] = (ndc[2] * ctx->Viewport._WindowMap.m[MAT_SZ] + + ctx->Viewport._WindowMap.m[MAT_TZ]) + / ctx->DrawBuffer->_DepthMaxF; + ctx->Current.RasterPos[3] = clip[3]; + + /* compute raster distance */ + if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT) + ctx->Current.RasterDistance = ctx->Current.Attrib[VERT_ATTRIB_FOG][0]; + else + ctx->Current.RasterDistance = + SQRTF( eye[0]*eye[0] + eye[1]*eye[1] + eye[2]*eye[2] ); + + /* compute transformed normal vector (for lighting or texgen) */ + if (ctx->_NeedEyeCoords) { + const GLfloat *inv = ctx->ModelviewMatrixStack.Top->inv; + TRANSFORM_NORMAL( eyenorm, objnorm, inv ); + norm = eyenorm; + } + else { + norm = objnorm; + } + + /* update raster color */ + if (ctx->Light.Enabled) { + /* lighting */ + shade_rastpos( ctx, vObj, norm, + ctx->Current.RasterColor, + ctx->Current.RasterSecondaryColor, + &ctx->Current.RasterIndex ); + } + else { + /* use current color or index */ + if (ctx->Visual.rgbMode) { + COPY_4FV(ctx->Current.RasterColor, + ctx->Current.Attrib[VERT_ATTRIB_COLOR0]); + COPY_4FV(ctx->Current.RasterSecondaryColor, + ctx->Current.Attrib[VERT_ATTRIB_COLOR1]); + } + else { + ctx->Current.RasterIndex + = ctx->Current.Attrib[VERT_ATTRIB_COLOR_INDEX][0]; + } + } + + /* texture coords */ + { + GLuint u; + for (u = 0; u < ctx->Const.MaxTextureCoordUnits; u++) { + GLfloat tc[4]; + COPY_4V(tc, ctx->Current.Attrib[VERT_ATTRIB_TEX0 + u]); + if (ctx->Texture.Unit[u].TexGenEnabled) { + compute_texgen(ctx, vObj, eye, norm, u, tc); + } + TRANSFORM_POINT(ctx->Current.RasterTexCoords[u], + ctx->TextureMatrixStack[u].Top->m, tc); + } + } + + ctx->Current.RasterPosValid = GL_TRUE; + } + + if (ctx->RenderMode == GL_SELECT) { + _mesa_update_hitflag( ctx, ctx->Current.RasterPos[2] ); + } +} |