diff options
| author | Matthieu Herrb <matthieu@cvs.openbsd.org> | 2009-05-17 20:26:44 +0000 |
|---|---|---|
| committer | Matthieu Herrb <matthieu@cvs.openbsd.org> | 2009-05-17 20:26:44 +0000 |
| commit | 33665e806ec3493ea068df52d152741bf74492e6 (patch) | |
| tree | 3c50cc5c49821093573f5d2085a068e950221062 /dist/Mesa/src/mesa/swrast | |
| parent | ae8a766b6acc2dad90b894320eda5324cd6b0e41 (diff) | |
Update to Mesa 7.4.2. Tested by oga@, ckuethe@ and naddy@.
Diffstat (limited to 'dist/Mesa/src/mesa/swrast')
50 files changed, 746 insertions, 834 deletions
diff --git a/dist/Mesa/src/mesa/swrast/s_aaline.c b/dist/Mesa/src/mesa/swrast/s_aaline.c index d6a9afb42..9bfa8f2e6 100644 --- a/dist/Mesa/src/mesa/swrast/s_aaline.c +++ b/dist/Mesa/src/mesa/swrast/s_aaline.c @@ -23,14 +23,14 @@ */ -#include "glheader.h" -#include "imports.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/imports.h" +#include "main/macros.h" +#include "main/mtypes.h" #include "swrast/s_aaline.h" #include "swrast/s_context.h" #include "swrast/s_span.h" #include "swrast/swrast.h" -#include "mtypes.h" #define SUB_PIXEL 4 diff --git a/dist/Mesa/src/mesa/swrast/s_aaline.h b/dist/Mesa/src/mesa/swrast/s_aaline.h index 41e7e5fd4..f1d708ec8 100644 --- a/dist/Mesa/src/mesa/swrast/s_aaline.h +++ b/dist/Mesa/src/mesa/swrast/s_aaline.h @@ -28,7 +28,6 @@ #define S_AALINE_H -#include "mtypes.h" #include "swrast.h" diff --git a/dist/Mesa/src/mesa/swrast/s_aalinetemp.h b/dist/Mesa/src/mesa/swrast/s_aalinetemp.h index ca08203d8..42ffe9f20 100644 --- a/dist/Mesa/src/mesa/swrast/s_aalinetemp.h +++ b/dist/Mesa/src/mesa/swrast/s_aalinetemp.h @@ -76,7 +76,7 @@ NAME(plot)(GLcontext *ctx, struct LineInfo *line, int ix, int iy) ATTRIB_LOOP_BEGIN GLfloat (*attribArray)[4] = line->span.array->attribs[attr]; if (attr >= FRAG_ATTRIB_TEX0 && attr < FRAG_ATTRIB_VAR0 - && !ctx->FragmentProgram._Active) { + && !ctx->FragmentProgram._Current) { /* texcoord w/ divide by Q */ const GLuint unit = attr - FRAG_ATTRIB_TEX0; const GLfloat invQ = solve_plane_recip(fx, fy, line->attrPlane[attr][3]); diff --git a/dist/Mesa/src/mesa/swrast/s_aatriangle.c b/dist/Mesa/src/mesa/swrast/s_aatriangle.c index 66891f9fe..078f16aea 100644 --- a/dist/Mesa/src/mesa/swrast/s_aatriangle.c +++ b/dist/Mesa/src/mesa/swrast/s_aatriangle.c @@ -28,12 +28,12 @@ */ -#include "glheader.h" -#include "context.h" -#include "colormac.h" -#include "context.h" -#include "macros.h" -#include "imports.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/context.h" +#include "main/macros.h" +#include "main/imports.h" #include "s_aatriangle.h" #include "s_context.h" #include "s_span.h" diff --git a/dist/Mesa/src/mesa/swrast/s_aatriangle.h b/dist/Mesa/src/mesa/swrast/s_aatriangle.h index ebb828eb1..4b57fa73a 100644 --- a/dist/Mesa/src/mesa/swrast/s_aatriangle.h +++ b/dist/Mesa/src/mesa/swrast/s_aatriangle.h @@ -28,7 +28,6 @@ #define S_AATRIANGLE_H -#include "mtypes.h" #include "swrast.h" diff --git a/dist/Mesa/src/mesa/swrast/s_accum.c b/dist/Mesa/src/mesa/swrast/s_accum.c index b74f794d0..ff741777e 100644 --- a/dist/Mesa/src/mesa/swrast/s_accum.c +++ b/dist/Mesa/src/mesa/swrast/s_accum.c @@ -23,11 +23,11 @@ */ -#include "glheader.h" -#include "context.h" -#include "macros.h" -#include "imports.h" -#include "fbobject.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/macros.h" +#include "main/imports.h" +#include "main/fbobject.h" #include "s_accum.h" #include "s_context.h" diff --git a/dist/Mesa/src/mesa/swrast/s_accum.h b/dist/Mesa/src/mesa/swrast/s_accum.h index 97d2bef4c..42e38cf02 100644 --- a/dist/Mesa/src/mesa/swrast/s_accum.h +++ b/dist/Mesa/src/mesa/swrast/s_accum.h @@ -27,7 +27,7 @@ #define S_ACCUM_H -#include "mtypes.h" +#include "main/mtypes.h" extern void diff --git a/dist/Mesa/src/mesa/swrast/s_alpha.c b/dist/Mesa/src/mesa/swrast/s_alpha.c index 3c55d3e9e..5761bb00b 100644 --- a/dist/Mesa/src/mesa/swrast/s_alpha.c +++ b/dist/Mesa/src/mesa/swrast/s_alpha.c @@ -27,10 +27,10 @@ * \brief Functions to apply alpha test. */ -#include "glheader.h" -#include "context.h" -#include "colormac.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/macros.h" #include "s_alpha.h" #include "s_context.h" diff --git a/dist/Mesa/src/mesa/swrast/s_alpha.h b/dist/Mesa/src/mesa/swrast/s_alpha.h index add0f74c4..7a5b72e65 100644 --- a/dist/Mesa/src/mesa/swrast/s_alpha.h +++ b/dist/Mesa/src/mesa/swrast/s_alpha.h @@ -28,12 +28,11 @@ #define S_ALPHA_H -#include "mtypes.h" #include "s_context.h" extern GLint -_swrast_alpha_test( const GLcontext *ctx, struct sw_span *span ); +_swrast_alpha_test( const GLcontext *ctx, SWspan *span ); #endif diff --git a/dist/Mesa/src/mesa/swrast/s_atifragshader.c b/dist/Mesa/src/mesa/swrast/s_atifragshader.c index 55ec757ee..21cbd3cf3 100644 --- a/dist/Mesa/src/mesa/swrast/s_atifragshader.c +++ b/dist/Mesa/src/mesa/swrast/s_atifragshader.c @@ -1,5 +1,4 @@ /* - * * Copyright (C) 2004 David Airlie All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a @@ -20,10 +19,10 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -#include "glheader.h" -#include "colormac.h" -#include "context.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/colormac.h" +#include "main/context.h" +#include "main/macros.h" #include "shader/program.h" #include "shader/atifragshader.h" #include "swrast/s_atifragshader.h" diff --git a/dist/Mesa/src/mesa/swrast/s_bitmap.c b/dist/Mesa/src/mesa/swrast/s_bitmap.c index f3dda12e2..35b34e654 100644 --- a/dist/Mesa/src/mesa/swrast/s_bitmap.c +++ b/dist/Mesa/src/mesa/swrast/s_bitmap.c @@ -28,11 +28,11 @@ * \author Brian Paul */ -#include "glheader.h" -#include "bufferobj.h" -#include "image.h" -#include "macros.h" -#include "pixel.h" +#include "main/glheader.h" +#include "main/bufferobj.h" +#include "main/image.h" +#include "main/macros.h" +#include "main/pixel.h" #include "s_context.h" #include "s_span.h" diff --git a/dist/Mesa/src/mesa/swrast/s_blend.c b/dist/Mesa/src/mesa/swrast/s_blend.c index 4531f0ae0..95c83432a 100644 --- a/dist/Mesa/src/mesa/swrast/s_blend.c +++ b/dist/Mesa/src/mesa/swrast/s_blend.c @@ -35,10 +35,10 @@ -#include "glheader.h" -#include "context.h" -#include "colormac.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/macros.h" #include "s_blend.h" #include "s_context.h" diff --git a/dist/Mesa/src/mesa/swrast/s_blend.h b/dist/Mesa/src/mesa/swrast/s_blend.h index c95193215..8d5a81635 100644 --- a/dist/Mesa/src/mesa/swrast/s_blend.h +++ b/dist/Mesa/src/mesa/swrast/s_blend.h @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.3 + * Version: 6.5.2 * - * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2006 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"), @@ -27,17 +27,15 @@ #define S_BLEND_H -#include "mtypes.h" #include "s_context.h" extern void -_swrast_blend_span(GLcontext *ctx, struct gl_renderbuffer *rb, - const struct sw_span *span, GLchan rgba[][4]); +_swrast_blend_span(GLcontext *ctx, struct gl_renderbuffer *rb, SWspan *span); extern void -_swrast_choose_blend_func(GLcontext *ctx); +_swrast_choose_blend_func(GLcontext *ctx, GLenum chanType); #endif diff --git a/dist/Mesa/src/mesa/swrast/s_blit.c b/dist/Mesa/src/mesa/swrast/s_blit.c index af4350990..bc4b2ac62 100644 --- a/dist/Mesa/src/mesa/swrast/s_blit.c +++ b/dist/Mesa/src/mesa/swrast/s_blit.c @@ -23,8 +23,8 @@ */ -#include "glheader.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/macros.h" #include "s_context.h" diff --git a/dist/Mesa/src/mesa/swrast/s_buffers.c b/dist/Mesa/src/mesa/swrast/s_buffers.c index 0d1e9bac1..9e87d6d48 100644 --- a/dist/Mesa/src/mesa/swrast/s_buffers.c +++ b/dist/Mesa/src/mesa/swrast/s_buffers.c @@ -24,11 +24,11 @@ /** XXX This file should be named s_clear.c */ -#include "glheader.h" -#include "colormac.h" -#include "macros.h" -#include "imports.h" -#include "mtypes.h" +#include "main/glheader.h" +#include "main/colormac.h" +#include "main/macros.h" +#include "main/imports.h" +#include "main/mtypes.h" #include "s_accum.h" #include "s_context.h" diff --git a/dist/Mesa/src/mesa/swrast/s_context.c b/dist/Mesa/src/mesa/swrast/s_context.c index b64156a82..62857ddeb 100644 --- a/dist/Mesa/src/mesa/swrast/s_context.c +++ b/dist/Mesa/src/mesa/swrast/s_context.c @@ -26,15 +26,15 @@ * Brian Paul */ -#include "imports.h" -#include "bufferobj.h" -#include "context.h" -#include "colormac.h" -#include "mtypes.h" -#include "teximage.h" -#include "swrast.h" +#include "main/imports.h" +#include "main/bufferobj.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/mtypes.h" +#include "main/teximage.h" #include "shader/prog_parameter.h" #include "shader/prog_statevars.h" +#include "swrast.h" #include "s_blend.h" #include "s_context.h" #include "s_lines.h" diff --git a/dist/Mesa/src/mesa/swrast/s_copypix.c b/dist/Mesa/src/mesa/swrast/s_copypix.c index 3962721a6..fc5990b26 100644 --- a/dist/Mesa/src/mesa/swrast/s_copypix.c +++ b/dist/Mesa/src/mesa/swrast/s_copypix.c @@ -23,15 +23,15 @@ */ -#include "glheader.h" -#include "context.h" -#include "colormac.h" -#include "convolve.h" -#include "histogram.h" -#include "image.h" -#include "macros.h" -#include "imports.h" -#include "pixel.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/convolve.h" +#include "main/histogram.h" +#include "main/image.h" +#include "main/macros.h" +#include "main/imports.h" +#include "main/pixel.h" #include "s_context.h" #include "s_depth.h" diff --git a/dist/Mesa/src/mesa/swrast/s_depth.c b/dist/Mesa/src/mesa/swrast/s_depth.c index 31b7bae58..26e23f02d 100644 --- a/dist/Mesa/src/mesa/swrast/s_depth.c +++ b/dist/Mesa/src/mesa/swrast/s_depth.c @@ -23,11 +23,11 @@ */ -#include "glheader.h" -#include "context.h" -#include "macros.h" -#include "imports.h" -#include "fbobject.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/macros.h" +#include "main/imports.h" +#include "main/fbobject.h" #include "s_depth.h" #include "s_context.h" diff --git a/dist/Mesa/src/mesa/swrast/s_depth.h b/dist/Mesa/src/mesa/swrast/s_depth.h index f93d95fa3..368862568 100644 --- a/dist/Mesa/src/mesa/swrast/s_depth.h +++ b/dist/Mesa/src/mesa/swrast/s_depth.h @@ -27,16 +27,15 @@ #define S_DEPTH_H -#include "mtypes.h" #include "s_context.h" extern GLuint -_swrast_depth_test_span( GLcontext *ctx, struct sw_span *span); +_swrast_depth_test_span( GLcontext *ctx, SWspan *span); extern GLboolean -_swrast_depth_bounds_test( GLcontext *ctx, struct sw_span *span ); +_swrast_depth_bounds_test( GLcontext *ctx, SWspan *span ); extern void diff --git a/dist/Mesa/src/mesa/swrast/s_drawpix.c b/dist/Mesa/src/mesa/swrast/s_drawpix.c index 730798c90..7af3e3dad 100644 --- a/dist/Mesa/src/mesa/swrast/s_drawpix.c +++ b/dist/Mesa/src/mesa/swrast/s_drawpix.c @@ -23,18 +23,17 @@ */ -#include "glheader.h" -#include "bufferobj.h" -#include "context.h" -#include "convolve.h" -#include "image.h" -#include "macros.h" -#include "imports.h" -#include "pixel.h" -#include "state.h" +#include "main/glheader.h" +#include "main/bufferobj.h" +#include "main/context.h" +#include "main/convolve.h" +#include "main/image.h" +#include "main/macros.h" +#include "main/imports.h" +#include "main/pixel.h" +#include "main/state.h" #include "s_context.h" -#include "s_drawpix.h" #include "s_span.h" #include "s_stencil.h" #include "s_zoom.h" diff --git a/dist/Mesa/src/mesa/swrast/s_drawpix.h b/dist/Mesa/src/mesa/swrast/s_drawpix.h deleted file mode 100644 index 66067115d..000000000 --- a/dist/Mesa/src/mesa/swrast/s_drawpix.h +++ /dev/null @@ -1,36 +0,0 @@ - -/* - * Mesa 3-D graphics library - * Version: 3.5 - * - * Copyright (C) 1999-2001 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 S_DRAWPIXELS_H -#define S_DRAWPIXELS_H - - -#include "mtypes.h" -#include "swrast.h" - -/* XXX kill this header? */ - -#endif diff --git a/dist/Mesa/src/mesa/swrast/s_feedback.c b/dist/Mesa/src/mesa/swrast/s_feedback.c index 07b7409ab..aa7953127 100644 --- a/dist/Mesa/src/mesa/swrast/s_feedback.c +++ b/dist/Mesa/src/mesa/swrast/s_feedback.c @@ -22,12 +22,12 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -#include "glheader.h" -#include "colormac.h" -#include "context.h" -#include "enums.h" -#include "feedback.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/colormac.h" +#include "main/context.h" +#include "main/enums.h" +#include "main/feedback.h" +#include "main/macros.h" #include "s_context.h" #include "s_feedback.h" diff --git a/dist/Mesa/src/mesa/swrast/s_feedback.h b/dist/Mesa/src/mesa/swrast/s_feedback.h index 73f45c10b..9feab75db 100644 --- a/dist/Mesa/src/mesa/swrast/s_feedback.h +++ b/dist/Mesa/src/mesa/swrast/s_feedback.h @@ -28,7 +28,6 @@ #define S_FEEDBACK_H -#include "mtypes.h" #include "swrast.h" diff --git a/dist/Mesa/src/mesa/swrast/s_fog.c b/dist/Mesa/src/mesa/swrast/s_fog.c index 7b143f6e5..b9ba265db 100644 --- a/dist/Mesa/src/mesa/swrast/s_fog.c +++ b/dist/Mesa/src/mesa/swrast/s_fog.c @@ -23,10 +23,10 @@ */ -#include "glheader.h" -#include "colormac.h" -#include "context.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/colormac.h" +#include "main/context.h" +#include "main/macros.h" #include "s_context.h" #include "s_fog.h" diff --git a/dist/Mesa/src/mesa/swrast/s_fog.h b/dist/Mesa/src/mesa/swrast/s_fog.h index f5744b1d9..50760d88a 100644 --- a/dist/Mesa/src/mesa/swrast/s_fog.h +++ b/dist/Mesa/src/mesa/swrast/s_fog.h @@ -28,7 +28,6 @@ #define S_FOG_H -#include "mtypes.h" #include "swrast.h" @@ -36,10 +35,10 @@ extern GLfloat _swrast_z_to_fogfactor(GLcontext *ctx, GLfloat z); extern void -_swrast_fog_rgba_span( const GLcontext *ctx, struct sw_span *span ); +_swrast_fog_rgba_span( const GLcontext *ctx, SWspan *span ); extern void -_swrast_fog_ci_span( const GLcontext *ctx, struct sw_span *span ); +_swrast_fog_ci_span( const GLcontext *ctx, SWspan *span ); #endif diff --git a/dist/Mesa/src/mesa/swrast/s_fragprog.c b/dist/Mesa/src/mesa/swrast/s_fragprog.c index 525cf9d72..c0bda32be 100644 --- a/dist/Mesa/src/mesa/swrast/s_fragprog.c +++ b/dist/Mesa/src/mesa/swrast/s_fragprog.c @@ -40,20 +40,27 @@ static void fetch_texel_lod( GLcontext *ctx, const GLfloat texcoord[4], GLfloat lambda, GLuint unit, GLfloat color[4] ) { - GLchan rgba[4]; - SWcontext *swrast = SWRAST_CONTEXT(ctx); const struct gl_texture_object *texObj = ctx->Texture.Unit[unit]._Current; - if (texObj) + if (texObj) { + SWcontext *swrast = SWRAST_CONTEXT(ctx); + GLchan rgba[4]; + lambda = CLAMP(lambda, texObj->MinLod, texObj->MaxLod); - /* XXX use a float-valued TextureSample routine here!!! */ - swrast->TextureSample[unit](ctx, texObj, 1, (const GLfloat (*)[4]) texcoord, - &lambda, &rgba); - color[0] = CHAN_TO_FLOAT(rgba[0]); - color[1] = CHAN_TO_FLOAT(rgba[1]); - color[2] = CHAN_TO_FLOAT(rgba[2]); - color[3] = CHAN_TO_FLOAT(rgba[3]); + /* XXX use a float-valued TextureSample routine here!!! */ + swrast->TextureSample[unit](ctx, texObj, 1, + (const GLfloat (*)[4]) texcoord, + &lambda, &rgba); + color[0] = CHAN_TO_FLOAT(rgba[0]); + color[1] = CHAN_TO_FLOAT(rgba[1]); + color[2] = CHAN_TO_FLOAT(rgba[2]); + color[3] = CHAN_TO_FLOAT(rgba[3]); + } + else { + color[0] = color[1] = color[2] = 0.0F; + color[3] = 1.0F; + } } @@ -69,13 +76,14 @@ fetch_texel_deriv( GLcontext *ctx, const GLfloat texcoord[4], { SWcontext *swrast = SWRAST_CONTEXT(ctx); const struct gl_texture_object *texObj = ctx->Texture.Unit[unit]._Current; - GLfloat lambda; - GLchan rgba[4]; if (texObj) { - const struct gl_texture_image *texImg = texObj->Image[0][texObj->BaseLevel]; + const struct gl_texture_image *texImg = + texObj->Image[0][texObj->BaseLevel]; const GLfloat texW = (GLfloat) texImg->WidthScale; const GLfloat texH = (GLfloat) texImg->HeightScale; + GLfloat lambda; + GLchan rgba[4]; lambda = _swrast_compute_lambda(texdx[0], texdy[0], /* ds/dx, ds/dy */ texdx[1], texdy[1], /* dt/dx, dt/dy */ @@ -85,14 +93,20 @@ fetch_texel_deriv( GLcontext *ctx, const GLfloat texcoord[4], 1.0F / texcoord[3]) + lodBias; lambda = CLAMP(lambda, texObj->MinLod, texObj->MaxLod); - } - swrast->TextureSample[unit](ctx, texObj, 1, (const GLfloat (*)[4]) texcoord, - &lambda, &rgba); - color[0] = CHAN_TO_FLOAT(rgba[0]); - color[1] = CHAN_TO_FLOAT(rgba[1]); - color[2] = CHAN_TO_FLOAT(rgba[2]); - color[3] = CHAN_TO_FLOAT(rgba[3]); + /* XXX use a float-valued TextureSample routine here!!! */ + swrast->TextureSample[unit](ctx, texObj, 1, + (const GLfloat (*)[4]) texcoord, + &lambda, &rgba); + color[0] = CHAN_TO_FLOAT(rgba[0]); + color[1] = CHAN_TO_FLOAT(rgba[1]); + color[2] = CHAN_TO_FLOAT(rgba[2]); + color[3] = CHAN_TO_FLOAT(rgba[3]); + } + else { + color[0] = color[1] = color[2] = 0.0F; + color[3] = 1.0F; + } } diff --git a/dist/Mesa/src/mesa/swrast/s_imaging.c b/dist/Mesa/src/mesa/swrast/s_imaging.c index ac69d270b..591857c34 100644 --- a/dist/Mesa/src/mesa/swrast/s_imaging.c +++ b/dist/Mesa/src/mesa/swrast/s_imaging.c @@ -27,10 +27,11 @@ * extensions into either swrast or a sister module. */ +#include "main/glheader.h" +#include "main/colortab.h" +#include "main/convolve.h" #include "s_context.h" #include "s_span.h" -#include "colortab.h" -#include "convolve.h" void @@ -54,7 +55,7 @@ _swrast_CopyColorTable( GLcontext *ctx, /* read the data from framebuffer */ _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer, - width, x, y, data ); + width, x, y, CHAN_TYPE, data ); RENDER_FINISH(swrast,ctx); @@ -89,7 +90,7 @@ _swrast_CopyColorSubTable( GLcontext *ctx,GLenum target, GLsizei start, /* read the data from framebuffer */ _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer, - width, x, y, data ); + width, x, y, CHAN_TYPE, data ); RENDER_FINISH(swrast,ctx); @@ -122,7 +123,7 @@ _swrast_CopyConvolutionFilter1D(GLcontext *ctx, GLenum target, /* read the data from framebuffer */ _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer, - width, x, y, (GLchan (*)[4]) rgba ); + width, x, y, CHAN_TYPE, rgba ); RENDER_FINISH( swrast, ctx ); @@ -160,7 +161,7 @@ _swrast_CopyConvolutionFilter2D(GLcontext *ctx, GLenum target, /* read pixels from framebuffer */ for (i = 0; i < height; i++) { _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer, - width, x, y + i, (GLchan (*)[4]) rgba[i] ); + width, x, y + i, CHAN_TYPE, rgba[i] ); } RENDER_FINISH(swrast,ctx); diff --git a/dist/Mesa/src/mesa/swrast/s_lines.c b/dist/Mesa/src/mesa/swrast/s_lines.c index 3de438760..23cb9b57e 100644 --- a/dist/Mesa/src/mesa/swrast/s_lines.c +++ b/dist/Mesa/src/mesa/swrast/s_lines.c @@ -23,10 +23,10 @@ */ -#include "glheader.h" -#include "context.h" -#include "colormac.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/macros.h" #include "s_aaline.h" #include "s_context.h" #include "s_depth.h" diff --git a/dist/Mesa/src/mesa/swrast/s_lines.h b/dist/Mesa/src/mesa/swrast/s_lines.h index 5372b99b9..22979a02b 100644 --- a/dist/Mesa/src/mesa/swrast/s_lines.h +++ b/dist/Mesa/src/mesa/swrast/s_lines.h @@ -27,7 +27,7 @@ #ifndef S_LINES_H #define S_LINES_H -#include "mtypes.h" +#include "swrast.h" void _swrast_choose_line( GLcontext *ctx ); diff --git a/dist/Mesa/src/mesa/swrast/s_logic.c b/dist/Mesa/src/mesa/swrast/s_logic.c index 0af906396..f0274b4c0 100644 --- a/dist/Mesa/src/mesa/swrast/s_logic.c +++ b/dist/Mesa/src/mesa/swrast/s_logic.c @@ -23,10 +23,10 @@ */ -#include "glheader.h" -#include "context.h" -#include "imports.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/imports.h" +#include "main/macros.h" #include "s_context.h" #include "s_logic.h" diff --git a/dist/Mesa/src/mesa/swrast/s_logic.h b/dist/Mesa/src/mesa/swrast/s_logic.h index ce5f183ff..ba20cd7b3 100644 --- a/dist/Mesa/src/mesa/swrast/s_logic.h +++ b/dist/Mesa/src/mesa/swrast/s_logic.h @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.3 + * Version: 6.5.2 * - * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2006 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"), @@ -27,18 +27,17 @@ #define S_LOGIC_H -#include "mtypes.h" #include "swrast.h" extern void _swrast_logicop_ci_span(GLcontext *ctx, struct gl_renderbuffer *rb, - const struct sw_span *span, GLuint index[]); + SWspan *span); extern void _swrast_logicop_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb, - const struct sw_span *span, GLchan rgba[][4]); + SWspan *span); #endif diff --git a/dist/Mesa/src/mesa/swrast/s_masking.c b/dist/Mesa/src/mesa/swrast/s_masking.c index a69720e83..df779b073 100644 --- a/dist/Mesa/src/mesa/swrast/s_masking.c +++ b/dist/Mesa/src/mesa/swrast/s_masking.c @@ -28,8 +28,8 @@ */ -#include "glheader.h" -#include "macros.h" +#include "main/glheader.h" +#include "main/macros.h" #include "s_context.h" #include "s_masking.h" diff --git a/dist/Mesa/src/mesa/swrast/s_masking.h b/dist/Mesa/src/mesa/swrast/s_masking.h index e2265448f..3260ca34e 100644 --- a/dist/Mesa/src/mesa/swrast/s_masking.h +++ b/dist/Mesa/src/mesa/swrast/s_masking.h @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.3 + * Version: 6.5.2 * - * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2006 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"), @@ -27,32 +27,16 @@ #define S_MASKING_H -#include "mtypes.h" #include "swrast.h" -/* - * Implement glColorMask for a span of RGBA pixels. - */ extern void _swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb, - const struct sw_span *span, GLchan rgba[][4]); + SWspan *span); extern void -_swrast_mask_rgba_array(GLcontext *ctx, struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, GLchan rgba[][4]); - - -/* - * Implement glIndexMask for a span of CI pixels. - */ -extern void _swrast_mask_ci_span(GLcontext *ctx, struct gl_renderbuffer *rb, - const struct sw_span *span, GLuint index[]); - -extern void -_swrast_mask_ci_array(GLcontext *ctx, struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, GLuint index[]); + SWspan *span); #endif diff --git a/dist/Mesa/src/mesa/swrast/s_points.c b/dist/Mesa/src/mesa/swrast/s_points.c index 1a8fd7d6d..0a3ad97a7 100644 --- a/dist/Mesa/src/mesa/swrast/s_points.c +++ b/dist/Mesa/src/mesa/swrast/s_points.c @@ -23,11 +23,11 @@ */ -#include "glheader.h" -#include "colormac.h" -#include "context.h" -#include "macros.h" -#include "texstate.h" +#include "main/glheader.h" +#include "main/colormac.h" +#include "main/context.h" +#include "main/macros.h" +#include "main/texstate.h" #include "s_context.h" #include "s_feedback.h" #include "s_points.h" @@ -129,13 +129,13 @@ sprite_point(GLcontext *ctx, const SWvertex *vert) s = 0.0; dsdx = 1.0 / size; if (ctx->Point.SpriteOrigin == GL_LOWER_LEFT) { - t0 = 0.0; dtdy = 1.0 / size; + t0 = 0.5 * dtdy; } else { /* GL_UPPER_LEFT */ - t0 = 1.0; dtdy = -1.0 / size; + t0 = 1.0 + 0.5 * dtdy; } ATTRIB_LOOP_BEGIN @@ -570,6 +570,9 @@ void _swrast_choose_point(GLcontext *ctx) { SWcontext *swrast = SWRAST_CONTEXT(ctx); + const GLfloat size = CLAMP(ctx->Point.Size, + ctx->Point.MinSize, + ctx->Point.MaxSize); if (ctx->RenderMode == GL_RENDER) { if (ctx->Point.PointSprite) { @@ -578,7 +581,7 @@ _swrast_choose_point(GLcontext *ctx) else if (ctx->Point.SmoothFlag) { swrast->Point = smooth_point; } - else if (ctx->Point.Size > 1.0 || + else if (size > 1.0 || ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) { swrast->Point = large_point; diff --git a/dist/Mesa/src/mesa/swrast/s_points.h b/dist/Mesa/src/mesa/swrast/s_points.h index 40b442e95..9e39c601e 100644 --- a/dist/Mesa/src/mesa/swrast/s_points.h +++ b/dist/Mesa/src/mesa/swrast/s_points.h @@ -27,7 +27,7 @@ #ifndef S_POINTS_H #define S_POINTS_H -#include "mtypes.h" +#include "swrast.h" extern void _swrast_choose_point( GLcontext *ctx ); diff --git a/dist/Mesa/src/mesa/swrast/s_readpix.c b/dist/Mesa/src/mesa/swrast/s_readpix.c index 9140d12ea..f26304517 100644 --- a/dist/Mesa/src/mesa/swrast/s_readpix.c +++ b/dist/Mesa/src/mesa/swrast/s_readpix.c @@ -23,17 +23,17 @@ */ -#include "glheader.h" -#include "bufferobj.h" -#include "colormac.h" -#include "convolve.h" -#include "context.h" -#include "feedback.h" -#include "image.h" -#include "macros.h" -#include "imports.h" -#include "pixel.h" -#include "state.h" +#include "main/glheader.h" +#include "main/bufferobj.h" +#include "main/colormac.h" +#include "main/convolve.h" +#include "main/context.h" +#include "main/feedback.h" +#include "main/image.h" +#include "main/macros.h" +#include "main/imports.h" +#include "main/pixel.h" +#include "main/state.h" #include "s_context.h" #include "s_depth.h" diff --git a/dist/Mesa/src/mesa/swrast/s_span.c b/dist/Mesa/src/mesa/swrast/s_span.c index 4c58f8de8..f07014fab 100644 --- a/dist/Mesa/src/mesa/swrast/s_span.c +++ b/dist/Mesa/src/mesa/swrast/s_span.c @@ -30,12 +30,12 @@ * \author Brian Paul */ -#include "glheader.h" -#include "colormac.h" -#include "context.h" -#include "macros.h" -#include "imports.h" -#include "image.h" +#include "main/glheader.h" +#include "main/colormac.h" +#include "main/context.h" +#include "main/macros.h" +#include "main/imports.h" +#include "main/image.h" #include "s_atifragshader.h" #include "s_alpha.h" @@ -442,11 +442,10 @@ _swrast_span_interpolate_z( const GLcontext *ctx, SWspan *span ) * Compute mipmap LOD from partial derivatives. * This the ideal solution, as given in the OpenGL spec. */ -#if 0 -static GLfloat -compute_lambda(GLfloat dsdx, GLfloat dsdy, GLfloat dtdx, GLfloat dtdy, - GLfloat dqdx, GLfloat dqdy, GLfloat texW, GLfloat texH, - GLfloat s, GLfloat t, GLfloat q, GLfloat invQ) +GLfloat +_swrast_compute_lambda(GLfloat dsdx, GLfloat dsdy, GLfloat dtdx, GLfloat dtdy, + GLfloat dqdx, GLfloat dqdy, GLfloat texW, GLfloat texH, + GLfloat s, GLfloat t, GLfloat q, GLfloat invQ) { GLfloat dudx = texW * ((s + dsdx) / (q + dqdx) - s * invQ); GLfloat dvdx = texH * ((t + dtdx) / (q + dqdx) - t * invQ); @@ -458,13 +457,13 @@ compute_lambda(GLfloat dsdx, GLfloat dsdy, GLfloat dtdx, GLfloat dtdy, GLfloat lambda = LOG2(rho); return lambda; } -#endif /** * Compute mipmap LOD from partial derivatives. * This is a faster approximation than above function. */ +#if 0 GLfloat _swrast_compute_lambda(GLfloat dsdx, GLfloat dsdy, GLfloat dtdx, GLfloat dtdy, GLfloat dqdx, GLfloat dqdy, GLfloat texW, GLfloat texH, @@ -485,6 +484,7 @@ _swrast_compute_lambda(GLfloat dsdx, GLfloat dsdy, GLfloat dtdx, GLfloat dtdy, lambda = LOG2(rho); return lambda; } +#endif /** @@ -1032,6 +1032,7 @@ add_specular(GLcontext *ctx, SWspan *span) ASSERT(!ctx->FragmentProgram._Current); ASSERT(span->arrayMask & SPAN_RGBA); ASSERT(swrast->_ActiveAttribMask & FRAG_BIT_COL1); + (void) swrast; /* silence warning */ if (span->array->ChanType == GL_FLOAT) { if ((span->arrayAttribs & FRAG_BIT_COL0) == 0) { @@ -1398,11 +1399,17 @@ _swrast_write_rgba_span( GLcontext *ctx, SWspan *span) } /* - * Write to renderbuffers + * Write to renderbuffers. + * Depending on glDrawBuffer() state and the which color outputs are + * written by the fragment shader, we may either replicate one color to + * all renderbuffers or write a different color to each renderbuffer. + * multiFragOutputs=TRUE for the later case. */ { const GLuint numBuffers = fb->_NumColorDrawBuffers; - const GLboolean multiFragOutputs = numBuffers > 1; + const struct gl_fragment_program *fp = ctx->FragmentProgram._Current; + const GLboolean multiFragOutputs = + (fp && fp->Base.OutputsWritten >= (1 << FRAG_RESULT_DATA0)); GLuint buf; for (buf = 0; buf < numBuffers; buf++) { diff --git a/dist/Mesa/src/mesa/swrast/s_span.h b/dist/Mesa/src/mesa/swrast/s_span.h index 512134db0..c4b47df58 100644 --- a/dist/Mesa/src/mesa/swrast/s_span.h +++ b/dist/Mesa/src/mesa/swrast/s_span.h @@ -27,7 +27,6 @@ #define S_SPAN_H -#include "mtypes.h" #include "swrast.h" diff --git a/dist/Mesa/src/mesa/swrast/s_spantemp.h b/dist/Mesa/src/mesa/swrast/s_spantemp.h index 1eef81eb9..bab2ca737 100644 --- a/dist/Mesa/src/mesa/swrast/s_spantemp.h +++ b/dist/Mesa/src/mesa/swrast/s_spantemp.h @@ -43,7 +43,7 @@ * ignored otherwise. */ -#include "macros.h" +#include "main/macros.h" #ifdef CI_MODE diff --git a/dist/Mesa/src/mesa/swrast/s_stencil.c b/dist/Mesa/src/mesa/swrast/s_stencil.c index cae1e0992..2e84ddec7 100644 --- a/dist/Mesa/src/mesa/swrast/s_stencil.c +++ b/dist/Mesa/src/mesa/swrast/s_stencil.c @@ -23,9 +23,9 @@ */ -#include "glheader.h" -#include "context.h" -#include "imports.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/imports.h" #include "s_context.h" #include "s_depth.h" @@ -997,10 +997,12 @@ stencil_and_ztest_pixels( GLcontext *ctx, SWspan *span, GLuint face ) GLboolean _swrast_stencil_and_ztest_span(GLcontext *ctx, SWspan *span) { + const GLuint face = (span->facing == 0) ? 0 : ctx->Stencil._BackFace; + if (span->arrayMask & SPAN_XY) - return stencil_and_ztest_pixels(ctx, span, span->facing); + return stencil_and_ztest_pixels(ctx, span, face); else - return stencil_and_ztest_span(ctx, span, span->facing); + return stencil_and_ztest_span(ctx, span, face); } diff --git a/dist/Mesa/src/mesa/swrast/s_stencil.h b/dist/Mesa/src/mesa/swrast/s_stencil.h index fabc25250..cd6cbc57b 100644 --- a/dist/Mesa/src/mesa/swrast/s_stencil.h +++ b/dist/Mesa/src/mesa/swrast/s_stencil.h @@ -27,13 +27,12 @@ #define S_STENCIL_H -#include "mtypes.h" #include "swrast.h" extern GLboolean -_swrast_stencil_and_ztest_span(GLcontext *ctx, struct sw_span *span); +_swrast_stencil_and_ztest_span(GLcontext *ctx, SWspan *span); extern void diff --git a/dist/Mesa/src/mesa/swrast/s_texcombine.c b/dist/Mesa/src/mesa/swrast/s_texcombine.c index 4ac7222da..632d65000 100644 --- a/dist/Mesa/src/mesa/swrast/s_texcombine.c +++ b/dist/Mesa/src/mesa/swrast/s_texcombine.c @@ -23,12 +23,13 @@ */ -#include "glheader.h" -#include "context.h" -#include "colormac.h" -#include "imports.h" -#include "macros.h" -#include "pixel.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/image.h" +#include "main/imports.h" +#include "main/macros.h" +#include "main/pixel.h" #include "s_context.h" #include "s_texcombine.h" diff --git a/dist/Mesa/src/mesa/swrast/s_texcombine.h b/dist/Mesa/src/mesa/swrast/s_texcombine.h index eca967c54..9ed96efb8 100644 --- a/dist/Mesa/src/mesa/swrast/s_texcombine.h +++ b/dist/Mesa/src/mesa/swrast/s_texcombine.h @@ -27,10 +27,9 @@ #define S_TEXCOMBINE_H -#include "mtypes.h" #include "swrast.h" extern void -_swrast_texture_span( GLcontext *ctx, struct sw_span *span ); +_swrast_texture_span( GLcontext *ctx, SWspan *span ); #endif diff --git a/dist/Mesa/src/mesa/swrast/s_texfilter.c b/dist/Mesa/src/mesa/swrast/s_texfilter.c index ee6131649..fce0bcf0c 100644 --- a/dist/Mesa/src/mesa/swrast/s_texfilter.c +++ b/dist/Mesa/src/mesa/swrast/s_texfilter.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 7.0.3 + * Version: 7.3 * - * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * 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"), @@ -23,16 +23,26 @@ */ -#include "glheader.h" -#include "context.h" -#include "colormac.h" -#include "imports.h" -#include "texformat.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/imports.h" +#include "main/texformat.h" #include "s_context.h" #include "s_texfilter.h" +/* + * Note, the FRAC macro has to work perfectly. Otherwise you'll sometimes + * see 1-pixel bands of improperly weighted linear-filtered textures. + * The tests/texwrap.c demo is a good test. + * Also note, FRAC(x) doesn't truly return the fractional part of x for x < 0. + * Instead, if x < 0 then FRAC(x) = 1 - true_frac(x). + */ +#define FRAC(f) ((f) - IFLOOR(f)) + + /** * Constants for integer linear interpolation. */ @@ -223,257 +233,271 @@ lerp_rgba_3d(GLchan result[4], GLfloat a, GLfloat b, GLfloat c, * Used to compute texel locations for linear sampling. * Input: * wrapMode = GL_REPEAT, GL_CLAMP, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_BORDER - * S = texcoord in [0,1] - * SIZE = width (or height or depth) of texture + * s = texcoord in [0,1] + * size = width (or height or depth) of texture * Output: - * U = texcoord in [0, width] - * I0, I1 = two nearest texel indexes + * i0, i1 = returns two nearest texel indexes + * weight = returns blend factor between texels */ -#define COMPUTE_LINEAR_TEXEL_LOCATIONS(wrapMode, S, U, SIZE, I0, I1) \ -{ \ - switch (wrapMode) { \ - case GL_REPEAT: \ - U = S * SIZE - 0.5F; \ - if (img->_IsPowerOfTwo) { \ - I0 = IFLOOR(U) & (SIZE - 1); \ - I1 = (I0 + 1) & (SIZE - 1); \ - } \ - else { \ - I0 = REMAINDER(IFLOOR(U), SIZE); \ - I1 = REMAINDER(I0 + 1, SIZE); \ - } \ - break; \ - case GL_CLAMP_TO_EDGE: \ - if (S <= 0.0F) \ - U = 0.0F; \ - else if (S >= 1.0F) \ - U = (GLfloat) SIZE; \ - else \ - U = S * SIZE; \ - U -= 0.5F; \ - I0 = IFLOOR(U); \ - I1 = I0 + 1; \ - if (I0 < 0) \ - I0 = 0; \ - if (I1 >= (GLint) SIZE) \ - I1 = SIZE - 1; \ - break; \ - case GL_CLAMP_TO_BORDER: \ - { \ - const GLfloat min = -1.0F / (2.0F * SIZE); \ - const GLfloat max = 1.0F - min; \ - if (S <= min) \ - U = min * SIZE; \ - else if (S >= max) \ - U = max * SIZE; \ - else \ - U = S * SIZE; \ - U -= 0.5F; \ - I0 = IFLOOR(U); \ - I1 = I0 + 1; \ - } \ - break; \ - case GL_MIRRORED_REPEAT: \ - { \ - const GLint flr = IFLOOR(S); \ - if (flr & 1) \ - U = 1.0F - (S - (GLfloat) flr); /* flr is odd */ \ - else \ - U = S - (GLfloat) flr; /* flr is even */ \ - U = (U * SIZE) - 0.5F; \ - I0 = IFLOOR(U); \ - I1 = I0 + 1; \ - if (I0 < 0) \ - I0 = 0; \ - if (I1 >= (GLint) SIZE) \ - I1 = SIZE - 1; \ - } \ - break; \ - case GL_MIRROR_CLAMP_EXT: \ - U = FABSF(S); \ - if (U >= 1.0F) \ - U = (GLfloat) SIZE; \ - else \ - U *= SIZE; \ - U -= 0.5F; \ - I0 = IFLOOR(U); \ - I1 = I0 + 1; \ - break; \ - case GL_MIRROR_CLAMP_TO_EDGE_EXT: \ - U = FABSF(S); \ - if (U >= 1.0F) \ - U = (GLfloat) SIZE; \ - else \ - U *= SIZE; \ - U -= 0.5F; \ - I0 = IFLOOR(U); \ - I1 = I0 + 1; \ - if (I0 < 0) \ - I0 = 0; \ - if (I1 >= (GLint) SIZE) \ - I1 = SIZE - 1; \ - break; \ - case GL_MIRROR_CLAMP_TO_BORDER_EXT: \ - { \ - const GLfloat min = -1.0F / (2.0F * SIZE); \ - const GLfloat max = 1.0F - min; \ - U = FABSF(S); \ - if (U <= min) \ - U = min * SIZE; \ - else if (U >= max) \ - U = max * SIZE; \ - else \ - U *= SIZE; \ - U -= 0.5F; \ - I0 = IFLOOR(U); \ - I1 = I0 + 1; \ - } \ - break; \ - case GL_CLAMP: \ - if (S <= 0.0F) \ - U = 0.0F; \ - else if (S >= 1.0F) \ - U = (GLfloat) SIZE; \ - else \ - U = S * SIZE; \ - U -= 0.5F; \ - I0 = IFLOOR(U); \ - I1 = I0 + 1; \ - break; \ - default: \ - _mesa_problem(ctx, "Bad wrap mode"); \ - return; \ - } \ +static INLINE void +linear_texel_locations(GLenum wrapMode, + const struct gl_texture_image *img, + GLint size, GLfloat s, + GLint *i0, GLint *i1, GLfloat *weight) +{ + GLfloat u; + switch (wrapMode) { + case GL_REPEAT: + u = s * size - 0.5F; + if (img->_IsPowerOfTwo) { + *i0 = IFLOOR(u) & (size - 1); + *i1 = (*i0 + 1) & (size - 1); + } + else { + *i0 = REMAINDER(IFLOOR(u), size); + *i1 = REMAINDER(*i0 + 1, size); + } + break; + case GL_CLAMP_TO_EDGE: + if (s <= 0.0F) + u = 0.0F; + else if (s >= 1.0F) + u = (GLfloat) size; + else + u = s * size; + u -= 0.5F; + *i0 = IFLOOR(u); + *i1 = *i0 + 1; + if (*i0 < 0) + *i0 = 0; + if (*i1 >= (GLint) size) + *i1 = size - 1; + break; + case GL_CLAMP_TO_BORDER: + { + const GLfloat min = -1.0F / (2.0F * size); + const GLfloat max = 1.0F - min; + if (s <= min) + u = min * size; + else if (s >= max) + u = max * size; + else + u = s * size; + u -= 0.5F; + *i0 = IFLOOR(u); + *i1 = *i0 + 1; + } + break; + case GL_MIRRORED_REPEAT: + { + const GLint flr = IFLOOR(s); + if (flr & 1) + u = 1.0F - (s - (GLfloat) flr); + else + u = s - (GLfloat) flr; + u = (u * size) - 0.5F; + *i0 = IFLOOR(u); + *i1 = *i0 + 1; + if (*i0 < 0) + *i0 = 0; + if (*i1 >= (GLint) size) + *i1 = size - 1; + } + break; + case GL_MIRROR_CLAMP_EXT: + u = FABSF(s); + if (u >= 1.0F) + u = (GLfloat) size; + else + u *= size; + u -= 0.5F; + *i0 = IFLOOR(u); + *i1 = *i0 + 1; + break; + case GL_MIRROR_CLAMP_TO_EDGE_EXT: + u = FABSF(s); + if (u >= 1.0F) + u = (GLfloat) size; + else + u *= size; + u -= 0.5F; + *i0 = IFLOOR(u); + *i1 = *i0 + 1; + if (*i0 < 0) + *i0 = 0; + if (*i1 >= (GLint) size) + *i1 = size - 1; + break; + case GL_MIRROR_CLAMP_TO_BORDER_EXT: + { + const GLfloat min = -1.0F / (2.0F * size); + const GLfloat max = 1.0F - min; + u = FABSF(s); + if (u <= min) + u = min * size; + else if (u >= max) + u = max * size; + else + u *= size; + u -= 0.5F; + *i0 = IFLOOR(u); + *i1 = *i0 + 1; + } + break; + case GL_CLAMP: + if (s <= 0.0F) + u = 0.0F; + else if (s >= 1.0F) + u = (GLfloat) size; + else + u = s * size; + u -= 0.5F; + *i0 = IFLOOR(u); + *i1 = *i0 + 1; + break; + default: + _mesa_problem(NULL, "Bad wrap mode"); + u = 0.0F; + } + *weight = FRAC(u); } /** * Used to compute texel location for nearest sampling. */ -#define COMPUTE_NEAREST_TEXEL_LOCATION(wrapMode, S, SIZE, I) \ -{ \ - switch (wrapMode) { \ - case GL_REPEAT: \ - /* s limited to [0,1) */ \ - /* i limited to [0,size-1] */ \ - I = IFLOOR(S * SIZE); \ - if (img->_IsPowerOfTwo) \ - I &= (SIZE - 1); \ - else \ - I = REMAINDER(I, SIZE); \ - break; \ - case GL_CLAMP_TO_EDGE: \ - { \ - /* s limited to [min,max] */ \ - /* i limited to [0, size-1] */ \ - const GLfloat min = 1.0F / (2.0F * SIZE); \ - const GLfloat max = 1.0F - min; \ - if (S < min) \ - I = 0; \ - else if (S > max) \ - I = SIZE - 1; \ - else \ - I = IFLOOR(S * SIZE); \ - } \ - break; \ - case GL_CLAMP_TO_BORDER: \ - { \ - /* s limited to [min,max] */ \ - /* i limited to [-1, size] */ \ - const GLfloat min = -1.0F / (2.0F * SIZE); \ - const GLfloat max = 1.0F - min; \ - if (S <= min) \ - I = -1; \ - else if (S >= max) \ - I = SIZE; \ - else \ - I = IFLOOR(S * SIZE); \ - } \ - break; \ - case GL_MIRRORED_REPEAT: \ - { \ - const GLfloat min = 1.0F / (2.0F * SIZE); \ - const GLfloat max = 1.0F - min; \ - const GLint flr = IFLOOR(S); \ - GLfloat u; \ - if (flr & 1) \ - u = 1.0F - (S - (GLfloat) flr); /* flr is odd */ \ - else \ - u = S - (GLfloat) flr; /* flr is even */ \ - if (u < min) \ - I = 0; \ - else if (u > max) \ - I = SIZE - 1; \ - else \ - I = IFLOOR(u * SIZE); \ - } \ - break; \ - case GL_MIRROR_CLAMP_EXT: \ - { \ - /* s limited to [0,1] */ \ - /* i limited to [0,size-1] */ \ - const GLfloat u = FABSF(S); \ - if (u <= 0.0F) \ - I = 0; \ - else if (u >= 1.0F) \ - I = SIZE - 1; \ - else \ - I = IFLOOR(u * SIZE); \ - } \ - break; \ - case GL_MIRROR_CLAMP_TO_EDGE_EXT: \ - { \ - /* s limited to [min,max] */ \ - /* i limited to [0, size-1] */ \ - const GLfloat min = 1.0F / (2.0F * SIZE); \ - const GLfloat max = 1.0F - min; \ - const GLfloat u = FABSF(S); \ - if (u < min) \ - I = 0; \ - else if (u > max) \ - I = SIZE - 1; \ - else \ - I = IFLOOR(u * SIZE); \ - } \ - break; \ - case GL_MIRROR_CLAMP_TO_BORDER_EXT: \ - { \ - /* s limited to [min,max] */ \ - /* i limited to [0, size-1] */ \ - const GLfloat min = -1.0F / (2.0F * SIZE); \ - const GLfloat max = 1.0F - min; \ - const GLfloat u = FABSF(S); \ - if (u < min) \ - I = -1; \ - else if (u > max) \ - I = SIZE; \ - else \ - I = IFLOOR(u * SIZE); \ - } \ - break; \ - case GL_CLAMP: \ - /* s limited to [0,1] */ \ - /* i limited to [0,size-1] */ \ - if (S <= 0.0F) \ - I = 0; \ - else if (S >= 1.0F) \ - I = SIZE - 1; \ - else \ - I = IFLOOR(S * SIZE); \ - break; \ - default: \ - _mesa_problem(ctx, "Bad wrap mode"); \ - return; \ - } \ +static INLINE GLint +nearest_texel_location(GLenum wrapMode, + const struct gl_texture_image *img, + GLint size, GLfloat s) +{ + GLint i; + + switch (wrapMode) { + case GL_REPEAT: + /* s limited to [0,1) */ + /* i limited to [0,size-1] */ + i = IFLOOR(s * size); + if (img->_IsPowerOfTwo) + i &= (size - 1); + else + i = REMAINDER(i, size); + return i; + case GL_CLAMP_TO_EDGE: + { + /* s limited to [min,max] */ + /* i limited to [0, size-1] */ + const GLfloat min = 1.0F / (2.0F * size); + const GLfloat max = 1.0F - min; + if (s < min) + i = 0; + else if (s > max) + i = size - 1; + else + i = IFLOOR(s * size); + } + return i; + case GL_CLAMP_TO_BORDER: + { + /* s limited to [min,max] */ + /* i limited to [-1, size] */ + const GLfloat min = -1.0F / (2.0F * size); + const GLfloat max = 1.0F - min; + if (s <= min) + i = -1; + else if (s >= max) + i = size; + else + i = IFLOOR(s * size); + } + return i; + case GL_MIRRORED_REPEAT: + { + const GLfloat min = 1.0F / (2.0F * size); + const GLfloat max = 1.0F - min; + const GLint flr = IFLOOR(s); + GLfloat u; + if (flr & 1) + u = 1.0F - (s - (GLfloat) flr); + else + u = s - (GLfloat) flr; + if (u < min) + i = 0; + else if (u > max) + i = size - 1; + else + i = IFLOOR(u * size); + } + return i; + case GL_MIRROR_CLAMP_EXT: + { + /* s limited to [0,1] */ + /* i limited to [0,size-1] */ + const GLfloat u = FABSF(s); + if (u <= 0.0F) + i = 0; + else if (u >= 1.0F) + i = size - 1; + else + i = IFLOOR(u * size); + } + return i; + case GL_MIRROR_CLAMP_TO_EDGE_EXT: + { + /* s limited to [min,max] */ + /* i limited to [0, size-1] */ + const GLfloat min = 1.0F / (2.0F * size); + const GLfloat max = 1.0F - min; + const GLfloat u = FABSF(s); + if (u < min) + i = 0; + else if (u > max) + i = size - 1; + else + i = IFLOOR(u * size); + } + return i; + case GL_MIRROR_CLAMP_TO_BORDER_EXT: + { + /* s limited to [min,max] */ + /* i limited to [0, size-1] */ + const GLfloat min = -1.0F / (2.0F * size); + const GLfloat max = 1.0F - min; + const GLfloat u = FABSF(s); + if (u < min) + i = -1; + else if (u > max) + i = size; + else + i = IFLOOR(u * size); + } + return i; + case GL_CLAMP: + /* s limited to [0,1] */ + /* i limited to [0,size-1] */ + if (s <= 0.0F) + i = 0; + else if (s >= 1.0F) + i = size - 1; + else + i = IFLOOR(s * size); + return i; + default: + _mesa_problem(NULL, "Bad wrap mode"); + return 0; + } } /* Power of two image sizes only */ -#define COMPUTE_LINEAR_REPEAT_TEXEL_LOCATION(S, U, SIZE, I0, I1) \ -{ \ - U = S * SIZE - 0.5F; \ - I0 = IFLOOR(U) & (SIZE - 1); \ - I1 = (I0 + 1) & (SIZE - 1); \ +static INLINE void +linear_repeat_texel_location(GLuint size, GLfloat s, + GLint *i0, GLint *i1, GLfloat *weight) +{ + GLfloat u = s * size - 0.5F; + *i0 = IFLOOR(u) & (size - 1); + *i1 = (*i0 + 1) & (size - 1); + *weight = FRAC(u); } @@ -516,17 +540,6 @@ nearest_mipmap_level(const struct gl_texture_object *tObj, GLfloat lambda) /* - * Note, the FRAC macro has to work perfectly. Otherwise you'll sometimes - * see 1-pixel bands of improperly weighted linear-filtered textures. - * The tests/texwrap.c demo is a good test. - * Also note, FRAC(x) doesn't truly return the fractional part of x for x < 0. - * Instead, if x < 0 then FRAC(x) = 1 - true_frac(x). - */ -#define FRAC(f) ((f) - IFLOOR(f)) - - - -/* * Bitflags for texture border color sampling. */ #define I0BIT 1 @@ -538,7 +551,7 @@ nearest_mipmap_level(const struct gl_texture_object *tObj, GLfloat lambda) -/* +/** * The lambda[] array values are always monotonic. Either the whole span * will be minified, magnified, or split between the two. This function * determines the subranges in [0, n-1] that are to be minified or magnified. @@ -651,10 +664,10 @@ compute_min_mag_ranges(const struct gl_texture_object *tObj, /* 1-D Texture Sampling Functions */ /**********************************************************************/ -/* +/** * Return the texture sample for coordinate (s) using GL_NEAREST filter. */ -static void +static INLINE void sample_1d_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, @@ -662,7 +675,7 @@ sample_1d_nearest(GLcontext *ctx, { const GLint width = img->Width2; /* without border, power of two */ GLint i; - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoord[0], width, i); + i = nearest_texel_location(tObj->WrapS, img, width, texcoord[0]); /* skip over the border, if any */ i += img->Border; if (i < 0 || i >= (GLint) img->Width) { @@ -675,10 +688,10 @@ sample_1d_nearest(GLcontext *ctx, } -/* +/** * Return the texture sample for coordinate (s) using GL_LINEAR filter. */ -static void +static INLINE void sample_1d_linear(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, @@ -686,12 +699,11 @@ sample_1d_linear(GLcontext *ctx, { const GLint width = img->Width2; GLint i0, i1; - GLfloat u; GLbitfield useBorderColor = 0x0; GLfloat a; GLchan t0[4], t1[4]; /* texels */ - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoord[0], u, width, i0, i1); + linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); if (img->Border) { i0 += img->Border; @@ -716,7 +728,6 @@ sample_1d_linear(GLcontext *ctx, img->FetchTexelc(img, i1, 0, 0, t1); } - a = FRAC(u); lerp_rgba(rgba, a, t0, t1); } @@ -776,7 +787,6 @@ sample_1d_nearest_mipmap_linear(GLcontext *ctx, } - static void sample_1d_linear_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, @@ -802,7 +812,7 @@ sample_1d_linear_mipmap_linear(GLcontext *ctx, } - +/** Sample 1D texture, nearest filtering for both min/magnification */ static void sample_nearest_1d( GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, @@ -812,13 +822,13 @@ sample_nearest_1d( GLcontext *ctx, GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; (void) lambda; - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_1d_nearest(ctx, tObj, image, texcoords[i], rgba[i]); } } - +/** Sample 1D texture, linear filtering for both min/magnification */ static void sample_linear_1d( GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, @@ -828,17 +838,13 @@ sample_linear_1d( GLcontext *ctx, GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; (void) lambda; - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_1d_linear(ctx, tObj, image, texcoords[i], rgba[i]); } } -/* - * Given an (s) texture coordinate and lambda (level of detail) value, - * return a texture sample. - * - */ +/** Sample 1D texture, using lambda to choose between min/magnification */ static void sample_lambda_1d( GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, @@ -915,7 +921,7 @@ sample_lambda_1d( GLcontext *ctx, /**********************************************************************/ -/* +/** * Return the texture sample for coordinate (s,t) using GL_NEAREST filter. */ static INLINE void @@ -930,8 +936,8 @@ sample_2d_nearest(GLcontext *ctx, GLint i, j; (void) ctx; - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoord[0], width, i); - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapT, texcoord[1], height, j); + i = nearest_texel_location(tObj->WrapS, img, width, texcoord[0]); + j = nearest_texel_location(tObj->WrapT, img, height, texcoord[1]); /* skip over the border, if any */ i += img->Border; @@ -947,7 +953,6 @@ sample_2d_nearest(GLcontext *ctx, } - /** * Return the texture sample for coordinate (s,t) using GL_LINEAR filter. * New sampling code contributed by Lynn Quam <quam@ai.sri.com>. @@ -963,12 +968,11 @@ sample_2d_linear(GLcontext *ctx, const GLint height = img->Height2; GLint i0, j0, i1, j1; GLbitfield useBorderColor = 0x0; - GLfloat u, v; GLfloat a, b; GLchan t00[4], t10[4], t01[4], t11[4]; /* sampled texel colors */ - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoord[0], u, width, i0, i1); - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapT, texcoord[1], v, height, j0, j1); + linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); + linear_texel_locations(tObj->WrapT, img, height, texcoord[1], &j0, &j1, &b); if (img->Border) { i0 += img->Border; @@ -1009,13 +1013,11 @@ sample_2d_linear(GLcontext *ctx, img->FetchTexelc(img, i1, j1, 0, t11); } - a = FRAC(u); - b = FRAC(v); lerp_rgba_2d(rgba, a, b, t00, t10, t01, t11); } -/* +/** * As above, but we know WRAP_S == REPEAT and WRAP_T == REPEAT. * We don't have to worry about the texture border. */ @@ -1029,8 +1031,7 @@ sample_2d_linear_repeat(GLcontext *ctx, const GLint width = img->Width2; const GLint height = img->Height2; GLint i0, j0, i1, j1; - GLfloat u, v; - GLfloat a, b; + GLfloat wi, wj; GLchan t00[4], t10[4], t01[4], t11[4]; /* sampled texel colors */ (void) ctx; @@ -1041,21 +1042,18 @@ sample_2d_linear_repeat(GLcontext *ctx, ASSERT(img->TexFormat->BaseFormat != GL_COLOR_INDEX); ASSERT(img->_IsPowerOfTwo); - COMPUTE_LINEAR_REPEAT_TEXEL_LOCATION(texcoord[0], u, width, i0, i1); - COMPUTE_LINEAR_REPEAT_TEXEL_LOCATION(texcoord[1], v, height, j0, j1); + linear_repeat_texel_location(width, texcoord[0], &i0, &i1, &wi); + linear_repeat_texel_location(height, texcoord[1], &j0, &j1, &wj); img->FetchTexelc(img, i0, j0, 0, t00); img->FetchTexelc(img, i1, j0, 0, t10); img->FetchTexelc(img, i0, j1, 0, t01); img->FetchTexelc(img, i1, j1, 0, t11); - a = FRAC(u); - b = FRAC(v); - lerp_rgba_2d(rgba, a, b, t00, t10, t01, t11); + lerp_rgba_2d(rgba, wi, wj, t00, t10, t01, t11); } - static void sample_2d_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, @@ -1070,7 +1068,6 @@ sample_2d_nearest_mipmap_nearest(GLcontext *ctx, } - static void sample_2d_linear_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, @@ -1086,7 +1083,6 @@ sample_2d_linear_mipmap_nearest(GLcontext *ctx, } - static void sample_2d_nearest_mipmap_linear(GLcontext *ctx, const struct gl_texture_object *tObj, @@ -1112,8 +1108,6 @@ sample_2d_nearest_mipmap_linear(GLcontext *ctx, } - -/* Trilinear filtering */ static void sample_2d_linear_mipmap_linear( GLcontext *ctx, const struct gl_texture_object *tObj, @@ -1140,10 +1134,10 @@ sample_2d_linear_mipmap_linear( GLcontext *ctx, static void -sample_2d_linear_mipmap_linear_repeat( GLcontext *ctx, - const struct gl_texture_object *tObj, - GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4] ) +sample_2d_linear_mipmap_linear_repeat(GLcontext *ctx, + const struct gl_texture_object *tObj, + GLuint n, const GLfloat texcoord[][4], + const GLfloat lambda[], GLchan rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -1158,35 +1152,38 @@ sample_2d_linear_mipmap_linear_repeat( GLcontext *ctx, else { GLchan t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); - sample_2d_linear_repeat(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); - sample_2d_linear_repeat(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); + sample_2d_linear_repeat(ctx, tObj, tObj->Image[0][level ], + texcoord[i], t0); + sample_2d_linear_repeat(ctx, tObj, tObj->Image[0][level+1], + texcoord[i], t1); lerp_rgba(rgba[i], f, t0, t1); } } } +/** Sample 2D texture, nearest filtering for both min/magnification */ static void -sample_nearest_2d( GLcontext *ctx, - const struct gl_texture_object *tObj, GLuint n, - const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4] ) +sample_nearest_2d(GLcontext *ctx, + const struct gl_texture_object *tObj, GLuint n, + const GLfloat texcoords[][4], + const GLfloat lambda[], GLchan rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; (void) lambda; - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_2d_nearest(ctx, tObj, image, texcoords[i], rgba[i]); } } - +/** Sample 2D texture, linear filtering for both min/magnification */ static void -sample_linear_2d( GLcontext *ctx, - const struct gl_texture_object *tObj, GLuint n, - const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4] ) +sample_linear_2d(GLcontext *ctx, + const struct gl_texture_object *tObj, GLuint n, + const GLfloat texcoords[][4], + const GLfloat lambda[], GLchan rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; @@ -1195,19 +1192,19 @@ sample_linear_2d( GLcontext *ctx, tObj->WrapT == GL_REPEAT && image->_IsPowerOfTwo && image->Border == 0) { - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_2d_linear_repeat(ctx, tObj, image, texcoords[i], rgba[i]); } } else { - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_2d_linear(ctx, tObj, image, texcoords[i], rgba[i]); } } } -/* +/** * Optimized 2-D texture sampling: * S and T wrap mode == GL_REPEAT * GL_NEAREST min/mag filter @@ -1216,10 +1213,10 @@ sample_linear_2d( GLcontext *ctx, * Format = GL_RGB */ static void -opt_sample_rgb_2d( GLcontext *ctx, - const struct gl_texture_object *tObj, - GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4] ) +opt_sample_rgb_2d(GLcontext *ctx, + const struct gl_texture_object *tObj, + GLuint n, const GLfloat texcoords[][4], + const GLfloat lambda[], GLchan rgba[][4]) { const struct gl_texture_image *img = tObj->Image[0][tObj->BaseLevel]; const GLfloat width = (GLfloat) img->Width; @@ -1248,7 +1245,7 @@ opt_sample_rgb_2d( GLcontext *ctx, } -/* +/** * Optimized 2-D texture sampling: * S and T wrap mode == GL_REPEAT * GL_NEAREST min/mag filter @@ -1257,10 +1254,10 @@ opt_sample_rgb_2d( GLcontext *ctx, * Format = GL_RGBA */ static void -opt_sample_rgba_2d( GLcontext *ctx, - const struct gl_texture_object *tObj, - GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4] ) +opt_sample_rgba_2d(GLcontext *ctx, + const struct gl_texture_object *tObj, + GLuint n, const GLfloat texcoords[][4], + const GLfloat lambda[], GLchan rgba[][4]) { const struct gl_texture_image *img = tObj->Image[0][tObj->BaseLevel]; const GLfloat width = (GLfloat) img->Width; @@ -1287,15 +1284,12 @@ opt_sample_rgba_2d( GLcontext *ctx, } -/* - * Given an array of texture coordinate and lambda (level of detail) - * values, return an array of texture sample. - */ +/** Sample 2D texture, using lambda to choose between min/magnification */ static void -sample_lambda_2d( GLcontext *ctx, - const struct gl_texture_object *tObj, - GLuint n, const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4] ) +sample_lambda_2d(GLcontext *ctx, + const struct gl_texture_object *tObj, + GLuint n, const GLfloat texcoords[][4], + const GLfloat lambda[], GLchan rgba[][4]) { const struct gl_texture_image *tImg = tObj->Image[0][tObj->BaseLevel]; GLuint minStart, minEnd; /* texels with minification */ @@ -1409,10 +1403,10 @@ sample_lambda_2d( GLcontext *ctx, /* 3-D Texture Sampling Functions */ /**********************************************************************/ -/* +/** * Return the texture sample for coordinate (s,t,r) using GL_NEAREST filter. */ -static void +static INLINE void sample_3d_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, const struct gl_texture_image *img, @@ -1425,9 +1419,9 @@ sample_3d_nearest(GLcontext *ctx, GLint i, j, k; (void) ctx; - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoord[0], width, i); - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapT, texcoord[1], height, j); - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapR, texcoord[2], depth, k); + i = nearest_texel_location(tObj->WrapS, img, width, texcoord[0]); + j = nearest_texel_location(tObj->WrapT, img, height, texcoord[1]); + k = nearest_texel_location(tObj->WrapR, img, depth, texcoord[2]); if (i < 0 || i >= (GLint) img->Width || j < 0 || j >= (GLint) img->Height || @@ -1441,8 +1435,7 @@ sample_3d_nearest(GLcontext *ctx, } - -/* +/** * Return the texture sample for coordinate (s,t,r) using GL_LINEAR filter. */ static void @@ -1457,14 +1450,13 @@ sample_3d_linear(GLcontext *ctx, const GLint depth = img->Depth2; GLint i0, j0, k0, i1, j1, k1; GLbitfield useBorderColor = 0x0; - GLfloat u, v, w; GLfloat a, b, c; GLchan t000[4], t010[4], t001[4], t011[4]; GLchan t100[4], t110[4], t101[4], t111[4]; - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoord[0], u, width, i0, i1); - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapT, texcoord[1], v, height, j0, j1); - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapR, texcoord[2], w, depth, k0, k1); + linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); + linear_texel_locations(tObj->WrapT, img, height, texcoord[1], &j0, &j1, &b); + linear_texel_locations(tObj->WrapR, img, depth, texcoord[2], &k0, &k1, &c); if (img->Border) { i0 += img->Border; @@ -1536,14 +1528,10 @@ sample_3d_linear(GLcontext *ctx, } /* trilinear interpolation of samples */ - a = FRAC(u); - b = FRAC(v); - c = FRAC(w); lerp_rgba_3d(rgba, a, b, c, t000, t100, t010, t110, t001, t101, t011, t111); } - static void sample_3d_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, @@ -1623,6 +1611,7 @@ sample_3d_linear_mipmap_linear(GLcontext *ctx, } +/** Sample 3D texture, nearest filtering for both min/magnification */ static void sample_nearest_3d(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, @@ -1632,37 +1621,34 @@ sample_nearest_3d(GLcontext *ctx, GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; (void) lambda; - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_3d_nearest(ctx, tObj, image, texcoords[i], rgba[i]); } } - +/** Sample 3D texture, linear filtering for both min/magnification */ static void -sample_linear_3d( GLcontext *ctx, - const struct gl_texture_object *tObj, GLuint n, - const GLfloat texcoords[][4], - const GLfloat lambda[], GLchan rgba[][4] ) +sample_linear_3d(GLcontext *ctx, + const struct gl_texture_object *tObj, GLuint n, + const GLfloat texcoords[][4], + const GLfloat lambda[], GLchan rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; (void) lambda; - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_3d_linear(ctx, tObj, image, texcoords[i], rgba[i]); } } -/* - * Given an (s,t,r) texture coordinate and lambda (level of detail) value, - * return a texture sample. - */ +/** Sample 3D texture, using lambda to choose between min/magnification */ static void -sample_lambda_3d( GLcontext *ctx, - const struct gl_texture_object *tObj, GLuint n, - const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4] ) +sample_lambda_3d(GLcontext *ctx, + const struct gl_texture_object *tObj, GLuint n, + const GLfloat texcoords[][4], const GLfloat lambda[], + GLchan rgba[][4]) { GLuint minStart, minEnd; /* texels with minification */ GLuint magStart, magEnd; /* texels with magnification */ @@ -1951,11 +1937,12 @@ sample_cube_linear_mipmap_linear(GLcontext *ctx, } +/** Sample cube texture, using lambda to choose between min/magnification */ static void -sample_lambda_cube( GLcontext *ctx, - const struct gl_texture_object *tObj, GLuint n, - const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) +sample_lambda_cube(GLcontext *ctx, + const struct gl_texture_object *tObj, GLuint n, + const GLfloat texcoords[][4], const GLfloat lambda[], + GLchan rgba[][4]) { GLuint minStart, minEnd; /* texels with minification */ GLuint magStart, magEnd; /* texels with magnification */ @@ -2031,50 +2018,58 @@ sample_lambda_cube( GLcontext *ctx, static INLINE GLint clamp_rect_coord_nearest(GLenum wrapMode, GLfloat coord, GLint max) { - if (wrapMode == GL_CLAMP) { + switch (wrapMode) { + case GL_CLAMP: return IFLOOR( CLAMP(coord, 0.0F, max - 1) ); - } - else if (wrapMode == GL_CLAMP_TO_EDGE) { + case GL_CLAMP_TO_EDGE: return IFLOOR( CLAMP(coord, 0.5F, max - 0.5F) ); - } - else { + case GL_CLAMP_TO_BORDER: return IFLOOR( CLAMP(coord, -0.5F, max + 0.5F) ); + default: + _mesa_problem(NULL, "bad wrapMode in clamp_rect_coord_nearest"); + return 0; } } -/* +/** * As above, but GL_LINEAR filtering. */ static INLINE void clamp_rect_coord_linear(GLenum wrapMode, GLfloat coord, GLint max, - GLint *i0out, GLint *i1out) + GLint *i0out, GLint *i1out, GLfloat *weight) { GLfloat fcol; GLint i0, i1; - if (wrapMode == GL_CLAMP) { + switch (wrapMode) { + case GL_CLAMP: /* Not exactly what the spec says, but it matches NVIDIA output */ fcol = CLAMP(coord - 0.5F, 0.0, max-1); i0 = IFLOOR(fcol); i1 = i0 + 1; - } - else if (wrapMode == GL_CLAMP_TO_EDGE) { + break; + case GL_CLAMP_TO_EDGE: fcol = CLAMP(coord, 0.5F, max - 0.5F); fcol -= 0.5F; i0 = IFLOOR(fcol); i1 = i0 + 1; if (i1 > max - 1) i1 = max - 1; - } - else { - ASSERT(wrapMode == GL_CLAMP_TO_BORDER); + break; + case GL_CLAMP_TO_BORDER: fcol = CLAMP(coord, -0.5F, max + 0.5F); fcol -= 0.5F; i0 = IFLOOR(fcol); i1 = i0 + 1; + break; + default: + _mesa_problem(NULL, "bad wrapMode in clamp_rect_coord_linear"); + i0 = i1 = 0; + fcol = 0.0F; } *i0out = i0; *i1out = i1; + *weight = FRAC(fcol); } @@ -2085,10 +2080,8 @@ sample_nearest_rect(GLcontext *ctx, GLchan rgba[][4]) { const struct gl_texture_image *img = tObj->Image[0][0]; - const GLfloat width = (GLfloat) img->Width; - const GLfloat height = (GLfloat) img->Height; - const GLint width_minus_1 = img->Width - 1; - const GLint height_minus_1 = img->Height - 1; + const GLint width = img->Width; + const GLint height = img->Height; GLuint i; (void) ctx; @@ -2106,7 +2099,7 @@ sample_nearest_rect(GLcontext *ctx, GLint row, col; col = clamp_rect_coord_nearest(tObj->WrapS, texcoords[i][0], width); row = clamp_rect_coord_nearest(tObj->WrapT, texcoords[i][1], height); - if (col < 0 || col > width_minus_1 || row < 0 || row > height_minus_1) + if (col < 0 || col >= width || row < 0 || row >= height) COPY_CHAN4(rgba[i], tObj->_BorderChan); else img->FetchTexelc(img, col, row, 0, rgba[i]); @@ -2121,10 +2114,8 @@ sample_linear_rect(GLcontext *ctx, const GLfloat lambda[], GLchan rgba[][4]) { const struct gl_texture_image *img = tObj->Image[0][0]; - const GLfloat width = (GLfloat) img->Width; - const GLfloat height = (GLfloat) img->Height; - const GLint width_minus_1 = img->Width - 1; - const GLint height_minus_1 = img->Height - 1; + const GLint width = img->Width; + const GLint height = img->Height; GLuint i; (void) ctx; @@ -2138,64 +2129,22 @@ sample_linear_rect(GLcontext *ctx, tObj->WrapT == GL_CLAMP_TO_BORDER); ASSERT(img->TexFormat->BaseFormat != GL_COLOR_INDEX); - /* XXX lots of opportunity for optimization in this loop */ for (i = 0; i < n; i++) { - GLfloat frow, fcol; GLint i0, j0, i1, j1; GLchan t00[4], t01[4], t10[4], t11[4]; GLfloat a, b; GLbitfield useBorderColor = 0x0; - /* NOTE: we DO NOT use [0, 1] texture coordinates! */ - if (tObj->WrapS == GL_CLAMP) { - /* Not exactly what the spec says, but it matches NVIDIA output */ - fcol = CLAMP(texcoords[i][0] - 0.5F, 0.0, width_minus_1); - i0 = IFLOOR(fcol); - i1 = i0 + 1; - } - else if (tObj->WrapS == GL_CLAMP_TO_EDGE) { - fcol = CLAMP(texcoords[i][0], 0.5F, width - 0.5F); - fcol -= 0.5F; - i0 = IFLOOR(fcol); - i1 = i0 + 1; - if (i1 > width_minus_1) - i1 = width_minus_1; - } - else { - ASSERT(tObj->WrapS == GL_CLAMP_TO_BORDER); - fcol = CLAMP(texcoords[i][0], -0.5F, width + 0.5F); - fcol -= 0.5F; - i0 = IFLOOR(fcol); - i1 = i0 + 1; - } - - if (tObj->WrapT == GL_CLAMP) { - /* Not exactly what the spec says, but it matches NVIDIA output */ - frow = CLAMP(texcoords[i][1] - 0.5F, 0.0, width_minus_1); - j0 = IFLOOR(frow); - j1 = j0 + 1; - } - else if (tObj->WrapT == GL_CLAMP_TO_EDGE) { - frow = CLAMP(texcoords[i][1], 0.5F, height - 0.5F); - frow -= 0.5F; - j0 = IFLOOR(frow); - j1 = j0 + 1; - if (j1 > height_minus_1) - j1 = height_minus_1; - } - else { - ASSERT(tObj->WrapT == GL_CLAMP_TO_BORDER); - frow = CLAMP(texcoords[i][1], -0.5F, height + 0.5F); - frow -= 0.5F; - j0 = IFLOOR(frow); - j1 = j0 + 1; - } + clamp_rect_coord_linear(tObj->WrapS, texcoords[i][0], width, + &i0, &i1, &a); + clamp_rect_coord_linear(tObj->WrapT, texcoords[i][1], height, + &j0, &j1, &b); /* compute integer rows/columns */ - if (i0 < 0 || i0 > width_minus_1) useBorderColor |= I0BIT; - if (i1 < 0 || i1 > width_minus_1) useBorderColor |= I1BIT; - if (j0 < 0 || j0 > height_minus_1) useBorderColor |= J0BIT; - if (j1 < 0 || j1 > height_minus_1) useBorderColor |= J1BIT; + if (i0 < 0 || i0 >= width) useBorderColor |= I0BIT; + if (i1 < 0 || i1 >= width) useBorderColor |= I1BIT; + if (j0 < 0 || j0 >= height) useBorderColor |= J0BIT; + if (j1 < 0 || j1 >= height) useBorderColor |= J1BIT; /* get four texel samples */ if (useBorderColor & (I0BIT | J0BIT)) @@ -2218,20 +2167,17 @@ sample_linear_rect(GLcontext *ctx, else img->FetchTexelc(img, i1, j1, 0, t11); - /* compute interpolants */ - a = FRAC(fcol); - b = FRAC(frow); - lerp_rgba_2d(rgba[i], a, b, t00, t10, t01, t11); } } +/** Sample Rect texture, using lambda to choose between min/magnification */ static void -sample_lambda_rect( GLcontext *ctx, - const struct gl_texture_object *tObj, GLuint n, - const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) +sample_lambda_rect(GLcontext *ctx, + const struct gl_texture_object *tObj, GLuint n, + const GLfloat texcoords[][4], const GLfloat lambda[], + GLchan rgba[][4]) { GLuint minStart, minEnd, magStart, magEnd; @@ -2243,22 +2189,22 @@ sample_lambda_rect( GLcontext *ctx, if (minStart < minEnd) { if (tObj->MinFilter == GL_NEAREST) { - sample_nearest_rect( ctx, tObj, minEnd - minStart, - texcoords + minStart, NULL, rgba + minStart); + sample_nearest_rect(ctx, tObj, minEnd - minStart, + texcoords + minStart, NULL, rgba + minStart); } else { - sample_linear_rect( ctx, tObj, minEnd - minStart, - texcoords + minStart, NULL, rgba + minStart); + sample_linear_rect(ctx, tObj, minEnd - minStart, + texcoords + minStart, NULL, rgba + minStart); } } if (magStart < magEnd) { if (tObj->MagFilter == GL_NEAREST) { - sample_nearest_rect( ctx, tObj, magEnd - magStart, - texcoords + magStart, NULL, rgba + magStart); + sample_nearest_rect(ctx, tObj, magEnd - magStart, + texcoords + magStart, NULL, rgba + magStart); } else { - sample_linear_rect( ctx, tObj, magEnd - magStart, - texcoords + magStart, NULL, rgba + magStart); + sample_linear_rect(ctx, tObj, magEnd - magStart, + texcoords + magStart, NULL, rgba + magStart); } } } @@ -2269,7 +2215,7 @@ sample_lambda_rect( GLcontext *ctx, /* 2D Texture Array Sampling Functions */ /**********************************************************************/ -/* +/** * Return the texture sample for coordinate (s,t,r) using GL_NEAREST filter. */ static void @@ -2286,8 +2232,8 @@ sample_2d_array_nearest(GLcontext *ctx, GLint array; (void) ctx; - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoord[0], width, i); - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapT, texcoord[1], height, j); + i = nearest_texel_location(tObj->WrapS, img, width, texcoord[0]); + j = nearest_texel_location(tObj->WrapT, img, height, texcoord[1]); array = clamp_rect_coord_nearest(tObj->WrapR, texcoord[2], depth); if (i < 0 || i >= (GLint) img->Width || @@ -2302,8 +2248,7 @@ sample_2d_array_nearest(GLcontext *ctx, } - -/* +/** * Return the texture sample for coordinate (s,t,r) using GL_LINEAR filter. */ static void @@ -2319,12 +2264,11 @@ sample_2d_array_linear(GLcontext *ctx, GLint i0, j0, i1, j1; GLint array; GLbitfield useBorderColor = 0x0; - GLfloat u, v; GLfloat a, b; GLchan t00[4], t01[4], t10[4], t11[4]; - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoord[0], u, width, i0, i1); - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapT, texcoord[1], v, height, j0, j1); + linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); + linear_texel_locations(tObj->WrapT, img, height, texcoord[1], &j0, &j1, &b); array = clamp_rect_coord_nearest(tObj->WrapR, texcoord[2], depth); if (array < 0 || array >= depth) { @@ -2372,19 +2316,16 @@ sample_2d_array_linear(GLcontext *ctx, } /* trilinear interpolation of samples */ - a = FRAC(u); - b = FRAC(v); lerp_rgba_2d(rgba, a, b, t00, t10, t01, t11); } } - static void sample_2d_array_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4] ) + const GLfloat lambda[], GLchan rgba[][4]) { GLuint i; for (i = 0; i < n; i++) { @@ -2428,8 +2369,10 @@ sample_2d_array_nearest_mipmap_linear(GLcontext *ctx, else { GLchan t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); - sample_2d_array_nearest(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); - sample_2d_array_nearest(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); + sample_2d_array_nearest(ctx, tObj, tObj->Image[0][level ], + texcoord[i], t0); + sample_2d_array_nearest(ctx, tObj, tObj->Image[0][level+1], + texcoord[i], t1); lerp_rgba(rgba[i], f, t0, t1); } } @@ -2438,9 +2381,9 @@ sample_2d_array_nearest_mipmap_linear(GLcontext *ctx, static void sample_2d_array_linear_mipmap_linear(GLcontext *ctx, - const struct gl_texture_object *tObj, - GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const struct gl_texture_object *tObj, + GLuint n, const GLfloat texcoord[][4], + const GLfloat lambda[], GLchan rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -2453,30 +2396,34 @@ sample_2d_array_linear_mipmap_linear(GLcontext *ctx, else { GLchan t0[4], t1[4]; /* texels */ const GLfloat f = FRAC(lambda[i]); - sample_2d_array_linear(ctx, tObj, tObj->Image[0][level ], texcoord[i], t0); - sample_2d_array_linear(ctx, tObj, tObj->Image[0][level+1], texcoord[i], t1); + sample_2d_array_linear(ctx, tObj, tObj->Image[0][level ], + texcoord[i], t0); + sample_2d_array_linear(ctx, tObj, tObj->Image[0][level+1], + texcoord[i], t1); lerp_rgba(rgba[i], f, t0, t1); } } } +/** Sample 2D Array texture, nearest filtering for both min/magnification */ static void sample_nearest_2d_array(GLcontext *ctx, - const struct gl_texture_object *tObj, GLuint n, - const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + const struct gl_texture_object *tObj, GLuint n, + const GLfloat texcoords[][4], const GLfloat lambda[], + GLchan rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; (void) lambda; - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_2d_array_nearest(ctx, tObj, image, texcoords[i], rgba[i]); } } +/** Sample 2D Array texture, linear filtering for both min/magnification */ static void sample_linear_2d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, @@ -2486,16 +2433,13 @@ sample_linear_2d_array(GLcontext *ctx, GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; (void) lambda; - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_2d_array_linear(ctx, tObj, image, texcoords[i], rgba[i]); } } -/* - * Given an (s,t,r) texture coordinate and lambda (level of detail) value, - * return a texture sample. - */ +/** Sample 2D Array texture, using lambda to choose between min/magnification */ static void sample_lambda_2d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, @@ -2525,8 +2469,10 @@ sample_lambda_2d_array(GLcontext *ctx, texcoords[i], rgba[i]); break; case GL_NEAREST_MIPMAP_NEAREST: - sample_2d_array_nearest_mipmap_nearest(ctx, tObj, m, texcoords + minStart, - lambda + minStart, rgba + minStart); + sample_2d_array_nearest_mipmap_nearest(ctx, tObj, m, + texcoords + minStart, + lambda + minStart, + rgba + minStart); break; case GL_LINEAR_MIPMAP_NEAREST: sample_2d_array_linear_mipmap_nearest(ctx, tObj, m, @@ -2535,8 +2481,10 @@ sample_lambda_2d_array(GLcontext *ctx, rgba + minStart); break; case GL_NEAREST_MIPMAP_LINEAR: - sample_2d_array_nearest_mipmap_linear(ctx, tObj, m, texcoords + minStart, - lambda + minStart, rgba + minStart); + sample_2d_array_nearest_mipmap_linear(ctx, tObj, m, + texcoords + minStart, + lambda + minStart, + rgba + minStart); break; case GL_LINEAR_MIPMAP_LINEAR: sample_2d_array_linear_mipmap_linear(ctx, tObj, m, @@ -2577,7 +2525,7 @@ sample_lambda_2d_array(GLcontext *ctx, /* 1D Texture Array Sampling Functions */ /**********************************************************************/ -/* +/** * Return the texture sample for coordinate (s,t,r) using GL_NEAREST filter. */ static void @@ -2593,7 +2541,7 @@ sample_1d_array_nearest(GLcontext *ctx, GLint array; (void) ctx; - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoord[0], width, i); + i = nearest_texel_location(tObj->WrapS, img, width, texcoord[0]); array = clamp_rect_coord_nearest(tObj->WrapT, texcoord[1], height); if (i < 0 || i >= (GLint) img->Width || @@ -2607,8 +2555,7 @@ sample_1d_array_nearest(GLcontext *ctx, } - -/* +/** * Return the texture sample for coordinate (s,t,r) using GL_LINEAR filter. */ static void @@ -2623,11 +2570,10 @@ sample_1d_array_linear(GLcontext *ctx, GLint i0, i1; GLint array; GLbitfield useBorderColor = 0x0; - GLfloat u; GLfloat a; GLchan t0[4], t1[4]; - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoord[0], u, width, i0, i1); + linear_texel_locations(tObj->WrapS, img, width, texcoord[0], &i0, &i1, &a); array = clamp_rect_coord_nearest(tObj->WrapT, texcoord[1], height); if (img->Border) { @@ -2657,17 +2603,15 @@ sample_1d_array_linear(GLcontext *ctx, } /* bilinear interpolation of samples */ - a = FRAC(u); lerp_rgba(rgba, a, t0, t1); } - static void sample_1d_array_nearest_mipmap_nearest(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4] ) + const GLfloat lambda[], GLchan rgba[][4]) { GLuint i; for (i = 0; i < n; i++) { @@ -2721,9 +2665,9 @@ sample_1d_array_nearest_mipmap_linear(GLcontext *ctx, static void sample_1d_array_linear_mipmap_linear(GLcontext *ctx, - const struct gl_texture_object *tObj, - GLuint n, const GLfloat texcoord[][4], - const GLfloat lambda[], GLchan rgba[][4]) + const struct gl_texture_object *tObj, + GLuint n, const GLfloat texcoord[][4], + const GLfloat lambda[], GLchan rgba[][4]) { GLuint i; ASSERT(lambda != NULL); @@ -2744,22 +2688,23 @@ sample_1d_array_linear_mipmap_linear(GLcontext *ctx, } +/** Sample 1D Array texture, nearest filtering for both min/magnification */ static void sample_nearest_1d_array(GLcontext *ctx, - const struct gl_texture_object *tObj, GLuint n, - const GLfloat texcoords[][4], const GLfloat lambda[], - GLchan rgba[][4]) + const struct gl_texture_object *tObj, GLuint n, + const GLfloat texcoords[][4], const GLfloat lambda[], + GLchan rgba[][4]) { GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; (void) lambda; - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_1d_array_nearest(ctx, tObj, image, texcoords[i], rgba[i]); } } - +/** Sample 1D Array texture, linear filtering for both min/magnification */ static void sample_linear_1d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, @@ -2769,16 +2714,13 @@ sample_linear_1d_array(GLcontext *ctx, GLuint i; struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel]; (void) lambda; - for (i=0;i<n;i++) { + for (i = 0; i < n; i++) { sample_1d_array_linear(ctx, tObj, image, texcoords[i], rgba[i]); } } -/* - * Given an (s,t,r) texture coordinate and lambda (level of detail) value, - * return a texture sample. - */ +/** Sample 1D Array texture, using lambda to choose between min/magnification */ static void sample_lambda_1d_array(GLcontext *ctx, const struct gl_texture_object *tObj, GLuint n, @@ -2854,9 +2796,7 @@ sample_lambda_1d_array(GLcontext *ctx, } - - -/* +/** * Sample a shadow/depth texture. */ static void @@ -2906,33 +2846,36 @@ sample_depth_texture( GLcontext *ctx, break; case GL_TEXTURE_1D: - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoords[i][0], - width, col); + col = nearest_texel_location(tObj->WrapS, img, width, + texcoords[i][0]); row = 0; slice = 0; break; case GL_TEXTURE_2D: - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoords[i][0], - width, col); - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapT, texcoords[i][1], - height, row); + col = nearest_texel_location(tObj->WrapS, img, width, + texcoords[i][0]); + row = nearest_texel_location(tObj->WrapT, img, height, + texcoords[i][1]); slice = 0; break; case GL_TEXTURE_1D_ARRAY_EXT: - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoords[i][0], - width, col); + col = nearest_texel_location(tObj->WrapS, img, width, + texcoords[i][0]); row = clamp_rect_coord_nearest(tObj->WrapT, texcoords[i][1], height); slice = 0; + break; case GL_TEXTURE_2D_ARRAY_EXT: - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoords[i][0], - width, col); - COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapT, texcoords[i][1], - height, row); + col = nearest_texel_location(tObj->WrapS, img, width, + texcoords[i][0]); + row = nearest_texel_location(tObj->WrapT, img, height, + texcoords[i][1]); slice = clamp_rect_coord_nearest(tObj->WrapR, texcoords[i][2], depth); break; + default: + col = row = slice = 0; } if (col >= 0 && row >= 0 && col < width && row < height && @@ -3007,41 +2950,44 @@ sample_depth_texture( GLcontext *ctx, GLfloat depth00, depth01, depth10, depth11; GLint i0, i1, j0, j1; GLint slice; - GLfloat u, v; + GLfloat a, b; GLuint useBorderTexel; switch (tObj->Target) { case GL_TEXTURE_RECTANGLE_ARB: clamp_rect_coord_linear(tObj->WrapS, texcoords[i][0], - width, &i0, &i1); + width, &i0, &i1, &a); clamp_rect_coord_linear(tObj->WrapT, texcoords[i][1], - height, &j0, &j1); + height, &j0, &j1, &b); slice = 0; break; case GL_TEXTURE_1D: case GL_TEXTURE_2D: - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoords[i][0], - u, width, i0, i1); - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapT, texcoords[i][1], - v, height,j0, j1); + linear_texel_locations(tObj->WrapS, img, width, + texcoords[i][0], &i0, &i1, &a); + linear_texel_locations(tObj->WrapT, img, height, + texcoords[i][1], &j0, &j1, &b); slice = 0; break; case GL_TEXTURE_1D_ARRAY_EXT: - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoords[i][0], - u, width, i0, i1); + linear_texel_locations(tObj->WrapS, img, width, + texcoords[i][0], &i0, &i1, &a); j0 = clamp_rect_coord_nearest(tObj->WrapT, texcoords[i][1], height); j1 = j0; slice = 0; + break; case GL_TEXTURE_2D_ARRAY_EXT: - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoords[i][0], - u, width, i0, i1); - COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapT, texcoords[i][1], - v, height,j0, j1); + linear_texel_locations(tObj->WrapS, img, width, + texcoords[i][0], &i0, &i1, &a); + linear_texel_locations(tObj->WrapT, img, height, + texcoords[i][1], &j0, &j1, &b); slice = clamp_rect_coord_nearest(tObj->WrapR, texcoords[i][2], depth); break; + default: + slice = 0; } useBorderTexel = 0; @@ -3103,8 +3049,6 @@ sample_depth_texture( GLcontext *ctx, if (0) { /* compute a single weighted depth sample and do one comparison */ - const GLfloat a = FRAC(u + 1.0F); - const GLfloat b = FRAC(v + 1.0F); const GLfloat depthSample = lerp_2d(a, b, depth00, depth10, depth01, depth11); if ((depthSample <= texcoords[i][compare_coord] && function == GL_LEQUAL) || @@ -3175,8 +3119,6 @@ sample_depth_texture( GLcontext *ctx, case GL_NONE: /* ordinary bilinear filtering */ { - const GLfloat a = FRAC(u + 1.0F); - const GLfloat b = FRAC(v + 1.0F); const GLfloat depthSample = lerp_2d(a, b, depth00, depth10, depth01, depth11); CLAMPED_FLOAT_TO_CHAN(result, depthSample); @@ -3270,10 +3212,10 @@ sample_depth_texture2(const GLcontext *ctx, GLint col, row, ii, jj, imin, imax, jmin, jmax, samples, count; GLfloat w; GLchan lum; - COMPUTE_NEAREST_TEXEL_LOCATION(texObj->WrapS, texcoords[i][0], - width, col); - COMPUTE_NEAREST_TEXEL_LOCATION(texObj->WrapT, texcoords[i][1], - height, row); + col = nearest_texel_location(texObj->WrapS, img, width, + texcoords[i][0]); + row = nearest_texel_location(texObj->WrapT, img, height, + texcoords[i][1]); imin = col - K; imax = col + K; diff --git a/dist/Mesa/src/mesa/swrast/s_texfilter.h b/dist/Mesa/src/mesa/swrast/s_texfilter.h index e4445e79a..2e265d685 100644 --- a/dist/Mesa/src/mesa/swrast/s_texfilter.h +++ b/dist/Mesa/src/mesa/swrast/s_texfilter.h @@ -27,7 +27,6 @@ #define S_TEXFILTER_H -#include "mtypes.h" #include "swrast.h" diff --git a/dist/Mesa/src/mesa/swrast/s_texstore.c b/dist/Mesa/src/mesa/swrast/s_texstore.c index 547d5b9ea..16b00b9fa 100644 --- a/dist/Mesa/src/mesa/swrast/s_texstore.c +++ b/dist/Mesa/src/mesa/swrast/s_texstore.c @@ -36,17 +36,17 @@ -#include "glheader.h" -#include "imports.h" -#include "colormac.h" -#include "context.h" -#include "convolve.h" -#include "image.h" -#include "macros.h" -#include "mipmap.h" -#include "texformat.h" -#include "teximage.h" -#include "texstore.h" +#include "main/glheader.h" +#include "main/imports.h" +#include "main/colormac.h" +#include "main/context.h" +#include "main/convolve.h" +#include "main/image.h" +#include "main/macros.h" +#include "main/mipmap.h" +#include "main/texformat.h" +#include "main/teximage.h" +#include "main/texstore.h" #include "s_context.h" #include "s_depth.h" @@ -216,9 +216,9 @@ is_depth_format(GLenum format) { switch (format) { case GL_DEPTH_COMPONENT: - case GL_DEPTH_COMPONENT16_SGIX: - case GL_DEPTH_COMPONENT24_SGIX: - case GL_DEPTH_COMPONENT32_SGIX: + case GL_DEPTH_COMPONENT16: + case GL_DEPTH_COMPONENT24: + case GL_DEPTH_COMPONENT32: return GL_TRUE; default: return GL_FALSE; diff --git a/dist/Mesa/src/mesa/swrast/s_triangle.c b/dist/Mesa/src/mesa/swrast/s_triangle.c index 59e15645f..b01f1f967 100644 --- a/dist/Mesa/src/mesa/swrast/s_triangle.c +++ b/dist/Mesa/src/mesa/swrast/s_triangle.c @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 + * Version: 7.3 * * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * @@ -29,12 +29,12 @@ * functions to draw triangles. */ -#include "glheader.h" -#include "context.h" -#include "colormac.h" -#include "imports.h" -#include "macros.h" -#include "texformat.h" +#include "main/glheader.h" +#include "main/context.h" +#include "main/colormac.h" +#include "main/imports.h" +#include "main/macros.h" +#include "main/texformat.h" #include "s_aatriangle.h" #include "s_context.h" @@ -131,7 +131,8 @@ _swrast_culltriangle( GLcontext *ctx, #define SETUP_CODE \ struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0]; \ - struct gl_texture_object *obj = ctx->Texture.Unit[0].Current2D; \ + struct gl_texture_object *obj = \ + ctx->Texture.Unit[0].CurrentTex[TEXTURE_2D_INDEX]; \ const GLint b = obj->BaseLevel; \ const GLfloat twidth = (GLfloat) obj->Image[0][b]->Width; \ const GLfloat theight = (GLfloat) obj->Image[0][b]->Height; \ @@ -182,7 +183,8 @@ _swrast_culltriangle( GLcontext *ctx, #define SETUP_CODE \ struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0]; \ - struct gl_texture_object *obj = ctx->Texture.Unit[0].Current2D; \ + struct gl_texture_object *obj = \ + ctx->Texture.Unit[0].CurrentTex[TEXTURE_2D_INDEX]; \ const GLint b = obj->BaseLevel; \ const GLfloat twidth = (GLfloat) obj->Image[0][b]->Width; \ const GLfloat theight = (GLfloat) obj->Image[0][b]->Height; \ @@ -263,6 +265,7 @@ affine_span(GLcontext *ctx, SWspan *span, struct affine_info *info) { GLchan sample[4]; /* the filtered texture sample */ + const GLuint texEnableSave = ctx->Texture._EnabledUnits; /* Instead of defining a function for each mode, a test is done * between the outer and inner loops. This is to reduce code size @@ -392,6 +395,9 @@ affine_span(GLcontext *ctx, SWspan *span, GLuint i; GLchan *dest = span->array->rgba[0]; + /* Disable tex units so they're not re-applied in swrast_write_rgba_span */ + ctx->Texture._EnabledUnits = 0x0; + span->intTex[0] -= FIXED_HALF; span->intTex[1] -= FIXED_HALF; switch (info->filter) { @@ -493,8 +499,12 @@ affine_span(GLcontext *ctx, SWspan *span, } span->interpMask &= ~SPAN_RGBA; ASSERT(span->arrayMask & SPAN_RGBA); + _swrast_write_rgba_span(ctx, span); + /* re-enable texture units */ + ctx->Texture._EnabledUnits = texEnableSave; + #undef SPAN_NEAREST #undef SPAN_LINEAR } @@ -515,7 +525,8 @@ affine_span(GLcontext *ctx, SWspan *span, #define SETUP_CODE \ struct affine_info info; \ struct gl_texture_unit *unit = ctx->Texture.Unit+0; \ - struct gl_texture_object *obj = unit->Current2D; \ + struct gl_texture_object *obj = \ + ctx->Texture.Unit[0].CurrentTex[TEXTURE_2D_INDEX]; \ const GLint b = obj->BaseLevel; \ const GLfloat twidth = (GLfloat) obj->Image[0][b]->Width; \ const GLfloat theight = (GLfloat) obj->Image[0][b]->Height; \ @@ -785,7 +796,8 @@ fast_persp_span(GLcontext *ctx, SWspan *span, #define SETUP_CODE \ struct persp_info info; \ const struct gl_texture_unit *unit = ctx->Texture.Unit+0; \ - const struct gl_texture_object *obj = unit->Current2D; \ + struct gl_texture_object *obj = \ + ctx->Texture.Unit[0].CurrentTex[TEXTURE_2D_INDEX]; \ const GLint b = obj->BaseLevel; \ info.texture = (const GLchan *) obj->Image[0][b]->Data; \ info.twidth_log2 = obj->Image[0][b]->WidthLog2; \ @@ -1041,7 +1053,8 @@ _swrast_choose_triangle( GLcontext *ctx ) const struct gl_texture_image *texImg; GLenum minFilter, magFilter, envMode; GLint format; - texObj2D = ctx->Texture.Unit[0].Current2D; + texObj2D = ctx->Texture.Unit[0].CurrentTex[TEXTURE_2D_INDEX]; + texImg = texObj2D ? texObj2D->Image[0][texObj2D->BaseLevel] : NULL; format = texImg ? texImg->TexFormat->MesaFormat : -1; minFilter = texObj2D ? texObj2D->MinFilter : (GLenum) 0; diff --git a/dist/Mesa/src/mesa/swrast/s_triangle.h b/dist/Mesa/src/mesa/swrast/s_triangle.h index 0de812500..b81932c73 100644 --- a/dist/Mesa/src/mesa/swrast/s_triangle.h +++ b/dist/Mesa/src/mesa/swrast/s_triangle.h @@ -28,7 +28,6 @@ #define S_TRIANGLES_H -#include "mtypes.h" #include "swrast.h" diff --git a/dist/Mesa/src/mesa/swrast/s_zoom.c b/dist/Mesa/src/mesa/swrast/s_zoom.c index 4473078b7..a48eae192 100644 --- a/dist/Mesa/src/mesa/swrast/s_zoom.c +++ b/dist/Mesa/src/mesa/swrast/s_zoom.c @@ -22,10 +22,10 @@ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -#include "glheader.h" -#include "macros.h" -#include "imports.h" -#include "colormac.h" +#include "main/glheader.h" +#include "main/macros.h" +#include "main/imports.h" +#include "main/colormac.h" #include "s_context.h" #include "s_span.h" diff --git a/dist/Mesa/src/mesa/swrast/s_zoom.h b/dist/Mesa/src/mesa/swrast/s_zoom.h index d10c27024..d2815b41a 100644 --- a/dist/Mesa/src/mesa/swrast/s_zoom.h +++ b/dist/Mesa/src/mesa/swrast/s_zoom.h @@ -25,27 +25,24 @@ #ifndef S_ZOOM_H #define S_ZOOM_H -#include "mtypes.h" #include "swrast.h" extern void _swrast_write_zoomed_rgba_span(GLcontext *ctx, GLint imgX, GLint imgY, - const struct sw_span *span, - CONST GLchan rgb[][4]); + const SWspan *span, const GLvoid *rgba); extern void _swrast_write_zoomed_rgb_span(GLcontext *ctx, GLint imgX, GLint imgY, - const struct sw_span *span, - CONST GLchan rgb[][3]); + const SWspan *span, const GLvoid *rgb); extern void _swrast_write_zoomed_index_span(GLcontext *ctx, GLint imgX, GLint imgY, - const struct sw_span *span); + const SWspan *span); extern void _swrast_write_zoomed_depth_span(GLcontext *ctx, GLint imgX, GLint imgY, - const struct sw_span *span); + const SWspan *span); extern void |