diff options
Diffstat (limited to 'dist/Mesa/src/mesa/drivers/dri/i915tex/i830_context.c')
-rw-r--r-- | dist/Mesa/src/mesa/drivers/dri/i915tex/i830_context.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/dist/Mesa/src/mesa/drivers/dri/i915tex/i830_context.c b/dist/Mesa/src/mesa/drivers/dri/i915tex/i830_context.c new file mode 100644 index 000000000..2ff8621c4 --- /dev/null +++ b/dist/Mesa/src/mesa/drivers/dri/i915tex/i830_context.c @@ -0,0 +1,104 @@ +/************************************************************************** + * + * Copyright 2003 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. + * + **************************************************************************/ + +#include "i830_context.h" +#include "imports.h" +#include "texmem.h" +#include "intel_tex.h" +#include "tnl/tnl.h" +#include "tnl/t_vertex.h" +#include "tnl/t_context.h" +#include "utils.h" + +/*************************************** + * Mesa's Driver Functions + ***************************************/ + +static const struct dri_extension i830_extensions[] = { + {"GL_ARB_texture_env_crossbar", NULL}, + {NULL, NULL} +}; + + +static void +i830InitDriverFunctions(struct dd_function_table *functions) +{ + intelInitDriverFunctions(functions); + i830InitStateFuncs(functions); + i830InitTextureFuncs(functions); +} + + +GLboolean +i830CreateContext(const __GLcontextModes * mesaVis, + __DRIcontextPrivate * driContextPriv, + void *sharedContextPrivate) +{ + struct dd_function_table functions; + struct i830_context *i830 = CALLOC_STRUCT(i830_context); + struct intel_context *intel = &i830->intel; + GLcontext *ctx = &intel->ctx; + if (!i830) + return GL_FALSE; + + i830InitVtbl(i830); + i830InitDriverFunctions(&functions); + + if (!intelInitContext(intel, mesaVis, driContextPriv, + sharedContextPrivate, &functions)) { + FREE(i830); + return GL_FALSE; + } + + intel->ctx.Const.MaxTextureUnits = I830_TEX_UNITS; + intel->ctx.Const.MaxTextureImageUnits = I830_TEX_UNITS; + intel->ctx.Const.MaxTextureCoordUnits = I830_TEX_UNITS; + + /* Advertise the full hardware capabilities. The new memory + * manager should cope much better with overload situations: + */ + ctx->Const.MaxTextureLevels = 12; + ctx->Const.Max3DTextureLevels = 9; + ctx->Const.MaxCubeTextureLevels = 11; + ctx->Const.MaxTextureRectSize = (1 << 11); + ctx->Const.MaxTextureUnits = I830_TEX_UNITS; + + _tnl_init_vertices(ctx, ctx->Const.MaxArrayLockSize + 12, + 18 * sizeof(GLfloat)); + + intel->verts = TNL_CONTEXT(ctx)->clipspace.vertex_buf; + + driInitExtensions(ctx, i830_extensions, GL_FALSE); + + i830InitState(i830); + i830InitMetaFuncs(i830); + + _tnl_allow_vertex_fog(ctx, 1); + _tnl_allow_pixel_fog(ctx, 0); + + return GL_TRUE; +} |