| /************************************************************************** |
| * |
| * 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 "main/imports.h" |
| #include "tnl/tnl.h" |
| #include "tnl/t_vertex.h" |
| #include "tnl/t_context.h" |
| #include "tnl/t_pipeline.h" |
| #include "intel_span.h" |
| #include "intel_tris.h" |
| #include "../glsl/ralloc.h" |
| |
| /*************************************** |
| * Mesa's Driver Functions |
| ***************************************/ |
| |
| static void |
| i830InitDriverFunctions(struct dd_function_table *functions) |
| { |
| intelInitDriverFunctions(functions); |
| i830InitStateFuncs(functions); |
| } |
| |
| extern const struct tnl_pipeline_stage *intel_pipeline[]; |
| |
| bool |
| i830CreateContext(const struct gl_config * mesaVis, |
| __DRIcontext * driContextPriv, |
| void *sharedContextPrivate) |
| { |
| struct dd_function_table functions; |
| struct i830_context *i830 = rzalloc(NULL, struct i830_context); |
| struct intel_context *intel = &i830->intel; |
| struct gl_context *ctx = &intel->ctx; |
| if (!i830) |
| return false; |
| |
| i830InitVtbl(i830); |
| i830InitDriverFunctions(&functions); |
| |
| if (!intelInitContext(intel, __DRI_API_OPENGL, mesaVis, driContextPriv, |
| sharedContextPrivate, &functions)) { |
| FREE(i830); |
| return false; |
| } |
| |
| intel_init_texture_formats(ctx); |
| |
| _math_matrix_ctr(&intel->ViewportMatrix); |
| |
| /* Initialize swrast, tnl driver tables: */ |
| intelInitSpanFuncs(ctx); |
| intelInitTriFuncs(ctx); |
| |
| /* Install the customized pipeline: */ |
| _tnl_destroy_pipeline(ctx); |
| _tnl_install_pipeline(ctx, intel_pipeline); |
| |
| if (intel->no_rast) |
| FALLBACK(intel, INTEL_FALLBACK_USER, 1); |
| |
| 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; |
| |
| ctx->Const.MaxTextureMaxAnisotropy = 2.0; |
| |
| ctx->Const.MaxDrawBuffers = 1; |
| |
| _tnl_init_vertices(ctx, ctx->Const.MaxArrayLockSize + 12, |
| 18 * sizeof(GLfloat)); |
| |
| intel->verts = TNL_CONTEXT(ctx)->clipspace.vertex_buf; |
| |
| i830InitState(i830); |
| |
| _tnl_allow_vertex_fog(ctx, 1); |
| _tnl_allow_pixel_fog(ctx, 0); |
| |
| return true; |
| } |