diff options
Diffstat (limited to 'src/mesa/main/state.c')
| -rw-r--r-- | src/mesa/main/state.c | 1179 |
1 files changed, 1179 insertions, 0 deletions
diff --git a/src/mesa/main/state.c b/src/mesa/main/state.c new file mode 100644 index 00000000000..f6449a8467f --- /dev/null +++ b/src/mesa/main/state.c @@ -0,0 +1,1179 @@ +/* $Id: state.c,v 1.1 2000/02/02 19:15:19 brianp Exp $ */ + +/* + * Mesa 3-D graphics library + * Version: 3.3 + * + * Copyright (C) 1999-2000 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. + */ + + + +#ifdef PC_HEADER +#include "all.h" +#else +#include "glheader.h" +#include "accum.h" +#include "alpha.h" +#include "attrib.h" +#include "bitmap.h" +#include "blend.h" +#include "buffers.h" +#include "clip.h" +#include "colortab.h" +#include "context.h" +#include "copypix.h" +#include "cva.h" +#include "depth.h" +#include "dlist.h" +#include "drawpix.h" +#include "enable.h" +#include "eval.h" +#include "get.h" +#include "feedback.h" +#include "fog.h" +#include "hint.h" +#include "imaging.h" +#include "light.h" +#include "lines.h" +#include "logic.h" +#include "masking.h" +#include "matrix.h" +#include "mmath.h" +#include "pipeline.h" +#include "pixel.h" +#include "points.h" +#include "polygon.h" +#include "quads.h" +#include "rastpos.h" +#include "readpix.h" +#include "rect.h" +#include "scissor.h" +#include "shade.h" +#include "state.h" +#include "stencil.h" +#include "teximage.h" +#include "texobj.h" +#include "texstate.h" +#include "texture.h" +#include "triangle.h" +#include "types.h" +#include "varray.h" +#include "vbfill.h" +#include "vbrender.h" +#include "winpos.h" +#endif + + + + + +static int +generic_noop(void) +{ +#ifdef DEBUG + gl_problem(NULL, "undefined function dispatch"); +#endif + return 0; +} + + +void +_mesa_init_no_op_table(struct _glapi_table *table) +{ + /* Check to be sure the dispatcher's table is at least as big as Mesa's. */ + const GLuint size = sizeof(struct _glapi_table) / sizeof(void *); + assert(_glapi_get_dispatch_table_size() >= size); + + { + const GLuint n = _glapi_get_dispatch_table_size(); + GLuint i; + void **dispatch = (void **) table; + for (i = 0; i < n; i++) { + dispatch[i] = (void *) generic_noop; + } + } +} + + +/* + * Initialize the given dispatch table with pointers to Mesa's + * immediate-mode commands. + */ +void +_mesa_init_exec_table(struct _glapi_table *exec) +{ + /* first initialize all dispatch slots to no-op */ + _mesa_init_no_op_table(exec); + + /* load the dispatch slots we understand */ + exec->Accum = _mesa_Accum; + exec->AlphaFunc = _mesa_AlphaFunc; + exec->Begin = _mesa_Begin; + exec->Bitmap = _mesa_Bitmap; + exec->BlendFunc = _mesa_BlendFunc; + exec->CallList = _mesa_CallList; + exec->CallLists = _mesa_CallLists; + exec->Clear = _mesa_Clear; + exec->ClearAccum = _mesa_ClearAccum; + exec->ClearColor = _mesa_ClearColor; + exec->ClearDepth = _mesa_ClearDepth; + exec->ClearIndex = _mesa_ClearIndex; + exec->ClearStencil = _mesa_ClearStencil; + exec->ClipPlane = _mesa_ClipPlane; + exec->Color3b = _mesa_Color3b; + exec->Color3bv = _mesa_Color3bv; + exec->Color3d = _mesa_Color3d; + exec->Color3dv = _mesa_Color3dv; + exec->Color3f = _mesa_Color3f; + exec->Color3fv = _mesa_Color3fv; + exec->Color3i = _mesa_Color3i; + exec->Color3iv = _mesa_Color3iv; + exec->Color3s = _mesa_Color3s; + exec->Color3sv = _mesa_Color3sv; + exec->Color3ub = _mesa_Color3ub; + exec->Color3ubv = _mesa_Color3ubv; + exec->Color3ui = _mesa_Color3ui; + exec->Color3uiv = _mesa_Color3uiv; + exec->Color3us = _mesa_Color3us; + exec->Color3usv = _mesa_Color3usv; + exec->Color4b = _mesa_Color4b; + exec->Color4bv = _mesa_Color4bv; + exec->Color4d = _mesa_Color4d; + exec->Color4dv = _mesa_Color4dv; + exec->Color4f = _mesa_Color4f; + exec->Color4fv = _mesa_Color4fv; + exec->Color4i = _mesa_Color4i; + exec->Color4iv = _mesa_Color4iv; + exec->Color4s = _mesa_Color4s; + exec->Color4sv = _mesa_Color4sv; + exec->Color4ub = _mesa_Color4ub; + exec->Color4ubv = _mesa_Color4ubv; + exec->Color4ui = _mesa_Color4ui; + exec->Color4uiv = _mesa_Color4uiv; + exec->Color4us = _mesa_Color4us; + exec->Color4usv = _mesa_Color4usv; + exec->ColorMask = _mesa_ColorMask; + exec->ColorMaterial = _mesa_ColorMaterial; + exec->CopyPixels = _mesa_CopyPixels; + exec->CullFace = _mesa_CullFace; + exec->DeleteLists = _mesa_DeleteLists; + exec->DepthFunc = _mesa_DepthFunc; + exec->DepthMask = _mesa_DepthMask; + exec->DepthRange = _mesa_DepthRange; + exec->Disable = _mesa_Disable; + exec->DrawBuffer = _mesa_DrawBuffer; + exec->DrawPixels = _mesa_DrawPixels; + exec->EdgeFlag = _mesa_EdgeFlag; + exec->EdgeFlagv = _mesa_EdgeFlagv; + exec->Enable = _mesa_Enable; + exec->End = _mesa_End; + exec->EndList = _mesa_EndList; + exec->EvalCoord1d = _mesa_EvalCoord1d; + exec->EvalCoord1dv = _mesa_EvalCoord1dv; + exec->EvalCoord1f = _mesa_EvalCoord1f; + exec->EvalCoord1fv = _mesa_EvalCoord1fv; + exec->EvalCoord2d = _mesa_EvalCoord2d; + exec->EvalCoord2dv = _mesa_EvalCoord2dv; + exec->EvalCoord2f = _mesa_EvalCoord2f; + exec->EvalCoord2fv = _mesa_EvalCoord2fv; + exec->EvalMesh1 = _mesa_EvalMesh1; + exec->EvalMesh2 = _mesa_EvalMesh2; + exec->EvalPoint1 = _mesa_EvalPoint1; + exec->EvalPoint2 = _mesa_EvalPoint2; + exec->FeedbackBuffer = _mesa_FeedbackBuffer; + exec->Finish = _mesa_Finish; + exec->Flush = _mesa_Flush; + exec->Fogf = _mesa_Fogf; + exec->Fogfv = _mesa_Fogfv; + exec->Fogi = _mesa_Fogi; + exec->Fogiv = _mesa_Fogiv; + exec->FrontFace = _mesa_FrontFace; + exec->Frustum = _mesa_Frustum; + exec->GenLists = _mesa_GenLists; + exec->GetBooleanv = _mesa_GetBooleanv; + exec->GetClipPlane = _mesa_GetClipPlane; + exec->GetDoublev = _mesa_GetDoublev; + exec->GetError = _mesa_GetError; + exec->GetFloatv = _mesa_GetFloatv; + exec->GetIntegerv = _mesa_GetIntegerv; + exec->GetLightfv = _mesa_GetLightfv; + exec->GetLightiv = _mesa_GetLightiv; + exec->GetMapdv = _mesa_GetMapdv; + exec->GetMapfv = _mesa_GetMapfv; + exec->GetMapiv = _mesa_GetMapiv; + exec->GetMaterialfv = _mesa_GetMaterialfv; + exec->GetMaterialiv = _mesa_GetMaterialiv; + exec->GetPixelMapfv = _mesa_GetPixelMapfv; + exec->GetPixelMapuiv = _mesa_GetPixelMapuiv; + exec->GetPixelMapusv = _mesa_GetPixelMapusv; + exec->GetPolygonStipple = _mesa_GetPolygonStipple; + exec->GetString = _mesa_GetString; + exec->GetTexEnvfv = _mesa_GetTexEnvfv; + exec->GetTexEnviv = _mesa_GetTexEnviv; + exec->GetTexGendv = _mesa_GetTexGendv; + exec->GetTexGenfv = _mesa_GetTexGenfv; + exec->GetTexGeniv = _mesa_GetTexGeniv; + exec->GetTexImage = _mesa_GetTexImage; + exec->GetTexLevelParameterfv = _mesa_GetTexLevelParameterfv; + exec->GetTexLevelParameteriv = _mesa_GetTexLevelParameteriv; + exec->GetTexParameterfv = _mesa_GetTexParameterfv; + exec->GetTexParameteriv = _mesa_GetTexParameteriv; + exec->Hint = _mesa_Hint; + exec->IndexMask = _mesa_IndexMask; + exec->Indexd = _mesa_Indexd; + exec->Indexdv = _mesa_Indexdv; + exec->Indexf = _mesa_Indexf; + exec->Indexfv = _mesa_Indexfv; + exec->Indexi = _mesa_Indexi; + exec->Indexiv = _mesa_Indexiv; + exec->Indexs = _mesa_Indexs; + exec->Indexsv = _mesa_Indexsv; + exec->InitNames = _mesa_InitNames; + exec->IsEnabled = _mesa_IsEnabled; + exec->IsList = _mesa_IsList; + exec->LightModelf = _mesa_LightModelf; + exec->LightModelfv = _mesa_LightModelfv; + exec->LightModeli = _mesa_LightModeli; + exec->LightModeliv = _mesa_LightModeliv; + exec->Lightf = _mesa_Lightf; + exec->Lightfv = _mesa_Lightfv; + exec->Lighti = _mesa_Lighti; + exec->Lightiv = _mesa_Lightiv; + exec->LineStipple = _mesa_LineStipple; + exec->LineWidth = _mesa_LineWidth; + exec->ListBase = _mesa_ListBase; + exec->LoadIdentity = _mesa_LoadIdentity; + exec->LoadMatrixd = _mesa_LoadMatrixd; + exec->LoadMatrixf = _mesa_LoadMatrixf; + exec->LoadName = _mesa_LoadName; + exec->LogicOp = _mesa_LogicOp; + exec->Map1d = _mesa_Map1d; + exec->Map1f = _mesa_Map1f; + exec->Map2d = _mesa_Map2d; + exec->Map2f = _mesa_Map2f; + exec->MapGrid1d = _mesa_MapGrid1d; + exec->MapGrid1f = _mesa_MapGrid1f; + exec->MapGrid2d = _mesa_MapGrid2d; + exec->MapGrid2f = _mesa_MapGrid2f; + exec->Materialf = _mesa_Materialf; + exec->Materialfv = _mesa_Materialfv; + exec->Materiali = _mesa_Materiali; + exec->Materialiv = _mesa_Materialiv; + exec->MatrixMode = _mesa_MatrixMode; + exec->MultMatrixd = _mesa_MultMatrixd; + exec->MultMatrixf = _mesa_MultMatrixf; + exec->NewList = _mesa_NewList; + exec->Normal3b = _mesa_Normal3b; + exec->Normal3bv = _mesa_Normal3bv; + exec->Normal3d = _mesa_Normal3d; + exec->Normal3dv = _mesa_Normal3dv; + exec->Normal3f = _mesa_Normal3f; + exec->Normal3fv = _mesa_Normal3fv; + exec->Normal3i = _mesa_Normal3i; + exec->Normal3iv = _mesa_Normal3iv; + exec->Normal3s = _mesa_Normal3s; + exec->Normal3sv = _mesa_Normal3sv; + exec->Ortho = _mesa_Ortho; + exec->PassThrough = _mesa_PassThrough; + exec->PixelMapfv = _mesa_PixelMapfv; + exec->PixelMapuiv = _mesa_PixelMapuiv; + exec->PixelMapusv = _mesa_PixelMapusv; + exec->PixelStoref = _mesa_PixelStoref; + exec->PixelStorei = _mesa_PixelStorei; + exec->PixelTransferf = _mesa_PixelTransferf; + exec->PixelTransferi = _mesa_PixelTransferi; + exec->PixelZoom = _mesa_PixelZoom; + exec->PointSize = _mesa_PointSize; + exec->PolygonMode = _mesa_PolygonMode; + exec->PolygonOffset = _mesa_PolygonOffset; + exec->PolygonStipple = _mesa_PolygonStipple; + exec->PopAttrib = _mesa_PopAttrib; + exec->PopMatrix = _mesa_PopMatrix; + exec->PopName = _mesa_PopName; + exec->PushAttrib = _mesa_PushAttrib; + exec->PushMatrix = _mesa_PushMatrix; + exec->PushName = _mesa_PushName; + exec->RasterPos2d = _mesa_RasterPos2d; + exec->RasterPos2dv = _mesa_RasterPos2dv; + exec->RasterPos2f = _mesa_RasterPos2f; + exec->RasterPos2fv = _mesa_RasterPos2fv; + exec->RasterPos2i = _mesa_RasterPos2i; + exec->RasterPos2iv = _mesa_RasterPos2iv; + exec->RasterPos2s = _mesa_RasterPos2s; + exec->RasterPos2sv = _mesa_RasterPos2sv; + exec->RasterPos3d = _mesa_RasterPos3d; + exec->RasterPos3dv = _mesa_RasterPos3dv; + exec->RasterPos3f = _mesa_RasterPos3f; + exec->RasterPos3fv = _mesa_RasterPos3fv; + exec->RasterPos3i = _mesa_RasterPos3i; + exec->RasterPos3iv = _mesa_RasterPos3iv; + exec->RasterPos3s = _mesa_RasterPos3s; + exec->RasterPos3sv = _mesa_RasterPos3sv; + exec->RasterPos4d = _mesa_RasterPos4d; + exec->RasterPos4dv = _mesa_RasterPos4dv; + exec->RasterPos4f = _mesa_RasterPos4f; + exec->RasterPos4fv = _mesa_RasterPos4fv; + exec->RasterPos4i = _mesa_RasterPos4i; + exec->RasterPos4iv = _mesa_RasterPos4iv; + exec->RasterPos4s = _mesa_RasterPos4s; + exec->RasterPos4sv = _mesa_RasterPos4sv; + exec->ReadBuffer = _mesa_ReadBuffer; + exec->ReadPixels = _mesa_ReadPixels; + exec->Rectd = _mesa_Rectd; + exec->Rectdv = _mesa_Rectdv; + exec->Rectf = _mesa_Rectf; + exec->Rectfv = _mesa_Rectfv; + exec->Recti = _mesa_Recti; + exec->Rectiv = _mesa_Rectiv; + exec->Rects = _mesa_Rects; + exec->Rectsv = _mesa_Rectsv; + exec->RenderMode = _mesa_RenderMode; + exec->Rotated = _mesa_Rotated; + exec->Rotatef = _mesa_Rotatef; + exec->Scaled = _mesa_Scaled; + exec->Scalef = _mesa_Scalef; + exec->Scissor = _mesa_Scissor; + exec->SelectBuffer = _mesa_SelectBuffer; + exec->ShadeModel = _mesa_ShadeModel; + exec->StencilFunc = _mesa_StencilFunc; + exec->StencilMask = _mesa_StencilMask; + exec->StencilOp = _mesa_StencilOp; + exec->TexCoord1d = _mesa_TexCoord1d; + exec->TexCoord1dv = _mesa_TexCoord1dv; + exec->TexCoord1f = _mesa_TexCoord1f; + exec->TexCoord1fv = _mesa_TexCoord1fv; + exec->TexCoord1i = _mesa_TexCoord1i; + exec->TexCoord1iv = _mesa_TexCoord1iv; + exec->TexCoord1s = _mesa_TexCoord1s; + exec->TexCoord1sv = _mesa_TexCoord1sv; + exec->TexCoord2d = _mesa_TexCoord2d; + exec->TexCoord2dv = _mesa_TexCoord2dv; + exec->TexCoord2f = _mesa_TexCoord2f; + exec->TexCoord2fv = _mesa_TexCoord2fv; + exec->TexCoord2i = _mesa_TexCoord2i; + exec->TexCoord2iv = _mesa_TexCoord2iv; + exec->TexCoord2s = _mesa_TexCoord2s; + exec->TexCoord2sv = _mesa_TexCoord2sv; + exec->TexCoord3d = _mesa_TexCoord3d; + exec->TexCoord3dv = _mesa_TexCoord3dv; + exec->TexCoord3f = _mesa_TexCoord3f; + exec->TexCoord3fv = _mesa_TexCoord3fv; + exec->TexCoord3i = _mesa_TexCoord3i; + exec->TexCoord3iv = _mesa_TexCoord3iv; + exec->TexCoord3s = _mesa_TexCoord3s; + exec->TexCoord3sv = _mesa_TexCoord3sv; + exec->TexCoord4d = _mesa_TexCoord4d; + exec->TexCoord4dv = _mesa_TexCoord4dv; + exec->TexCoord4f = _mesa_TexCoord4f; + exec->TexCoord4fv = _mesa_TexCoord4fv; + exec->TexCoord4i = _mesa_TexCoord4i; + exec->TexCoord4iv = _mesa_TexCoord4iv; + exec->TexCoord4s = _mesa_TexCoord4s; + exec->TexCoord4sv = _mesa_TexCoord4sv; + exec->TexEnvf = _mesa_TexEnvf; + exec->TexEnvfv = _mesa_TexEnvfv; + exec->TexEnvi = _mesa_TexEnvi; + exec->TexEnviv = _mesa_TexEnviv; + exec->TexGend = _mesa_TexGend; + exec->TexGendv = _mesa_TexGendv; + exec->TexGenf = _mesa_TexGenf; + exec->TexGenfv = _mesa_TexGenfv; + exec->TexGeni = _mesa_TexGeni; + exec->TexGeniv = _mesa_TexGeniv; + exec->TexImage1D = _mesa_TexImage1D; + exec->TexImage2D = _mesa_TexImage2D; + exec->TexParameterf = _mesa_TexParameterf; + exec->TexParameterfv = _mesa_TexParameterfv; + exec->TexParameteri = _mesa_TexParameteri; + exec->TexParameteriv = _mesa_TexParameteriv; + exec->Translated = _mesa_Translated; + exec->Translatef = _mesa_Translatef; + exec->Vertex2d = _mesa_Vertex2d; + exec->Vertex2dv = _mesa_Vertex2dv; + exec->Vertex2f = _mesa_Vertex2f; + exec->Vertex2fv = _mesa_Vertex2fv; + exec->Vertex2i = _mesa_Vertex2i; + exec->Vertex2iv = _mesa_Vertex2iv; + exec->Vertex2s = _mesa_Vertex2s; + exec->Vertex2sv = _mesa_Vertex2sv; + exec->Vertex3d = _mesa_Vertex3d; + exec->Vertex3dv = _mesa_Vertex3dv; + exec->Vertex3f = _mesa_Vertex3f; + exec->Vertex3fv = _mesa_Vertex3fv; + exec->Vertex3i = _mesa_Vertex3i; + exec->Vertex3iv = _mesa_Vertex3iv; + exec->Vertex3s = _mesa_Vertex3s; + exec->Vertex3sv = _mesa_Vertex3sv; + exec->Vertex4d = _mesa_Vertex4d; + exec->Vertex4dv = _mesa_Vertex4dv; + exec->Vertex4f = _mesa_Vertex4f; + exec->Vertex4fv = _mesa_Vertex4fv; + exec->Vertex4i = _mesa_Vertex4i; + exec->Vertex4iv = _mesa_Vertex4iv; + exec->Vertex4s = _mesa_Vertex4s; + exec->Vertex4sv = _mesa_Vertex4sv; + exec->Viewport = _mesa_Viewport; + + /* 1.1 */ + exec->AreTexturesResident = _mesa_AreTexturesResident; + exec->ArrayElement = _mesa_ArrayElement; + exec->BindTexture = _mesa_BindTexture; + exec->ColorPointer = _mesa_ColorPointer; + exec->CopyTexImage1D = _mesa_CopyTexImage1D; + exec->CopyTexImage2D = _mesa_CopyTexImage2D; + exec->CopyTexSubImage1D = _mesa_CopyTexSubImage1D; + exec->CopyTexSubImage2D = _mesa_CopyTexSubImage2D; + exec->DeleteTextures = _mesa_DeleteTextures; + exec->DisableClientState = _mesa_DisableClientState; + exec->DrawArrays = _mesa_DrawArrays; + exec->DrawElements = _mesa_DrawElements; + exec->EdgeFlagPointer = _mesa_EdgeFlagPointer; + exec->EnableClientState = _mesa_EnableClientState; + exec->GenTextures = _mesa_GenTextures; + exec->GetPointerv = _mesa_GetPointerv; + exec->IndexPointer = _mesa_IndexPointer; + exec->Indexub = _mesa_Indexub; + exec->Indexubv = _mesa_Indexubv; + exec->InterleavedArrays = _mesa_InterleavedArrays; + exec->IsTexture = _mesa_IsTexture; + exec->NormalPointer = _mesa_NormalPointer; + exec->PopClientAttrib = _mesa_PopClientAttrib; + exec->PrioritizeTextures = _mesa_PrioritizeTextures; + exec->PushClientAttrib = _mesa_PushClientAttrib; + exec->TexCoordPointer = _mesa_TexCoordPointer; + exec->TexSubImage1D = _mesa_TexSubImage1D; + exec->TexSubImage2D = _mesa_TexSubImage2D; + exec->VertexPointer = _mesa_VertexPointer; + + /* 1.2 */ + exec->CopyTexSubImage3D = _mesa_CopyTexSubImage3D; + exec->DrawRangeElements = _mesa_DrawRangeElements; + exec->TexImage3D = _mesa_TexImage3D; + exec->TexSubImage3D = _mesa_TexSubImage3D; + + + /* OpenGL 1.2 GL_ARB_imaging */ + exec->BlendColor = _mesa_BlendColor; + exec->BlendEquation = _mesa_BlendEquation; + exec->ColorSubTable = _mesa_ColorSubTable; + exec->ColorTable = _mesa_ColorTable; + exec->ColorTableParameterfv = _mesa_ColorTableParameterfv; + exec->ColorTableParameteriv = _mesa_ColorTableParameteriv; + exec->ConvolutionFilter1D = _mesa_ConvolutionFilter1D; + exec->ConvolutionFilter2D = _mesa_ConvolutionFilter2D; + exec->ConvolutionParameterf = _mesa_ConvolutionParameterf; + exec->ConvolutionParameterfv = _mesa_ConvolutionParameterfv; + exec->ConvolutionParameteri = _mesa_ConvolutionParameteri; + exec->ConvolutionParameteriv = _mesa_ConvolutionParameteriv; + exec->CopyColorSubTable = _mesa_CopyColorSubTable; + exec->CopyColorTable = _mesa_CopyColorTable; + exec->CopyConvolutionFilter1D = _mesa_CopyConvolutionFilter1D; + exec->CopyConvolutionFilter2D = _mesa_CopyConvolutionFilter2D; + exec->GetColorTable = _mesa_GetColorTable; + exec->GetColorTableParameterfv = _mesa_GetColorTableParameterfv; + exec->GetColorTableParameteriv = _mesa_GetColorTableParameteriv; + exec->GetConvolutionFilter = _mesa_GetConvolutionFilter; + exec->GetConvolutionParameterfv = _mesa_GetConvolutionParameterfv; + exec->GetConvolutionParameteriv = _mesa_GetConvolutionParameteriv; + exec->GetHistogram = _mesa_GetHistogram; + exec->GetHistogramParameterfv = _mesa_GetHistogramParameterfv; + exec->GetHistogramParameteriv = _mesa_GetHistogramParameteriv; + exec->GetMinmax = _mesa_GetMinmax; + exec->GetMinmaxParameterfv = _mesa_GetMinmaxParameterfv; + exec->GetMinmaxParameteriv = _mesa_GetMinmaxParameteriv; + exec->GetSeparableFilter = _mesa_GetSeparableFilter; + exec->Histogram = _mesa_Histogram; + exec->Minmax = _mesa_Minmax; + exec->ResetHistogram = _mesa_ResetHistogram; + exec->ResetMinmax = _mesa_ResetMinmax; + exec->SeparableFilter2D = _mesa_SeparableFilter2D; + + /* 6. GL_EXT_texture3d */ + exec->CopyTexSubImage3DEXT = _mesa_CopyTexSubImage3D; + exec->TexImage3DEXT = _mesa_TexImage3DEXT; + exec->TexSubImage3DEXT = _mesa_TexSubImage3D; + + /* GL_EXT_paletted_texture */ + exec->ColorTableEXT = _mesa_ColorTableEXT; + exec->ColorSubTableEXT = _mesa_ColorSubTableEXT; + exec->GetColorTableEXT = _mesa_GetColorTableEXT; + exec->GetColorTableParameterfvEXT = _mesa_GetColorTableParameterfvEXT; + exec->GetColorTableParameterivEXT = _mesa_GetColorTableParameterivEXT; + + /* GL_EXT_compiled_vertex_array */ + exec->LockArraysEXT = _mesa_LockArraysEXT; + exec->UnlockArraysEXT = _mesa_UnlockArraysEXT; + + /* GL_EXT_point_parameters */ + exec->PointParameterfEXT = _mesa_PointParameterfEXT; + exec->PointParameterfvEXT = _mesa_PointParameterfvEXT; + + /* 77. GL_PGI_misc_hints */ + exec->HintPGI = _mesa_HintPGI; + + /* GL_EXT_polygon_offset */ + exec->PolygonOffsetEXT = _mesa_PolygonOffsetEXT; + + /* GL_EXT_blend_minmax */ + exec->BlendEquationEXT = _mesa_BlendEquationEXT; + + /* GL_EXT_blend_color */ + exec->BlendColorEXT = _mesa_BlendColorEXT; + + /* GL_ARB_multitexture */ + exec->ActiveTextureARB = _mesa_ActiveTextureARB; + exec->ClientActiveTextureARB = _mesa_ClientActiveTextureARB; + exec->MultiTexCoord1dARB = _mesa_MultiTexCoord1dARB; + exec->MultiTexCoord1dvARB = _mesa_MultiTexCoord1dvARB; + exec->MultiTexCoord1fARB = _mesa_MultiTexCoord1fARB; + exec->MultiTexCoord1fvARB = _mesa_MultiTexCoord1fvARB; + exec->MultiTexCoord1iARB = _mesa_MultiTexCoord1iARB; + exec->MultiTexCoord1ivARB = _mesa_MultiTexCoord1ivARB; + exec->MultiTexCoord1sARB = _mesa_MultiTexCoord1sARB; + exec->MultiTexCoord1svARB = _mesa_MultiTexCoord1svARB; + exec->MultiTexCoord2dARB = _mesa_MultiTexCoord2dARB; + exec->MultiTexCoord2dvARB = _mesa_MultiTexCoord2dvARB; + exec->MultiTexCoord2fARB = _mesa_MultiTexCoord2fARB; + exec->MultiTexCoord2fvARB = _mesa_MultiTexCoord2fvARB; + exec->MultiTexCoord2iARB = _mesa_MultiTexCoord2iARB; + exec->MultiTexCoord2ivARB = _mesa_MultiTexCoord2ivARB; + exec->MultiTexCoord2sARB = _mesa_MultiTexCoord2sARB; + exec->MultiTexCoord2svARB = _mesa_MultiTexCoord2svARB; + exec->MultiTexCoord3dARB = _mesa_MultiTexCoord3dARB; + exec->MultiTexCoord3dvARB = _mesa_MultiTexCoord3dvARB; + exec->MultiTexCoord3fARB = _mesa_MultiTexCoord3fARB; + exec->MultiTexCoord3fvARB = _mesa_MultiTexCoord3fvARB; + exec->MultiTexCoord3iARB = _mesa_MultiTexCoord3iARB; + exec->MultiTexCoord3ivARB = _mesa_MultiTexCoord3ivARB; + exec->MultiTexCoord3sARB = _mesa_MultiTexCoord3sARB; + exec->MultiTexCoord3svARB = _mesa_MultiTexCoord3svARB; + exec->MultiTexCoord4dARB = _mesa_MultiTexCoord4dARB; + exec->MultiTexCoord4dvARB = _mesa_MultiTexCoord4dvARB; + exec->MultiTexCoord4fARB = _mesa_MultiTexCoord4fARB; + exec->MultiTexCoord4fvARB = _mesa_MultiTexCoord4fvARB; + exec->MultiTexCoord4iARB = _mesa_MultiTexCoord4iARB; + exec->MultiTexCoord4ivARB = _mesa_MultiTexCoord4ivARB; + exec->MultiTexCoord4sARB = _mesa_MultiTexCoord4sARB; + exec->MultiTexCoord4svARB = _mesa_MultiTexCoord4svARB; + + /* GL_INGR_blend_func_separate */ + exec->BlendFuncSeparateINGR = _mesa_BlendFuncSeparateINGR; + + /* GL_MESA_window_pos */ + exec->WindowPos4fMESA = _mesa_WindowPos4fMESA; + + /* GL_MESA_resize_buffers */ + exec->ResizeBuffersMESA = _mesa_ResizeBuffersMESA; + + /* GL_ARB_transpose_matrix */ + exec->LoadTransposeMatrixdARB = _mesa_LoadTransposeMatrixdARB; + exec->LoadTransposeMatrixfARB = _mesa_LoadTransposeMatrixfARB; + exec->MultTransposeMatrixdARB = _mesa_MultTransposeMatrixdARB; + exec->MultTransposeMatrixfARB = _mesa_MultTransposeMatrixfARB; +} + + +/**********************************************************************/ +/***** State update logic *****/ +/**********************************************************************/ + + +/* + * Since the device driver may or may not support pixel logic ops we + * have to make some extensive tests to determine whether or not + * software-implemented logic operations have to be used. + */ +static void update_pixel_logic( GLcontext *ctx ) +{ + if (ctx->Visual->RGBAflag) { + /* RGBA mode blending w/ Logic Op */ + if (ctx->Color.ColorLogicOpEnabled) { + if (ctx->Driver.LogicOp + && (*ctx->Driver.LogicOp)( ctx, ctx->Color.LogicOp )) { + /* Device driver can do logic, don't have to do it in software */ + ctx->Color.SWLogicOpEnabled = GL_FALSE; + } + else { + /* Device driver can't do logic op so we do it in software */ + ctx->Color.SWLogicOpEnabled = GL_TRUE; + } + } + else { + /* no logic op */ + if (ctx->Driver.LogicOp) { + (void) (*ctx->Driver.LogicOp)( ctx, GL_COPY ); + } + ctx->Color.SWLogicOpEnabled = GL_FALSE; + } + } + else { + /* CI mode Logic Op */ + if (ctx->Color.IndexLogicOpEnabled) { + if (ctx->Driver.LogicOp + && (*ctx->Driver.LogicOp)( ctx, ctx->Color.LogicOp )) { + /* Device driver can do logic, don't have to do it in software */ + ctx->Color.SWLogicOpEnabled = GL_FALSE; + } + else { + /* Device driver can't do logic op so we do it in software */ + ctx->Color.SWLogicOpEnabled = GL_TRUE; + } + } + else { + /* no logic op */ + if (ctx->Driver.LogicOp) { + (void) (*ctx->Driver.LogicOp)( ctx, GL_COPY ); + } + ctx->Color.SWLogicOpEnabled = GL_FALSE; + } + } +} + + + +/* + * Check if software implemented RGBA or Color Index masking is needed. + */ +static void update_pixel_masking( GLcontext *ctx ) +{ + if (ctx->Visual->RGBAflag) { + GLuint *colorMask = (GLuint *) ctx->Color.ColorMask; + if (*colorMask == 0xffffffff) { + /* disable masking */ + if (ctx->Driver.ColorMask) { + (void) (*ctx->Driver.ColorMask)( ctx, GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE ); + } + ctx->Color.SWmasking = GL_FALSE; + } + else { + /* Ask driver to do color masking, if it can't then + * do it in software + */ + GLboolean red = ctx->Color.ColorMask[RCOMP] ? GL_TRUE : GL_FALSE; + GLboolean green = ctx->Color.ColorMask[GCOMP] ? GL_TRUE : GL_FALSE; + GLboolean blue = ctx->Color.ColorMask[BCOMP] ? GL_TRUE : GL_FALSE; + GLboolean alpha = ctx->Color.ColorMask[ACOMP] ? GL_TRUE : GL_FALSE; + if (ctx->Driver.ColorMask + && (*ctx->Driver.ColorMask)( ctx, red, green, blue, alpha )) { + ctx->Color.SWmasking = GL_FALSE; + } + else { + ctx->Color.SWmasking = GL_TRUE; + } + } + } + else { + if (ctx->Color.IndexMask==0xffffffff) { + /* disable masking */ + if (ctx->Driver.IndexMask) { + (void) (*ctx->Driver.IndexMask)( ctx, 0xffffffff ); + } + ctx->Color.SWmasking = GL_FALSE; + } + else { + /* Ask driver to do index masking, if it can't then + * do it in software + */ + if (ctx->Driver.IndexMask + && (*ctx->Driver.IndexMask)( ctx, ctx->Color.IndexMask )) { + ctx->Color.SWmasking = GL_FALSE; + } + else { + ctx->Color.SWmasking = GL_TRUE; + } + } + } +} + + +static void update_fog_mode( GLcontext *ctx ) +{ + int old_mode = ctx->FogMode; + + if (ctx->Fog.Enabled) { + if (ctx->Texture.Enabled) + ctx->FogMode = FOG_FRAGMENT; + else if (ctx->Hint.Fog == GL_NICEST) + ctx->FogMode = FOG_FRAGMENT; + else + ctx->FogMode = FOG_VERTEX; + + if (ctx->Driver.GetParameteri) + if ((ctx->Driver.GetParameteri)( ctx, DD_HAVE_HARDWARE_FOG )) + ctx->FogMode = FOG_FRAGMENT; + } + else { + ctx->FogMode = FOG_NONE; + } + + if (old_mode != ctx->FogMode) + ctx->NewState |= NEW_FOG; +} + + +/* + * Recompute the value of ctx->RasterMask, etc. according to + * the current context. + */ +static void update_rasterflags( GLcontext *ctx ) +{ + ctx->RasterMask = 0; + + if (ctx->Color.AlphaEnabled) ctx->RasterMask |= ALPHATEST_BIT; + if (ctx->Color.BlendEnabled) ctx->RasterMask |= BLEND_BIT; + if (ctx->Depth.Test) ctx->RasterMask |= DEPTH_BIT; + if (ctx->FogMode==FOG_FRAGMENT) ctx->RasterMask |= FOG_BIT; + if (ctx->Color.SWLogicOpEnabled) ctx->RasterMask |= LOGIC_OP_BIT; + if (ctx->Scissor.Enabled) ctx->RasterMask |= SCISSOR_BIT; + if (ctx->Stencil.Enabled) ctx->RasterMask |= STENCIL_BIT; + if (ctx->Color.SWmasking) ctx->RasterMask |= MASKING_BIT; + + if (ctx->Visual->SoftwareAlpha && ctx->Color.ColorMask[ACOMP] + && ctx->Color.DrawBuffer != GL_NONE) + ctx->RasterMask |= ALPHABUF_BIT; + + if ( ctx->Viewport.X<0 + || ctx->Viewport.X + ctx->Viewport.Width > ctx->DrawBuffer->Width + || ctx->Viewport.Y<0 + || ctx->Viewport.Y + ctx->Viewport.Height > ctx->DrawBuffer->Height) { + ctx->RasterMask |= WINCLIP_BIT; + } + + /* If we're not drawing to exactly one color buffer set the + * MULTI_DRAW_BIT flag. Also set it if we're drawing to no + * buffers or the RGBA or CI mask disables all writes. + */ + + ctx->TriangleCaps &= ~DD_MULTIDRAW; + + if (ctx->Color.MultiDrawBuffer) { + ctx->RasterMask |= MULTI_DRAW_BIT; + ctx->TriangleCaps |= DD_MULTIDRAW; + } + else if (ctx->Color.DrawBuffer==GL_NONE) { + ctx->RasterMask |= MULTI_DRAW_BIT; + ctx->TriangleCaps |= DD_MULTIDRAW; + } + else if (ctx->Visual->RGBAflag && ctx->Color.ColorMask==0) { + /* all RGBA channels disabled */ + ctx->RasterMask |= MULTI_DRAW_BIT; + ctx->TriangleCaps |= DD_MULTIDRAW; + ctx->Color.DrawDestMask = 0; + } + else if (!ctx->Visual->RGBAflag && ctx->Color.IndexMask==0) { + /* all color index bits disabled */ + ctx->RasterMask |= MULTI_DRAW_BIT; + ctx->TriangleCaps |= DD_MULTIDRAW; + ctx->Color.DrawDestMask = 0; + } +} + + +void gl_print_state( const char *msg, GLuint state ) +{ + fprintf(stderr, + "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", + msg, + state, + (state & NEW_LIGHTING) ? "lighting, " : "", + (state & NEW_RASTER_OPS) ? "raster-ops, " : "", + (state & NEW_TEXTURING) ? "texturing, " : "", + (state & NEW_POLYGON) ? "polygon, " : "", + (state & NEW_DRVSTATE0) ? "driver-0, " : "", + (state & NEW_DRVSTATE1) ? "driver-1, " : "", + (state & NEW_DRVSTATE2) ? "driver-2, " : "", + (state & NEW_DRVSTATE3) ? "driver-3, " : "", + (state & NEW_MODELVIEW) ? "modelview, " : "", + (state & NEW_PROJECTION) ? "projection, " : "", + (state & NEW_TEXTURE_MATRIX) ? "texture-matrix, " : "", + (state & NEW_USER_CLIP) ? "user-clip, " : "", + (state & NEW_TEXTURE_ENV) ? "texture-env, " : "", + (state & NEW_CLIENT_STATE) ? "client-state, " : "", + (state & NEW_FOG) ? "fog, " : "", + (state & NEW_NORMAL_TRANSFORM) ? "normal-transform, " : "", + (state & NEW_VIEWPORT) ? "viewport, " : "", + (state & NEW_TEXTURE_ENABLE) ? "texture-enable, " : ""); +} + + +void gl_print_enable_flags( const char *msg, GLuint flags ) +{ + fprintf(stderr, + "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s\n", + msg, + flags, + (flags & ENABLE_TEX0) ? "tex-0, " : "", + (flags & ENABLE_TEX1) ? "tex-1, " : "", + (flags & ENABLE_LIGHT) ? "light, " : "", + (flags & ENABLE_FOG) ? "fog, " : "", + (flags & ENABLE_USERCLIP) ? "userclip, " : "", + (flags & ENABLE_TEXGEN0) ? "tex-gen-0, " : "", + (flags & ENABLE_TEXGEN1) ? "tex-gen-1, " : "", + (flags & ENABLE_TEXMAT0) ? "tex-mat-0, " : "", + (flags & ENABLE_TEXMAT1) ? "tex-mat-1, " : "", + (flags & ENABLE_NORMALIZE) ? "normalize, " : "", + (flags & ENABLE_RESCALE) ? "rescale, " : ""); +} + + +/* + * If ctx->NewState is non-zero then this function MUST be called before + * rendering any primitive. Basically, function pointers and miscellaneous + * flags are updated to reflect the current state of the state machine. + */ +void gl_update_state( GLcontext *ctx ) +{ + GLuint i; + + if (MESA_VERBOSE & VERBOSE_STATE) + gl_print_state("", ctx->NewState); + + if (ctx->NewState & NEW_CLIENT_STATE) + gl_update_client_state( ctx ); + + if ((ctx->NewState & NEW_TEXTURE_ENABLE) && + (ctx->Enabled & ENABLE_TEX_ANY) != ctx->Texture.Enabled) + ctx->NewState |= NEW_TEXTURING | NEW_RASTER_OPS; + + if (ctx->NewState & NEW_TEXTURE_ENV) { + if (ctx->Texture.Unit[0].EnvMode == ctx->Texture.Unit[0].LastEnvMode && + ctx->Texture.Unit[1].EnvMode == ctx->Texture.Unit[1].LastEnvMode) + ctx->NewState &= ~NEW_TEXTURE_ENV; + ctx->Texture.Unit[0].LastEnvMode = ctx->Texture.Unit[0].EnvMode; + ctx->Texture.Unit[1].LastEnvMode = ctx->Texture.Unit[1].EnvMode; + } + + if (ctx->NewState & NEW_TEXTURE_MATRIX) { + ctx->Enabled &= ~(ENABLE_TEXMAT0|ENABLE_TEXMAT1); + + for (i=0; i < MAX_TEXTURE_UNITS; i++) { + if (ctx->TextureMatrix[i].flags & MAT_DIRTY_ALL_OVER) + { + gl_matrix_analyze( &ctx->TextureMatrix[i] ); + ctx->TextureMatrix[i].flags &= ~MAT_DIRTY_DEPENDENTS; + + if (ctx->Texture.Unit[i].Enabled && + ctx->TextureMatrix[i].type != MATRIX_IDENTITY) + ctx->Enabled |= ENABLE_TEXMAT0 << i; + } + } + } + + if (ctx->NewState & (NEW_TEXTURING | NEW_TEXTURE_ENABLE)) { + ctx->Texture.NeedNormals = GL_FALSE; + gl_update_dirty_texobjs(ctx); + ctx->Enabled &= ~(ENABLE_TEXGEN0|ENABLE_TEXGEN1); + ctx->Texture.ReallyEnabled = 0; + + for (i=0; i < MAX_TEXTURE_UNITS; i++) { + if (ctx->Texture.Unit[i].Enabled) { + gl_update_texture_unit( ctx, &ctx->Texture.Unit[i] ); + + ctx->Texture.ReallyEnabled |= + ctx->Texture.Unit[i].ReallyEnabled<<(i*4); + + if (ctx->Texture.Unit[i].GenFlags != 0) { + ctx->Enabled |= ENABLE_TEXGEN0 << i; + + if (ctx->Texture.Unit[i].GenFlags & TEXGEN_NEED_NORMALS) + { + ctx->Texture.NeedNormals = GL_TRUE; + ctx->Texture.NeedEyeCoords = GL_TRUE; + } + + if (ctx->Texture.Unit[i].GenFlags & TEXGEN_NEED_EYE_COORD) + { + ctx->Texture.NeedEyeCoords = GL_TRUE; + } + } + } + } + + ctx->Texture.Enabled = ctx->Enabled & ENABLE_TEX_ANY; + ctx->NeedNormals = (ctx->Light.Enabled || ctx->Texture.NeedNormals); + } + + if (ctx->NewState & (NEW_RASTER_OPS | NEW_LIGHTING | NEW_FOG)) { + + + if (ctx->NewState & NEW_RASTER_OPS) { + update_pixel_logic(ctx); + update_pixel_masking(ctx); + update_fog_mode(ctx); + update_rasterflags(ctx); + if (ctx->Driver.Dither) { + (*ctx->Driver.Dither)( ctx, ctx->Color.DitherFlag ); + } + + /* Check if incoming colors can be modified during rasterization */ + if (ctx->Fog.Enabled || + ctx->Texture.Enabled || + ctx->Color.BlendEnabled || + ctx->Color.SWmasking || + ctx->Color.SWLogicOpEnabled) { + ctx->MutablePixels = GL_TRUE; + } + else { + ctx->MutablePixels = GL_FALSE; + } + + /* update scissor region */ + + ctx->DrawBuffer->Xmin = 0; + ctx->DrawBuffer->Ymin = 0; + ctx->DrawBuffer->Xmax = ctx->DrawBuffer->Width-1; + ctx->DrawBuffer->Ymax = ctx->DrawBuffer->Height-1; + if (ctx->Scissor.Enabled) { + if (ctx->Scissor.X > ctx->DrawBuffer->Xmin) { + ctx->DrawBuffer->Xmin = ctx->Scissor.X; + } + if (ctx->Scissor.Y > ctx->DrawBuffer->Ymin) { + ctx->DrawBuffer->Ymin = ctx->Scissor.Y; + } + if (ctx->Scissor.X + ctx->Scissor.Width - 1 < ctx->DrawBuffer->Xmax) { + ctx->DrawBuffer->Xmax = ctx->Scissor.X + ctx->Scissor.Width - 1; + } + if (ctx->Scissor.Y + ctx->Scissor.Height - 1 < ctx->DrawBuffer->Ymax) { + ctx->DrawBuffer->Ymax = ctx->Scissor.Y + ctx->Scissor.Height - 1; + } + } + } + + if (ctx->NewState & NEW_LIGHTING) { + ctx->TriangleCaps &= ~(DD_TRI_LIGHT_TWOSIDE|DD_LIGHTING_CULL); + if (ctx->Light.Enabled) { + if (ctx->Light.Model.TwoSide) + ctx->TriangleCaps |= (DD_TRI_LIGHT_TWOSIDE|DD_LIGHTING_CULL); + gl_update_lighting(ctx); + } + } + } + + if (ctx->NewState & (NEW_POLYGON | NEW_LIGHTING)) { + + ctx->TriangleCaps &= ~DD_TRI_CULL_FRONT_BACK; + + if (ctx->NewState & NEW_POLYGON) { + /* Setup CullBits bitmask */ + if (ctx->Polygon.CullFlag) { + ctx->backface_sign = 1; + switch(ctx->Polygon.CullFaceMode) { + case GL_BACK: + if(ctx->Polygon.FrontFace==GL_CCW) + ctx->backface_sign = -1; + ctx->Polygon.CullBits = 1; + break; + case GL_FRONT: + if(ctx->Polygon.FrontFace!=GL_CCW) + ctx->backface_sign = -1; + ctx->Polygon.CullBits = 2; + break; + default: + case GL_FRONT_AND_BACK: + ctx->backface_sign = 0; + ctx->Polygon.CullBits = 0; + ctx->TriangleCaps |= DD_TRI_CULL_FRONT_BACK; + break; + } + } + else { + ctx->Polygon.CullBits = 3; + ctx->backface_sign = 0; + } + + /* Any Polygon offsets enabled? */ + ctx->TriangleCaps &= ~DD_TRI_OFFSET; + + if (ctx->Polygon.OffsetPoint || + ctx->Polygon.OffsetLine || + ctx->Polygon.OffsetFill) + ctx->TriangleCaps |= DD_TRI_OFFSET; + + /* reset Z offsets now */ + ctx->PointZoffset = 0.0; + ctx->LineZoffset = 0.0; + ctx->PolygonZoffset = 0.0; + } + } + + if (ctx->NewState & ~(NEW_CLIENT_STATE| + NEW_DRIVER_STATE|NEW_USER_CLIP| + NEW_POLYGON)) + gl_update_clipmask(ctx); + + if (ctx->NewState & (NEW_LIGHTING| + NEW_RASTER_OPS| + NEW_TEXTURING| + NEW_TEXTURE_ENABLE| + NEW_TEXTURE_ENV| + NEW_POLYGON| + NEW_DRVSTATE0| + NEW_DRVSTATE1| + NEW_DRVSTATE2| + NEW_DRVSTATE3| + NEW_USER_CLIP)) + { + ctx->IndirectTriangles = ctx->TriangleCaps & ~ctx->Driver.TriangleCaps; + ctx->IndirectTriangles |= DD_SW_RASTERIZE; + + if (MESA_VERBOSE&VERBOSE_CULL) + gl_print_tri_caps("initial indirect tris", ctx->IndirectTriangles); + + ctx->Driver.PointsFunc = NULL; + ctx->Driver.LineFunc = NULL; + ctx->Driver.TriangleFunc = NULL; + ctx->Driver.QuadFunc = NULL; + ctx->Driver.RectFunc = NULL; + ctx->Driver.RenderVBClippedTab = NULL; + ctx->Driver.RenderVBCulledTab = NULL; + ctx->Driver.RenderVBRawTab = NULL; + + /* + * Here the driver sets up all the ctx->Driver function pointers to + * it's specific, private functions. + */ + ctx->Driver.UpdateState(ctx); + + if (MESA_VERBOSE&VERBOSE_CULL) + gl_print_tri_caps("indirect tris", ctx->IndirectTriangles); + + /* + * In case the driver didn't hook in an optimized point, line or + * triangle function we'll now select "core/fallback" point, line + * and triangle functions. + */ + if (ctx->IndirectTriangles & DD_SW_RASTERIZE) { + gl_set_point_function(ctx); + gl_set_line_function(ctx); + gl_set_triangle_function(ctx); + gl_set_quad_function(ctx); + + if ((ctx->IndirectTriangles & + (DD_TRI_SW_RASTERIZE|DD_QUAD_SW_RASTERIZE|DD_TRI_CULL)) == + (DD_TRI_SW_RASTERIZE|DD_QUAD_SW_RASTERIZE|DD_TRI_CULL)) + ctx->IndirectTriangles &= ~DD_TRI_CULL; + } + + if (MESA_VERBOSE&VERBOSE_CULL) + gl_print_tri_caps("indirect tris 2", ctx->IndirectTriangles); + + gl_set_render_vb_function(ctx); + } + + /* Should only be calc'd when !need_eye_coords and not culling. + */ + if (ctx->NewState & (NEW_MODELVIEW|NEW_PROJECTION)) { + if (ctx->NewState & NEW_MODELVIEW) { + gl_matrix_analyze( &ctx->ModelView ); + ctx->ProjectionMatrix.flags &= ~MAT_DIRTY_DEPENDENTS; + } + + if (ctx->NewState & NEW_PROJECTION) { + gl_matrix_analyze( &ctx->ProjectionMatrix ); + ctx->ProjectionMatrix.flags &= ~MAT_DIRTY_DEPENDENTS; + + if (ctx->Transform.AnyClip) { + gl_update_userclip( ctx ); + } + } + + gl_calculate_model_project_matrix( ctx ); + ctx->ModelProjectWinMatrixUptodate = 0; + } + + /* Figure out whether we can light in object space or not. If we + * can, find the current positions of the lights in object space + */ + if ((ctx->Enabled & (ENABLE_POINT_ATTEN | ENABLE_LIGHT | ENABLE_FOG | + ENABLE_TEXGEN0 | ENABLE_TEXGEN1)) && + (ctx->NewState & (NEW_LIGHTING | + NEW_FOG | + NEW_MODELVIEW | + NEW_PROJECTION | + NEW_TEXTURING | + NEW_RASTER_OPS | + NEW_USER_CLIP))) + { + GLboolean oldcoord, oldnorm; + + oldcoord = ctx->NeedEyeCoords; + oldnorm = ctx->NeedEyeNormals; + + ctx->NeedNormals = (ctx->Light.Enabled || ctx->Texture.NeedNormals); + ctx->NeedEyeCoords = ((ctx->Fog.Enabled && ctx->Hint.Fog != GL_NICEST) || + ctx->Point.Attenuated); + ctx->NeedEyeNormals = GL_FALSE; + + if (ctx->Light.Enabled) { + if (ctx->Light.Flags & LIGHT_POSITIONAL) { + /* Need length for attenuation */ + if (!TEST_MAT_FLAGS( &ctx->ModelView, MAT_FLAGS_LENGTH_PRESERVING)) + ctx->NeedEyeCoords = GL_TRUE; + } else if (ctx->Light.NeedVertices) { + /* Need angle for spot calculations */ + if (!TEST_MAT_FLAGS( &ctx->ModelView, MAT_FLAGS_ANGLE_PRESERVING)) + ctx->NeedEyeCoords = GL_TRUE; + } + ctx->NeedEyeNormals = ctx->NeedEyeCoords; + } + if (ctx->Texture.Enabled || ctx->RenderMode==GL_FEEDBACK) { + if (ctx->Texture.NeedEyeCoords) ctx->NeedEyeCoords = GL_TRUE; + if (ctx->Texture.NeedNormals) + ctx->NeedNormals = ctx->NeedEyeNormals = GL_TRUE; + } + + ctx->vb_proj_matrix = &ctx->ModelProjectMatrix; + + if (ctx->NeedEyeCoords) + ctx->vb_proj_matrix = &ctx->ProjectionMatrix; + + if (ctx->Light.Enabled) { + gl_update_lighting_function(ctx); + + if ( (ctx->NewState & NEW_LIGHTING) || + ((ctx->NewState & (NEW_MODELVIEW| NEW_PROJECTION)) && + !ctx->NeedEyeCoords) || + oldcoord != ctx->NeedEyeCoords || + oldnorm != ctx->NeedEyeNormals) { + gl_compute_light_positions(ctx); + } + + ctx->rescale_factor = 1.0F; + + if (ctx->ModelView.flags & (MAT_FLAG_UNIFORM_SCALE | + MAT_FLAG_GENERAL_SCALE | + MAT_FLAG_GENERAL_3D | + MAT_FLAG_GENERAL) ) + + { + GLfloat *m = ctx->ModelView.inv; + GLfloat f = m[2]*m[2] + m[6]*m[6] + m[10]*m[10]; + if (f > 1e-12 && (f-1)*(f-1) > 1e-12) + ctx->rescale_factor = 1.0/GL_SQRT(f); + } + } + + gl_update_normal_transform( ctx ); + } + + gl_update_pipelines(ctx); + ctx->NewState = 0; +} |