src/mesa/drivers/common/driverfuncs.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.3
   4  *
   5  * Copyright (C) 1999-2004  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25
  26 #include "glheader.h"
  27 #include "imports.h"
  28 #include "buffers.h"
  29 #include "context.h"
  30 #include "program.h"
  31 #include "texcompress.h"
  32 #include "texformat.h"
  33 #include "teximage.h"
  34 #include "texobj.h"
  35 #include "texstore.h"
  36 #include "bufferobj.h"
  37
  38 #include "driverfuncs.h"
  39 #include "swrast/swrast.h"
  40
  41
  42
  43 /**
  44  * Plug in default functions for all pointers in the dd_function_table
  45  * structure.
  46  * Device drivers should call this function and then plug in any
  47  * functions which it wants to override.
  48  * Some functions (pointers) MUST be implemented by all drivers (REQUIRED).
  49  *
  50  * \param table the dd_function_table to initialize
  51  */
  52 void
  53 _mesa_init_driver_functions(struct dd_function_table *driver)
  54 {
  55    _mesa_bzero(driver, sizeof(*driver));
  56
  57    driver->GetString = NULL;  /* REQUIRED! */
  58    driver->UpdateState = NULL;  /* REQUIRED! */
  59    driver->GetBufferSize = NULL;  /* REQUIRED! */
  60    driver->ResizeBuffers = _swrast_alloc_buffers;
  61    driver->Error = NULL;
  62
  63    driver->Finish = NULL;
  64    driver->Flush = NULL;
  65
  66    /* framebuffer/image functions */
  67    driver->Clear = _swrast_Clear;
  68    driver->Accum = _swrast_Accum;
  69    driver->DrawPixels = _swrast_DrawPixels;
  70    driver->ReadPixels = _swrast_ReadPixels;
  71    driver->CopyPixels = _swrast_CopyPixels;
  72    driver->Bitmap = _swrast_Bitmap;
  73
  74    /* Texture functions */
  75    driver->ChooseTextureFormat = _mesa_choose_tex_format;
  76    driver->TexImage1D = _mesa_store_teximage1d;
  77    driver->TexImage2D = _mesa_store_teximage2d;
  78    driver->TexImage3D = _mesa_store_teximage3d;
  79    driver->TexSubImage1D = _mesa_store_texsubimage1d;
  80    driver->TexSubImage2D = _mesa_store_texsubimage2d;
  81    driver->TexSubImage3D = _mesa_store_texsubimage3d;
  82    driver->GetTexImage = _mesa_get_teximage;
  83    driver->CopyTexImage1D = _swrast_copy_teximage1d;
  84    driver->CopyTexImage2D = _swrast_copy_teximage2d;
  85    driver->CopyTexSubImage1D = _swrast_copy_texsubimage1d;
  86    driver->CopyTexSubImage2D = _swrast_copy_texsubimage2d;
  87    driver->CopyTexSubImage3D = _swrast_copy_texsubimage3d;
  88    driver->TestProxyTexImage = _mesa_test_proxy_teximage;
  89    driver->CompressedTexImage1D = _mesa_store_compressed_teximage1d;
  90    driver->CompressedTexImage2D = _mesa_store_compressed_teximage2d;
  91    driver->CompressedTexImage3D = _mesa_store_compressed_teximage3d;
  92    driver->CompressedTexSubImage1D = _mesa_store_compressed_texsubimage1d;
  93    driver->CompressedTexSubImage2D = _mesa_store_compressed_texsubimage2d;
  94    driver->CompressedTexSubImage3D = _mesa_store_compressed_texsubimage3d;
  95    driver->GetCompressedTexImage = _mesa_get_compressed_teximage;
  96    driver->CompressedTextureSize = _mesa_compressed_texture_size;
  97    driver->BindTexture = NULL;
  98    driver->NewTextureObject = _mesa_new_texture_object;
  99    driver->DeleteTexture = _mesa_delete_texture_object;
 100    driver->NewTextureImage = _mesa_new_texture_image;
 101    driver->IsTextureResident = NULL;
 102    driver->PrioritizeTexture = NULL;
 103    driver->ActiveTexture = NULL;
 104    driver->UpdateTexturePalette = NULL;
 105
 106    /* imaging */
 107    driver->CopyColorTable = _swrast_CopyColorTable;
 108    driver->CopyColorSubTable = _swrast_CopyColorSubTable;
 109    driver->CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D;
 110    driver->CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D;
 111
 112    /* Vertex/fragment programs */
 113    driver->BindProgram = NULL;
 114    driver->NewProgram = _mesa_new_program;
 115    driver->DeleteProgram = _mesa_delete_program;
 116
 117    /* simple state commands */
 118    driver->AlphaFunc = NULL;
 119    driver->BlendColor = NULL;
 120    driver->BlendEquationSeparate = NULL;
 121    driver->BlendFuncSeparate = NULL;
 122    driver->ClearColor = NULL;
 123    driver->ClearDepth = NULL;
 124    driver->ClearIndex = NULL;
 125    driver->ClearStencil = NULL;
 126    driver->ClipPlane = NULL;
 127    driver->ColorMask = NULL;
 128    driver->ColorMaterial = NULL;
 129    driver->CullFace = NULL;
 130    driver->DrawBuffer = _swrast_DrawBuffer;
 131    driver->DrawBuffers = _swrast_DrawBuffers;
 132    driver->FrontFace = NULL;
 133    driver->DepthFunc = NULL;
 134    driver->DepthMask = NULL;
 135    driver->DepthRange = NULL;
 136    driver->Enable = NULL;
 137    driver->Fogfv = NULL;
 138    driver->Hint = NULL;
 139    driver->IndexMask = NULL;
 140    driver->Lightfv = NULL;
 141    driver->LightModelfv = NULL;
 142    driver->LineStipple = NULL;
 143    driver->LineWidth = NULL;
 144    driver->LogicOpcode = NULL;
 145    driver->PointParameterfv = NULL;
 146    driver->PointSize = NULL;
 147    driver->PolygonMode = NULL;
 148    driver->PolygonOffset = NULL;
 149    driver->PolygonStipple = NULL;
 150    driver->ReadBuffer = NULL;
 151    driver->RenderMode = NULL;
 152    driver->Scissor = NULL;
 153    driver->ShadeModel = NULL;
 154    driver->StencilFunc = NULL;
 155    driver->StencilMask = NULL;
 156    driver->StencilOp = NULL;
 157    driver->ActiveStencilFace = NULL;
 158    driver->TexGen = NULL;
 159    driver->TexEnv = NULL;
 160    driver->TexParameter = NULL;
 161    driver->TextureMatrix = NULL;
 162    driver->Viewport = NULL;
 163
 164    /* vertex arrays */
 165    driver->VertexPointer = NULL;
 166    driver->NormalPointer = NULL;
 167    driver->ColorPointer = NULL;
 168    driver->FogCoordPointer = NULL;
 169    driver->IndexPointer = NULL;
 170    driver->SecondaryColorPointer = NULL;
 171    driver->TexCoordPointer = NULL;
 172    driver->EdgeFlagPointer = NULL;
 173    driver->VertexAttribPointer = NULL;
 174    driver->LockArraysEXT = NULL;
 175    driver->UnlockArraysEXT = NULL;
 176
 177    /* state queries */
 178    driver->GetBooleanv = NULL;
 179    driver->GetDoublev = NULL;
 180    driver->GetFloatv = NULL;
 181    driver->GetIntegerv = NULL;
 182    driver->GetPointerv = NULL;
 183
 184 #if FEATURE_ARB_vertex_buffer_object
 185    driver->NewBufferObject = _mesa_new_buffer_object;
 186    driver->DeleteBuffer = _mesa_delete_buffer_object;
 187    driver->BindBuffer = NULL;
 188    driver->BufferData = _mesa_buffer_data;
 189    driver->BufferSubData = _mesa_buffer_subdata;
 190    driver->GetBufferSubData = _mesa_buffer_get_subdata;
 191    driver->MapBuffer = _mesa_buffer_map;
 192    driver->UnmapBuffer = _mesa_buffer_unmap;
 193 #endif
 194
 195    /* T&L stuff */
 196    driver->NeedValidate = GL_FALSE;
 197    driver->ValidateTnlModule = NULL;
 198    driver->CurrentExecPrimitive = 0;
 199    driver->CurrentSavePrimitive = 0;
 200    driver->NeedFlush = 0;
 201    driver->SaveNeedFlush = 0;
 202
 203    driver->FlushVertices = NULL;
 204    driver->SaveFlushVertices = NULL;
 205    driver->NotifySaveBegin = NULL;
 206    driver->LightingSpaceChange = NULL;
 207    driver->MakeCurrent = NULL;
 208
 209    /* display list */
 210    driver->NewList = NULL;
 211    driver->EndList = NULL;
 212    driver->BeginCallList = NULL;
 213    driver->EndCallList = NULL;
 214 }