dll/opengl/mesa/drivers/common/driverfuncs.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  7.1
   4  *
   5  * Copyright (C) 1999-2007  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 "main/glheader.h"
  27 #include "main/imports.h"
  28 #include "main/accum.h"
  29 #include "main/context.h"
  30 #include "main/framebuffer.h"
  31 #include "main/readpix.h"
  32 #include "main/renderbuffer.h"
  33 #include "main/texformat.h"
  34 #include "main/texgetimage.h"
  35 #include "main/teximage.h"
  36 #include "main/texobj.h"
  37 #include "main/texstore.h"
  38 #include "main/bufferobj.h"
  39
  40 #include "tnl/tnl.h"
  41 #include "swrast/swrast.h"
  42 #include "swrast/s_renderbuffer.h"
  43
  44 #include "driverfuncs.h"
  45 #include "meta.h"
  46
  47
  48
  49 /**
  50  * Plug in default functions for all pointers in the dd_function_table
  51  * structure.
  52  * Device drivers should call this function and then plug in any
  53  * functions which it wants to override.
  54  * Some functions (pointers) MUST be implemented by all drivers (REQUIRED).
  55  *
  56  * \param table the dd_function_table to initialize
  57  */
  58 void
  59 _mesa_init_driver_functions(struct dd_function_table *driver)
  60 {
  61    memset(driver, 0, sizeof(*driver));
  62
  63    driver->GetString = NULL;  /* REQUIRED! */
  64    driver->UpdateState = NULL;  /* REQUIRED! */
  65    driver->GetBufferSize = NULL;  /* REQUIRED! */
  66    driver->ResizeBuffers = _mesa_resize_framebuffer;
  67    driver->Error = NULL;
  68
  69    driver->Finish = NULL;
  70    driver->Flush = NULL;
  71
  72    /* framebuffer/image functions */
  73    driver->Clear = _swrast_Clear;
  74    driver->Accum = _mesa_accum;
  75    driver->RasterPos = _tnl_RasterPos;
  76    driver->DrawPixels = _swrast_DrawPixels;
  77    driver->ReadPixels = _mesa_readpixels;
  78    driver->CopyPixels = _swrast_CopyPixels;
  79    driver->Bitmap = _swrast_Bitmap;
  80
  81    /* Texture functions */
  82    driver->ChooseTextureFormat = _mesa_choose_tex_format;
  83    driver->TexImage1D = _mesa_store_teximage1d;
  84    driver->TexImage2D = _mesa_store_teximage2d;
  85    driver->TexSubImage1D = _mesa_store_texsubimage1d;
  86    driver->TexSubImage2D = _mesa_store_texsubimage2d;
  87    driver->GetTexImage = _mesa_get_teximage;
  88    driver->CopyTexSubImage1D = _mesa_meta_CopyTexSubImage1D;
  89    driver->CopyTexSubImage2D = _mesa_meta_CopyTexSubImage2D;
  90    driver->TestProxyTexImage = _mesa_test_proxy_teximage;
  91    driver->BindTexture = NULL;
  92    driver->NewTextureObject = _mesa_new_texture_object;
  93    driver->DeleteTexture = _mesa_delete_texture_object;
  94    driver->NewTextureImage = _swrast_new_texture_image;
  95    driver->DeleteTextureImage = _swrast_delete_texture_image;
  96    driver->AllocTextureImageBuffer = _swrast_alloc_texture_image_buffer;
  97    driver->FreeTextureImageBuffer = _swrast_free_texture_image_buffer;
  98    driver->MapTextureImage = _swrast_map_teximage;
  99    driver->UnmapTextureImage = _swrast_unmap_teximage;
 100
 101    /* simple state commands */
 102    driver->AlphaFunc = NULL;
 103    driver->ClearColor = NULL;
 104    driver->ClearDepth = NULL;
 105    driver->ClearStencil = NULL;
 106    driver->ClipPlane = NULL;
 107    driver->ColorMask = NULL;
 108    driver->ColorMaterial = NULL;
 109    driver->CullFace = NULL;
 110    driver->DrawBuffer = NULL;
 111    driver->FrontFace = NULL;
 112    driver->DepthFunc = NULL;
 113    driver->DepthMask = NULL;
 114    driver->DepthRange = NULL;
 115    driver->Enable = NULL;
 116    driver->Fogfv = NULL;
 117    driver->Hint = NULL;
 118    driver->Lightfv = NULL;
 119    driver->LightModelfv = NULL;
 120    driver->LineStipple = NULL;
 121    driver->LineWidth = NULL;
 122    driver->LogicOpcode = NULL;
 123    driver->PointParameterfv = NULL;
 124    driver->PointSize = NULL;
 125    driver->PolygonMode = NULL;
 126    driver->PolygonOffset = NULL;
 127    driver->PolygonStipple = NULL;
 128    driver->ReadBuffer = NULL;
 129    driver->RenderMode = NULL;
 130    driver->Scissor = NULL;
 131    driver->ShadeModel = NULL;
 132    driver->TexGen = NULL;
 133    driver->TexEnv = NULL;
 134    driver->TexParameter = NULL;
 135    driver->Viewport = NULL;
 136
 137    /* buffer objects */
 138    _mesa_init_buffer_object_functions(driver);
 139
 140    driver->MapRenderbuffer = _swrast_map_soft_renderbuffer;
 141    driver->UnmapRenderbuffer = _swrast_unmap_soft_renderbuffer;
 142
 143    /* T&L stuff */
 144    driver->CurrentExecPrimitive = 0;
 145    driver->CurrentSavePrimitive = 0;
 146    driver->NeedFlush = 0;
 147    driver->SaveNeedFlush = 0;
 148
 149    driver->FlushVertices = NULL;
 150    driver->SaveFlushVertices = NULL;
 151    driver->PrepareExecBegin = NULL;
 152    driver->NotifySaveBegin = NULL;
 153    driver->LightingSpaceChange = NULL;
 154
 155    /* display list */
 156    driver->NewList = NULL;
 157    driver->EndList = NULL;
 158    driver->BeginCallList = NULL;
 159    driver->EndCallList = NULL;
 160
 161    /* GL_ARB_texture_storage */
 162    driver->AllocTextureStorage = _swrast_AllocTextureStorage;
 163 }