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| 1901 | serge | 1 | /* |
| 2 | * Mesa 3-D graphics library |
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| 3 | * Version: 7.1 |
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| 4 | * |
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| 5 | * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. |
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| 6 | * |
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| 7 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 8 | * copy of this software and associated documentation files (the "Software"), |
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| 9 | * to deal in the Software without restriction, including without limitation |
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| 10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 11 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 12 | * Software is furnished to do so, subject to the following conditions: |
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| 13 | * |
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| 14 | * The above copyright notice and this permission notice shall be included |
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| 15 | * in all copies or substantial portions of the Software. |
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| 16 | * |
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| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 18 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 20 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
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| 21 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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| 22 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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| 23 | */ |
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| 24 | |||
| 25 | |||
| 26 | #include "main/glheader.h" |
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| 27 | #include "main/imports.h" |
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| 28 | #include "main/arrayobj.h" |
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| 29 | #include "main/context.h" |
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| 30 | #include "main/framebuffer.h" |
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| 31 | #include "main/mipmap.h" |
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| 32 | #include "main/queryobj.h" |
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| 33 | #include "main/renderbuffer.h" |
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| 34 | #include "main/shaderobj.h" |
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| 35 | #include "main/texcompress.h" |
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| 36 | #include "main/texformat.h" |
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| 37 | #include "main/texgetimage.h" |
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| 38 | #include "main/teximage.h" |
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| 39 | #include "main/texobj.h" |
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| 40 | #include "main/texstore.h" |
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| 41 | #include "main/bufferobj.h" |
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| 42 | #include "main/fbobject.h" |
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| 43 | #include "main/texrender.h" |
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| 44 | #include "main/syncobj.h" |
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| 45 | #include "main/transformfeedback.h" |
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| 46 | |||
| 47 | #include "program/program.h" |
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| 48 | #include "tnl/tnl.h" |
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| 49 | #include "swrast/swrast.h" |
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| 50 | |||
| 51 | #include "driverfuncs.h" |
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| 52 | #include "meta.h" |
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| 53 | |||
| 54 | |||
| 55 | |||
| 56 | /** |
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| 57 | * Plug in default functions for all pointers in the dd_function_table |
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| 58 | * structure. |
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| 59 | * Device drivers should call this function and then plug in any |
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| 60 | * functions which it wants to override. |
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| 61 | * Some functions (pointers) MUST be implemented by all drivers (REQUIRED). |
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| 62 | * |
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| 63 | * \param table the dd_function_table to initialize |
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| 64 | */ |
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| 65 | void |
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| 66 | _mesa_init_driver_functions(struct dd_function_table *driver) |
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| 67 | { |
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| 68 | memset(driver, 0, sizeof(*driver)); |
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| 69 | |||
| 70 | driver->GetString = NULL; /* REQUIRED! */ |
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| 71 | driver->UpdateState = NULL; /* REQUIRED! */ |
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| 72 | driver->GetBufferSize = NULL; /* REQUIRED! */ |
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| 73 | driver->ResizeBuffers = _mesa_resize_framebuffer; |
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| 74 | driver->Error = NULL; |
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| 75 | |||
| 76 | driver->Finish = NULL; |
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| 77 | driver->Flush = NULL; |
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| 78 | |||
| 79 | /* framebuffer/image functions */ |
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| 80 | driver->Clear = _swrast_Clear; |
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| 81 | driver->Accum = _swrast_Accum; |
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| 82 | driver->RasterPos = _tnl_RasterPos; |
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| 83 | driver->DrawPixels = _swrast_DrawPixels; |
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| 84 | driver->ReadPixels = _swrast_ReadPixels; |
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| 85 | driver->CopyPixels = _swrast_CopyPixels; |
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| 86 | driver->Bitmap = _swrast_Bitmap; |
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| 87 | |||
| 88 | /* Texture functions */ |
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| 89 | driver->ChooseTextureFormat = _mesa_choose_tex_format; |
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| 90 | driver->TexImage1D = _mesa_store_teximage1d; |
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| 91 | driver->TexImage2D = _mesa_store_teximage2d; |
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| 92 | driver->TexImage3D = _mesa_store_teximage3d; |
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| 93 | driver->TexSubImage1D = _mesa_store_texsubimage1d; |
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| 94 | driver->TexSubImage2D = _mesa_store_texsubimage2d; |
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| 95 | driver->TexSubImage3D = _mesa_store_texsubimage3d; |
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| 96 | driver->GetTexImage = _mesa_get_teximage; |
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| 97 | driver->CopyTexImage1D = _mesa_meta_CopyTexImage1D; |
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| 98 | driver->CopyTexImage2D = _mesa_meta_CopyTexImage2D; |
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| 99 | driver->CopyTexSubImage1D = _mesa_meta_CopyTexSubImage1D; |
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| 100 | driver->CopyTexSubImage2D = _mesa_meta_CopyTexSubImage2D; |
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| 101 | driver->CopyTexSubImage3D = _mesa_meta_CopyTexSubImage3D; |
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| 102 | driver->GenerateMipmap = _mesa_meta_GenerateMipmap; |
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| 103 | driver->TestProxyTexImage = _mesa_test_proxy_teximage; |
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| 104 | driver->CompressedTexImage1D = _mesa_store_compressed_teximage1d; |
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| 105 | driver->CompressedTexImage2D = _mesa_store_compressed_teximage2d; |
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| 106 | driver->CompressedTexImage3D = _mesa_store_compressed_teximage3d; |
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| 107 | driver->CompressedTexSubImage1D = _mesa_store_compressed_texsubimage1d; |
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| 108 | driver->CompressedTexSubImage2D = _mesa_store_compressed_texsubimage2d; |
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| 109 | driver->CompressedTexSubImage3D = _mesa_store_compressed_texsubimage3d; |
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| 110 | driver->GetCompressedTexImage = _mesa_get_compressed_teximage; |
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| 111 | driver->BindTexture = NULL; |
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| 112 | driver->NewTextureObject = _mesa_new_texture_object; |
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| 113 | driver->DeleteTexture = _mesa_delete_texture_object; |
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| 114 | driver->NewTextureImage = _mesa_new_texture_image; |
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| 115 | driver->FreeTexImageData = _mesa_free_texture_image_data; |
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| 116 | driver->MapTexture = NULL; |
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| 117 | driver->UnmapTexture = NULL; |
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| 118 | driver->TextureMemCpy = memcpy; |
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| 119 | driver->IsTextureResident = NULL; |
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| 120 | driver->UpdateTexturePalette = NULL; |
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| 121 | |||
| 122 | /* imaging */ |
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| 123 | driver->CopyColorTable = _mesa_meta_CopyColorTable; |
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| 124 | driver->CopyColorSubTable = _mesa_meta_CopyColorSubTable; |
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| 125 | |||
| 126 | /* Vertex/fragment programs */ |
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| 127 | driver->BindProgram = NULL; |
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| 128 | driver->NewProgram = _mesa_new_program; |
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| 129 | driver->DeleteProgram = _mesa_delete_program; |
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| 130 | |||
| 131 | /* simple state commands */ |
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| 132 | driver->AlphaFunc = NULL; |
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| 133 | driver->BlendColor = NULL; |
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| 134 | driver->BlendEquationSeparate = NULL; |
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| 135 | driver->BlendFuncSeparate = NULL; |
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| 136 | driver->ClearColor = NULL; |
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| 137 | driver->ClearDepth = NULL; |
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| 138 | driver->ClearStencil = NULL; |
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| 139 | driver->ClipPlane = NULL; |
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| 140 | driver->ColorMask = NULL; |
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| 141 | driver->ColorMaterial = NULL; |
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| 142 | driver->CullFace = NULL; |
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| 143 | driver->DrawBuffer = NULL; |
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| 144 | driver->DrawBuffers = NULL; |
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| 145 | driver->FrontFace = NULL; |
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| 146 | driver->DepthFunc = NULL; |
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| 147 | driver->DepthMask = NULL; |
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| 148 | driver->DepthRange = NULL; |
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| 149 | driver->Enable = NULL; |
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| 150 | driver->Fogfv = NULL; |
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| 151 | driver->Hint = NULL; |
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| 152 | driver->Lightfv = NULL; |
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| 153 | driver->LightModelfv = NULL; |
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| 154 | driver->LineStipple = NULL; |
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| 155 | driver->LineWidth = NULL; |
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| 156 | driver->LogicOpcode = NULL; |
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| 157 | driver->PointParameterfv = NULL; |
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| 158 | driver->PointSize = NULL; |
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| 159 | driver->PolygonMode = NULL; |
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| 160 | driver->PolygonOffset = NULL; |
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| 161 | driver->PolygonStipple = NULL; |
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| 162 | driver->ReadBuffer = NULL; |
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| 163 | driver->RenderMode = NULL; |
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| 164 | driver->Scissor = NULL; |
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| 165 | driver->ShadeModel = NULL; |
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| 166 | driver->StencilFuncSeparate = NULL; |
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| 167 | driver->StencilOpSeparate = NULL; |
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| 168 | driver->StencilMaskSeparate = NULL; |
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| 169 | driver->TexGen = NULL; |
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| 170 | driver->TexEnv = NULL; |
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| 171 | driver->TexParameter = NULL; |
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| 172 | driver->Viewport = NULL; |
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| 173 | |||
| 174 | /* buffer objects */ |
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| 175 | _mesa_init_buffer_object_functions(driver); |
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| 176 | |||
| 177 | /* query objects */ |
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| 178 | _mesa_init_query_object_functions(driver); |
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| 179 | |||
| 180 | _mesa_init_sync_object_functions(driver); |
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| 181 | |||
| 182 | driver->NewFramebuffer = _mesa_new_framebuffer; |
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| 183 | driver->NewRenderbuffer = _mesa_new_soft_renderbuffer; |
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| 184 | driver->RenderTexture = _mesa_render_texture; |
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| 185 | driver->FinishRenderTexture = _mesa_finish_render_texture; |
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| 186 | driver->FramebufferRenderbuffer = _mesa_framebuffer_renderbuffer; |
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| 187 | |||
| 188 | driver->BlitFramebuffer = _swrast_BlitFramebuffer; |
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| 189 | |||
| 190 | /* APPLE_vertex_array_object */ |
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| 191 | driver->NewArrayObject = _mesa_new_array_object; |
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| 192 | driver->DeleteArrayObject = _mesa_delete_array_object; |
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| 193 | driver->BindArrayObject = NULL; |
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| 194 | |||
| 195 | _mesa_init_shader_object_functions(driver); |
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| 196 | |||
| 197 | _mesa_init_transform_feedback_functions(driver); |
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| 198 | |||
| 199 | /* T&L stuff */ |
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| 200 | driver->NeedValidate = GL_FALSE; |
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| 201 | driver->ValidateTnlModule = NULL; |
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| 202 | driver->CurrentExecPrimitive = 0; |
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| 203 | driver->CurrentSavePrimitive = 0; |
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| 204 | driver->NeedFlush = 0; |
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| 205 | driver->SaveNeedFlush = 0; |
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| 206 | |||
| 207 | driver->ProgramStringNotify = _tnl_program_string; |
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| 208 | driver->FlushVertices = NULL; |
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| 209 | driver->SaveFlushVertices = NULL; |
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| 210 | driver->NotifySaveBegin = NULL; |
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| 211 | driver->LightingSpaceChange = NULL; |
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| 212 | |||
| 213 | /* display list */ |
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| 214 | driver->NewList = NULL; |
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| 215 | driver->EndList = NULL; |
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| 216 | driver->BeginCallList = NULL; |
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| 217 | driver->EndCallList = NULL; |
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| 218 | } |
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| 219 | |||
| 220 | |||
| 221 | /** |
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| 222 | * Call the ctx->Driver.* state functions with current values to initialize |
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| 223 | * driver state. |
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| 224 | * Only the Intel drivers use this so far. |
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| 225 | */ |
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| 226 | void |
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| 227 | _mesa_init_driver_state(struct gl_context *ctx) |
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| 228 | { |
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| 229 | ctx->Driver.AlphaFunc(ctx, ctx->Color.AlphaFunc, ctx->Color.AlphaRef); |
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| 230 | |||
| 231 | ctx->Driver.BlendColor(ctx, ctx->Color.BlendColor); |
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| 232 | |||
| 233 | ctx->Driver.BlendEquationSeparate(ctx, |
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| 234 | ctx->Color.BlendEquationRGB, |
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| 235 | ctx->Color.BlendEquationA); |
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| 236 | |||
| 237 | ctx->Driver.BlendFuncSeparate(ctx, |
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| 238 | ctx->Color.BlendSrcRGB, |
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| 239 | ctx->Color.BlendDstRGB, |
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| 240 | ctx->Color.BlendSrcA, ctx->Color.BlendDstA); |
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| 241 | |||
| 242 | if (ctx->Driver.ColorMaskIndexed) { |
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| 243 | GLuint i; |
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| 244 | for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) { |
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| 245 | ctx->Driver.ColorMaskIndexed(ctx, i, |
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| 246 | ctx->Color.ColorMask[0][RCOMP], |
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| 247 | ctx->Color.ColorMask[0][GCOMP], |
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| 248 | ctx->Color.ColorMask[0][BCOMP], |
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| 249 | ctx->Color.ColorMask[0][ACOMP]); |
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| 250 | } |
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| 251 | } |
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| 252 | else { |
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| 253 | ctx->Driver.ColorMask(ctx, |
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| 254 | ctx->Color.ColorMask[0][RCOMP], |
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| 255 | ctx->Color.ColorMask[0][GCOMP], |
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| 256 | ctx->Color.ColorMask[0][BCOMP], |
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| 257 | ctx->Color.ColorMask[0][ACOMP]); |
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| 258 | } |
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| 259 | |||
| 260 | ctx->Driver.CullFace(ctx, ctx->Polygon.CullFaceMode); |
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| 261 | ctx->Driver.DepthFunc(ctx, ctx->Depth.Func); |
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| 262 | ctx->Driver.DepthMask(ctx, ctx->Depth.Mask); |
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| 263 | |||
| 264 | ctx->Driver.Enable(ctx, GL_ALPHA_TEST, ctx->Color.AlphaEnabled); |
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| 265 | ctx->Driver.Enable(ctx, GL_BLEND, ctx->Color.BlendEnabled); |
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| 266 | ctx->Driver.Enable(ctx, GL_COLOR_LOGIC_OP, ctx->Color.ColorLogicOpEnabled); |
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| 267 | ctx->Driver.Enable(ctx, GL_COLOR_SUM, ctx->Fog.ColorSumEnabled); |
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| 268 | ctx->Driver.Enable(ctx, GL_CULL_FACE, ctx->Polygon.CullFlag); |
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| 269 | ctx->Driver.Enable(ctx, GL_DEPTH_TEST, ctx->Depth.Test); |
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| 270 | ctx->Driver.Enable(ctx, GL_DITHER, ctx->Color.DitherFlag); |
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| 271 | ctx->Driver.Enable(ctx, GL_FOG, ctx->Fog.Enabled); |
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| 272 | ctx->Driver.Enable(ctx, GL_LIGHTING, ctx->Light.Enabled); |
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| 273 | ctx->Driver.Enable(ctx, GL_LINE_SMOOTH, ctx->Line.SmoothFlag); |
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| 274 | ctx->Driver.Enable(ctx, GL_POLYGON_STIPPLE, ctx->Polygon.StippleFlag); |
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| 275 | ctx->Driver.Enable(ctx, GL_SCISSOR_TEST, ctx->Scissor.Enabled); |
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| 276 | ctx->Driver.Enable(ctx, GL_STENCIL_TEST, ctx->Stencil._Enabled); |
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| 277 | ctx->Driver.Enable(ctx, GL_TEXTURE_1D, GL_FALSE); |
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| 278 | ctx->Driver.Enable(ctx, GL_TEXTURE_2D, GL_FALSE); |
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| 279 | ctx->Driver.Enable(ctx, GL_TEXTURE_RECTANGLE_NV, GL_FALSE); |
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| 280 | ctx->Driver.Enable(ctx, GL_TEXTURE_3D, GL_FALSE); |
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| 281 | ctx->Driver.Enable(ctx, GL_TEXTURE_CUBE_MAP, GL_FALSE); |
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| 282 | |||
| 283 | ctx->Driver.Fogfv(ctx, GL_FOG_COLOR, ctx->Fog.Color); |
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| 284 | ctx->Driver.Fogfv(ctx, GL_FOG_MODE, 0); |
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| 285 | ctx->Driver.Fogfv(ctx, GL_FOG_DENSITY, &ctx->Fog.Density); |
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| 286 | ctx->Driver.Fogfv(ctx, GL_FOG_START, &ctx->Fog.Start); |
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| 287 | ctx->Driver.Fogfv(ctx, GL_FOG_END, &ctx->Fog.End); |
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| 288 | |||
| 289 | ctx->Driver.FrontFace(ctx, ctx->Polygon.FrontFace); |
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| 290 | |||
| 291 | { |
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| 292 | GLfloat f = (GLfloat) ctx->Light.Model.ColorControl; |
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| 293 | ctx->Driver.LightModelfv(ctx, GL_LIGHT_MODEL_COLOR_CONTROL, &f); |
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| 294 | } |
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| 295 | |||
| 296 | ctx->Driver.LineWidth(ctx, ctx->Line.Width); |
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| 297 | ctx->Driver.LogicOpcode(ctx, ctx->Color.LogicOp); |
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| 298 | ctx->Driver.PointSize(ctx, ctx->Point.Size); |
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| 299 | ctx->Driver.PolygonStipple(ctx, (const GLubyte *) ctx->PolygonStipple); |
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| 300 | ctx->Driver.Scissor(ctx, ctx->Scissor.X, ctx->Scissor.Y, |
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| 301 | ctx->Scissor.Width, ctx->Scissor.Height); |
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| 302 | ctx->Driver.ShadeModel(ctx, ctx->Light.ShadeModel); |
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| 303 | ctx->Driver.StencilFuncSeparate(ctx, GL_FRONT, |
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| 304 | ctx->Stencil.Function[0], |
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| 305 | ctx->Stencil.Ref[0], |
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| 306 | ctx->Stencil.ValueMask[0]); |
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| 307 | ctx->Driver.StencilFuncSeparate(ctx, GL_BACK, |
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| 308 | ctx->Stencil.Function[1], |
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| 309 | ctx->Stencil.Ref[1], |
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| 310 | ctx->Stencil.ValueMask[1]); |
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| 311 | ctx->Driver.StencilMaskSeparate(ctx, GL_FRONT, ctx->Stencil.WriteMask[0]); |
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| 312 | ctx->Driver.StencilMaskSeparate(ctx, GL_BACK, ctx->Stencil.WriteMask[1]); |
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| 313 | ctx->Driver.StencilOpSeparate(ctx, GL_FRONT, |
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| 314 | ctx->Stencil.FailFunc[0], |
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| 315 | ctx->Stencil.ZFailFunc[0], |
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| 316 | ctx->Stencil.ZPassFunc[0]); |
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| 317 | ctx->Driver.StencilOpSeparate(ctx, GL_BACK, |
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| 318 | ctx->Stencil.FailFunc[1], |
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| 319 | ctx->Stencil.ZFailFunc[1], |
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| 320 | ctx->Stencil.ZPassFunc[1]); |
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| 321 | |||
| 322 | |||
| 323 | ctx->Driver.DrawBuffer(ctx, ctx->Color.DrawBuffer[0]); |
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| 324 | } |