| /* |
| * Mesa 3-D graphics library |
| * Version: 7.1 |
| * |
| * Copyright (C) 1999-2007 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 |
| * THE AUTHORS 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 "main/glheader.h" |
| #include "main/imports.h" |
| #include "main/accum.h" |
| #include "main/arrayobj.h" |
| #include "main/context.h" |
| #include "main/formatquery.h" |
| #include "main/framebuffer.h" |
| #include "main/mipmap.h" |
| #include "main/queryobj.h" |
| #include "main/readpix.h" |
| #include "main/renderbuffer.h" |
| #include "main/shaderobj.h" |
| #include "main/texcompress.h" |
| #include "main/texformat.h" |
| #include "main/texgetimage.h" |
| #include "main/teximage.h" |
| #include "main/texobj.h" |
| #include "main/texstorage.h" |
| #include "main/texstore.h" |
| #include "main/bufferobj.h" |
| #include "main/fbobject.h" |
| #include "main/samplerobj.h" |
| #include "main/syncobj.h" |
| #include "main/texturebarrier.h" |
| #include "main/transformfeedback.h" |
| |
| #include "program/program.h" |
| #include "tnl/tnl.h" |
| #include "swrast/swrast.h" |
| #include "swrast/s_renderbuffer.h" |
| |
| #include "driverfuncs.h" |
| #include "meta.h" |
| |
| |
| |
| /** |
| * Plug in default functions for all pointers in the dd_function_table |
| * structure. |
| * Device drivers should call this function and then plug in any |
| * functions which it wants to override. |
| * Some functions (pointers) MUST be implemented by all drivers (REQUIRED). |
| * |
| * \param table the dd_function_table to initialize |
| */ |
| void |
| _mesa_init_driver_functions(struct dd_function_table *driver) |
| { |
| memset(driver, 0, sizeof(*driver)); |
| |
| driver->GetString = NULL; /* REQUIRED! */ |
| driver->UpdateState = NULL; /* REQUIRED! */ |
| driver->GetBufferSize = NULL; /* REQUIRED! */ |
| driver->ResizeBuffers = _mesa_resize_framebuffer; |
| |
| driver->Finish = NULL; |
| driver->Flush = NULL; |
| |
| /* framebuffer/image functions */ |
| driver->Clear = _swrast_Clear; |
| driver->Accum = _mesa_accum; |
| driver->RasterPos = _tnl_RasterPos; |
| driver->DrawPixels = _swrast_DrawPixels; |
| driver->ReadPixels = _mesa_readpixels; |
| driver->CopyPixels = _swrast_CopyPixels; |
| driver->Bitmap = _swrast_Bitmap; |
| |
| /* Texture functions */ |
| driver->ChooseTextureFormat = _mesa_choose_tex_format; |
| driver->QuerySamplesForFormat = _mesa_query_samples_for_format; |
| driver->TexImage = _mesa_store_teximage; |
| driver->TexSubImage = _mesa_store_texsubimage; |
| driver->GetTexImage = _mesa_meta_GetTexImage; |
| driver->CopyTexSubImage = _mesa_meta_CopyTexSubImage; |
| driver->GenerateMipmap = _mesa_meta_GenerateMipmap; |
| driver->TestProxyTexImage = _mesa_test_proxy_teximage; |
| driver->CompressedTexImage = _mesa_store_compressed_teximage; |
| driver->CompressedTexSubImage = _mesa_store_compressed_texsubimage; |
| driver->GetCompressedTexImage = _mesa_get_compressed_teximage; |
| driver->BindTexture = NULL; |
| driver->NewTextureObject = _mesa_new_texture_object; |
| driver->DeleteTexture = _mesa_delete_texture_object; |
| driver->NewTextureImage = _swrast_new_texture_image; |
| driver->DeleteTextureImage = _swrast_delete_texture_image; |
| driver->AllocTextureImageBuffer = _swrast_alloc_texture_image_buffer; |
| driver->FreeTextureImageBuffer = _swrast_free_texture_image_buffer; |
| driver->MapTextureImage = _swrast_map_teximage; |
| driver->UnmapTextureImage = _swrast_unmap_teximage; |
| driver->DrawTex = _mesa_meta_DrawTex; |
| |
| /* Vertex/fragment programs */ |
| driver->BindProgram = NULL; |
| driver->NewProgram = _mesa_new_program; |
| driver->DeleteProgram = _mesa_delete_program; |
| |
| /* simple state commands */ |
| driver->AlphaFunc = NULL; |
| driver->BlendColor = NULL; |
| driver->BlendEquationSeparate = NULL; |
| driver->BlendFuncSeparate = NULL; |
| driver->ClipPlane = NULL; |
| driver->ColorMask = NULL; |
| driver->ColorMaterial = NULL; |
| driver->CullFace = NULL; |
| driver->DrawBuffer = NULL; |
| driver->DrawBuffers = NULL; |
| driver->FrontFace = NULL; |
| driver->DepthFunc = NULL; |
| driver->DepthMask = NULL; |
| driver->DepthRange = NULL; |
| driver->Enable = NULL; |
| driver->Fogfv = NULL; |
| driver->Hint = NULL; |
| driver->Lightfv = NULL; |
| driver->LightModelfv = NULL; |
| driver->LineStipple = NULL; |
| driver->LineWidth = NULL; |
| driver->LogicOpcode = NULL; |
| driver->PointParameterfv = NULL; |
| driver->PointSize = NULL; |
| driver->PolygonMode = NULL; |
| driver->PolygonOffset = NULL; |
| driver->PolygonStipple = NULL; |
| driver->ReadBuffer = NULL; |
| driver->RenderMode = NULL; |
| driver->Scissor = NULL; |
| driver->ShadeModel = NULL; |
| driver->StencilFuncSeparate = NULL; |
| driver->StencilOpSeparate = NULL; |
| driver->StencilMaskSeparate = NULL; |
| driver->TexGen = NULL; |
| driver->TexEnv = NULL; |
| driver->TexParameter = NULL; |
| driver->Viewport = NULL; |
| |
| /* buffer objects */ |
| _mesa_init_buffer_object_functions(driver); |
| |
| /* query objects */ |
| _mesa_init_query_object_functions(driver); |
| |
| _mesa_init_sync_object_functions(driver); |
| |
| driver->NewFramebuffer = _mesa_new_framebuffer; |
| driver->NewRenderbuffer = _swrast_new_soft_renderbuffer; |
| driver->MapRenderbuffer = _swrast_map_soft_renderbuffer; |
| driver->UnmapRenderbuffer = _swrast_unmap_soft_renderbuffer; |
| driver->RenderTexture = _swrast_render_texture; |
| driver->FinishRenderTexture = _swrast_finish_render_texture; |
| driver->FramebufferRenderbuffer = _mesa_framebuffer_renderbuffer; |
| driver->ValidateFramebuffer = _mesa_validate_framebuffer; |
| |
| driver->BlitFramebuffer = _swrast_BlitFramebuffer; |
| driver->DiscardFramebuffer = NULL; |
| |
| _mesa_init_texture_barrier_functions(driver); |
| |
| /* APPLE_vertex_array_object */ |
| driver->NewArrayObject = _mesa_new_array_object; |
| driver->DeleteArrayObject = _mesa_delete_array_object; |
| driver->BindArrayObject = NULL; |
| |
| _mesa_init_shader_object_functions(driver); |
| |
| _mesa_init_transform_feedback_functions(driver); |
| |
| _mesa_init_sampler_object_functions(driver); |
| |
| /* T&L stuff */ |
| driver->CurrentExecPrimitive = 0; |
| driver->CurrentSavePrimitive = 0; |
| driver->NeedFlush = 0; |
| driver->SaveNeedFlush = 0; |
| |
| driver->ProgramStringNotify = _tnl_program_string; |
| driver->FlushVertices = NULL; |
| driver->SaveFlushVertices = NULL; |
| driver->NotifySaveBegin = NULL; |
| driver->LightingSpaceChange = NULL; |
| |
| /* display list */ |
| driver->NewList = NULL; |
| driver->EndList = NULL; |
| driver->BeginCallList = NULL; |
| driver->EndCallList = NULL; |
| |
| /* GL_ARB_texture_storage */ |
| driver->AllocTextureStorage = _mesa_alloc_texture_storage; |
| |
| /* GL_ARB_texture_multisample */ |
| driver->GetSamplePosition = NULL; |
| } |
| |
| |
| /** |
| * Call the ctx->Driver.* state functions with current values to initialize |
| * driver state. |
| * Only the Intel drivers use this so far. |
| */ |
| void |
| _mesa_init_driver_state(struct gl_context *ctx) |
| { |
| ctx->Driver.AlphaFunc(ctx, ctx->Color.AlphaFunc, ctx->Color.AlphaRef); |
| |
| ctx->Driver.BlendColor(ctx, ctx->Color.BlendColor); |
| |
| ctx->Driver.BlendEquationSeparate(ctx, |
| ctx->Color.Blend[0].EquationRGB, |
| ctx->Color.Blend[0].EquationA); |
| |
| ctx->Driver.BlendFuncSeparate(ctx, |
| ctx->Color.Blend[0].SrcRGB, |
| ctx->Color.Blend[0].DstRGB, |
| ctx->Color.Blend[0].SrcA, |
| ctx->Color.Blend[0].DstA); |
| |
| if (ctx->Driver.ColorMaskIndexed) { |
| GLuint i; |
| for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) { |
| ctx->Driver.ColorMaskIndexed(ctx, i, |
| ctx->Color.ColorMask[i][RCOMP], |
| ctx->Color.ColorMask[i][GCOMP], |
| ctx->Color.ColorMask[i][BCOMP], |
| ctx->Color.ColorMask[i][ACOMP]); |
| } |
| } |
| else { |
| ctx->Driver.ColorMask(ctx, |
| ctx->Color.ColorMask[0][RCOMP], |
| ctx->Color.ColorMask[0][GCOMP], |
| ctx->Color.ColorMask[0][BCOMP], |
| ctx->Color.ColorMask[0][ACOMP]); |
| } |
| |
| ctx->Driver.CullFace(ctx, ctx->Polygon.CullFaceMode); |
| ctx->Driver.DepthFunc(ctx, ctx->Depth.Func); |
| ctx->Driver.DepthMask(ctx, ctx->Depth.Mask); |
| |
| ctx->Driver.Enable(ctx, GL_ALPHA_TEST, ctx->Color.AlphaEnabled); |
| ctx->Driver.Enable(ctx, GL_BLEND, ctx->Color.BlendEnabled); |
| ctx->Driver.Enable(ctx, GL_COLOR_LOGIC_OP, ctx->Color.ColorLogicOpEnabled); |
| ctx->Driver.Enable(ctx, GL_COLOR_SUM, ctx->Fog.ColorSumEnabled); |
| ctx->Driver.Enable(ctx, GL_CULL_FACE, ctx->Polygon.CullFlag); |
| ctx->Driver.Enable(ctx, GL_DEPTH_TEST, ctx->Depth.Test); |
| ctx->Driver.Enable(ctx, GL_DITHER, ctx->Color.DitherFlag); |
| ctx->Driver.Enable(ctx, GL_FOG, ctx->Fog.Enabled); |
| ctx->Driver.Enable(ctx, GL_LIGHTING, ctx->Light.Enabled); |
| ctx->Driver.Enable(ctx, GL_LINE_SMOOTH, ctx->Line.SmoothFlag); |
| ctx->Driver.Enable(ctx, GL_POLYGON_STIPPLE, ctx->Polygon.StippleFlag); |
| ctx->Driver.Enable(ctx, GL_SCISSOR_TEST, ctx->Scissor.Enabled); |
| ctx->Driver.Enable(ctx, GL_STENCIL_TEST, ctx->Stencil._Enabled); |
| ctx->Driver.Enable(ctx, GL_TEXTURE_1D, GL_FALSE); |
| ctx->Driver.Enable(ctx, GL_TEXTURE_2D, GL_FALSE); |
| ctx->Driver.Enable(ctx, GL_TEXTURE_RECTANGLE_NV, GL_FALSE); |
| ctx->Driver.Enable(ctx, GL_TEXTURE_3D, GL_FALSE); |
| ctx->Driver.Enable(ctx, GL_TEXTURE_CUBE_MAP, GL_FALSE); |
| |
| ctx->Driver.Fogfv(ctx, GL_FOG_COLOR, ctx->Fog.Color); |
| { |
| GLfloat mode = (GLfloat) ctx->Fog.Mode; |
| ctx->Driver.Fogfv(ctx, GL_FOG_MODE, &mode); |
| } |
| ctx->Driver.Fogfv(ctx, GL_FOG_DENSITY, &ctx->Fog.Density); |
| ctx->Driver.Fogfv(ctx, GL_FOG_START, &ctx->Fog.Start); |
| ctx->Driver.Fogfv(ctx, GL_FOG_END, &ctx->Fog.End); |
| |
| ctx->Driver.FrontFace(ctx, ctx->Polygon.FrontFace); |
| |
| { |
| GLfloat f = (GLfloat) ctx->Light.Model.ColorControl; |
| ctx->Driver.LightModelfv(ctx, GL_LIGHT_MODEL_COLOR_CONTROL, &f); |
| } |
| |
| ctx->Driver.LineWidth(ctx, ctx->Line.Width); |
| ctx->Driver.LogicOpcode(ctx, ctx->Color.LogicOp); |
| ctx->Driver.PointSize(ctx, ctx->Point.Size); |
| ctx->Driver.PolygonStipple(ctx, (const GLubyte *) ctx->PolygonStipple); |
| ctx->Driver.Scissor(ctx, ctx->Scissor.X, ctx->Scissor.Y, |
| ctx->Scissor.Width, ctx->Scissor.Height); |
| ctx->Driver.ShadeModel(ctx, ctx->Light.ShadeModel); |
| ctx->Driver.StencilFuncSeparate(ctx, GL_FRONT, |
| ctx->Stencil.Function[0], |
| ctx->Stencil.Ref[0], |
| ctx->Stencil.ValueMask[0]); |
| ctx->Driver.StencilFuncSeparate(ctx, GL_BACK, |
| ctx->Stencil.Function[1], |
| ctx->Stencil.Ref[1], |
| ctx->Stencil.ValueMask[1]); |
| ctx->Driver.StencilMaskSeparate(ctx, GL_FRONT, ctx->Stencil.WriteMask[0]); |
| ctx->Driver.StencilMaskSeparate(ctx, GL_BACK, ctx->Stencil.WriteMask[1]); |
| ctx->Driver.StencilOpSeparate(ctx, GL_FRONT, |
| ctx->Stencil.FailFunc[0], |
| ctx->Stencil.ZFailFunc[0], |
| ctx->Stencil.ZPassFunc[0]); |
| ctx->Driver.StencilOpSeparate(ctx, GL_BACK, |
| ctx->Stencil.FailFunc[1], |
| ctx->Stencil.ZFailFunc[1], |
| ctx->Stencil.ZPassFunc[1]); |
| |
| |
| ctx->Driver.DrawBuffer(ctx, ctx->Color.DrawBuffer[0]); |
| } |