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Viewing changes to Source/Core/VideoBackends/OGL/Src/GLFunctions.cpp

  • Committer: Sérgio Benjamim
  • Date: 2015-02-13 05:54:40 UTC
  • Revision ID: sergio_br2@yahoo.com.br-20150213055440-ey2rt3sjpy27km78
Dolphin Triforce branch from code.google, commit b957980 (4.0-315).

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Source/Core/VideoBackends/OGL/Src/GLFunctions.cpp
 
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// Copyright 2013 Dolphin Emulator Project
 
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// Licensed under GPLv2
 
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// Refer to the license.txt file included.
 
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#include "DriverDetails.h"
 
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#include "GLFunctions.h"
 
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#include "Log.h"
 
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#include <dlfcn.h>
 
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#ifdef USE_GLES3
 
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PFNGLMAPBUFFERRANGEPROC glMapBufferRange;
 
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PFNGLUNMAPBUFFERPROC glUnmapBuffer;
 
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PFNGLBINDBUFFERRANGEPROC glBindBufferRange;
 
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PFNGLBLITFRAMEBUFFERPROC glBlitFramebuffer;
 
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PFNGLGENVERTEXARRAYSPROC glGenVertexArrays;
 
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PFNGLDELETEVERTEXARRAYSPROC glDeleteVertexArrays;
 
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PFNGLBINDVERTEXARRAYPROC glBindVertexArray;
 
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PFNGLCLIENTWAITSYNCPROC glClientWaitSync;
 
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PFNGLDELETESYNCPROC glDeleteSync;
 
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PFNGLFENCESYNCPROC glFenceSync;
 
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PFNGLSAMPLERPARAMETERFPROC glSamplerParameterf;
 
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PFNGLSAMPLERPARAMETERIPROC glSamplerParameteri;
 
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PFNGLSAMPLERPARAMETERFVPROC glSamplerParameterfv;
 
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PFNGLBINDSAMPLERPROC glBindSampler;
 
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PFNGLDELETESAMPLERSPROC glDeleteSamplers;
 
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PFNGLGENSAMPLERSPROC glGenSamplers;
 
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PFNGLGETPROGRAMBINARYPROC glGetProgramBinary;
 
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PFNGLPROGRAMBINARYPROC glProgramBinary;
 
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PFNGLPROGRAMPARAMETERIPROC glProgramParameteri;
 
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PFNGLDRAWRANGEELEMENTSPROC glDrawRangeElements;
 
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PFNGLRENDERBUFFERSTORAGEMULTISAMPLE glRenderbufferStorageMultisample;
 
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PFNGLGETUNIFORMBLOCKINDEXPROC glGetUniformBlockIndex;
 
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PFNGLUNIFORMBLOCKBINDINGPROC glUniformBlockBinding;
 
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PFNGLBEGINQUERYPROC glBeginQuery;
 
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PFNGLENDQUERYPROC glEndQuery;
 
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PFNGLGETQUERYOBJECTUIVPROC glGetQueryObjectuiv;
 
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PFNGLDELETEQUERIESPROC glDeleteQueries;
 
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PFNGLGENQUERIESPROC glGenQueries;
 
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#endif
 
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namespace GLFunc
 
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{
 
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        void *self;
 
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        void LoadFunction(const char *name, void **func)
 
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        {
 
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#ifdef USE_GLES3
 
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                *func = (void*)eglGetProcAddress(name);
 
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                if (*func == NULL)
 
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                {
 
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                        // Fall back to trying dlsym
 
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                        if (self) // Just in case dlopen fails
 
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                                *func = dlsym(self, name);
 
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                        if (*func == NULL)
 
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                        {
 
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                                ERROR_LOG(VIDEO, "Couldn't load function %s", name);
 
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                                exit(0);
 
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                        }
 
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                }
 
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#endif
 
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        }
 
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        void Init()
 
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        {
 
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                self = dlopen(NULL, RTLD_LAZY);
 
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                LoadFunction("glUnmapBuffer", (void**)&glUnmapBuffer);
 
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                if (DriverDetails::HasBug(DriverDetails::BUG_ISTEGRA))
 
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                {
 
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                        LoadFunction("glBeginQueryEXT", (void**)&glBeginQuery);
 
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                        LoadFunction("glEndQueryEXT", (void**)&glEndQuery);
 
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                        LoadFunction("glGetQueryObjectuivEXT", (void**)&glGetQueryObjectuiv);
 
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                        LoadFunction("glDeleteQueriesEXT", (void**)&glDeleteQueries);
 
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                        LoadFunction("glGenQueriesEXT", (void**)&glGenQueries);
 
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                        LoadFunction("glMapBufferRangeNV", (void**)&glMapBufferRange);
 
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                        LoadFunction("glBindBufferRangeNV", (void**)&glBindBufferRange);
 
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                        LoadFunction("glBlitFramebufferNV", (void**)&glBlitFramebuffer);
 
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                        LoadFunction("glGenVertexArraysOES", (void**)&glGenVertexArrays);
 
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                        LoadFunction("glDeleteVertexArraysOES", (void**)&glDeleteVertexArrays);
 
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                        LoadFunction("glBindVertexArrayOES", (void**)&glBindVertexArray);
 
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                        LoadFunction("glRenderbufferStorageMultisampleNV", (void**)&glRenderbufferStorageMultisample);
 
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                        LoadFunction("glGetUniformBlockIndexNV", (void**)&glGetUniformBlockIndex);
 
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                        LoadFunction("glUniformBlockBindingNV", (void**)&glUniformBlockBinding);
 
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                }
 
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                else
 
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                {
 
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                        LoadFunction("glBeginQuery", (void**)&glBeginQuery);
 
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                        LoadFunction("glEndQuery", (void**)&glEndQuery);
 
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                        LoadFunction("glGetQueryObjectuiv", (void**)&glGetQueryObjectuiv);
 
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                        LoadFunction("glDeleteQueries", (void**)&glDeleteQueries);
 
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                        LoadFunction("glGenQueries", (void**)&glGenQueries);
 
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                        LoadFunction("glMapBufferRange", (void**)&glMapBufferRange);
 
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                        LoadFunction("glBindBufferRange", (void**)&glBindBufferRange);
 
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                        LoadFunction("glBlitFramebuffer", (void**)&glBlitFramebuffer);
 
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                        LoadFunction("glGenVertexArrays", (void**)&glGenVertexArrays);
 
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                        LoadFunction("glDeleteVertexArrays", (void**)&glDeleteVertexArrays);
 
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                        LoadFunction("glBindVertexArray", (void**)&glBindVertexArray);
 
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                        LoadFunction("glClientWaitSync", (void**)&glClientWaitSync);
 
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                        LoadFunction("glDeleteSync", (void**)&glDeleteSync);
 
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                        LoadFunction("glFenceSync", (void**)&glFenceSync);
 
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                        LoadFunction("glSamplerParameterf", (void**)&glSamplerParameterf);
 
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                        LoadFunction("glSamplerParameteri", (void**)&glSamplerParameteri);
 
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                        LoadFunction("glSamplerParameterfv", (void**)&glSamplerParameterfv);
 
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                        LoadFunction("glBindSampler", (void**)&glBindSampler);
 
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                        LoadFunction("glDeleteSamplers", (void**)&glDeleteSamplers);
 
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                        LoadFunction("glGenSamplers", (void**)&glGenSamplers);
 
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                        LoadFunction("glGetProgramBinary", (void**)&glGetProgramBinary);
 
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                        LoadFunction("glProgramBinary", (void**)&glProgramBinary);
 
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                        LoadFunction("glProgramParameteri", (void**)&glProgramParameteri);
 
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                        LoadFunction("glDrawRangeElements", (void**)&glDrawRangeElements);
 
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                        LoadFunction("glRenderbufferStorageMultisample", (void**)&glRenderbufferStorageMultisample);
 
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                        LoadFunction("glGetUniformBlockIndex", (void**)&glGetUniformBlockIndex);
 
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                        LoadFunction("glUniformBlockBinding", (void**)&glUniformBlockBinding);
 
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                }
 
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                dlclose(self);
 
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        }
 
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}