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