209 lines
14 KiB
C++
209 lines
14 KiB
C++
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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
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* Copyright (C) 2003-2005 3Dlabs Inc. Ltd.
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* Copyright (C) 2004-2005 Nathan Cournia
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* Copyright (C) 2008 Zebra Imaging
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*
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* This application is open source and may be redistributed and/or modified
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* freely and without restriction, both in commericial and non commericial
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* applications, as long as this copyright notice is maintained.
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*
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* This application is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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*/
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/* file: src/osg/GLStaticLibrary.cpp
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* author: Alok Priyadarshi 2010-04-27
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*/
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#include "GLStaticLibrary.h"
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#include <osg/GL>
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#include <map>
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#include <string>
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// This file is intended for GL static linking only.
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#if defined(OSG_GL_LIBRARY_STATIC)
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using namespace osg;
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namespace {
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typedef void (*GLProc)(void);
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typedef std::map<std::string, GLProc> GLProcAddressMap;
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static bool sProcAddressInitialized = false;
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static GLProcAddressMap sProcAddressMap;
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void initGLES2ProcAddress()
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{
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sProcAddressMap["glActiveTexture"] = reinterpret_cast<GLProc>(&glActiveTexture);
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sProcAddressMap["glAttachShader"] = reinterpret_cast<GLProc>(&glAttachShader);
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sProcAddressMap["glBindAttribLocation"] = reinterpret_cast<GLProc>(&glBindAttribLocation);
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sProcAddressMap["glBindBuffer"] = reinterpret_cast<GLProc>(&glBindBuffer);
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sProcAddressMap["glBindFramebuffer"] = reinterpret_cast<GLProc>(&glBindFramebuffer);
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sProcAddressMap["glBindRenderbuffer"] = reinterpret_cast<GLProc>(&glBindRenderbuffer);
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sProcAddressMap["glBindTexture"] = reinterpret_cast<GLProc>(&glBindTexture);
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sProcAddressMap["glBlendColor"] = reinterpret_cast<GLProc>(&glBlendColor);
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sProcAddressMap["glBlendEquation"] = reinterpret_cast<GLProc>(&glBlendEquation);
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sProcAddressMap["glBlendEquationSeparate"] = reinterpret_cast<GLProc>(&glBlendEquationSeparate);
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sProcAddressMap["glBlendFunc"] = reinterpret_cast<GLProc>(&glBlendFunc);
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sProcAddressMap["glBlendFuncSeparate"] = reinterpret_cast<GLProc>(&glBlendFuncSeparate);
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sProcAddressMap["glBufferData"] = reinterpret_cast<GLProc>(&glBufferData);
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sProcAddressMap["glBufferSubData"] = reinterpret_cast<GLProc>(&glBufferSubData);
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sProcAddressMap["glCheckFramebufferStatus"] = reinterpret_cast<GLProc>(&glCheckFramebufferStatus);
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sProcAddressMap["glClear"] = reinterpret_cast<GLProc>(&glClear);
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sProcAddressMap["glClearColor"] = reinterpret_cast<GLProc>(&glClearColor);
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sProcAddressMap["glClearDepthf"] = reinterpret_cast<GLProc>(&glClearDepthf);
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sProcAddressMap["glClearStencil"] = reinterpret_cast<GLProc>(&glClearStencil);
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sProcAddressMap["glColorMask"] = reinterpret_cast<GLProc>(&glColorMask);
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sProcAddressMap["glCompileShader"] = reinterpret_cast<GLProc>(&glCompileShader);
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sProcAddressMap["glCompressedTexImage2D"] = reinterpret_cast<GLProc>(&glCompressedTexImage2D);
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sProcAddressMap["glCompressedTexSubImage2D"] = reinterpret_cast<GLProc>(&glCompressedTexSubImage2D);
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sProcAddressMap["glCopyTexImage2D"] = reinterpret_cast<GLProc>(&glCopyTexImage2D);
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sProcAddressMap["glCopyTexSubImage2D"] = reinterpret_cast<GLProc>(&glCopyTexSubImage2D);
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sProcAddressMap["glCreateProgram"] = reinterpret_cast<GLProc>(&glCreateProgram);
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sProcAddressMap["glCreateShader"] = reinterpret_cast<GLProc>(&glCreateShader);
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sProcAddressMap["glCullFace"] = reinterpret_cast<GLProc>(&glCullFace);
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sProcAddressMap["glDeleteBuffers"] = reinterpret_cast<GLProc>(&glDeleteBuffers);
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sProcAddressMap["glDeleteFramebuffers"] = reinterpret_cast<GLProc>(&glDeleteFramebuffers);
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sProcAddressMap["glDeleteProgram"] = reinterpret_cast<GLProc>(&glDeleteProgram);
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sProcAddressMap["glDeleteRenderbuffers"] = reinterpret_cast<GLProc>(&glDeleteRenderbuffers);
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sProcAddressMap["glDeleteShader"] = reinterpret_cast<GLProc>(&glDeleteShader);
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sProcAddressMap["glDeleteTextures"] = reinterpret_cast<GLProc>(&glDeleteTextures);
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sProcAddressMap["glDepthFunc"] = reinterpret_cast<GLProc>(&glDepthFunc);
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sProcAddressMap["glDepthMask"] = reinterpret_cast<GLProc>(&glDepthMask);
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sProcAddressMap["glDepthRangef"] = reinterpret_cast<GLProc>(&glDepthRangef);
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sProcAddressMap["glDetachShader"] = reinterpret_cast<GLProc>(&glDetachShader);
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sProcAddressMap["glDisable"] = reinterpret_cast<GLProc>(&glDisable);
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sProcAddressMap["glDisableVertexAttribArray"] = reinterpret_cast<GLProc>(&glDisableVertexAttribArray);
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sProcAddressMap["glDrawArrays"] = reinterpret_cast<GLProc>(&glDrawArrays);
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sProcAddressMap["glDrawElements"] = reinterpret_cast<GLProc>(&glDrawElements);
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sProcAddressMap["glEnable"] = reinterpret_cast<GLProc>(&glEnable);
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sProcAddressMap["glEnableVertexAttribArray"] = reinterpret_cast<GLProc>(&glEnableVertexAttribArray);
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sProcAddressMap["glFinish"] = reinterpret_cast<GLProc>(&glFinish);
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sProcAddressMap["glFlush"] = reinterpret_cast<GLProc>(&glFlush);
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sProcAddressMap["glFramebufferRenderbuffer"] = reinterpret_cast<GLProc>(&glFramebufferRenderbuffer);
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sProcAddressMap["glFramebufferTexture2D"] = reinterpret_cast<GLProc>(&glFramebufferTexture2D);
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sProcAddressMap["glFrontFace"] = reinterpret_cast<GLProc>(&glFrontFace);
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sProcAddressMap["glGenBuffers"] = reinterpret_cast<GLProc>(&glGenBuffers);
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sProcAddressMap["glGenerateMipmap"] = reinterpret_cast<GLProc>(&glGenerateMipmap);
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sProcAddressMap["glGenFramebuffers"] = reinterpret_cast<GLProc>(&glGenFramebuffers);
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sProcAddressMap["glGenRenderbuffers"] = reinterpret_cast<GLProc>(&glGenRenderbuffers);
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sProcAddressMap["glGenTextures"] = reinterpret_cast<GLProc>(&glGenTextures);
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sProcAddressMap["glGetActiveAttrib"] = reinterpret_cast<GLProc>(&glGetActiveAttrib);
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sProcAddressMap["glGetActiveUniform"] = reinterpret_cast<GLProc>(&glGetActiveUniform);
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sProcAddressMap["glGetAttachedShaders"] = reinterpret_cast<GLProc>(&glGetAttachedShaders);
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sProcAddressMap["glGetAttribLocation"] = reinterpret_cast<GLProc>(&glGetAttribLocation);
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sProcAddressMap["glGetBooleanv"] = reinterpret_cast<GLProc>(&glGetBooleanv);
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sProcAddressMap["glGetBufferParameteriv"] = reinterpret_cast<GLProc>(&glGetBufferParameteriv);
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sProcAddressMap["glGetError"] = reinterpret_cast<GLProc>(&glGetError);
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sProcAddressMap["glGetFloatv"] = reinterpret_cast<GLProc>(&glGetFloatv);
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sProcAddressMap["glGetFramebufferAttachmentParameteriv"] = reinterpret_cast<GLProc>(&glGetFramebufferAttachmentParameteriv);
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sProcAddressMap["glGetIntegerv"] = reinterpret_cast<GLProc>(&glGetIntegerv);
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sProcAddressMap["glGetProgramiv"] = reinterpret_cast<GLProc>(&glGetProgramiv);
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sProcAddressMap["glGetProgramInfoLog"] = reinterpret_cast<GLProc>(&glGetProgramInfoLog);
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sProcAddressMap["glGetRenderbufferParameteriv"] = reinterpret_cast<GLProc>(&glGetRenderbufferParameteriv);
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sProcAddressMap["glGetShaderiv"] = reinterpret_cast<GLProc>(&glGetShaderiv);
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sProcAddressMap["glGetShaderInfoLog"] = reinterpret_cast<GLProc>(&glGetShaderInfoLog);
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sProcAddressMap["glGetShaderPrecisionFormat"] = reinterpret_cast<GLProc>(&glGetShaderPrecisionFormat);
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sProcAddressMap["glGetShaderSource"] = reinterpret_cast<GLProc>(&glGetShaderSource);
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sProcAddressMap["glGetString"] = reinterpret_cast<GLProc>(&glGetString);
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sProcAddressMap["glGetTexParameterfv"] = reinterpret_cast<GLProc>(&glGetTexParameterfv);
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sProcAddressMap["glGetTexParameteriv"] = reinterpret_cast<GLProc>(&glGetTexParameteriv);
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sProcAddressMap["glGetUniformfv"] = reinterpret_cast<GLProc>(&glGetUniformfv);
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sProcAddressMap["glGetUniformiv"] = reinterpret_cast<GLProc>(&glGetUniformiv);
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sProcAddressMap["glGetUniformLocation"] = reinterpret_cast<GLProc>(&glGetUniformLocation);
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sProcAddressMap["glGetVertexAttribfv"] = reinterpret_cast<GLProc>(&glGetVertexAttribfv);
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sProcAddressMap["glGetVertexAttribiv"] = reinterpret_cast<GLProc>(&glGetVertexAttribiv);
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sProcAddressMap["glGetVertexAttribPointerv"] = reinterpret_cast<GLProc>(&glGetVertexAttribPointerv);
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sProcAddressMap["glHint"] = reinterpret_cast<GLProc>(&glHint);
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sProcAddressMap["glIsBuffer"] = reinterpret_cast<GLProc>(&glIsBuffer);
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sProcAddressMap["glIsEnabled"] = reinterpret_cast<GLProc>(&glIsEnabled);
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sProcAddressMap["glIsFramebuffer"] = reinterpret_cast<GLProc>(&glIsFramebuffer);
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sProcAddressMap["glIsProgram"] = reinterpret_cast<GLProc>(&glIsProgram);
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sProcAddressMap["glIsRenderbuffer"] = reinterpret_cast<GLProc>(&glIsRenderbuffer);
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sProcAddressMap["glIsShader"] = reinterpret_cast<GLProc>(&glIsShader);
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sProcAddressMap["glIsTexture"] = reinterpret_cast<GLProc>(&glIsTexture);
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sProcAddressMap["glLineWidth"] = reinterpret_cast<GLProc>(&glLineWidth);
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sProcAddressMap["glLinkProgram"] = reinterpret_cast<GLProc>(&glLinkProgram);
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sProcAddressMap["glPixelStorei"] = reinterpret_cast<GLProc>(&glPixelStorei);
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sProcAddressMap["glPolygonOffset"] = reinterpret_cast<GLProc>(&glPolygonOffset);
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sProcAddressMap["glReadPixels"] = reinterpret_cast<GLProc>(&glReadPixels);
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sProcAddressMap["glReleaseShaderCompiler"] = reinterpret_cast<GLProc>(&glReleaseShaderCompiler);
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sProcAddressMap["glRenderbufferStorage"] = reinterpret_cast<GLProc>(&glRenderbufferStorage);
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sProcAddressMap["glSampleCoverage"] = reinterpret_cast<GLProc>(&glSampleCoverage);
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sProcAddressMap["glScissor"] = reinterpret_cast<GLProc>(&glScissor);
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sProcAddressMap["glShaderBinary"] = reinterpret_cast<GLProc>(&glShaderBinary);
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sProcAddressMap["glShaderSource"] = reinterpret_cast<GLProc>(&glShaderSource);
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sProcAddressMap["glStencilFunc"] = reinterpret_cast<GLProc>(&glStencilFunc);
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sProcAddressMap["glStencilFuncSeparate"] = reinterpret_cast<GLProc>(&glStencilFuncSeparate);
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sProcAddressMap["glStencilMask"] = reinterpret_cast<GLProc>(&glStencilMask);
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sProcAddressMap["glStencilMaskSeparate"] = reinterpret_cast<GLProc>(&glStencilMaskSeparate);
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sProcAddressMap["glStencilOp"] = reinterpret_cast<GLProc>(&glStencilOp);
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sProcAddressMap["glStencilOpSeparate"] = reinterpret_cast<GLProc>(&glStencilOpSeparate);
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sProcAddressMap["glTexImage2D"] = reinterpret_cast<GLProc>(&glTexImage2D);
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sProcAddressMap["glTexParameterf"] = reinterpret_cast<GLProc>(&glTexParameterf);
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sProcAddressMap["glTexParameterfv"] = reinterpret_cast<GLProc>(&glTexParameterfv);
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sProcAddressMap["glTexParameteri"] = reinterpret_cast<GLProc>(&glTexParameteri);
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sProcAddressMap["glTexParameteriv"] = reinterpret_cast<GLProc>(&glTexParameteriv);
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sProcAddressMap["glTexSubImage2D"] = reinterpret_cast<GLProc>(&glTexSubImage2D);
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sProcAddressMap["glUniform1f"] = reinterpret_cast<GLProc>(&glUniform1f);
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sProcAddressMap["glUniform1fv"] = reinterpret_cast<GLProc>(&glUniform1fv);
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sProcAddressMap["glUniform1i"] = reinterpret_cast<GLProc>(&glUniform1i);
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sProcAddressMap["glUniform1iv"] = reinterpret_cast<GLProc>(&glUniform1iv);
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sProcAddressMap["glUniform2f"] = reinterpret_cast<GLProc>(&glUniform2f);
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sProcAddressMap["glUniform2fv"] = reinterpret_cast<GLProc>(&glUniform2fv);
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sProcAddressMap["glUniform2i"] = reinterpret_cast<GLProc>(&glUniform2i);
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sProcAddressMap["glUniform2iv"] = reinterpret_cast<GLProc>(&glUniform2iv);
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sProcAddressMap["glUniform3f"] = reinterpret_cast<GLProc>(&glUniform3f);
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sProcAddressMap["glUniform3fv"] = reinterpret_cast<GLProc>(&glUniform3fv);
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sProcAddressMap["glUniform3i"] = reinterpret_cast<GLProc>(&glUniform3i);
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sProcAddressMap["glUniform3iv"] = reinterpret_cast<GLProc>(&glUniform3iv);
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sProcAddressMap["glUniform4f"] = reinterpret_cast<GLProc>(&glUniform4f);
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sProcAddressMap["glUniform4fv"] = reinterpret_cast<GLProc>(&glUniform4fv);
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sProcAddressMap["glUniform4i"] = reinterpret_cast<GLProc>(&glUniform4i);
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sProcAddressMap["glUniform4iv"] = reinterpret_cast<GLProc>(&glUniform4iv);
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sProcAddressMap["glUniformMatrix2fv"] = reinterpret_cast<GLProc>(&glUniformMatrix2fv);
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sProcAddressMap["glUniformMatrix3fv"] = reinterpret_cast<GLProc>(&glUniformMatrix3fv);
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sProcAddressMap["glUniformMatrix4fv"] = reinterpret_cast<GLProc>(&glUniformMatrix4fv);
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sProcAddressMap["glUseProgram"] = reinterpret_cast<GLProc>(&glUseProgram);
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sProcAddressMap["glValidateProgram"] = reinterpret_cast<GLProc>(&glValidateProgram);
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sProcAddressMap["glVertexAttrib1f"] = reinterpret_cast<GLProc>(&glVertexAttrib1f);
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sProcAddressMap["glVertexAttrib1fv"] = reinterpret_cast<GLProc>(&glVertexAttrib1fv);
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sProcAddressMap["glVertexAttrib2f"] = reinterpret_cast<GLProc>(&glVertexAttrib2f);
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sProcAddressMap["glVertexAttrib2fv"] = reinterpret_cast<GLProc>(&glVertexAttrib2fv);
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sProcAddressMap["glVertexAttrib3f"] = reinterpret_cast<GLProc>(&glVertexAttrib3f);
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sProcAddressMap["glVertexAttrib3fv"] = reinterpret_cast<GLProc>(&glVertexAttrib3fv);
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sProcAddressMap["glVertexAttrib4f"] = reinterpret_cast<GLProc>(&glVertexAttrib4f);
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sProcAddressMap["glVertexAttrib4fv"] = reinterpret_cast<GLProc>(&glVertexAttrib4fv);
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sProcAddressMap["glVertexAttribPointer"] = reinterpret_cast<GLProc>(&glVertexAttribPointer);
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sProcAddressMap["glViewport"] = reinterpret_cast<GLProc>(&glViewport);
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}
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void initProcAddress()
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{
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#if defined(OSG_GLES2_AVAILABLE)
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initGLES2ProcAddress();
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#else
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OSG_NOTICE << "initProcAddress() not implemented for static GL lib yet." << std::endl;
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#endif
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}
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} // namespace
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void* GLStaticLibrary::getProcAddress(const char* procName)
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{
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// TODO(alokp): Add a mutex around sProcAddressInitialized.
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if (!sProcAddressInitialized)
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{
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initProcAddress();
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sProcAddressInitialized = true;
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}
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GLProcAddressMap::const_iterator iter = sProcAddressMap.find(procName);
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return iter != sProcAddressMap.end() ? iter->second : 0;
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}
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#endif // OSG_GLES2_LIBRARY_STATIC
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