88 lines
2.6 KiB
C++
88 lines
2.6 KiB
C++
// ==============================================================
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// This file is part of Glest Shared Library (www.glest.org)
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//
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// Copyright (C) 2001-2008 Martiño Figueroa
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//
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// You can redistribute this code and/or modify it under
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// the terms of the GNU General Public License as published
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// by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version
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// ==============================================================
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#ifndef _SHARED_GRAPHICS_GL_OPENGL_H_
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#define _SHARED_GRAPHICS_GL_OPENGL_H_
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#include <GL/glew.h>
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#include <cassert>
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#include <stdexcept>
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#include <string>
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#include "conversion.h"
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#include "gl_wrap.h"
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#include "platform_util.h"
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#include "leak_dumper.h"
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using std::runtime_error;
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using std::string;
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namespace Shared{ namespace Graphics{ namespace Gl{
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using Util::intToStr;
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// =====================================================
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// Globals
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// =====================================================
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bool getVBOSupported();
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void setVBOSupported(bool value);
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void overrideGlExtensionSupport(const char *extensionName,bool value);
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bool isGlExtensionSupported(const char *extensionName);
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//bool isGlVersionSupported(int major, int minor, int release);
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const char *getGlVersion();
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const char *getGlRenderer();
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const char *getGlVendor();
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const char *getGlExtensions();
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const char *getGlPlatformExtensions();
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int getGlMaxLights();
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int getGlMaxTextureSize();
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int getGlMaxTextureUnits();
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int getGlModelviewMatrixStackDepth();
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int getGlProjectionMatrixStackDepth();
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//void checkGlExtension(const char *extensionName);
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void inline _assertGl(const char *file, int line, GLenum *forceErrorNumber = NULL) {
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GLenum error = (forceErrorNumber != NULL ? *forceErrorNumber : glGetError());
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if(error != GL_NO_ERROR) {
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#ifdef _DEBUG
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if(error == GL_INVALID_ENUM) {
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return;
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}
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#endif
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//if(error != GL_INVALID_ENUM) {
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const char *errorString= reinterpret_cast<const char*>(gluErrorString(error));
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char szBuf[8096]="";
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snprintf(szBuf,8096,"OpenGL error #%d [0x%X] : [%s] at file: [%s], line: %d",error,error,errorString,file,line);
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//throw megaglest_runtime_error("OpenGL error #" + intToStr(error) + " : " + string(errorString) + " at file: " + string(file) + ", line " + intToStr(line));
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throw megaglest_runtime_error(szBuf);
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//}
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}
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}
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#ifdef NDEBUG
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#define assertGl() ((void) 0);
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#define assertGlWithErrorNumber(forceErrorNumber) ((void) 0);
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#else
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#define assertGl() _assertGl(__FILE__, __LINE__);
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#define assertGlWithErrorNumber(forceErrorNumber) _assertGl(__FILE__, __LINE__, &forceErrorNumber);
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#endif
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}}}//end namespace
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#endif
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