Reformat the code, using:

find -type f |  # list all regular files
  grep -E '\.(h|cpp|mm)$' |  # filter for source files
  grep -v '/mt_' |  # filter out generated files
  grep -v '/vendor/' | # and vendored GL
  grep -v '/test/image_loader_test.cpp' |  # and this file (has giant literals arrays)
  xargs -n 1 -P $(nproc) clang-format -i  # reformat everything

Co-authored-by: numzero <numzer0@yandex.ru>
This commit is contained in:
Desour
2024-03-20 19:35:52 +01:00
parent eb4dec46c2
commit 2bf1d12353
292 changed files with 37376 additions and 42421 deletions

View File

@ -23,140 +23,135 @@ COpenGLExtensionHandler::COpenGLExtensionHandler() :
MaxAnisotropy(1), MaxUserClipPlanes(0), MaxAuxBuffers(0), MaxIndices(65535),
MaxTextureSize(1), MaxGeometryVerticesOut(0),
MaxTextureLODBias(0.f), Version(0), ShaderLanguageVersion(0),
OcclusionQuerySupport(false), IsAtiRadeonX(false)
,pGlActiveTexture(0)
,pGlActiveTextureARB(0), pGlClientActiveTextureARB(0),
pGlGenProgramsARB(0), pGlGenProgramsNV(0),
pGlBindProgramARB(0), pGlBindProgramNV(0),
pGlDeleteProgramsARB(0), pGlDeleteProgramsNV(0),
pGlProgramStringARB(0), pGlLoadProgramNV(0),
pGlProgramLocalParameter4fvARB(0),
pGlCreateShaderObjectARB(0), pGlShaderSourceARB(0),
pGlCompileShaderARB(0), pGlCreateProgramObjectARB(0), pGlAttachObjectARB(0),
pGlLinkProgramARB(0), pGlUseProgramObjectARB(0), pGlDeleteObjectARB(0),
pGlCreateProgram(0), pGlUseProgram(0),
pGlDeleteProgram(0), pGlDeleteShader(0),
pGlGetAttachedObjectsARB(0), pGlGetAttachedShaders(0),
pGlCreateShader(0), pGlShaderSource(0), pGlCompileShader(0),
pGlAttachShader(0), pGlLinkProgram(0),
pGlGetInfoLogARB(0), pGlGetShaderInfoLog(0), pGlGetProgramInfoLog(0),
pGlGetObjectParameterivARB(0), pGlGetShaderiv(0), pGlGetProgramiv(0),
pGlGetUniformLocationARB(0), pGlGetUniformLocation(0),
pGlUniform1fvARB(0), pGlUniform2fvARB(0), pGlUniform3fvARB(0), pGlUniform4fvARB(0),
pGlUniform1ivARB(0), pGlUniform2ivARB(0), pGlUniform3ivARB(0), pGlUniform4ivARB(0),
pGlUniform1uiv(0), pGlUniform2uiv(0), pGlUniform3uiv(0), pGlUniform4uiv(0),
pGlUniformMatrix2fvARB(0), pGlUniformMatrix2x3fv(0), pGlUniformMatrix2x4fv(0),
pGlUniformMatrix3x2fv(0), pGlUniformMatrix3fvARB(0), pGlUniformMatrix3x4fv(0),
pGlUniformMatrix4x2fv(0), pGlUniformMatrix4x3fv(0), pGlUniformMatrix4fvARB(0),
pGlGetActiveUniformARB(0), pGlGetActiveUniform(0),
pGlPointParameterfARB(0), pGlPointParameterfvARB(0),
pGlStencilFuncSeparate(0), pGlStencilOpSeparate(0),
pGlStencilFuncSeparateATI(0), pGlStencilOpSeparateATI(0),
pGlCompressedTexImage2D(0), pGlCompressedTexSubImage2D(0),
// ARB framebuffer object
pGlBindFramebuffer(0), pGlDeleteFramebuffers(0), pGlGenFramebuffers(0),
pGlCheckFramebufferStatus(0), pGlFramebufferTexture2D(0),
pGlBindRenderbuffer(0), pGlDeleteRenderbuffers(0), pGlGenRenderbuffers(0),
pGlRenderbufferStorage(0), pGlFramebufferRenderbuffer(0), pGlGenerateMipmap(0),
// EXT framebuffer object
pGlBindFramebufferEXT(0), pGlDeleteFramebuffersEXT(0), pGlGenFramebuffersEXT(0),
pGlCheckFramebufferStatusEXT(0), pGlFramebufferTexture2DEXT(0),
pGlBindRenderbufferEXT(0), pGlDeleteRenderbuffersEXT(0), pGlGenRenderbuffersEXT(0),
pGlRenderbufferStorageEXT(0), pGlFramebufferRenderbufferEXT(0), pGlGenerateMipmapEXT(0),
pGlActiveStencilFaceEXT(0),
// MRTs
pGlDrawBuffersARB(0), pGlDrawBuffersATI(0),
pGlGenBuffersARB(0), pGlBindBufferARB(0), pGlBufferDataARB(0), pGlDeleteBuffersARB(0),
pGlBufferSubDataARB(0), pGlGetBufferSubDataARB(0), pGlMapBufferARB(0), pGlUnmapBufferARB(0),
pGlIsBufferARB(0), pGlGetBufferParameterivARB(0), pGlGetBufferPointervARB(0),
pGlProvokingVertexARB(0), pGlProvokingVertexEXT(0),
pGlProgramParameteriARB(0), pGlProgramParameteriEXT(0),
pGlGenQueriesARB(0), pGlDeleteQueriesARB(0), pGlIsQueryARB(0),
pGlBeginQueryARB(0), pGlEndQueryARB(0), pGlGetQueryivARB(0),
pGlGetQueryObjectivARB(0), pGlGetQueryObjectuivARB(0),
pGlGenOcclusionQueriesNV(0), pGlDeleteOcclusionQueriesNV(0),
pGlIsOcclusionQueryNV(0), pGlBeginOcclusionQueryNV(0),
pGlEndOcclusionQueryNV(0), pGlGetOcclusionQueryivNV(0),
pGlGetOcclusionQueryuivNV(0),
// Blend
pGlBlendFuncSeparateEXT(0), pGlBlendFuncSeparate(0),
pGlBlendEquationEXT(0), pGlBlendEquation(0), pGlBlendEquationSeparateEXT(0), pGlBlendEquationSeparate(0),
// Indexed
pGlEnableIndexedEXT(0), pGlDisableIndexedEXT(0),
pGlColorMaskIndexedEXT(0),
pGlBlendFuncIndexedAMD(0), pGlBlendFunciARB(0), pGlBlendFuncSeparateIndexedAMD(0), pGlBlendFuncSeparateiARB(0),
pGlBlendEquationIndexedAMD(0), pGlBlendEquationiARB(0), pGlBlendEquationSeparateIndexedAMD(0), pGlBlendEquationSeparateiARB(0),
// DSA
pGlTextureStorage2D(0), pGlTextureStorage3D(0), pGlTextureSubImage2D(0), pGlGetTextureImage(0), pGlNamedFramebufferTexture(0),
pGlTextureParameteri(0), pGlTextureParameterf(0), pGlTextureParameteriv(0), pGlTextureParameterfv(0),
pGlCreateTextures(0), pGlCreateFramebuffers(0), pGlBindTextures(0), pGlGenerateTextureMipmap(0),
// DSA with EXT or functions to simulate it
pGlTextureStorage2DEXT(0), pGlTexStorage2D(0), pGlTextureStorage3DEXT(0), pGlTexStorage3D(0), pGlTextureSubImage2DEXT(0), pGlGetTextureImageEXT(0),
pGlNamedFramebufferTextureEXT(0), pGlFramebufferTexture(0), pGlGenerateTextureMipmapEXT(0)
OcclusionQuerySupport(false), IsAtiRadeonX(false), pGlActiveTexture(0), pGlActiveTextureARB(0), pGlClientActiveTextureARB(0),
pGlGenProgramsARB(0), pGlGenProgramsNV(0),
pGlBindProgramARB(0), pGlBindProgramNV(0),
pGlDeleteProgramsARB(0), pGlDeleteProgramsNV(0),
pGlProgramStringARB(0), pGlLoadProgramNV(0),
pGlProgramLocalParameter4fvARB(0),
pGlCreateShaderObjectARB(0), pGlShaderSourceARB(0),
pGlCompileShaderARB(0), pGlCreateProgramObjectARB(0), pGlAttachObjectARB(0),
pGlLinkProgramARB(0), pGlUseProgramObjectARB(0), pGlDeleteObjectARB(0),
pGlCreateProgram(0), pGlUseProgram(0),
pGlDeleteProgram(0), pGlDeleteShader(0),
pGlGetAttachedObjectsARB(0), pGlGetAttachedShaders(0),
pGlCreateShader(0), pGlShaderSource(0), pGlCompileShader(0),
pGlAttachShader(0), pGlLinkProgram(0),
pGlGetInfoLogARB(0), pGlGetShaderInfoLog(0), pGlGetProgramInfoLog(0),
pGlGetObjectParameterivARB(0), pGlGetShaderiv(0), pGlGetProgramiv(0),
pGlGetUniformLocationARB(0), pGlGetUniformLocation(0),
pGlUniform1fvARB(0), pGlUniform2fvARB(0), pGlUniform3fvARB(0), pGlUniform4fvARB(0),
pGlUniform1ivARB(0), pGlUniform2ivARB(0), pGlUniform3ivARB(0), pGlUniform4ivARB(0),
pGlUniform1uiv(0), pGlUniform2uiv(0), pGlUniform3uiv(0), pGlUniform4uiv(0),
pGlUniformMatrix2fvARB(0), pGlUniformMatrix2x3fv(0), pGlUniformMatrix2x4fv(0),
pGlUniformMatrix3x2fv(0), pGlUniformMatrix3fvARB(0), pGlUniformMatrix3x4fv(0),
pGlUniformMatrix4x2fv(0), pGlUniformMatrix4x3fv(0), pGlUniformMatrix4fvARB(0),
pGlGetActiveUniformARB(0), pGlGetActiveUniform(0),
pGlPointParameterfARB(0), pGlPointParameterfvARB(0),
pGlStencilFuncSeparate(0), pGlStencilOpSeparate(0),
pGlStencilFuncSeparateATI(0), pGlStencilOpSeparateATI(0),
pGlCompressedTexImage2D(0), pGlCompressedTexSubImage2D(0),
// ARB framebuffer object
pGlBindFramebuffer(0), pGlDeleteFramebuffers(0), pGlGenFramebuffers(0),
pGlCheckFramebufferStatus(0), pGlFramebufferTexture2D(0),
pGlBindRenderbuffer(0), pGlDeleteRenderbuffers(0), pGlGenRenderbuffers(0),
pGlRenderbufferStorage(0), pGlFramebufferRenderbuffer(0), pGlGenerateMipmap(0),
// EXT framebuffer object
pGlBindFramebufferEXT(0), pGlDeleteFramebuffersEXT(0), pGlGenFramebuffersEXT(0),
pGlCheckFramebufferStatusEXT(0), pGlFramebufferTexture2DEXT(0),
pGlBindRenderbufferEXT(0), pGlDeleteRenderbuffersEXT(0), pGlGenRenderbuffersEXT(0),
pGlRenderbufferStorageEXT(0), pGlFramebufferRenderbufferEXT(0), pGlGenerateMipmapEXT(0),
pGlActiveStencilFaceEXT(0),
// MRTs
pGlDrawBuffersARB(0), pGlDrawBuffersATI(0),
pGlGenBuffersARB(0), pGlBindBufferARB(0), pGlBufferDataARB(0), pGlDeleteBuffersARB(0),
pGlBufferSubDataARB(0), pGlGetBufferSubDataARB(0), pGlMapBufferARB(0), pGlUnmapBufferARB(0),
pGlIsBufferARB(0), pGlGetBufferParameterivARB(0), pGlGetBufferPointervARB(0),
pGlProvokingVertexARB(0), pGlProvokingVertexEXT(0),
pGlProgramParameteriARB(0), pGlProgramParameteriEXT(0),
pGlGenQueriesARB(0), pGlDeleteQueriesARB(0), pGlIsQueryARB(0),
pGlBeginQueryARB(0), pGlEndQueryARB(0), pGlGetQueryivARB(0),
pGlGetQueryObjectivARB(0), pGlGetQueryObjectuivARB(0),
pGlGenOcclusionQueriesNV(0), pGlDeleteOcclusionQueriesNV(0),
pGlIsOcclusionQueryNV(0), pGlBeginOcclusionQueryNV(0),
pGlEndOcclusionQueryNV(0), pGlGetOcclusionQueryivNV(0),
pGlGetOcclusionQueryuivNV(0),
// Blend
pGlBlendFuncSeparateEXT(0), pGlBlendFuncSeparate(0),
pGlBlendEquationEXT(0), pGlBlendEquation(0), pGlBlendEquationSeparateEXT(0), pGlBlendEquationSeparate(0),
// Indexed
pGlEnableIndexedEXT(0), pGlDisableIndexedEXT(0),
pGlColorMaskIndexedEXT(0),
pGlBlendFuncIndexedAMD(0), pGlBlendFunciARB(0), pGlBlendFuncSeparateIndexedAMD(0), pGlBlendFuncSeparateiARB(0),
pGlBlendEquationIndexedAMD(0), pGlBlendEquationiARB(0), pGlBlendEquationSeparateIndexedAMD(0), pGlBlendEquationSeparateiARB(0),
// DSA
pGlTextureStorage2D(0), pGlTextureStorage3D(0), pGlTextureSubImage2D(0), pGlGetTextureImage(0), pGlNamedFramebufferTexture(0),
pGlTextureParameteri(0), pGlTextureParameterf(0), pGlTextureParameteriv(0), pGlTextureParameterfv(0),
pGlCreateTextures(0), pGlCreateFramebuffers(0), pGlBindTextures(0), pGlGenerateTextureMipmap(0),
// DSA with EXT or functions to simulate it
pGlTextureStorage2DEXT(0), pGlTexStorage2D(0), pGlTextureStorage3DEXT(0), pGlTexStorage3D(0), pGlTextureSubImage2DEXT(0), pGlGetTextureImageEXT(0),
pGlNamedFramebufferTextureEXT(0), pGlFramebufferTexture(0), pGlGenerateTextureMipmapEXT(0)
#if defined(GLX_SGI_swap_control)
,pGlxSwapIntervalSGI(0)
,
pGlxSwapIntervalSGI(0)
#endif
#if defined(GLX_EXT_swap_control)
,pGlxSwapIntervalEXT(0)
,
pGlxSwapIntervalEXT(0)
#endif
#if defined(WGL_EXT_swap_control)
,pWglSwapIntervalEXT(0)
,
pWglSwapIntervalEXT(0)
#endif
#if defined(GLX_MESA_swap_control)
,pGlxSwapIntervalMESA(0)
,
pGlxSwapIntervalMESA(0)
#endif
{
for (u32 i=0; i<IRR_OpenGL_Feature_Count; ++i)
FeatureAvailable[i]=false;
DimAliasedLine[0]=1.f;
DimAliasedLine[1]=1.f;
DimAliasedPoint[0]=1.f;
DimAliasedPoint[1]=1.f;
DimSmoothedLine[0]=1.f;
DimSmoothedLine[1]=1.f;
DimSmoothedPoint[0]=1.f;
DimSmoothedPoint[1]=1.f;
for (u32 i = 0; i < IRR_OpenGL_Feature_Count; ++i)
FeatureAvailable[i] = false;
DimAliasedLine[0] = 1.f;
DimAliasedLine[1] = 1.f;
DimAliasedPoint[0] = 1.f;
DimAliasedPoint[1] = 1.f;
DimSmoothedLine[0] = 1.f;
DimSmoothedLine[1] = 1.f;
DimSmoothedPoint[0] = 1.f;
DimSmoothedPoint[1] = 1.f;
}
void COpenGLExtensionHandler::dump(ELOG_LEVEL logLevel) const
{
for (u32 i=0; i<IRR_OpenGL_Feature_Count; ++i)
os::Printer::log(OpenGLFeatureStrings[i], FeatureAvailable[i]?" true":" false", logLevel);
for (u32 i = 0; i < IRR_OpenGL_Feature_Count; ++i)
os::Printer::log(OpenGLFeatureStrings[i], FeatureAvailable[i] ? " true" : " false", logLevel);
}
void COpenGLExtensionHandler::initExtensions(video::IContextManager *cmgr, bool stencilBuffer)
{
const f32 ogl_ver = core::fast_atof(reinterpret_cast<const c8*>(glGetString(GL_VERSION)));
Version = static_cast<u16>(core::floor32(ogl_ver)*100+core::round32(core::fract(ogl_ver)*10.0f));
if ( Version >= 102)
const f32 ogl_ver = core::fast_atof(reinterpret_cast<const c8 *>(glGetString(GL_VERSION)));
Version = static_cast<u16>(core::floor32(ogl_ver) * 100 + core::round32(core::fract(ogl_ver) * 10.0f));
if (Version >= 102)
os::Printer::log("OpenGL driver version is 1.2 or better.", ELL_INFORMATION);
else
os::Printer::log("OpenGL driver version is not 1.2 or better.", ELL_WARNING);
{
const char* t = reinterpret_cast<const char*>(glGetString(GL_EXTENSIONS));
const char *t = reinterpret_cast<const char *>(glGetString(GL_EXTENSIONS));
size_t len = 0;
c8 *str = 0;
if (t)
{
if (t) {
len = strlen(t);
str = new c8[len+1];
str = new c8[len + 1];
}
c8* p = str;
c8 *p = str;
for (size_t i=0; i<len; ++i)
{
for (size_t i = 0; i < len; ++i) {
str[i] = static_cast<char>(t[i]);
if (str[i] == ' ')
{
if (str[i] == ' ') {
str[i] = 0;
for (u32 j=0; j<IRR_OpenGL_Feature_Count; ++j)
{
if (!strcmp(OpenGLFeatureStrings[j], p))
{
for (u32 j = 0; j < IRR_OpenGL_Feature_Count; ++j) {
if (!strcmp(OpenGLFeatureStrings[j], p)) {
FeatureAvailable[j] = true;
break;
}
@ -166,273 +161,267 @@ void COpenGLExtensionHandler::initExtensions(video::IContextManager *cmgr, bool
}
}
delete [] str;
delete[] str;
}
TextureCompressionExtension = FeatureAvailable[IRR_ARB_texture_compression];
StencilBuffer=stencilBuffer;
StencilBuffer = stencilBuffer;
const char* renderer = (const char*)glGetString(GL_RENDERER);
if ( renderer )
{
const char *renderer = (const char *)glGetString(GL_RENDERER);
if (renderer) {
IsAtiRadeonX = (strncmp(renderer, "ATI RADEON X", 12) == 0) || (strncmp(renderer, "ATI MOBILITY RADEON X", 21) == 0);
}
#define IRR_OGL_LOAD_EXTENSION(x) cmgr->getProcAddress(x)
#define IRR_OGL_LOAD_EXTENSION(x) cmgr->getProcAddress(x)
// get multitexturing function pointers
pGlActiveTextureARB = (PFNGLACTIVETEXTUREARBPROC) IRR_OGL_LOAD_EXTENSION("glActiveTextureARB");
pGlClientActiveTextureARB = (PFNGLCLIENTACTIVETEXTUREARBPROC) IRR_OGL_LOAD_EXTENSION("glClientActiveTextureARB");
pGlActiveTextureARB = (PFNGLACTIVETEXTUREARBPROC)IRR_OGL_LOAD_EXTENSION("glActiveTextureARB");
pGlClientActiveTextureARB = (PFNGLCLIENTACTIVETEXTUREARBPROC)IRR_OGL_LOAD_EXTENSION("glClientActiveTextureARB");
// get fragment and vertex program function pointers
pGlGenProgramsARB = (PFNGLGENPROGRAMSARBPROC) IRR_OGL_LOAD_EXTENSION("glGenProgramsARB");
pGlGenProgramsNV = (PFNGLGENPROGRAMSNVPROC) IRR_OGL_LOAD_EXTENSION("glGenProgramsNV");
pGlBindProgramARB = (PFNGLBINDPROGRAMARBPROC) IRR_OGL_LOAD_EXTENSION("glBindProgramARB");
pGlBindProgramNV = (PFNGLBINDPROGRAMNVPROC) IRR_OGL_LOAD_EXTENSION("glBindProgramNV");
pGlProgramStringARB = (PFNGLPROGRAMSTRINGARBPROC) IRR_OGL_LOAD_EXTENSION("glProgramStringARB");
pGlLoadProgramNV = (PFNGLLOADPROGRAMNVPROC) IRR_OGL_LOAD_EXTENSION("glLoadProgramNV");
pGlDeleteProgramsARB = (PFNGLDELETEPROGRAMSARBPROC) IRR_OGL_LOAD_EXTENSION("glDeleteProgramsARB");
pGlDeleteProgramsNV = (PFNGLDELETEPROGRAMSNVPROC) IRR_OGL_LOAD_EXTENSION("glDeleteProgramsNV");
pGlProgramLocalParameter4fvARB = (PFNGLPROGRAMLOCALPARAMETER4FVARBPROC) IRR_OGL_LOAD_EXTENSION("glProgramLocalParameter4fvARB");
pGlCreateShaderObjectARB = (PFNGLCREATESHADEROBJECTARBPROC) IRR_OGL_LOAD_EXTENSION("glCreateShaderObjectARB");
pGlCreateShader = (PFNGLCREATESHADERPROC) IRR_OGL_LOAD_EXTENSION("glCreateShader");
pGlShaderSourceARB = (PFNGLSHADERSOURCEARBPROC) IRR_OGL_LOAD_EXTENSION("glShaderSourceARB");
pGlShaderSource = (PFNGLSHADERSOURCEPROC) IRR_OGL_LOAD_EXTENSION("glShaderSource");
pGlCompileShaderARB = (PFNGLCOMPILESHADERARBPROC) IRR_OGL_LOAD_EXTENSION("glCompileShaderARB");
pGlCompileShader = (PFNGLCOMPILESHADERPROC) IRR_OGL_LOAD_EXTENSION("glCompileShader");
pGlCreateProgramObjectARB = (PFNGLCREATEPROGRAMOBJECTARBPROC) IRR_OGL_LOAD_EXTENSION("glCreateProgramObjectARB");
pGlCreateProgram = (PFNGLCREATEPROGRAMPROC) IRR_OGL_LOAD_EXTENSION("glCreateProgram");
pGlAttachObjectARB = (PFNGLATTACHOBJECTARBPROC) IRR_OGL_LOAD_EXTENSION("glAttachObjectARB");
pGlAttachShader = (PFNGLATTACHSHADERPROC) IRR_OGL_LOAD_EXTENSION("glAttachShader");
pGlLinkProgramARB = (PFNGLLINKPROGRAMARBPROC) IRR_OGL_LOAD_EXTENSION("glLinkProgramARB");
pGlLinkProgram = (PFNGLLINKPROGRAMPROC) IRR_OGL_LOAD_EXTENSION("glLinkProgram");
pGlUseProgramObjectARB = (PFNGLUSEPROGRAMOBJECTARBPROC) IRR_OGL_LOAD_EXTENSION("glUseProgramObjectARB");
pGlUseProgram = (PFNGLUSEPROGRAMPROC) IRR_OGL_LOAD_EXTENSION("glUseProgram");
pGlDeleteObjectARB = (PFNGLDELETEOBJECTARBPROC) IRR_OGL_LOAD_EXTENSION("glDeleteObjectARB");
pGlDeleteProgram = (PFNGLDELETEPROGRAMPROC) IRR_OGL_LOAD_EXTENSION("glDeleteProgram");
pGlDeleteShader = (PFNGLDELETESHADERPROC) IRR_OGL_LOAD_EXTENSION("glDeleteShader");
pGlGetAttachedShaders = (PFNGLGETATTACHEDSHADERSPROC) IRR_OGL_LOAD_EXTENSION("glGetAttachedShaders");
pGlGetAttachedObjectsARB = (PFNGLGETATTACHEDOBJECTSARBPROC) IRR_OGL_LOAD_EXTENSION("glGetAttachedObjectsARB");
pGlGetInfoLogARB = (PFNGLGETINFOLOGARBPROC) IRR_OGL_LOAD_EXTENSION("glGetInfoLogARB");
pGlGetShaderInfoLog = (PFNGLGETSHADERINFOLOGPROC) IRR_OGL_LOAD_EXTENSION("glGetShaderInfoLog");
pGlGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC) IRR_OGL_LOAD_EXTENSION("glGetProgramInfoLog");
pGlGetObjectParameterivARB = (PFNGLGETOBJECTPARAMETERIVARBPROC) IRR_OGL_LOAD_EXTENSION("glGetObjectParameterivARB");
pGlGetShaderiv = (PFNGLGETSHADERIVPROC) IRR_OGL_LOAD_EXTENSION("glGetShaderiv");
pGlGetProgramiv = (PFNGLGETPROGRAMIVPROC) IRR_OGL_LOAD_EXTENSION("glGetProgramiv");
pGlGetUniformLocationARB = (PFNGLGETUNIFORMLOCATIONARBPROC) IRR_OGL_LOAD_EXTENSION("glGetUniformLocationARB");
pGlGetUniformLocation = (PFNGLGETUNIFORMLOCATIONPROC) IRR_OGL_LOAD_EXTENSION("glGetUniformLocation");
pGlUniform1fvARB = (PFNGLUNIFORM1FVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniform1fvARB");
pGlUniform2fvARB = (PFNGLUNIFORM2FVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniform2fvARB");
pGlUniform3fvARB = (PFNGLUNIFORM3FVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniform3fvARB");
pGlUniform4fvARB = (PFNGLUNIFORM4FVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniform4fvARB");
pGlUniform1ivARB = (PFNGLUNIFORM1IVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniform1ivARB");
pGlUniform2ivARB = (PFNGLUNIFORM2IVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniform2ivARB");
pGlUniform3ivARB = (PFNGLUNIFORM3IVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniform3ivARB");
pGlUniform4ivARB = (PFNGLUNIFORM4IVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniform4ivARB");
pGlUniform1uiv = (PFNGLUNIFORM1UIVPROC) IRR_OGL_LOAD_EXTENSION("glUniform1uiv");
pGlUniform2uiv = (PFNGLUNIFORM2UIVPROC) IRR_OGL_LOAD_EXTENSION("glUniform2uiv");
pGlUniform3uiv = (PFNGLUNIFORM3UIVPROC) IRR_OGL_LOAD_EXTENSION("glUniform3uiv");
pGlUniform4uiv = (PFNGLUNIFORM4UIVPROC) IRR_OGL_LOAD_EXTENSION("glUniform4uiv");
pGlUniformMatrix2fvARB = (PFNGLUNIFORMMATRIX2FVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniformMatrix2fvARB");
pGlUniformMatrix2x3fv = (PFNGLUNIFORMMATRIX2X3FVPROC) IRR_OGL_LOAD_EXTENSION("glUniformMatrix2x3fv");
pGlGenProgramsARB = (PFNGLGENPROGRAMSARBPROC)IRR_OGL_LOAD_EXTENSION("glGenProgramsARB");
pGlGenProgramsNV = (PFNGLGENPROGRAMSNVPROC)IRR_OGL_LOAD_EXTENSION("glGenProgramsNV");
pGlBindProgramARB = (PFNGLBINDPROGRAMARBPROC)IRR_OGL_LOAD_EXTENSION("glBindProgramARB");
pGlBindProgramNV = (PFNGLBINDPROGRAMNVPROC)IRR_OGL_LOAD_EXTENSION("glBindProgramNV");
pGlProgramStringARB = (PFNGLPROGRAMSTRINGARBPROC)IRR_OGL_LOAD_EXTENSION("glProgramStringARB");
pGlLoadProgramNV = (PFNGLLOADPROGRAMNVPROC)IRR_OGL_LOAD_EXTENSION("glLoadProgramNV");
pGlDeleteProgramsARB = (PFNGLDELETEPROGRAMSARBPROC)IRR_OGL_LOAD_EXTENSION("glDeleteProgramsARB");
pGlDeleteProgramsNV = (PFNGLDELETEPROGRAMSNVPROC)IRR_OGL_LOAD_EXTENSION("glDeleteProgramsNV");
pGlProgramLocalParameter4fvARB = (PFNGLPROGRAMLOCALPARAMETER4FVARBPROC)IRR_OGL_LOAD_EXTENSION("glProgramLocalParameter4fvARB");
pGlCreateShaderObjectARB = (PFNGLCREATESHADEROBJECTARBPROC)IRR_OGL_LOAD_EXTENSION("glCreateShaderObjectARB");
pGlCreateShader = (PFNGLCREATESHADERPROC)IRR_OGL_LOAD_EXTENSION("glCreateShader");
pGlShaderSourceARB = (PFNGLSHADERSOURCEARBPROC)IRR_OGL_LOAD_EXTENSION("glShaderSourceARB");
pGlShaderSource = (PFNGLSHADERSOURCEPROC)IRR_OGL_LOAD_EXTENSION("glShaderSource");
pGlCompileShaderARB = (PFNGLCOMPILESHADERARBPROC)IRR_OGL_LOAD_EXTENSION("glCompileShaderARB");
pGlCompileShader = (PFNGLCOMPILESHADERPROC)IRR_OGL_LOAD_EXTENSION("glCompileShader");
pGlCreateProgramObjectARB = (PFNGLCREATEPROGRAMOBJECTARBPROC)IRR_OGL_LOAD_EXTENSION("glCreateProgramObjectARB");
pGlCreateProgram = (PFNGLCREATEPROGRAMPROC)IRR_OGL_LOAD_EXTENSION("glCreateProgram");
pGlAttachObjectARB = (PFNGLATTACHOBJECTARBPROC)IRR_OGL_LOAD_EXTENSION("glAttachObjectARB");
pGlAttachShader = (PFNGLATTACHSHADERPROC)IRR_OGL_LOAD_EXTENSION("glAttachShader");
pGlLinkProgramARB = (PFNGLLINKPROGRAMARBPROC)IRR_OGL_LOAD_EXTENSION("glLinkProgramARB");
pGlLinkProgram = (PFNGLLINKPROGRAMPROC)IRR_OGL_LOAD_EXTENSION("glLinkProgram");
pGlUseProgramObjectARB = (PFNGLUSEPROGRAMOBJECTARBPROC)IRR_OGL_LOAD_EXTENSION("glUseProgramObjectARB");
pGlUseProgram = (PFNGLUSEPROGRAMPROC)IRR_OGL_LOAD_EXTENSION("glUseProgram");
pGlDeleteObjectARB = (PFNGLDELETEOBJECTARBPROC)IRR_OGL_LOAD_EXTENSION("glDeleteObjectARB");
pGlDeleteProgram = (PFNGLDELETEPROGRAMPROC)IRR_OGL_LOAD_EXTENSION("glDeleteProgram");
pGlDeleteShader = (PFNGLDELETESHADERPROC)IRR_OGL_LOAD_EXTENSION("glDeleteShader");
pGlGetAttachedShaders = (PFNGLGETATTACHEDSHADERSPROC)IRR_OGL_LOAD_EXTENSION("glGetAttachedShaders");
pGlGetAttachedObjectsARB = (PFNGLGETATTACHEDOBJECTSARBPROC)IRR_OGL_LOAD_EXTENSION("glGetAttachedObjectsARB");
pGlGetInfoLogARB = (PFNGLGETINFOLOGARBPROC)IRR_OGL_LOAD_EXTENSION("glGetInfoLogARB");
pGlGetShaderInfoLog = (PFNGLGETSHADERINFOLOGPROC)IRR_OGL_LOAD_EXTENSION("glGetShaderInfoLog");
pGlGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC)IRR_OGL_LOAD_EXTENSION("glGetProgramInfoLog");
pGlGetObjectParameterivARB = (PFNGLGETOBJECTPARAMETERIVARBPROC)IRR_OGL_LOAD_EXTENSION("glGetObjectParameterivARB");
pGlGetShaderiv = (PFNGLGETSHADERIVPROC)IRR_OGL_LOAD_EXTENSION("glGetShaderiv");
pGlGetProgramiv = (PFNGLGETPROGRAMIVPROC)IRR_OGL_LOAD_EXTENSION("glGetProgramiv");
pGlGetUniformLocationARB = (PFNGLGETUNIFORMLOCATIONARBPROC)IRR_OGL_LOAD_EXTENSION("glGetUniformLocationARB");
pGlGetUniformLocation = (PFNGLGETUNIFORMLOCATIONPROC)IRR_OGL_LOAD_EXTENSION("glGetUniformLocation");
pGlUniform1fvARB = (PFNGLUNIFORM1FVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniform1fvARB");
pGlUniform2fvARB = (PFNGLUNIFORM2FVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniform2fvARB");
pGlUniform3fvARB = (PFNGLUNIFORM3FVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniform3fvARB");
pGlUniform4fvARB = (PFNGLUNIFORM4FVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniform4fvARB");
pGlUniform1ivARB = (PFNGLUNIFORM1IVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniform1ivARB");
pGlUniform2ivARB = (PFNGLUNIFORM2IVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniform2ivARB");
pGlUniform3ivARB = (PFNGLUNIFORM3IVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniform3ivARB");
pGlUniform4ivARB = (PFNGLUNIFORM4IVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniform4ivARB");
pGlUniform1uiv = (PFNGLUNIFORM1UIVPROC)IRR_OGL_LOAD_EXTENSION("glUniform1uiv");
pGlUniform2uiv = (PFNGLUNIFORM2UIVPROC)IRR_OGL_LOAD_EXTENSION("glUniform2uiv");
pGlUniform3uiv = (PFNGLUNIFORM3UIVPROC)IRR_OGL_LOAD_EXTENSION("glUniform3uiv");
pGlUniform4uiv = (PFNGLUNIFORM4UIVPROC)IRR_OGL_LOAD_EXTENSION("glUniform4uiv");
pGlUniformMatrix2fvARB = (PFNGLUNIFORMMATRIX2FVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniformMatrix2fvARB");
pGlUniformMatrix2x3fv = (PFNGLUNIFORMMATRIX2X3FVPROC)IRR_OGL_LOAD_EXTENSION("glUniformMatrix2x3fv");
pGlUniformMatrix2x4fv = (PFNGLUNIFORMMATRIX2X4FVPROC)IRR_OGL_LOAD_EXTENSION("glUniformMatrix2x4fv");
pGlUniformMatrix3x2fv = (PFNGLUNIFORMMATRIX3X2FVPROC)IRR_OGL_LOAD_EXTENSION("glUniformMatrix3x2fv");
pGlUniformMatrix3fvARB = (PFNGLUNIFORMMATRIX3FVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniformMatrix3fvARB");
pGlUniformMatrix3fvARB = (PFNGLUNIFORMMATRIX3FVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniformMatrix3fvARB");
pGlUniformMatrix3x4fv = (PFNGLUNIFORMMATRIX3X4FVPROC)IRR_OGL_LOAD_EXTENSION("glUniformMatrix3x4fv");
pGlUniformMatrix4x2fv = (PFNGLUNIFORMMATRIX4X2FVPROC)IRR_OGL_LOAD_EXTENSION("glUniformMatrix4x2fv");
pGlUniformMatrix4x3fv = (PFNGLUNIFORMMATRIX4X3FVPROC)IRR_OGL_LOAD_EXTENSION("glUniformMatrix4x3fv");
pGlUniformMatrix4fvARB = (PFNGLUNIFORMMATRIX4FVARBPROC) IRR_OGL_LOAD_EXTENSION("glUniformMatrix4fvARB");
pGlGetActiveUniformARB = (PFNGLGETACTIVEUNIFORMARBPROC) IRR_OGL_LOAD_EXTENSION("glGetActiveUniformARB");
pGlGetActiveUniform = (PFNGLGETACTIVEUNIFORMPROC) IRR_OGL_LOAD_EXTENSION("glGetActiveUniform");
pGlUniformMatrix4fvARB = (PFNGLUNIFORMMATRIX4FVARBPROC)IRR_OGL_LOAD_EXTENSION("glUniformMatrix4fvARB");
pGlGetActiveUniformARB = (PFNGLGETACTIVEUNIFORMARBPROC)IRR_OGL_LOAD_EXTENSION("glGetActiveUniformARB");
pGlGetActiveUniform = (PFNGLGETACTIVEUNIFORMPROC)IRR_OGL_LOAD_EXTENSION("glGetActiveUniform");
// get point parameter extension
pGlPointParameterfARB = (PFNGLPOINTPARAMETERFARBPROC) IRR_OGL_LOAD_EXTENSION("glPointParameterfARB");
pGlPointParameterfvARB = (PFNGLPOINTPARAMETERFVARBPROC) IRR_OGL_LOAD_EXTENSION("glPointParameterfvARB");
pGlPointParameterfARB = (PFNGLPOINTPARAMETERFARBPROC)IRR_OGL_LOAD_EXTENSION("glPointParameterfARB");
pGlPointParameterfvARB = (PFNGLPOINTPARAMETERFVARBPROC)IRR_OGL_LOAD_EXTENSION("glPointParameterfvARB");
// get stencil extension
pGlStencilFuncSeparate = (PFNGLSTENCILFUNCSEPARATEPROC) IRR_OGL_LOAD_EXTENSION("glStencilFuncSeparate");
pGlStencilOpSeparate = (PFNGLSTENCILOPSEPARATEPROC) IRR_OGL_LOAD_EXTENSION("glStencilOpSeparate");
pGlStencilFuncSeparateATI = (PFNGLSTENCILFUNCSEPARATEATIPROC) IRR_OGL_LOAD_EXTENSION("glStencilFuncSeparateATI");
pGlStencilOpSeparateATI = (PFNGLSTENCILOPSEPARATEATIPROC) IRR_OGL_LOAD_EXTENSION("glStencilOpSeparateATI");
pGlStencilFuncSeparate = (PFNGLSTENCILFUNCSEPARATEPROC)IRR_OGL_LOAD_EXTENSION("glStencilFuncSeparate");
pGlStencilOpSeparate = (PFNGLSTENCILOPSEPARATEPROC)IRR_OGL_LOAD_EXTENSION("glStencilOpSeparate");
pGlStencilFuncSeparateATI = (PFNGLSTENCILFUNCSEPARATEATIPROC)IRR_OGL_LOAD_EXTENSION("glStencilFuncSeparateATI");
pGlStencilOpSeparateATI = (PFNGLSTENCILOPSEPARATEATIPROC)IRR_OGL_LOAD_EXTENSION("glStencilOpSeparateATI");
// compressed textures
pGlCompressedTexImage2D = (PFNGLCOMPRESSEDTEXIMAGE2DPROC) IRR_OGL_LOAD_EXTENSION("glCompressedTexImage2D");
pGlCompressedTexSubImage2D = (PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC) IRR_OGL_LOAD_EXTENSION("glCompressedTexSubImage2D");
pGlCompressedTexImage2D = (PFNGLCOMPRESSEDTEXIMAGE2DPROC)IRR_OGL_LOAD_EXTENSION("glCompressedTexImage2D");
pGlCompressedTexSubImage2D = (PFNGLCOMPRESSEDTEXSUBIMAGE2DPROC)IRR_OGL_LOAD_EXTENSION("glCompressedTexSubImage2D");
// ARB FrameBufferObjects
pGlBindFramebuffer = (PFNGLBINDFRAMEBUFFERPROC) IRR_OGL_LOAD_EXTENSION("glBindFramebuffer");
pGlDeleteFramebuffers = (PFNGLDELETEFRAMEBUFFERSPROC) IRR_OGL_LOAD_EXTENSION("glDeleteFramebuffers");
pGlGenFramebuffers = (PFNGLGENFRAMEBUFFERSPROC) IRR_OGL_LOAD_EXTENSION("glGenFramebuffers");
pGlCheckFramebufferStatus = (PFNGLCHECKFRAMEBUFFERSTATUSPROC) IRR_OGL_LOAD_EXTENSION("glCheckFramebufferStatus");
pGlFramebufferTexture2D = (PFNGLFRAMEBUFFERTEXTURE2DPROC) IRR_OGL_LOAD_EXTENSION("glFramebufferTexture2D");
pGlBindRenderbuffer = (PFNGLBINDRENDERBUFFERPROC) IRR_OGL_LOAD_EXTENSION("glBindRenderbuffer");
pGlDeleteRenderbuffers = (PFNGLDELETERENDERBUFFERSPROC) IRR_OGL_LOAD_EXTENSION("glDeleteRenderbuffers");
pGlGenRenderbuffers = (PFNGLGENRENDERBUFFERSPROC) IRR_OGL_LOAD_EXTENSION("glGenRenderbuffers");
pGlRenderbufferStorage = (PFNGLRENDERBUFFERSTORAGEPROC) IRR_OGL_LOAD_EXTENSION("glRenderbufferStorage");
pGlFramebufferRenderbuffer = (PFNGLFRAMEBUFFERRENDERBUFFERPROC) IRR_OGL_LOAD_EXTENSION("glFramebufferRenderbuffer");
pGlGenerateMipmap = (PFNGLGENERATEMIPMAPPROC) IRR_OGL_LOAD_EXTENSION("glGenerateMipmap");
pGlBindFramebuffer = (PFNGLBINDFRAMEBUFFERPROC)IRR_OGL_LOAD_EXTENSION("glBindFramebuffer");
pGlDeleteFramebuffers = (PFNGLDELETEFRAMEBUFFERSPROC)IRR_OGL_LOAD_EXTENSION("glDeleteFramebuffers");
pGlGenFramebuffers = (PFNGLGENFRAMEBUFFERSPROC)IRR_OGL_LOAD_EXTENSION("glGenFramebuffers");
pGlCheckFramebufferStatus = (PFNGLCHECKFRAMEBUFFERSTATUSPROC)IRR_OGL_LOAD_EXTENSION("glCheckFramebufferStatus");
pGlFramebufferTexture2D = (PFNGLFRAMEBUFFERTEXTURE2DPROC)IRR_OGL_LOAD_EXTENSION("glFramebufferTexture2D");
pGlBindRenderbuffer = (PFNGLBINDRENDERBUFFERPROC)IRR_OGL_LOAD_EXTENSION("glBindRenderbuffer");
pGlDeleteRenderbuffers = (PFNGLDELETERENDERBUFFERSPROC)IRR_OGL_LOAD_EXTENSION("glDeleteRenderbuffers");
pGlGenRenderbuffers = (PFNGLGENRENDERBUFFERSPROC)IRR_OGL_LOAD_EXTENSION("glGenRenderbuffers");
pGlRenderbufferStorage = (PFNGLRENDERBUFFERSTORAGEPROC)IRR_OGL_LOAD_EXTENSION("glRenderbufferStorage");
pGlFramebufferRenderbuffer = (PFNGLFRAMEBUFFERRENDERBUFFERPROC)IRR_OGL_LOAD_EXTENSION("glFramebufferRenderbuffer");
pGlGenerateMipmap = (PFNGLGENERATEMIPMAPPROC)IRR_OGL_LOAD_EXTENSION("glGenerateMipmap");
// EXT FrameBufferObjects
pGlBindFramebufferEXT = (PFNGLBINDFRAMEBUFFEREXTPROC) IRR_OGL_LOAD_EXTENSION("glBindFramebufferEXT");
pGlDeleteFramebuffersEXT = (PFNGLDELETEFRAMEBUFFERSEXTPROC) IRR_OGL_LOAD_EXTENSION("glDeleteFramebuffersEXT");
pGlGenFramebuffersEXT = (PFNGLGENFRAMEBUFFERSEXTPROC) IRR_OGL_LOAD_EXTENSION("glGenFramebuffersEXT");
pGlCheckFramebufferStatusEXT = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC) IRR_OGL_LOAD_EXTENSION("glCheckFramebufferStatusEXT");
pGlFramebufferTexture2DEXT = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC) IRR_OGL_LOAD_EXTENSION("glFramebufferTexture2DEXT");
pGlBindRenderbufferEXT = (PFNGLBINDRENDERBUFFEREXTPROC) IRR_OGL_LOAD_EXTENSION("glBindRenderbufferEXT");
pGlDeleteRenderbuffersEXT = (PFNGLDELETERENDERBUFFERSEXTPROC) IRR_OGL_LOAD_EXTENSION("glDeleteRenderbuffersEXT");
pGlGenRenderbuffersEXT = (PFNGLGENRENDERBUFFERSEXTPROC) IRR_OGL_LOAD_EXTENSION("glGenRenderbuffersEXT");
pGlRenderbufferStorageEXT = (PFNGLRENDERBUFFERSTORAGEEXTPROC) IRR_OGL_LOAD_EXTENSION("glRenderbufferStorageEXT");
pGlFramebufferRenderbufferEXT = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC) IRR_OGL_LOAD_EXTENSION("glFramebufferRenderbufferEXT");
pGlGenerateMipmapEXT = (PFNGLGENERATEMIPMAPEXTPROC) IRR_OGL_LOAD_EXTENSION("glGenerateMipmapEXT");
pGlDrawBuffersARB = (PFNGLDRAWBUFFERSARBPROC) IRR_OGL_LOAD_EXTENSION("glDrawBuffersARB");
pGlDrawBuffersATI = (PFNGLDRAWBUFFERSATIPROC) IRR_OGL_LOAD_EXTENSION("glDrawBuffersATI");
pGlBindFramebufferEXT = (PFNGLBINDFRAMEBUFFEREXTPROC)IRR_OGL_LOAD_EXTENSION("glBindFramebufferEXT");
pGlDeleteFramebuffersEXT = (PFNGLDELETEFRAMEBUFFERSEXTPROC)IRR_OGL_LOAD_EXTENSION("glDeleteFramebuffersEXT");
pGlGenFramebuffersEXT = (PFNGLGENFRAMEBUFFERSEXTPROC)IRR_OGL_LOAD_EXTENSION("glGenFramebuffersEXT");
pGlCheckFramebufferStatusEXT = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC)IRR_OGL_LOAD_EXTENSION("glCheckFramebufferStatusEXT");
pGlFramebufferTexture2DEXT = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC)IRR_OGL_LOAD_EXTENSION("glFramebufferTexture2DEXT");
pGlBindRenderbufferEXT = (PFNGLBINDRENDERBUFFEREXTPROC)IRR_OGL_LOAD_EXTENSION("glBindRenderbufferEXT");
pGlDeleteRenderbuffersEXT = (PFNGLDELETERENDERBUFFERSEXTPROC)IRR_OGL_LOAD_EXTENSION("glDeleteRenderbuffersEXT");
pGlGenRenderbuffersEXT = (PFNGLGENRENDERBUFFERSEXTPROC)IRR_OGL_LOAD_EXTENSION("glGenRenderbuffersEXT");
pGlRenderbufferStorageEXT = (PFNGLRENDERBUFFERSTORAGEEXTPROC)IRR_OGL_LOAD_EXTENSION("glRenderbufferStorageEXT");
pGlFramebufferRenderbufferEXT = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC)IRR_OGL_LOAD_EXTENSION("glFramebufferRenderbufferEXT");
pGlGenerateMipmapEXT = (PFNGLGENERATEMIPMAPEXTPROC)IRR_OGL_LOAD_EXTENSION("glGenerateMipmapEXT");
pGlDrawBuffersARB = (PFNGLDRAWBUFFERSARBPROC)IRR_OGL_LOAD_EXTENSION("glDrawBuffersARB");
pGlDrawBuffersATI = (PFNGLDRAWBUFFERSATIPROC)IRR_OGL_LOAD_EXTENSION("glDrawBuffersATI");
// get vertex buffer extension
pGlGenBuffersARB = (PFNGLGENBUFFERSARBPROC) IRR_OGL_LOAD_EXTENSION("glGenBuffersARB");
pGlBindBufferARB = (PFNGLBINDBUFFERARBPROC) IRR_OGL_LOAD_EXTENSION("glBindBufferARB");
pGlBufferDataARB = (PFNGLBUFFERDATAARBPROC) IRR_OGL_LOAD_EXTENSION("glBufferDataARB");
pGlDeleteBuffersARB = (PFNGLDELETEBUFFERSARBPROC) IRR_OGL_LOAD_EXTENSION("glDeleteBuffersARB");
pGlBufferSubDataARB= (PFNGLBUFFERSUBDATAARBPROC) IRR_OGL_LOAD_EXTENSION("glBufferSubDataARB");
pGlGetBufferSubDataARB= (PFNGLGETBUFFERSUBDATAARBPROC)IRR_OGL_LOAD_EXTENSION("glGetBufferSubDataARB");
pGlMapBufferARB= (PFNGLMAPBUFFERARBPROC) IRR_OGL_LOAD_EXTENSION("glMapBufferARB");
pGlUnmapBufferARB= (PFNGLUNMAPBUFFERARBPROC) IRR_OGL_LOAD_EXTENSION("glUnmapBufferARB");
pGlIsBufferARB= (PFNGLISBUFFERARBPROC) IRR_OGL_LOAD_EXTENSION("glIsBufferARB");
pGlGetBufferParameterivARB= (PFNGLGETBUFFERPARAMETERIVARBPROC) IRR_OGL_LOAD_EXTENSION("glGetBufferParameterivARB");
pGlGetBufferPointervARB= (PFNGLGETBUFFERPOINTERVARBPROC) IRR_OGL_LOAD_EXTENSION("glGetBufferPointervARB");
pGlProvokingVertexARB= (PFNGLPROVOKINGVERTEXPROC) IRR_OGL_LOAD_EXTENSION("glProvokingVertex");
pGlProvokingVertexEXT= (PFNGLPROVOKINGVERTEXEXTPROC) IRR_OGL_LOAD_EXTENSION("glProvokingVertexEXT");
pGlProgramParameteriARB= (PFNGLPROGRAMPARAMETERIARBPROC) IRR_OGL_LOAD_EXTENSION("glProgramParameteriARB");
pGlProgramParameteriEXT= (PFNGLPROGRAMPARAMETERIEXTPROC) IRR_OGL_LOAD_EXTENSION("glProgramParameteriEXT");
pGlGenBuffersARB = (PFNGLGENBUFFERSARBPROC)IRR_OGL_LOAD_EXTENSION("glGenBuffersARB");
pGlBindBufferARB = (PFNGLBINDBUFFERARBPROC)IRR_OGL_LOAD_EXTENSION("glBindBufferARB");
pGlBufferDataARB = (PFNGLBUFFERDATAARBPROC)IRR_OGL_LOAD_EXTENSION("glBufferDataARB");
pGlDeleteBuffersARB = (PFNGLDELETEBUFFERSARBPROC)IRR_OGL_LOAD_EXTENSION("glDeleteBuffersARB");
pGlBufferSubDataARB = (PFNGLBUFFERSUBDATAARBPROC)IRR_OGL_LOAD_EXTENSION("glBufferSubDataARB");
pGlGetBufferSubDataARB = (PFNGLGETBUFFERSUBDATAARBPROC)IRR_OGL_LOAD_EXTENSION("glGetBufferSubDataARB");
pGlMapBufferARB = (PFNGLMAPBUFFERARBPROC)IRR_OGL_LOAD_EXTENSION("glMapBufferARB");
pGlUnmapBufferARB = (PFNGLUNMAPBUFFERARBPROC)IRR_OGL_LOAD_EXTENSION("glUnmapBufferARB");
pGlIsBufferARB = (PFNGLISBUFFERARBPROC)IRR_OGL_LOAD_EXTENSION("glIsBufferARB");
pGlGetBufferParameterivARB = (PFNGLGETBUFFERPARAMETERIVARBPROC)IRR_OGL_LOAD_EXTENSION("glGetBufferParameterivARB");
pGlGetBufferPointervARB = (PFNGLGETBUFFERPOINTERVARBPROC)IRR_OGL_LOAD_EXTENSION("glGetBufferPointervARB");
pGlProvokingVertexARB = (PFNGLPROVOKINGVERTEXPROC)IRR_OGL_LOAD_EXTENSION("glProvokingVertex");
pGlProvokingVertexEXT = (PFNGLPROVOKINGVERTEXEXTPROC)IRR_OGL_LOAD_EXTENSION("glProvokingVertexEXT");
pGlProgramParameteriARB = (PFNGLPROGRAMPARAMETERIARBPROC)IRR_OGL_LOAD_EXTENSION("glProgramParameteriARB");
pGlProgramParameteriEXT = (PFNGLPROGRAMPARAMETERIEXTPROC)IRR_OGL_LOAD_EXTENSION("glProgramParameteriEXT");
// occlusion query
pGlGenQueriesARB = (PFNGLGENQUERIESARBPROC) IRR_OGL_LOAD_EXTENSION("glGenQueriesARB");
pGlDeleteQueriesARB = (PFNGLDELETEQUERIESARBPROC) IRR_OGL_LOAD_EXTENSION("glDeleteQueriesARB");
pGlIsQueryARB = (PFNGLISQUERYARBPROC) IRR_OGL_LOAD_EXTENSION("glIsQueryARB");
pGlBeginQueryARB = (PFNGLBEGINQUERYARBPROC) IRR_OGL_LOAD_EXTENSION("glBeginQueryARB");
pGlEndQueryARB = (PFNGLENDQUERYARBPROC) IRR_OGL_LOAD_EXTENSION("glEndQueryARB");
pGlGetQueryivARB = (PFNGLGETQUERYIVARBPROC) IRR_OGL_LOAD_EXTENSION("glGetQueryivARB");
pGlGetQueryObjectivARB = (PFNGLGETQUERYOBJECTIVARBPROC) IRR_OGL_LOAD_EXTENSION("glGetQueryObjectivARB");
pGlGetQueryObjectuivARB = (PFNGLGETQUERYOBJECTUIVARBPROC) IRR_OGL_LOAD_EXTENSION("glGetQueryObjectuivARB");
pGlGenOcclusionQueriesNV = (PFNGLGENOCCLUSIONQUERIESNVPROC) IRR_OGL_LOAD_EXTENSION("glGenOcclusionQueriesNV");
pGlDeleteOcclusionQueriesNV = (PFNGLDELETEOCCLUSIONQUERIESNVPROC) IRR_OGL_LOAD_EXTENSION("glDeleteOcclusionQueriesNV");
pGlIsOcclusionQueryNV = (PFNGLISOCCLUSIONQUERYNVPROC) IRR_OGL_LOAD_EXTENSION("glIsOcclusionQueryNV");
pGlBeginOcclusionQueryNV = (PFNGLBEGINOCCLUSIONQUERYNVPROC) IRR_OGL_LOAD_EXTENSION("glBeginOcclusionQueryNV");
pGlEndOcclusionQueryNV = (PFNGLENDOCCLUSIONQUERYNVPROC) IRR_OGL_LOAD_EXTENSION("glEndOcclusionQueryNV");
pGlGetOcclusionQueryivNV = (PFNGLGETOCCLUSIONQUERYIVNVPROC) IRR_OGL_LOAD_EXTENSION("glGetOcclusionQueryivNV");
pGlGetOcclusionQueryuivNV = (PFNGLGETOCCLUSIONQUERYUIVNVPROC) IRR_OGL_LOAD_EXTENSION("glGetOcclusionQueryuivNV");
pGlGenQueriesARB = (PFNGLGENQUERIESARBPROC)IRR_OGL_LOAD_EXTENSION("glGenQueriesARB");
pGlDeleteQueriesARB = (PFNGLDELETEQUERIESARBPROC)IRR_OGL_LOAD_EXTENSION("glDeleteQueriesARB");
pGlIsQueryARB = (PFNGLISQUERYARBPROC)IRR_OGL_LOAD_EXTENSION("glIsQueryARB");
pGlBeginQueryARB = (PFNGLBEGINQUERYARBPROC)IRR_OGL_LOAD_EXTENSION("glBeginQueryARB");
pGlEndQueryARB = (PFNGLENDQUERYARBPROC)IRR_OGL_LOAD_EXTENSION("glEndQueryARB");
pGlGetQueryivARB = (PFNGLGETQUERYIVARBPROC)IRR_OGL_LOAD_EXTENSION("glGetQueryivARB");
pGlGetQueryObjectivARB = (PFNGLGETQUERYOBJECTIVARBPROC)IRR_OGL_LOAD_EXTENSION("glGetQueryObjectivARB");
pGlGetQueryObjectuivARB = (PFNGLGETQUERYOBJECTUIVARBPROC)IRR_OGL_LOAD_EXTENSION("glGetQueryObjectuivARB");
pGlGenOcclusionQueriesNV = (PFNGLGENOCCLUSIONQUERIESNVPROC)IRR_OGL_LOAD_EXTENSION("glGenOcclusionQueriesNV");
pGlDeleteOcclusionQueriesNV = (PFNGLDELETEOCCLUSIONQUERIESNVPROC)IRR_OGL_LOAD_EXTENSION("glDeleteOcclusionQueriesNV");
pGlIsOcclusionQueryNV = (PFNGLISOCCLUSIONQUERYNVPROC)IRR_OGL_LOAD_EXTENSION("glIsOcclusionQueryNV");
pGlBeginOcclusionQueryNV = (PFNGLBEGINOCCLUSIONQUERYNVPROC)IRR_OGL_LOAD_EXTENSION("glBeginOcclusionQueryNV");
pGlEndOcclusionQueryNV = (PFNGLENDOCCLUSIONQUERYNVPROC)IRR_OGL_LOAD_EXTENSION("glEndOcclusionQueryNV");
pGlGetOcclusionQueryivNV = (PFNGLGETOCCLUSIONQUERYIVNVPROC)IRR_OGL_LOAD_EXTENSION("glGetOcclusionQueryivNV");
pGlGetOcclusionQueryuivNV = (PFNGLGETOCCLUSIONQUERYUIVNVPROC)IRR_OGL_LOAD_EXTENSION("glGetOcclusionQueryuivNV");
// blend
pGlBlendFuncSeparateEXT = (PFNGLBLENDFUNCSEPARATEEXTPROC) IRR_OGL_LOAD_EXTENSION("glBlendFuncSeparateEXT");
pGlBlendFuncSeparate = (PFNGLBLENDFUNCSEPARATEPROC) IRR_OGL_LOAD_EXTENSION("glBlendFuncSeparate");
pGlBlendEquationEXT = (PFNGLBLENDEQUATIONEXTPROC) IRR_OGL_LOAD_EXTENSION("glBlendEquationEXT");
pGlBlendEquation = (PFNGLBLENDEQUATIONPROC) IRR_OGL_LOAD_EXTENSION("glBlendEquation");
pGlBlendEquationSeparateEXT = (PFNGLBLENDEQUATIONSEPARATEEXTPROC) IRR_OGL_LOAD_EXTENSION("glBlendEquationSeparateEXT");
pGlBlendEquationSeparate = (PFNGLBLENDEQUATIONSEPARATEPROC) IRR_OGL_LOAD_EXTENSION("glBlendEquationSeparate");
pGlBlendFuncSeparateEXT = (PFNGLBLENDFUNCSEPARATEEXTPROC)IRR_OGL_LOAD_EXTENSION("glBlendFuncSeparateEXT");
pGlBlendFuncSeparate = (PFNGLBLENDFUNCSEPARATEPROC)IRR_OGL_LOAD_EXTENSION("glBlendFuncSeparate");
pGlBlendEquationEXT = (PFNGLBLENDEQUATIONEXTPROC)IRR_OGL_LOAD_EXTENSION("glBlendEquationEXT");
pGlBlendEquation = (PFNGLBLENDEQUATIONPROC)IRR_OGL_LOAD_EXTENSION("glBlendEquation");
pGlBlendEquationSeparateEXT = (PFNGLBLENDEQUATIONSEPARATEEXTPROC)IRR_OGL_LOAD_EXTENSION("glBlendEquationSeparateEXT");
pGlBlendEquationSeparate = (PFNGLBLENDEQUATIONSEPARATEPROC)IRR_OGL_LOAD_EXTENSION("glBlendEquationSeparate");
// indexed
pGlEnableIndexedEXT = (PFNGLENABLEINDEXEDEXTPROC) IRR_OGL_LOAD_EXTENSION("glEnableIndexedEXT");
pGlDisableIndexedEXT = (PFNGLDISABLEINDEXEDEXTPROC) IRR_OGL_LOAD_EXTENSION("glDisableIndexedEXT");
pGlColorMaskIndexedEXT = (PFNGLCOLORMASKINDEXEDEXTPROC) IRR_OGL_LOAD_EXTENSION("glColorMaskIndexedEXT");
pGlBlendFuncIndexedAMD = (PFNGLBLENDFUNCINDEXEDAMDPROC) IRR_OGL_LOAD_EXTENSION("glBlendFuncIndexedAMD");
pGlBlendFunciARB = (PFNGLBLENDFUNCIPROC) IRR_OGL_LOAD_EXTENSION("glBlendFunciARB");
pGlBlendFuncSeparateIndexedAMD = (PFNGLBLENDFUNCSEPARATEINDEXEDAMDPROC) IRR_OGL_LOAD_EXTENSION("glBlendFuncSeparateIndexedAMD");
pGlBlendFuncSeparateiARB = (PFNGLBLENDFUNCSEPARATEIPROC) IRR_OGL_LOAD_EXTENSION("glBlendFuncSeparateiARB");
pGlBlendEquationIndexedAMD = (PFNGLBLENDEQUATIONINDEXEDAMDPROC) IRR_OGL_LOAD_EXTENSION("glBlendEquationIndexedAMD");
pGlBlendEquationiARB = (PFNGLBLENDEQUATIONIPROC) IRR_OGL_LOAD_EXTENSION("glBlendEquationiARB");
pGlBlendEquationSeparateIndexedAMD = (PFNGLBLENDEQUATIONSEPARATEINDEXEDAMDPROC) IRR_OGL_LOAD_EXTENSION("glBlendEquationSeparateIndexedAMD");
pGlBlendEquationSeparateiARB = (PFNGLBLENDEQUATIONSEPARATEIPROC) IRR_OGL_LOAD_EXTENSION("glBlendEquationSeparateiARB");
pGlEnableIndexedEXT = (PFNGLENABLEINDEXEDEXTPROC)IRR_OGL_LOAD_EXTENSION("glEnableIndexedEXT");
pGlDisableIndexedEXT = (PFNGLDISABLEINDEXEDEXTPROC)IRR_OGL_LOAD_EXTENSION("glDisableIndexedEXT");
pGlColorMaskIndexedEXT = (PFNGLCOLORMASKINDEXEDEXTPROC)IRR_OGL_LOAD_EXTENSION("glColorMaskIndexedEXT");
pGlBlendFuncIndexedAMD = (PFNGLBLENDFUNCINDEXEDAMDPROC)IRR_OGL_LOAD_EXTENSION("glBlendFuncIndexedAMD");
pGlBlendFunciARB = (PFNGLBLENDFUNCIPROC)IRR_OGL_LOAD_EXTENSION("glBlendFunciARB");
pGlBlendFuncSeparateIndexedAMD = (PFNGLBLENDFUNCSEPARATEINDEXEDAMDPROC)IRR_OGL_LOAD_EXTENSION("glBlendFuncSeparateIndexedAMD");
pGlBlendFuncSeparateiARB = (PFNGLBLENDFUNCSEPARATEIPROC)IRR_OGL_LOAD_EXTENSION("glBlendFuncSeparateiARB");
pGlBlendEquationIndexedAMD = (PFNGLBLENDEQUATIONINDEXEDAMDPROC)IRR_OGL_LOAD_EXTENSION("glBlendEquationIndexedAMD");
pGlBlendEquationiARB = (PFNGLBLENDEQUATIONIPROC)IRR_OGL_LOAD_EXTENSION("glBlendEquationiARB");
pGlBlendEquationSeparateIndexedAMD = (PFNGLBLENDEQUATIONSEPARATEINDEXEDAMDPROC)IRR_OGL_LOAD_EXTENSION("glBlendEquationSeparateIndexedAMD");
pGlBlendEquationSeparateiARB = (PFNGLBLENDEQUATIONSEPARATEIPROC)IRR_OGL_LOAD_EXTENSION("glBlendEquationSeparateiARB");
pGlTextureStorage2D = (PFNGLTEXTURESTORAGE2DPROC) IRR_OGL_LOAD_EXTENSION("glTextureStorage2D");
pGlTextureStorage3D = (PFNGLTEXTURESTORAGE3DPROC) IRR_OGL_LOAD_EXTENSION("glTextureStorage3D");
pGlTextureStorage2D = (PFNGLTEXTURESTORAGE2DPROC)IRR_OGL_LOAD_EXTENSION("glTextureStorage2D");
pGlTextureStorage3D = (PFNGLTEXTURESTORAGE3DPROC)IRR_OGL_LOAD_EXTENSION("glTextureStorage3D");
pGlTextureSubImage2D = (PFNGLTEXTURESUBIMAGE2DPROC)IRR_OGL_LOAD_EXTENSION("glTextureSubImage2D");
pGlGetTextureImage = (PFNGLGETTEXTUREIMAGEPROC)IRR_OGL_LOAD_EXTENSION("glGetTextureImage");
pGlNamedFramebufferTexture = (PFNGLNAMEDFRAMEBUFFERTEXTUREPROC) IRR_OGL_LOAD_EXTENSION("glNamedFramebufferTexture");
pGlTextureParameteri = (PFNGLTEXTUREPARAMETERIPROC) IRR_OGL_LOAD_EXTENSION("glTextureParameteri");
pGlNamedFramebufferTexture = (PFNGLNAMEDFRAMEBUFFERTEXTUREPROC)IRR_OGL_LOAD_EXTENSION("glNamedFramebufferTexture");
pGlTextureParameteri = (PFNGLTEXTUREPARAMETERIPROC)IRR_OGL_LOAD_EXTENSION("glTextureParameteri");
pGlTextureParameterf = (PFNGLTEXTUREPARAMETERFPROC)IRR_OGL_LOAD_EXTENSION("glTextureParameterf");
pGlTextureParameteriv = (PFNGLTEXTUREPARAMETERIVPROC)IRR_OGL_LOAD_EXTENSION("glTextureParameteriv");
pGlTextureParameterfv = (PFNGLTEXTUREPARAMETERFVPROC)IRR_OGL_LOAD_EXTENSION("glTextureParameterfv");
pGlCreateTextures = (PFNGLCREATETEXTURESPROC) IRR_OGL_LOAD_EXTENSION("glCreateTextures");
pGlCreateFramebuffers = (PFNGLCREATEFRAMEBUFFERSPROC) IRR_OGL_LOAD_EXTENSION("glCreateFramebuffers");
pGlBindTextures = (PFNGLBINDTEXTURESPROC) IRR_OGL_LOAD_EXTENSION("glBindTextures");
pGlGenerateTextureMipmap = (PFNGLGENERATETEXTUREMIPMAPPROC) IRR_OGL_LOAD_EXTENSION("glGenerateTextureMipmap");
//==============================
pGlTextureStorage2DEXT = (PFNGLTEXTURESTORAGE2DEXTPROC)IRR_OGL_LOAD_EXTENSION("glTextureStorage2DEXT");
pGlTexStorage2D = (PFNGLTEXSTORAGE2DPROC)IRR_OGL_LOAD_EXTENSION("glTexStorage2D");
pGlTextureStorage3DEXT = (PFNGLTEXTURESTORAGE3DEXTPROC)IRR_OGL_LOAD_EXTENSION("glTextureStorage3DEXT");
pGlTexStorage3D = (PFNGLTEXSTORAGE3DPROC)IRR_OGL_LOAD_EXTENSION("glTexStorage3D");
pGlCreateTextures = (PFNGLCREATETEXTURESPROC)IRR_OGL_LOAD_EXTENSION("glCreateTextures");
pGlCreateFramebuffers = (PFNGLCREATEFRAMEBUFFERSPROC)IRR_OGL_LOAD_EXTENSION("glCreateFramebuffers");
pGlBindTextures = (PFNGLBINDTEXTURESPROC)IRR_OGL_LOAD_EXTENSION("glBindTextures");
pGlGenerateTextureMipmap = (PFNGLGENERATETEXTUREMIPMAPPROC)IRR_OGL_LOAD_EXTENSION("glGenerateTextureMipmap");
//==============================
pGlTextureStorage2DEXT = (PFNGLTEXTURESTORAGE2DEXTPROC)IRR_OGL_LOAD_EXTENSION("glTextureStorage2DEXT");
pGlTexStorage2D = (PFNGLTEXSTORAGE2DPROC)IRR_OGL_LOAD_EXTENSION("glTexStorage2D");
pGlTextureStorage3DEXT = (PFNGLTEXTURESTORAGE3DEXTPROC)IRR_OGL_LOAD_EXTENSION("glTextureStorage3DEXT");
pGlTexStorage3D = (PFNGLTEXSTORAGE3DPROC)IRR_OGL_LOAD_EXTENSION("glTexStorage3D");
pGlTextureSubImage2DEXT = (PFNGLTEXTURESUBIMAGE2DEXTPROC)IRR_OGL_LOAD_EXTENSION("glTextureSubImage2DEXT");
pGlGetTextureImageEXT = (PFNGLGETTEXTUREIMAGEEXTPROC)IRR_OGL_LOAD_EXTENSION("glGetTextureImageEXT");
pGlNamedFramebufferTextureEXT = (PFNGLNAMEDFRAMEBUFFERTEXTUREEXTPROC)IRR_OGL_LOAD_EXTENSION("glNamedFramebufferTextureEXT");
pGlFramebufferTexture = (PFNGLFRAMEBUFFERTEXTUREPROC)IRR_OGL_LOAD_EXTENSION("glFramebufferTexture");
pGlActiveTexture = (PFNGLACTIVETEXTUREPROC)IRR_OGL_LOAD_EXTENSION("glActiveTexture");
pGlGenerateTextureMipmapEXT = (PFNGLGENERATETEXTUREMIPMAPEXTPROC) IRR_OGL_LOAD_EXTENSION("glGenerateTextureMipmapEXT");
pGlNamedFramebufferTextureEXT = (PFNGLNAMEDFRAMEBUFFERTEXTUREEXTPROC)IRR_OGL_LOAD_EXTENSION("glNamedFramebufferTextureEXT");
pGlFramebufferTexture = (PFNGLFRAMEBUFFERTEXTUREPROC)IRR_OGL_LOAD_EXTENSION("glFramebufferTexture");
pGlActiveTexture = (PFNGLACTIVETEXTUREPROC)IRR_OGL_LOAD_EXTENSION("glActiveTexture");
pGlGenerateTextureMipmapEXT = (PFNGLGENERATETEXTUREMIPMAPEXTPROC)IRR_OGL_LOAD_EXTENSION("glGenerateTextureMipmapEXT");
// get vsync extension
#if defined(WGL_EXT_swap_control) && !defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
pWglSwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC) IRR_OGL_LOAD_EXTENSION("wglSwapIntervalEXT");
#endif
#if defined(GLX_SGI_swap_control) && !defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
pGlxSwapIntervalSGI = (PFNGLXSWAPINTERVALSGIPROC)IRR_OGL_LOAD_EXTENSION("glXSwapIntervalSGI");
#endif
#if defined(GLX_EXT_swap_control) && !defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
pGlxSwapIntervalEXT = (PFNGLXSWAPINTERVALEXTPROC)IRR_OGL_LOAD_EXTENSION("glXSwapIntervalEXT");
#endif
#if defined(GLX_MESA_swap_control) && !defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
pGlxSwapIntervalMESA = (PFNGLXSWAPINTERVALMESAPROC)IRR_OGL_LOAD_EXTENSION("glXSwapIntervalMESA");
#endif
// get vsync extension
#if defined(WGL_EXT_swap_control) && !defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
pWglSwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC)IRR_OGL_LOAD_EXTENSION("wglSwapIntervalEXT");
#endif
#if defined(GLX_SGI_swap_control) && !defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
pGlxSwapIntervalSGI = (PFNGLXSWAPINTERVALSGIPROC)IRR_OGL_LOAD_EXTENSION("glXSwapIntervalSGI");
#endif
#if defined(GLX_EXT_swap_control) && !defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
pGlxSwapIntervalEXT = (PFNGLXSWAPINTERVALEXTPROC)IRR_OGL_LOAD_EXTENSION("glXSwapIntervalEXT");
#endif
#if defined(GLX_MESA_swap_control) && !defined(_IRR_COMPILE_WITH_SDL_DEVICE_)
pGlxSwapIntervalMESA = (PFNGLXSWAPINTERVALMESAPROC)IRR_OGL_LOAD_EXTENSION("glXSwapIntervalMESA");
#endif
GLint num=0;
GLint num = 0;
// set some properties
#if defined(GL_ARB_multitexture) || defined(GL_VERSION_1_3)
if (Version>102 || FeatureAvailable[IRR_ARB_multitexture])
{
if (Version > 102 || FeatureAvailable[IRR_ARB_multitexture]) {
#if defined(GL_MAX_TEXTURE_UNITS)
glGetIntegerv(GL_MAX_TEXTURE_UNITS, &num);
#elif defined(GL_MAX_TEXTURE_UNITS_ARB)
glGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &num);
#endif
Feature.MaxTextureUnits=static_cast<u8>(num); // MULTITEXTURING (fixed function pipeline texture units)
Feature.MaxTextureUnits = static_cast<u8>(num); // MULTITEXTURING (fixed function pipeline texture units)
}
#endif
#if defined(GL_ARB_vertex_shader) || defined(GL_VERSION_2_0)
if (Version>=200 || FeatureAvailable[IRR_ARB_vertex_shader])
{
num=0;
if (Version >= 200 || FeatureAvailable[IRR_ARB_vertex_shader]) {
num = 0;
#if defined(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS)
glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, &num);
#elif defined(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB)
glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB, &num);
#endif
Feature.MaxTextureUnits =core::max_(Feature.MaxTextureUnits,static_cast<u8>(num));
Feature.MaxTextureUnits = core::max_(Feature.MaxTextureUnits, static_cast<u8>(num));
}
#endif
glGetIntegerv(GL_MAX_LIGHTS, &num);
MaxLights=static_cast<u8>(num);
MaxLights = static_cast<u8>(num);
#ifdef GL_EXT_texture_filter_anisotropic
if (FeatureAvailable[IRR_EXT_texture_filter_anisotropic])
{
if (FeatureAvailable[IRR_EXT_texture_filter_anisotropic]) {
glGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &num);
MaxAnisotropy=static_cast<u8>(num);
MaxAnisotropy = static_cast<u8>(num);
}
#endif
#ifdef GL_VERSION_1_2
if (Version>101)
{
if (Version > 101) {
glGetIntegerv(GL_MAX_ELEMENTS_INDICES, &num);
MaxIndices=num;
MaxIndices = num;
}
#endif
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &num);
MaxTextureSize=static_cast<u32>(num);
if (queryFeature(EVDF_GEOMETRY_SHADER))
{
MaxTextureSize = static_cast<u32>(num);
if (queryFeature(EVDF_GEOMETRY_SHADER)) {
#if defined(GL_ARB_geometry_shader4) || defined(GL_EXT_geometry_shader4) || defined(GL_NV_geometry_shader4)
glGetIntegerv(GL_MAX_GEOMETRY_OUTPUT_VERTICES_EXT, &num);
MaxGeometryVerticesOut=static_cast<u32>(num);
MaxGeometryVerticesOut = static_cast<u32>(num);
#elif defined(GL_NV_geometry_program4)
extGlGetProgramiv(GEOMETRY_PROGRAM_NV, GL_MAX_PROGRAM_OUTPUT_VERTICES_NV, &num);
MaxGeometryVerticesOut=static_cast<u32>(num);
MaxGeometryVerticesOut = static_cast<u32>(num);
#endif
}
#ifdef GL_EXT_texture_lod_bias
@ -440,12 +429,11 @@ void COpenGLExtensionHandler::initExtensions(video::IContextManager *cmgr, bool
glGetFloatv(GL_MAX_TEXTURE_LOD_BIAS_EXT, &MaxTextureLODBias);
#endif
glGetIntegerv(GL_MAX_CLIP_PLANES, &num);
MaxUserClipPlanes=static_cast<u8>(num);
MaxUserClipPlanes = static_cast<u8>(num);
glGetIntegerv(GL_AUX_BUFFERS, &num);
MaxAuxBuffers=static_cast<u8>(num);
MaxAuxBuffers = static_cast<u8>(num);
#ifdef GL_ARB_draw_buffers
if (FeatureAvailable[IRR_ARB_draw_buffers])
{
if (FeatureAvailable[IRR_ARB_draw_buffers]) {
glGetIntegerv(GL_MAX_DRAW_BUFFERS_ARB, &num);
Feature.MultipleRenderTarget = static_cast<u8>(num);
}
@ -454,15 +442,13 @@ void COpenGLExtensionHandler::initExtensions(video::IContextManager *cmgr, bool
#ifdef GL_ARB_draw_buffers
else
#endif
if (FeatureAvailable[IRR_ATI_draw_buffers])
{
if (FeatureAvailable[IRR_ATI_draw_buffers]) {
glGetIntegerv(GL_MAX_DRAW_BUFFERS_ATI, &num);
Feature.MultipleRenderTarget = static_cast<u8>(num);
}
#endif
#ifdef GL_ARB_framebuffer_object
if (FeatureAvailable[IRR_ARB_framebuffer_object])
{
if (FeatureAvailable[IRR_ARB_framebuffer_object]) {
glGetIntegerv(GL_MAX_COLOR_ATTACHMENTS, &num);
Feature.ColorAttachment = static_cast<u8>(num);
}
@ -471,71 +457,61 @@ void COpenGLExtensionHandler::initExtensions(video::IContextManager *cmgr, bool
#ifdef GL_ARB_framebuffer_object
else
#endif
if (FeatureAvailable[IRR_EXT_framebuffer_object])
{
glGetIntegerv(GL_MAX_COLOR_ATTACHMENTS_EXT, &num);
Feature.ColorAttachment = static_cast<u8>(num);
}
if (FeatureAvailable[IRR_EXT_framebuffer_object]) {
glGetIntegerv(GL_MAX_COLOR_ATTACHMENTS_EXT, &num);
Feature.ColorAttachment = static_cast<u8>(num);
}
#endif
glGetFloatv(GL_ALIASED_LINE_WIDTH_RANGE, DimAliasedLine);
glGetFloatv(GL_ALIASED_POINT_SIZE_RANGE, DimAliasedPoint);
glGetFloatv(GL_SMOOTH_LINE_WIDTH_RANGE, DimSmoothedLine);
glGetFloatv(GL_SMOOTH_POINT_SIZE_RANGE, DimSmoothedPoint);
#if defined(GL_ARB_shading_language_100) || defined (GL_VERSION_2_0)
if (FeatureAvailable[IRR_ARB_shading_language_100] || Version>=200)
{
#if defined(GL_ARB_shading_language_100) || defined(GL_VERSION_2_0)
if (FeatureAvailable[IRR_ARB_shading_language_100] || Version >= 200) {
glGetError(); // clean error buffer
#ifdef GL_SHADING_LANGUAGE_VERSION
const GLubyte* shaderVersion = glGetString(GL_SHADING_LANGUAGE_VERSION);
const GLubyte *shaderVersion = glGetString(GL_SHADING_LANGUAGE_VERSION);
#else
const GLubyte* shaderVersion = glGetString(GL_SHADING_LANGUAGE_VERSION_ARB);
const GLubyte *shaderVersion = glGetString(GL_SHADING_LANGUAGE_VERSION_ARB);
#endif
if (glGetError() == GL_INVALID_ENUM)
ShaderLanguageVersion = 100;
else
{
const f32 sl_ver = core::fast_atof(reinterpret_cast<const c8*>(shaderVersion));
ShaderLanguageVersion = static_cast<u16>(core::floor32(sl_ver)*100+core::round32(core::fract(sl_ver)*10.0f));
else {
const f32 sl_ver = core::fast_atof(reinterpret_cast<const c8 *>(shaderVersion));
ShaderLanguageVersion = static_cast<u16>(core::floor32(sl_ver) * 100 + core::round32(core::fract(sl_ver) * 10.0f));
}
}
#endif
if (!pGlActiveTextureARB || !pGlClientActiveTextureARB)
{
if (!pGlActiveTextureARB || !pGlClientActiveTextureARB) {
Feature.MaxTextureUnits = 1;
os::Printer::log("Failed to load OpenGL's multitexture extension, proceeding without.", ELL_WARNING);
}
else
Feature.MaxTextureUnits = core::min_(Feature.MaxTextureUnits, static_cast<u8>(MATERIAL_MAX_TEXTURES));
} else
Feature.MaxTextureUnits = core::min_(Feature.MaxTextureUnits, static_cast<u8>(MATERIAL_MAX_TEXTURES));
#ifdef GL_ARB_occlusion_query
if (FeatureAvailable[IRR_ARB_occlusion_query])
{
extGlGetQueryiv(GL_SAMPLES_PASSED_ARB,GL_QUERY_COUNTER_BITS_ARB,
&num);
OcclusionQuerySupport=(num>0);
}
else
if (FeatureAvailable[IRR_ARB_occlusion_query]) {
extGlGetQueryiv(GL_SAMPLES_PASSED_ARB, GL_QUERY_COUNTER_BITS_ARB,
&num);
OcclusionQuerySupport = (num > 0);
} else
#endif
#ifdef GL_NV_occlusion_query
if (FeatureAvailable[IRR_NV_occlusion_query])
{
if (FeatureAvailable[IRR_NV_occlusion_query]) {
glGetIntegerv(GL_PIXEL_COUNTER_BITS_NV, &num);
OcclusionQuerySupport=(num>0);
}
else
OcclusionQuerySupport = (num > 0);
} else
#endif
OcclusionQuerySupport=false;
OcclusionQuerySupport = false;
Feature.BlendOperation = (Version >= 104) ||
FeatureAvailable[IRR_EXT_blend_minmax] ||
FeatureAvailable[IRR_EXT_blend_subtract] ||
FeatureAvailable[IRR_EXT_blend_logic_op];
Feature.BlendOperation = (Version >= 104) ||
FeatureAvailable[IRR_EXT_blend_minmax] ||
FeatureAvailable[IRR_EXT_blend_subtract] ||
FeatureAvailable[IRR_EXT_blend_logic_op];
#ifdef _DEBUG
if (FeatureAvailable[IRR_NVX_gpu_memory_info])
{
if (FeatureAvailable[IRR_NVX_gpu_memory_info]) {
// undocumented flags, so use the RAW values
GLint val;
glGetIntegerv(0x9047, &val);
@ -546,8 +522,7 @@ void COpenGLExtensionHandler::initExtensions(video::IContextManager *cmgr, bool
os::Printer::log("Available video memory (kB)", core::stringc(val));
}
#ifdef GL_ATI_meminfo
if (FeatureAvailable[IRR_ATI_meminfo])
{
if (FeatureAvailable[IRR_ATI_meminfo]) {
GLint val[4];
glGetIntegerv(GL_TEXTURE_FREE_MEMORY_ATI, val);
os::Printer::log("Free texture memory (kB)", core::stringc(val[0]));
@ -564,15 +539,14 @@ void COpenGLExtensionHandler::initExtensions(video::IContextManager *cmgr, bool
#endif
}
const COpenGLCoreFeature& COpenGLExtensionHandler::getFeature() const
const COpenGLCoreFeature &COpenGLExtensionHandler::getFeature() const
{
return Feature;
}
bool COpenGLExtensionHandler::queryFeature(E_VIDEO_DRIVER_FEATURE feature) const
{
switch (feature)
{
switch (feature) {
case EVDF_RENDER_TO_TARGET:
return true;
case EVDF_HARDWARE_TL:
@ -597,7 +571,7 @@ bool COpenGLExtensionHandler::queryFeature(E_VIDEO_DRIVER_FEATURE feature) const
case EVDF_PIXEL_SHADER_2_0:
case EVDF_VERTEX_SHADER_2_0:
case EVDF_ARB_GLSL:
return (FeatureAvailable[IRR_ARB_shading_language_100]||Version>=200);
return (FeatureAvailable[IRR_ARB_shading_language_100] || Version >= 200);
case EVDF_TEXTURE_NSQUARE:
return true; // non-square is always supported
case EVDF_TEXTURE_NPOT:
@ -627,11 +601,11 @@ bool COpenGLExtensionHandler::queryFeature(E_VIDEO_DRIVER_FEATURE feature) const
return FeatureAvailable[IRR_ARB_occlusion_query] && OcclusionQuerySupport;
case EVDF_POLYGON_OFFSET:
// both features supported with OpenGL 1.1
return Version>=101;
return Version >= 101;
case EVDF_BLEND_OPERATIONS:
return Feature.BlendOperation;
case EVDF_BLEND_SEPARATE:
return (Version>=104) || FeatureAvailable[IRR_EXT_blend_func_separate];
return (Version >= 104) || FeatureAvailable[IRR_EXT_blend_func_separate];
case EVDF_TEXTURE_MATRIX:
return true;
case EVDF_TEXTURE_CUBEMAP:
@ -646,7 +620,6 @@ bool COpenGLExtensionHandler::queryFeature(E_VIDEO_DRIVER_FEATURE feature) const
};
}
}
}