OpenSceneGraph  3.0.1
Namespaces | Macros | Functions
GLExtensions File Reference
#include <osg/Export>
#include <stdlib.h>
#include <string.h>
#include <string>

Namespaces

namespace  osg
 The core osg library provides the basic scene graph classes such as Nodes, State and Drawables, and maths and general helper classes.
 

Macros

#define OSG_GLEXTENSIONS   1
 

Functions

OSG_EXPORT float osg::getGLVersionNumber ()
 Return floating-point OpenGL version number. More...
 
OSG_EXPORT bool osg::isExtensionInExtensionString (const char *extension, const char *extensionString)
 Return true if "extension" is contained in "extensionString". More...
 
OSG_EXPORT bool osg::isGLExtensionSupported (unsigned int contextID, const char *extension)
 Return true if OpenGL "extension" is supported. More...
 
OSG_EXPORT bool osg::isGLExtensionOrVersionSupported (unsigned int contextID, const char *extension, float requiredGlVersion)
 Return true if OpenGL "extension" or minimum OpenGL version number is supported. More...
 
OSG_EXPORT void * osg::getGLExtensionFuncPtr (const char *funcName)
 Return the address of the specified OpenGL function. More...
 
OSG_EXPORT void osg::setGLExtensionDisableString (const std::string &disableString)
 Set a list of extensions to disable for different OpenGL renderers. More...
 
OSG_EXPORT std::string & osg::getGLExtensionDisableString ()
 Get the list of extensions that are disabled for various OpenGL renderers. More...
 
void * osg::getGLExtensionFuncPtr (const char *funcName, const char *fallbackFuncName)
 Return the address of the specified OpenGL function. More...
 
void * osg::getGLExtensionFuncPtr (const char *funcName1, const char *funcName2, const char *funcName3)
 Return the address of the specified OpenGL function. More...
 
template<typename T , typename R >
osg::convertPointerType (R src)
 
template<typename T >
bool osg::setGLExtensionFuncPtr (T &t, const char *str1)
 
template<typename T >
bool osg::setGLExtensionFuncPtr (T &t, const char *str1, const char *str2)
 
template<typename T >
bool osg::setGLExtensionFuncPtr (T &t, const char *str1, const char *str2, const char *str3)
 

Macro Definition Documentation

#define OSG_GLEXTENSIONS   1

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