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Moved local Extensions structs into GL2Extensions

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git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14584 16af8721-9629-0410-8352-f15c8da7e697
This commit is contained in:
Robert Osfield
2014-12-09 14:57:25 +00:00
parent 3f1e77d479
commit e31f682451
15 changed files with 110 additions and 518 deletions
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49
include/osg/Multisample
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@@ -92,55 +92,6 @@ class OSG_EXPORT Multisample : public StateAttribute
virtual void apply(State& state) const;
/** Extensions class which encapsulates the querying of extensions and
* associated function pointers, and provide convenience wrappers to
* check for the extensions or use the associated functions.*/
class OSG_EXPORT Extensions : public osg::Referenced
{
public:
Extensions(unsigned int contextID);
Extensions(const Extensions& rhs);
void lowestCommonDenominator(const Extensions& rhs);
void setupGLExtensions(unsigned int contextID);
void setMultisampleSupported(bool flag) { _isMultisampleSupported=flag; }
void setMultisampleFilterHintSupported(bool flag) { _isMultisampleFilterHintSupported=flag; }
bool isMultisampleSupported() const { return _isMultisampleSupported; }
bool isMultisampleFilterHintSupported() const { return _isMultisampleFilterHintSupported; }
void glSampleCoverage(GLclampf value, GLboolean invert) const;
protected:
~Extensions() {}
bool _isMultisampleSupported;
bool _isMultisampleFilterHintSupported;
typedef void (GL_APIENTRY * GLSampleCoverageProc) (GLclampf value, GLboolean invert);
GLSampleCoverageProc _glSampleCoverage;
};
/** Function to call to get the extension of a specified context.
* If the Extension object for that context has not yet been created
* and the 'createIfNotInitalized' flag been set to false then returns NULL.
* If 'createIfNotInitalized' is true then the Extensions object is
* automatically created. However, in this case the extension object will
* only be created with the graphics context associated with ContextID..*/
static Extensions* getExtensions(unsigned int contextID,bool createIfNotInitalized);
/** setExtensions allows users to override the extensions across graphics contexts.
* Typically used when you have different extensions supported across graphics pipes
* but need to ensure that they all use the same low common denominator extensions.*/
static void setExtensions(unsigned int contextID,Extensions* extensions);
protected :
virtual ~Multisample();