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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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53
include/osg/Point
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@@ -87,59 +87,6 @@ class OSG_EXPORT Point : public StateAttribute
virtual void apply(State& state) const;
/** Encapsulates queries of extension availability, obtains extension
* function pointers, and provides convenience wrappers for
* calling extension 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 setPointParametersSupported(bool flag) { _isPointParametersSupported=flag; }
bool isPointParametersSupported() const { return _isPointParametersSupported; }
void setPointSpriteCoordOriginSupported(bool flag) { _isPointSpriteCoordOriginSupported=flag; }
bool isPointSpriteCoordOriginSupported() const { return _isPointSpriteCoordOriginSupported; }
void glPointParameteri(GLenum pname, GLint param) const;
void glPointParameterf(GLenum pname, GLfloat param) const;
void glPointParameterfv(GLenum pname, const GLfloat *params) const;
protected:
~Extensions() {}
bool _isPointParametersSupported;
bool _isPointSpriteCoordOriginSupported;
typedef void (GL_APIENTRY * GLPointParameteriProc) (GLenum pname, GLint param);
typedef void (GL_APIENTRY * GLPointParameterfProc) (GLenum pname, GLfloat param);
typedef void (GL_APIENTRY * GLPointParameterfvProc) (GLenum pname, const GLfloat *params);
GLPointParameteriProc _glPointParameteri;
GLPointParameterfProc _glPointParameterf;
GLPointParameterfvProc _glPointParameterfv;
};
/** Returns the Extensions object for the given context.
* If createIfNotInitalized is true and the Extensions object doesn't
* exist, getExtensions() creates it on the given context.
* Returns NULL if createIfNotInitalized is false and the Extensions
* object doesn't exist. */
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 ~Point();