NAME
cgGLGetTextureEnum - get the OpenGL enumerant for the texture unit associated with a parameter
SYNOPSIS
#include <Cg/cgGL.h> GLenum cgGLGetTextureEnum( CGparameter param );PARAMETERS
- param
The texture parameter for which the OpenGL texture unit enumerant will be retrieved.
RETURN VALUES
Returns a GLenum of the form GL_TEXTURE#_ARB.
Returns GL_INVALID_OPERATION if an error occurs.
DESCRIPTION
cgGLGetTextureEnum returns the OpenGL enumerant for the texture unit assigned to param. The enumerant has the form GL_TEXTURE#_ARB where # is the texture unit number.
EXAMPLES
to-be-written
ERRORS
CG_INVALID_PARAM_HANDLE_ERROR is generated if param is not a valid parameter.
CG_INVALID_PARAMETER_ERROR is generated if param is not a texture parameter or if the operation fails for any other reason.
HISTORY
cgGLGetTextureEnum was introduced in Cg 1.1.
SEE ALSO