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cgGetErrorHandler

NAME

cgGetErrorHandler - get the error handler callback function

SYNOPSIS

  #include <Cg/cg.h>

  typedef void (*CGerrorHandlerFunc)( CGcontext context,

                                      CGerror error,

                                      void * appdata );

  CGerrorHandlerFunc cgGetErrorHandler( void ** appdataptr );

PARAMETERS

appdataptr

A pointer for an application provided data pointer.

RETURN VALUES

Returns the current error handler callback function.

Returns NULL if no callback function is set.

If appdataptr is not NULL then the current appdata pointer will be copied into the location pointed to by appdataptr.

DESCRIPTION

cgGetErrorHandler returns the current error handler callback function and application provided data pointer.

EXAMPLES

  void * appdata = NULL;

  CGerrorHandlerFunc errorHandler = cgGetErrorHandler( &appdata );

ERRORS

None.

HISTORY

cgGetErrorHandler was introduced in Cg 1.4.

SEE ALSO

the cgSetErrorHandler manpage