gluQuadricCallback
NAME
gluQuadricCallback -- define a callback for a quadrics object
C SPECIFICATION
void gluQuadricCallback(GLUquadricObj *qobj,
GLenum which,
void (*fn)() )
PARAMETERS
- qobj
-
Specifies the quadrics object (created with
gluNewQuadric)
- which
-
Specifies the callback being defined. The only valid value is
GLU_ERROR.
- fn
-
Specifies the function to be called.
DESCRIPTION
gluQuadricCallback is used to define a new callback to be used by a
quadrics object. If the specified callback is already defined, then it is
replaced. If fn is NULL, then any existing callback is erased.
The one legal callback is GLU_ERROR:
- GLU_ERROR
-
The function is called when an error is encountered. Its single argument is
of type GLenum, and it indicates the specific error that occurred.
Character strings describing these errors can be retrieved with the
gluErrorString call.
SEE ALSO
gluErrorString,
gluNewQuadric
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© 1995 Uwe Behrens All rights reserved