quadriccallback.html

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<HTML><BODY><PRE>     <STRONG>NAME</STRONG>	  <STRONG>gluQuadricCallback</STRONG> - define a	callback for a quadrics	object     <STRONG>C</STRONG> <STRONG>SPECIFICATION</STRONG>	  void <STRONG>gluQuadricCallback</STRONG>( GLUquadric* <EM>quad</EM>,				   GLenum <EM>which</EM>,				   GLvoid (*<EM>CallBackFunc</EM>)( )     <STRONG>PARAMETERS</STRONG>	  <EM>quad</EM>		Specifies the quadrics object (created with			<STRONG>gluNewQuadric</STRONG>).	  <EM>which</EM>		Specifies the callback being defined.  The			only valid value is <STRONG>GLU_ERROR</STRONG>.	  <EM>CallBackFunc</EM>	Specifies the function to be called.     <STRONG>DESCRIPTION</STRONG>	  <STRONG>gluQuadricCallback</STRONG> 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 <EM>CallBackFunc</EM>	is	  NULL,	then any existing callback is erased.	  The one legal	callback is <STRONG>GLU_ERROR</STRONG>:	  <STRONG>GLU_ERROR</STRONG>	 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			 <STRONG>gluErrorString</STRONG>	call.     <STRONG>SEE</STRONG> <STRONG>ALSO</STRONG>	  <STRONG>gluErrorString</STRONG>, <STRONG>gluNewQuadric</STRONG></PRE></BODY></HTML>

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