NAME
	SetCollision -- Set a pointer to a user collision routine.

   SYNOPSIS
	SetCollision(num, routine, GInfo)
	             D0   A0       A1

	void SetCollision( ULONG, VOID (*)(), struct  GelsInfo *);

   FUNCTION
	Sets a specified entry (num) in the user's collision vectors table
	equal to the address of the specified collision routine.

   INPUTS
	num     = collision vector number
	routine = pointer to the user's collision routine
	GInfo   = pointer to a  GelsInfo structure

   RESULT

   BUGS
 
   SEE ALSO
	 InitGels()   sc:include/graphics/gels.h   sc:include/graphics/rastport.h