NAME
	  DtShapeIsValid - Get the state of the	valid bits for the
	  given	shape object.


     SYNOPSIS
	  #include <Dt.h>


	  int  DtShapeIsValid( int shapeID, int	valid_bit )


     DESCRIPTION
	  DtShapeIsValid() returns 1 if	none of	the attributes of a
	  shape	indicated by shapeID have changed for the current
	  frame, otherwise it returns 0.  The parameter	is used	to
	  check	any or all attributes of the shape.  The following
	  attributes can be checked:


	  DT_SHAPE - check all shape attributes

	  DT_SHAPE_MATRIX - check only the matrix attributes

	  DT_SHAPE_VISIBLE - check only	the visibility attributes

	  DT_SHAPE_VERTICIES - check only the vertex attributes

	  DT_SHAPE_NORMALS - check only	the normal attributes

	  DT_SHAPE_TEXTURE_VERTICIES - check only the texture vertex
	       attributes


     FILES
	  Link with -lDtOMio