NAME
DtMtlGetLightSource - Get the light source type for the given
material.
SYNOPSIS
#include <Dt.h>
int DtMtlGetLightSource( char *name, int *index, int *type )
DESCRIPTION
DtMtlGetLightSource() returns the state of the material being
a light source.
DIAGNOSTICS
DtMtlGetLightSource() returns one on success and zero on
failure.
FILES
Link with -lDtOMio