* @see #gluTessNormal gluTessNormal
* @see #gluTessEndPolygon gluTessEndPolygon
****************************************************************************/
public void gluTessVertex(GLUtessellator tessellator, double[] coords, int coords_offset, Object data) {
GLUtessellatorImpl tess = (GLUtessellatorImpl) tessellator;
tess.gluTessVertex(coords, coords_offset, data);
}
/*****************************************************************************
* <b>gluTessBeginPolygon</b> and
* {@link #gluTessEndPolygon gluTessEndPolygon} delimit