code: private static final void fill(Shape shape, PointCallback callback) {
      	Triangulator tris = shape.getTriangles();
  
          GL.glBegin(SGL.GL_TRIANGLES);
          for (int i=0;i<tris.getTriangleCount();i++) {
          	for (int p=0;p<3;p++) {
          		float[] pt = tris.getTrianglePoint(i, p);
          		float[] np = callback.preRenderPoint(shape, pt[0],pt[1]);
          		
          		if (np == null) {
          			GL.glVertex2f(pt[0],pt[1]);
          		} else {
          			GL.glVertex2f(np[0],np[1]);
          		}
          	}
          }
          GL.glEnd();
      }
docs: Draw the the given shape filled in.  Only the vertices are set.
  The colour has to be set independently of this method.
  
  @param shape The shape to fill.
  @param callback The callback that will be invoked for each shape point