ri = getSource().createRendering(new RenderContext(srcAt, r, rh));
if (ri == null)
return null;
CachableRed cr;
cr = new RenderedImageCachableRed(ri);
Shape devShape = srcAt.createTransformedShape(aoi.getBounds2D());
r = devShape.getBounds2D();
r = new Rectangle2D.Double(r.getX()-radX,
r.getY()-radY,