1. A method for a computer system comprises: receiving a geometric description of an object to be rendered in a first image and a second image; and performing a plurality of rendering operations for the object for the first image and for the second image, wherein the plurality of rendering operations includes a first plurality of rendering operations and at least a second rendering operation, wherein the second rendering operation for the object for the first image and the second rendering operation for the object for the second image are substantially similar, wherein the first plurality of rendering operations is performed for the object for the first image, wherein the first plurality of rendering operations is performed for the object for the second image, and wherein the second rendering operation is performed once for the object for both the first image and for the second image.