The book also includes numerous ideas for extending the basic radiosity program, such as adaptive meshing and texture mapping. Perhaps best of all are the extensive references, including over 200 bibliographical entries. It's what lets the Enterprise fly through a star field and makes dinosaur clones rattle around a kitchen. The program combines these images using alpha blending, which uses a separate alpha-channel image to control the proportion of background versus cutout in the combined image. There are provisions for animating each of these effects.
Photo is organized in three major sections, plus appendices.
Again, the files and classes to implement these are presented. The final section, Applications, has two demonstration scenes for the book's application program, though the data files and images for the demonstrations arent included. Wittenburg tries to cover so much territory that none of it has much depth. The morphing technique Wittenburg describes may be morphing in a strict technical sense, but it isn't the effect that most of us associate with the word. The program compiled under BC 4.51 with only a few warnings.