A clipping path is simply a shape or outline, that is used in conjunction with the other graphics. Everything inside the path is visible, and everything outside the path is invisible. The path is inherently vector, but can potentially be used to mask both vector and bitmap data. The main usage of clipping paths is in PostScript files.

Compositing calculations

While some transparency specifications are vague, others may give mathematical details of how two colors are to be composited. This gives a fairly simple example of how

1.Previous
3.Next