CORDONNIER, E.BOUVILLE, C.DUBOIS, J.L.MARCHAL, I.C.E. Vandoni2015-09-292015-09-2919851017-4656https://doi.org/10.2312/eg.1985101330-picture synthesis systems used for instance in the audiovisual field or networked services require the implementation of easy-to-use aids to composition. This particular composition software realizes the sizing and locating of even complex CSG objects in a simple and direct manner. The Ray-casting method is used for display and designation.10.2312/eg.19851013