pickray
List of: Glossary Items
Subjects: Picking
Contents: Glossary

A pickray is a composite Scheme object consisting of a position and a gvector. In the process of picking an entity, a ray is fired from the specified position along the specified vector. When the ray intersects an entity, that entity is picked.
PDF/GLOSSARY/01GLOSS.PDF
HTM/DATA/ACIS/GLOSSARY/01GLOSS/0263.HTM