OpenGL Headline News
Oct 12, 2004
This tutorial describes two techniques to outline 3D objects using the OpenGL API. The first involves the use of Polygon Offsets, and the second involves the use of the Stencil Buffer. Outlining objects on the screen can be used in CAD system to show that an object is currently selected or to improve the display of densely triangulated objects where an outline mode can be a way of portraying the shape of an object to a user without overcomplicated wireframe rendering.