OpenGL 4 Shading Language Cookbook - Third Edition

See also...

• The chapter07/sceneshadewire.cpp file in the example code.
• This technique was originally published in an NVIDIA whitepaper in 2007 (Solid Wireframe, NVIDIA Whitepaper WP-03014-001_v01 available at developer.nvidia.com). The white paper was listed as a Direct3D example, but of course our implementation here is provided in OpenGL.
• The Creating shadows using shadow volumes and the geometry shader recipe in Chapter 8, Shadows.