September 2018
Intermediate to advanced
472 pages
15h 36m
English
Content preview from OpenGL 4 Shading Language Cookbook - Third Edition
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This example is fairly straightforward and is intended as a gentle introduction to geometry shaders. We could expand on this by allowing the quad to rotate or to be oriented in different directions. We could also use the texture to discard fragments (in the fragment shader) in order to create point sprites of arbitrary shapes. The power of the geometry shader opens up plenty of possibilities!
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