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blending

26. OpenGL Vertex Alphas

OpenGL Vertex Alpha Tutorial PreviewAlpha values, just like colours, can be assigned on a per-vertex basis. This allows for varying levels of transparency across objects.

9. OpenGL Blending (Version 2.0)

OpenGL Blending Tutorial PreviewColours can be mixed and matched in OpenGL, just like in real life. Here you will learn how to blend shapes using OpenGL, allowing you to overlay shapes on top of each other to get the most realism you can.