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GPU raycasting tutorial using the OpenGL API

Category: DevelopersComments

Jan 31, 2007

GPU raycasting is a technique that can be used to render volumetric effects in real time. GPU raycasting is well suited for modern graphics cards, different optimizations and visual enhancements are easy to implement. This tutorial explains how to implement a simple GPU raycaster using the OpenGL API with vertex-fragment shaders and Nvidia’s CG. Includes demo with source.

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