It starts off with the 2D texture approach and explains the issues if we use it, and ends with the 3D texture technique. This article demonstrates texture based rendering. There are different types of volume rendering techniques like Raycasting and texture based rendering. This will give a step by step explanation of the basic concepts of volume rendering techniques. This article is my effort to fill that gap. The reason is that for volume rendering, you get a lot of theories to read but nothing related to a working code explaining why. I started learning OpenGL, but learning volume rendering was difficult. I was a Win32 application developer and one fine day, I was asked to work in a volume rendering project. Download VolumeRendering_vs2010_bin.zip - 128.6 KB.
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