Alex Holkner wrote: > The graphics module, like OpenGL, allows colors to be set with any > data type (0-1, 0-255, 0-65536, etc, ..). Internally, all current > video drivers use the 0-255 range. Note that one can render floating point values to an off-screen framebuffer (FBO). This can be useful for multi-pass algorithms or GPGPU. See, for example, http://www.mathematik.uni-dortmund.de/~goeddeke/gpgpu/tutorial.html
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