July 30th, 2009 | 
Author: 
Posted in OpenGL, Programming | 
Tags: android, camera, direct3d, larrabee, matrice, OpenGL, perspective, programmation, projection | 
1 Comment »
Posted in Infamous Lab |
Tags: Atahualpa, fluidmark, furmark, GeeXLab, GPU Caps Viewer |
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Here is a GLSL code snippet to convert the exponential depth to a linear value:
float f=1000.0;
float n = 0.1;
float z = (2 * n) / (f + n - texture2D( texture0, texCoord ).x * (f - n));
where:
- f = camera far plane
- n = camera near plane
- texture0 = depth map.
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