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tobspr/Cutoff.glsl

Created June 27, 2014 13:17
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Cutoff.glsl
// Cut light transition starting at 80%. Otherwise it's exponential and never gets really 0
float cutoff = light.radius * 0.8;
float cutoffFactor = 0.25;
attenuation *= 1.0 - smoothstep(0.0, 1.0, ((distanceToLight / cutoff) - 1.0) * 4.0 );
attenuation = max(0.0, attenuation);
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