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Cycles / SunSky:

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* Use already calculated theta^2 for theta^3 calculation.
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Thomas Dinges 2013-03-27 19:44:25 +00:00
parent c766b0792a
commit 535253cad0
2 changed files with 2 additions and 2 deletions
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2
intern/cycles/kernel/shaders/node_sky_texture.osl
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@ -107,7 +107,7 @@ void precompute_sunsky(vector dir, float turbidity, output KernelSunSky sunsky)
sunsky.dir = dir;
float theta2 = theta * theta;
float theta3 = theta * theta * theta;
float theta3 = theta2 * theta;
float T = turbidity;
float T2 = T * T;

2
intern/cycles/render/nodes.cpp
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@ -393,7 +393,7 @@ static void sky_texture_precompute(KernelSunSky *ksunsky, float3 dir, float turb
ksunsky->phi = phi;
float theta2 = theta*theta;
float theta3 = theta*theta*theta;
float theta3 = theta2*theta;
float T = turbidity;
float T2 = T * T;