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Cycles / Filter functions:

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* Avoid some variable castings here to save some calculations.
This commit is contained in:
Thomas Dinges
2013-05-09 14:37:32 +00:00
parent 13bcf0c104
commit 602a7f77c6
1 changed files with 3 additions and 3 deletions
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6
intern/cycles/render/film.cpp
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@@ -178,13 +178,13 @@ bool Pass::contains(const vector<Pass>& passes, PassType type)
static float filter_func_box(float v, float width) static float filter_func_box(float v, float width)
{ {
return (float)1; return 1.0f;
} }
static float filter_func_gaussian(float v, float width) static float filter_func_gaussian(float v, float width)
{ {
v *= (float)2/width; v *= 2.0f/width;
return (float)expf((float)-2*v*v); return expf(-2.0f*v*v);
} }
static vector<float> filter_table(FilterType type, float width) static vector<float> filter_table(FilterType type, float width)