Searched refs:_c (Results 1 – 2 of 2) sorted by relevance
| /CTR-SDK-4.2.7-SampleDemos/gx/DMPGL/Common/ |
| D | Util.cpp | 160 float gaussian(float _c, float m) in gaussian() argument
162 GLfloat a = acos(_c) ; in gaussian()
166 float beckmann(float _c, float m) in beckmann() argument
169 if (!_c) in beckmann()
171 tan2 = (_c * _c - 1.f) / (_c * _c) ; in beckmann()
175 float beckmann2(float _c, float m) in beckmann2() argument
177 if (!_c) in beckmann2()
180 GLfloat cos2 = _c * _c; in beckmann2()
185 float r_fresnel(float _c, float _m, float _r0, float _r1 ) in r_fresnel() argument
188 return _r1 + (_r0 - _r1) * pow(1.f - _c, _m) ; in r_fresnel()
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| D | Util.h | 21 float gaussian(float _c, float m);
22 float beckmann(float _c, float m);
23 float beckmann2(float _c, float m);
24 float r_fresnel(float _c, float _m = 5.f, float _r0 = 1.f, float _r1 = 0.04f);
25 float nk_fresnel(float _c, float _n, float _k);
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