Lines Matching refs:dwdy
296 inline float computeLodFromDerivates (LodMode mode, float dudx, float dvdx, float dwdx, float dudy, float dvdy, float dwdy)
302 p = de::max(deFloatSqrt(dudx*dudx + dvdx*dvdx + dwdx*dwdx), deFloatSqrt(dudy*dudy + dvdy*dvdy + dwdy*dwdy));
310 float mw = de::max(deFloatAbs(dwdx), deFloatAbs(dwdy));
385 float dwdy = triDerivateY(w, projection, wy, height, wx/width);
387 return computeLodFromDerivates(mode, dudx, dvdx, dwdx, dudy, dvdy, dwdy);
