Lines Matching refs:dvdy
210 float computeLodFromDerivates (LodMode mode, float dudx, float dvdx, float dudy, float dvdy)
216 p = de::max(deFloatSqrt(dudx*dudx + dvdx*dvdx), deFloatSqrt(dudy*dudy + dvdy*dvdy));
223 float mv = de::max(deFloatAbs(dvdx), deFloatAbs(dvdy));
250 float computeLodFromDerivates (LodMode mode, float dudx, float dvdx, float dwdx, float dudy, float dvdy, float dwdy)
256 p = de::max(deFloatSqrt(dudx*dudx + dvdx*dvdx + dwdx*dwdx), deFloatSqrt(dudy*dudy + dvdy*dvdy + dwdy*dwdy));
263 float mv = de::max(deFloatAbs(dvdx), deFloatAbs(dvdy));
325 float dvdy = triDerivateY(v, projection, wy, height, wx/width);
327 return computeLodFromDerivates(mode, dudx, dvdx, dudy, dvdy);
338 float dvdy = triDerivateY(v, projection, wy, height, wx/width);
341 return computeLodFromDerivates(mode, dudx, dvdx, dwdx, dudy, dvdy, dwdy);
604 const float dvdy = float(faceSize) * 0.5f * (tcdy*ma - tc*mady) / (ma*ma);
606 return computeLodFromDerivates(lodMode, dudx, dvdx, dudy, dvdy);