Lines Matching refs:rlength
1055 // If the length is 0, then rlength should be NaN.
1057 float rlength = half_rsqrt(v.x*v.x + v.y*v.y);
1058 return (rlength == rlength) ? v * rlength : v;
1061 float rlength = half_rsqrt(v.x*v.x + v.y*v.y + v.z*v.z);
1062 return (rlength == rlength) ? v * rlength : v;
1065 float rlength = half_rsqrt(v.x*v.x + v.y*v.y + v.z*v.z + v.w*v.w);
1066 return (rlength == rlength) ? v * rlength : v;
