Lines Matching refs:rlength
1206 // If the length is 0, then rlength should be NaN.
1208 float rlength = half_rsqrt(v.x*v.x + v.y*v.y);
1209 return (rlength == rlength) ? v * rlength : v;
1212 float rlength = half_rsqrt(v.x*v.x + v.y*v.y + v.z*v.z);
1213 return (rlength == rlength) ? v * rlength : v;
1216 float rlength = half_rsqrt(v.x*v.x + v.y*v.y + v.z*v.z + v.w*v.w);
1217 return (rlength == rlength) ? v * rlength : v;
