Lines Matching refs:zs
402 // compute xs/ys/zs first to save 6 multiplications, since xs/ys/zs
406 float zs = z * s;
409 float xz = x * zs;
412 float yz = y * zs;
414 float zz = z * zs;
415 float zw = w * zs;
447 // compute xs/ys/zs first to save 6 multiplications, since xs/ys/zs
451 float zs = z * s;
454 float xz = x * zs;
457 float yz = y * zs;
459 float zz = z * zs;
460 float zw = w * zs;