Function v_dir_to_angles

include/vecmath/dag_vecMath_trig.h:69–77

}

VECTORCALL VECMATH_FINLINE vec4f v_dir_to_angles(vec3f dir)
{
  vec4f z = v_splat_z(dir);
  vec4f d = v_length2_x(v_perm_xzxz(dir));
  vec4f y = v_perm_xaxa(z, v_splat_y(dir));
  vec4f x = v_perm_xaxa(dir, d);
  vec4f a = v_atan2(y, x);
  return v_xor(a, v_cast_vec4f(v_seti_x(0x80000000)));
}

VECTORCALL VECMATH_FINLINE vec3f v_angles_to_dir(vec4f angles)
{