Function v_norm3_safe

include/vecmath/dag_vecMath_common.h:269–274

  return v_sel(v_div(a, len), def, v_is_unsafe_positive_divisor(lenSq));
}
VECTORCALL VECMATH_FINLINE vec4f v_norm3_safe(vec3f a, vec3f def)
{
  vec4f lenSq = v_length3_sq(a);
  vec4f len = v_splat_x(v_sqrt_x(lenSq));
  return v_sel(v_div(a, len), def, v_is_unsafe_positive_divisor(lenSq));
}
VECTORCALL VECMATH_FINLINE vec4f v_norm2_safe(vec4f a, vec4f def)
{
  vec4f lenSq = v_length2_sq(a);