Function abs

Source/astcenc_vecmathlib_neon_4.h:756–761

* @brief Return the absolute value of the float vector. */

 * @brief Return the absolute value of the float vector.
 */
ASTCENC_SIMD_INLINE vfloat4 abs(vfloat4 a)
{
	float32x4_t zero = vdupq_n_f32(0.0f);
	float32x4_t inv = vsubq_f32(zero, a.m);
	return vfloat4(vmaxq_f32(a.m, inv));
}

/**
 * @brief Return a float rounded to the nearest integer value.