Function interleave_rgba8

Source/astcenc_vecmathlib_none_4.h:1182–1189

* @brief Return a vector of interleaved RGBA data. * * Input vectors have the value stored in the bottom 8 bits of each lane, * with high bits set to zero. * * Output vector stores a single RGBA texel packed in each lane. */

 * Output vector stores a single RGBA texel packed in each lane.
 */
ASTCENC_SIMD_INLINE vint4 interleave_rgba8(vint4 r, vint4 g, vint4 b, vint4 a)
{
#if !defined(ASTCENC_BIG_ENDIAN)
	return r + lsl<8>(g) + lsl<16>(b) + lsl<24>(a);
#else
	return a + lsl<8>(b) + lsl<16>(g) + lsl<24>(r);
#endif
}

/**
 * @brief Store a single vector lane to an unaligned address.