Function encode_texel_lns

Source/astcenc_image.cpp:150–159

* @brief Encode a texel that includes at least some HDR LNS texels. * * Out-of-range inputs will be clamped to the valid LNS or UNORM range, * depending on @c lns_mask. * * @param data The RGBA data to encode. * @param lns_mask The mask for the HDR channels that need LNS encoding. */

 * @param lns_mask   The mask for the HDR channels that need LNS encoding.
 */
static vfloat4 encode_texel_lns(
	vfloat4 data,
	vmask4 lns_mask
) {
	vfloat4 datav_unorm = encode_texel_unorm(data, lns_mask);

	// Out-of-range inputs are clamped inside float_to_lns
	vfloat4 datav_lns = float_to_lns(data);
	return select(datav_unorm, datav_lns, lns_mask);
}

/* See header for documentation. */
void load_image_block(