// Copyright Epic Games, Inc. All Rights Reserved.

#include "../Common.ush"
#include "../SceneData.ush"
#include "../WaveOpUtil.ush"
#include "../VariableRateShading/VRSShadingRateCommon.ush"
#include "../Visualization.ush"
#include "../MortonCode.ush"

#include "NaniteAttributeDecode.ush"

#if COMPILER_SUPPORTS_WAVE_32_64_MODE
#define COMPUTE_MATERIAL_GROUP_SIZE 32
#else
#define COMPUTE_MATERIAL_GROUP_SIZE 64
#endif

uint PackQuadMask(bool4 Quad)
{
	// [X][Y]
	// [Z][W] -> 0000 wzyx

	uint Mask = 0u;
	Mask |= select(Quad.x, 1u << 0u, 0u);
	Mask |= select(Quad.y, 1u << 1u, 0u);
	Mask |= select(Quad.z, 1u << 2u, 0u);
	Mask |= select(Quad.w, 1u << 3u, 0u);
	return Mask;
}