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UnrealEngine/Engine/Shaders/Shared/LightGridDefinitions.h
Brandyn / Techy fcc1b09210 init
2026-04-04 15:40:51 -05:00

15 lines
772 B
C

// Copyright Epic Games, Inc. All Rights Reserved.
/*================================================================================================
LightGridDefinitions.h: used in light grid shaders and C++ code to define common constants
=================================================================================================*/
#pragma once
// Must updating packing in FCellWriter when modifying these
#define LIGHT_GRID_CELL_WRITER_MAX_NUM_PRIMITIVES (1 << 24) // must be power to two
#define LIGHT_GRID_CELL_WRITER_MAX_PRIMITIVE_INDEX (LIGHT_GRID_CELL_WRITER_MAX_NUM_PRIMITIVES - 1)
#define LIGHT_GRID_CELL_WRITER_MAX_NUM_LINKS (1 << 24) // must be power to two
#define LIGHT_GRID_CELL_WRITER_MAX_LINK_OFFSET (LIGHT_GRID_CELL_WRITER_MAX_NUM_LINKS - 1)