# This file is part of the FidelityFX SDK.
# 
# Copyright (C) 2024 Advanced Micro Devices, Inc.
# 
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files(the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and /or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions :
# 
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# THE SOFTWARE.

set(LENS_BASE_ARGS
    -reflection -deps=gcc -DFFX_GPU=1)

set(LENS_PERMUTATION_ARGS
	-DFFX_LENS_OPTION_LINEAR_SAMPLE={0,1}
    -DFFX_LENS_OPTION_WAVE_INTEROP_LDS={0,1})
	
set(LENS_INCLUDE_ARGS
	"${FFX_GPU_PATH}"
	"${FFX_GPU_PATH}/lens")

if (NOT LENS_SHADER_EXT)
    set(LENS_SHADER_EXT *)
endif()

file(GLOB LENS_SHADERS
    "shaders/lens/ffx_lens_pass.${LENS_SHADER_EXT}")

compile_shaders_with_depfile(
    "${FFX_SC_EXECUTABLE}"
    "${LENS_BASE_ARGS}" "${LENS_API_BASE_ARGS}" "${LENS_PERMUTATION_ARGS}" "${LENS_INCLUDE_ARGS}"
    "${LENS_SHADERS}" "${FFX_PASS_SHADER_OUTPUT_PATH}" LENS_PERMUTATION_OUTPUTS)

add_shader_output("${LENS_PERMUTATION_OUTPUTS}")