#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Common.hlsl"
#include "Packages/com.unity.render-pipelines.high-definition/Runtime/ShaderLibrary/ShaderVariables.hlsl"

#pragma only_renderers d3d11 playstation xboxone xboxseries vulkan metal switch switch2

#pragma kernel KMain
#pragma multi_compile _ ENABLE_ALPHA

#include "Packages/com.unity.render-pipelines.high-definition/Runtime/PostProcessing/Shaders/PostProcessDefines.hlsl"

TEXTURE2D_X(_InputTexture);
RW_TEXTURE2D_X(CTYPE, _OutputTexture);

[numthreads(8,8,1)]
void KMain(uint3 dispatchThreadId : SV_DispatchThreadID)
{
    UNITY_XR_ASSIGN_VIEW_INDEX(dispatchThreadId.z);

    float exposure = GetCurrentExposureMultiplier();
    CTYPE color = LOAD_TEXTURE2D_X(_InputTexture, dispatchThreadId.xy).CTYPE_SWIZZLE;
	color.xyz *= exposure;
    _OutputTexture[COORD_TEXTURE2D_X(dispatchThreadId.xy)] = color;
}