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

#pragma once

#define ESourceEncoding_None  0
#define ESourceEncoding_Gamma 1
#define ESourceEncoding_sRGB  2

float3 Decode(float3 InColor, uint InEncoding)
{
    BRANCH
    if(InEncoding == ESourceEncoding_Gamma)
    {
        return pow(InColor, 2.2);
    }
    else if(InEncoding == ESourceEncoding_sRGB)
    {
        return sRGBToLinear(InColor);
    }
    else
    {
        return InColor;
    }
}

float3 Encode(float3 InColor, uint InEncoding)
{
    BRANCH
    if(InEncoding == ESourceEncoding_Gamma)
    {
        return pow(InColor, 1.0 / 2.2);
    }
    else if(InEncoding == ESourceEncoding_sRGB)
    {
        return LinearToSrgb(InColor);
    }
    else
    {
        return InColor;
    }
}