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o3de/Gems/Atom/Feature/Common/Code/Source/Material/ConvertEmissiveUnitFunctor.h

48 lines
1.5 KiB
C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project.
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#pragma once
#include <Atom/RPI.Reflect/Material/MaterialFunctor.h>
#include <Atom/RPI.Reflect/Material/MaterialPropertyDescriptor.h>
#include <Atom/Feature/CoreLights/PhotometricValue.h>
namespace AZ
{
namespace Render
{
//! The functor can be used to convert between different emissive light unit
//! Only support Ev100 and Lux
class ConvertEmissiveUnitFunctor final
: public AZ::RPI::MaterialFunctor
{
friend class ConvertEmissiveUnitFunctorSourceData;
public:
AZ_RTTI(ConvertEmissiveUnitFunctor, "{F272CFAB-FD71-4E78-AA47-D0D2E88CE30C}", AZ::RPI::MaterialFunctor);
static void Reflect(AZ::ReflectContext* context);
void Process(RuntimeContext& context) override;
void Process(EditorContext& context) override;
private:
AZ::RPI::MaterialPropertyIndex m_intensityPropertyIndex;
AZ::RPI::MaterialPropertyIndex m_lightUnitPropertyIndex;
AZ::RHI::ShaderInputConstantIndex m_shaderInputIndex;
uint32_t m_ev100Index;
uint32_t m_nitIndex;
float m_ev100Min = 0.0f;
float m_ev100Max = 0.0f;
float m_nitMin = 0.0f;
float m_nitMax = 0.0f;
};
}
}