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121 lines
4.3 KiB
C++
121 lines
4.3 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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#pragma once
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#include <LmbrCentral/Dependency/DependencyMonitor.h>
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#include <AzCore/Component/Component.h>
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#include <GradientSignal/Ebuses/GradientRequestBus.h>
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#include <GradientSignal/Ebuses/MixedGradientRequestBus.h>
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#include <GradientSignal/GradientSampler.h>
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#include <LmbrCentral/Dependency/DependencyMonitor.h>
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namespace LmbrCentral
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{
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template<typename, typename>
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class EditorWrappedComponentBase;
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}
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namespace GradientSignal
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{
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class MixedGradientLayer final
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{
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public:
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AZ_CLASS_ALLOCATOR(MixedGradientLayer, AZ::SystemAllocator, 0);
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AZ_RTTI(MixedGradientLayer, "{957264F7-A169-4D47-B94C-659B078026D4}");
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static void Reflect(AZ::ReflectContext* context);
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enum class MixingOperation : AZ::u8
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{
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Initialize = 0,
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Multiply,
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Add,
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Subtract,
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Min,
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Max,
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Average,
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Normal,
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Overlay,
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};
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bool m_enabled = true;
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MixingOperation m_operation = MixingOperation::Average;
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GradientSampler m_gradientSampler;
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const char* GetLayerEntityName() const;
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};
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class MixedGradientConfig
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: public AZ::ComponentConfig
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{
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public:
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AZ_CLASS_ALLOCATOR(MixedGradientConfig, AZ::SystemAllocator, 0);
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AZ_RTTI(MixedGradientConfig, "{40403A44-31FE-4D1D-941C-6593759CCCBD}", AZ::ComponentConfig);
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static void Reflect(AZ::ReflectContext* context);
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AZStd::vector<MixedGradientLayer> m_layers;
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size_t GetNumLayers() const;
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void AddLayer();
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void RemoveLayer(int layerIndex);
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MixedGradientLayer* GetLayer(int layerIndex);
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void OnLayerAdded();
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};
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static const AZ::Uuid MixedGradientComponentTypeId = "{BB461301-D8FD-431C-9E4A-BEC6A878297C}";
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/**
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* performs operations to combine multiple gradients
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*/
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class MixedGradientComponent
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: public AZ::Component
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, private GradientRequestBus::Handler
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, private MixedGradientRequestBus::Handler
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{
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public:
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template<typename, typename> friend class LmbrCentral::EditorWrappedComponentBase;
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AZ_COMPONENT(MixedGradientComponent, MixedGradientComponentTypeId);
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static void GetProvidedServices(AZ::ComponentDescriptor::DependencyArrayType& services);
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static void GetIncompatibleServices(AZ::ComponentDescriptor::DependencyArrayType& services);
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static void GetRequiredServices(AZ::ComponentDescriptor::DependencyArrayType& services);
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static void Reflect(AZ::ReflectContext* context);
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MixedGradientComponent(const MixedGradientConfig& configuration);
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MixedGradientComponent() = default;
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~MixedGradientComponent() = default;
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//////////////////////////////////////////////////////////////////////////
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// AZ::Component interface implementation
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void Activate() override;
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void Deactivate() override;
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bool ReadInConfig(const AZ::ComponentConfig* baseConfig) override;
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bool WriteOutConfig(AZ::ComponentConfig* outBaseConfig) const override;
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//////////////////////////////////////////////////////////////////////////
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// GradientRequestBus
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float GetValue(const GradientSampleParams& sampleParams) const override;
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bool IsEntityInHierarchy(const AZ::EntityId& entityId) const override;
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protected:
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//////////////////////////////////////////////////////////////////////////
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// MixedGradientRequestBus
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size_t GetNumLayers() const override;
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void AddLayer() override;
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void RemoveLayer(int layerIndex) override;
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MixedGradientLayer* GetLayer(int layerIndex) override;
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private:
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MixedGradientConfig m_configuration;
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LmbrCentral::DependencyMonitor m_dependencyMonitor;
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};
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}
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