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100 lines
3.8 KiB
C++
100 lines
3.8 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#pragma once
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#include <AzCore/Asset/AssetCommon.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/ImageGradientRequestBus.h>
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#include <GradientSignal/ImageAsset.h>
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#include <GradientSignal/Util.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 ImageGradientConfig
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: public AZ::ComponentConfig
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{
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public:
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AZ_CLASS_ALLOCATOR(ImageGradientConfig, AZ::SystemAllocator, 0);
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AZ_RTTI(ImageGradientConfig, "{1BDB5DA4-A4A8-452B-BE6D-6BD451D4E7CD}", AZ::ComponentConfig);
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static void Reflect(AZ::ReflectContext* context);
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AZ::Data::Asset<ImageAsset> m_imageAsset = { AZ::Data::AssetLoadBehavior::QueueLoad };
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float m_tilingX = 1.0f;
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float m_tilingY = 1.0f;
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};
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static const AZ::Uuid ImageGradientComponentTypeId = "{4741F079-157F-457E-93E0-D6BA4EAF76FE}";
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/**
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* calculates a gradient value based on image data
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*/
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class ImageGradientComponent
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: public AZ::Component
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, private AZ::Data::AssetBus::Handler
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, private GradientRequestBus::Handler
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, private ImageGradientRequestBus::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(ImageGradientComponent, ImageGradientComponentTypeId);
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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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ImageGradientComponent(const ImageGradientConfig& configuration);
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ImageGradientComponent() = default;
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~ImageGradientComponent() = 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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//////////////////////////////////////////////////////////////////////////
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// AZ::Data::AssetBus::Handler
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void OnAssetReady(AZ::Data::Asset<AZ::Data::AssetData> asset) override;
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void OnAssetMoved(AZ::Data::Asset<AZ::Data::AssetData> asset, void* oldDataPointer) override;
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void OnAssetReloaded(AZ::Data::Asset<AZ::Data::AssetData> asset) override;
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protected:
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void SetupDependencies();
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//////////////////////////////////////////////////////////////////////////
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// ImageGradientRequestBus
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AZStd::string GetImageAssetPath() const override;
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void SetImageAssetPath(const AZStd::string& assetPath) override;
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float GetTilingX() const override;
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void SetTilingX(float tilingX) override;
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float GetTilingY() const override;
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void SetTilingY(float tilingY) override;
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private:
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ImageGradientConfig m_configuration;
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LmbrCentral::DependencyMonitor m_dependencyMonitor;
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mutable AZStd::recursive_mutex m_imageMutex;
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};
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}
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