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114 lines
4.4 KiB
C++
114 lines
4.4 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 <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/SurfaceAltitudeGradientRequestBus.h>
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#include <SurfaceData/SurfaceDataTypes.h>
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#include <LmbrCentral/Dependency/DependencyNotificationBus.h>
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#include <AzCore/Component/TickBus.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 SurfaceAltitudeGradientConfig
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: public AZ::ComponentConfig
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{
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public:
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AZ_CLASS_ALLOCATOR(SurfaceAltitudeGradientConfig, AZ::SystemAllocator, 0);
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AZ_RTTI(SurfaceAltitudeGradientConfig, "{3CB05FC9-6E0F-435E-B420-F027B6716804}", AZ::ComponentConfig);
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static void Reflect(AZ::ReflectContext* context);
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AZ::EntityId m_shapeEntityId;
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float m_altitudeMin = 0.0f;
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float m_altitudeMax = 128.0f;
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SurfaceData::SurfaceTagVector m_surfaceTagsToSample;
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size_t GetNumTags() const;
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AZ::Crc32 GetTag(int tagIndex) const;
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void RemoveTag(int tagIndex);
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void AddTag(AZStd::string tag);
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private:
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bool IsShapeValid() const;
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};
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static const AZ::Uuid SurfaceAltitudeGradientComponentTypeId = "{76359FA6-AD40-4DF9-81C6-F63F2632B665}";
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/**
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* Component implementing GradientRequestBus based on altitude
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*/
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class SurfaceAltitudeGradientComponent
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: public AZ::Component
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, public GradientRequestBus::Handler
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, private SurfaceAltitudeGradientRequestBus::Handler
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, private LmbrCentral::DependencyNotificationBus::Handler
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, private AZ::TickBus::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(SurfaceAltitudeGradientComponent, SurfaceAltitudeGradientComponentTypeId);
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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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SurfaceAltitudeGradientComponent(const SurfaceAltitudeGradientConfig& configuration);
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SurfaceAltitudeGradientComponent() = default;
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~SurfaceAltitudeGradientComponent() = 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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// DependencyNotificationBus
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void OnCompositionChanged() override;
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//////////////////////////////////////////////////////////////////////////
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// AZ::TickBus::Handler
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void OnTick(float deltaTime, AZ::ScriptTimePoint time) override;
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void UpdateFromShape();
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//////////////////////////////////////////////////////////////////////////
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// GradientRequestBus
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float GetValue(const GradientSampleParams& sampleParams) const override;
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protected:
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//////////////////////////////////////////////////////////////////////////
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// SurfaceAltituteGradientRequests
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AZ::EntityId GetShapeEntityId() const override;
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void SetShapeEntityId(AZ::EntityId entityId) override;
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float GetAltitudeMin() const override;
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void SetAltitudeMin(float altitudeMin) override;
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float GetAltitudeMax() const override;
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void SetAltitudeMax(float altitudeMax) override;
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size_t GetNumTags() const override;
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AZ::Crc32 GetTag(int tagIndex) const override;
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void RemoveTag(int tagIndex) override;
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void AddTag(AZStd::string tag) override;
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private:
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mutable AZStd::recursive_mutex m_cacheMutex;
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SurfaceAltitudeGradientConfig m_configuration;
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LmbrCentral::DependencyMonitor m_dependencyMonitor;
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AZStd::atomic_bool m_dirty{ false };
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};
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}
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