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124 lines
5.0 KiB
C++
124 lines
5.0 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/Component/Component.h>
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#include <AzFramework/Physics/HeightfieldProviderBus.h>
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#include <AzFramework/Physics/Material.h>
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#include <SurfaceData/SurfaceTag.h>
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#include <TerrainSystem/TerrainSystemBus.h>
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#include <LmbrCentral/Shape/ShapeComponentBus.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 Terrain
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{
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class EditorSurfaceTagListProvider;
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static const uint8_t InvalidSurfaceTagIndex = 0xFF;
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struct TerrainPhysicsSurfaceMaterialMapping final
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{
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public:
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AZ_CLASS_ALLOCATOR(TerrainPhysicsSurfaceMaterialMapping, AZ::SystemAllocator, 0);
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AZ_RTTI(TerrainPhysicsSurfaceMaterialMapping, "{A88B5289-DFCD-4564-8395-E2177DFE5B18}");
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static void Reflect(AZ::ReflectContext* context);
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static AZ::Data::AssetId GetMaterialLibraryId();
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AZStd::vector<AZStd::pair<AZ::u32, AZStd::string>> BuildSelectableTagList() const;
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void SetTagListProvider(const EditorSurfaceTagListProvider* tagListProvider);
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SurfaceData::SurfaceTag m_surfaceTag;
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Physics::MaterialId m_materialId;
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private:
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const EditorSurfaceTagListProvider* m_tagListProvider = nullptr;
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};
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class TerrainPhysicsColliderConfig
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: public AZ::ComponentConfig
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{
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public:
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AZ_CLASS_ALLOCATOR(TerrainPhysicsColliderConfig, AZ::SystemAllocator, 0);
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AZ_RTTI(TerrainPhysicsColliderConfig, "{E9EADB8F-C3A5-4B9C-A62D-2DBC86B4CE59}", AZ::ComponentConfig);
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static void Reflect(AZ::ReflectContext* context);
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Physics::MaterialSelection m_defaultMaterialSelection;
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AZStd::vector<TerrainPhysicsSurfaceMaterialMapping> m_surfaceMaterialMappings;
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};
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class TerrainPhysicsColliderComponent
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: public AZ::Component
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, public Physics::HeightfieldProviderRequestsBus::Handler
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, protected LmbrCentral::ShapeComponentNotificationsBus::Handler
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, protected AzFramework::Terrain::TerrainDataNotificationBus::Handler
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{
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public:
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template<typename, typename>
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friend class LmbrCentral::EditorWrappedComponentBase;
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AZ_COMPONENT(TerrainPhysicsColliderComponent, "{33C20287-1D37-44D0-96A0-2C3766E23624}");
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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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TerrainPhysicsColliderComponent(const TerrainPhysicsColliderConfig& configuration);
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TerrainPhysicsColliderComponent();
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~TerrainPhysicsColliderComponent() = default;
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// HeightfieldProviderRequestsBus
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AZ::Vector2 GetHeightfieldGridSpacing() const override;
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void GetHeightfieldGridSize(int32_t& numColumns, int32_t& numRows) const override;
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int32_t GetHeightfieldGridColumns() const override;
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int32_t GetHeightfieldGridRows() const override;
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void GetHeightfieldHeightBounds(float& minHeightBounds, float& maxHeightBounds) const override;
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float GetHeightfieldMinHeight() const override;
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float GetHeightfieldMaxHeight() const override;
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AZ::Aabb GetHeightfieldAabb() const override;
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AZ::Transform GetHeightfieldTransform() const override;
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AZStd::vector<Physics::MaterialId> GetMaterialList() const override;
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AZStd::vector<float> GetHeights() const override;
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AZStd::vector<Physics::HeightMaterialPoint> GetHeightsAndMaterials() const override;
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protected:
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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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uint8_t GetMaterialIdIndex(const Physics::MaterialId& materialId, const AZStd::vector<Physics::MaterialId>& materialList) const;
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Physics::MaterialId FindMaterialIdForSurfaceTag(const SurfaceData::SurfaceTag tag) const;
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void GenerateHeightsInBounds(AZStd::vector<float>& heights) const;
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void GenerateHeightsAndMaterialsInBounds(AZStd::vector<Physics::HeightMaterialPoint>& heightMaterials) const;
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void NotifyListenersOfHeightfieldDataChange();
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// ShapeComponentNotificationsBus
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void OnShapeChanged(ShapeChangeReasons changeReason) override;
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void OnTerrainDataCreateEnd() override;
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void OnTerrainDataDestroyBegin() override;
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void OnTerrainDataChanged(const AZ::Aabb& dirtyRegion, TerrainDataChangedMask dataChangedMask) override;
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private:
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TerrainPhysicsColliderConfig m_configuration;
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};
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}
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