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o3de/Gems/Vegetation/Code/Source/Components/DescriptorListComponent.h

137 lines
5.8 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 <AzCore/Asset/AssetCommon.h>
#include <AzCore/Component/Component.h>
#include <LmbrCentral/Dependency/DependencyMonitor.h>
#include <SurfaceData/SurfaceDataTagEnumeratorRequestBus.h>
#include <Vegetation/DescriptorListAsset.h>
#include <Vegetation/Ebuses/DescriptorListRequestBus.h>
#include <Vegetation/Ebuses/DescriptorProviderRequestBus.h>
#include <Vegetation/Ebuses/DescriptorNotificationBus.h>
namespace LmbrCentral
{
template<typename, typename>
class EditorWrappedComponentBase;
}
namespace Vegetation
{
class DescriptorListConfig
: public AZ::ComponentConfig
{
public:
AZ_CLASS_ALLOCATOR(DescriptorListConfig, AZ::SystemAllocator, 0);
AZ_RTTI(DescriptorListConfig, "{902F6253-A8FA-4350-B9F1-C176F3E2D305}", AZ::ComponentConfig);
static void Reflect(AZ::ReflectContext* context);
DescriptorListSourceType m_sourceType = DescriptorListSourceType::EMBEDDED;
DescriptorListSourceType GetDescriptorListSourceType() const;
void SetDescriptorListSourceType(DescriptorListSourceType sourceType);
bool IsExternalSource() const { return m_sourceType == DescriptorListSourceType::EXTERNAL; }
bool IsEmbeddedSource() const { return m_sourceType == DescriptorListSourceType::EMBEDDED; }
AZ::Data::Asset<DescriptorListAsset> m_descriptorListAsset;
AZStd::string GetDescriptorAssetPath() const;
void SetDescriptorAssetPath(const AZStd::string& assetPath);
AZStd::vector<Descriptor> m_descriptors;
size_t GetNumDescriptors() const;
Descriptor* GetDescriptor(int index);
void RemoveDescriptor(int index);
void SetDescriptor(int index, Descriptor* descriptor);
void AddDescriptor(Descriptor* descriptor);
};
static const AZ::Uuid DescriptorListComponentTypeId = "{8427ED43-9B1F-497F-A356-0FD9AADD2FDB}";
/**
* Default placement logic for vegetation in an area
*/
class DescriptorListComponent
: public AZ::Component
, private AZ::Data::AssetBus::MultiHandler
, private DescriptorListRequestBus::Handler
, private DescriptorProviderRequestBus::Handler
, private SurfaceData::SurfaceDataTagEnumeratorRequestBus::Handler
, private DescriptorNotificationBus::MultiHandler
{
public:
template<typename, typename> friend class LmbrCentral::EditorWrappedComponentBase;
AZ_COMPONENT(DescriptorListComponent, DescriptorListComponentTypeId);
static void GetProvidedServices(AZ::ComponentDescriptor::DependencyArrayType& services);
static void GetIncompatibleServices(AZ::ComponentDescriptor::DependencyArrayType& services);
static void GetRequiredServices(AZ::ComponentDescriptor::DependencyArrayType& services);
static void Reflect(AZ::ReflectContext* context);
DescriptorListComponent(const DescriptorListConfig& configuration);
DescriptorListComponent() = default;
~DescriptorListComponent() = default;
//////////////////////////////////////////////////////////////////////////
// AZ::Component interface implementation
void Activate() override;
void Deactivate() override;
bool ReadInConfig(const AZ::ComponentConfig* baseConfig) override;
bool WriteOutConfig(AZ::ComponentConfig* outBaseConfig) const override;
//////////////////////////////////////////////////////////////////////////
// DescriptorProviderRequestBus
void GetDescriptors(DescriptorPtrVec& descriptors) const override;
//////////////////////////////////////////////////////////////////////////
// SurfaceData::SurfaceDataTagEnumeratorRequestBus
void GetInclusionSurfaceTags(SurfaceData::SurfaceTagVector& tags, bool& includeAll) const override;
void GetExclusionSurfaceTags(SurfaceData::SurfaceTagVector& tags) const override;
//////////////////////////////////////////////////////////////////////////
// AZ::Data::AssetBus::Handler
void OnAssetReady(AZ::Data::Asset<AZ::Data::AssetData> asset) override;
void OnAssetReloaded(AZ::Data::Asset<AZ::Data::AssetData> asset) override;
private:
//////////////////////////////////////////////////////////////////////////
// DescriptorListRequestBus
DescriptorListSourceType GetDescriptorListSourceType() const override;
void SetDescriptorListSourceType(DescriptorListSourceType sourceType) override;
//////////////////////////////////////////////////////////////////////////
// DescriptorNotificationBus
void OnDescriptorAssetsLoaded() override;
void OnDescriptorAssetsUnloaded() override;
AZStd::string GetDescriptorAssetPath() const override;
void SetDescriptorAssetPath(const AZStd::string& assetPath) override;
size_t GetNumDescriptors() const override;
Descriptor* GetDescriptor(int index) override;
void RemoveDescriptor(int index) override;
void SetDescriptor(int index, Descriptor* descriptor) override;
void AddDescriptor(Descriptor* descriptor) override;
void LoadAssets(AZStd::vector<Descriptor>& descriptors);
void LoadAssets();
void LoadAssetsFromDescriptorList();
void RegisterUniqueDescriptors(AZStd::vector<Descriptor>& descriptors);
void ProcessDescriptorLoadingStatus();
void ReleaseUniqueDescriptors();
bool IsFullyLoaded(const AZStd::vector<Descriptor>& descriptors) const;
bool IsFullyLoaded() const;
DescriptorListConfig m_configuration;
DescriptorPtrVec m_uniqueDescriptors;
mutable AZStd::recursive_mutex uniqueDescriptorsMutex;
};
}