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95 lines
3.9 KiB
C++
95 lines
3.9 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 <PostProcess/PostProcessSettings.h>
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#include <Atom/Feature/PostProcess/PostProcessFeatureProcessorInterface.h>
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#include <Atom/RHI/ShaderResourceGroup.h>
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#include <Atom/RPI.Public/Shader/ShaderResourceGroup.h>
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#include <Atom/RPI.Public/Base.h>
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#include <AtomCore/std/containers/vector_set.h>
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#include <AzCore/std/chrono/clocks.h>
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namespace AZ
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{
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namespace Render
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{
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//! Feature processor for owning and managing post process settings
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class PostProcessFeatureProcessor final
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: public PostProcessFeatureProcessorInterface
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{
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public:
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AZ_RTTI(AZ::Render::PostProcessFeatureProcessor, "{A6A8357C-5A34-4297-B4DD-A1FB6556CE3E}", AZ::Render::PostProcessFeatureProcessorInterface);
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static void Reflect(AZ::ReflectContext* context);
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PostProcessFeatureProcessor() = default;
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virtual ~PostProcessFeatureProcessor() = default;
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//! FeatureProcessor overrides...
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void Activate() override;
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void Deactivate() override;
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void Simulate(const FeatureProcessor::SimulatePacket& packet) override;
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//! PostProcessFeatureProcessorInterface...
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PostProcessSettingsInterface* GetSettingsInterface(EntityId entityId) override;
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PostProcessSettingsInterface* GetOrCreateSettingsInterface(EntityId entityId) override;
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void RemoveSettingsInterface(EntityId entityId) override;
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void OnPostProcessSettingsChanged() override;
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PostProcessSettings* GetLevelSettingsFromView(AZ::RPI::ViewPtr view);
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void SetViewAlias(const AZ::RPI::ViewPtr sourceView, const AZ::RPI::ViewPtr targetView);
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void RemoveViewAlias(const AZ::RPI::ViewPtr sourceView);
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private:
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PostProcessFeatureProcessor(const PostProcessFeatureProcessor&) = delete;
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void UpdateTime();
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// Sorts all post processing settings into buckets based on category (level,
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void SortPostProcessSettings();
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// Aggregates all level settings into a single level setting based their priorities and override settings
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void AggregateLevelSettings();
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void RemoveOutdatedViewSettings(const AZStd::vector_set<const RPI::View*>& activeViews);
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// Members...
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static constexpr const char* FeatureProcessorName = "PostProcessFeatureProcessor";
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struct EntitySettingsEntry
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{
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EntityId m_entityId;
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AZStd::unique_ptr<PostProcessSettings> m_postProcessSettings = nullptr;
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};
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// List of all owned post process settings with corresponding entity ID
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AZStd::vector<EntitySettingsEntry> m_settings;
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// Settings sorted by category and then by priority
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AZStd::vector<PostProcessSettings*> m_sortedFrameSettings;
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// A blended aggregate of all the level settings based on each level setting's priority and override values
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AZStd::unique_ptr<PostProcessSettings> m_globalAggregateLevelSettings = nullptr;
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// Whether owned post process settings have been changed.
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bool m_settingsChanged = true;
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// Time...
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AZStd::chrono::system_clock::time_point m_currentTime;
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float m_deltaTime;
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// Each camera/view will have its own PostProcessSettings
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AZStd::unordered_map<AZ::RPI::View*, PostProcessSettings> m_blendedPerViewSettings;
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// This is used for mimicking a postfx setting of a different view
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AZStd::unordered_map<AZ::RPI::View*, AZ::RPI::View*> m_viewAliasMap;
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};
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} // namespace Render
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} // namespace AZ
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