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o3de/Gems/AtomLyIntegration/AtomViewportDisplayInfo/Code/Source/AtomViewportDisplayInfoSyst...

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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/Component/Component.h>
#include <CryCommon/CrySystemBus.h>
#include <AzCore/Script/ScriptTimePoint.h>
#include <AzFramework/Entity/EntityDebugDisplayBus.h>
#include <AzFramework/Font/FontInterface.h>
#include <Atom/RPI.Public/Base.h>
#include <Atom/RPI.Public/ViewportContextBus.h>
#include <AtomLyIntegration/AtomViewportDisplayInfo/AtomViewportInfoDisplayBus.h>
namespace AZ
{
class TickRequests;
namespace Render
{
class AtomViewportDisplayInfoSystemComponent
: public AZ::Component
, public AZ::RPI::ViewportContextNotificationBus::Handler
, public AZ::AtomBridge::AtomViewportInfoDisplayRequestBus::Handler
{
public:
AZ_COMPONENT(AtomViewportDisplayInfoSystemComponent, "{AC32F173-E7E2-4943-8E6C-7C3091978221}");
static void Reflect(AZ::ReflectContext* context);
static void GetProvidedServices(AZ::ComponentDescriptor::DependencyArrayType& provided);
static void GetIncompatibleServices(AZ::ComponentDescriptor::DependencyArrayType& incompatible);
static void GetRequiredServices(AZ::ComponentDescriptor::DependencyArrayType& required);
static void GetDependentServices(AZ::ComponentDescriptor::DependencyArrayType& dependent);
protected:
// AZ::Component overrides...
void Activate() override;
void Deactivate() override;
// AZ::RPI::ViewportContextNotificationBus::Handler overrides...
void OnRenderTick() override;
// AZ::AtomBridge::AtomViewportInfoDisplayRequestBus::Handler overrides...
AtomBridge::ViewportInfoDisplayState GetDisplayState() const override;
void SetDisplayState(AtomBridge::ViewportInfoDisplayState state) override;
private:
AZ::RPI::ViewportContextPtr GetViewportContext() const;
void DrawLine(AZStd::string_view line, AZ::Color color = AZ::Colors::White);
void UpdateFramerate();
void DrawRendererInfo();
void DrawCameraInfo();
void DrawPassInfo();
void DrawFramerate();
static constexpr float BaseFontSize = 0.7f;
AZStd::string m_rendererDescription;
AzFramework::TextDrawParameters m_drawParams;
AzFramework::FontDrawInterface* m_fontDrawInterface = nullptr;
float m_lineSpacing;
AZStd::chrono::duration<double> m_fpsInterval = AZStd::chrono::seconds(1);
AZStd::deque<AZStd::chrono::system_clock::time_point> m_fpsHistory;
AZStd::optional<AZStd::chrono::system_clock::time_point> m_lastMemoryUpdate;
bool m_updateRootPassQuery = true;
};
} // namespace Render
} // namespace AZ