31 lines
1.0 KiB
C
31 lines
1.0 KiB
C
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#pragma once
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#include <string>
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#include "..\Common\DeviceResources.h"
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#include "..\Common\StepTimer.h"
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namespace CameraDirect_cpp
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{
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// Renders the current FPS value in the bottom right corner of the screen using Direct2D and DirectWrite.
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class SampleFpsTextRenderer
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{
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public:
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SampleFpsTextRenderer(const std::shared_ptr<DX::DeviceResources>& deviceResources);
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void CreateDeviceDependentResources();
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void ReleaseDeviceDependentResources();
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void Update(DX::StepTimer const& timer);
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void Render();
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private:
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// Cached pointer to device resources.
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std::shared_ptr<DX::DeviceResources> m_deviceResources;
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// Resources related to text rendering.
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std::wstring m_text;
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DWRITE_TEXT_METRICS m_textMetrics;
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Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> m_whiteBrush;
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Microsoft::WRL::ComPtr<ID2D1DrawingStateBlock1> m_stateBlock;
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Microsoft::WRL::ComPtr<IDWriteTextLayout3> m_textLayout;
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Microsoft::WRL::ComPtr<IDWriteTextFormat2> m_textFormat;
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};
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}
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