terminal/src/renderer/dx/DxRenderer.hpp

318 lines
13 KiB
C++

// Copyright (c) Microsoft Corporation.
// Licensed under the MIT license.
#pragma once
#include "../../renderer/inc/RenderEngineBase.hpp"
#include <functional>
#include <dxgi.h>
#include <dxgi1_2.h>
#include <dxgi1_3.h>
#include <d3d11.h>
#include <d2d1.h>
#include <d2d1_1.h>
#include <d2d1helper.h>
#include <DirectXMath.h>
#include <dwrite.h>
#include <dwrite_1.h>
#include <dwrite_2.h>
#include <dwrite_3.h>
#include <wrl.h>
#include <wrl/client.h>
#include "CustomTextLayout.h"
#include "CustomTextRenderer.h"
#include "DxFontRenderData.h"
#include "../../types/inc/Viewport.hpp"
#include <TraceLoggingProvider.h>
TRACELOGGING_DECLARE_PROVIDER(g_hDxRenderProvider);
namespace Microsoft::Console::Render
{
class DxEngine final : public RenderEngineBase
{
public:
DxEngine();
~DxEngine();
DxEngine(const DxEngine&) = default;
DxEngine(DxEngine&&) = default;
DxEngine& operator=(const DxEngine&) = default;
DxEngine& operator=(DxEngine&&) = default;
// Used to release device resources so that another instance of
// conhost can render to the screen (i.e. only one DirectX
// application may control the screen at a time.)
[[nodiscard]] HRESULT Enable() noexcept override;
[[nodiscard]] HRESULT Disable() noexcept;
[[nodiscard]] HRESULT SetHwnd(const HWND hwnd) noexcept override;
[[nodiscard]] HRESULT SetWindowSize(const SIZE pixels) noexcept override;
void SetCallback(std::function<void()> pfn) noexcept override;
void SetWarningCallback(std::function<void(const HRESULT)> pfn) noexcept override;
void ToggleShaderEffects() noexcept override;
bool GetRetroTerminalEffect() const noexcept override;
void SetRetroTerminalEffect(bool enable) noexcept override;
void SetPixelShaderPath(std::wstring_view value) noexcept override;
void SetForceFullRepaintRendering(bool enable) noexcept override;
void SetSoftwareRendering(bool enable) noexcept override;
HANDLE GetSwapChainHandle() noexcept override;
// IRenderEngine Members
[[nodiscard]] HRESULT Invalidate(const SMALL_RECT* const psrRegion) noexcept override;
[[nodiscard]] HRESULT InvalidateCursor(const SMALL_RECT* const psrRegion) noexcept override;
[[nodiscard]] HRESULT InvalidateSystem(const RECT* const prcDirtyClient) noexcept override;
[[nodiscard]] HRESULT InvalidateSelection(const std::vector<SMALL_RECT>& rectangles) noexcept override;
[[nodiscard]] HRESULT InvalidateScroll(const COORD* const pcoordDelta) noexcept override;
[[nodiscard]] HRESULT InvalidateAll() noexcept override;
[[nodiscard]] HRESULT InvalidateCircling(_Out_ bool* const pForcePaint) noexcept override;
[[nodiscard]] HRESULT PrepareForTeardown(_Out_ bool* const pForcePaint) noexcept override;
[[nodiscard]] HRESULT StartPaint() noexcept override;
[[nodiscard]] HRESULT EndPaint() noexcept override;
[[nodiscard]] bool RequiresContinuousRedraw() noexcept override;
void WaitUntilCanRender() noexcept override;
[[nodiscard]] HRESULT Present() noexcept override;
[[nodiscard]] HRESULT ScrollFrame() noexcept override;
[[nodiscard]] HRESULT PrepareRenderInfo(const RenderFrameInfo& info) noexcept override;
[[nodiscard]] HRESULT PaintBackground() noexcept override;
[[nodiscard]] HRESULT PaintBufferLine(gsl::span<const Cluster> const clusters,
COORD const coord,
bool const fTrimLeft,
const bool lineWrapped) noexcept override;
[[nodiscard]] HRESULT PaintBufferGridLines(GridLineSet const lines, COLORREF const color, size_t const cchLine, COORD const coordTarget) noexcept override;
[[nodiscard]] HRESULT PaintSelection(const SMALL_RECT rect) noexcept override;
[[nodiscard]] HRESULT PaintCursor(const CursorOptions& options) noexcept override;
[[nodiscard]] HRESULT UpdateDrawingBrushes(const TextAttribute& textAttributes,
const gsl::not_null<IRenderData*> pData,
const bool usingSoftFont,
const bool isSettingDefaultBrushes) noexcept override;
[[nodiscard]] HRESULT UpdateFont(const FontInfoDesired& fiFontInfoDesired, FontInfo& fiFontInfo) noexcept override;
[[nodiscard]] HRESULT UpdateFont(const FontInfoDesired& fiFontInfoDesired, FontInfo& fiFontInfo, const std::unordered_map<std::wstring_view, uint32_t>& features, const std::unordered_map<std::wstring_view, float>& axes) noexcept override;
[[nodiscard]] HRESULT UpdateDpi(int const iDpi) noexcept override;
[[nodiscard]] HRESULT UpdateViewport(const SMALL_RECT srNewViewport) noexcept override;
[[nodiscard]] HRESULT GetProposedFont(const FontInfoDesired& fiFontInfoDesired, FontInfo& fiFontInfo, int const iDpi) noexcept override;
[[nodiscard]] HRESULT GetDirtyArea(gsl::span<const til::rectangle>& area) noexcept override;
[[nodiscard]] HRESULT GetFontSize(_Out_ COORD* const pFontSize) noexcept override;
[[nodiscard]] HRESULT IsGlyphWideByFont(const std::wstring_view glyph, _Out_ bool* const pResult) noexcept override;
[[nodiscard]] ::Microsoft::Console::Types::Viewport GetViewportInCharacters(const ::Microsoft::Console::Types::Viewport& viewInPixels) const noexcept override;
[[nodiscard]] ::Microsoft::Console::Types::Viewport GetViewportInPixels(const ::Microsoft::Console::Types::Viewport& viewInCharacters) const noexcept override;
float GetScaling() const noexcept override;
void SetSelectionBackground(const COLORREF color, const float alpha = 0.5f) noexcept override;
void SetAntialiasingMode(const D2D1_TEXT_ANTIALIAS_MODE antialiasingMode) noexcept override;
void EnableTransparentBackground(const bool isTransparent) noexcept override;
void SetIntenseIsBold(const bool opacity) noexcept override;
void UpdateHyperlinkHoveredId(const uint16_t hoveredId) noexcept override;
protected:
[[nodiscard]] HRESULT _DoUpdateTitle(_In_ const std::wstring_view newTitle) noexcept override;
[[nodiscard]] HRESULT _PaintTerminalEffects() noexcept;
[[nodiscard]] bool _FullRepaintNeeded() const noexcept;
private:
enum class SwapChainMode
{
ForHwnd,
ForComposition
};
SwapChainMode _chainMode;
HWND _hwndTarget;
til::size _sizeTarget;
int _dpi;
float _scale;
float _prevScale;
std::function<void()> _pfn;
std::function<void(const HRESULT)> _pfnWarningCallback;
bool _isEnabled;
bool _isPainting;
til::size _displaySizePixels;
D2D1_COLOR_F _defaultForegroundColor;
D2D1_COLOR_F _defaultBackgroundColor;
D2D1_COLOR_F _foregroundColor;
D2D1_COLOR_F _backgroundColor;
D2D1_COLOR_F _selectionBackground;
uint16_t _hyperlinkHoveredId;
bool _firstFrame;
std::pmr::unsynchronized_pool_resource _pool;
til::pmr::bitmap _invalidMap;
til::point _invalidScroll;
bool _allInvalid;
bool _presentReady;
std::vector<RECT> _presentDirty;
RECT _presentScroll;
POINT _presentOffset;
DXGI_PRESENT_PARAMETERS _presentParams;
static std::atomic<size_t> _tracelogCount;
wil::unique_handle _swapChainHandle;
// Device-Independent Resources
::Microsoft::WRL::ComPtr<ID2D1Factory1> _d2dFactory;
::Microsoft::WRL::ComPtr<IDWriteFactory1> _dwriteFactory;
::Microsoft::WRL::ComPtr<CustomTextLayout> _customLayout;
::Microsoft::WRL::ComPtr<CustomTextRenderer> _customRenderer;
::Microsoft::WRL::ComPtr<ID2D1StrokeStyle> _strokeStyle;
::Microsoft::WRL::ComPtr<ID2D1StrokeStyle> _dashStrokeStyle;
::Microsoft::WRL::ComPtr<ID2D1StrokeStyle> _hyperlinkStrokeStyle;
std::unique_ptr<DxFontRenderData> _fontRenderData;
D2D1_STROKE_STYLE_PROPERTIES _strokeStyleProperties;
D2D1_STROKE_STYLE_PROPERTIES _dashStrokeStyleProperties;
// Device-Dependent Resources
bool _recreateDeviceRequested;
bool _haveDeviceResources;
::Microsoft::WRL::ComPtr<ID3D11Device> _d3dDevice;
::Microsoft::WRL::ComPtr<ID3D11DeviceContext> _d3dDeviceContext;
::Microsoft::WRL::ComPtr<ID2D1Device> _d2dDevice;
::Microsoft::WRL::ComPtr<ID2D1DeviceContext> _d2dDeviceContext;
::Microsoft::WRL::ComPtr<ID2D1Bitmap1> _d2dBitmap;
::Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> _d2dBrushForeground;
::Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> _d2dBrushBackground;
::Microsoft::WRL::ComPtr<IDXGIFactory2> _dxgiFactory2;
::Microsoft::WRL::ComPtr<IDXGIFactoryMedia> _dxgiFactoryMedia;
::Microsoft::WRL::ComPtr<IDXGIDevice> _dxgiDevice;
::Microsoft::WRL::ComPtr<IDXGISurface> _dxgiSurface;
DXGI_SWAP_CHAIN_DESC1 _swapChainDesc;
::Microsoft::WRL::ComPtr<IDXGISwapChain1> _dxgiSwapChain;
wil::unique_handle _swapChainFrameLatencyWaitableObject;
std::unique_ptr<DrawingContext> _drawingContext;
// Terminal effects resources.
// Controls if configured terminal effects are enabled
bool _terminalEffectsEnabled;
// Experimental and deprecated retro terminal effect
// Preserved for backwards compatibility
// Implemented in terms of the more generic pixel shader effect
// Has precendence over pixel shader effect
bool _retroTerminalEffect;
// Experimental and pixel shader effect
// Allows user to load a pixel shader from a few presets or from a file path
std::wstring _pixelShaderPath;
bool _pixelShaderLoaded{ false };
std::chrono::steady_clock::time_point _shaderStartTime;
// DX resources needed for terminal effects
::Microsoft::WRL::ComPtr<ID3D11RenderTargetView> _renderTargetView;
::Microsoft::WRL::ComPtr<ID3D11VertexShader> _vertexShader;
::Microsoft::WRL::ComPtr<ID3D11PixelShader> _pixelShader;
::Microsoft::WRL::ComPtr<ID3D11InputLayout> _vertexLayout;
::Microsoft::WRL::ComPtr<ID3D11Buffer> _screenQuadVertexBuffer;
::Microsoft::WRL::ComPtr<ID3D11Buffer> _pixelShaderSettingsBuffer;
::Microsoft::WRL::ComPtr<ID3D11SamplerState> _samplerState;
::Microsoft::WRL::ComPtr<ID3D11Texture2D> _framebufferCapture;
// Preferences and overrides
bool _softwareRendering;
bool _forceFullRepaintRendering;
D2D1_TEXT_ANTIALIAS_MODE _antialiasingMode;
bool _defaultBackgroundIsTransparent;
bool _intenseIsBold;
// DirectX constant buffers need to be a multiple of 16; align to pad the size.
__declspec(align(16)) struct
{
// Note: This can be seen as API endpoint towards user provided pixel shaders.
// Changes here can break existing pixel shaders so be careful with changing datatypes
// and order of parameters
float Time;
float Scale;
DirectX::XMFLOAT2 Resolution;
DirectX::XMFLOAT4 Background;
#pragma warning(suppress : 4324) // structure was padded due to __declspec(align())
} _pixelShaderSettings;
[[nodiscard]] HRESULT _CreateDeviceResources(const bool createSwapChain) noexcept;
[[nodiscard]] HRESULT _CreateSurfaceHandle() noexcept;
bool _HasTerminalEffects() const noexcept;
std::string _LoadPixelShaderFile() const;
HRESULT _SetupTerminalEffects();
void _ComputePixelShaderSettings() noexcept;
[[nodiscard]] HRESULT _PrepareRenderTarget() noexcept;
void _ReleaseDeviceResources() noexcept;
bool _ShouldForceGrayscaleAA() noexcept;
[[nodiscard]] HRESULT _CreateTextLayout(
_In_reads_(StringLength) PCWCHAR String,
_In_ size_t StringLength,
_Out_ IDWriteTextLayout** ppTextLayout) noexcept;
[[nodiscard]] HRESULT _CopyFrontToBack() noexcept;
[[nodiscard]] HRESULT _EnableDisplayAccess(const bool outputEnabled) noexcept;
[[nodiscard]] til::size _GetClientSize() const;
void _InvalidateRectangle(const til::rectangle& rc);
bool _IsAllInvalid() const noexcept;
[[nodiscard]] D2D1_COLOR_F _ColorFFromColorRef(const COLORREF color) noexcept;
// Routine Description:
// - Helps convert a Direct2D ColorF into a DXGI RGBA
// Arguments:
// - color - Direct2D Color F
// Return Value:
// - DXGI RGBA
[[nodiscard]] constexpr DXGI_RGBA s_RgbaFromColorF(const D2D1_COLOR_F color) noexcept
{
return { color.r, color.g, color.b, color.a };
}
};
}