mirror of
https://github.com/kunkundi/crossdesk.git
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69 lines
2.9 KiB
C++
69 lines
2.9 KiB
C++
#pragma once
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#include <d2d1_1.h>
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#include <windows.ui.composition.interop.h>
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#include <winrt/Windows.UI.Composition.h>
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inline auto CreateCompositionGraphicsDevice(
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winrt::Windows::UI::Composition::Compositor const &compositor,
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::IUnknown *device) {
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winrt::Windows::UI::Composition::CompositionGraphicsDevice graphicsDevice{
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nullptr};
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auto compositorInterop =
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compositor.as<ABI::Windows::UI::Composition::ICompositorInterop>();
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winrt::com_ptr<ABI::Windows::UI::Composition::ICompositionGraphicsDevice>
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graphicsInterop;
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winrt::check_hresult(
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compositorInterop->CreateGraphicsDevice(device, graphicsInterop.put()));
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winrt::check_hresult(graphicsInterop->QueryInterface(
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winrt::guid_of<
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winrt::Windows::UI::Composition::CompositionGraphicsDevice>(),
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reinterpret_cast<void **>(winrt::put_abi(graphicsDevice))));
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return graphicsDevice;
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}
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inline void ResizeSurface(
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winrt::Windows::UI::Composition::CompositionDrawingSurface const &surface,
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winrt::Windows::Foundation::Size const &size) {
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auto surfaceInterop = surface.as<
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ABI::Windows::UI::Composition::ICompositionDrawingSurfaceInterop>();
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SIZE newSize = {};
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newSize.cx = static_cast<LONG>(std::round(size.Width));
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newSize.cy = static_cast<LONG>(std::round(size.Height));
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winrt::check_hresult(surfaceInterop->Resize(newSize));
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}
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inline auto SurfaceBeginDraw(
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winrt::Windows::UI::Composition::CompositionDrawingSurface const &surface) {
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auto surfaceInterop = surface.as<
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ABI::Windows::UI::Composition::ICompositionDrawingSurfaceInterop>();
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winrt::com_ptr<ID2D1DeviceContext> context;
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POINT offset = {};
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winrt::check_hresult(surfaceInterop->BeginDraw(
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nullptr, __uuidof(ID2D1DeviceContext), context.put_void(), &offset));
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context->SetTransform(
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D2D1::Matrix3x2F::Translation((FLOAT)offset.x, (FLOAT)offset.y));
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return context;
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}
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inline void SurfaceEndDraw(
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winrt::Windows::UI::Composition::CompositionDrawingSurface const &surface) {
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auto surfaceInterop = surface.as<
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ABI::Windows::UI::Composition::ICompositionDrawingSurfaceInterop>();
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winrt::check_hresult(surfaceInterop->EndDraw());
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}
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inline auto CreateCompositionSurfaceForSwapChain(
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winrt::Windows::UI::Composition::Compositor const &compositor,
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::IUnknown *swapChain) {
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winrt::Windows::UI::Composition::ICompositionSurface surface{nullptr};
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auto compositorInterop =
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compositor.as<ABI::Windows::UI::Composition::ICompositorInterop>();
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winrt::com_ptr<ABI::Windows::UI::Composition::ICompositionSurface>
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surfaceInterop;
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winrt::check_hresult(compositorInterop->CreateCompositionSurfaceForSwapChain(
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swapChain, surfaceInterop.put()));
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winrt::check_hresult(surfaceInterop->QueryInterface(
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winrt::guid_of<winrt::Windows::UI::Composition::ICompositionSurface>(),
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reinterpret_cast<void **>(winrt::put_abi(surface))));
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return surface;
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} |