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Add wgc demo

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This commit is contained in:
dijunkun
2023-08-28 00:53:55 +08:00
parent 69ee2ed5d5
commit 8f803cbd4c
37 changed files with 2561 additions and 6 deletions
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69
application/remote_desk/demo/composition.interop.h Normal file
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#pragma once
#include <d2d1_1.h>
#include <windows.ui.composition.interop.h>
#include <winrt/Windows.UI.Composition.h>
inline auto CreateCompositionGraphicsDevice(
winrt::Windows::UI::Composition::Compositor const &compositor,
::IUnknown *device) {
winrt::Windows::UI::Composition::CompositionGraphicsDevice graphicsDevice{
nullptr};
auto compositorInterop =
compositor.as<ABI::Windows::UI::Composition::ICompositorInterop>();
winrt::com_ptr<ABI::Windows::UI::Composition::ICompositionGraphicsDevice>
graphicsInterop;
winrt::check_hresult(
compositorInterop->CreateGraphicsDevice(device, graphicsInterop.put()));
winrt::check_hresult(graphicsInterop->QueryInterface(
winrt::guid_of<
winrt::Windows::UI::Composition::CompositionGraphicsDevice>(),
reinterpret_cast<void **>(winrt::put_abi(graphicsDevice))));
return graphicsDevice;
}
inline void ResizeSurface(
winrt::Windows::UI::Composition::CompositionDrawingSurface const &surface,
winrt::Windows::Foundation::Size const &size) {
auto surfaceInterop = surface.as<
ABI::Windows::UI::Composition::ICompositionDrawingSurfaceInterop>();
SIZE newSize = {};
newSize.cx = static_cast<LONG>(std::round(size.Width));
newSize.cy = static_cast<LONG>(std::round(size.Height));
winrt::check_hresult(surfaceInterop->Resize(newSize));
}
inline auto SurfaceBeginDraw(
winrt::Windows::UI::Composition::CompositionDrawingSurface const &surface) {
auto surfaceInterop = surface.as<
ABI::Windows::UI::Composition::ICompositionDrawingSurfaceInterop>();
winrt::com_ptr<ID2D1DeviceContext> context;
POINT offset = {};
winrt::check_hresult(surfaceInterop->BeginDraw(
nullptr, __uuidof(ID2D1DeviceContext), context.put_void(), &offset));
context->SetTransform(
D2D1::Matrix3x2F::Translation((FLOAT)offset.x, (FLOAT)offset.y));
return context;
}
inline void SurfaceEndDraw(
winrt::Windows::UI::Composition::CompositionDrawingSurface const &surface) {
auto surfaceInterop = surface.as<
ABI::Windows::UI::Composition::ICompositionDrawingSurfaceInterop>();
winrt::check_hresult(surfaceInterop->EndDraw());
}
inline auto CreateCompositionSurfaceForSwapChain(
winrt::Windows::UI::Composition::Compositor const &compositor,
::IUnknown *swapChain) {
winrt::Windows::UI::Composition::ICompositionSurface surface{nullptr};
auto compositorInterop =
compositor.as<ABI::Windows::UI::Composition::ICompositorInterop>();
winrt::com_ptr<ABI::Windows::UI::Composition::ICompositionSurface>
surfaceInterop;
winrt::check_hresult(compositorInterop->CreateCompositionSurfaceForSwapChain(
swapChain, surfaceInterop.put()));
winrt::check_hresult(surfaceInterop->QueryInterface(
winrt::guid_of<winrt::Windows::UI::Composition::ICompositionSurface>(),
reinterpret_cast<void **>(winrt::put_abi(surface))));
return surface;
}