diff options
Diffstat (limited to 'src/3rdparty/angle/src/common/winrt')
6 files changed, 909 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/common/winrt/CoreWindowNativeWindow.cpp b/src/3rdparty/angle/src/common/winrt/CoreWindowNativeWindow.cpp new file mode 100644 index 0000000000..9b65c15625 --- /dev/null +++ b/src/3rdparty/angle/src/common/winrt/CoreWindowNativeWindow.cpp @@ -0,0 +1,200 @@ +// +// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// CoreWindowNativeWindow.cpp: NativeWindow for managing ICoreWindow native window types. + +#include <algorithm> +#include "common/winrt/CoreWindowNativeWindow.h" +using namespace ABI::Windows::Foundation::Collections; + +namespace rx +{ + +typedef ITypedEventHandler<ABI::Windows::UI::Core::CoreWindow *, ABI::Windows::UI::Core::WindowSizeChangedEventArgs *> SizeChangedHandler; + +CoreWindowNativeWindow::~CoreWindowNativeWindow() +{ + unregisterForSizeChangeEvents(); +} + +bool CoreWindowNativeWindow::initialize(EGLNativeWindowType window, EGLNativeDisplayType display, IPropertySet *propertySet) +{ + ComPtr<IPropertySet> props = propertySet; + ComPtr<IInspectable> win = window; + ComPtr<IInspectable> displayInformation = display; + SIZE swapChainSize = {}; + bool swapChainSizeSpecified = false; + HRESULT result = S_OK; + + // IPropertySet is an optional parameter and can be null. + // If one is specified, cache as an IMap and read the properties + // used for initial host initialization. + if (propertySet) + { + result = props.As(&mPropertyMap); + if (SUCCEEDED(result)) + { + // The EGLRenderSurfaceSizeProperty is optional and may be missing. The IPropertySet + // was prevalidated to contain the EGLNativeWindowType before being passed to + // this host. + result = GetOptionalSizePropertyValue(mPropertyMap, EGLRenderSurfaceSizeProperty, &swapChainSize, &swapChainSizeSpecified); + } + } + + if (SUCCEEDED(result)) + { + result = win.As(&mCoreWindow); + } + + if (SUCCEEDED(result)) + { + result = displayInformation.As(&mDisplayInformation); + } + + if (SUCCEEDED(result)) + { +#if WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP + ComPtr<ABI::Windows::Graphics::Display::IDisplayInformation2> displayInformation2; + result = mDisplayInformation.As(&displayInformation2); + ASSERT(SUCCEEDED(result)); + + result = displayInformation2->get_RawPixelsPerViewPixel(&mScaleFactor); + ASSERT(SUCCEEDED(result)); +#else + ABI::Windows::Graphics::Display::ResolutionScale resolutionScale; + result = mDisplayInformation->get_ResolutionScale(&resolutionScale); + ASSERT(SUCCEEDED(result)); + + mScaleFactor = DOUBLE(resolutionScale) / 100.0; +#endif + } + + if (SUCCEEDED(result)) + { + // If a swapchain size is specfied, then the automatic resize + // behaviors implemented by the host should be disabled. The swapchain + // will be still be scaled when being rendered to fit the bounds + // of the host. + // Scaling of the swapchain output occurs automatically because if + // the scaling mode setting DXGI_SCALING_STRETCH on the swapchain. + if (swapChainSizeSpecified) + { + mClientRect = { 0, 0, swapChainSize.cx, swapChainSize.cy }; + mSupportsSwapChainResize = false; + } + else + { + ABI::Windows::Foundation::Rect rect; + HRESULT result = mCoreWindow->get_Bounds(&rect); + if (SUCCEEDED(result)) + { + LONG width = std::floor(rect.Width * mScaleFactor + 0.5); + LONG height = std::floor(rect.Height * mScaleFactor + 0.5); + mClientRect = { 0, 0, width, height }; + } + } + } + + if (SUCCEEDED(result)) + { + mNewClientRect = mClientRect; + mClientRectChanged = false; + return registerForSizeChangeEvents(); + } + + return false; +} + +bool CoreWindowNativeWindow::registerForSizeChangeEvents() +{ + HRESULT result = mCoreWindow->add_SizeChanged(Callback<SizeChangedHandler>(this, &CoreWindowNativeWindow::onSizeChanged).Get(), + &mSizeChangedEventToken); + + if (SUCCEEDED(result)) + { + return true; + } + + return false; +} + +void CoreWindowNativeWindow::unregisterForSizeChangeEvents() +{ + if (mCoreWindow) + { + (void)mCoreWindow->remove_SizeChanged(mSizeChangedEventToken); + } + mSizeChangedEventToken.value = 0; +} + +HRESULT CoreWindowNativeWindow::createSwapChain(ID3D11Device *device, DXGIFactory *factory, DXGI_FORMAT format, unsigned int width, unsigned int height, DXGISwapChain **swapChain) +{ + if (device == NULL || factory == NULL || swapChain == NULL || width == 0 || height == 0) + { + return E_INVALIDARG; + } + + DXGI_SWAP_CHAIN_DESC1 swapChainDesc = { 0 }; + swapChainDesc.Width = width; + swapChainDesc.Height = height; + swapChainDesc.Format = format; + swapChainDesc.Stereo = FALSE; + swapChainDesc.SampleDesc.Count = 1; + swapChainDesc.SampleDesc.Quality = 0; + swapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT | DXGI_USAGE_BACK_BUFFER; + swapChainDesc.BufferCount = 2; + swapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL; + swapChainDesc.Scaling = DXGI_SCALING_STRETCH; + + *swapChain = nullptr; + + ComPtr<IDXGISwapChain1> newSwapChain; + HRESULT result = factory->CreateSwapChainForCoreWindow(device, mCoreWindow.Get(), &swapChainDesc, nullptr, newSwapChain.ReleaseAndGetAddressOf()); + if (SUCCEEDED(result)) + { + +#if (WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP) // This block is disabled for Qt applications, as the resize events are expected + // Test if swapchain supports resize. On Windows Phone devices, this will return DXGI_ERROR_UNSUPPORTED. On + // other devices DXGI_ERROR_INVALID_CALL should be returned because the combination of flags passed + // (DXGI_SWAP_CHAIN_FLAG_NONPREROTATED | DXGI_SWAP_CHAIN_FLAG_GDI_COMPATIBLE) are invalid flag combinations. + if (newSwapChain->ResizeBuffers(swapChainDesc.BufferCount, swapChainDesc.Width, swapChainDesc.Height, swapChainDesc.Format, DXGI_SWAP_CHAIN_FLAG_NONPREROTATED | DXGI_SWAP_CHAIN_FLAG_GDI_COMPATIBLE) == DXGI_ERROR_UNSUPPORTED) + { + mSupportsSwapChainResize = false; + } +#endif // (WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP) + + result = newSwapChain.CopyTo(swapChain); + } + + if (SUCCEEDED(result)) + { + // If automatic swapchain resize behaviors have been disabled, then + // unregister for the resize change events. + if (mSupportsSwapChainResize == false) + { + unregisterForSizeChangeEvents(); + } + } + + return result; +} + +// Basically, this shouldn't be used on Phone +HRESULT CoreWindowNativeWindow::onSizeChanged(ABI::Windows::UI::Core::ICoreWindow *, ABI::Windows::UI::Core::IWindowSizeChangedEventArgs *e) +{ + ABI::Windows::Foundation::Size size; + if (SUCCEEDED(e->get_Size(&size))) + { + SIZE windowSizeInPixels = { + std::floor(size.Width * mScaleFactor + 0.5), + std::floor(size.Height * mScaleFactor + 0.5) + }; + setNewClientSize(windowSizeInPixels); + } + + return S_OK; +} +} diff --git a/src/3rdparty/angle/src/common/winrt/CoreWindowNativeWindow.h b/src/3rdparty/angle/src/common/winrt/CoreWindowNativeWindow.h new file mode 100644 index 0000000000..1c5512417d --- /dev/null +++ b/src/3rdparty/angle/src/common/winrt/CoreWindowNativeWindow.h @@ -0,0 +1,39 @@ +// +// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// CoreWindowNativeWindow.h: NativeWindow for managing ICoreWindow native window types. + +#ifndef COMMON_WINRT_COREWINDOWNATIVEWINDOW_H_ +#define COMMON_WINRT_COREWINDOWNATIVEWINDOW_H_ + +#include "common/winrt/InspectableNativeWindow.h" +#include <memory> +#include <windows.graphics.display.h> + +namespace rx +{ + +class CoreWindowNativeWindow : public InspectableNativeWindow, public std::enable_shared_from_this<CoreWindowNativeWindow> +{ + public: + ~CoreWindowNativeWindow(); + + bool initialize(EGLNativeWindowType window, EGLNativeDisplayType display, IPropertySet *propertySet); + bool registerForSizeChangeEvents(); + void unregisterForSizeChangeEvents(); + HRESULT createSwapChain(ID3D11Device *device, DXGIFactory *factory, DXGI_FORMAT format, unsigned int width, unsigned int height, DXGISwapChain **swapChain); + + private: + HRESULT onSizeChanged(ABI::Windows::UI::Core::ICoreWindow *, ABI::Windows::UI::Core::IWindowSizeChangedEventArgs *); + + ComPtr<ABI::Windows::UI::Core::ICoreWindow> mCoreWindow; + ComPtr<ABI::Windows::Graphics::Display::IDisplayInformation> mDisplayInformation; + ComPtr<IMap<HSTRING, IInspectable*>> mPropertyMap; +}; + +} + +#endif // COMMON_WINRT_COREWINDOWNATIVEWINDOW_H_ diff --git a/src/3rdparty/angle/src/common/winrt/InspectableNativeWindow.cpp b/src/3rdparty/angle/src/common/winrt/InspectableNativeWindow.cpp new file mode 100644 index 0000000000..0589f6dce5 --- /dev/null +++ b/src/3rdparty/angle/src/common/winrt/InspectableNativeWindow.cpp @@ -0,0 +1,274 @@ +// +// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// InspectableNativeWindow.cpp: NativeWindow base class for managing IInspectable native window types. + +#include "common/winrt/CoreWindowNativeWindow.h" +#include "common/winrt/SwapChainPanelNativeWindow.h" + +namespace rx +{ +NativeWindow::NativeWindow(EGLNativeWindowType window, EGLNativeDisplayType display) + : mWindow(window), mDisplay(display) +{ +} + +bool NativeWindow::initialize() +{ + // If the native window type is a IPropertySet, extract the + // EGLNativeWindowType (IInspectable) and initialize the + // proper host with this IPropertySet. + ComPtr<ABI::Windows::Foundation::Collections::IPropertySet> propertySet; + ComPtr<IInspectable> eglNativeWindow; + if (IsEGLConfiguredPropertySet(mWindow, &propertySet, &eglNativeWindow)) + { + // A property set was found and the EGLNativeWindowType was + // retrieved. The mWindow member of the host to must be updated + // to use the EGLNativeWindowType specified in the property set. + // mWindow is treated as a raw pointer not an AddRef'd interface, so + // the old mWindow does not need a Release() before this assignment. + mWindow = eglNativeWindow.Get(); + } + + ComPtr<ABI::Windows::UI::Core::ICoreWindow> coreWindow; + ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> swapChainPanel; + if (IsCoreWindow(mWindow, &coreWindow)) + { + mImpl = std::make_shared<CoreWindowNativeWindow>(); + if (mImpl) + { + return mImpl->initialize(mWindow, mDisplay, propertySet.Get()); + } + } + else if (IsSwapChainPanel(mWindow, &swapChainPanel)) + { + mImpl = std::make_shared<SwapChainPanelNativeWindow>(); + if (mImpl) + { + return mImpl->initialize(mWindow, mDisplay, propertySet.Get()); + } + } + else + { + ERR("Invalid IInspectable EGLNativeWindowType detected. Valid IInspectables include ICoreWindow, ISwapChainPanel and IPropertySet"); + } + + return false; +} + +bool NativeWindow::getClientRect(RECT *rect) +{ + if (mImpl) + { + return mImpl->getClientRect(rect); + } + + return false; +} + +bool NativeWindow::isIconic() +{ + return false; +} + +HRESULT NativeWindow::createSwapChain(ID3D11Device *device, DXGIFactory *factory, DXGI_FORMAT format, unsigned int width, unsigned int height, DXGISwapChain **swapChain) +{ + if (mImpl) + { + return mImpl->createSwapChain(device, factory, format, width, height, swapChain); + } + + return E_UNEXPECTED; +} + +bool IsCoreWindow(EGLNativeWindowType window, ComPtr<ABI::Windows::UI::Core::ICoreWindow> *coreWindow) +{ + if (!window) + { + return false; + } + + ComPtr<IInspectable> win = window; + ComPtr<ABI::Windows::UI::Core::ICoreWindow> coreWin; + if (SUCCEEDED(win.As(&coreWin))) + { + if (coreWindow != nullptr) + { + *coreWindow = coreWin.Detach(); + } + return true; + } + + return false; +} + +bool IsSwapChainPanel(EGLNativeWindowType window, ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> *swapChainPanel) +{ + if (!window) + { + return false; + } + + ComPtr<IInspectable> win = window; + ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> panel; + if (SUCCEEDED(win.As(&panel))) + { + if (swapChainPanel != nullptr) + { + *swapChainPanel = panel.Detach(); + } + return true; + } + + return false; +} + +bool IsEGLConfiguredPropertySet(EGLNativeWindowType window, ABI::Windows::Foundation::Collections::IPropertySet **propertySet, IInspectable **eglNativeWindow) +{ + if (!window) + { + return false; + } + + ComPtr<IInspectable> props = window; + ComPtr<IPropertySet> propSet; + ComPtr<IInspectable> nativeWindow; + ComPtr<ABI::Windows::Foundation::Collections::IMap<HSTRING, IInspectable*>> propMap; + boolean hasEglNativeWindowPropertyKey = false; + + HRESULT result = props.As(&propSet); + if (SUCCEEDED(result)) + { + result = propSet.As(&propMap); + } + + // Look for the presence of the EGLNativeWindowType in the property set + if (SUCCEEDED(result)) + { + result = propMap->HasKey(HStringReference(EGLNativeWindowTypeProperty).Get(), &hasEglNativeWindowPropertyKey); + } + + // If the IPropertySet does not contain the required EglNativeWindowType key, the property set is + // considered invalid. + if (SUCCEEDED(result) && !hasEglNativeWindowPropertyKey) + { + ERR("Could not find EGLNativeWindowTypeProperty in IPropertySet. Valid EGLNativeWindowTypeProperty values include ICoreWindow"); + return false; + } + + // The EglNativeWindowType property exists, so retreive the IInspectable that represents the EGLNativeWindowType + if (SUCCEEDED(result) && hasEglNativeWindowPropertyKey) + { + result = propMap->Lookup(HStringReference(EGLNativeWindowTypeProperty).Get(), &nativeWindow); + } + + if (SUCCEEDED(result)) + { + if (propertySet != nullptr) + { + result = propSet.CopyTo(propertySet); + } + } + + if (SUCCEEDED(result)) + { + if (eglNativeWindow != nullptr) + { + result = nativeWindow.CopyTo(eglNativeWindow); + } + } + + if (SUCCEEDED(result)) + { + return true; + } + + return false; +} + +// A Valid EGLNativeWindowType IInspectable can only be: +// +// ICoreWindow +// IPropertySet +// +// Anything else will be rejected as an invalid IInspectable. +bool IsValidEGLNativeWindowType(EGLNativeWindowType window) +{ + return IsCoreWindow(window) || IsSwapChainPanel(window) || IsEGLConfiguredPropertySet(window); +} + +// Attempts to read an optional SIZE property value that is assumed to be in the form of +// an ABI::Windows::Foundation::Size. This function validates the Size value before returning +// it to the caller. +// +// Possible return values are: +// S_OK, valueExists == true - optional SIZE value was successfully retrieved and validated +// S_OK, valueExists == false - optional SIZE value was not found +// E_INVALIDARG, valueExists = false - optional SIZE value was malformed in the property set. +// * Incorrect property type ( must be PropertyType_Size) +// * Invalid property value (width/height must be > 0) +// Additional errors may be returned from IMap or IPropertyValue +// +HRESULT GetOptionalSizePropertyValue(const ComPtr<ABI::Windows::Foundation::Collections::IMap<HSTRING, IInspectable*>>& propertyMap, const wchar_t *propertyName, SIZE *value, bool *valueExists) +{ + if (!propertyMap || !propertyName || !value || !valueExists) + { + return false; + } + + // Assume that the value does not exist + *valueExists = false; + *value = { 0, 0 }; + + ComPtr<ABI::Windows::Foundation::IPropertyValue> propertyValue; + ABI::Windows::Foundation::PropertyType propertyType = ABI::Windows::Foundation::PropertyType::PropertyType_Empty; + Size sizeValue = { 0, 0 }; + boolean hasKey = false; + + HRESULT result = propertyMap->HasKey(HStringReference(propertyName).Get(), &hasKey); + if (SUCCEEDED(result) && !hasKey) + { + // Value does not exist, so return S_OK and set the exists parameter to false to indicate + // that a the optional property does not exist. + *valueExists = false; + return S_OK; + } + + if (SUCCEEDED(result)) + { + result = propertyMap->Lookup(HStringReference(propertyName).Get(), &propertyValue); + } + + if (SUCCEEDED(result)) + { + result = propertyValue->get_Type(&propertyType); + } + + // Check if the expected Size property is of PropertyType_Size type. + if (SUCCEEDED(result) && propertyType == ABI::Windows::Foundation::PropertyType::PropertyType_Size) + { + if (SUCCEEDED(propertyValue->GetSize(&sizeValue)) && (sizeValue.Width > 0 && sizeValue.Height > 0)) + { + // A valid property value exists + *value = { static_cast<long>(sizeValue.Width), static_cast<long>(sizeValue.Height) }; + *valueExists = true; + result = S_OK; + } + else + { + // An invalid Size property was detected. Width/Height values must > 0 + result = E_INVALIDARG; + } + } + else + { + // An invalid property type was detected. Size property must be of PropertyType_Size + result = E_INVALIDARG; + } + + return result; +} +} diff --git a/src/3rdparty/angle/src/common/winrt/InspectableNativeWindow.h b/src/3rdparty/angle/src/common/winrt/InspectableNativeWindow.h new file mode 100644 index 0000000000..402941a788 --- /dev/null +++ b/src/3rdparty/angle/src/common/winrt/InspectableNativeWindow.h @@ -0,0 +1,91 @@ +// +// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// InspectableNativeWindow.h: Host specific implementation interface for +// managing IInspectable native window types. + +#ifndef COMMON_WINRT_INSPECTABLENATIVEWINDOW_H_ +#define COMMON_WINRT_INSPECTABLENATIVEWINDOW_H_ + +#include "common/platform.h" +#include "common/NativeWindow.h" +#include "angle_windowsstore.h" + +#include <windows.ui.xaml.h> +#include <windows.ui.xaml.media.dxinterop.h> + +using namespace Microsoft::WRL; +using namespace Microsoft::WRL::Wrappers; +using namespace ABI::Windows::Foundation; +using namespace ABI::Windows::Foundation::Collections; + +namespace rx +{ +class InspectableNativeWindow +{ + public: + InspectableNativeWindow() : + mSupportsSwapChainResize(true), + mRequiresSwapChainScaling(false), + mClientRectChanged(false), + mClientRect({0,0,0,0}), + mNewClientRect({0,0,0,0}), + mScaleFactor(1.0) + { + mSizeChangedEventToken.value = 0; + } + virtual ~InspectableNativeWindow(){} + + virtual bool initialize(EGLNativeWindowType window, EGLNativeDisplayType display, IPropertySet *propertySet) = 0; + virtual HRESULT createSwapChain(ID3D11Device *device, DXGIFactory *factory, DXGI_FORMAT format, unsigned int width, unsigned int height, DXGISwapChain **swapChain) = 0; + virtual bool registerForSizeChangeEvents() = 0; + virtual void unregisterForSizeChangeEvents() = 0; + virtual HRESULT scaleSwapChain(const SIZE& newSize) { return S_OK; } + + bool getClientRect(RECT *rect) + { + if (mClientRectChanged && mSupportsSwapChainResize) + { + mClientRect = mNewClientRect; + mClientRectChanged = false; + } + + *rect = mClientRect; + + return true; + } + + void setNewClientSize(const SIZE &newSize) + { + if (mSupportsSwapChainResize && !mRequiresSwapChainScaling) + { + mNewClientRect = { 0, 0, newSize.cx, newSize.cy }; + mClientRectChanged = true; + } + + if (mRequiresSwapChainScaling) + { + scaleSwapChain(newSize); + } + } + +protected: + bool mSupportsSwapChainResize; + bool mRequiresSwapChainScaling; + RECT mClientRect; + RECT mNewClientRect; + bool mClientRectChanged; + DOUBLE mScaleFactor; + + EventRegistrationToken mSizeChangedEventToken; +}; + +bool IsCoreWindow(EGLNativeWindowType window, ComPtr<ABI::Windows::UI::Core::ICoreWindow> *coreWindow = nullptr); +bool IsSwapChainPanel(EGLNativeWindowType window, ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> *swapChainPanel = nullptr); +bool IsEGLConfiguredPropertySet(EGLNativeWindowType window, ABI::Windows::Foundation::Collections::IPropertySet **propertySet = nullptr, IInspectable **inspectable = nullptr); +HRESULT GetOptionalSizePropertyValue(const ComPtr<ABI::Windows::Foundation::Collections::IMap<HSTRING, IInspectable*>>& propertyMap, const wchar_t *propertyName, SIZE *value, bool *valueExists); +} +#endif // COMMON_WINRT_INSPECTABLENATIVEWINDOW_H_ diff --git a/src/3rdparty/angle/src/common/winrt/SwapChainPanelNativeWindow.cpp b/src/3rdparty/angle/src/common/winrt/SwapChainPanelNativeWindow.cpp new file mode 100644 index 0000000000..268dfbd8f0 --- /dev/null +++ b/src/3rdparty/angle/src/common/winrt/SwapChainPanelNativeWindow.cpp @@ -0,0 +1,226 @@ +// +// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// SwapChainPanelNativeWindow.cpp: NativeWindow for managing ISwapChainPanel native window types. + +#include "common/winrt/SwapChainPanelNativeWindow.h" +#include <algorithm> +#include <math.h> +using namespace ABI::Windows::Foundation::Collections; + +namespace rx +{ +SwapChainPanelNativeWindow::~SwapChainPanelNativeWindow() +{ + unregisterForSizeChangeEvents(); +} + +bool SwapChainPanelNativeWindow::initialize(EGLNativeWindowType window, EGLNativeDisplayType display, IPropertySet *propertySet) +{ + ComPtr<IPropertySet> props = propertySet; + ComPtr<IInspectable> win = window; + SIZE swapChainSize = {}; + bool swapChainSizeSpecified = false; + HRESULT result = S_OK; + + // IPropertySet is an optional parameter and can be null. + // If one is specified, cache as an IMap and read the properties + // used for initial host initialization. + if (propertySet) + { + result = props.As(&mPropertyMap); + if (SUCCEEDED(result)) + { + // The EGLRenderSurfaceSizeProperty is optional and may be missing. The IPropertySet + // was prevalidated to contain the EGLNativeWindowType before being passed to + // this host. + result = GetOptionalSizePropertyValue(mPropertyMap, EGLRenderSurfaceSizeProperty, &swapChainSize, &swapChainSizeSpecified); + } + } + + if (SUCCEEDED(result)) + { + result = win.As(&mSwapChainPanel); + } + + if (SUCCEEDED(result)) + { + // If a swapchain size is specfied, then the automatic resize + // behaviors implemented by the host should be disabled. The swapchain + // will be still be scaled when being rendered to fit the bounds + // of the host. + // Scaling of the swapchain output needs to be handled by the + // host for swapchain panels even though the scaling mode setting + // DXGI_SCALING_STRETCH is configured on the swapchain. + if (swapChainSizeSpecified) + { + mClientRect = { 0, 0, swapChainSize.cx, swapChainSize.cy }; + + // Enable host swapchain scaling + mRequiresSwapChainScaling = true; + } + else + { + result = GetSwapChainPanelSize(mSwapChainPanel, &mClientRect); + } + } + + if (SUCCEEDED(result)) + { + mNewClientRect = mClientRect; + mClientRectChanged = false; + return registerForSizeChangeEvents(); + } + + return false; +} + +bool SwapChainPanelNativeWindow::registerForSizeChangeEvents() +{ + ComPtr<ABI::Windows::UI::Xaml::ISizeChangedEventHandler> sizeChangedHandler; + ComPtr<ABI::Windows::UI::Xaml::IFrameworkElement> frameworkElement; + HRESULT result = Microsoft::WRL::MakeAndInitialize<SwapChainPanelSizeChangedHandler>(sizeChangedHandler.ReleaseAndGetAddressOf(), this->shared_from_this()); + + if (SUCCEEDED(result)) + { + result = mSwapChainPanel.As(&frameworkElement); + } + + if (SUCCEEDED(result)) + { + result = frameworkElement->add_SizeChanged(sizeChangedHandler.Get(), &mSizeChangedEventToken); + } + + if (SUCCEEDED(result)) + { + return true; + } + + return false; +} + +void SwapChainPanelNativeWindow::unregisterForSizeChangeEvents() +{ + ComPtr<ABI::Windows::UI::Xaml::IFrameworkElement> frameworkElement; + if (SUCCEEDED(mSwapChainPanel.As(&frameworkElement))) + { + (void)frameworkElement->remove_SizeChanged(mSizeChangedEventToken); + } + + mSizeChangedEventToken.value = 0; +} + +HRESULT SwapChainPanelNativeWindow::createSwapChain(ID3D11Device *device, DXGIFactory *factory, DXGI_FORMAT format, unsigned int width, unsigned int height, DXGISwapChain **swapChain) +{ + if (device == NULL || factory == NULL || swapChain == NULL || width == 0 || height == 0) + { + return E_INVALIDARG; + } + + DXGI_SWAP_CHAIN_DESC1 swapChainDesc = { 0 }; + swapChainDesc.Width = width; + swapChainDesc.Height = height; + swapChainDesc.Format = format; + swapChainDesc.Stereo = FALSE; + swapChainDesc.SampleDesc.Count = 1; + swapChainDesc.SampleDesc.Quality = 0; + swapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT | DXGI_USAGE_BACK_BUFFER; + swapChainDesc.BufferCount = 2; + swapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL; + swapChainDesc.Scaling = DXGI_SCALING_STRETCH; + swapChainDesc.AlphaMode = DXGI_ALPHA_MODE_IGNORE; + + *swapChain = nullptr; + + ComPtr<IDXGISwapChain1> newSwapChain; + ComPtr<ISwapChainPanelNative> swapChainPanelNative; + RECT currentPanelSize = {}; + + HRESULT result = factory->CreateSwapChainForComposition(device, &swapChainDesc, nullptr, newSwapChain.ReleaseAndGetAddressOf()); + + if (SUCCEEDED(result)) + { + result = mSwapChainPanel.As(&swapChainPanelNative); + } + + if (SUCCEEDED(result)) + { + result = swapChainPanelNative->SetSwapChain(newSwapChain.Get()); + } + + if (SUCCEEDED(result)) + { + // The swapchain panel host requires an instance of the swapchain set on the SwapChainPanel + // to perform the runtime-scale behavior. This swapchain is cached here because there are + // no methods for retreiving the currently configured on from ISwapChainPanelNative. + mSwapChain = newSwapChain; + result = newSwapChain.CopyTo(swapChain); + } + + // If the host is responsible for scaling the output of the swapchain, then + // scale it now before returning an instance to the caller. This is done by + // first reading the current size of the swapchain panel, then scaling + if (SUCCEEDED(result) && mRequiresSwapChainScaling) + { + result = GetSwapChainPanelSize(mSwapChainPanel, ¤tPanelSize); + } + + // Scale the swapchain to fit inside the contents of the panel. + if (SUCCEEDED(result) && mRequiresSwapChainScaling) + { + SIZE currentSize = { currentPanelSize.right, currentPanelSize.bottom }; + result = scaleSwapChain(currentSize); + } + + if (SUCCEEDED(result)) + { + // If automatic swapchain resize behaviors have been disabled, then + // unregister for the resize change events. + if (mSupportsSwapChainResize == false) + { + unregisterForSizeChangeEvents(); + } + } + + return result; +} + +HRESULT SwapChainPanelNativeWindow::scaleSwapChain(const SIZE &newSize) +{ + ABI::Windows::Foundation::Size renderScale = { (float)newSize.cx/(float)mClientRect.right, (float)newSize.cy/(float)mClientRect.bottom }; + // Setup a scale matrix for the swap chain + DXGI_MATRIX_3X2_F scaleMatrix = {}; + scaleMatrix._11 = renderScale.Width; + scaleMatrix._22 = renderScale.Height; + + ComPtr<IDXGISwapChain2> swapChain2; + HRESULT result = mSwapChain.As(&swapChain2); + if (SUCCEEDED(result)) + { + result = swapChain2->SetMatrixTransform(&scaleMatrix); + } + + return result; +} + +HRESULT GetSwapChainPanelSize(const ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> &swapChainPanel, RECT *windowSize) +{ + ComPtr<ABI::Windows::UI::Xaml::IUIElement> uiElement; + ABI::Windows::Foundation::Size renderSize = { 0, 0 }; + HRESULT result = swapChainPanel.As(&uiElement); + if (SUCCEEDED(result)) + { + result = uiElement->get_RenderSize(&renderSize); + } + + if (SUCCEEDED(result)) + { + *windowSize = { 0, 0, lround(renderSize.Width), lround(renderSize.Height) }; + } + + return result; +} +} diff --git a/src/3rdparty/angle/src/common/winrt/SwapChainPanelNativeWindow.h b/src/3rdparty/angle/src/common/winrt/SwapChainPanelNativeWindow.h new file mode 100644 index 0000000000..5bbf274e64 --- /dev/null +++ b/src/3rdparty/angle/src/common/winrt/SwapChainPanelNativeWindow.h @@ -0,0 +1,79 @@ +// +// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// SwapChainPanelNativeWindow.h: NativeWindow for managing ISwapChainPanel native window types. + +#ifndef COMMON_WINRT_SWAPCHAINPANELNATIVEWINDOW_H_ +#define COMMON_WINRT_SWAPCHAINPANELNATIVEWINDOW_H_ + +#include "common/winrt/InspectableNativeWindow.h" + +namespace rx +{ +class SwapChainPanelNativeWindow : public InspectableNativeWindow, public std::enable_shared_from_this<SwapChainPanelNativeWindow> +{ + public: + ~SwapChainPanelNativeWindow(); + + bool initialize(EGLNativeWindowType window, EGLNativeDisplayType display, IPropertySet *propertySet); + bool registerForSizeChangeEvents(); + void unregisterForSizeChangeEvents(); + HRESULT createSwapChain(ID3D11Device *device, DXGIFactory *factory, DXGI_FORMAT format, unsigned int width, unsigned int height, DXGISwapChain **swapChain); + HRESULT scaleSwapChain(const SIZE &newSize); + + private: + ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> mSwapChainPanel; + ComPtr<IMap<HSTRING, IInspectable*>> mPropertyMap; + ComPtr<DXGISwapChain> mSwapChain; +}; + +[uuid(8ACBD974-8187-4508-AD80-AEC77F93CF36)] +class SwapChainPanelSizeChangedHandler : + public Microsoft::WRL::RuntimeClass<Microsoft::WRL::RuntimeClassFlags<Microsoft::WRL::ClassicCom>, ABI::Windows::UI::Xaml::ISizeChangedEventHandler> +{ + public: + SwapChainPanelSizeChangedHandler() { } + HRESULT RuntimeClassInitialize(std::shared_ptr<InspectableNativeWindow> host) + { + if (!host) + { + return E_INVALIDARG; + } + + mHost = host; + return S_OK; + } + + // ISizeChangedEventHandler + IFACEMETHOD(Invoke)(IInspectable *sender, ABI::Windows::UI::Xaml::ISizeChangedEventArgs *sizeChangedEventArgs) + { + std::shared_ptr<InspectableNativeWindow> host = mHost.lock(); + if (host) + { + // The size of the ISwapChainPanel control is returned in DIPs. + // We are keeping these in dips because the swapchain created for composition + // also uses dip units. This keeps dimensions, viewports, etc in the same unit. + // XAML Clients of the ISwapChainPanel are required to use dips to define their + // layout sizes as well. + ABI::Windows::Foundation::Size newSize; + HRESULT result = sizeChangedEventArgs->get_NewSize(&newSize); + if (SUCCEEDED(result)) + { + SIZE windowSize = { lround(newSize.Width), lround(newSize.Height) }; + host->setNewClientSize(windowSize); + } + } + + return S_OK; + } + + private: + std::weak_ptr<InspectableNativeWindow> mHost; +}; + +HRESULT GetSwapChainPanelSize(const ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> &swapChainPanel, RECT *windowSize); +} +#endif // COMMON_WINRT_SWAPCHAINPANELNATIVEWINDOW_H_ |