diff options
Diffstat (limited to 'src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp')
| -rw-r--r-- | src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp b/src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp new file mode 100644 index 0000000000..58002fb0dd --- /dev/null +++ b/src/plugins/platforms/direct2d/qwindowsdirect2dcontext.cpp @@ -0,0 +1,218 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qwindowsdirect2dcontext.h" +#include "qwindowsdirect2dhelpers.h" +#include "qwindowsdirect2dintegration.h" + +#include <d3d11_1.h> +#include <d2d1_1.h> +#include <d2d1_1helper.h> +#include <dxgi1_2.h> +#include <wrl.h> +#include <dwrite.h> + +using Microsoft::WRL::ComPtr; + +QT_BEGIN_NAMESPACE + +class QWindowsDirect2DContextPrivate +{ +public: + bool init() + { + HRESULT hr; + + D3D_FEATURE_LEVEL level; + + D3D_DRIVER_TYPE typeAttempts[] = { + D3D_DRIVER_TYPE_HARDWARE, + D3D_DRIVER_TYPE_WARP + }; + const int ntypes = int(sizeof(typeAttempts) / sizeof(typeAttempts[0])); + + for (int i = 0; i < ntypes; i++) { + hr = D3D11CreateDevice(NULL, + typeAttempts[i], + NULL, + D3D11_CREATE_DEVICE_SINGLETHREADED | D3D11_CREATE_DEVICE_BGRA_SUPPORT, + NULL, + 0, + D3D11_SDK_VERSION, + &d3dDevice, + &level, + &d3dDeviceContext); + + if (SUCCEEDED(hr)) + break; + } + + if (FAILED(hr)) { + qWarning("%s: Could not create Direct3D Device: %#x", __FUNCTION__, hr); + return false; + } + + ComPtr<IDXGIDevice> dxgiDevice; + ComPtr<IDXGIAdapter> dxgiAdapter; + + hr = d3dDevice.As(&dxgiDevice); + if (FAILED(hr)) { + qWarning("%s: DXGI Device interface query failed on D3D Device: %#x", __FUNCTION__, hr); + return false; + } + + hr = dxgiDevice->GetParent(IID_PPV_ARGS(&dxgiAdapter)); + if (FAILED(hr)) { + qWarning("%s: Failed to probe DXGI Device for parent DXGI Adapter: %#x", __FUNCTION__, hr); + return false; + } + + hr = dxgiAdapter->GetParent(IID_PPV_ARGS(&dxgiFactory)); + if (FAILED(hr)) { + qWarning("%s: Failed to probe DXGI Adapter for parent DXGI Factory: %#x", __FUNCTION__, hr); + return false; + } + + D2D1_FACTORY_OPTIONS options = {}; + +#ifdef QT_D2D_DEBUG_OUTPUT + qDebug("Turning on Direct2D debugging messages"); + options.debugLevel = D2D1_DEBUG_LEVEL_INFORMATION; +#endif // QT_D2D_DEBUG_OUTPUT + + hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, options, d2dFactory.GetAddressOf()); + if (FAILED(hr)) { + qWarning("%s: Could not create Direct2D Factory: %#x", __FUNCTION__, hr); + return false; + } + + hr = d2dFactory->CreateDevice(dxgiDevice.Get(), &d2dDevice); + if (FAILED(hr)) { + qWarning("%s: Could not create D2D Device: %#x", __FUNCTION__, hr); + return false; + } + + hr = DWriteCreateFactory(DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory), + static_cast<IUnknown **>(&directWriteFactory)); + if (FAILED(hr)) { + qWarning("%s: Could not create DirectWrite factory: %#x", __FUNCTION__, hr); + return false; + } + + hr = directWriteFactory->GetGdiInterop(&directWriteGdiInterop); + if (FAILED(hr)) { + qWarning("%s: Could not create DirectWrite GDI Interop: %#x", __FUNCTION__, hr); + return false; + } + + return true; + } + + ComPtr<ID3D11Device> d3dDevice; + ComPtr<ID2D1Factory1> d2dFactory; + ComPtr<ID2D1Device> d2dDevice; + ComPtr<IDXGIFactory2> dxgiFactory; + ComPtr<ID3D11DeviceContext> d3dDeviceContext; + ComPtr<IDWriteFactory> directWriteFactory; + ComPtr<IDWriteGdiInterop> directWriteGdiInterop; +}; + +QWindowsDirect2DContext::QWindowsDirect2DContext() + : d_ptr(new QWindowsDirect2DContextPrivate) +{ +} + +QWindowsDirect2DContext::~QWindowsDirect2DContext() {} + +bool QWindowsDirect2DContext::init() +{ + Q_D(QWindowsDirect2DContext); + return d->init(); +} + +QWindowsDirect2DContext *QWindowsDirect2DContext::instance() +{ + return QWindowsDirect2DIntegration::instance()->direct2DContext(); +} + +ID3D11Device *QWindowsDirect2DContext::d3dDevice() const +{ + Q_D(const QWindowsDirect2DContext); + return d->d3dDevice.Get(); +} + +ID2D1Device *QWindowsDirect2DContext::d2dDevice() const +{ + Q_D(const QWindowsDirect2DContext); + return d->d2dDevice.Get(); +} + +ID2D1Factory1 *QWindowsDirect2DContext::d2dFactory() const +{ + Q_D(const QWindowsDirect2DContext); + return d->d2dFactory.Get(); +} + +IDXGIFactory2 *QWindowsDirect2DContext::dxgiFactory() const +{ + Q_D(const QWindowsDirect2DContext); + return d->dxgiFactory.Get(); +} + +ID3D11DeviceContext *QWindowsDirect2DContext::d3dDeviceContext() const +{ + Q_D(const QWindowsDirect2DContext); + return d->d3dDeviceContext.Get(); +} + +IDWriteFactory *QWindowsDirect2DContext::dwriteFactory() const +{ + Q_D(const QWindowsDirect2DContext); + return d->directWriteFactory.Get(); +} + +IDWriteGdiInterop *QWindowsDirect2DContext::dwriteGdiInterop() const +{ + Q_D(const QWindowsDirect2DContext); + return d->directWriteGdiInterop.Get(); +} + +QT_END_NAMESPACE |