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Diffstat (limited to 'examples/qt3d/examples-common/qt3dquickwindow.cpp')
| -rw-r--r-- | examples/qt3d/examples-common/qt3dquickwindow.cpp | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/examples/qt3d/examples-common/qt3dquickwindow.cpp b/examples/qt3d/examples-common/qt3dquickwindow.cpp deleted file mode 100644 index 1537b4e71..000000000 --- a/examples/qt3d/examples-common/qt3dquickwindow.cpp +++ /dev/null @@ -1,246 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB). -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt3D module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qt3dquickwindow.h" -#include <Qt3DQuick/QQmlAspectEngine> -#include <Qt3DRender/qcamera.h> -#include <Qt3DRender/qrenderaspect.h> -#include <Qt3DRender/qrendersettings.h> -#include <Qt3DRender/qrendersurfaceselector.h> -#include <Qt3DInput/qinputaspect.h> -#include <Qt3DInput/qinputsettings.h> -#include <Qt3DLogic/qlogicaspect.h> - -#include <QQmlContext> - -#include <QtGui/qopenglcontext.h> - -QT_BEGIN_NAMESPACE - -Qt3DQuickWindow::Qt3DQuickWindow(QWindow *parent) - : QQuickWindow(parent) - , m_engine(Q_NULLPTR) - , m_renderAspect(Q_NULLPTR) - , m_inputAspect(Q_NULLPTR) - , m_logicAspect(Q_NULLPTR) - , m_initialized(false) - , m_cameraAspectRatioMode(AutomaticAspectRatio) -{ - setSurfaceType(QSurface::OpenGLSurface); - - resize(1024, 768); - - QSurfaceFormat format; -#ifdef QT_OPENGL_ES_2 - format.setRenderableType(QSurfaceFormat::OpenGLES); -#else - if (QOpenGLContext::openGLModuleType() == QOpenGLContext::LibGL) { - format.setVersion(4, 3); - format.setProfile(QSurfaceFormat::CoreProfile); - } -#endif - format.setDepthBufferSize(24); - format.setSamples(4); - format.setStencilBufferSize(8); - setFormat(format); - QSurfaceFormat::setDefaultFormat(format); - create(); - - m_engine.reset(new Qt3DCore::Quick::QQmlAspectEngine); - m_renderAspect = new Qt3DRender::QRenderAspect; - m_inputAspect = new Qt3DInput::QInputAspect; - m_logicAspect = new Qt3DLogic::QLogicAspect; - - m_engine->aspectEngine()->registerAspect(m_renderAspect); - m_engine->aspectEngine()->registerAspect(m_inputAspect); - m_engine->aspectEngine()->registerAspect(m_logicAspect); -} - -Qt3DQuickWindow::~Qt3DQuickWindow() -{ -} - -void Qt3DQuickWindow::registerAspect(Qt3DCore::QAbstractAspect *aspect) -{ - Q_ASSERT(!isVisible()); - m_engine->aspectEngine()->registerAspect(aspect); -} - -void Qt3DQuickWindow::registerAspect(const QString &name) -{ - Q_ASSERT(!isVisible()); - m_engine->aspectEngine()->registerAspect(name); -} - -void Qt3DQuickWindow::setSource(const QUrl &source) -{ - m_source = source; -} - -Qt3DCore::Quick::QQmlAspectEngine *Qt3DQuickWindow::engine() const -{ - return m_engine.data(); -} - -void Qt3DQuickWindow::setCameraAspectRatioMode(CameraAspectRatioMode mode) -{ - if (m_cameraAspectRatioMode == mode) - return; - - m_cameraAspectRatioMode = mode; - setCameraAspectModeHelper(); - emit cameraAspectRatioModeChanged(mode); -} - -Qt3DQuickWindow::CameraAspectRatioMode Qt3DQuickWindow::cameraAspectRatioMode() const -{ - return m_cameraAspectRatioMode; -} - -void Qt3DQuickWindow::showEvent(QShowEvent *e) -{ - if (!m_initialized) { - - // Connect to the QQmlAspectEngine's statusChanged signal so that when the QML is loaded - // and th eobjects hav ebeen instantiated, but before we set them on the QAspectEngine we - // can swoop in and set the window surface and camera on the framegraph and ensure the camera - // respects the window's aspect ratio - connect(m_engine.data(), &Qt3DCore::Quick::QQmlAspectEngine::sceneCreated, - this, &Qt3DQuickWindow::onSceneCreated); - - m_engine->setSource(m_source); - - // Set the QQmlIncubationController on the window - // to benefit from asynchronous incubation - m_engine->qmlEngine()->setIncubationController(QQuickWindow::incubationController()); - - m_initialized = true; - } - QQuickWindow::showEvent(e); -} - -void Qt3DQuickWindow::onSceneCreated(QObject *rootObject) -{ - Q_ASSERT(rootObject); - - setWindowSurface(rootObject); - - if (m_cameraAspectRatioMode == AutomaticAspectRatio) { - // Set aspect ratio of first camera to match the window - QList<Qt3DRender::QCamera *> cameras - = rootObject->findChildren<Qt3DRender::QCamera *>(); - if (cameras.isEmpty()) { - qWarning() << "No camera found"; - } else { - m_camera = cameras.first(); - setCameraAspectModeHelper(); - } - } - - // Set ourselves up as a source of input events for the input aspect - Qt3DInput::QInputSettings *inputSettings = rootObject->findChild<Qt3DInput::QInputSettings *>(); - if (inputSettings) { - inputSettings->setEventSource(this); - } else { - qWarning() << "No Input Settings found, keyboard and mouse events won't be handled"; - } -} - -void Qt3DQuickWindow::setWindowSurface(QObject *rootObject) -{ - // Find surface selector in framegraph and set ourselves up as the - // render surface there - Qt3DRender::QRenderSettings *rendererSettings - = rootObject->findChild<Qt3DRender::QRenderSettings *>(); - if (!rendererSettings) { - qWarning() << "No renderer settings component found"; - return; - } - - Qt3DCore::QNode *frameGraphRoot = rendererSettings->activeFrameGraph(); - if (!frameGraphRoot) { - qWarning() << "No active frame graph found"; - return; - } - - Qt3DRender::QRenderSurfaceSelector *surfaceSelector = qobject_cast<Qt3DRender::QRenderSurfaceSelector *>(frameGraphRoot); - if (!surfaceSelector) - surfaceSelector = frameGraphRoot->findChild<Qt3DRender::QRenderSurfaceSelector *>(); - if (!surfaceSelector) { - qWarning() << "No render surface selector found in frame graph"; - return; - } - - surfaceSelector->setSurface(this); -} - -void Qt3DQuickWindow::setCameraAspectModeHelper() -{ - switch (m_cameraAspectRatioMode) { - case AutomaticAspectRatio: - connect(this, &QWindow::widthChanged, this, &Qt3DQuickWindow::updateCameraAspectRatio); - connect(this, &QWindow::heightChanged, this, &Qt3DQuickWindow::updateCameraAspectRatio); - break; - case UserAspectRatio: - disconnect(this, &QWindow::widthChanged, this, &Qt3DQuickWindow::updateCameraAspectRatio); - disconnect(this, &QWindow::heightChanged, this, &Qt3DQuickWindow::updateCameraAspectRatio); - break; - } -} - -void Qt3DQuickWindow::updateCameraAspectRatio() -{ - if (m_camera) { - m_camera->setAspectRatio(static_cast<float>(width()) / - static_cast<float>(height())); - } -} - -QT_END_NAMESPACE |