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Diffstat (limited to 'examples/qt3d/examples-common/qt3dwindow.cpp')
| -rw-r--r-- | examples/qt3d/examples-common/qt3dwindow.cpp | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/examples/qt3d/examples-common/qt3dwindow.cpp b/examples/qt3d/examples-common/qt3dwindow.cpp new file mode 100644 index 000000000..9575424a8 --- /dev/null +++ b/examples/qt3d/examples-common/qt3dwindow.cpp @@ -0,0 +1,179 @@ +/**************************************************************************** +** +** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt3D module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/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 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPLv3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or later 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 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qt3dwindow.h" + +#include <Qt3DRender/qforwardrenderer.h> +#include <Qt3DRender/qframegraph.h> +#include <Qt3DRender/qrenderaspect.h> +#include <Qt3DInput/qinputaspect.h> +#include <Qt3DLogic/qlogicaspect.h> + +#include <Qt3DCore/qaspectengine.h> +#include <Qt3DCore/qcamera.h> +#include <Qt3DCore/qentity.h> + +#include <QtGui/qopenglcontext.h> + +QT_BEGIN_NAMESPACE + +Qt3DWindow::Qt3DWindow(QScreen *screen) + : QWindow(screen) + , m_aspectEngine(new Qt3DCore::QAspectEngine) + , m_renderAspect(new Qt3DRender::QRenderAspect) + , m_inputAspect(new Qt3DInput::QInputAspect) + , m_logicAspect(new Qt3DLogic::QLogicAspect) + , m_frameGraph(nullptr) + , m_defaultCamera(new Qt3DCore::QCamera) + , m_root(new Qt3DCore::QEntity) + , m_userRoot(nullptr) + , m_initialized(false) +{ + setSurfaceType(QSurface::OpenGLSurface); + + resize(1024, 768); + + QSurfaceFormat format; + if (QOpenGLContext::openGLModuleType() == QOpenGLContext::LibGL) { + format.setVersion(4, 3); + format.setProfile(QSurfaceFormat::CoreProfile); + } + format.setDepthBufferSize(24); + format.setSamples(4); + format.setStencilBufferSize(8); + setFormat(format); + create(); + + m_aspectEngine->registerAspect(m_renderAspect); + m_aspectEngine->registerAspect(m_inputAspect); + m_aspectEngine->registerAspect(m_logicAspect); +} + +Qt3DWindow::Qt3DWindow(QWindow *parent) + : QWindow(parent) + , m_aspectEngine(new Qt3DCore::QAspectEngine) + , m_renderAspect(new Qt3DRender::QRenderAspect) + , m_inputAspect(new Qt3DInput::QInputAspect) + , m_logicAspect(new Qt3DLogic::QLogicAspect) + , m_frameGraph(nullptr) + , m_defaultCamera(new Qt3DCore::QCamera) + , m_root(new Qt3DCore::QEntity) + , m_userRoot(nullptr) + , m_initialized(false) +{ + setSurfaceType(QSurface::OpenGLSurface); + + resize(1024, 768); + + QSurfaceFormat format; + if (QOpenGLContext::openGLModuleType() == QOpenGLContext::LibGL) { + format.setVersion(4, 3); + format.setProfile(QSurfaceFormat::CoreProfile); + } + format.setDepthBufferSize(24); + format.setSamples(4); + format.setStencilBufferSize(8); + setFormat(format); + create(); + + m_aspectEngine->registerAspect(m_renderAspect); + m_aspectEngine->registerAspect(m_inputAspect); + m_aspectEngine->registerAspect(m_logicAspect);} + +Qt3DWindow::~Qt3DWindow() +{ +} + +void Qt3DWindow::registerAspect(Qt3DCore::QAbstractAspect *aspect) +{ + Q_ASSERT(!isVisible()); + m_aspectEngine->registerAspect(aspect); +} + +void Qt3DWindow::registerAspect(const QString &name) +{ + Q_ASSERT(!isVisible()); + m_aspectEngine->registerAspect(name); +} + +void Qt3DWindow::setRootEntity(Qt3DCore::QEntity *root) +{ + Q_ASSERT(!isVisible()); + m_userRoot = root; +} + +Qt3DCore::QCamera *Qt3DWindow::camera() const +{ + return m_defaultCamera; +} + +void Qt3DWindow::showEvent(QShowEvent *e) +{ + if (!m_initialized) { + if (m_userRoot != nullptr) + m_userRoot->setParent(m_root); + + if (m_frameGraph == nullptr) { + m_frameGraph = new Qt3DRender::QFrameGraph; + Qt3DRender::QForwardRenderer *forwardRenderer = new Qt3DRender::QForwardRenderer; + forwardRenderer->setCamera(m_defaultCamera); + m_frameGraph->setActiveFrameGraph(forwardRenderer); + } + + // TODO: Get rid of this + QVariantMap data; + data.insert(QStringLiteral("surface"), QVariant::fromValue(static_cast<QSurface *>(this))); + data.insert(QStringLiteral("eventSource"), QVariant::fromValue(this)); + m_aspectEngine->setData(data); + + m_root->addComponent(m_frameGraph); + m_aspectEngine->setRootEntity(m_root); + + // TODO: Get rid of this too + m_inputAspect->setCamera(m_defaultCamera); + + m_initialized = true; + } + + QWindow::showEvent(e); +} + +void Qt3DWindow::resizeEvent(QResizeEvent *) +{ + m_defaultCamera->setAspectRatio(float(width()) / float(height())); +} + +QT_END_NAMESPACE |