diff options
author | Sean Harmer <sean.harmer@kdab.com> | 2016-04-20 12:28:43 +0100 |
---|---|---|
committer | Sean Harmer <sean.harmer@kdab.com> | 2016-04-20 14:11:04 +0000 |
commit | f6e1757b5f854d70b9f3855273bd7d406490a3b5 (patch) | |
tree | 0ddd17fb02d1c1303d9f7d679a4343f99afd4a50 /examples | |
parent | a124ac52262affa29cc051606b66ee8adaf47506 (diff) |
Add new example to demonstrate dynamic component addition/removal
Change-Id: I9fbf2fbf14c205f834656bc2f16a525af4fdca20
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>
Diffstat (limited to 'examples')
-rw-r--r-- | examples/qt3d/component-changes/component-changes.pro | 9 | ||||
-rw-r--r-- | examples/qt3d/component-changes/doc/src/component-changes.qdoc | 32 | ||||
-rw-r--r-- | examples/qt3d/component-changes/main.cpp | 161 | ||||
-rw-r--r-- | examples/qt3d/qt3d.pro | 3 |
4 files changed, 204 insertions, 1 deletions
diff --git a/examples/qt3d/component-changes/component-changes.pro b/examples/qt3d/component-changes/component-changes.pro new file mode 100644 index 000000000..ef2da4ed6 --- /dev/null +++ b/examples/qt3d/component-changes/component-changes.pro @@ -0,0 +1,9 @@ +!include( ../examples.pri ) { + error( "Couldn't find the examples.pri file!" ) +} + +QT += 3dcore 3drender 3dinput + +SOURCES += main.cpp + + diff --git a/examples/qt3d/component-changes/doc/src/component-changes.qdoc b/examples/qt3d/component-changes/doc/src/component-changes.qdoc new file mode 100644 index 000000000..e3ee77ce7 --- /dev/null +++ b/examples/qt3d/component-changes/doc/src/component-changes.qdoc @@ -0,0 +1,32 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:FDL$ +** 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. +** +** GNU Free Documentation License Usage +** Alternatively, this file may be used under the terms of the GNU Free +** Documentation License version 1.3 as published by the Free Software +** Foundation and appearing in the file included in the packaging of +** this file. Please review the following information to ensure +** the GNU Free Documentation License version 1.3 requirements +** will be met: https://www.gnu.org/licenses/fdl-1.3.html. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +/*! + \example component-changes + \title Qt 3D: Component Changes C++ Example + \ingroup qt3d-examples-cpp +*/ diff --git a/examples/qt3d/component-changes/main.cpp b/examples/qt3d/component-changes/main.cpp new file mode 100644 index 000000000..7cac4e0be --- /dev/null +++ b/examples/qt3d/component-changes/main.cpp @@ -0,0 +1,161 @@ +/**************************************************************************** +** +** 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 <QGuiApplication> + +#include <Qt3DRender/qcamera.h> +#include <Qt3DRender/qcylindermesh.h> +#include <Qt3DRender/qspheremesh.h> +#include <Qt3DRender/qphongmaterial.h> + +#include <Qt3DCore/qentity.h> +#include <Qt3DCore/qtransform.h> + +#include "qt3dwindow.h" +#include "qorbitcontrol.h" + +#include <QTimer> + +class ComponentSwapper : public QObject +{ + Q_OBJECT +public: + ComponentSwapper(Qt3DCore::QEntity *entity, + Qt3DCore::QComponent *component1, + Qt3DCore::QComponent *component2, + QObject * parent = nullptr) + : QObject(parent) + , m_entity(entity) + , m_component1(component1) + , m_component2(component2) + , m_currentComponent(component1) + { + // Set initial state + m_entity->addComponent(m_component1); + } + +public slots: + void swapComponents() + { + if (m_currentComponent == m_component1) { + m_entity->removeComponent(m_component1); + m_entity->addComponent(m_component2); + m_currentComponent = m_component2; + } else { + m_entity->removeComponent(m_component2); + m_entity->addComponent(m_component1); + m_currentComponent = m_component1; + } + } + +private: + Qt3DCore::QEntity *m_entity; + Qt3DCore::QComponent *m_component1; + Qt3DCore::QComponent *m_component2; + Qt3DCore::QComponent *m_currentComponent; +}; + + +int main(int argc, char **argv) +{ + QGuiApplication app(argc, argv); + Qt3DWindow view; + + // Root entity + Qt3DCore::QEntity *rootEntity = new Qt3DCore::QEntity(); + + // Camera + Qt3DRender::QCamera *camera = view.camera(); + camera->setPosition(QVector3D(0, 0, 20.0f)); + camera->setViewCenter(QVector3D(0, 0, 0)); + + // For camera controls + Qt3DInput::QOrbitControl *cameraController = new Qt3DInput::QOrbitControl(rootEntity); + cameraController->setCamera(camera); + + // Cylinder mesh data + Qt3DRender::QCylinderMesh *cylinderMesh = new Qt3DRender::QCylinderMesh(); + cylinderMesh->setRadius(1); + cylinderMesh->setLength(3); + cylinderMesh->setRings(5); + cylinderMesh->setSlices(40); + + // Sphere mesh data + Qt3DRender::QSphereMesh *sphereMesh = new Qt3DRender::QSphereMesh(); + sphereMesh->setRings(20); + sphereMesh->setSlices(40); + + // Transform for cylinder + Qt3DCore::QTransform *transform = new Qt3DCore::QTransform; + transform->setScale(1.5f); + transform->setRotation(QQuaternion::fromAxisAndAngle(QVector3D(1, 0, 0), 45.0f)); + + // Material + Qt3DRender::QPhongMaterial *material = new Qt3DRender::QPhongMaterial(rootEntity); + material->setDiffuse(Qt::red); + + // Cylinder + Qt3DCore::QEntity *cylinder = new Qt3DCore::QEntity(rootEntity); + cylinder->addComponent(transform); + cylinder->addComponent(material); + + // Set root object of the scene + view.setRootEntity(rootEntity); + view.show(); + + ComponentSwapper *swapper = new ComponentSwapper(cylinder, cylinderMesh, sphereMesh); + QTimer *timer = new QTimer; + QObject::connect(timer, SIGNAL(timeout()), swapper, SLOT(swapComponents())); + timer->start(2000); + + return app.exec(); +} + +#include "main.moc" diff --git a/examples/qt3d/qt3d.pro b/examples/qt3d/qt3d.pro index 7a4bc9e8e..af2fd703a 100644 --- a/examples/qt3d/qt3d.pro +++ b/examples/qt3d/qt3d.pro @@ -46,7 +46,8 @@ SUBDIRS += \ picking-qml \ transforms-qml \ lights \ - compute-particles + compute-particles \ + component-changes qtHaveModule(multimedia): SUBDIRS += audio-visualizer-qml |