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++ // Copyright (C) 2018 Klaralvdalens Datakonsult AB (KDAB).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include <QApplication>
++ #include <QPropertyAnimation>
++
++ #include <Qt3DCore/QEntity>
++ #include <Qt3DCore/QTransform>
++ #include <Qt3DCore/QAspectEngine>
++
++ #include <Qt3DRender/QCamera>
++ #include <Qt3DRender/QCameraLens>
++ #include <Qt3DRender/QRenderAspect>
++ #include <Qt3DRender/QTexture>
++ #include <Qt3DRender/QDirectionalLight>
++ #include <Qt3DRender/QGeometryRenderer>
++
++ #include <Qt3DInput/QInputAspect>
++
++ #include <Qt3DExtras/QForwardRenderer>
++ #include <Qt3DExtras/QDiffuseMapMaterial>
++ #include <Qt3DExtras/QCuboidMesh>
++ #include <Qt3DExtras/QOrbitCameraController>
++ #include <Qt3DExtras/Qt3DWindow>
++
++ #include "videoplayer.h"
++
++ Qt3DCore::QEntity *createScene(Qt3DExtras::Qt3DWindow *view, Qt3DRender::QAbstractTexture *diffuseTexture)
++ {
++ // Root entity
++ Qt3DCore::QEntity *rootEntity = new Qt3DCore::QEntity;
++
++ // Material
++ Qt3DExtras::QDiffuseMapMaterial *material = new Qt3DExtras::QDiffuseMapMaterial(rootEntity);
++ material->setDiffuse(diffuseTexture);
++ material->setAmbient(QColor(30, 30, 30));
++
++ // Sphere
++ Qt3DCore::QEntity *sphereEntity = new Qt3DCore::QEntity(rootEntity);
++ Qt3DExtras::QCuboidMesh *cuboidMesh = new Qt3DExtras::QCuboidMesh;
++ Qt3DCore::QTransform *transform = new Qt3DCore::QTransform;
++
++ transform->setRotationX(180);
++
++ QPropertyAnimation *cubeRotateTransformAnimation = new QPropertyAnimation(transform);
++ cubeRotateTransformAnimation->setTargetObject(transform);
++ cubeRotateTransformAnimation->setPropertyName("rotationY");
++ cubeRotateTransformAnimation->setStartValue(QVariant::fromValue(0));
++ cubeRotateTransformAnimation->setEndValue(QVariant::fromValue(360));
++ cubeRotateTransformAnimation->setDuration(10000);
++ cubeRotateTransformAnimation->setLoopCount(-1);
++ cubeRotateTransformAnimation->start();
++
++ sphereEntity->addComponent(cuboidMesh);
++ sphereEntity->addComponent(transform);
++ sphereEntity->addComponent(material);
++
++ // Camera
++ Qt3DRender::QCamera *camera = view->camera();
++ camera->lens()->setPerspectiveProjection(45.0f, 16.0f/9.0f, 0.1f, 1000.0f);
++ camera->setPosition(QVector3D(0, 0, -5.0f));
++ camera->setViewCenter(QVector3D(0, 0, 0));
++
++ // For camera controls
++ Qt3DExtras::QOrbitCameraController *camController = new Qt3DExtras::QOrbitCameraController(rootEntity);
++ camController->setLinearSpeed( 50.0f );
++ camController->setLookSpeed( 180.0f );
++ camController->setCamera(camera);
++
++ Qt3DRender::QDirectionalLight *light = new Qt3DRender::QDirectionalLight();
++ light->setIntensity(0.8f);
++ light->setWorldDirection(camera->viewVector());
++ rootEntity->addComponent(light);
++
++ return rootEntity;
++ }
++
++ int main(int argc, char* argv[])
++ {
++ QSurfaceFormat format = QSurfaceFormat::defaultFormat();
++ format.setMajorVersion(4);
++ format.setMinorVersion(5);
++ format.setProfile(QSurfaceFormat::CoreProfile);
++ format.setRenderableType(QSurfaceFormat::OpenGL);
++ QSurfaceFormat::setDefaultFormat(format);
++
++ // Will make Qt3D and QOpenGLWidget share a common context
++ QApplication::setAttribute(Qt::AA_ShareOpenGLContexts);
++
++ QApplication app(argc, argv);
++
++ // Multimedia player
++ TextureWidget textureWidget;
++ VideoPlayer *videoPlayer = new VideoPlayer(&textureWidget);
++
++ textureWidget.resize(800, 600);
++ textureWidget.show();
++
++ // Texture object that Qt3D uses to access the texture from the video player
++ Qt3DRender::QSharedGLTexture *sharedTexture = new Qt3DRender::QSharedGLTexture();
++
++ QObject::connect(&textureWidget, &TextureWidget::textureIdChanged,
++ sharedTexture, &Qt3DRender::QSharedGLTexture::setTextureId);
++
++ // Qt3D Scene
++ Qt3DExtras::Qt3DWindow view;
++ Qt3DCore::QEntity *scene = createScene(&view, sharedTexture);
++ view.setRootEntity(scene);
++ view.show();
++
++ return app.exec();
++ }