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| ** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB). |
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| |
| #include <QCoreApplication> |
| #include <Qt3DCore/Qt3DCore> |
| #include <Qt3DExtras/Qt3DExtras> |
| #include <Qt3DExtras/QExtrudedTextMesh> |
| |
| int main(int argc, char *argv[]) |
| { |
| QGuiApplication a(argc, argv); |
| Qt3DExtras::Qt3DWindow *view = new Qt3DExtras::Qt3DWindow(); |
| view->setTitle(QStringLiteral("3D Text CPP")); |
| view->defaultFrameGraph()->setClearColor(QColor(210, 210, 220)); |
| |
| auto *root = new Qt3DCore::QEntity(); |
| |
| { // plane |
| auto *plane = new Qt3DCore::QEntity(root); |
| auto *planeMesh = new Qt3DExtras::QPlaneMesh(); |
| auto *planeTransform = new Qt3DCore::QTransform(); |
| auto *planeMaterial = new Qt3DExtras::QPhongMaterial(root); |
| planeMesh->setWidth(10); planeMesh->setHeight(10); |
| planeTransform->setTranslation(QVector3D(0, 0, 0)); |
| planeMaterial->setDiffuse(QColor(150, 150, 150)); |
| |
| plane->addComponent(planeMaterial); |
| plane->addComponent(planeMesh); |
| plane->addComponent(planeTransform); |
| } |
| |
| auto *textMaterial = new Qt3DExtras::QPhongMaterial(root); |
| { // text |
| int i = 0; |
| const QStringList fonts = QFontDatabase().families(); |
| |
| for (const QString &family : fonts) |
| { |
| auto *text = new Qt3DCore::QEntity(root); |
| auto *textMesh = new Qt3DExtras::QExtrudedTextMesh(); |
| |
| auto *textTransform = new Qt3DCore::QTransform(); |
| QFont font(family, 32, -1, false); |
| textTransform->setTranslation(QVector3D(-2.45f, i * .5f, 0)); |
| textTransform->setScale(.2f); |
| textMesh->setDepth(.45f); |
| textMesh->setFont(font); |
| textMesh->setText(family); |
| textMaterial->setDiffuse(QColor(111, 150, 255)); |
| |
| text->addComponent(textMaterial); |
| text->addComponent(textMesh); |
| text->addComponent(textTransform); |
| |
| i++; |
| } |
| } |
| |
| { // camera |
| float aspect = static_cast<float>(view->screen()->size().width()) / view->screen()->size().height(); |
| Qt3DRender::QCamera *camera = view->camera(); |
| camera->lens()->setPerspectiveProjection(65.f, aspect, 0.1f, 100.f); |
| camera->setPosition(QVector3D(0, 5, 3)); |
| camera->setViewCenter(QVector3D(0, 5, 0)); |
| |
| auto *cameraController = new Qt3DExtras::QOrbitCameraController(root); |
| cameraController->setCamera(camera); |
| } |
| |
| view->setRootEntity(root); |
| view->show(); |
| |
| return a.exec(); |
| } |