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50 | |
51 | #include <QCoreApplication> |
52 | #include <Qt3DCore/Qt3DCore> |
53 | #include <Qt3DExtras/Qt3DExtras> |
54 | #include <Qt3DExtras/QExtrudedTextMesh> |
55 | |
56 | int main(int argc, char *argv[]) |
57 | { |
58 | QGuiApplication a(argc, argv); |
59 | Qt3DExtras::Qt3DWindow *view = new Qt3DExtras::Qt3DWindow(); |
60 | view->setTitle(QStringLiteral("3D Text CPP" )); |
61 | view->defaultFrameGraph()->setClearColor(QColor(210, 210, 220)); |
62 | |
63 | auto *root = new Qt3DCore::QEntity(); |
64 | |
65 | { // plane |
66 | auto *plane = new Qt3DCore::QEntity(root); |
67 | auto *planeMesh = new Qt3DExtras::QPlaneMesh(); |
68 | auto *planeTransform = new Qt3DCore::QTransform(); |
69 | auto *planeMaterial = new Qt3DExtras::QPhongMaterial(root); |
70 | planeMesh->setWidth(10); planeMesh->setHeight(10); |
71 | planeTransform->setTranslation(QVector3D(0, 0, 0)); |
72 | planeMaterial->setDiffuse(QColor(150, 150, 150)); |
73 | |
74 | plane->addComponent(comp: planeMaterial); |
75 | plane->addComponent(comp: planeMesh); |
76 | plane->addComponent(comp: planeTransform); |
77 | } |
78 | |
79 | auto *textMaterial = new Qt3DExtras::QPhongMaterial(root); |
80 | { // text |
81 | int i = 0; |
82 | const QStringList fonts = QFontDatabase().families(); |
83 | |
84 | for (const QString &family : fonts) |
85 | { |
86 | auto *text = new Qt3DCore::QEntity(root); |
87 | auto *textMesh = new Qt3DExtras::QExtrudedTextMesh(); |
88 | |
89 | auto *textTransform = new Qt3DCore::QTransform(); |
90 | QFont font(family, 32, -1, false); |
91 | textTransform->setTranslation(QVector3D(-2.45f, i * .5f, 0)); |
92 | textTransform->setScale(.2f); |
93 | textMesh->setDepth(.45f); |
94 | textMesh->setFont(font); |
95 | textMesh->setText(family); |
96 | textMaterial->setDiffuse(QColor(111, 150, 255)); |
97 | |
98 | text->addComponent(comp: textMaterial); |
99 | text->addComponent(comp: textMesh); |
100 | text->addComponent(comp: textTransform); |
101 | |
102 | i++; |
103 | } |
104 | } |
105 | |
106 | { // camera |
107 | float aspect = static_cast<float>(view->screen()->size().width()) / view->screen()->size().height(); |
108 | Qt3DRender::QCamera *camera = view->camera(); |
109 | camera->lens()->setPerspectiveProjection(fieldOfView: 65.f, aspect, nearPlane: 0.1f, farPlane: 100.f); |
110 | camera->setPosition(QVector3D(0, 5, 3)); |
111 | camera->setViewCenter(QVector3D(0, 5, 0)); |
112 | |
113 | auto *cameraController = new Qt3DExtras::QOrbitCameraController(root); |
114 | cameraController->setCamera(camera); |
115 | } |
116 | |
117 | view->setRootEntity(root); |
118 | view->show(); |
119 | |
120 | return a.exec(); |
121 | } |
122 | |