Introduction Example Qt Quick 3D¶
This example gives an introductory overview of the basic Quick 3D features by going through the code of a simple example.
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
from __future__ import annotations
import os
import sys
from pathlib import Path
from PySide6.QtCore import QUrl
from PySide6.QtGui import QGuiApplication, QSurfaceFormat
from PySide6.QtQml import QQmlApplicationEngine
from PySide6.QtQuick3D import QQuick3D
if __name__ == "__main__":
app = QGuiApplication(sys.argv)
QSurfaceFormat.setDefaultFormat(QQuick3D.idealSurfaceFormat(4))
engine = QQmlApplicationEngine()
qml_file = os.fspath(Path(__file__).resolve().parent / 'main.qml')
engine.load(QUrl.fromLocalFile(qml_file))
if not engine.rootObjects():
sys.exit(-1)
sys.exit(app.exec())
// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
//! [import]
import QtQuick
import QtQuick3D
//! [import]
Window {
id: window
width: 1280
height: 720
visible: true
View3D {
id: view
anchors.fill: parent
//! [environment]
environment: SceneEnvironment {
clearColor: "skyblue"
backgroundMode: SceneEnvironment.Color
}
//! [environment]
//! [camera]
PerspectiveCamera {
position: Qt.vector3d(0, 200, 300)
eulerRotation.x: -30
}
//! [camera]
//! [light]
DirectionalLight {
eulerRotation.x: -30
eulerRotation.y: -70
}
//! [light]
//! [objects]
Model {
position: Qt.vector3d(0, -200, 0)
source: "#Cylinder"
scale: Qt.vector3d(2, 0.2, 1)
materials: [ DefaultMaterial {
diffuseColor: "red"
}
]
}
Model {
position: Qt.vector3d(0, 150, 0)
source: "#Sphere"
materials: [ DefaultMaterial {
diffuseColor: "blue"
}
]
//! [animation]
SequentialAnimation on y {
loops: Animation.Infinite
NumberAnimation {
duration: 3000
to: -150
from: 150
easing.type:Easing.InQuad
}
NumberAnimation {
duration: 3000
to: 150
from: -150
easing.type:Easing.OutQuad
}
}
//! [animation]
}
//! [objects]
}
}