Surface3D closing error
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Hi,
when i'm using the Surface3D class and want to close the application it crashes and gives the message:Attempting to create QWindow-based QOffscreenSurface outside the gui thread. Expect failures.
System: Qt 5.12.0, MSVC2017_x86, Win10
Here is the code:
main.qml
import QtQuick 2.12 import QtQuick.Window 2.12 import QtDataVisualization 1.2 Window { visible: true width: 640 height: 480 title: qsTr("Hello World") Surface3D { anchors.fill: parent Surface3DSeries { itemLabelFormat: "Pop density at (@xLabel N, @zLabel E): @yLabel" ItemModelSurfaceDataProxy { itemModel: dataModel // Mapping model roles to surface series rows, columns, and values. rowRole: "longitude" columnRole: "latitude" yPosRole: "pop_density" } } } ListModel { id: dataModel ListElement{ longitude: "20"; latitude: "10"; pop_density: "4.75"; } ListElement{ longitude: "21"; latitude: "10"; pop_density: "3.00"; } ListElement{ longitude: "22"; latitude: "10"; pop_density: "1.24"; } ListElement{ longitude: "23"; latitude: "10"; pop_density: "2.53"; } ListElement{ longitude: "20"; latitude: "11"; pop_density: "2.55"; } ListElement{ longitude: "21"; latitude: "11"; pop_density: "2.03"; } ListElement{ longitude: "22"; latitude: "11"; pop_density: "3.46"; } ListElement{ longitude: "23"; latitude: "11"; pop_density: "5.12"; } ListElement{ longitude: "20"; latitude: "12"; pop_density: "1.37"; } ListElement{ longitude: "21"; latitude: "12"; pop_density: "2.98"; } ListElement{ longitude: "22"; latitude: "12"; pop_density: "3.33"; } ListElement{ longitude: "23"; latitude: "12"; pop_density: "3.23"; } ListElement{ longitude: "20"; latitude: "13"; pop_density: "4.34"; } ListElement{ longitude: "21"; latitude: "13"; pop_density: "3.54"; } ListElement{ longitude: "22"; latitude: "13"; pop_density: "1.65"; } ListElement{ longitude: "23"; latitude: "13"; pop_density: "2.67"; } } }
main.cpp
#include <QGuiApplication> #include <QQmlApplicationEngine> int main(int argc, char *argv[]) { QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling); QGuiApplication app(argc, argv); QQmlApplicationEngine engine; engine.load(QUrl(QStringLiteral("qrc:/main.qml"))); if (engine.rootObjects().isEmpty()) return -1; return app.exec(); }
Bug report: https://bugreports.qt.io/browse/QTBUG-73163