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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
import os
import sys
from PySide6.QtCore import QSize, Qt
from PySide6.QtGui import QGuiApplication, QVector3D
from PySide6.QtDataVisualization import (Q3DSurface, QSurfaceDataItem,
QSurface3DSeries)
DESCRIPTION = """Minimal Qt DataVisualization Surface Example
Use the mouse wheel to zoom. Rotate using the right mouse button.
"""
if __name__ == '__main__':
os.environ["QSG_RHI_BACKEND"] = "opengl"
app = QGuiApplication(sys.argv)
print(DESCRIPTION)
surface = Q3DSurface()
surface.setFlags(surface.flags() ^ Qt.FramelessWindowHint)
axis = surface.axisX()
axis.setTitle("X")
axis.setTitleVisible(True)
axis = surface.axisY()
axis.setTitle("Y")
axis.setTitleVisible(True)
axis = surface.axisZ()
axis.setTitle("Z")
axis.setTitleVisible(True)
data = []
data_row1 = [QSurfaceDataItem(QVector3D(0, 0.1, 0.5)),
QSurfaceDataItem(QVector3D(1, 0.5, 0.5))]
data.append(data_row1)
data_row2 = [QSurfaceDataItem(QVector3D(0, 1.8, 1)),
QSurfaceDataItem(QVector3D(1, 1.2, 1))]
data.append(data_row2)
series = QSurface3DSeries()
series.dataProxy().resetArray(data)
surface.addSeries(series)
available_height = app.primaryScreen().availableGeometry().height()
width = available_height * 4 / 5
surface.resize(QSize(width, width))
surface.show()
sys.exit(app.exec())
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