diff options
Diffstat (limited to 'examples/opengl/samplebuffers.py')
-rwxr-xr-x | examples/opengl/samplebuffers.py | 67 |
1 files changed, 57 insertions, 10 deletions
diff --git a/examples/opengl/samplebuffers.py b/examples/opengl/samplebuffers.py index f738b7d..eabcdd3 100755 --- a/examples/opengl/samplebuffers.py +++ b/examples/opengl/samplebuffers.py @@ -1,19 +1,61 @@ #!/usr/bin/env python -"""PySide port of the opengl/samplebuffers example from Qt v4.x""" +############################################################################ +## +## Copyright (C) 2013 Riverbank Computing Limited. +## Copyright (C) 2016 The Qt Company Ltd. +## Contact: http://www.qt.io/licensing/ +## +## This file is part of the PySide examples of the Qt Toolkit. +## +## $QT_BEGIN_LICENSE:BSD$ +## You may use this file under the terms of the BSD license as follows: +## +## "Redistribution and use in source and binary forms, with or without +## modification, are permitted provided that the following conditions are +## met: +## * Redistributions of source code must retain the above copyright +## notice, this list of conditions and the following disclaimer. +## * Redistributions in binary form must reproduce the above copyright +## notice, this list of conditions and the following disclaimer in +## the documentation and/or other materials provided with the +## distribution. +## * Neither the name of The Qt Company Ltd nor the names of its +## contributors may be used to endorse or promote products derived +## from this software without specific prior written permission. +## +## +## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +## +## $QT_END_LICENSE$ +## +############################################################################ + +"""PySide2 port of the opengl/legacy/samplebuffers example from Qt v5.x""" import sys import math -from PySide2 import QtCore, QtGui, QtOpenGL +from PySide2 import QtCore, QtGui, QtWidgets, QtOpenGL try: from OpenGL import GL except ImportError: - app = QtGui.QApplication(sys.argv) - QtGui.QMessageBox.critical(None, "OpenGL samplebuffers", - "PyOpenGL must be installed to run this example.", - QtGui.QMessageBox.Ok | QtGui.QMessageBox.Default, - QtGui.QMessageBox.NoButton) + app = QtWidgets.QApplication(sys.argv) + messageBox = QtWidgets.QMessageBox(QtWidgets.QMessageBox.Critical, "OpenGL samplebuffers", + "PyOpenGL must be installed to run this example.", + QtWidgets.QMessageBox.Close) + messageBox.setDetailedText("Run:\npip install PyOpenGL PyOpenGL_accelerate") + messageBox.exec_() sys.exit(1) @@ -125,9 +167,13 @@ class GLWidget(QtOpenGL.QGLWidget): GL.glEnd() + def freeResources(self): + self.makeCurrent() + GL.glDeleteLists(self.list_, 1) + if __name__ == '__main__': - app = QtGui.QApplication(sys.argv) + app = QtWidgets.QApplication(sys.argv) if not QtOpenGL.QGLFormat.hasOpenGL(): QMessageBox.information(0, "OpenGL pbuffers", @@ -142,5 +188,6 @@ if __name__ == '__main__': widget = GLWidget() widget.resize(640, 480) widget.show() - - sys.exit(app.exec_()) + res = app.exec_() + widget.freeResources() + sys.exit(res) |