test.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
#===============================================================================
#
# test.py
#
# Test program for the simple GL Viewer.
#
# Copyright (c) 2011, Arne Schmitz <arne.schmitz@gmx.net>
# All rights reserved.
#
# 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 <organization> 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 <COPYRIGHT HOLDER> 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.
#
#===============================================================================

import sys
from PyQt5 import QtGui
from PyGLWidget import PyGLWidget
import OpenGL.GL
from OpenGL.GL import *
from PyQt5.QtWidgets import QApplication

#===============================================================================

class testGLWidget(PyGLWidget):
    def paintGL(self):
        PyGLWidget.paintGL(self)

        glBegin(OpenGL.GL.GL_TRIANGLES)

        glColor3f(1, 0, 0)
        glVertex3f(0, 0, 0)
        glColor3f(0, 2, 0)
        glVertex3f(0, 1, 0)
        glColor3f(0, 0, 1)
        glVertex3f(5, 1, 0)
        glEnd()


#===============================================================================
# Main
#===============================================================================

def main(argv=None):
    """
    Creates the main window for the Sx application and begins the \
    QApplication if necessary.

    :param      argv | [, ..] || None

    :return      error code
    """
    app = None

    # create the application if necessary
    if not QApplication.instance():
        app = QApplication(argv)

    # create the main window
    window = testGLWidget()
    window.show()

    # calc the application if necessary
    if app:
        return app.exec_()

    # no errors since we're not running our own event loop
    return 0


if __name__ == '__main__':
    import sys

    sys.exit(main(sys.argv))