diff options
Diffstat (limited to 'examples/widgets/widgets/hellogl_openglwidget_legacy.py')
-rw-r--r-- | examples/widgets/widgets/hellogl_openglwidget_legacy.py | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/examples/widgets/widgets/hellogl_openglwidget_legacy.py b/examples/widgets/widgets/hellogl_openglwidget_legacy.py deleted file mode 100644 index 8745b4e8d..000000000 --- a/examples/widgets/widgets/hellogl_openglwidget_legacy.py +++ /dev/null @@ -1,288 +0,0 @@ - -############################################################################ -## -## Copyright (C) 2017 The Qt Company Ltd. -## Contact: http://www.qt.io/licensing/ -## -## This file is part of the Qt for Python 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/hellogl example from Qt v5.x modified to use a QOpenGLWidget to demonstrate porting from QGLWidget to QOpenGLWidget""" - -import sys -import math -from PySide2 import QtCore, QtGui, QtWidgets - -try: - from OpenGL import GL -except ImportError: - app = QtWidgets.QApplication(sys.argv) - messageBox = QtWidgets.QMessageBox(QtWidgets.QMessageBox.Critical, "OpenGL hellogl", - "PyOpenGL must be installed to run this example.", - QtWidgets.QMessageBox.Close) - messageBox.setDetailedText("Run:\npip install PyOpenGL PyOpenGL_accelerate") - messageBox.exec_() - sys.exit(1) - - -class Window(QtWidgets.QWidget): - def __init__(self, parent=None): - QtWidgets.QWidget.__init__(self, parent) - - self.glWidget = GLWidget() - - self.xSlider = self.createSlider(QtCore.SIGNAL("xRotationChanged(int)"), - self.glWidget.setXRotation) - self.ySlider = self.createSlider(QtCore.SIGNAL("yRotationChanged(int)"), - self.glWidget.setYRotation) - self.zSlider = self.createSlider(QtCore.SIGNAL("zRotationChanged(int)"), - self.glWidget.setZRotation) - - mainLayout = QtWidgets.QHBoxLayout() - mainLayout.addWidget(self.glWidget) - mainLayout.addWidget(self.xSlider) - mainLayout.addWidget(self.ySlider) - mainLayout.addWidget(self.zSlider) - self.setLayout(mainLayout) - - self.xSlider.setValue(170 * 16) - self.ySlider.setValue(160 * 16) - self.zSlider.setValue(90 * 16) - - self.setWindowTitle(self.tr("QOpenGLWidget")) - - def createSlider(self, changedSignal, setterSlot): - slider = QtWidgets.QSlider(QtCore.Qt.Vertical) - - slider.setRange(0, 360 * 16) - slider.setSingleStep(16) - slider.setPageStep(15 * 16) - slider.setTickInterval(15 * 16) - slider.setTickPosition(QtWidgets.QSlider.TicksRight) - - self.glWidget.connect(slider, QtCore.SIGNAL("valueChanged(int)"), setterSlot) - self.connect(self.glWidget, changedSignal, slider, QtCore.SLOT("setValue(int)")) - - return slider - - -class GLWidget(QtWidgets.QOpenGLWidget): - xRotationChanged = QtCore.Signal(int) - yRotationChanged = QtCore.Signal(int) - zRotationChanged = QtCore.Signal(int) - - def __init__(self, parent=None): - QtWidgets.QOpenGLWidget.__init__(self, parent) - - self.object = 0 - self.xRot = 0 - self.yRot = 0 - self.zRot = 0 - - self.lastPos = QtCore.QPoint() - - self.trolltechGreen = QtGui.QColor.fromCmykF(0.40, 0.0, 1.0, 0.0) - self.trolltechPurple = QtGui.QColor.fromCmykF(0.39, 0.39, 0.0, 0.0) - - def xRotation(self): - return self.xRot - - def yRotation(self): - return self.yRot - - def zRotation(self): - return self.zRot - - def minimumSizeHint(self): - return QtCore.QSize(50, 50) - - def sizeHint(self): - return QtCore.QSize(400, 400) - - def setXRotation(self, angle): - angle = self.normalizeAngle(angle) - if angle != self.xRot: - self.xRot = angle - self.emit(QtCore.SIGNAL("xRotationChanged(int)"), angle) - self.update() - - def setYRotation(self, angle): - angle = self.normalizeAngle(angle) - if angle != self.yRot: - self.yRot = angle - self.emit(QtCore.SIGNAL("yRotationChanged(int)"), angle) - self.update() - - def setZRotation(self, angle): - angle = self.normalizeAngle(angle) - if angle != self.zRot: - self.zRot = angle - self.emit(QtCore.SIGNAL("zRotationChanged(int)"), angle) - self.update() - - def initializeGL(self): - darkTrolltechPurple = self.trolltechPurple.darker() - GL.glClearColor(darkTrolltechPurple.redF(), darkTrolltechPurple.greenF(), darkTrolltechPurple.blueF(), darkTrolltechPurple.alphaF()) - self.object = self.makeObject() - GL.glShadeModel(GL.GL_FLAT) - GL.glEnable(GL.GL_DEPTH_TEST) - GL.glEnable(GL.GL_CULL_FACE) - - def paintGL(self): - GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT) - GL.glLoadIdentity() - GL.glTranslated(0.0, 0.0, -10.0) - GL.glRotated(self.xRot / 16.0, 1.0, 0.0, 0.0) - GL.glRotated(self.yRot / 16.0, 0.0, 1.0, 0.0) - GL.glRotated(self.zRot / 16.0, 0.0, 0.0, 1.0) - GL.glCallList(self.object) - - def resizeGL(self, width, height): - side = min(width, height) - GL.glViewport(int((width - side) / 2),int((height - side) / 2), side, side) - - GL.glMatrixMode(GL.GL_PROJECTION) - GL.glLoadIdentity() - GL.glOrtho(-0.5, +0.5, -0.5, +0.5, 4.0, 15.0) - GL.glMatrixMode(GL.GL_MODELVIEW) - - def mousePressEvent(self, event): - self.lastPos = QtCore.QPoint(event.pos()) - - def mouseMoveEvent(self, event): - dx = event.x() - self.lastPos.x() - dy = event.y() - self.lastPos.y() - - if event.buttons() & QtCore.Qt.LeftButton: - self.setXRotation(self.xRot + 8 * dy) - self.setYRotation(self.yRot + 8 * dx) - elif event.buttons() & QtCore.Qt.RightButton: - self.setXRotation(self.xRot + 8 * dy) - self.setZRotation(self.zRot + 8 * dx) - - self.lastPos = QtCore.QPoint(event.pos()) - - def makeObject(self): - genList = GL.glGenLists(1) - GL.glNewList(genList, GL.GL_COMPILE) - - GL.glBegin(GL.GL_QUADS) - - x1 = +0.06 - y1 = -0.14 - x2 = +0.14 - y2 = -0.06 - x3 = +0.08 - y3 = +0.00 - x4 = +0.30 - y4 = +0.22 - - self.quad(x1, y1, x2, y2, y2, x2, y1, x1) - self.quad(x3, y3, x4, y4, y4, x4, y3, x3) - - self.extrude(x1, y1, x2, y2) - self.extrude(x2, y2, y2, x2) - self.extrude(y2, x2, y1, x1) - self.extrude(y1, x1, x1, y1) - self.extrude(x3, y3, x4, y4) - self.extrude(x4, y4, y4, x4) - self.extrude(y4, x4, y3, x3) - - Pi = 3.14159265358979323846 - NumSectors = 200 - - for i in range(NumSectors): - angle1 = (i * 2 * Pi) / NumSectors - x5 = 0.30 * math.sin(angle1) - y5 = 0.30 * math.cos(angle1) - x6 = 0.20 * math.sin(angle1) - y6 = 0.20 * math.cos(angle1) - - angle2 = ((i + 1) * 2 * Pi) / NumSectors - x7 = 0.20 * math.sin(angle2) - y7 = 0.20 * math.cos(angle2) - x8 = 0.30 * math.sin(angle2) - y8 = 0.30 * math.cos(angle2) - - self.quad(x5, y5, x6, y6, x7, y7, x8, y8) - - self.extrude(x6, y6, x7, y7) - self.extrude(x8, y8, x5, y5) - - GL.glEnd() - GL.glEndList() - - return genList - - def quad(self, x1, y1, x2, y2, x3, y3, x4, y4): - GL.glColor(self.trolltechGreen.redF(), self.trolltechGreen.greenF(), self.trolltechGreen.blueF(), self.trolltechGreen.alphaF()) - - GL.glVertex3d(x1, y1, +0.05) - GL.glVertex3d(x2, y2, +0.05) - GL.glVertex3d(x3, y3, +0.05) - GL.glVertex3d(x4, y4, +0.05) - - GL.glVertex3d(x4, y4, -0.05) - GL.glVertex3d(x3, y3, -0.05) - GL.glVertex3d(x2, y2, -0.05) - GL.glVertex3d(x1, y1, -0.05) - - def extrude(self, x1, y1, x2, y2): - darkTrolltechGreen = self.trolltechGreen.darker(250 + int(100 * x1)) - GL.glColor(darkTrolltechGreen.redF(), darkTrolltechGreen.greenF(), darkTrolltechGreen.blueF(), darkTrolltechGreen.alphaF()) - - GL.glVertex3d(x1, y1, -0.05) - GL.glVertex3d(x2, y2, -0.05) - GL.glVertex3d(x2, y2, +0.05) - GL.glVertex3d(x1, y1, +0.05) - - def normalizeAngle(self, angle): - while angle < 0: - angle += 360 * 16 - while angle > 360 * 16: - angle -= 360 * 16 - return angle - - def freeResources(self): - self.makeCurrent() - GL.glDeleteLists(self.object, 1) - -if __name__ == '__main__': - app = QtWidgets.QApplication(sys.argv) - window = Window() - window.show() - res = app.exec_() - window.glWidget.freeResources() - sys.exit(res) |