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-rw-r--r--examples/widgets/widgets/hellogl_openglwidget_legacy.py288
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diff --git a/examples/widgets/widgets/hellogl_openglwidget_legacy.py b/examples/widgets/widgets/hellogl_openglwidget_legacy.py
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--- a/examples/widgets/widgets/hellogl_openglwidget_legacy.py
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@@ -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)
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-04 11:02:41 +0000