Example #1
0
    def __init__(self, document: Optional[vp.Document] = None, parent=None):
        """Constructor.
        Args:
            document: the document to display
            parent: QWidget parent
        """
        fmt = QGLFormat()
        fmt.setVersion(3, 3)
        fmt.setProfile(QGLFormat.CoreProfile)
        fmt.setSampleBuffers(True)
        super().__init__(fmt, parent=parent)

        self.setMouseTracking(True)

        self._document = document

        self._last_mouse_x = 0.0
        self._last_mouse_y = 0.0
        self._mouse_drag = False

        # deferred initialization in initializeGL()
        self._ctx: Optional[mgl.Context] = None
        self._screen = None
        self.engine = Engine(view_mode=ViewMode.OUTLINE,
                             show_pen_up=False,
                             render_cb=self.update)

        # adjust default scale based on hidpi
        self.engine.scale = self.window().devicePixelRatio()
Example #2
0
 def __init__(self, renderer, title):
     QApplication.__init__(self, sys.argv)
     self.window = QMainWindow()
     self.window.setWindowTitle(title)
     self.window.resize(800,600)
     # Get OpenGL 4.1 context
     glformat = QGLFormat()
     glformat.setVersion(4, 1)
     glformat.setProfile(QGLFormat.CoreProfile)
     glformat.setDoubleBuffer(False)
     self.glwidget = MyGlWidget(renderer, glformat, self)
     self.window.setCentralWidget(self.glwidget)
     self.window.show()
Example #3
0
    def __init__(self, document: Optional[vp.Document] = None, parent=None):
        """Constructor.
        Args:
            document: the document to display
            parent: QWidget parent
        """
        fmt = QGLFormat()
        fmt.setVersion(3, 3)
        fmt.setProfile(QGLFormat.CoreProfile)
        fmt.setSampleBuffers(True)
        super().__init__(fmt, parent=parent)

        self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)

        self.setMouseTracking(True)

        self._document = document

        self._last_mouse_x = 0.0
        self._last_mouse_y = 0.0
        self._mouse_drag = False
        self._factor = 1.0

        # deferred initialization in initializeGL()
        self._ctx: Optional[mgl.Context] = None
        self._screen = None
        self.engine = Engine(view_mode=ViewMode.OUTLINE,
                             show_pen_up=False,
                             render_cb=self.update)

        self.windowHandle().screenChanged.connect(self.on_screen_changed)

        # print diagnostic information
        screen = self.screen()
        logging.info(f"QScreen info: pixelRatio={screen.devicePixelRatio()}, "
                     f"physicalSize={screen.physicalSize().toTuple()}, "
                     f"physicalDotsPerInch={screen.physicalDotsPerInch()}, "
                     f"virtualSize={screen.virtualSize().toTuple()}, "
                     f"size={screen.size().toTuple()}, "
                     f"logicalDotsPerInch={screen.logicalDotsPerInch()}, ")
Example #4
0
# -*- coding: utf-8 -*-
"""
Created on Mon Jun  3 15:20:33 2019

@author: aluo
"""
import mainGUI
from PySide2.QtWidgets import QApplication
from PySide2.QtOpenGL import QGLFormat
import sys

if __name__ == "__main__":
    app = QApplication(sys.argv)
    gl_format = QGLFormat()
    gl_format.setVersion(3, 3)
    gl_format.setProfile(QGLFormat.CoreProfile)
    gl_format.setSampleBuffers(True)
    main_gui = mainGUI.MainGui()
    main_gui.show()
    sys.exit(app.exec_())