def __init__(self, *args):
super(OpenGLScene, self).__init__(*args)
self.renderer = Renderer(self, GL)
self.initialised = False
self.image = None
return
class OpenGLScene(QGraphicsScene):
sliders_changed = QtCore.Signal(tuple)
rotation_changed = QtCore.Signal(tuple)
def __init__(self, *args):
super(OpenGLScene, self).__init__(*args)
self.renderer = Renderer(self, GL)
self.initialised = False
self.image = None
return
def drawBackground(self, painter, rect):
if not (painter.paintEngine().type() == QtGui.QPaintEngine.OpenGL or
painter.paintEngine().type() == QtGui.QPaintEngine.OpenGL2):
QtCore.qWarning('OpenGLScene: drawBackground needs a QGLWidget '\
+'to be set as viewport on the '\
+'graphics view')
return
painter.beginNativePainting()
GL.glMatrixMode(GL.GL_PROJECTION)
GL.glPushMatrix()
GL.glMatrixMode(GL.GL_MODELVIEW)
GL.glPushMatrix()
self.renderer.render()
GL.glMatrixMode(GL.GL_MODELVIEW)
GL.glPopMatrix()
GL.glMatrixMode(GL.GL_PROJECTION)
GL.glPopMatrix()
painter.endNativePainting()
