def _init_canvas(self):
w, h = self._size
self._array = np.zeros((h, w, 4), dtype=np.uint8)
self._cv_image = converters.np_rgba_to_vtk(self._array)
self.mapper = vtk.vtkImageMapper()
self.mapper.SetInputData(self._cv_image)
self.mapper.SetColorWindow(255)
self.mapper.SetColorLevel(128)
self.actor = vtk.vtkActor2D()
self.actor.SetPosition(0, 0)
self.actor.SetMapper(self.mapper)
self.actor.GetProperty().SetOpacity(0.99)
self.canvas_renderer.AddActor2D(self.actor)
self.rgb = np.zeros((h, w, 3), dtype=np.uint8)
self.alpha = np.zeros((h, w, 1), dtype=np.uint8)
self.bitmap = wx.Bitmap.FromRGBA(w, h)
try:
self.image = wx.Image(w, h, self.rgb, self.alpha)
except TypeError:
self.image = wx.ImageFromBuffer(w, h, self.rgb, self.alpha)
def _init_canvas(self):
w, h = self._size
self._array = np.zeros((h, w, 4), dtype=np.uint8)
self._cv_image = converters.np_rgba_to_vtk(self._array)
self.mapper = vtk.vtkImageMapper()
self.mapper.SetInputData(self._cv_image)
self.mapper.SetColorWindow(255)
self.mapper.SetColorLevel(128)
self.actor = vtk.vtkActor2D()
self.actor.SetPosition(0, 0)
self.actor.SetMapper(self.mapper)
self.actor.GetProperty().SetOpacity(0.99)
self.canvas_renderer.AddActor2D(self.actor)
self.rgb = np.zeros((h, w, 3), dtype=np.uint8)
self.alpha = np.zeros((h, w, 1), dtype=np.uint8)
self.bitmap = wx.EmptyBitmapRGBA(w, h)
try:
self.image = wx.Image(w, h, self.rgb, self.alpha)
except TypeError:
self.image = wx.ImageFromBuffer(w, h, self.rgb, self.alpha)
def _resize_canvas(self, w, h):
self._array = np.zeros((h, w, 4), dtype=np.uint8)
self._cv_image = converters.np_rgba_to_vtk(self._array)
self.mapper.SetInputData(self._cv_image)
self.mapper.Update()
self.rgb = np.zeros((h, w, 3), dtype=np.uint8)
self.alpha = np.zeros((h, w, 1), dtype=np.uint8)
self.bitmap = wx.Bitmap.FromRGBA(w, h)
try:
self.image = wx.Image(w, h, self.rgb, self.alpha)
except TypeError:
self.image = wx.ImageFromBuffer(w, h, self.rgb, self.alpha)
self.modified = True
def _resize_canvas(self, w, h):
self._array = np.zeros((h, w, 4), dtype=np.uint8)
self._cv_image = converters.np_rgba_to_vtk(self._array)
self.mapper.SetInputData(self._cv_image)
self.mapper.Update()
self.rgb = np.zeros((h, w, 3), dtype=np.uint8)
self.alpha = np.zeros((h, w, 1), dtype=np.uint8)
self.bitmap = wx.EmptyBitmapRGBA(w, h)
try:
self.image = wx.Image(w, h, self.rgb, self.alpha)
except TypeError:
self.image = wx.ImageFromBuffer(w, h, self.rgb, self.alpha)
self.modified = True