-Changed multi layer render

- added ignore
- prepraed sketchwidget

drawing_modules/vtk_widget.py

@@ -52,6 +52,12 @@ class VTKWidget(QtWidgets.QWidget):
         self.renderer_projections.SetLayer(1)
         self.renderer_indicators.SetLayer(2)  # This will be on top
 
+        # Preserve color and depth buffers for non-zero layers
+        self.renderer_projections.SetPreserveColorBuffer(True)
+        self.renderer_projections.SetPreserveDepthBuffer(True)
+        self.renderer_indicators.SetPreserveColorBuffer(True)
+        self.renderer_indicators.SetPreserveDepthBuffer(True)
+
         # Add renderers to the render window
         render_window = self.vtk_widget.GetRenderWindow()
         render_window.SetNumberOfLayers(3)
@@ -59,11 +65,11 @@ class VTKWidget(QtWidgets.QWidget):
         render_window.AddRenderer(self.renderer_projections)
         render_window.AddRenderer(self.renderer_indicators)
 
-        # Set up shared camera
         self.camera = vtk.vtkCamera()
         self.camera.SetPosition(5, 5, 1000)
         self.camera.SetFocalPoint(0, 0, 0)
-        self.camera.SetClippingRange(0.1, 100000)
+        self.camera.SetClippingRange(1, 10000)  # Adjusted clipping range
+
         self.renderer.SetActiveCamera(self.camera)
         self.renderer_projections.SetActiveCamera(self.camera)
         self.renderer_indicators.SetActiveCamera(self.camera)
@@ -140,10 +146,16 @@ class VTKWidget(QtWidgets.QWidget):
 
         self.renderer.AddActor(actor)
 
+    def reset_camera(self):
+        self.renderer.ResetCamera()
+        self.camera.SetClippingRange(1, 100000)  # Set your desired range
+        self.vtk_widget.GetRenderWindow().Render()
+
     def update_render(self):
         self.renderer.ResetCameraClippingRange()
         self.renderer_projections.ResetCameraClippingRange()
         self.renderer_indicators.ResetCameraClippingRange()
+        self.camera.SetClippingRange(1, 100000)
         self.vtk_widget.GetRenderWindow().Render()
 
     def create_grid(self, size=100, spacing=10):