From 70a16da358f301632d5a751f8f07e11b74657075 Mon Sep 17 00:00:00 2001
From: marcomusy <marco.musy@gmail.com>
Date: Thu, 15 Dec 2022 18:16:01 +0100
Subject: [PATCH] clear(deep=...)

---
 vedo/base.py       |  2 +-
 vedo/mesh.py       |  2 --
 vedo/plotter.py    | 26 +++++++++++++++-----------
 vedo/pointcloud.py |  2 +-
 4 files changed, 17 insertions(+), 15 deletions(-)

diff --git a/vedo/base.py b/vedo/base.py
index 47d415e5..1d5cde03 100644
--- a/vedo/base.py
+++ b/vedo/base.py
@@ -77,7 +77,7 @@ def __setitem__(self, key, input_array):
         elif self.association == 2:
             data = self.actor.inputdata().GetFieldData()
 
-            if isinstance(input_array[0], str):
+            if utils.is_sequence(input_array) and isinstance(input_array[0], str):
                 varr = vtk.vtkStringArray()
                 varr.SetName(key)
                 varr.SetNumberOfComponents(1)
diff --git a/vedo/mesh.py b/vedo/mesh.py
index 28c55924..17252fbe 100644
--- a/vedo/mesh.py
+++ b/vedo/mesh.py
@@ -1288,13 +1288,11 @@ def add_shadow(
             shad.points(pts)
             shad.x(point)
         elif "y" == plane:
-            # shad = shad.project_on_plane('y')
             x0, x1 = self.ybounds()
             pts[:, 1] = (pts[:, 1] - (x0 + x1) / 2) / 1000 + self.GetOrigin()[1]
             shad.points(pts)
             shad.y(point)
         elif "z" == plane:
-            # shad = shad.project_on_plane('z')
             x0, x1 = self.zbounds()
             pts[:, 2] = (pts[:, 2] - (x0 + x1) / 2) / 1000 + self.GetOrigin()[2]
             shad.points(pts)
diff --git a/vedo/plotter.py b/vedo/plotter.py
index 1db9470d..bf240861 100644
--- a/vedo/plotter.py
+++ b/vedo/plotter.py
@@ -3229,7 +3229,7 @@ def add_inset(self, *actors, **options):
         self.widgets.append(widget)
         return widget
 
-    def clear(self, at=None, render=True):
+    def clear(self, at=None, render=True, deep=False):
         """Clear the scene from all meshes and volumes."""
         if at is not None:
             renderer = self.renderers[at]
@@ -3238,16 +3238,20 @@ def clear(self, at=None, render=True):
         if not renderer:
             return self
 
-        for a in set(self.get_meshes() + self.get_volumes() + self.actors + self.axes_instances):
-            if isinstance(a, vedo.shapes.Text2D):
-                continue
-            self.remove(a)
-            try:
-                if a.scalarbar:
-                    self.remove(a.scalarbar)
-            except AttributeError:
-                pass
-        self.actors = []
+        if deep:
+            renderer.RemoveAllViewProps()
+        else:
+            for a in set(self.get_meshes() + self.get_volumes() + self.actors + self.axes_instances):
+                if isinstance(a, vedo.shapes.Text2D):
+                    continue
+                self.remove(a)
+                try:
+                    if a.scalarbar:
+                        self.remove(a.scalarbar)
+                except AttributeError:
+                    pass
+            self.actors = []
+
         if render:
             self.render()
         return self
diff --git a/vedo/pointcloud.py b/vedo/pointcloud.py
index e8659746..f241a26c 100644
--- a/vedo/pointcloud.py
+++ b/vedo/pointcloud.py
@@ -3875,7 +3875,7 @@ def cut_with_line(self, points, invert=False, closed=True):
         clipper = vtk.vtkClipPolyData()
         clipper.SetInputData(self.polydata(True))  # must be True
         clipper.SetClipFunction(pplane)
-        clipper.SetInsideOut(not invert)
+        clipper.SetInsideOut(invert)
         clipper.GenerateClippedOutputOff()
         clipper.GenerateClipScalarsOff()
         clipper.SetValue(0)