From 5348b3371d6fb3cc846039cfaac54538458f78aa Mon Sep 17 00:00:00 2001
From: Dealga McArdle <tetha.z@gmail.com>
Date: Sun, 25 Jul 2021 10:34:18 +0200
Subject: [PATCH] add show_viewport function

---
 nodes/solid/solid_viewer.py | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/nodes/solid/solid_viewer.py b/nodes/solid/solid_viewer.py
index a3126c9b8..a9b2d2ef1 100644
--- a/nodes/solid/solid_viewer.py
+++ b/nodes/solid/solid_viewer.py
@@ -513,6 +513,17 @@ else:
         def sv_free(self):
             callback_disable(node_id(self))
 
+        def show_viewport(self, is_show: bool):
+            """It should be called by node tree to show/hide objects"""
+            if not self.activate:
+                # just ignore request
+                pass
+            else:
+                if is_show:
+                    self.process()
+                else:
+                    callback_disable(node_id(self))
+
 def register():
     if FreeCAD is not None:
         bpy.utils.register_class(SvSolidViewerNode)
-- 
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