From 9c31f7879faec285b227dabac44c035f532bbc38 Mon Sep 17 00:00:00 2001
From: David Gobbi <david.gobbi@gmail.com>
Date: Sat, 19 Jan 2019 09:43:57 -0700
Subject: [PATCH] Use VTK_USE_TK to enable or disable RenderingTk

This restores earlier behavior of this option.
---
 CMakeLists.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 75df15cd047..e7a5317646f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -125,6 +125,14 @@ else ()
   list(APPEND vtk_rejected_modules
     VTK::Java)
 endif ()
+# For vtkTkRenderWidget (only useful with Python, since WRAP_TCL is gone)
+if (VTK_USE_TK)
+  set(VTK_GROUP_ENABLE_Tk YES)
+else ()
+  set(_vtk_module_group_default_Tk "DONT_WANT")
+  list(APPEND vtk_rejected_modules
+    VTK::RenderingTk)
+endif ()
 if (VTK_USE_MPI)
   set(VTK_GROUP_ENABLE_MPI ON)
 else ()
-- 
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