ParaView-5.0.1: Added the source-tree to ThirdParty-dev and patched as described in the README file

Resolves bug-report http://bugs.openfoam.org/view.php?id=2098

ParaView-5.0.1/VTK/Examples/ParallelProcessing/MPI/Python/ParallelCone.py

@@ -0,0 +1,89 @@
+#!/usr/bin/env python
+from __future__ import print_function
+from vtk import *
+import sys
+import os
+import time
+
+myProcId = 0
+numProcs = 1
+
+compManager = vtkCompositeRenderManager()
+if compManager.GetController():
+    myProcId = compManager.GetController().GetLocalProcessId()
+    numProcs = compManager.GetController().GetNumberOfProcesses()
+
+try:
+    v = vtkMesaRenderer()
+    if myProcId > 0:
+        _graphics_fact=vtkGraphicsFactory()
+        _graphics_fact.SetUseMesaClasses(1)
+        del _graphics_fact
+    del v
+except Exception as bar:
+    print("No mesa", bar)
+
+
+
+#print("I am process: %d / %d" % (myProcId, numProcs))
+
+# create a rendering window and renderer
+ren = vtkRenderer()
+renWin = vtkRenderWindow()
+renWin.AddRenderer(ren)
+renWin.SetSize(300,300)
+
+#if myProcId:
+#    renWin.OffScreenRenderingOn()
+
+
+# create an actor and give it cone geometry
+cone = vtkConeSource()
+cone.SetResolution(8)
+coneMapper = vtkPolyDataMapper()
+coneMapper.SetInputConnection(cone.GetOutputPort())
+coneActor = vtkActor()
+coneActor.SetMapper(coneMapper)
+
+# assign our actor to the renderer
+ren.AddActor(coneActor)
+
+renWin.SetWindowName("I am node %d" % myProcId)
+
+if numProcs > 1:
+    compManager.SetRenderWindow(renWin)
+    compManager.InitializePieces()
+
+#print("Pid of process %d is %d" % (myProcId, os.getpid()))
+
+def ExitMaster(a, b):
+    #print("ExitMaster; I am %d / %d" % ( myProcId, numProcs ))
+    if numProcs > 1 and myProcId == 0:
+        #print("Trigger exit RMI on all satellite nodes")
+        for a in range(1, numProcs):
+            #print("Trigger exit in satellite node %d" % a)
+            contr = compManager.GetController()
+            contr.TriggerRMI(a, contr.GetBreakRMITag())
+
+if myProcId == 0:
+    iren = vtkRenderWindowInteractor()
+    iren.SetRenderWindow(renWin)
+    iren.AddObserver("ExitEvent", ExitMaster)
+    iren.Initialize()
+    iren.Start()
+    #renWin.Render()
+    #renWin.Render()
+    #renWin.Render()
+else:
+    compManager.InitializeRMIs()
+    compManager.GetController().ProcessRMIs()
+    compManager.GetController().Finalize()
+    #print "**********************************"
+    #print "Done on the slave node"
+    #print "**********************************"
+    sys.exit()
+
+ExitMaster(0, 0)
+
+#time.sleep(5)
+