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/IO/SQL/Testing/Cxx/TestSQLGraphReader.cxx

@@ -0,0 +1,138 @@
+/*=========================================================================
+
+  Program:   Visualization Toolkit
+  Module:    TestSQLGraphReader.cxx
+
+  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
+  All rights reserved.
+  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+     PURPOSE.  See the above copyright notice for more information.
+
+=========================================================================*/
+/*-------------------------------------------------------------------------
+  Copyright 2008 Sandia Corporation.
+  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
+  the U.S. Government retains certain rights in this software.
+-------------------------------------------------------------------------*/
+
+#include "vtkActor.h"
+#include "vtkGraphMapper.h"
+#include "vtkMath.h"
+#include "vtkRegressionTestImage.h"
+#include "vtkRenderer.h"
+#include "vtkRenderWindow.h"
+#include "vtkRenderWindowInteractor.h"
+#include "vtkSQLGraphReader.h"
+#include "vtkSQLiteDatabase.h"
+#include "vtkSQLQuery.h"
+#include "vtkSmartPointer.h"
+#include "vtkStdString.h"
+
+#include <sstream>
+
+#define VTK_CREATE(type, name) \
+  vtkSmartPointer<type> name = vtkSmartPointer<type>::New()
+
+int TestSQLGraphReader(int argc, char* argv[])
+{
+  vtkIdType vertices = 10;
+
+  // Create a SQLite in-memory database
+  VTK_CREATE(vtkSQLiteDatabase, database);
+  database->SetDatabaseFileName(":memory:");
+
+  bool ok = database->Open("");
+  if (!ok)
+    {
+    cerr << "Could not open database!" << endl;
+    cerr << database->GetLastErrorText() << endl;
+    return 1;
+    }
+
+  // Build a graph
+  vtkSmartPointer<vtkSQLQuery> q;
+  q.TakeReference(database->GetQueryInstance());
+  std::ostringstream oss;
+
+  q->SetQuery("DROP TABLE IF EXISTS vertices");
+  q->Execute();
+
+  q->SetQuery("CREATE TABLE vertices (id INTEGER, x FLOAT, y FLOAT)");
+  q->Execute();
+  for (int i = 0; i < vertices; i++)
+    {
+    oss.str("");
+    oss << "INSERT INTO vertices VALUES(" << i << ", "
+      << 0.5*cos(i*2.0*vtkMath::Pi()/vertices) << ", "
+      << 0.5*sin(i*2.0*vtkMath::Pi()/vertices) << ")" << endl;
+    q->SetQuery(oss.str().c_str());
+    q->Execute();
+    }
+
+  q->SetQuery("DROP TABLE IF EXISTS edges");
+  q->Execute();
+
+  q->SetQuery("CREATE TABLE edges (id INTEGER, source INTEGER, target INTEGER)");
+  q->Execute();
+  for (int i = 0; i < vertices; i++)
+    {
+    oss.str("");
+    oss << "INSERT INTO edges VALUES(" << 2*i+0 << ", "
+      << i << ", " << (i+1)%vertices << ")" << endl;
+    q->SetQuery(oss.str().c_str());
+    q->Execute();
+    oss.str("");
+    oss << "INSERT INTO edges VALUES(" << 2*i+1 << ", "
+      << (i+3)%vertices << ", " << i << ")" << endl;
+    q->SetQuery(oss.str().c_str());
+    q->Execute();
+    }
+
+  // Set up graph reader
+  VTK_CREATE(vtkSQLGraphReader, reader);
+  vtkSmartPointer<vtkSQLQuery> edgeQuery;
+  edgeQuery.TakeReference(database->GetQueryInstance());
+  edgeQuery->SetQuery("select * from edges");
+  reader->SetEdgeQuery(edgeQuery);
+
+  vtkSmartPointer<vtkSQLQuery> vertexQuery;
+  vertexQuery.TakeReference(database->GetQueryInstance());
+  vertexQuery->SetQuery("select * from vertices");
+  reader->SetVertexQuery(vertexQuery);
+
+  reader->SetSourceField("source");
+  reader->SetTargetField("target");
+  reader->SetVertexIdField("id");
+  reader->SetXField("x");
+  reader->SetYField("y");
+
+  // Display the graph
+  VTK_CREATE(vtkGraphMapper, mapper);
+  mapper->SetInputConnection(reader->GetOutputPort());
+  mapper->SetEdgeColorArrayName("id");
+  mapper->ColorEdgesOn();
+  mapper->SetVertexColorArrayName("id");
+  mapper->ColorVerticesOn();
+  VTK_CREATE(vtkActor, actor);
+  actor->SetMapper(mapper);
+  VTK_CREATE(vtkRenderer, ren);
+  ren->AddActor(actor);
+  VTK_CREATE(vtkRenderWindowInteractor, iren);
+  VTK_CREATE(vtkRenderWindow, win);
+  win->AddRenderer(ren);
+  win->SetInteractor(iren);
+
+  int retVal = vtkRegressionTestImage(win);
+  if (retVal == vtkRegressionTester::DO_INTERACTOR)
+    {
+    iren->Initialize();
+    iren->Start();
+
+    retVal = vtkRegressionTester::PASSED;
+    }
+
+  return !retVal;
+}