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/ParaViewCore/Animation/vtkPVExponentialKeyFrame.cxx

@@ -0,0 +1,102 @@
+/*=========================================================================
+
+  Program:   ParaView
+  Module:    vtkPVExponentialKeyFrame.cxx
+
+  Copyright (c) Kitware, Inc.
+  All rights reserved.
+  See Copyright.txt or http://www.paraview.org/HTML/Copyright.html 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.
+
+=========================================================================*/
+#include "vtkPVExponentialKeyFrame.h"
+
+#include "vtkObjectFactory.h"
+#include "vtkPVAnimationCue.h"
+
+#include <math.h>
+
+vtkStandardNewMacro(vtkPVExponentialKeyFrame);
+//----------------------------------------------------------------------------
+vtkPVExponentialKeyFrame::vtkPVExponentialKeyFrame()
+{
+  this->Base = 2.0;
+  this->StartPower = -1.0;
+  this->EndPower = -5.0;
+}
+
+//----------------------------------------------------------------------------
+vtkPVExponentialKeyFrame::~vtkPVExponentialKeyFrame()
+{
+}
+
+//----------------------------------------------------------------------------
+// remeber that currenttime is 0 at the KeyTime of this key frame
+// and 1 and the KeyTime of the next key frame. Hence,
+// currenttime belongs to the interval [0,1).
+void vtkPVExponentialKeyFrame::UpdateValue( double currenttime,
+                                            vtkPVAnimationCue* cue,
+                                            vtkPVKeyFrame* next)
+{
+  if (!next)
+    {
+    return;
+    }
+
+  if (this->Base == 1)
+    {
+    vtkErrorMacro("Exponential with base 1");
+    }
+
+  // Do some computation
+  int animated_element = cue->GetAnimatedElement();
+  double tcur = pow(this->Base, this->StartPower + currenttime *
+                    (this->EndPower- this->StartPower));
+  double tmin = pow(this->Base, this->StartPower);
+  double tmax = pow(this->Base, this->EndPower);
+  double t = (this->Base!= 1) ? (tcur - tmin) / (tmax - tmin): 0;
+
+  // Apply changes
+  cue->BeginUpdateAnimationValues();
+  if (animated_element != -1)
+    {
+    double vmax = next->GetKeyValue();
+    double vmin = this->GetKeyValue();
+    double value = vmin + t * (vmax - vmin);
+    cue->SetAnimationValue(animated_element, value);
+    }
+  else
+    {
+    unsigned int start_novalues = this->GetNumberOfKeyValues();
+    unsigned int end_novalues = next->GetNumberOfKeyValues();
+    unsigned int min = (start_novalues < end_novalues)
+                       ? start_novalues : end_novalues;
+    unsigned int i;
+    // interpolate common indices.
+    for (i=0; i < min; i++)
+      {
+      double vmax = next->GetKeyValue(i);
+      double vmin = this->GetKeyValue(i);
+      double value = vmin + t * (vmax - vmin);
+      cue->SetAnimationValue(i, value);
+      }
+    // add any additional indices in start key frame.
+    for (i = min; i < start_novalues; i++)
+      {
+      cue->SetAnimationValue( i, this->GetKeyValue(i) );
+      }
+    }
+  cue->EndUpdateAnimationValues();
+}
+
+//----------------------------------------------------------------------------
+void vtkPVExponentialKeyFrame::PrintSelf(ostream& os, vtkIndent indent)
+{
+  this->Superclass::PrintSelf(os, indent);
+  os << indent << "Base: " << this->Base << endl;
+  os << indent << "StartPower: " << this->StartPower << endl;
+  os << indent << "EndPower: " << this->EndPower << endl;
+}