/*==================================================================

  Program:   Visualization Toolkit
  Module:    TestHyperTreeGridTernarySphereMaterialReflections.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.

===================================================================*/
// .SECTION Thanks
// This test was written by Philippe Pebay, Kitware 2012
// This test was revised by Philippe Pebay, 2016
// This work was supported by Commissariat a l'Energie Atomique (CEA/DIF)

#include "vtkHyperTreeGrid.h"
#include "vtkHyperTreeGridAxisReflection.h"
#include "vtkHyperTreeGridGeometry.h"
#include "vtkHyperTreeGridSource.h"

#include "vtkCamera.h"
#include "vtkCellData.h"
#include "vtkNew.h"
#include "vtkProperty.h"
#include "vtkPolyData.h"
#include "vtkPolyDataMapper.h"
#include "vtkRegressionTestImage.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkQuadric.h"
#include "vtkTimerLog.h"

//#define HYPERTREEGRID_GETRUSAGE
#ifdef HYPERTREEGRID_GETRUSAGE
#include <sys/resource.h>
#endif

int TestHyperTreeGridTernarySphereMaterialReflections( int argc, char* argv[] )
{
  // Performance instruments
  vtkNew<vtkTimerLog> timer;
#ifdef HYPERTREEGRID_GETRUSAGE
  struct rusage usage0;
  getrusage( RUSAGE_SELF, &usage0 );
#endif

  // Hyper tree grid
  vtkNew<vtkHyperTreeGridSource> htGrid;
  htGrid->SetMaxDepth(4);
  htGrid->SetDimensions( 6, 6, 7 ); //GridCell 5, 5, 6
  htGrid->SetGridScale( 1.5, 1., .7 );
  htGrid->SetBranchFactor( 3 );
  htGrid->UseDescriptorOff();
  htGrid->UseMaskOn();
  vtkNew<vtkQuadric> quadric;
  quadric->SetCoefficients( 1., 1., 1.,
                            0, 0., 0.,
                            0.0, 0., 0.,
                            -25. );
  htGrid->SetQuadric( quadric );
  timer->StartTimer();
  htGrid->Update();
  timer->StopTimer();
#ifdef HYPERTREEGRID_GETRUSAGE
  struct rusage usage1;
  getrusage( RUSAGE_SELF, &usage1 );
#endif
  vtkHyperTreeGrid* H = vtkHyperTreeGrid::SafeDownCast( htGrid->GetOutput() );
  vtkIdType nV = H->GetNumberOfVertices();
  vtkIdType nL = H->GetNumberOfLeaves();
  cerr << "Time for 1 HyperTreeGridSource: "
       << timer->GetElapsedTime()
       << endl;
  cerr << "  number of tree vertices: "
       << nV
       << endl;
  cerr << "  number of tree leaves: "
       << nL
       << " ("
       << (double)nL / (double)nV * 100.00
       << "%)\n";
#ifdef HYPERTREEGRID_GETRUSAGE
  cerr << "  increase in max. resident set size: "
       << ( usage1.ru_maxrss - usage0.ru_maxrss ) / 1024
       << " kiB\n";
#endif

  // Axis reflections
  timer->StartTimer();
  vtkNew<vtkHyperTreeGridAxisReflection> reflection1;
  reflection1->SetInputConnection( htGrid->GetOutputPort() );
  reflection1->SetPlaneToXMin();
  reflection1->Update();
  vtkNew<vtkHyperTreeGridAxisReflection> reflection2;
  reflection2->SetInputConnection( htGrid->GetOutputPort() );
  reflection2->SetPlaneToYMin();
  reflection2->Update();
  vtkNew<vtkHyperTreeGridAxisReflection> reflection3;
  reflection3->SetInputConnection( htGrid->GetOutputPort() );
  reflection3->SetPlaneToZMin();
  reflection3->Update();
  vtkNew<vtkHyperTreeGridAxisReflection> reflection4;
  reflection4->SetInputConnection( reflection1->GetOutputPort() );
  reflection4->SetPlaneToYMin();
  reflection4->Update();
  vtkNew<vtkHyperTreeGridAxisReflection> reflection5;
  reflection5->SetInputConnection( reflection2->GetOutputPort() );
  reflection5->SetPlaneToZMin();
  reflection5->Update();
  vtkNew<vtkHyperTreeGridAxisReflection> reflection6;
  reflection6->SetInputConnection( reflection5->GetOutputPort() );
  reflection6->SetPlaneToXMin();
  reflection6->Update();
  vtkNew<vtkHyperTreeGridAxisReflection> reflection7;
  reflection7->SetInputConnection( reflection6->GetOutputPort() );
  reflection7->SetPlaneToYMax();
  reflection7->Update();
  timer->StopTimer();
  cerr << "Time for 7 axis-aligned reflections: " << timer->GetElapsedTime() << endl;
#ifdef HYPERTREEGRID_GETRUSAGE
 struct rusage usage2;
  getrusage( RUSAGE_SELF, &usage2 );
  cerr << "  increase in max. resident set size: "
       << ( usage2.ru_maxrss - usage1.ru_maxrss ) / 1024
       << " kiB\n";
#endif

  // Geometries
  timer->StartTimer();
  vtkNew<vtkHyperTreeGridGeometry> geometry;
  geometry->SetInputConnection( htGrid->GetOutputPort() );
  geometry->Update();
  vtkPolyData* pd = geometry->GetPolyDataOutput();
  vtkNew<vtkHyperTreeGridGeometry> geometry1;
  geometry1->SetInputConnection( reflection1->GetOutputPort() );
  geometry1->Update();
  vtkNew<vtkHyperTreeGridGeometry> geometry2;
  geometry2->SetInputConnection( reflection2->GetOutputPort() );
  geometry2->Update();
  timer->StopTimer();
  vtkNew<vtkHyperTreeGridGeometry> geometry3;
  geometry3->SetInputConnection( reflection3->GetOutputPort() );
  geometry3->Update();
  vtkNew<vtkHyperTreeGridGeometry> geometry4;
  geometry4->SetInputConnection( reflection4->GetOutputPort() );
  geometry4->Update();
  vtkNew<vtkHyperTreeGridGeometry> geometry5;
  geometry5->SetInputConnection( reflection5->GetOutputPort() );
  geometry5->Update();
  vtkNew<vtkHyperTreeGridGeometry> geometry6;
  geometry6->SetInputConnection( reflection6->GetOutputPort() );
  geometry6->Update();
  vtkNew<vtkHyperTreeGridGeometry> geometry7;
  geometry7->SetInputConnection( reflection7->GetOutputPort() );
  geometry7->Update();
  timer->StopTimer();
  cerr << "Time for 8 geometry filters: " << timer->GetElapsedTime() << endl;
#ifdef HYPERTREEGRID_GETRUSAGE
  struct rusage usage3;
  getrusage( RUSAGE_SELF, &usage3 );
  cerr << "  increase in max. resident set size: "
       << ( usage3.ru_maxrss - usage2.ru_maxrss ) / 1024
       << " kiB\n";
#endif

  // Mappers
  vtkMapper::SetResolveCoincidentTopologyToPolygonOffset();
  vtkNew<vtkPolyDataMapper> mapper1;
  mapper1->SetInputConnection( geometry->GetOutputPort() );
  mapper1->SetScalarRange( pd->GetCellData()->GetScalars()->GetRange() );
  vtkNew<vtkPolyDataMapper> mapper2;
  mapper2->SetInputConnection( geometry->GetOutputPort() );
  mapper2->ScalarVisibilityOff();
  vtkNew<vtkPolyDataMapper> mapper3;
  mapper3->SetInputConnection( geometry1->GetOutputPort() );
  mapper3->ScalarVisibilityOff();
  vtkNew<vtkPolyDataMapper> mapper4;
  mapper4->SetInputConnection( geometry2->GetOutputPort() );
  mapper4->ScalarVisibilityOff();
  vtkNew<vtkPolyDataMapper> mapper5;
  mapper5->SetInputConnection( geometry3->GetOutputPort() );
  mapper5->ScalarVisibilityOff();
  vtkNew<vtkPolyDataMapper> mapper6;
  mapper6->SetInputConnection( geometry4->GetOutputPort() );
  mapper6->ScalarVisibilityOff();
  vtkNew<vtkPolyDataMapper> mapper7;
  mapper7->SetInputConnection( geometry5->GetOutputPort() );
  mapper7->ScalarVisibilityOff();
  vtkNew<vtkPolyDataMapper> mapper8;
  mapper8->SetInputConnection( geometry6->GetOutputPort() );
  mapper8->ScalarVisibilityOff();
  vtkNew<vtkPolyDataMapper> mapper9;
  mapper9->SetInputConnection( geometry7->GetOutputPort() );
  mapper9->ScalarVisibilityOff();

  // Actors
  vtkNew<vtkActor> actor1;
  actor1->SetMapper( mapper1 );
  vtkNew<vtkActor> actor2;
  actor2->SetMapper( mapper2 );
  actor2->GetProperty()->SetRepresentationToWireframe();
  actor2->GetProperty()->SetColor( .7, .7, .7 );
  vtkNew<vtkActor> actor3;
  actor3->SetMapper( mapper3 );
  actor3->GetProperty()->SetColor( .8, .0, .0 );
  vtkNew<vtkActor> actor4;
  actor4->SetMapper( mapper4 );
  actor4->GetProperty()->SetColor( .0, .8, .0 );
  vtkNew<vtkActor> actor5;
  actor5->SetMapper( mapper5 );
  actor5->GetProperty()->SetColor( .0, .0, .8 );
  vtkNew<vtkActor> actor6;
  actor6->SetMapper( mapper6 );
  actor6->GetProperty()->SetColor( .8, .8, .0 );
  vtkNew<vtkActor> actor7;
  actor7->SetMapper( mapper7 );
  actor7->GetProperty()->SetColor( .0, .8, .8 );
  vtkNew<vtkActor> actor8;
  actor8->SetMapper( mapper8 );
  actor8->GetProperty()->SetColor( .8, .0, .8 );
  vtkNew<vtkActor> actor9;
  actor9->SetMapper( mapper9 );
  actor9->GetProperty()->SetRepresentationToWireframe();
  actor9->GetProperty()->SetColor( .4, .4, .4 );

  // Camera
  vtkNew<vtkCamera> camera;
  camera->SetClippingRange( 1., 100. );
  camera->SetPosition( -10., -10., 15. );

  // Renderer
  vtkNew<vtkRenderer> renderer;
  renderer->SetActiveCamera( camera );
  renderer->SetBackground( 1., 1., 1. );
  renderer->AddActor( actor1 );
  renderer->AddActor( actor2 );
  renderer->AddActor( actor3 );
  renderer->AddActor( actor4 );
  renderer->AddActor( actor5 );
  renderer->AddActor( actor6 );
  renderer->AddActor( actor7 );
  renderer->AddActor( actor8 );
  renderer->AddActor( actor9 );

  // Render window
  vtkNew<vtkRenderWindow> renWin;
  renWin->AddRenderer( renderer );
  renWin->SetSize( 400, 400 );
  renWin->SetMultiSamples( 0 );

  // Interactor
  vtkNew<vtkRenderWindowInteractor> iren;
  iren->SetRenderWindow( renWin );

  // Render and test
  renWin->Render();

  int retVal = vtkRegressionTestImageThreshold( renWin, 110 );
  if ( retVal == vtkRegressionTester::DO_INTERACTOR )
  {
    iren->Start();
  }

  return !retVal;
}
