File: pipe2.cxx

package info (click to toggle)
vtk7 7.1.1%2Bdfsg2-8
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 127,396 kB
  • sloc: cpp: 1,539,584; ansic: 124,382; python: 78,038; tcl: 47,013; xml: 8,142; yacc: 5,040; java: 4,439; perl: 3,132; lex: 1,926; sh: 1,500; makefile: 126; objc: 83
file content (95 lines) | stat: -rw-r--r-- 2,715 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
/*=========================================================================

  Program:   Visualization Toolkit
  Module:    pipe2.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.

=========================================================================*/
#include "vtkActor.h"
#include "vtkContourFilter.h"
#include "vtkImageData.h"
#include "vtkInputPort.h"
#include "vtkPolyData.h"
#include "vtkPolyDataMapper.h"
#include "vtkRenderWindow.h"
#include "vtkRenderer.h"

#include "PipelineParallelism.h"

// Pipe 2 for PipelineParallelism.
// See PipelineParallelism.cxx for more information.
void pipe2(vtkMultiProcessController* vtkNotUsed(controller),
           void* vtkNotUsed(arg))
{
  // Input port
  vtkInputPort* ip = vtkInputPort::New();
  ip->SetRemoteProcessId(0);
  ip->SetTag(11);

  // Iso-surface
  vtkContourFilter* cf = vtkContourFilter::New();
  cf->SetInput(ip->GetImageDataOutput());
  cf->SetNumberOfContours(1);
  cf->SetValue(0, 220);

  // Rendering objects
  vtkPolyDataMapper* mapper = vtkPolyDataMapper::New();
  mapper->SetInputConnection(cf->GetOutputPort());

  vtkActor* actor = vtkActor::New();
  actor->SetMapper(mapper);

  vtkRenderer* ren = vtkRenderer::New();
  ren->AddActor(actor);

  vtkRenderWindow* renWin = vtkRenderWindow::New();
  renWin->AddRenderer(ren);

  // Normally, the Render() call on a RenderWindow() calls
  // update on it's actors two times. This is not appropriate
  // for this example because with each Update(), the data
  // changes. For this reason, we will use a separate PolyData
  // object and (shallow) copy the data to it.
  vtkPolyData* pd = vtkPolyData::New();
  mapper->SetInput(pd);

  // Prime the pipeline. Tell the producer to start computing.
  ip->Update();

  // Get the first data, adjust camera appropriatly
  cf->GetOutput()->Update();
  pd->ShallowCopy(cf->GetOutput());
  ren->ResetCamera();
  // Display data
  renWin->Render();

  // Get more data. With every update the XFreq of the rtSource
  // is increased.
  for (int i=0; i<17; i++)
  {
    cf->GetOutput()->Update();
    pd->ShallowCopy(cf->GetOutput());
    // Display
    renWin->Render();
  }
  // Tell the producer that we are done.
  ip->GetController()->TriggerRMI(0, vtkMultiProcessController::BREAK_RMI_TAG);

  pd->Delete();
  ip->Delete();
  cf->Delete();
  mapper->Delete();
  actor->Delete();
  ren->Delete();
  renWin->Delete();

}