File: TestGlyphSource2DResolution.cxx

package info (click to toggle)
vtk7 7.1.1%2Bdfsg1-12
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 125,776 kB
  • sloc: cpp: 1,539,582; ansic: 106,521; 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: 122; objc: 83
file content (151 lines) | stat: -rw-r--r-- 4,289 bytes parent folder | download | duplicates (3)
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
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
/*=========================================================================

  Program:   Visualization Toolkit
  Module:    TestGlyphSource2DResolution.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.

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

// Description
// This tests the circle resolution parameter for vtkGlyphSource2D

#include "vtkActor2D.h"
#include "vtkFloatArray.h"
#include "vtkGlyph2D.h"
#include "vtkGlyphSource2D.h"
#include "vtkMinimalStandardRandomSequence.h"
#include "vtkNew.h"
#include "vtkPointData.h"
#include "vtkPoints.h"
#include "vtkPolyData.h"
#include "vtkPolyDataMapper2D.h"
#include "vtkRegressionTestImage.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkTestUtilities.h"

int TestGlyphSource2DResolution(int argc, char* argv[])
{
  cout << "CTEST_FULL_OUTPUT (Avoid ctest truncation of output)" << endl;

  vtkNew<vtkPolyData> pd;
  vtkNew<vtkPoints> pts;

  vtkNew<vtkFloatArray> scalars;
  vtkNew<vtkFloatArray> vectors;
  vectors->SetNumberOfComponents(3);

  pd->SetPoints(pts.GetPointer());
  pd->GetPointData()->SetScalars(scalars.GetPointer());
  pd->GetPointData()->SetVectors(vectors.GetPointer());

  vtkNew<vtkMinimalStandardRandomSequence> randomSequence;
  randomSequence->SetSeed(1);

  int size = 400;

  for (int i = 0; i < 100; ++i)
  {
    randomSequence->Next();
    double x = randomSequence->GetValue()*size;
    randomSequence->Next();
    double y = randomSequence->GetValue()*size;
    pts->InsertNextPoint(x,
                         y,
                         0.0);
    randomSequence->Next();
    scalars->InsertNextValue(5.0*randomSequence->GetValue());
    randomSequence->Next();
    double ihat = randomSequence->GetValue()*2-1;
    randomSequence->Next();
    double jhat = randomSequence->GetValue()*2-1;
    vectors->InsertNextTuple3(ihat,
                              jhat,
                              0.0);
  }

  vtkNew<vtkGlyphSource2D> gs;
  gs->SetGlyphTypeToCircle();
  gs->SetScale(20);
  gs->FilledOff();
  gs->CrossOn();

  vtkNew<vtkGlyphSource2D> gs1;
  gs1->SetGlyphTypeToCircle();
  gs1->SetResolution(24);
  gs1->SetScale(30);
  gs1->FilledOn();
  gs1->CrossOff();

  vtkNew<vtkGlyphSource2D> gs2;
  gs2->SetGlyphTypeToCircle();
  gs2->SetResolution(6);
  gs2->SetScale(20);
  gs2->FilledOn();
  gs2->CrossOff();

  vtkNew<vtkGlyphSource2D> gs3;
  gs3->SetGlyphTypeToCircle();
  gs3->SetResolution(5);
  gs3->SetScale(30);
  gs3->FilledOff();
  gs3->CrossOn();

  vtkNew<vtkGlyphSource2D> gs4;
  gs4->SetGlyphTypeToCircle();
  gs4->SetResolution(100);
  gs4->SetScale(50);
  gs4->FilledOff();
  gs4->CrossOff();

  vtkNew<vtkGlyph2D> glypher;
  glypher->SetInputData(pd.GetPointer());
  glypher->SetSourceConnection(0, gs->GetOutputPort());
  glypher->SetSourceConnection(1, gs1->GetOutputPort());
  glypher->SetSourceConnection(2, gs2->GetOutputPort());
  glypher->SetSourceConnection(3, gs3->GetOutputPort());
  glypher->SetSourceConnection(4, gs4->GetOutputPort());
  glypher->SetIndexModeToScalar();
  glypher->SetRange(0,5);
  glypher->SetScaleModeToScaleByVector();

  vtkNew<vtkPolyDataMapper2D> mapper;
  mapper->SetInputConnection(glypher->GetOutputPort());
  mapper->SetScalarRange(0, 5);

  vtkNew<vtkActor2D> glyphActor;
  glyphActor->SetMapper(mapper.GetPointer());

  // Create the RenderWindow, Renderer
  vtkNew<vtkRenderWindow> renWin;
  renWin->SetMultiSamples(0);
  vtkNew<vtkRenderWindowInteractor> iren;
  iren->SetRenderWindow(renWin.GetPointer());

  vtkNew<vtkRenderer> ren;
  ren->AddActor2D(glyphActor.GetPointer());
  ren->SetBackground(0.3, 0.3, 0.3);
  ren->ResetCamera();

  renWin->SetSize(size+1, size-1); //NPOT size
  renWin->AddRenderer(ren.GetPointer());
  renWin->Render();

  iren->Initialize();

  int retVal = vtkRegressionTestImage(renWin.GetPointer());
  if (retVal == vtkRegressionTester::DO_INTERACTOR)
  {
    iren->Start();
  }

  return !retVal;
}