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
|
/*
* Copyright 2007 Sandia Corporation.
* Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
* license for use of this work by or on behalf of the
* U.S. Government. Redistribution and use in source and binary forms, with
* or without modification, are permitted provided that this Notice and any
* statement of authorship are reproduced on all copies.
*/
#include <vtkIconGlyphFilter.h>
#include <vtkTexturedActor2D.h>
#include <vtkDoubleArray.h>
#include <vtkPointData.h>
#include <vtkPoints.h>
#include <vtkPointSet.h>
#include <vtkPolyData.h>
#include <vtkPolyDataMapper2D.h>
#include <vtkPNGReader.h>
#include <vtkRenderer.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkTexture.h>
#include <vtkImageData.h>
#include <vtkTestUtilities.h>
#include <vtkRegressionTestImage.h>
int TestActor2DTextures( int argc, char *argv[])
{
// vtkRegressionTester::Result result = vtkRegressionTester::Passed;
// vtkRegressionTester *test = new vtkRegressionTester("IconGlyphFilter");
char* fname =
vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/Tango/TangoIcons.png");
int imageDims[3];
vtkPNGReader * imageReader = vtkPNGReader::New();
imageReader->SetFileName(fname);
delete[] fname;
imageReader->Update();
imageReader->GetOutput()->GetDimensions(imageDims);
vtkPolyData * pointSet = vtkPolyData::New();
vtkPoints * points = vtkPoints::New();
vtkDoubleArray * pointData = vtkDoubleArray::New();
pointData->SetNumberOfComponents(3);
points->SetData(pointData);
pointSet->SetPoints(points);
vtkIntArray * iconIndex = vtkIntArray::New();
iconIndex->SetNumberOfComponents(1);
pointSet->GetPointData()->SetScalars(iconIndex);
for(double i = 1.0; i < 8; i++)
{
for(double j = 1.0; j < 8; j++)
{
points->InsertNextPoint(i * 26.0, j * 26.0, 0.0);
}
}
for(int i = 0; i < points->GetNumberOfPoints(); i++)
{
iconIndex->InsertNextTuple1(i);
}
int size[] = {24, 24};
vtkIconGlyphFilter * iconFilter = vtkIconGlyphFilter::New();
iconFilter->SetInputData(pointSet);
iconFilter->SetIconSize(size);
iconFilter->SetUseIconSize(true);
iconFilter->SetIconSheetSize(imageDims);
vtkPolyDataMapper2D * mapper = vtkPolyDataMapper2D::New();
mapper->SetInputConnection(iconFilter->GetOutputPort());
vtkTexturedActor2D * iconActor = vtkTexturedActor2D::New();
iconActor->SetMapper(mapper);
vtkTexture * texture = vtkTexture::New();
texture->SetInputConnection(imageReader->GetOutputPort());
iconActor->SetTexture(texture);
vtkRenderer * renderer = vtkRenderer::New();
vtkRenderWindow * renWin = vtkRenderWindow::New();
renWin->SetSize(208, 208);
renWin->AddRenderer(renderer);
vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();
iren->SetRenderWindow(renWin);
renderer->AddActor(iconActor);
renWin->Render();
int retVal = vtkRegressionTestImage( renWin );
if ( retVal == vtkRegressionTester::DO_INTERACTOR)
{
iren->Start();
}
renderer->Delete();
renWin->Delete();
iren->Delete();
mapper->Delete();
texture->Delete();
imageReader->Delete();
iconIndex->Delete();
iconFilter->Delete();
iconActor->Delete();
pointSet->Delete();
points->Delete();
pointData->Delete();
return !retVal;
}
|
