1 /*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: ZsweepConcavities.cxx
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14 =========================================================================*/
15
16 /*
17 * Copyright 2006 Sandia Corporation.
18 * Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
19 * license for use of this work by or on behalf of the
20 * U.S. Government. Redistribution and use in source and binary forms, with
21 * or without modification, are permitted provided that this Notice and any
22 * statement of authorship are reproduced on all copies.
23 */
24
25 #include "vtkProjectedTetrahedraMapper.h"
26
27 #include "vtkCamera.h"
28 #include "vtkColorTransferFunction.h"
29 #include "vtkDataSetTriangleFilter.h"
30 #include "vtkPiecewiseFunction.h"
31 #include "vtkRenderer.h"
32 #include "vtkRenderWindow.h"
33 #include "vtkRenderWindowInteractor.h"
34 #include "vtkRTAnalyticSource.h"
35 #include "vtkThreshold.h"
36 #include "vtkUnstructuredGridVolumeZSweepMapper.h"
37 #include "vtkVolume.h"
38 #include "vtkVolumeProperty.h"
39
40 #include "vtkRegressionTestImage.h"
41
42 #include "vtkSmartPointer.h"
43 #define VTK_CREATE(type, name) \
44 vtkSmartPointer<type> name = vtkSmartPointer<type>::New();
45
ZsweepConcavities(int argc,char * argv[])46 int ZsweepConcavities(int argc, char *argv[])
47 {
48 VTK_CREATE(vtkRTAnalyticSource, input);
49 input->SetWholeExtent(-10, 10, -10, 10, -10, 10);
50 input->SetCenter(0.0, 0.0, 0.0);
51 input->SetMaximum(255.0);
52 input->SetXFreq(60.0);
53 input->SetYFreq(30.0);
54 input->SetZFreq(40.0);
55 input->SetXMag(10.0);
56 input->SetYMag(18.0);
57 input->SetZMag(5.0);
58 input->SetStandardDeviation(0.5);
59 input->SetSubsampleRate(1);
60
61 VTK_CREATE(vtkThreshold, threshold);
62 threshold->SetInputConnection(input->GetOutputPort());
63 threshold->ThresholdByLower(130.0);
64
65 VTK_CREATE(vtkDataSetTriangleFilter, tetra);
66 tetra->SetInputConnection(threshold->GetOutputPort());
67
68 VTK_CREATE(vtkUnstructuredGridVolumeZSweepMapper, zsweep);
69 zsweep->SetInputConnection(tetra->GetOutputPort());
70
71 VTK_CREATE(vtkVolume, volume);
72 volume->SetMapper(zsweep);
73
74 VTK_CREATE(vtkColorTransferFunction, color);
75 color->SetColorSpaceToHSV();
76 color->HSVWrapOn();
77 color->AddHSVPoint(0.0, 0.0, 0.0, 0.0);
78 VTK_CREATE(vtkPiecewiseFunction, opacity);
79 opacity->AddPoint(0.0, 0.25);
80 volume->GetProperty()->SetColor(color);
81 volume->GetProperty()->SetScalarOpacity(opacity);
82
83 VTK_CREATE(vtkRenderer, renderer);
84 renderer->AddVolume(volume);
85 renderer->SetBackground(1, 1, 1);
86
87 renderer->ResetCamera();
88 vtkCamera *camera = renderer->GetActiveCamera();
89 camera->Azimuth(40.0);
90 camera->Elevation(40.0);
91
92 VTK_CREATE(vtkRenderWindow, renwin);
93 renwin->SetSize(300, 300);
94 renwin->AddRenderer(renderer);
95
96 VTK_CREATE(vtkRenderWindowInteractor, iren);
97 iren->SetRenderWindow(renwin);
98 renwin->Render();
99
100 int retVal = vtkRegressionTestImage(renwin);
101 if (retVal == vtkRegressionTester::DO_INTERACTOR)
102 {
103 iren->Start();
104 retVal = vtkRegressionTester::PASSED;
105 }
106
107 return (retVal != vtkRegressionTester::PASSED);
108 }
109