Mercurial > hg > orthanc
annotate Resources/Samples/OrthancClient/Vtk/main.cpp @ 1375:3d76e26b3865
fix licensing terms of samples
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
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| date | Thu, 28 May 2015 15:53:58 +0200 |
| parents | 6e7e5ed91c2d |
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| rev | line source |
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| 531 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
| 531 | 5 * |
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6 * This program is free software: you can redistribute it and/or |
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7 * modify it under the terms of the GNU General Public License as |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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8 * published by the Free Software Foundation, either version 3 of the |
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parents:
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9 * License, or (at your option) any later version. |
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10 * |
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11 * This program is distributed in the hope that it will be useful, but |
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12 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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14 * General Public License for more details. |
| 531 | 15 * |
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16 * You should have received a copy of the GNU General Public License |
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 531 | 18 **/ |
| 19 | |
| 20 | |
| 21 #include <iostream> | |
| 22 | |
| 23 #include <vtkRenderWindow.h> | |
| 24 #include <vtkImageData.h> | |
| 25 #include <vtkPiecewiseFunction.h> | |
| 26 #include <vtkFixedPointVolumeRayCastMapper.h> | |
| 27 #include <vtkColorTransferFunction.h> | |
| 28 #include <vtkVolumeProperty.h> | |
| 29 #include <vtkRenderWindowInteractor.h> | |
| 30 #include <vtkRenderer.h> | |
| 31 #include <vtkSmartPointer.h> | |
| 32 #include <vtkOpenGLRenderer.h> | |
| 33 #include <vtkInteractorStyleTrackballCamera.h> | |
| 34 | |
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35 #include <orthanc/OrthancCppClient.h> |
| 531 | 36 |
| 37 | |
| 38 void Display(OrthancClient::Series& series) | |
| 39 { | |
| 40 /** | |
| 41 * Load the 3D image from Orthanc into VTK. | |
| 42 **/ | |
| 43 | |
| 44 vtkSmartPointer<vtkImageData> image = vtkSmartPointer<vtkImageData>::New(); | |
| 45 image->SetDimensions(series.GetWidth(), series.GetHeight(), series.GetInstanceCount()); | |
| 46 image->SetScalarType(VTK_SHORT); | |
| 47 image->AllocateScalars(); | |
| 48 | |
| 49 if (series.GetWidth() != 0 && | |
| 50 series.GetHeight() != 0 && | |
| 51 series.GetInstanceCount() != 0) | |
| 52 { | |
| 53 series.Load3DImage(image->GetScalarPointer(0, 0, 0), Orthanc::PixelFormat_SignedGrayscale16, | |
| 54 2 * series.GetWidth(), 2 * series.GetHeight() * series.GetWidth()); | |
| 55 } | |
| 56 | |
| 57 image->SetSpacing(series.GetVoxelSizeX(), | |
| 58 series.GetVoxelSizeY(), | |
| 59 series.GetVoxelSizeZ()); | |
| 60 | |
| 61 | |
| 62 /** | |
| 63 * The following code is based on the VTK sample for MIP | |
| 64 * http://www.vtk.org/Wiki/VTK/Examples/Cxx/VolumeRendering/MinIntensityRendering | |
| 65 **/ | |
| 66 | |
| 67 // Create a transfer function mapping scalar value to opacity | |
| 68 double range[2]; | |
| 69 image->GetScalarRange(range); | |
| 70 | |
| 71 vtkSmartPointer<vtkPiecewiseFunction> opacityTransfer = | |
| 72 vtkSmartPointer<vtkPiecewiseFunction>::New(); | |
| 73 opacityTransfer->AddSegment(range[0], 0.0, range[1], 1.0); | |
| 74 | |
| 75 vtkSmartPointer<vtkColorTransferFunction> colorTransfer = | |
| 76 vtkSmartPointer<vtkColorTransferFunction>::New(); | |
| 77 colorTransfer->AddRGBPoint(0, 1.0, 1.0, 1.0); | |
| 78 colorTransfer->AddRGBPoint(range[1], 1.0, 1.0, 1.0); | |
| 79 | |
| 80 vtkSmartPointer<vtkVolumeProperty> property = | |
| 81 vtkSmartPointer<vtkVolumeProperty>::New(); | |
| 82 property->SetScalarOpacity(opacityTransfer); | |
| 83 property->SetColor(colorTransfer); | |
| 84 property->SetInterpolationTypeToLinear(); | |
| 85 | |
| 86 // Create a Maximum Intensity Projection rendering | |
| 87 vtkSmartPointer<vtkFixedPointVolumeRayCastMapper> mapper = | |
| 88 vtkSmartPointer<vtkFixedPointVolumeRayCastMapper>::New(); | |
| 89 mapper->SetBlendModeToMaximumIntensity(); | |
| 90 mapper->SetInput(image); | |
| 91 | |
| 92 vtkSmartPointer<vtkVolume> volume = vtkSmartPointer<vtkVolume>::New(); | |
| 93 volume->SetMapper(mapper); | |
| 94 volume->SetProperty(property); | |
| 95 | |
| 96 vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkOpenGLRenderer>::New(); | |
| 97 renderer->AddViewProp(volume); | |
| 98 renderer->SetBackground(0.1, 0.2, 0.3); // Background color dark blue | |
| 99 | |
| 100 vtkSmartPointer<vtkInteractorStyleTrackballCamera> style = | |
| 101 vtkSmartPointer<vtkInteractorStyleTrackballCamera>::New(); | |
| 102 | |
| 103 vtkSmartPointer<vtkRenderWindow> window = vtkSmartPointer<vtkRenderWindow>::New(); | |
| 104 window->AddRenderer(renderer); | |
| 105 | |
| 106 vtkSmartPointer<vtkRenderWindowInteractor> interactor = vtkSmartPointer<vtkRenderWindowInteractor>::New(); | |
| 107 interactor->SetRenderWindow(window); | |
| 108 interactor->SetInteractorStyle(style); | |
| 109 interactor->Start(); | |
| 110 } | |
| 111 | |
| 112 | |
| 113 int main() | |
| 114 { | |
| 115 try | |
| 116 { | |
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parents:
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117 // The following explicit initialization is not required, except |
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parents:
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changeset
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118 // if you wish to specify the full path to the shared library |
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parents:
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119 OrthancClient::Initialize(); |
| 531 | 120 |
| 121 // Use the commented code below if you know the identifier of a | |
| 122 // series that corresponds to a 3D image. | |
| 123 | |
| 124 /* | |
| 125 { | |
| 126 OrthancClient::OrthancConnection orthanc("http://localhost:8042"); | |
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127 OrthancClient::Series series(orthanc, "dc5ec3d9-6e1a7b2c-73a829f0-64c609f6-ef976a97"); |
| 531 | 128 Display(series); |
| 129 return 0; | |
| 130 } | |
| 131 */ | |
| 132 | |
| 133 | |
| 134 // Try and find a 3D image inside the local store | |
| 135 OrthancClient::OrthancConnection orthanc("http://localhost:8042"); | |
| 136 | |
| 137 for (unsigned int i = 0; i < orthanc.GetPatientCount(); i++) | |
| 138 { | |
| 591 | 139 OrthancClient::Patient patient(orthanc.GetPatient(i)); |
| 531 | 140 std::cout << "Patient: " << patient.GetId() << std::endl; |
| 141 | |
| 142 for (unsigned int j = 0; j < patient.GetStudyCount(); j++) | |
| 143 { | |
| 591 | 144 OrthancClient::Study study(patient.GetStudy(j)); |
| 531 | 145 std::cout << " Study: " << study.GetId() << std::endl; |
| 146 | |
| 147 for (unsigned int k = 0; k < study.GetSeriesCount(); k++) | |
| 148 { | |
| 591 | 149 OrthancClient::Series series(study.GetSeries(k)); |
| 531 | 150 std::cout << " Series: " << series.GetId() << std::endl; |
| 151 | |
| 152 if (series.Is3DImage()) | |
| 153 { | |
| 154 Display(series); | |
| 155 return 0; | |
| 156 } | |
| 157 else | |
| 158 { | |
| 159 std::cout << " => Not a 3D image..." << std::endl; | |
| 160 } | |
| 161 } | |
| 162 } | |
| 163 } | |
| 164 | |
| 165 std::cout << "Unable to find a 3D image in the local Orthanc store" << std::endl; | |
| 166 | |
| 167 return 0; | |
| 168 } | |
| 656 | 169 catch (OrthancClient::OrthancClientException& e) |
| 531 | 170 { |
| 171 std::cerr << "EXCEPTION: [" << e.What() << "]" << std::endl; | |
| 172 return -1; | |
| 173 } | |
| 174 } |