Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Volumes/DicomVolumeImageMPRSlicer.cpp @ 1853:cbb5c4a66160
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 29 Jun 2021 16:29:37 +0200 |
parents | 9ab251c03eda |
children | 3889ae96d2e9 |
rev | line source |
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814 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium |
814 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
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8 * modify it under the terms of the GNU Lesser General Public License |
814 | 9 * as published by the Free Software Foundation, either version 3 of |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Lesser General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Lesser General Public |
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18 * License along with this program. If not, see |
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19 * <http://www.gnu.org/licenses/>. |
814 | 20 **/ |
21 | |
22 | |
23 #include "DicomVolumeImageMPRSlicer.h" | |
24 | |
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25 #include "../StoneException.h" |
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26 |
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27 #include "../Toolbox/ImageToolbox.h" |
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28 |
1624 | 29 #include <Logging.h> |
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30 #include <OrthancException.h> |
814 | 31 |
32 namespace OrthancStone | |
33 { | |
34 void DicomVolumeImageMPRSlicer::Slice::CheckValid() const | |
35 { | |
36 if (!valid_) | |
37 { | |
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38 LOG(ERROR) << "DicomVolumeImageMPRSlicer::Slice::CheckValid(): (!valid_)"; |
814 | 39 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
40 } | |
41 } | |
42 | |
43 | |
44 DicomVolumeImageMPRSlicer::Slice::Slice(const DicomVolumeImage& volume, | |
45 const CoordinateSystem3D& cuttingPlane) : | |
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46 volume_(volume), |
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47 revision_(volume_.GetRevision()) |
814 | 48 { |
49 valid_ = (volume_.HasDicomParameters() && | |
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50 volume_.GetGeometry().DetectSlice(projection_, sliceIndex_, cuttingPlane)); |
814 | 51 } |
52 | |
53 | |
54 VolumeProjection DicomVolumeImageMPRSlicer::Slice::GetProjection() const | |
55 { | |
56 CheckValid(); | |
57 return projection_; | |
58 } | |
59 | |
60 | |
61 unsigned int DicomVolumeImageMPRSlicer::Slice::GetSliceIndex() const | |
62 { | |
63 CheckValid(); | |
64 return sliceIndex_; | |
65 } | |
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66 |
814 | 67 |
68 ISceneLayer* DicomVolumeImageMPRSlicer::Slice::CreateSceneLayer(const ILayerStyleConfigurator* configurator, | |
69 const CoordinateSystem3D& cuttingPlane) | |
70 { | |
71 CheckValid(); | |
72 | |
73 if (configurator == NULL) | |
74 { | |
75 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer, | |
76 "A style configurator is mandatory for textures"); | |
77 } | |
78 | |
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79 std::unique_ptr<TextureBaseSceneLayer> texture; |
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80 |
814 | 81 { |
82 const DicomInstanceParameters& parameters = volume_.GetDicomParameters(); | |
83 ImageBuffer3D::SliceReader reader(volume_.GetPixelData(), projection_, sliceIndex_); | |
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84 |
814 | 85 texture.reset(dynamic_cast<TextureBaseSceneLayer*> |
86 (configurator->CreateTextureFromDicom(reader.GetAccessor(), parameters))); | |
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87 |
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88 if (texture.get() == NULL) |
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89 { |
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90 return NULL; |
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91 } |
814 | 92 } |
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93 |
814 | 94 const CoordinateSystem3D& system = volume_.GetGeometry().GetProjectionGeometry(projection_); |
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95 |
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96 Vector pixelSpacing = volume_.GetGeometry().GetVoxelDimensions(projection_); |
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97 |
1769 | 98 texture->SetCuttingPlaneTransform(cuttingPlane, system.GetOrigin(), |
99 system.GetAxisX() * pixelSpacing[0], | |
100 system.GetAxisY() * pixelSpacing[1]); | |
814 | 101 |
102 return texture.release(); | |
103 } | |
104 | |
105 | |
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106 DicomVolumeImageMPRSlicer::~DicomVolumeImageMPRSlicer() |
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107 { |
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108 LOG(TRACE) << "DicomVolumeImageMPRSlicer::~DicomVolumeImageMPRSlicer()"; |
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109 } |
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110 |
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111 IVolumeSlicer::IExtractedSlice* |
814 | 112 DicomVolumeImageMPRSlicer::ExtractSlice(const CoordinateSystem3D& cuttingPlane) |
113 { | |
114 if (volume_->HasGeometry()) | |
115 { | |
116 return new Slice(*volume_, cuttingPlane); | |
117 } | |
118 else | |
119 { | |
120 return new IVolumeSlicer::InvalidSlice; | |
121 } | |
122 } | |
123 } |