Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Volumes/DicomVolumeImageMPRSlicer.cpp @ 1739:9ac2a65d4172
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 06 Jan 2021 17:50:00 +0100 |
| parents | 59f95b9ea858 |
| children | 226718777702 |
| rev | line source |
|---|---|
| 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> |
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31 //#include <Images/PngWriter.h> |
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32 #include <Images/JpegWriter.h> |
| 814 | 33 |
| 34 namespace OrthancStone | |
| 35 { | |
| 36 void DicomVolumeImageMPRSlicer::Slice::CheckValid() const | |
| 37 { | |
| 38 if (!valid_) | |
| 39 { | |
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40 LOG(ERROR) << "DicomVolumeImageMPRSlicer::Slice::CheckValid(): (!valid_)"; |
| 814 | 41 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
| 42 } | |
| 43 } | |
| 44 | |
| 45 | |
| 46 DicomVolumeImageMPRSlicer::Slice::Slice(const DicomVolumeImage& volume, | |
| 47 const CoordinateSystem3D& cuttingPlane) : | |
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48 volume_(volume), |
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49 revision_(volume_.GetRevision()) |
| 814 | 50 { |
| 51 valid_ = (volume_.HasDicomParameters() && | |
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52 volume_.GetGeometry().DetectSlice(projection_, sliceIndex_, cuttingPlane)); |
| 814 | 53 } |
| 54 | |
| 55 | |
| 56 VolumeProjection DicomVolumeImageMPRSlicer::Slice::GetProjection() const | |
| 57 { | |
| 58 CheckValid(); | |
| 59 return projection_; | |
| 60 } | |
| 61 | |
| 62 | |
| 63 unsigned int DicomVolumeImageMPRSlicer::Slice::GetSliceIndex() const | |
| 64 { | |
| 65 CheckValid(); | |
| 66 return sliceIndex_; | |
| 67 } | |
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68 |
| 814 | 69 |
| 70 ISceneLayer* DicomVolumeImageMPRSlicer::Slice::CreateSceneLayer(const ILayerStyleConfigurator* configurator, | |
| 71 const CoordinateSystem3D& cuttingPlane) | |
| 72 { | |
| 73 CheckValid(); | |
| 74 | |
| 75 if (configurator == NULL) | |
| 76 { | |
| 77 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer, | |
| 78 "A style configurator is mandatory for textures"); | |
| 79 } | |
| 80 | |
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81 std::unique_ptr<TextureBaseSceneLayer> texture; |
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82 |
| 814 | 83 { |
| 84 const DicomInstanceParameters& parameters = volume_.GetDicomParameters(); | |
| 85 ImageBuffer3D::SliceReader reader(volume_.GetPixelData(), projection_, sliceIndex_); | |
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86 |
| 814 | 87 texture.reset(dynamic_cast<TextureBaseSceneLayer*> |
| 88 (configurator->CreateTextureFromDicom(reader.GetAccessor(), parameters))); | |
| 89 } | |
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90 |
| 814 | 91 const CoordinateSystem3D& system = volume_.GetGeometry().GetProjectionGeometry(projection_); |
| 92 | |
| 93 double x0, y0, x1, y1; | |
| 94 cuttingPlane.ProjectPoint(x0, y0, system.GetOrigin()); | |
| 95 cuttingPlane.ProjectPoint(x1, y1, system.GetOrigin() + system.GetAxisX()); | |
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96 |
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97 { |
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98 double xz, yz; |
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99 cuttingPlane.ProjectPoint(xz, yz, LinearAlgebra::CreateVector(0, 0, 0)); |
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100 texture->SetOrigin(x0 - xz, y0 - yz); |
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101 } |
| 814 | 102 |
| 103 double dx = x1 - x0; | |
| 104 double dy = y1 - y0; | |
| 105 if (!LinearAlgebra::IsCloseToZero(dx) || | |
| 106 !LinearAlgebra::IsCloseToZero(dy)) | |
| 107 { | |
| 108 texture->SetAngle(atan2(dy, dx)); | |
| 109 } | |
| 1291 | 110 |
| 814 | 111 Vector tmp = volume_.GetGeometry().GetVoxelDimensions(projection_); |
| 112 texture->SetPixelSpacing(tmp[0], tmp[1]); | |
| 113 | |
| 114 return texture.release(); | |
| 115 } | |
| 116 | |
| 117 | |
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118 DicomVolumeImageMPRSlicer::~DicomVolumeImageMPRSlicer() |
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119 { |
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120 LOG(TRACE) << "DicomVolumeImageMPRSlicer::~DicomVolumeImageMPRSlicer()"; |
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121 } |
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122 |
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123 IVolumeSlicer::IExtractedSlice* |
| 814 | 124 DicomVolumeImageMPRSlicer::ExtractSlice(const CoordinateSystem3D& cuttingPlane) |
| 125 { | |
| 126 if (volume_->HasGeometry()) | |
| 127 { | |
| 128 return new Slice(*volume_, cuttingPlane); | |
| 129 } | |
| 130 else | |
| 131 { | |
| 132 return new IVolumeSlicer::InvalidSlice; | |
| 133 } | |
| 134 } | |
| 135 } |