annotate Framework/Radiography/RadiographyDicomLayer.h @ 1042:08cdcadfab14

allow using nearest neighbour interpolation while windowing
author Alain Mazy <alain@mazy.be>
date Wed, 09 Oct 2019 15:34:45 +0200
parents 580dd82e13f5
children b537002f83a9 35e798b16b65
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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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 Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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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 * Affero 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 Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #pragma once
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23
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24 #include "../Deprecated/Toolbox/DicomFrameConverter.h"
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25 #include "RadiographyLayer.h"
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26
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27 #include <Plugins/Samples/Common/FullOrthancDataset.h>
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28
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29 namespace OrthancStone
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30 {
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31 class RadiographyScene;
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32
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33 class RadiographyDicomLayer : public RadiographyLayer
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34 {
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35 private:
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36 std::auto_ptr<Orthanc::ImageAccessor> source_; // Content of PixelData
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37 std::auto_ptr<Deprecated::DicomFrameConverter> converter_;
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38 std::auto_ptr<Orthanc::ImageAccessor> converted_; // Float32
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39 std::string instanceId_;
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40 unsigned int frame_;
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41
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42 void ApplyConverter();
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43
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44 public:
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45 RadiographyDicomLayer(MessageBroker& broker, const RadiographyScene& scene);
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46
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47 void SetInstance(const std::string& instanceId, unsigned int frame)
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48 {
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49 instanceId_ = instanceId;
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50 frame_ = frame;
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51 }
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52
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53 std::string GetInstanceId() const
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54 {
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55 return instanceId_;
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56 }
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57
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58 unsigned int GetFrame() const
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59 {
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60 return frame_;
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61 }
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62
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63 virtual size_t GetApproximateMemoryUsage() const
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64 {
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65 size_t size = 0;
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66 if (source_.get() != NULL)
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67 {
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68 size += source_->GetPitch() * source_->GetHeight();
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69 }
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70 if (converted_.get() != NULL)
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71 {
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72 size += converted_->GetPitch() * converted_->GetHeight();
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73 }
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74
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75 return size;
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76 }
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79 void SetDicomTags(const OrthancPlugins::FullOrthancDataset& dataset);
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80
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81 void SetSourceImage(Orthanc::ImageAccessor* image); // Takes ownership
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82
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83 const Orthanc::ImageAccessor* GetSourceImage() const {return source_.get();} // currently need this access to serialize scene in plain old data to send to a WASM worker
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85 const Deprecated::DicomFrameConverter& GetDicomFrameConverter() const {return *converter_;} // currently need this access to serialize scene in plain old data to send to a WASM worker
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87 // Takes ownership
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88 void SetDicomFrameConverter(Deprecated::DicomFrameConverter* converter);
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89
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90 virtual void Render(Orthanc::ImageAccessor& buffer,
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91 const AffineTransform2D& viewTransform,
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92 ImageInterpolation interpolation) const;
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93
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94 virtual bool GetDefaultWindowing(float& center,
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95 float& width) const;
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96
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97 virtual bool GetRange(float& minValue,
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98 float& maxValue) const;
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99 };
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100 }