Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/MacroSceneLayer.h @ 1957:3f88c239043a
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 27 Oct 2022 12:06:04 +0200 |
parents | 7053b8a0aaec |
children | 07964689cb0b |
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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) 2017-2022 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
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7 * |
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8 * This program is free software: you can redistribute it and/or |
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9 * modify it under the terms of the GNU Lesser General Public License |
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10 * as published by the Free Software Foundation, either version 3 of |
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11 * the License, or (at your option) any later version. |
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12 * |
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13 * This program is distributed in the hope that it will be useful, but |
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 * Lesser General Public License for more details. |
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17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
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21 **/ |
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22 |
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23 |
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24 #pragma once |
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25 |
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26 #include "ISceneLayer.h" |
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27 |
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28 #include <Compatibility.h> // For ORTHANC_OVERRIDE |
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29 |
1793 | 30 #include <deque> |
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31 #include <set> |
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32 |
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33 namespace OrthancStone |
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34 { |
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35 /** |
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36 * A "macro layer" is a group of sublayers that are handled as a |
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37 * whole, and that share the same depth in the scene. |
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38 **/ |
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39 class MacroSceneLayer : public ISceneLayer |
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40 { |
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41 private: |
1793 | 42 // A deque is used because we need to quickly add new layers, and |
43 // to randomly access the layers | |
44 std::deque<ISceneLayer*> layers_; | |
45 uint64_t revision_; | |
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46 std::set<size_t> recycledLayers_; |
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47 |
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48 void CheckInvariant() const; |
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49 |
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50 protected: |
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51 void BumpRevision() |
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52 { |
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53 // this is *not* thread-safe!!! => (SJO) no problem, Stone assumes mono-threading |
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54 revision_++; |
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55 } |
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56 |
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57 public: |
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58 MacroSceneLayer() : |
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59 revision_(0) |
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60 { |
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61 } |
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62 |
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63 virtual ~MacroSceneLayer() |
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64 { |
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65 Clear(); |
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66 } |
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67 |
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68 void Clear(); |
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69 |
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71 |
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72 size_t GetSize() const |
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73 { |
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74 return layers_.size(); |
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75 } |
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76 |
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77 void UpdateLayer(size_t index, |
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78 ISceneLayer* layer); // takes ownership |
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79 |
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80 bool HasLayer(size_t index) const; |
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81 |
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82 void DeleteLayer(size_t index); |
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83 |
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84 const ISceneLayer& GetLayer(size_t i) const; |
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85 |
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86 virtual ISceneLayer* Clone() const ORTHANC_OVERRIDE; |
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87 |
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88 virtual Type GetType() const ORTHANC_OVERRIDE |
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89 { |
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90 return Type_Macro; |
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91 } |
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92 |
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93 virtual void GetBoundingBox(Extent2D& target) const ORTHANC_OVERRIDE; |
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94 |
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95 virtual uint64_t GetRevision() const ORTHANC_OVERRIDE |
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96 { |
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97 return revision_; |
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98 } |
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99 }; |
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100 } |