|
0
|
1 /**
|
|
|
2 * Stone of Orthanc
|
|
|
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
|
|
|
4 * Department, University Hospital of Liege, Belgium
|
|
|
5 *
|
|
|
6 * This program is free software: you can redistribute it and/or
|
|
|
7 * modify it under the terms of the GNU General Public License as
|
|
|
8 * published by the Free Software Foundation, either version 3 of the
|
|
|
9 * License, or (at your option) any later version.
|
|
|
10 *
|
|
|
11 * In addition, as a special exception, the copyright holders of this
|
|
|
12 * program give permission to link the code of its release with the
|
|
|
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
|
|
|
14 * that use the same license as the "OpenSSL" library), and distribute
|
|
|
15 * the linked executables. You must obey the GNU General Public License
|
|
|
16 * in all respects for all of the code used other than "OpenSSL". If you
|
|
|
17 * modify file(s) with this exception, you may extend this exception to
|
|
|
18 * your version of the file(s), but you are not obligated to do so. If
|
|
|
19 * you do not wish to do so, delete this exception statement from your
|
|
|
20 * version. If you delete this exception statement from all source files
|
|
|
21 * in the program, then also delete it here.
|
|
|
22 *
|
|
|
23 * This program is distributed in the hope that it will be useful, but
|
|
|
24 * WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
26 * General Public License for more details.
|
|
|
27 *
|
|
|
28 * You should have received a copy of the GNU General Public License
|
|
|
29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
30 **/
|
|
|
31
|
|
|
32
|
|
|
33 #pragma once
|
|
|
34
|
|
|
35 #include "ISliceableVolume.h"
|
|
|
36 #include "ImageBuffer3D.h"
|
|
|
37 #include "../Toolbox/ISeriesLoader.h"
|
|
|
38 #include "../Toolbox/ObserversRegistry.h"
|
|
|
39 #include "../Messaging/MessagingToolbox.h"
|
|
|
40 #include "../Layers/ILayerRendererFactory.h"
|
|
|
41
|
|
|
42 #include <boost/thread.hpp>
|
|
|
43
|
|
|
44 namespace OrthancStone
|
|
|
45 {
|
|
|
46 class VolumeImage : public ISliceableVolume
|
|
|
47 {
|
|
|
48 public:
|
|
|
49 class IDownloadPolicy : public IThreadSafe
|
|
|
50 {
|
|
|
51 public:
|
|
|
52 virtual void Initialize(ImageBuffer3D& buffer,
|
|
|
53 ISeriesLoader& loader) = 0;
|
|
|
54
|
|
|
55 virtual void Finalize() = 0;
|
|
|
56
|
|
|
57 // Must return "true" if the thread has completed its task. Pay
|
|
|
58 // attention that this method can be invoked concurrently by
|
|
|
59 // several download threads.
|
|
|
60 virtual bool DownloadStep(bool& complete) = 0;
|
|
|
61
|
|
|
62 virtual bool IsFullQualityAxial(size_t slice) = 0;
|
|
|
63 };
|
|
|
64
|
|
|
65
|
|
|
66 private:
|
|
|
67 std::auto_ptr<ISeriesLoader> loader_;
|
|
|
68 std::auto_ptr<ImageBuffer3D> buffer_;
|
|
|
69 std::vector<boost::thread*> threads_;
|
|
|
70 bool started_;
|
|
|
71 bool continue_;
|
|
|
72 ObserversRegistry<ISliceableVolume> observers_;
|
|
|
73 bool loadingComplete_;
|
|
|
74 MessagingToolbox::Timestamp lastUpdate_;
|
|
|
75 std::auto_ptr<DicomDataset> referenceDataset_;
|
|
|
76 std::auto_ptr<IDownloadPolicy> policy_;
|
|
|
77
|
|
|
78 std::auto_ptr<ParallelSlices> axialGeometry_;
|
|
|
79 std::auto_ptr<ParallelSlices> coronalGeometry_;
|
|
|
80 std::auto_ptr<ParallelSlices> sagittalGeometry_;
|
|
|
81
|
|
|
82 void StoreUpdateTime();
|
|
|
83
|
|
|
84 void NotifyChange(bool force);
|
|
|
85
|
|
|
86 static void LoadThread(VolumeImage* that);
|
|
|
87
|
|
|
88 bool DetectProjection(VolumeProjection& projection,
|
|
|
89 bool& reverse,
|
|
|
90 const SliceGeometry& viewportSlice);
|
|
|
91
|
|
|
92 const ParallelSlices& GetGeometryInternal(VolumeProjection projection);
|
|
|
93
|
|
|
94 public:
|
|
|
95 VolumeImage(ISeriesLoader* loader); // Takes ownership
|
|
|
96
|
|
|
97 virtual ~VolumeImage();
|
|
|
98
|
|
|
99 void SetDownloadPolicy(IDownloadPolicy* policy); // Takes ownership
|
|
|
100
|
|
|
101 void SetThreadCount(size_t count);
|
|
|
102
|
|
|
103 size_t GetThreadCount() const
|
|
|
104 {
|
|
|
105 return threads_.size();
|
|
|
106 }
|
|
|
107
|
|
|
108 virtual void Register(IChangeObserver& observer);
|
|
|
109
|
|
|
110 virtual void Unregister(IChangeObserver& observer);
|
|
|
111
|
|
|
112 virtual void Start();
|
|
|
113
|
|
|
114 virtual void Stop();
|
|
|
115
|
|
|
116 ParallelSlices* GetGeometry(VolumeProjection projection,
|
|
|
117 bool reverse);
|
|
|
118
|
|
|
119 Vector GetVoxelDimensions(VolumeProjection projection)
|
|
|
120 {
|
|
|
121 return buffer_->GetVoxelDimensions(projection);
|
|
|
122 }
|
|
|
123
|
|
|
124 bool IsLoadingComplete() const
|
|
|
125 {
|
|
|
126 return loadingComplete_;
|
|
|
127 }
|
|
|
128
|
|
|
129 class LayerFactory : public ILayerRendererFactory
|
|
|
130 {
|
|
|
131 private:
|
|
|
132 VolumeImage& that_;
|
|
|
133
|
|
|
134 public:
|
|
|
135 LayerFactory(VolumeImage& that) :
|
|
|
136 that_(that)
|
|
|
137 {
|
|
|
138 }
|
|
|
139
|
|
|
140 virtual bool HasSourceVolume() const
|
|
|
141 {
|
|
|
142 return true;
|
|
|
143 }
|
|
|
144
|
|
|
145 virtual ISliceableVolume& GetSourceVolume() const
|
|
|
146 {
|
|
|
147 return that_;
|
|
|
148 }
|
|
|
149
|
|
|
150 virtual bool GetExtent(double& x1,
|
|
|
151 double& y1,
|
|
|
152 double& x2,
|
|
|
153 double& y2,
|
|
|
154 const SliceGeometry& viewportSlice);
|
|
|
155
|
|
|
156 virtual ILayerRenderer* CreateLayerRenderer(const SliceGeometry& viewportSlice);
|
|
|
157 };
|
|
|
158 };
|
|
|
159 }
|
