Mercurial > hg > orthanc-stone
annotate Framework/Layers/OrthancFrameLayerSource.cpp @ 97:d18dcc963930 wasm
separation of the renderers vs. viewport slice
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 30 May 2017 14:09:11 +0200 |
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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 Osimis, 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 #include "OrthancFrameLayerSource.h" |
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23 |
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24 #include "FrameRenderer.h" |
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25 #include "../../Resources/Orthanc/Core/Images/PngReader.h" |
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26 #include "../../Resources/Orthanc/Core/Logging.h" |
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27 #include "../../Resources/Orthanc/Core/OrthancException.h" |
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28 #include "../Toolbox/DicomFrameConverter.h" |
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29 |
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30 #include <boost/lexical_cast.hpp> |
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31 |
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32 namespace OrthancStone |
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33 { |
77 | 34 void OrthancFrameLayerSource::NotifyGeometryReady(const OrthancSlicesLoader& loader) |
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35 { |
77 | 36 if (loader.GetSliceCount() > 0) |
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37 { |
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38 LayerSourceBase::NotifyGeometryReady(); |
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39 } |
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40 else |
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41 { |
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42 LayerSourceBase::NotifyGeometryError(); |
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43 } |
77 | 44 } |
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45 |
77 | 46 void OrthancFrameLayerSource::NotifyGeometryError(const OrthancSlicesLoader& loader) |
47 { | |
48 LayerSourceBase::NotifyGeometryError(); | |
49 } | |
50 | |
51 void OrthancFrameLayerSource::NotifySliceImageReady(const OrthancSlicesLoader& loader, | |
52 unsigned int sliceIndex, | |
53 const Slice& slice, | |
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54 Orthanc::ImageAccessor* image, |
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55 SliceImageQuality quality) |
77 | 56 { |
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57 bool isFull = (quality == SliceImageQuality_Full); |
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58 LayerSourceBase::NotifyLayerReady(FrameRenderer::CreateRenderer(image, slice, isFull), slice, false); |
77 | 59 } |
60 | |
61 void OrthancFrameLayerSource::NotifySliceImageError(const OrthancSlicesLoader& loader, | |
62 unsigned int sliceIndex, | |
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63 const Slice& slice, |
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64 SliceImageQuality quality) |
77 | 65 { |
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66 LayerSourceBase::NotifyLayerReady(NULL, slice, true); |
77 | 67 } |
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68 |
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69 OrthancFrameLayerSource::OrthancFrameLayerSource(IWebService& orthanc, |
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70 const std::string& instanceId, |
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71 unsigned int frame) : |
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72 instanceId_(instanceId), |
66 | 73 frame_(frame), |
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74 loader_(*this, orthanc) |
66 | 75 { |
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76 loader_.ScheduleLoadInstance(instanceId_, frame_); |
66 | 77 } |
78 | |
79 | |
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80 bool OrthancFrameLayerSource::GetExtent(std::vector<Vector>& points, |
85 | 81 const SliceGeometry& viewportSlice) |
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82 { |
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83 size_t index; |
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84 if (loader_.IsGeometryReady() && |
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85 loader_.LookupSlice(index, viewportSlice)) |
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86 { |
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87 const Slice& slice = loader_.GetSlice(index); |
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88 const SliceGeometry& plane = slice.GetGeometry(); |
77 | 89 |
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90 double sx = slice.GetPixelSpacingX(); |
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91 double sy = slice.GetPixelSpacingY(); |
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92 double w = static_cast<double>(slice.GetWidth()); |
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93 double h = static_cast<double>(slice.GetHeight()); |
77 | 94 |
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95 points.clear(); |
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96 points.push_back(plane.MapSliceToWorldCoordinates(-0.5 * sx, -0.5 * sy)); |
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97 points.push_back(plane.MapSliceToWorldCoordinates((w - 0.5) * sx, -0.5 * sy)); |
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98 points.push_back(plane.MapSliceToWorldCoordinates(-0.5 * sx, (h - 0.5) * sy)); |
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99 points.push_back(plane.MapSliceToWorldCoordinates((w - 0.5) * sx, (h - 0.5) * sy)); |
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100 return true; |
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101 } |
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102 else |
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103 { |
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104 return false; |
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105 } |
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106 } |
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107 |
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108 |
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109 void OrthancFrameLayerSource::ScheduleLayerCreation(const SliceGeometry& viewportSlice) |
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110 { |
77 | 111 size_t index; |
112 | |
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113 if (loader_.IsGeometryReady()) |
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114 { |
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115 if (loader_.LookupSlice(index, viewportSlice)) |
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116 { |
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117 loader_.ScheduleLoadSliceImage(index, SliceImageQuality_Full); |
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118 //loader_.ScheduleLoadSliceImage(index, SliceImageQuality_Jpeg50); |
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119 } |
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120 else |
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121 { |
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122 Slice slice; |
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123 LayerSourceBase::NotifyLayerReady(NULL, slice, true); |
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124 } |
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125 } |
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126 } |
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127 } |