Mercurial > hg > orthanc-stone
annotate Framework/Toolbox/SlicesSorter.cpp @ 525:2549363fadc3 am-touch-events
Close branch am-touch-events.
| author | Alain Mazy <am@osimis.io> |
|---|---|
| date | Tue, 12 Mar 2019 17:29:12 +0000 |
| parents | b70e9be013e4 |
| children | 6af3099ed8da |
| rev | line source |
|---|---|
| 73 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 439 | 5 * Copyright (C) 2017-2019 Osimis S.A., Belgium |
| 73 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 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 | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "SlicesSorter.h" | |
| 23 | |
|
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24 #include "GeometryToolbox.h" |
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25 |
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26 #include <Core/OrthancException.h> |
| 73 | 27 |
| 28 namespace OrthancStone | |
| 29 { | |
| 30 class SlicesSorter::SliceWithDepth : public boost::noncopyable | |
| 31 { | |
| 32 private: | |
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33 std::auto_ptr<Slice> slice_; |
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34 double depth_; |
| 73 | 35 |
| 36 public: | |
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37 SliceWithDepth(Slice* slice) : |
| 73 | 38 slice_(slice), |
| 39 depth_(0) | |
| 40 { | |
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41 if (slice == NULL) |
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42 { |
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43 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); |
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44 } |
| 73 | 45 } |
| 46 | |
| 47 void SetNormal(const Vector& normal) | |
| 48 { | |
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49 assert(slice_.get() != NULL); |
| 73 | 50 depth_ = boost::numeric::ublas::inner_prod |
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51 (slice_->GetGeometry().GetOrigin(), normal); |
| 73 | 52 } |
| 53 | |
| 54 double GetDepth() const | |
| 55 { | |
| 56 return depth_; | |
| 57 } | |
| 58 | |
| 59 const Slice& GetSlice() const | |
| 60 { | |
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61 assert(slice_.get() != NULL); |
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62 return *slice_; |
| 73 | 63 } |
| 64 }; | |
| 65 | |
| 66 | |
| 67 struct SlicesSorter::Comparator | |
| 68 { | |
| 69 bool operator() (const SliceWithDepth* const& a, | |
| 70 const SliceWithDepth* const& b) const | |
| 71 { | |
| 72 return a->GetDepth() < b->GetDepth(); | |
| 73 } | |
| 74 }; | |
| 75 | |
| 76 | |
| 77 SlicesSorter::~SlicesSorter() | |
| 78 { | |
| 79 for (size_t i = 0; i < slices_.size(); i++) | |
| 80 { | |
| 81 assert(slices_[i] != NULL); | |
| 82 delete slices_[i]; | |
| 83 } | |
| 84 } | |
| 85 | |
| 86 | |
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87 void SlicesSorter::AddSlice(Slice* slice) |
| 73 | 88 { |
| 89 slices_.push_back(new SliceWithDepth(slice)); | |
| 90 } | |
| 91 | |
| 92 | |
| 93 const Slice& SlicesSorter::GetSlice(size_t i) const | |
| 94 { | |
| 95 if (i >= slices_.size()) | |
| 96 { | |
| 97 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 98 } | |
| 99 | |
| 100 assert(slices_[i] != NULL); | |
| 101 return slices_[i]->GetSlice(); | |
| 102 } | |
| 103 | |
| 104 | |
| 105 void SlicesSorter::SetNormal(const Vector& normal) | |
| 106 { | |
| 107 for (size_t i = 0; i < slices_.size(); i++) | |
| 108 { | |
| 109 slices_[i]->SetNormal(normal); | |
| 110 } | |
| 111 | |
| 112 hasNormal_ = true; | |
| 113 } | |
| 114 | |
| 115 | |
| 116 void SlicesSorter::Sort() | |
| 117 { | |
| 118 if (!hasNormal_) | |
| 119 { | |
| 120 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 121 } | |
| 122 | |
| 123 Comparator comparator; | |
| 124 std::sort(slices_.begin(), slices_.end(), comparator); | |
| 125 } | |
| 126 | |
| 127 | |
| 128 void SlicesSorter::FilterNormal(const Vector& normal) | |
| 129 { | |
| 130 size_t pos = 0; | |
| 131 | |
| 132 for (size_t i = 0; i < slices_.size(); i++) | |
| 133 { | |
| 134 if (GeometryToolbox::IsParallel(normal, slices_[i]->GetSlice().GetGeometry().GetNormal())) | |
| 135 { | |
| 136 // This slice is compatible with the selected normal | |
| 137 slices_[pos] = slices_[i]; | |
| 138 pos += 1; | |
| 139 } | |
| 140 else | |
| 141 { | |
| 142 delete slices_[i]; | |
| 143 slices_[i] = NULL; | |
| 144 } | |
| 145 } | |
| 146 | |
| 147 slices_.resize(pos); | |
| 148 } | |
| 149 | |
| 150 | |
| 151 bool SlicesSorter::SelectNormal(Vector& normal) const | |
| 152 { | |
| 153 std::vector<Vector> normalCandidates; | |
| 154 std::vector<unsigned int> normalCount; | |
| 155 | |
| 156 bool found = false; | |
| 157 | |
| 158 for (size_t i = 0; !found && i < GetSliceCount(); i++) | |
| 159 { | |
| 160 const Vector& normal = GetSlice(i).GetGeometry().GetNormal(); | |
| 161 | |
| 162 bool add = true; | |
| 163 for (size_t j = 0; add && j < normalCandidates.size(); j++) // (*) | |
| 164 { | |
| 165 if (GeometryToolbox::IsParallel(normal, normalCandidates[j])) | |
| 166 { | |
| 167 normalCount[j] += 1; | |
| 168 add = false; | |
| 169 } | |
| 170 } | |
| 171 | |
| 172 if (add) | |
| 173 { | |
| 174 if (normalCount.size() > 2) | |
| 175 { | |
| 176 // To get linear-time complexity in (*). This heuristics | |
| 177 // allows the series to have one single frame that is | |
| 178 // not parallel to the others (such a frame could be a | |
| 179 // generated preview) | |
| 180 found = false; | |
| 181 } | |
| 182 else | |
| 183 { | |
| 184 normalCandidates.push_back(normal); | |
| 185 normalCount.push_back(1); | |
| 186 } | |
| 187 } | |
| 188 } | |
| 189 | |
| 190 for (size_t i = 0; !found && i < normalCandidates.size(); i++) | |
| 191 { | |
| 192 unsigned int count = normalCount[i]; | |
| 193 if (count == GetSliceCount() || | |
| 194 count + 1 == GetSliceCount()) | |
| 195 { | |
| 196 normal = normalCandidates[i]; | |
| 197 found = true; | |
| 198 } | |
| 199 } | |
| 200 | |
| 201 return found; | |
| 202 } | |
| 77 | 203 |
| 204 | |
| 205 bool SlicesSorter::LookupSlice(size_t& index, | |
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206 const CoordinateSystem3D& slice) const |
| 77 | 207 { |
| 208 // TODO Turn this linear-time lookup into a log-time lookup, | |
| 209 // keeping track of whether the slices are sorted along the normal | |
| 210 | |
| 211 for (size_t i = 0; i < slices_.size(); i++) | |
| 212 { | |
| 213 if (slices_[i]->GetSlice().ContainsPlane(slice)) | |
| 214 { | |
| 215 index = i; | |
| 216 return true; | |
| 217 } | |
| 218 } | |
| 219 | |
| 220 return false; | |
| 221 } | |
| 73 | 222 } |