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Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. * 17 // * 17 // * * 18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************* 24 // ******************************************************************** 25 // 25 // 26 // 26 // 27 // Author: HoangTRAN, 20/2/2019 27 // Author: HoangTRAN, 20/2/2019 28 28 29 #define OCTREE G4Octree<Iterator,Extractor,Poi 29 #define OCTREE G4Octree<Iterator,Extractor,Point> 30 #define OCTREE_TEMPLATE typename Iterator, cla 30 #define OCTREE_TEMPLATE typename Iterator, class Extractor,typename Point 31 31 32 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 33 33 34 template <OCTREE_TEMPLATE> 34 template <OCTREE_TEMPLATE> 35 G4ThreadLocal G4Allocator<OCTREE>* OCTREE::fgA 35 G4ThreadLocal G4Allocator<OCTREE>* OCTREE::fgAllocator = nullptr; 36 36 37 //....oooOO0OOooo........oooOO0OOooo........oo 37 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 38 38 39 template <OCTREE_TEMPLATE> 39 template <OCTREE_TEMPLATE> 40 OCTREE::G4Octree() 40 OCTREE::G4Octree() 41 : functor_(Extractor()) 41 : functor_(Extractor()) 42 , head_(nullptr) 42 , head_(nullptr) 43 , size_(0) 43 , size_(0) 44 {} 44 {} 45 45 46 //....oooOO0OOooo........oooOO0OOooo........oo 46 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 47 47 48 template <OCTREE_TEMPLATE> 48 template <OCTREE_TEMPLATE> 49 OCTREE::G4Octree(Iterator begin, Iterator end) 49 OCTREE::G4Octree(Iterator begin, Iterator end) 50 : G4Octree(begin,end,Extractor()) 50 : G4Octree(begin,end,Extractor()) 51 { 51 { 52 head_ = nullptr; 52 head_ = nullptr; 53 size_ = 0; 53 size_ = 0; 54 } 54 } 55 55 56 //....oooOO0OOooo........oooOO0OOooo........oo 56 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 57 57 58 template <OCTREE_TEMPLATE> 58 template <OCTREE_TEMPLATE> 59 OCTREE::G4Octree(Iterator begin, Iterator end, 59 OCTREE::G4Octree(Iterator begin, Iterator end, Extractor f) 60 : functor_(std::move(f)),head_(nullptr),si << 60 : functor_(f),head_(nullptr),size_(0) 61 { 61 { 62 std::vector<std::pair<Iterator,Point>> v; 62 std::vector<std::pair<Iterator,Point>> v; 63 for(auto it=begin;it!=end;++it) 63 for(auto it=begin;it!=end;++it) 64 { 64 { 65 v.push_back(std::pair<Iterator,Point>( 65 v.push_back(std::pair<Iterator,Point>(it,functor_(it))); 66 } 66 } 67 size_ = v.size(); 67 size_ = v.size(); 68 head_ = new Node(v); 68 head_ = new Node(v); 69 } 69 } 70 70 71 //....oooOO0OOooo........oooOO0OOooo........oo 71 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 72 72 73 template <OCTREE_TEMPLATE> 73 template <OCTREE_TEMPLATE> 74 OCTREE::G4Octree(OCTREE::tree_type&& rhs) 74 OCTREE::G4Octree(OCTREE::tree_type&& rhs) 75 : functor_(rhs.functor_) 75 : functor_(rhs.functor_) 76 , head_(rhs.head_) 76 , head_(rhs.head_) 77 , size_(rhs.size_) 77 , size_(rhs.size_) 78 {} 78 {} 79 79 80 //....oooOO0OOooo........oooOO0OOooo........oo 80 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 81 81 82 template <OCTREE_TEMPLATE> 82 template <OCTREE_TEMPLATE> 83 void OCTREE::swap(OCTREE::tree_type& rhs) 83 void OCTREE::swap(OCTREE::tree_type& rhs) 84 { 84 { 85 std::swap(head_, rhs.head_); 85 std::swap(head_, rhs.head_); 86 std::swap(functor_, rhs.functor_); 86 std::swap(functor_, rhs.functor_); 87 std::swap(size_, rhs.size_); 87 std::swap(size_, rhs.size_); 88 } 88 } 89 89 90 //....oooOO0OOooo........oooOO0OOooo........oo 90 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 91 91 92 template <OCTREE_TEMPLATE> 92 template <OCTREE_TEMPLATE> 93 typename OCTREE::tree_type& OCTREE::operator=( 93 typename OCTREE::tree_type& OCTREE::operator=(typename OCTREE::tree_type rhs) 94 { 94 { 95 swap(rhs); 95 swap(rhs); 96 return *this; 96 return *this; 97 } 97 } 98 98 99 //....oooOO0OOooo........oooOO0OOooo........oo 99 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 100 100 101 template <OCTREE_TEMPLATE> 101 template <OCTREE_TEMPLATE> 102 typename OCTREE::tree_type& OCTREE::operator=( 102 typename OCTREE::tree_type& OCTREE::operator=(typename OCTREE::tree_type&& rhs) 103 { 103 { 104 swap(rhs); 104 swap(rhs); 105 return *this; 105 return *this; 106 } 106 } 107 //....oooOO0OOooo........oooOO0OOooo........oo 107 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 108 108 109 template <OCTREE_TEMPLATE> 109 template <OCTREE_TEMPLATE> 110 OCTREE::~G4Octree() 110 OCTREE::~G4Octree() 111 { 111 { 112 delete head_; 112 delete head_; 113 } 113 } 114 114 115 template <OCTREE_TEMPLATE> 115 template <OCTREE_TEMPLATE> 116 size_t OCTREE::size() const 116 size_t OCTREE::size() const 117 { 117 { 118 return size_; 118 return size_; 119 } 119 } 120 120 121 template <OCTREE_TEMPLATE> 121 template <OCTREE_TEMPLATE> 122 OCTREE::Node::Node(const NodeVector& input_val 122 OCTREE::Node::Node(const NodeVector& input_values) 123 : Node(input_values, 123 : Node(input_values, 124 G4DNABoundingBox(InnerIterator(input_ 124 G4DNABoundingBox(InnerIterator(input_values.begin()), 125 InnerIterator(input_va 125 InnerIterator(input_values.end())), 126 0) 126 0) 127 {} 127 {} 128 128 129 //....oooOO0OOooo........oooOO0OOooo........oo 129 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 130 130 131 template <OCTREE_TEMPLATE> 131 template <OCTREE_TEMPLATE> 132 OCTREE::Node::Node( 132 OCTREE::Node::Node( 133 const NodeVector& input_values, 133 const NodeVector& input_values, 134 const G4DNABoundingBox& box, 134 const G4DNABoundingBox& box, 135 size_t current_depth): 135 size_t current_depth): 136 fpValue(nullptr), 136 fpValue(nullptr), 137 fBigVolume(box), 137 fBigVolume(box), 138 fNodeType(DEFAULT) 138 fNodeType(DEFAULT) 139 { 139 { 140 if (current_depth > max_depth) 140 if (current_depth > max_depth) 141 { 141 { 142 init_max_depth_leaf(input_values); 142 init_max_depth_leaf(input_values); 143 } 143 } 144 else if (input_values.size() <= max_per_no 144 else if (input_values.size() <= max_per_node) 145 { 145 { 146 init_leaf(input_values); 146 init_leaf(input_values); 147 } 147 } 148 else 148 else 149 { 149 { 150 init_internal(input_values, current_de 150 init_internal(input_values, current_depth); 151 } 151 } 152 } 152 } 153 153 154 //....oooOO0OOooo........oooOO0OOooo........oo 154 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 155 template <OCTREE_TEMPLATE> 155 template <OCTREE_TEMPLATE> 156 OCTREE::Node::~Node() 156 OCTREE::Node::~Node() 157 { 157 { 158 if (fNodeType == NodeTypes::INTERNAL) 158 if (fNodeType == NodeTypes::INTERNAL) 159 { 159 { 160 childNodeArray& children = *static_cas 160 childNodeArray& children = *static_cast<childNodeArray*>(fpValue); 161 for (size_t i = 0; i < 8; ++i) 161 for (size_t i = 0; i < 8; ++i) 162 { 162 { 163 if (children[i] != nullptr) 163 if (children[i] != nullptr) 164 { 164 { 165 delete children[i]; 165 delete children[i]; 166 children[i] = nullptr; 166 children[i] = nullptr; 167 } 167 } 168 } 168 } 169 delete &children; 169 delete &children; 170 } 170 } 171 else if (fNodeType == NodeTypes::LEAF) 171 else if (fNodeType == NodeTypes::LEAF) 172 { 172 { 173 auto toDelete = static_cast<LeafValues 173 auto toDelete = static_cast<LeafValues*>(fpValue); 174 toDelete->size_ = 0; 174 toDelete->size_ = 0; 175 delete static_cast<LeafValues*>(fpValu 175 delete static_cast<LeafValues*>(fpValue); 176 } 176 } 177 else if (fNodeType == NodeTypes::MAX_DEPTH 177 else if (fNodeType == NodeTypes::MAX_DEPTH_LEAF) 178 { 178 { 179 delete static_cast<NodeVector*>(fpValu 179 delete static_cast<NodeVector*>(fpValue); 180 } 180 } 181 fpValue = nullptr; 181 fpValue = nullptr; 182 } 182 } 183 183 184 //....oooOO0OOooo........oooOO0OOooo........oo 184 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 185 185 186 template <OCTREE_TEMPLATE> 186 template <OCTREE_TEMPLATE> 187 void OCTREE::Node::init_max_depth_leaf( 187 void OCTREE::Node::init_max_depth_leaf( 188 const NodeVector& input_values) 188 const NodeVector& input_values) 189 { 189 { 190 fpValue = new NodeVector(input_values); 190 fpValue = new NodeVector(input_values); 191 fNodeType = NodeTypes::MAX_DEPTH_LEAF; 191 fNodeType = NodeTypes::MAX_DEPTH_LEAF; 192 } 192 } 193 //....oooOO0OOooo........oooOO0OOooo........oo 193 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 194 template <OCTREE_TEMPLATE> 194 template <OCTREE_TEMPLATE> 195 void OCTREE::Node::init_leaf(const NodeVector& 195 void OCTREE::Node::init_leaf(const NodeVector& input_values) 196 { 196 { 197 std::array<std::pair<Iterator, Point>, max 197 std::array<std::pair<Iterator, Point>, max_per_node> a; 198 std::copy(input_values.begin(), input_valu 198 std::copy(input_values.begin(), input_values.end(), a.begin()); 199 fpValue = new LeafValues{a, input_values.s 199 fpValue = new LeafValues{a, input_values.size()}; 200 fNodeType = NodeTypes::LEAF; 200 fNodeType = NodeTypes::LEAF; 201 } 201 } 202 //....oooOO0OOooo........oooOO0OOooo........oo 202 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 203 template <OCTREE_TEMPLATE> 203 template <OCTREE_TEMPLATE> 204 void OCTREE::Node::init_internal( 204 void OCTREE::Node::init_internal( 205 const NodeVector& input_values, 205 const NodeVector& input_values, 206 size_t current_depth) 206 size_t current_depth) 207 { 207 { 208 std::array<NodeVector, 8> childVectors; 208 std::array<NodeVector, 8> childVectors; 209 std::array<G4DNABoundingBox, 8> boxes = fB 209 std::array<G4DNABoundingBox, 8> boxes = fBigVolume.partition(); 210 std::array<Node*, 8> children{}; << 210 std::array<Node*, 8> children; 211 for (size_t child = 0; child < 8; ++child) 211 for (size_t child = 0; child < 8; ++child) 212 { 212 { 213 NodeVector& childVector = childVectors 213 NodeVector& childVector = childVectors[child]; 214 childVector.reserve(input_values.size( 214 childVector.reserve(input_values.size()/8); 215 std::copy_if(input_values.begin(),inpu 215 std::copy_if(input_values.begin(),input_values.end(), 216 std::back_inserter(childVe 216 std::back_inserter(childVector), 217 [&boxes, child](const std::pai 217 [&boxes, child](const std::pair<Iterator, Point>& element) 218 -> G4bool 218 -> G4bool 219 { 219 { 220 const Point& p = element.second; 220 const Point& p = element.second; 221 return boxes[child].contains(p); 221 return boxes[child].contains(p); 222 } 222 } 223 ); 223 ); 224 children[child] = childVector.empty() 224 children[child] = childVector.empty() 225 ? nullptr 225 ? nullptr 226 : new Node(childVector, boxes[chil 226 : new Node(childVector, boxes[child], ++current_depth); 227 } 227 } 228 fpValue = new std::array<Node*, 8>(childre 228 fpValue = new std::array<Node*, 8>(children); 229 fNodeType = NodeTypes::INTERNAL; 229 fNodeType = NodeTypes::INTERNAL; 230 } 230 } 231 //....oooOO0OOooo........oooOO0OOooo........oo 231 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 232 232 233 template <OCTREE_TEMPLATE> 233 template <OCTREE_TEMPLATE> 234 template <typename OutPutContainer> 234 template <typename OutPutContainer> 235 G4bool OCTREE::Node::radiusNeighbors(const Poi 235 G4bool OCTREE::Node::radiusNeighbors(const Point& query, 236 G4double r 236 G4double radius, 237 OutPutContaine 237 OutPutContainer& resultIndices) const 238 { 238 { 239 G4bool success = false; 239 G4bool success = false; 240 G4double distance = 0; 240 G4double distance = 0; 241 if (fNodeType == NodeTypes::INTERNAL) 241 if (fNodeType == NodeTypes::INTERNAL) 242 { 242 { 243 childNodeArray& children = *static_cas 243 childNodeArray& children = *static_cast<childNodeArray*>(fpValue); 244 for (auto eachChild : children) 244 for (auto eachChild : children) 245 { 245 { 246 if (eachChild == nullptr) 246 if (eachChild == nullptr) 247 { 247 { 248 continue; 248 continue; 249 } 249 } 250 if(!eachChild->fBigVolume.overlap( 250 if(!eachChild->fBigVolume.overlap(query,radius)) 251 { 251 { 252 continue; 252 continue; 253 } 253 } 254 success = eachChild->radiusNeighbo 254 success = eachChild->radiusNeighbors(query, radius, resultIndices) || success; 255 } 255 } 256 } 256 } 257 else if (fNodeType == NodeTypes::LEAF) 257 else if (fNodeType == NodeTypes::LEAF) 258 { 258 { 259 if(fpValue != nullptr) 259 if(fpValue != nullptr) 260 { 260 { 261 LeafValues& children = *static_cas 261 LeafValues& children = *static_cast<LeafValues*>(fpValue); 262 for (size_t i = 0; i < children.si 262 for (size_t i = 0; i < children.size_; ++i) 263 { 263 { 264 distance = (query - std::get<1 264 distance = (query - std::get<1>(children.values_[i])).mag(); 265 265 266 if(distance != 0) 266 if(distance != 0) 267 { 267 { 268 if( distance < radius )//T 268 if( distance < radius )//TODO: find another solution for this using boundingbox 269 { 269 { 270 resultIndices.push_bac 270 resultIndices.push_back(std::make_pair(std::get<0>(children.values_[i]),distance)); 271 success = true; 271 success = true; 272 } 272 } 273 } 273 } 274 } 274 } 275 } 275 } 276 } 276 } 277 else if (fNodeType == NodeTypes::MAX_DEPTH 277 else if (fNodeType == NodeTypes::MAX_DEPTH_LEAF) 278 { 278 { 279 NodeVector& children = *static_cast<No 279 NodeVector& children = *static_cast<NodeVector*>(fpValue); 280 for (auto & child : children) << 280 for (auto child : children) 281 { 281 { 282 const Point& point = std::get<1>(c 282 const Point& point = std::get<1>(child); 283 //if (this->fBigVolume.contains(qu 283 //if (this->fBigVolume.contains(query, point, radius)) 284 distance = (query - point).mag(); 284 distance = (query - point).mag(); 285 if( distance == 0. ) 285 if( distance == 0. ) 286 { 286 { 287 continue; 287 continue; 288 } 288 } 289 if( distance < radius ) 289 if( distance < radius ) 290 { 290 { 291 if(distance == 0) 291 if(distance == 0) 292 { 292 { 293 throw std::runtime_error(" 293 throw std::runtime_error("distance == 0 => OCTREE::Node::radiusNeighbors : find itself"); 294 } 294 } 295 Iterator resultIndex = std::ge 295 Iterator resultIndex = std::get<0>(child); 296 resultIndices.push_back(std::m 296 resultIndices.push_back(std::make_pair(resultIndex,distance)); 297 success = true; 297 success = true; 298 } 298 } 299 } 299 } 300 } 300 } 301 else 301 else 302 { 302 { 303 throw std::runtime_error("fNodeType is 303 throw std::runtime_error("fNodeType is not set : find itself"); 304 } 304 } 305 return success; 305 return success; 306 } 306 } 307 307 308 //....oooOO0OOooo........oooOO0OOooo........oo 308 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 309 309 310 template <OCTREE_TEMPLATE> 310 template <OCTREE_TEMPLATE> 311 template <typename OutPutContainer> 311 template <typename OutPutContainer> 312 void OCTREE::radiusNeighbors(const Point& quer 312 void OCTREE::radiusNeighbors(const Point& query, 313 const G4double& r 313 const G4double& radius, 314 OutPutContainer& 314 OutPutContainer& resultIndices) const 315 { 315 { 316 resultIndices.clear(); 316 resultIndices.clear(); 317 if (head_ == nullptr) 317 if (head_ == nullptr) 318 { 318 { 319 return; 319 return; 320 } 320 } 321 head_->radiusNeighbors(query, radius, resu 321 head_->radiusNeighbors(query, radius, resultIndices); 322 } 322 } 323 323 324 //....oooOO0OOooo........oooOO0OOooo........oo 324 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 325 325 326 template <OCTREE_TEMPLATE> 326 template <OCTREE_TEMPLATE> 327 void* OCTREE::operator new(size_t) 327 void* OCTREE::operator new(size_t) 328 { 328 { 329 if (!fgAllocator) 329 if (!fgAllocator) 330 { 330 { 331 fgAllocator = new G4Allocator<OCTREE>; 331 fgAllocator = new G4Allocator<OCTREE>; 332 } 332 } 333 return (void *) fgAllocator->MallocSingle( 333 return (void *) fgAllocator->MallocSingle(); 334 } 334 } 335 335 336 template <OCTREE_TEMPLATE> 336 template <OCTREE_TEMPLATE> 337 void OCTREE::operator delete(void *a) 337 void OCTREE::operator delete(void *a) 338 { 338 { 339 fgAllocator->FreeSingle((OCTREE*)a); 339 fgAllocator->FreeSingle((OCTREE*)a); 340 } 340 } 341 341