Chaste Commit::ca8ccdedf819b6e02855bc0e8e6f50bdecbc5208
DistanceMapCalculator.hpp
1/*
2
3Copyright (c) 2005-2024, University of Oxford.
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10This file is part of Chaste.
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15 this list of conditions and the following disclaimer.
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34*/
35#ifndef DISTANCEMAPCALCULATOR_HPP_
36#define DISTANCEMAPCALCULATOR_HPP_
37
38#include <vector>
39#include <queue>
40
41#include "UblasIncludes.hpp"
42#include "AbstractTetrahedralMesh.hpp"
43
51template<unsigned ELEMENT_DIM, unsigned SPACE_DIM>
53{
54private:
55 friend class TestDistanceMapCalculator;
56
60 unsigned mNumNodes;
62 unsigned mLo;
64 unsigned mHi;
70 std::vector<unsigned> mHaloNodeIndices;
72 unsigned mRoundCounter;
74 unsigned mPopCounter;
80 c_vector<double, SPACE_DIM> mTargetNodePoint;
81
88 std::priority_queue<std::pair<double, unsigned> > mActivePriorityNodeIndexQueue;
89
98 bool WorkOnLocalQueue(std::vector<double>& rNodeDistances);
99
109 bool UpdateQueueFromRemote(std::vector<double>& rNodeDistances);
110
117 void PushLocal(double priority, unsigned nodeIndex)
118 {
119
120 if (mLo<=nodeIndex && nodeIndex<mHi)
121 {
122 //Push a negative priority so that the lowest one (nearest the surface) is popped first
123 mActivePriorityNodeIndexQueue.push(std::pair<double, unsigned>(-priority, nodeIndex));
124 }
125 }
126
127public:
128
135
140 {
141 delete [] mNumHalosPerProcess;
142 }
143
153 void ComputeDistanceMap(const std::vector<unsigned>& rSourceNodeIndices,
154 std::vector<double>& rNodeDistances);
155
163 double SingleDistance(unsigned sourceNodeIndex, unsigned destinationNodeIndex);
164};
165
166#endif /*DISTANCEMAPCALCULATOR_HPP_*/
std::vector< unsigned > mHaloNodeIndices
void PushLocal(double priority, unsigned nodeIndex)
std::priority_queue< std::pair< double, unsigned > > mActivePriorityNodeIndexQueue
double SingleDistance(unsigned sourceNodeIndex, unsigned destinationNodeIndex)
bool UpdateQueueFromRemote(std::vector< double > &rNodeDistances)
bool WorkOnLocalQueue(std::vector< double > &rNodeDistances)
AbstractTetrahedralMesh< ELEMENT_DIM, SPACE_DIM > & mrMesh
void ComputeDistanceMap(const std::vector< unsigned > &rSourceNodeIndices, std::vector< double > &rNodeDistances)
c_vector< double, SPACE_DIM > mTargetNodePoint