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  1. #include <vector>
  2. #include <cmath>
  3. #include <iostream>
  4.  
  5.  
  6.  
  7. class FloodIsolation {
  8. public:
  9.     FloodIsolation() :
  10.             h(0),
  11.             floodedCells(0),
  12.             floodedCellsTimeInterval(0),
  13.             qInflow(0),
  14.             qStartTime(0),
  15.             qEndTime(0),
  16.             lowerFloorCells(0),
  17.             cellLocationX(0),
  18.             cellLocationY(0),
  19.             cellLocationZ(0),
  20.             levelOfCell(0),
  21.             valueOfCellIds(0),
  22.             h0(0),
  23.             vU(0),
  24.             vV(0),
  25.             vUh(0),
  26.             vVh(0),
  27.             vUh0(0),
  28.             vVh0(0),
  29.             ghh(0),
  30.             sfx(0),
  31.             sfy(0),
  32.             qIn(0),
  33.             typeInterface(nEdges, 0),
  34.             neighborIds(nEdges, 0)
  35.     {
  36.     }
  37.  
  38.     ~FloodIsolation(){
  39.     }
  40.  
  41.     void Update() {
  42.         h =  h + 1;
  43.         floodedCells =  !floodedCells;
  44.         floodedCellsTimeInterval =  !floodedCellsTimeInterval;
  45.         qInflow =  qInflow + 1;
  46.         qStartTime =  qStartTime + 1;
  47.         qEndTime =  qEndTime + 1;
  48.         lowerFloorCells =  lowerFloorCells + 1;
  49.         cellLocationX =  cellLocationX + 1;
  50.         cellLocationY =  cellLocationY + 1;
  51.         cellLocationZ =  cellLocationZ + 1;
  52.         levelOfCell =  levelOfCell + 1;
  53.         valueOfCellIds =  valueOfCellIds + 1;
  54.         h0 =  h0 + 1;
  55.         vU =  vU + 1;
  56.         vV =  vV + 1;
  57.         vUh =  vUh + 1;
  58.         vVh =  vVh + 1;
  59.         vUh0 =  vUh0 + 1;
  60.         vVh0 =  vVh0 + 1;
  61.         ghh =  ghh + 1;
  62.         sfx =  sfx + 1;
  63.         sfy =  sfy + 1;
  64.         qIn =  qIn + 1;
  65.         for(int j = 0; j < nEdges; ++j) {
  66.             ++typeInterface[j];
  67.             ++neighborIds[j];
  68.         }       
  69.     }
  70.  
  71. private:
  72.  
  73.     static const int nEdges = 6;
  74.     bool floodedCells;
  75.     bool floodedCellsTimeInterval;
  76.  
  77.     std::vector<int> neighborIds;
  78.     double valueOfCellIds;
  79.     double h;
  80.     double h0;
  81.     double vU;
  82.     double vV;
  83.     double vUh;
  84.     double vVh;
  85.     double vUh0;
  86.     double vVh0;
  87.     double ghh;
  88.     double sfx;
  89.     double sfy;
  90.     double qInflow;
  91.     double qStartTime;
  92.     double qEndTime;
  93.     double qIn;
  94.     double nx;
  95.     double ny;
  96.     double floorLevels;
  97.     int lowerFloorCells;
  98.     bool flagInterface;
  99.     std::vector<int> typeInterface;
  100.     bool floorCompleteleyFilled;
  101.     double cellLocationX;
  102.     double cellLocationY;
  103.     double cellLocationZ;
  104.     int levelOfCell;
  105. };
  106.  
  107. int main() {
  108.     std::vector<FloodIsolation> isolation(20000);
  109.     clock_t start = clock();
  110.     for (int i = 0; i < 400; ++i) {
  111.         if(i % 100 == 0) {
  112.             std::cout << i << "\n";
  113.         }
  114.  
  115.         for (auto &f : isolation)
  116.             f.Update();
  117.     }
  118.     clock_t stop = clock();
  119.     std::cout << "Time: " << difftime(stop, start) / 1000 << "\n";
  120. }
Success #stdin #stdout 0.92s 4420KB
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Time: 915.055
https://ideone.com/b0VWSN
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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