1 | #ifndef _TRIANGLE_H_
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2 | #define _TRIANGLE_H_
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3 |
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4 | #include "./include.h"
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5 | #include "AdjacentTriangle.h"
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6 |
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7 | namespace bamg {
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8 |
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9 | //classes
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10 | class Mesh;
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11 | class BamgVertex;
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12 | class Triangle;
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13 |
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14 | class Triangle {
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15 |
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16 | friend class AdjacentTriangle;
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17 |
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18 | private:
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19 | BamgVertex *vertices[3]; // 3 vertices if t is triangle, t[i] allowed by access function, (*t)[i] if pointer
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20 | Triangle *adj[3]; // 3 pointers toward the adjacent triangles
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21 | short AdjEdgeNumber[3]; // edge id in the adjacent triangles. The edge number 1 is the edge number AdjEdgeNumber[1] in the Adjacent triangle 1
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22 |
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23 | public:
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24 | Icoor2 det; //Integer determinant (twice its area)
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25 | union {
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26 | Triangle *link;
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27 | long color;
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28 | };
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29 |
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30 | //Constructors/Destructors
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31 | Triangle() {}
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32 | Triangle(Mesh *Th,long i,long j,long k);
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33 | Triangle(BamgVertex *v0,BamgVertex *v1,BamgVertex *v2);
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34 |
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35 | //Operators
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36 | const BamgVertex & operator[](int i) const {return *vertices[i];};
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37 | BamgVertex & operator[](int i) {return *vertices[i];};
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38 | const BamgVertex * operator()(int i) const {return vertices[i];};
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39 | BamgVertex * & operator()(int i) {return vertices[i];};
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40 |
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41 | //Methods
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42 | void Echo();
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43 | int swap(short a1,int=0);
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44 | long Optim(short a,int =0);
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45 | int Locked(int a)const;
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46 | int Hidden(int a)const;
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47 | int GetAllflag(int a);
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48 | void SetAllFlag(int a,int f);
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49 | double QualityQuad(int a,int option=1) const;
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50 | short NuEdgeTriangleAdj(int i) const;
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51 | AdjacentTriangle FindBoundaryEdge(int i) const;
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52 | AdjacentTriangle Adj(int i) const;
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53 | Triangle *TriangleAdj(int i) const;
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54 | Triangle *Quadrangle(BamgVertex *& v0,BamgVertex *& v1,BamgVertex *& v2,BamgVertex *& v3) const;
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55 | void Renumbering(Triangle *tb,Triangle *te, long *renu);
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56 | void Renumbering(BamgVertex *vb,BamgVertex *ve, long *renu);
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57 | void SetAdjAdj(short a);
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58 | void SetAdj2(short a,Triangle *t,short aat);
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59 | void SetSingleVertexToTriangleConnectivity();
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60 | void SetHidden(int a);
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61 | void SetLocked(int a);
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62 | void SetMarkUnSwap(int a);
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63 | void SetUnMarkUnSwap(int a);
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64 | void SetDet();
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65 |
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66 | //Inline methods
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67 | double qualite() ;
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68 | void Set(const Triangle &,const Mesh &,Mesh &);
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69 | int In(BamgVertex *v) const { return vertices[0]==v || vertices[1]==v || vertices[2]==v ;}
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70 |
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71 | };
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72 |
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73 | }
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74 | #endif
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