interpol.h 19.4 KB
Newer Older
Phillip Lino Rall's avatar
Phillip Lino Rall committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
/**********************************************************************************
 * Copyright 2010 Christoph Pflaum 
 * 		Department Informatik Lehrstuhl 10 - Systemsimulation
 *		Friedrich-Alexander Universität Erlangen-Nürnberg
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **********************************************************************************/

// ------------------------------------------------------------
//
Phillip Lino Rall's avatar
Phillip Lino Rall committed
21
// variable.h
Phillip Lino Rall's avatar
Phillip Lino Rall committed
22
23
24
25
26
27
28
29
30
//
// ------------------------------------------------------------

#ifndef INTERPOL_H
#define INTERPOL_H

/////////////////////////////////////////////////////////////
// 1. Interpolate from  blockgrid to rectangular blockgrid
// 2. Interpolate from  blockgrid  to  blockgrid
31
32
// 3. Interpolate from Variable on a blockgrid to any point using structured intermediate grid
// 4. Interpolate from blockgrid direct to any point
Phillip Lino Rall's avatar
Phillip Lino Rall committed
33
34
35
36
37
38
/////////////////////////////////////////////////////////////

/////////////////////////////////////////////////////////////
// 1. Interpolate from  blockgrid to rectangular blockgrid
/////////////////////////////////////////////////////////////

Christoph Pflaum's avatar
Christoph Pflaum committed
39
40
41
42
/** \addtogroup InterpolationOperators **/
/* @{ */  
/**
 * Interpolation 3D:
Phillip Lino Rall's avatar
Phillip Lino Rall committed
43
data structure on structured grid
Christoph Pflaum's avatar
Christoph Pflaum committed
44
 \verbatim
Phillip Lino Rall's avatar
Phillip Lino Rall committed
45
46
ny    *  *  *  *  *  *
ny-1  *  +  +  +  +  *
Phillip Lino Rall's avatar
Phillip Lino Rall committed
47
48
49
50
3     *  +  +  +  +  *
2     *  +  +  +  +  *
1     *  +  +  +  +  *
0     *  *  *  *  *  *
Phillip Lino Rall's avatar
Phillip Lino Rall committed
51
      0  1  2  3 nx-1 nx
Christoph Pflaum's avatar
Christoph Pflaum committed
52
  \endverbatim      
Phillip Lino Rall's avatar
Phillip Lino Rall committed
53
 * interpolates data from blockgrid_ to rectangular block [pWSD, pENT]
Christoph Pflaum's avatar
Christoph Pflaum committed
54
**/
55
class Interpolate_direct;
Phillip Lino Rall's avatar
Phillip Lino Rall committed
56
57
class Interpolate_on_structured_grid {
 public:
Christoph Pflaum's avatar
Christoph Pflaum committed
58
/**
Phillip Lino Rall's avatar
Phillip Lino Rall committed
59
60
61
62
63
64
65
 * preparation for interpolation
 @param  nx_ number of structured grid points x-direction
 @param  ny_ number of structured grid points y-direction
 @param  nz_ number of structured grid points z-direction
 @param  pWSD Corner WSD of structured grid
 @param  pENT Corner WSD of structured grid
 @param  blockgrid_ of unstructured grid
Christoph Pflaum's avatar
Christoph Pflaum committed
66
**/
Phillip Lino Rall's avatar
Phillip Lino Rall committed
67
68
  Interpolate_on_structured_grid(int nx_, int ny_, int nz_,
				 D3vector pWSD, D3vector pENT,
69
                 Blockgrid& blockgrid_, Interpolate_direct *id = NULL);
Phillip Lino Rall's avatar
Phillip Lino Rall committed
70
  Interpolate_on_structured_grid(int nx_, int ny_, int nz_,
71
72
                 Blockgrid& blockgrid_, Interpolate_direct *id = NULL);

73
  ~Interpolate_on_structured_grid();
Christoph Pflaum's avatar
Christoph Pflaum committed
74
/**
Phillip Lino Rall's avatar
Phillip Lino Rall committed
75
76
77
 * interpolates from Variable u(of unstructured blockgrid) to structured data
 @param  u:  Variable on unstructured blockgrid
 @param  data: pointer to structured grid data i+nx*(j+ny*k)
Christoph Pflaum's avatar
Christoph Pflaum committed
78
**/
Phillip Lino Rall's avatar
Phillip Lino Rall committed
79
80
  template <class DTyp>
    void interpolate(Variable<DTyp>& u, DTyp* data, DTyp defaultInterpolation);
81

82
    void update_Interpolate_on_structured_grid(Blockgrid& blockgrid_);
83
    void setInterpolateDirect(Interpolate_direct *id_){id = id_;}
84

85
86
87
88
89
90
91
92
    int getNx(){return nx;}
    int getNy(){return ny;}
    int getNz(){return nz;}

    double getHx(){return hx;}
    double getHy(){return hy;}
    double getHz(){return hz;}
public:
Phillip Lino Rall's avatar
Phillip Lino Rall committed
93
94
95
  int nx, ny, nz;
  D3vector pENT,pWSD;
  private:
Phillip Lino Rall's avatar
Phillip Lino Rall committed
96
97
98
99
100
101
  int* ids_hex;
  int *ids_i, *ids_j, *ids_k;
  int *typ_tet;

  D3vector *lambda;

Phillip Lino Rall's avatar
Phillip Lino Rall committed
102
  
Phillip Lino Rall's avatar
Phillip Lino Rall committed
103
104
105
106
  double hx, hy, hz;

  Blockgrid*        blockgrid;
  Unstructured_grid*       ug;
107
108

  Interpolate_direct* id{NULL};
Phillip Lino Rall's avatar
Phillip Lino Rall committed
109
};
Christoph Pflaum's avatar
Christoph Pflaum committed
110
/* @} */
111
112


Phillip Lino Rall's avatar
Phillip Lino Rall committed
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
template <class DTyp>
class Give_corner_data_of_cube {
 public:
  Give_corner_data_of_cube(Variable<DTyp>& u_, int hex_, int i_, int j_, int k_);
  
  DTyp WSD() { return u->template Give_data<hexahedronEl>(id, i,   j,   k,   Nx, Ny); }
  DTyp ESD() { return u->template Give_data<hexahedronEl>(id, i+1, j,   k,   Nx, Ny); }
  DTyp WND() { return u->template Give_data<hexahedronEl>(id, i,   j+1, k,   Nx, Ny); }
  DTyp END() { return u->template Give_data<hexahedronEl>(id, i+1, j+1, k,   Nx, Ny); }
  DTyp WST() { return u->template Give_data<hexahedronEl>(id, i,   j,   k+1, Nx, Ny); }
  DTyp EST() { return u->template Give_data<hexahedronEl>(id, i+1, j,   k+1, Nx, Ny); }
  DTyp WNT() { return u->template Give_data<hexahedronEl>(id, i,   j+1, k+1, Nx, Ny); }
  DTyp ENT() { return u->template Give_data<hexahedronEl>(id, i+1, j+1, k+1, Nx, Ny); }

 private:
  int id, i, j, k;
  int Nx, Ny;
  Variable<DTyp>* u;
};

template <class DTyp>
Give_corner_data_of_cube<DTyp>::Give_corner_data_of_cube(Variable<DTyp>& u_,
							 int hex_, int i_, int j_, int k_) {
  Blockgrid*        blockgrid;

  u = &u_;
  blockgrid = u->Give_blockgrid();
  id = hex_; i = i_;  j = j_;  k = k_;
  
  Nx = blockgrid->Give_Nx_hexahedron(id);
  Ny = blockgrid->Give_Ny_hexahedron(id);
}


template <class DTyp>
void Interpolate_on_structured_grid::interpolate(Variable<DTyp>& u, DTyp* data, DTyp defaultInterpolation) {
  int i,j,k, id_hex, typ;
  int ind_global;


153

Phillip Lino Rall's avatar
Phillip Lino Rall committed
154
155
156
157
158
159
  for(int id=0;id<ug->Give_number_hexahedra();++id)
    u.template Update<hexahedronEl>(id);

  for(int ks = 0; ks < nz;++ks)
    for(int js = 0; js < ny;++js)
      for(int is = 0; is < nx;++is) {
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
    ind_global = is+nx*(js+ny*ks);
    i = ids_i[ind_global];
    j = ids_j[ind_global];
    k = ids_k[ind_global];
    id_hex = ids_hex[ind_global];

    /*
    // test : das geht nicht::
    if(id_hex < 0) {
      ind_global = is+nx*((ny-1-js)+ny*ks);
      i = ids_i[ind_global];
      j = ids_j[ind_global];
      k = ids_k[ind_global];
      id_hex = ids_hex[ind_global];
    }
*/
Phillip Lino Rall's avatar
Phillip Lino Rall committed
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
	if(id_hex < 0) data[ind_global] = defaultInterpolation;
	else {
	  Give_corner_data_of_cube<DTyp> du(u, id_hex, i,j,k);

	  typ = typ_tet[ind_global];

	
	  /*
	  if( ind_global == 3)
	    cout << " \n ind_global: " << is + nx * (js + ny * ks)
	         << " typ: " << typ
	         << " id_hex " << id_hex
	         << " i: " << i
	         << " j: " << j
	         << " k: " << k
	         << endl;
  	  */

194
      if(typ==0) data[ind_global] = interpolate_in_tet(lambda[ind_global],
Phillip Lino Rall's avatar
Phillip Lino Rall committed
195
							   du.WND(),du.WNT(),du.WST(),du.EST());
196
      if(typ==1) data[ind_global] = interpolate_in_tet(lambda[ind_global],
Phillip Lino Rall's avatar
Phillip Lino Rall committed
197
							   du.EST(),du.WND(),du.WST(),du.ESD());
198
      if(typ==2) data[ind_global] = interpolate_in_tet(lambda[ind_global],
Phillip Lino Rall's avatar
Phillip Lino Rall committed
199
							   du.WND(),du.WSD(),du.WST(),du.ESD());
200
201
202
      if(typ==3) data[ind_global] = interpolate_in_tet(lambda[ind_global],
                               du.EST(),du.WND(),du.ESD(),du.END());
      if(typ==4) data[ind_global] = interpolate_in_tet(lambda[ind_global],
Phillip Lino Rall's avatar
Phillip Lino Rall committed
203
							   du.ENT(),du.WNT(),du.EST(),du.END());
204
      if(typ==5) data[ind_global] = interpolate_in_tet(lambda[ind_global],
Phillip Lino Rall's avatar
Phillip Lino Rall committed
205
							   du.WNT(),du.WND(),du.EST(),du.END());
206
207
      if(typ==6) data[ind_global] = interpolate_in_tet_trilinear(lambda[ind_global],du.END(),du.ESD(),du.WSD(),du.WND(),
                                                                 du.WNT(),du.WST(),du.EST(),du.ENT());
Phillip Lino Rall's avatar
Phillip Lino Rall committed
208
209
210
211
212
213
214
215
	}
      }
}

/////////////////////////////////////////////////////////////
// 2. Interpolate from  blockgrid  to  blockgrid
/////////////////////////////////////////////////////////////

Christoph Pflaum's avatar
Christoph Pflaum committed
216
217
218
/** \addtogroup InterpolationOperators **/
/* @{ */  
/**
Phillip Lino Rall's avatar
Phillip Lino Rall committed
219
 * interpolates data from blockgrid_from to blockgrid_to_ using an internal rectangular grid if size nx,ny,nz
Christoph Pflaum's avatar
Christoph Pflaum committed
220
**/
221
222
223
224
225
226
227
228
229
230
231
class PointInterpolator;

class Interpolate_on_block_grid_from_pointinterpolator {
public:
/**
* If a pointinterpolator is accesible, it can be used directly to interpolate on blockgrid_to
@param  blockgrid_ of unstructured grid
**/

 Interpolate_on_block_grid_from_pointinterpolator(PointInterpolator *interp, Blockgrid* blockgrid_to_ );
 ~Interpolate_on_block_grid_from_pointinterpolator();
Phillip Lino Rall's avatar
Phillip Lino Rall committed
232
 void interpolate(Variable<double>* U_to, Boundary_Marker *marker = NULL);
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248

 double evaluate(double coord_x, double coord_y, double coord_z);


private:
 int nx, ny, nz;
 double hx, hy, hz;
 PointInterpolator *pointInterpolator;
 double* data;
 Blockgrid* blockgrid_to;

 D3vector pWSD;
 D3vector pENT;

};

Phillip Lino Rall's avatar
Phillip Lino Rall committed
249
250
class Interpolate_on_block_grid {
 public:
Christoph Pflaum's avatar
Christoph Pflaum committed
251
/**
Phillip Lino Rall's avatar
Phillip Lino Rall committed
252
253
254
255
256
 * preparation for interpolation
 @param  nx_ number of structured grid points x-direction
 @param  ny_ number of structured grid points y-direction
 @param  nz_ number of structured grid points z-direction
 @param  blockgrid_ of unstructured grid
Christoph Pflaum's avatar
Christoph Pflaum committed
257
**/
Phillip Lino Rall's avatar
Phillip Lino Rall committed
258
  Interpolate_on_block_grid(int nx_, int ny_, int nz_,
259
260
                    Blockgrid* blockgrid_from, Blockgrid* blockgrid_to_);
  Interpolate_on_block_grid(PointInterpolator *interp, Blockgrid* blockgrid_to_ );
Phillip Lino Rall's avatar
Phillip Lino Rall committed
261
262
263
264
265
266
267
  ~Interpolate_on_block_grid();
  
  /**
   * interpoliert Daten. Falls an einem Punkt nicht interpoliert werden kann
   * da U_from keine Zelle hat, dann wird
   *     defaultInterpolation
   * verwendet.
Christoph Pflaum's avatar
Christoph Pflaum committed
268
   **/ 
Phillip Lino Rall's avatar
Phillip Lino Rall committed
269
  void interpolate(Variable<double>* U_from, Variable<double>* U_to, double defaultInterpolation = 0.0);
270

Phillip Lino Rall's avatar
Phillip Lino Rall committed
271
  double evaluate(double coord_x, double coord_y, double coord_z);
272
273


Phillip Lino Rall's avatar
Phillip Lino Rall committed
274
275
276
277
private:
  int nx, ny, nz;
  double hx, hy, hz;
  Interpolate_on_structured_grid* interpolatorStructured;
278
  PointInterpolator *pointInterpolator;
Phillip Lino Rall's avatar
Phillip Lino Rall committed
279
280
281
282
283
284
285
  double* data;
  Blockgrid* blockgrid_to;
  
  D3vector pWSD;
  D3vector pENT;
  
};
Christoph Pflaum's avatar
Christoph Pflaum committed
286
/* @} */
Phillip Lino Rall's avatar
Phillip Lino Rall committed
287

Phillip Lino Rall's avatar
Phillip Lino Rall committed
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304

/////////////////////////////////////////////////////////////
// 3. Interpolate from Variable on a blockgrid to any point using structured intermediate grid  
/////////////////////////////////////////////////////////////

/*
class Intermadiate_grid_for_PointInterpolator : public Interpolate_on_structured_grid
{
public:
  Intermadiate_grid_for_PointInterpolator(int nx_, int ny_, int nz_, Variable<double>* U_from);
  int nx, ny, nz;
  Interpolate_on_structured_grid* interpolatorStructured(int nx_, int ny_, int nz_,D3vector pWSD, D3vector pENT,
		                                          Variable<double>* U_from);  
  
  D3vector pWSD;
  D3vector pENT;
};
Christoph Pflaum's avatar
Christoph Pflaum committed
305
*/
Phillip Lino Rall's avatar
Phillip Lino Rall committed
306

Christoph Pflaum's avatar
Christoph Pflaum committed
307
308
309
/** \addtogroup InterpolationOperators **/
/* @{ */  
/**
Phillip Lino Rall's avatar
Phillip Lino Rall committed
310
311
312
313
314
 * interpolates data from blockgrid_from to blockgrid_to_ using an internal rectangular grid if size nx,ny,nz
***/
class PointInterpolator {
  friend Interpolate_on_structured_grid;
 public:
Christoph Pflaum's avatar
Christoph Pflaum committed
315
/**
Phillip Lino Rall's avatar
Phillip Lino Rall committed
316
317
318
319
320
 * preparation for interpolation
 @param  nx_ number of structured grid points x-direction
 @param  ny_ number of structured grid points y-direction
 @param  nz_ number of structured grid points z-direction
 @param  blockgrid_ of unstructured grid
Christoph Pflaum's avatar
Christoph Pflaum committed
321
**/
Phillip Lino Rall's avatar
Phillip Lino Rall committed
322
323
324
325
326
327
328
329
330
331
  PointInterpolator(int nx_, int ny_, int nz_,
		    Variable<double>* U_from, double defaultInterpolation_ = 0.0);
  
  PointInterpolator(int nx_, int ny_, int nz_,
	            D3vector pWSD, D3vector pENT,
		    Variable<double>* U_from, double defaultInterpolation_ = 0.0);  
  
  PointInterpolator(Interpolate_on_structured_grid* intermediateGrid,
		    Variable<double>* U_from, double defaultInterpolation_ = 0.0);  
  
332
  PointInterpolator(Interpolate_on_structured_grid* intermediateGrid, double defaultInterpolation_ = -1.0, bool counter = false);
Phillip Lino Rall's avatar
Phillip Lino Rall committed
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352



  /**
   * Calculates an intermediate Grid for above constructor
   */
  Interpolate_on_structured_grid* intermediateGrid;  

  
  ~PointInterpolator();
  
  
  
  /**
   * interpoliert Daten. Falls an einem Punkt nicht interpoliert werden kann
   * da U_from keine Zelle hat, dann wird
   *     defaultInterpolation
   * verwendet.
   * @param coord_x, coord_y, coord_z, Koordinaten des Punktes
   * @return interpolierter Wert
Christoph Pflaum's avatar
Christoph Pflaum committed
353
   **/
354

355
  void updateVariable(Variable<double>* U_from);
356
  void updatePointInterpolator(Interpolate_on_structured_grid* intermediateGrid);
Phillip Lino Rall's avatar
Phillip Lino Rall committed
357
358
359
  double evaluate(double coord_x, double coord_y, double coord_z);
  std::vector<double> evaluateGradient(double coord_x, double coord_y, double coord_z);
  void smoothGrid();
360
  void resetInterpolator();
Phillip Lino Rall's avatar
Phillip Lino Rall committed
361

362
  void normToNumberOfWritings();
Phillip Lino Rall's avatar
Phillip Lino Rall committed
363
364
365
366
367
368
  void writeOnInterpolatedGrid(double coord_x, double coord_y, double coord_z, double value);
  void subtractOnInterpolatedGrid(double coord_x, double coord_y, double coord_z, double value);
  void shiftInterpolatedGrid(double coord_x, double coord_y, double coord_z);
  void scaleInterpolatedData(double scale, double zeroVal = 0.0);

  void QPrint_VTK(QString DateiName);
369

Phillip Lino Rall's avatar
Phillip Lino Rall committed
370
371
372
373
  D3vector pWSD;
  D3vector pENT;
  int nx, ny, nz;
  double hx, hy, hz;
Phillip Lino Rall's avatar
Phillip Lino Rall committed
374
private:
375
376
  double shiftx{0}, shifty{0}, shiftz{0};
  double rotationx{0}, rotationy{0}, rotationz{0};
Phillip Lino Rall's avatar
Phillip Lino Rall committed
377

Phillip Lino Rall's avatar
Phillip Lino Rall committed
378
379
  Interpolate_on_structured_grid* interpolatorStructured;
  double* data;
380
  bool dataCounterFlag{false};
381
  int* dataCounter;
Phillip Lino Rall's avatar
Phillip Lino Rall committed
382

Phillip Lino Rall's avatar
Phillip Lino Rall committed
383
384
385
386
  
  double defaultInterpolation;
  
};
Christoph Pflaum's avatar
Christoph Pflaum committed
387
/* @} */
388

389
390
391
392
393
394
395
396
397
398
399

/////////////////////////////////////////////////////////////
// 4. Interpolate from blockgrid direct to any point
/////////////////////////////////////////////////////////////


/** \addtogroup InterpolationOperators **/
/* @{ */
/**
 * Interpolate from blockgrid direct to any point
***/
400
401
class Interpolate_direct {
 public:
402
    Interpolate_direct (Blockgrid* bg):blockgrid(bg){}
403

404
405
406
407
    /**
     * preparation for interpolation : calculates the neighbour index for each cell.
     * also  calculates the neighbour cell, if in other blockgrid.
    **/
408
    void init();
409
    void updateBoundaryBoxes();
410

411
412
413
414
415
416
    /**
     * Iterates throuh all cells : if D3vector v is inside of a cell, the weighting of the 8 cell points are calculated (D3vector lambda).
     * Uses previously cell indexes and its neighbours, since it's assumed that two consecutive find_cell(v) calls are close to each other.
     * Saves : idNow, idPrev, ifPrevPrev, idPrevPrevPrev
     *
    **/
417
    void find_cell(D3vector v);
418
419
420
    /**
     * Print a vtk file with a box, surrounding the cell.
    **/
421
    void writeBox(D3vector vWSD, D3vector vENT, std::string str);
422
423
424
    /**
     * Print a vtk file with a point.
    **/
425
    static void writePoint(D3vector v, std::string str, int Counter);
426
427
428
    /**
     * Writes interpolation efficiency: how many direct hits, second try, iterate through all, ect...
    **/
429
   void writeInterpolationEfficiency();
430
431
432
433
   //   void interpolate(Variable<DTyp>& u, DTyp* data, DTyp defaultInterpolation);
    template <class DTyp>
    DTyp evaluate(Variable<DTyp>& u);

434
    std::vector<std::vector<std::vector<int> > > getBoundaryBox(){return array_box_boundary;}
435
436
437
438
    std::vector<std::vector<std::vector<D3vector> > > * getArrayBox() {return &arrayBoxWSDENT;}
    void setArrayBox(std::vector<std::vector<std::vector<D3vector> > > arrayBoxWSDENT_){arrayBoxWSDENT = arrayBoxWSDENT_;}


439

440
441
442
443
    int counterFast{}, counterFastest{}, counterSamePoint{}, counterSecondTry{}, counterThirdTry{}, counterSlow{}, counterHexa{}, counterCorner{}, counterEdge{};
    int checkCounter{};
    int boxCounter{};
    int typCounter0{},typCounter1{},typCounter2{},typCounter3{},typCounter4{},typCounter5{};
444
    bool debugTest;
445
446
    bool badLambdaFound;
    bool trilinearInterpolationFlag{false};
447
    D3vector lambda;
448
    D3vector vNow{1e10,1e10,1e10}, vPrev, vPrevPrev, vPrevPrevPrev;
449

450
451
452
453
454
455
    int getI(){return iNow;}
    int getJ(){return jNow;}
    int getK(){return kNow;}
    D3vector getLam(){return lambda;}
    int getTet(){return typ_tet;}
    int getHex(){return idHexNow;}
456

457
    D3vector trilinarInterpolation(D3vector v, int id_Hex,int i,  int j,  int k );
458
459
        bool vectorInBox(D3vector vWSD, D3vector vENT, D3vector v, double eps = 1e-10);
        int checkBox(int idHex, int i, int j, int k, D3vector v);
460
    private:
461
462
463
464
      int idHexPrev{-1}, iPrev{-1}, jPrev{-1}, kPrev{-1};
      int idHexPrevPrevPrev{-1}, iPrevPrevPrev{-1}, jPrevPrevPrev{-1}, kPrevPrevPrev{-1};
      int idHexPrevPrev{-1}, iPrevPrev{-1}, jPrevPrev{-1}, kPrevPrev{-1};
      int idHexNow{-1}, iNow{-1}, jNow{-1}, kNow{-1};
465

466
467
      double lamLowerLimit{-0.1};
      double lamUpperLimit{1.1};
468
469
      int typ_tet;

470
471
      D3vector cWSD, cESD;
      D3vector cWND, cEND;
472

473
474
      D3vector cWST, cEST;
      D3vector cWNT, cENT;
475
476
477
478
      Blockgrid    *blockgrid;
      std::vector<std::vector<std::vector<D3vector> > > arrayBoxWSDENT;

      std::vector<std::vector<std::vector<int> > > array_box_boundary;
479
      std::vector<std::vector<std::vector<int> > > array_point_boundary;
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
private:
      /**
       * Necessary to calculate the neighbour relation.
      **/
      std::vector<std::vector<int> > calculateNeighbourIndexRelation(std::vector<std::vector<int> > inner, std::vector<std::vector<int> > outer);
      std::vector<int> calculateNeighbourIndex(std::vector<std::vector<int> > relation, int id_hex_outside,int id_hex_inside, int i, int j, int k, int Nx, int Ny, int Nz);
      std::vector<std::vector<int> > filterCorrectNeighbours(std::vector<std::vector<int> > outer);
      bool compareIndicies(std::vector<std::vector<int> > inner, std::vector<std::vector<int> > outer, int notCheck);
      std::vector<std::vector<int> > switchIJ(std::vector<std::vector<int> > v);
      std::vector<std::vector<int> > switchIK(std::vector<std::vector<int> > v);
      std::vector<std::vector<int> > switchJK(std::vector<std::vector<int> > v);
      std::vector<std::vector<int> > invertI (std::vector<std::vector<int> > v);
      std::vector<std::vector<int> > invertJ (std::vector<std::vector<int> > v);
      std::vector<std::vector<int> > invertK (std::vector<std::vector<int> > v);

      /**
       * Necessary to evaluate the neighbour cell relation.
      **/
      void setPrevIndex();
      void setPrevPrevIndex();
      void setPrevPrevPrevIndex();
      int checkForHexaNeighbours(int idHex, int i, int j, int k, D3vector v);
      int checkBoxSurrounding(int idHex, int i, int j, int k, D3vector v);
503
      int checkBoxSurroundingOptimized(int idHex, int i, int j, int k, D3vector v, bool neglectBadLambda = false);
504
505
506
507
      int checkCorner(int idHex, int i, int j, int k, D3vector v);
      int checkEdge(int idHex, int i, int j, int k, D3vector v);
      bool checkOverlapOfBoxes(D3vector vWSD, D3vector vENT, D3vector wWSD, D3vector wENT);
      double calculateOverlapOfBoxes(D3vector vWSD, D3vector vENT, D3vector wWSD, D3vector wENT);
508
509


510
511
512
513
514


};

/* @} */
515
516
517
518
519
520
521
522
template<class DTyp>
DTyp Interpolate_direct::evaluate(Variable<DTyp> &u)
{
 int i,j,k, id_hex, typ;
 int ind_global;

 DTyp returnVal;

523
524
// for(int id=0;id<5;++id)
//   u.template Update<hexahedronEl>(id);
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550


   if(idHexNow < 0)
   {returnVal = -1;}
   else {
     Give_corner_data_of_cube<DTyp> du(u, idHexNow , iNow,jNow,kNow);

     int typ = typ_tet;

     if (lambda == D3vector(0,0,0))
     {
         cout << "no point found " << endl;
     }
     //cout << "lambda : " ; lambda.Print();cout<<endl;
     if(typ==0) returnVal = interpolate_in_tet(lambda,
                              du.WND(),du.WNT(),du.WST(),du.EST());
     if(typ==1) returnVal = interpolate_in_tet(lambda,
                              du.EST(),du.WND(),du.WST(),du.ESD());
     if(typ==2) returnVal = interpolate_in_tet(lambda,
                              du.WND(),du.WSD(),du.WST(),du.ESD());
     if(typ==3) returnVal = interpolate_in_tet(lambda,
                              du.EST(),du.WND(),du.ESD(),du.END());
     if(typ==4) returnVal = interpolate_in_tet(lambda,
                              du.ENT(),du.WNT(),du.EST(),du.END());
     if(typ==5) returnVal = interpolate_in_tet(lambda,
                              du.WNT(),du.WND(),du.EST(),du.END());
551
552
     if(typ==6) returnVal = interpolate_in_tet_trilinear(lambda,du.END(),du.ESD(),du.WSD(),du.WND(),
                                                           du.WNT(),du.WST(),du.EST(),du.ENT());
553
   }
554
555
556
557
558
559
560
561
   //    D3vector cWSD = {1,1,0};      // 1,1,0 : x2
   //    D3vector cESD = {2,0,-1};     // 1,0,0 : x1
   //    D3vector cWND = {0,1,0};      // 0,1,0 : x3
   //    D3vector cEND = {-1,0,-1.0};  // 0,0,0 : x0
   //    D3vector cWST = {1,1,1};      // 1,1,1 : x5
   //    D3vector cEST = {2,0,2};      // 1,0,1 : x6
   //    D3vector cWNT = {0,1,1};      // 0,1,1 : x4
   //    D3vector cENT = {-1,0,2};     // 0,0,1 : x7
562
563
564
565
    return returnVal;
};


Phillip Lino Rall's avatar
Phillip Lino Rall committed
566
#endif // INTERPOL_H