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TetExp.cpp
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32 // Description:
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35 
36 #include <LocalRegions/TetExp.h>
37 #include <SpatialDomains/SegGeom.h>
38 #include <LibUtilities/Foundations/InterpCoeff.h>
39 #include <LibUtilities/Foundations/Interp.h>
40 
41 namespace Nektar
42 {
43  namespace LocalRegions
44  {
45  /**
46  * @class TetExp
47  * Defines a Tetrahedral local expansion.
48  */
49 
50  /**
51  * \brief Constructor using BasisKey class for quadrature points and
52  * order definition
53  *
54  * @param Ba Basis key for first coordinate.
55  * @param Bb Basis key for second coordinate.
56  * @param Bc Basis key for third coordinate.
57  */
58  TetExp::TetExp( const LibUtilities::BasisKey &Ba,
59  const LibUtilities::BasisKey &Bb,
60  const LibUtilities::BasisKey &Bc,
61  const SpatialDomains::TetGeomSharedPtr &geom
62  ):
63  StdExpansion (LibUtilities::StdTetData::getNumberOfCoefficients(Ba.GetNumModes(),Bb.GetNumModes(),Bc.GetNumModes()),3,Ba,Bb,Bc),
64  StdExpansion3D(LibUtilities::StdTetData::getNumberOfCoefficients(Ba.GetNumModes(),Bb.GetNumModes(),Bc.GetNumModes()),Ba,Bb,Bc),
65  StdRegions::StdTetExp(Ba,Bb,Bc),
66  Expansion (geom),
67  Expansion3D (geom),
68  m_matrixManager(
69  boost::bind(&TetExp::CreateMatrix, this, _1),
70  std::string("TetExpMatrix")),
71  m_staticCondMatrixManager(
72  boost::bind(&TetExp::CreateStaticCondMatrix, this, _1),
73  std::string("TetExpStaticCondMatrix"))
74  {
75  }
76 
77 
78  /**
79  * \brief Copy Constructor
80  */
81  TetExp::TetExp(const TetExp &T):
82  StdExpansion(T),
83  StdExpansion3D(T),
84  StdRegions::StdTetExp(T),
85  Expansion(T),
86  Expansion3D(T),
87  m_matrixManager(T.m_matrixManager),
88  m_staticCondMatrixManager(T.m_staticCondMatrixManager)
89  {
90  }
91 
92  /**
93  * \brief Destructor
94  */
95  TetExp::~TetExp()
96  {
97  }
98 
99 
100  //-----------------------------
101  // Integration Methods
102  //-----------------------------
103  /**
104  * \brief Integrate the physical point list \a inarray over region
105  *
106  * @param inarray Definition of function to be returned at
107  * quadrature point of expansion.
108  * @returns \f$\int^1_{-1}\int^1_{-1} \int^1_{-1}
109  * u(\eta_1, \eta_2, \eta_3) J[i,j,k] d \eta_1 d \eta_2 d \eta_3 \f$
110  * where \f$inarray[i,j,k] = u(\eta_{1i},\eta_{2j},\eta_{3k})
111  * \f$ and \f$ J[i,j,k] \f$ is the Jacobian evaluated at the quadrature
112  * point.
113  */
114  NekDouble TetExp::v_Integral(
115  const Array<OneD, const NekDouble> &inarray)
116  {
117  int nquad0 = m_base[0]->GetNumPoints();
118  int nquad1 = m_base[1]->GetNumPoints();
119  int nquad2 = m_base[2]->GetNumPoints();
120  Array<OneD, const NekDouble> jac = m_metricinfo->GetJac(GetPointsKeys());
121  NekDouble retrunVal;
122  Array<OneD,NekDouble> tmp(nquad0*nquad1*nquad2);
123 
124  // multiply inarray with Jacobian
125  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed)
126  {
127  Vmath::Vmul(nquad0*nquad1*nquad2,&jac[0],1,
128  (NekDouble*)&inarray[0],1, &tmp[0],1);
129  }
130  else
131  {
132  Vmath::Smul(nquad0*nquad1*nquad2,(NekDouble) jac[0],
133  (NekDouble*)&inarray[0],1,&tmp[0],1);
134  }
135 
136  // call StdTetExp version;
137  retrunVal = StdTetExp::v_Integral(tmp);
138 
139  return retrunVal;
140  }
141 
142 
143  //-----------------------------
144  // Differentiation Methods
145  //-----------------------------
146  /**
147  * \brief Differentiate \a inarray in the three coordinate directions.
148  *
149  * @param inarray Input array of values at quadrature points to
150  * be differentiated.
151  * @param out_d0 Derivative in first coordinate direction.
152  * @param out_d1 Derivative in second coordinate direction.
153  * @param out_d2 Derivative in third coordinate direction.
154  */
155  void TetExp::v_PhysDeriv(
156  const Array<OneD, const NekDouble> &inarray,
157  Array<OneD, NekDouble> &out_d0,
158  Array<OneD, NekDouble> &out_d1,
159  Array<OneD, NekDouble> &out_d2)
160  {
161  int TotPts = m_base[0]->GetNumPoints()*m_base[1]->GetNumPoints()*
162  m_base[2]->GetNumPoints();
163 
164  Array<TwoD, const NekDouble> df =
165  m_metricinfo->GetDerivFactors(GetPointsKeys());
166  Array<OneD,NekDouble> Diff0 = Array<OneD,NekDouble>(3*TotPts);
167  Array<OneD,NekDouble> Diff1 = Diff0 + TotPts;
168  Array<OneD,NekDouble> Diff2 = Diff1 + TotPts;
169 
170  StdTetExp::v_PhysDeriv(inarray, Diff0, Diff1, Diff2);
171 
172  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed)
173  {
174  if(out_d0.num_elements())
175  {
176  Vmath::Vmul (TotPts,&df[0][0],1,&Diff0[0],1, &out_d0[0], 1);
177  Vmath::Vvtvp (TotPts,&df[1][0],1,&Diff1[0],1, &out_d0[0], 1,&out_d0[0],1);
178  Vmath::Vvtvp (TotPts,&df[2][0],1,&Diff2[0],1, &out_d0[0], 1,&out_d0[0],1);
179  }
180 
181  if(out_d1.num_elements())
182  {
183  Vmath::Vmul (TotPts,&df[3][0],1,&Diff0[0],1, &out_d1[0], 1);
184  Vmath::Vvtvp (TotPts,&df[4][0],1,&Diff1[0],1, &out_d1[0], 1,&out_d1[0],1);
185  Vmath::Vvtvp (TotPts,&df[5][0],1,&Diff2[0],1, &out_d1[0], 1,&out_d1[0],1);
186  }
187 
188  if(out_d2.num_elements())
189  {
190  Vmath::Vmul (TotPts,&df[6][0],1,&Diff0[0],1, &out_d2[0], 1);
191  Vmath::Vvtvp (TotPts,&df[7][0],1,&Diff1[0],1, &out_d2[0], 1, &out_d2[0],1);
192  Vmath::Vvtvp (TotPts,&df[8][0],1,&Diff2[0],1, &out_d2[0], 1, &out_d2[0],1);
193  }
194  }
195  else // regular geometry
196  {
197  if(out_d0.num_elements())
198  {
199  Vmath::Smul (TotPts,df[0][0],&Diff0[0],1, &out_d0[0], 1);
200  Blas::Daxpy (TotPts,df[1][0],&Diff1[0],1, &out_d0[0], 1);
201  Blas::Daxpy (TotPts,df[2][0],&Diff2[0],1, &out_d0[0], 1);
202  }
203 
204  if(out_d1.num_elements())
205  {
206  Vmath::Smul (TotPts,df[3][0],&Diff0[0],1, &out_d1[0], 1);
207  Blas::Daxpy (TotPts,df[4][0],&Diff1[0],1, &out_d1[0], 1);
208  Blas::Daxpy (TotPts,df[5][0],&Diff2[0],1, &out_d1[0], 1);
209  }
210 
211  if(out_d2.num_elements())
212  {
213  Vmath::Smul (TotPts,df[6][0],&Diff0[0],1, &out_d2[0], 1);
214  Blas::Daxpy (TotPts,df[7][0],&Diff1[0],1, &out_d2[0], 1);
215  Blas::Daxpy (TotPts,df[8][0],&Diff2[0],1, &out_d2[0], 1);
216  }
217  }
218  }
219 
220 
221  //-----------------------------
222  // Transforms
223  //-----------------------------
224  /**
225  * \brief Forward transform from physical quadrature space stored in
226  * \a inarray and evaluate the expansion coefficients and store
227  * in \a (this)->_coeffs
228  *
229  * @param inarray Array of physical quadrature points to be
230  * transformed.
231  * @param outarray Array of coefficients to update.
232  */
233  void TetExp::v_FwdTrans(
234  const Array<OneD, const NekDouble> & inarray,
235  Array<OneD,NekDouble> &outarray)
236  {
237  if((m_base[0]->Collocation())&&(m_base[1]->Collocation())&&(m_base[2]->Collocation()))
238  {
239  Vmath::Vcopy(GetNcoeffs(),&inarray[0],1,&outarray[0],1);
240  }
241  else
242  {
243  IProductWRTBase(inarray,outarray);
244 
245  // get Mass matrix inverse
246  MatrixKey masskey(StdRegions::eInvMass,
247  DetShapeType(),*this);
248  DNekScalMatSharedPtr matsys = m_matrixManager[masskey];
249 
250  // copy inarray in case inarray == outarray
251  DNekVec in (m_ncoeffs,outarray);
252  DNekVec out(m_ncoeffs,outarray,eWrapper);
253 
254  out = (*matsys)*in;
255  }
256  }
257 
258  //-----------------------------
259  // Inner product functions
260  //-----------------------------
261  /**
262  * \brief Calculate the inner product of inarray with respect to the
263  * basis B=m_base0*m_base1*m_base2 and put into outarray:
264  *
265  * \f$ \begin{array}{rcl} I_{pqr} = (\phi_{pqr}, u)_{\delta}
266  * & = & \sum_{i=0}^{nq_0} \sum_{j=0}^{nq_1} \sum_{k=0}^{nq_2}
267  * \psi_{p}^{a} (\eta_{1i}) \psi_{pq}^{b} (\eta_{2j}) \psi_{pqr}^{c}
268  * (\eta_{3k}) w_i w_j w_k u(\eta_{1,i} \eta_{2,j} \eta_{3,k})
269  * J_{i,j,k}\\ & = & \sum_{i=0}^{nq_0} \psi_p^a(\eta_{1,i})
270  * \sum_{j=0}^{nq_1} \psi_{pq}^b(\eta_{2,j}) \sum_{k=0}^{nq_2}
271  * \psi_{pqr}^c u(\eta_{1i},\eta_{2j},\eta_{3k}) J_{i,j,k}
272  * \end{array} \f$ \n
273  * where
274  * \f$ \phi_{pqr} (\xi_1 , \xi_2 , \xi_3)
275  * = \psi_p^a (\eta_1) \psi_{pq}^b (\eta_2) \psi_{pqr}^c (\eta_3) \f$
276  * which can be implemented as \n
277  * \f$f_{pqr} (\xi_{3k})
278  * = \sum_{k=0}^{nq_3} \psi_{pqr}^c u(\eta_{1i},\eta_{2j},\eta_{3k})
279  * J_{i,j,k} = {\bf B_3 U} \f$ \n
280  * \f$ g_{pq} (\xi_{3k})
281  * = \sum_{j=0}^{nq_1} \psi_{pq}^b (\xi_{2j}) f_{pqr} (\xi_{3k})
282  * = {\bf B_2 F} \f$ \n
283  * \f$ (\phi_{pqr}, u)_{\delta}
284  * = \sum_{k=0}^{nq_0} \psi_{p}^a (\xi_{3k}) g_{pq} (\xi_{3k})
285  * = {\bf B_1 G} \f$
286  */
287  void TetExp::v_IProductWRTBase(
288  const Array<OneD, const NekDouble> &inarray,
289  Array<OneD, NekDouble> &outarray)
290  {
291  v_IProductWRTBase_SumFac(inarray, outarray);
292  }
293 
294  void TetExp::v_IProductWRTBase_SumFac(
295  const Array<OneD, const NekDouble> &inarray,
296  Array<OneD, NekDouble> &outarray,
297  bool multiplybyweights)
298  {
299  const int nquad0 = m_base[0]->GetNumPoints();
300  const int nquad1 = m_base[1]->GetNumPoints();
301  const int nquad2 = m_base[2]->GetNumPoints();
302  const int order0 = m_base[0]->GetNumModes();
303  const int order1 = m_base[1]->GetNumModes();
304  Array<OneD, NekDouble> wsp(nquad1*nquad2*order0 +
305  nquad2*order0*(order1+1)/2);
306 
307  if(multiplybyweights)
308  {
309  Array<OneD, NekDouble> tmp(nquad0*nquad1*nquad2);
310 
311  MultiplyByQuadratureMetric(inarray, tmp);
312  IProductWRTBase_SumFacKernel(m_base[0]->GetBdata(),
313  m_base[1]->GetBdata(),
314  m_base[2]->GetBdata(),
315  tmp,outarray,wsp,
316  true,true,true);
317  }
318  else
319  {
320  IProductWRTBase_SumFacKernel(m_base[0]->GetBdata(),
321  m_base[1]->GetBdata(),
322  m_base[2]->GetBdata(),
323  inarray,outarray,wsp,
324  true,true,true);
325  }
326  }
327 
328  /**
329  * @brief Calculates the inner product \f$ I_{pqr} = (u,
330  * \partial_{x_i} \phi_{pqr}) \f$.
331  *
332  * The derivative of the basis functions is performed using the chain
333  * rule in order to incorporate the geometric factors. Assuming that
334  * the basis functions are a tensor product
335  * \f$\phi_{pqr}(\eta_1,\eta_2,\eta_3) =
336  * \phi_1(\eta_1)\phi_2(\eta_2)\phi_3(\eta_3)\f$, this yields the
337  * result
338  *
339  * \f[
340  * I_{pqr} = \sum_{j=1}^3 \left(u, \frac{\partial u}{\partial \eta_j}
341  * \frac{\partial \eta_j}{\partial x_i}\right)
342  * \f]
343  *
344  * In the prismatic element, we must also incorporate a second set of
345  * geometric factors which incorporate the collapsed co-ordinate
346  * system, so that
347  *
348  * \f[ \frac{\partial\eta_j}{\partial x_i} = \sum_{k=1}^3
349  * \frac{\partial\eta_j}{\partial\xi_k}\frac{\partial\xi_k}{\partial
350  * x_i} \f]
351  *
352  * These derivatives can be found on p152 of Sherwin & Karniadakis.
353  *
354  * @param dir Direction in which to take the derivative.
355  * @param inarray The function \f$ u \f$.
356  * @param outarray Value of the inner product.
357  */
358  void TetExp::v_IProductWRTDerivBase(
359  const int dir,
360  const Array<OneD, const NekDouble> &inarray,
361  Array<OneD, NekDouble> &outarray)
362  {
363  const int nquad0 = m_base[0]->GetNumPoints();
364  const int nquad1 = m_base[1]->GetNumPoints();
365  const int nquad2 = m_base[2]->GetNumPoints();
366  const int order0 = m_base[0]->GetNumModes ();
367  const int order1 = m_base[1]->GetNumModes ();
368  const int nqtot = nquad0*nquad1*nquad2;
369  int i, j;
370 
371  const Array<OneD, const NekDouble> &z0 = m_base[0]->GetZ();
372  const Array<OneD, const NekDouble> &z1 = m_base[1]->GetZ();
373  const Array<OneD, const NekDouble> &z2 = m_base[2]->GetZ();
374 
375  Array<OneD, NekDouble> h0 (nqtot);
376  Array<OneD, NekDouble> h1 (nqtot);
377  Array<OneD, NekDouble> h2 (nqtot);
378  Array<OneD, NekDouble> h3 (nqtot);
379  Array<OneD, NekDouble> tmp1 (nqtot);
380  Array<OneD, NekDouble> tmp2 (nqtot);
381  Array<OneD, NekDouble> tmp3 (nqtot);
382  Array<OneD, NekDouble> tmp4 (nqtot);
383  Array<OneD, NekDouble> tmp5 (nqtot);
384  Array<OneD, NekDouble> tmp6 (m_ncoeffs);
385  Array<OneD, NekDouble> wsp (nquad1*nquad2*order0 +
386  nquad2*order0*(order1+1)/2);
387 
388  const Array<TwoD, const NekDouble>& df =
389  m_metricinfo->GetDerivFactors(GetPointsKeys());
390 
391  MultiplyByQuadratureMetric(inarray,tmp1);
392 
393  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed)
394  {
395  Vmath::Vmul(nqtot,&df[3*dir][0], 1,tmp1.get(),1,tmp2.get(),1);
396  Vmath::Vmul(nqtot,&df[3*dir+1][0],1,tmp1.get(),1,tmp3.get(),1);
397  Vmath::Vmul(nqtot,&df[3*dir+2][0],1,tmp1.get(),1,tmp4.get(),1);
398  }
399  else
400  {
401  Vmath::Smul(nqtot, df[3*dir ][0],tmp1.get(),1,tmp2.get(), 1);
402  Vmath::Smul(nqtot, df[3*dir+1][0],tmp1.get(),1,tmp3.get(), 1);
403  Vmath::Smul(nqtot, df[3*dir+2][0],tmp1.get(),1,tmp4.get(), 1);
404  }
405 
406  const int nq01 = nquad0*nquad1;
407  const int nq12 = nquad1*nquad2;
408 
409  for(j = 0; j < nquad2; ++j)
410  {
411  for(i = 0; i < nquad1; ++i)
412  {
413  Vmath::Fill(nquad0, 4.0/(1.0-z1[i])/(1.0-z2[j]),
414  &h0[0]+i*nquad0 + j*nq01,1);
415  Vmath::Fill(nquad0, 2.0/(1.0-z1[i])/(1.0-z2[j]),
416  &h1[0]+i*nquad0 + j*nq01,1);
417  Vmath::Fill(nquad0, 2.0/(1.0-z2[j]),
418  &h2[0]+i*nquad0 + j*nq01,1);
419  Vmath::Fill(nquad0, (1.0+z1[i])/(1.0-z2[j]),
420  &h3[0]+i*nquad0 + j*nq01,1);
421  }
422  }
423 
424  for(i = 0; i < nquad0; i++)
425  {
426  Blas::Dscal(nq12, 1+z0[i], &h1[0]+i, nquad0);
427  }
428 
429  // Assemble terms for first IP.
430  Vmath::Vvtvvtp(nqtot, &tmp2[0], 1, &h0[0], 1,
431  &tmp3[0], 1, &h1[0], 1,
432  &tmp5[0], 1);
433  Vmath::Vvtvp (nqtot, &tmp4[0], 1, &h1[0], 1,
434  &tmp5[0], 1, &tmp5[0], 1);
435 
436  IProductWRTBase_SumFacKernel(m_base[0]->GetDbdata(),
437  m_base[1]->GetBdata (),
438  m_base[2]->GetBdata (),
439  tmp5,outarray,wsp,
440  true,true,true);
441 
442  // Assemble terms for second IP.
443  Vmath::Vvtvvtp(nqtot, &tmp3[0], 1, &h2[0], 1,
444  &tmp4[0], 1, &h3[0], 1,
445  &tmp5[0], 1);
446 
447  IProductWRTBase_SumFacKernel(m_base[0]->GetBdata (),
448  m_base[1]->GetDbdata(),
449  m_base[2]->GetBdata (),
450  tmp5,tmp6,wsp,
451  true,true,true);
452  Vmath::Vadd(m_ncoeffs, tmp6, 1, outarray, 1, outarray, 1);
453 
454  // Do third IP.
455  IProductWRTBase_SumFacKernel(m_base[0]->GetBdata (),
456  m_base[1]->GetBdata (),
457  m_base[2]->GetDbdata(),
458  tmp4,tmp6,wsp,
459  true,true,true);
460 
461  // Sum contributions.
462  Vmath::Vadd(m_ncoeffs, tmp6, 1, outarray, 1, outarray, 1);
463  }
464 
465 
466  //-----------------------------
467  // Evaluation functions
468  //-----------------------------
469 
470  /**
471  * Given the local cartesian coordinate \a Lcoord evaluate the
472  * value of physvals at this point by calling through to the
473  * StdExpansion method
474  */
475  NekDouble TetExp::v_StdPhysEvaluate(
476  const Array<OneD, const NekDouble> &Lcoord,
477  const Array<OneD, const NekDouble> &physvals)
478  {
479  // Evaluate point in local (eta) coordinates.
480  return StdTetExp::v_PhysEvaluate(Lcoord,physvals);
481  }
482 
483  /**
484  * @param coord Physical space coordinate
485  * @returns Evaluation of expansion at given coordinate.
486  */
487  NekDouble TetExp::v_PhysEvaluate(
488  const Array<OneD, const NekDouble> &coord,
489  const Array<OneD, const NekDouble> & physvals)
490  {
491  ASSERTL0(m_geom,"m_geom not defined");
492 
493  Array<OneD,NekDouble> Lcoord = Array<OneD,NekDouble>(3);
494 
495  // Get the local (eta) coordinates of the point
496  m_geom->GetLocCoords(coord,Lcoord);
497 
498  // Evaluate point in local (eta) coordinates.
499  return StdTetExp::v_PhysEvaluate(Lcoord,physvals);
500  }
501 
502  /**
503  * \brief Get the coordinates "coords" at the local coordinates "Lcoords"
504  */
505  void TetExp::v_GetCoord(
506  const Array<OneD, const NekDouble> &Lcoords,
507  Array<OneD,NekDouble> &coords)
508  {
509  int i;
510 
511  ASSERTL1(Lcoords[0] <= -1.0 && Lcoords[0] >= 1.0 &&
512  Lcoords[1] <= -1.0 && Lcoords[1] >= 1.0 &&
513  Lcoords[2] <= -1.0 && Lcoords[2] >= 1.0,
514  "Local coordinates are not in region [-1,1]");
515 
516  // m_geom->FillGeom(); // TODO: implement FillGeom()
517 
518  for(i = 0; i < m_geom->GetCoordim(); ++i)
519  {
520  coords[i] = m_geom->GetCoord(i,Lcoords);
521  }
522  }
523 
524  void TetExp::v_GetCoords(
525  Array<OneD, NekDouble> &coords_0,
526  Array<OneD, NekDouble> &coords_1,
527  Array<OneD, NekDouble> &coords_2)
528  {
529  Expansion::v_GetCoords(coords_0, coords_1, coords_2);
530  }
531 
532 
533  //-----------------------------
534  // Helper functions
535  //-----------------------------
536 
537  /**
538  * \brief Return Shape of region, using ShapeType enum list.
539  */
540  LibUtilities::ShapeType TetExp::v_DetShapeType() const
541  {
542  return LibUtilities::eTetrahedron;
543  }
544 
545  StdRegions::StdExpansionSharedPtr TetExp::v_GetStdExp(void) const
546  {
547  return MemoryManager<StdRegions::StdTetExp>
548  ::AllocateSharedPtr(m_base[0]->GetBasisKey(),
549  m_base[1]->GetBasisKey(),
550  m_base[2]->GetBasisKey());
551  }
552 
553  int TetExp::v_GetCoordim()
554  {
555  return m_geom->GetCoordim();
556  }
557 
558  void TetExp::v_ExtractDataToCoeffs(
559  const NekDouble *data,
560  const std::vector<unsigned int > &nummodes,
561  const int mode_offset,
562  NekDouble * coeffs)
563  {
564  int data_order0 = nummodes[mode_offset];
565  int fillorder0 = min(m_base[0]->GetNumModes(),data_order0);
566  int data_order1 = nummodes[mode_offset+1];
567  int order1 = m_base[1]->GetNumModes();
568  int fillorder1 = min(order1,data_order1);
569  int data_order2 = nummodes[mode_offset+2];
570  int order2 = m_base[2]->GetNumModes();
571  int fillorder2 = min(order2,data_order2);
572 
573  switch(m_base[0]->GetBasisType())
574  {
575  case LibUtilities::eModified_A:
576  {
577  int i,j;
578  int cnt = 0;
579  int cnt1 = 0;
580 
581  ASSERTL1(m_base[1]->GetBasisType() ==
582  LibUtilities::eModified_B,
583  "Extraction routine not set up for this basis");
584  ASSERTL1(m_base[2]->GetBasisType() ==
585  LibUtilities::eModified_C,
586  "Extraction routine not set up for this basis");
587 
588  Vmath::Zero(m_ncoeffs,coeffs,1);
589  for(j = 0; j < fillorder0; ++j)
590  {
591  for(i = 0; i < fillorder1-j; ++i)
592  {
593  Vmath::Vcopy(fillorder2-j-i, &data[cnt], 1,
594  &coeffs[cnt1], 1);
595  cnt += data_order2-j-i;
596  cnt1 += order2-j-i;
597  }
598 
599  // count out data for j iteration
600  for(i = fillorder1-j; i < data_order1-j; ++i)
601  {
602  cnt += data_order2-j-i;
603  }
604 
605  for(i = fillorder1-j; i < order1-j; ++i)
606  {
607  cnt1 += order2-j-i;
608  }
609 
610  }
611  }
612  break;
613  default:
614  ASSERTL0(false, "basis is either not set up or not "
615  "hierarchicial");
616  }
617  }
618 
619  /**
620  * \brief Returns the physical values at the quadrature points of a face
621  * Wrapper function to v_GetFacePhysVals
622  */
623  void TetExp::v_GetTracePhysVals(
624  const int face,
625  const StdRegions::StdExpansionSharedPtr &FaceExp,
626  const Array<OneD, const NekDouble> &inarray,
627  Array<OneD, NekDouble> &outarray,
628  StdRegions::Orientation orient)
629  {
630  v_GetFacePhysVals(face,FaceExp,inarray,outarray,orient);
631  }
632 
633  /**
634  * \brief Returns the physical values at the quadrature points of a face
635  */
636  void TetExp::v_GetFacePhysVals(
637  const int face,
638  const StdRegions::StdExpansionSharedPtr &FaceExp,
639  const Array<OneD, const NekDouble> &inarray,
640  Array<OneD, NekDouble> &outarray,
641  StdRegions::Orientation orient)
642  {
643  int nquad0 = m_base[0]->GetNumPoints();
644  int nquad1 = m_base[1]->GetNumPoints();
645  int nquad2 = m_base[2]->GetNumPoints();
646 
647  Array<OneD,NekDouble> o_tmp (GetFaceNumPoints(face));
648  Array<OneD,NekDouble> o_tmp2(FaceExp->GetTotPoints());
649  Array<OneD,NekDouble> o_tmp3;
650 
651  if (orient == StdRegions::eNoOrientation)
652  {
653  orient = GetForient(face);
654  }
655 
656  switch(face)
657  {
658  case 0:
659  {
660  //Directions A and B positive
661  Vmath::Vcopy(nquad0*nquad1,inarray.get(),1,o_tmp.get(),1);
662  //interpolate
663  LibUtilities::Interp2D(m_base[0]->GetPointsKey(),
664  m_base[1]->GetPointsKey(),
665  o_tmp.get(),
666  FaceExp->GetBasis(0)->GetPointsKey(),
667  FaceExp->GetBasis(1)->GetPointsKey(),
668  o_tmp2.get());
669  break;
670  }
671  case 1:
672  {
673  //Direction A and B positive
674  for (int k=0; k<nquad2; k++)
675  {
676  Vmath::Vcopy(nquad0,inarray.get()+(nquad0*nquad1*k),1,o_tmp.get()+(k*nquad0),1);
677  }
678  //interpolate
679  LibUtilities::Interp2D(m_base[0]->GetPointsKey(),
680  m_base[2]->GetPointsKey(),
681  o_tmp.get(),
682  FaceExp->GetBasis(0)->GetPointsKey(),
683  FaceExp->GetBasis(1)->GetPointsKey(),
684  o_tmp2.get());
685  break;
686  }
687  case 2:
688  {
689  //Directions A and B positive
690  Vmath::Vcopy(nquad1*nquad2,inarray.get()+(nquad0-1),nquad0,o_tmp.get(),1);
691  //interpolate
692  LibUtilities::Interp2D(m_base[1]->GetPointsKey(), m_base[2]->GetPointsKey(), o_tmp.get(),
693  FaceExp->GetBasis(0)->GetPointsKey(),FaceExp->GetBasis(1)->GetPointsKey(),o_tmp2.get());
694  break;
695  }
696  case 3:
697  {
698  //Directions A and B positive
699  Vmath::Vcopy(nquad1*nquad2,inarray.get(),nquad0,o_tmp.get(),1);
700  //interpolate
701  LibUtilities::Interp2D(m_base[1]->GetPointsKey(), m_base[2]->GetPointsKey(), o_tmp.get(),
702  FaceExp->GetBasis(0)->GetPointsKey(),FaceExp->GetBasis(1)->GetPointsKey(),o_tmp2.get());
703  }
704  break;
705  default:
706  ASSERTL0(false,"face value (> 3) is out of range");
707  break;
708  }
709 
710  int nq1 = FaceExp->GetNumPoints(0);
711  int nq2 = FaceExp->GetNumPoints(1);
712 
713  if ((int)orient == 7)
714  {
715  for (int j = 0; j < nq2; ++j)
716  {
717  Vmath::Vcopy(nq1, o_tmp2.get()+((j+1)*nq1-1), -1, outarray.get()+j*nq1, 1);
718  }
719  }
720  else
721  {
722  Vmath::Vcopy(nq1*nq2, o_tmp2.get(), 1, outarray.get(), 1);
723  }
724  }
725 
726 
727  /**
728  * \brief Compute the normal of a triangular face
729  */
730  void TetExp::v_ComputeFaceNormal(const int face)
731  {
732  int i;
733  const SpatialDomains::GeomFactorsSharedPtr &geomFactors =
734  GetGeom()->GetMetricInfo();
735  LibUtilities::PointsKeyVector ptsKeys = GetPointsKeys();
736  SpatialDomains::GeomType type = geomFactors->GetGtype();
737  const Array<TwoD, const NekDouble> &df = geomFactors->GetDerivFactors(ptsKeys);
738  const Array<OneD, const NekDouble> &jac = geomFactors->GetJac(ptsKeys);
739 
740  LibUtilities::BasisKey tobasis0 = DetFaceBasisKey(face,0);
741  LibUtilities::BasisKey tobasis1 = DetFaceBasisKey(face,1);
742 
743  // number of face quadrature points
744  int nq_face = tobasis0.GetNumPoints()*tobasis1.GetNumPoints();
745 
746  int vCoordDim = GetCoordim();
747 
748  m_faceNormals[face] = Array<OneD, Array<OneD, NekDouble> >(vCoordDim);
749  Array<OneD, Array<OneD, NekDouble> > &normal = m_faceNormals[face];
750  for (i = 0; i < vCoordDim; ++i)
751  {
752  normal[i] = Array<OneD, NekDouble>(nq_face);
753  }
754 
755  // Regular geometry case
756  if (type == SpatialDomains::eRegular ||
757  type == SpatialDomains::eMovingRegular)
758  {
759  NekDouble fac;
760 
761  // Set up normals
762  switch (face)
763  {
764  case 0:
765  {
766  for (i = 0; i < vCoordDim; ++i)
767  {
768  normal[i][0] = -df[3*i+2][0];
769  }
770 
771  break;
772  }
773  case 1:
774  {
775  for (i = 0; i < vCoordDim; ++i)
776  {
777  normal[i][0] = -df[3*i+1][0];
778  }
779 
780  break;
781  }
782  case 2:
783  {
784  for (i = 0; i < vCoordDim; ++i)
785  {
786  normal[i][0] = df[3*i][0]+df[3*i+1][0]+
787  df[3*i+2][0];
788  }
789 
790  break;
791  }
792  case 3:
793  {
794  for(i = 0; i < vCoordDim; ++i)
795  {
796  normal[i][0] = -df[3*i][0];
797  }
798  break;
799  }
800  default:
801  ASSERTL0(false,"face is out of range (edge < 3)");
802  }
803 
804  // normalise
805  fac = 0.0;
806  for (i = 0; i < vCoordDim; ++i)
807  {
808  fac += normal[i][0]*normal[i][0];
809  }
810  fac = 1.0/sqrt(fac);
811 
812  for (i = 0; i < vCoordDim; ++i)
813  {
814  Vmath::Fill(nq_face,fac*normal[i][0],normal[i],1);
815  }
816  }
817  else
818  {
819  // Set up deformed normals
820  int j, k;
821 
822  int nq0 = ptsKeys[0].GetNumPoints();
823  int nq1 = ptsKeys[1].GetNumPoints();
824  int nq2 = ptsKeys[2].GetNumPoints();
825  int nqtot;
826  int nq01 =nq0*nq1;
827 
828  // number of elemental quad points
829  if (face == 0)
830  {
831  nqtot = nq01;
832  }
833  else if (face == 1)
834  {
835  nqtot = nq0*nq2;
836  }
837  else
838  {
839  nqtot = nq1*nq2;
840  }
841 
842  LibUtilities::PointsKey points0;
843  LibUtilities::PointsKey points1;
844 
845  Array<OneD, NekDouble> faceJac(nqtot);
846  Array<OneD,NekDouble> normals(vCoordDim*nqtot, 0.0);
847 
848  // Extract Jacobian along face and recover local derivates
849  // (dx/dr) for polynomial interpolation by multiplying m_gmat by
850  // jacobian
851  switch (face)
852  {
853  case 0:
854  {
855  for(j = 0; j < nq01; ++j)
856  {
857  normals[j] = -df[2][j]*jac[j];
858  normals[nqtot+j] = -df[5][j]*jac[j];
859  normals[2*nqtot+j] = -df[8][j]*jac[j];
860  faceJac[j] = jac[j];
861  }
862 
863  points0 = ptsKeys[0];
864  points1 = ptsKeys[1];
865  break;
866  }
867 
868  case 1:
869  {
870  for (j = 0; j < nq0; ++j)
871  {
872  for(k = 0; k < nq2; ++k)
873  {
874  int tmp = j+nq01*k;
875  normals[j+k*nq0] =
876  -df[1][tmp]*jac[tmp];
877  normals[nqtot+j+k*nq0] =
878  -df[4][tmp]*jac[tmp];
879  normals[2*nqtot+j+k*nq0] =
880  -df[7][tmp]*jac[tmp];
881  faceJac[j+k*nq0] = jac[tmp];
882  }
883  }
884 
885  points0 = ptsKeys[0];
886  points1 = ptsKeys[2];
887  break;
888  }
889 
890  case 2:
891  {
892  for (j = 0; j < nq1; ++j)
893  {
894  for(k = 0; k < nq2; ++k)
895  {
896  int tmp = nq0-1+nq0*j+nq01*k;
897  normals[j+k*nq1] =
898  (df[0][tmp]+df[1][tmp]+df[2][tmp])*
899  jac[tmp];
900  normals[nqtot+j+k*nq1] =
901  (df[3][tmp]+df[4][tmp]+df[5][tmp])*
902  jac[tmp];
903  normals[2*nqtot+j+k*nq1] =
904  (df[6][tmp]+df[7][tmp]+df[8][tmp])*
905  jac[tmp];
906  faceJac[j+k*nq1] = jac[tmp];
907  }
908  }
909 
910  points0 = ptsKeys[1];
911  points1 = ptsKeys[2];
912  break;
913  }
914 
915  case 3:
916  {
917  for (j = 0; j < nq1; ++j)
918  {
919  for(k = 0; k < nq2; ++k)
920  {
921  int tmp = j*nq0+nq01*k;
922  normals[j+k*nq1] =
923  -df[0][tmp]*jac[tmp];
924  normals[nqtot+j+k*nq1] =
925  -df[3][tmp]*jac[tmp];
926  normals[2*nqtot+j+k*nq1] =
927  -df[6][tmp]*jac[tmp];
928  faceJac[j+k*nq1] = jac[tmp];
929  }
930  }
931 
932  points0 = ptsKeys[1];
933  points1 = ptsKeys[2];
934  break;
935  }
936 
937  default:
938  ASSERTL0(false,"face is out of range (face < 3)");
939  }
940 
941  Array<OneD,NekDouble> work (nq_face, 0.0);
942  // Interpolate Jacobian and invert
943  LibUtilities::Interp2D(points0, points1, faceJac,
944  tobasis0.GetPointsKey(),
945  tobasis1.GetPointsKey(),
946  work);
947  Vmath::Sdiv(nq_face, 1.0, &work[0], 1, &work[0], 1);
948 
949  // Interpolate normal and multiply by inverse Jacobian.
950  for(i = 0; i < vCoordDim; ++i)
951  {
952  LibUtilities::Interp2D(points0, points1,
953  &normals[i*nqtot],
954  tobasis0.GetPointsKey(),
955  tobasis1.GetPointsKey(),
956  &normal[i][0]);
957  Vmath::Vmul(nq_face,work,1,normal[i],1,normal[i],1);
958  }
959 
960  // Normalise to obtain unit normals.
961  Vmath::Zero(nq_face,work,1);
962  for(i = 0; i < GetCoordim(); ++i)
963  {
964  Vmath::Vvtvp(nq_face,normal[i],1,normal[i],1,work,1,work,1);
965  }
966 
967  Vmath::Vsqrt(nq_face,work,1,work,1);
968  Vmath::Sdiv (nq_face,1.0,work,1,work,1);
969 
970  for(i = 0; i < GetCoordim(); ++i)
971  {
972  Vmath::Vmul(nq_face,normal[i],1,work,1,normal[i],1);
973  }
974  }
975  }
976 
977  //-----------------------------
978  // Operator creation functions
979  //-----------------------------
980  void TetExp::v_HelmholtzMatrixOp(
981  const Array<OneD, const NekDouble> &inarray,
982  Array<OneD,NekDouble> &outarray,
983  const StdRegions::StdMatrixKey &mkey)
984  {
985  TetExp::v_HelmholtzMatrixOp_MatFree(inarray,outarray,mkey);
986  }
987 
988 
989  void TetExp::v_LaplacianMatrixOp(
990  const Array<OneD, const NekDouble> &inarray,
991  Array<OneD,NekDouble> &outarray,
992  const StdRegions::StdMatrixKey &mkey)
993  {
994  TetExp::v_LaplacianMatrixOp_MatFree(inarray,outarray,mkey);
995  }
996 
997  void TetExp::v_LaplacianMatrixOp(
998  const int k1,
999  const int k2,
1000  const Array<OneD, const NekDouble> &inarray,
1001  Array<OneD,NekDouble> &outarray,
1002  const StdRegions::StdMatrixKey &mkey)
1003  {
1004  StdExpansion::LaplacianMatrixOp_MatFree(k1,k2,inarray,outarray,
1005  mkey);
1006  }
1007 
1008  void TetExp::v_SVVLaplacianFilter(
1009  Array<OneD, NekDouble> &array,
1010  const StdRegions::StdMatrixKey &mkey)
1011  {
1012  int nq = GetTotPoints();
1013 
1014  // Calculate sqrt of the Jacobian
1015  Array<OneD, const NekDouble> jac =
1016  m_metricinfo->GetJac(GetPointsKeys());
1017  Array<OneD, NekDouble> sqrt_jac(nq);
1018  if (m_metricinfo->GetGtype() == SpatialDomains::eDeformed)
1019  {
1020  Vmath::Vsqrt(nq,jac,1,sqrt_jac,1);
1021  }
1022  else
1023  {
1024  Vmath::Fill(nq,sqrt(jac[0]),sqrt_jac,1);
1025  }
1026 
1027  // Multiply array by sqrt(Jac)
1028  Vmath::Vmul(nq,sqrt_jac,1,array,1,array,1);
1029 
1030  // Apply std region filter
1031  StdTetExp::v_SVVLaplacianFilter( array, mkey);
1032 
1033  // Divide by sqrt(Jac)
1034  Vmath::Vdiv(nq,array,1,sqrt_jac,1,array,1);
1035  }
1036 
1037 
1038  //-----------------------------
1039  // Matrix creation functions
1040  //-----------------------------
1041  DNekMatSharedPtr TetExp::v_GenMatrix(
1042  const StdRegions::StdMatrixKey &mkey)
1043  {
1044  DNekMatSharedPtr returnval;
1045 
1046  switch(mkey.GetMatrixType())
1047  {
1048  case StdRegions::eHybridDGHelmholtz:
1049  case StdRegions::eHybridDGLamToU:
1050  case StdRegions::eHybridDGLamToQ0:
1051  case StdRegions::eHybridDGLamToQ1:
1052  case StdRegions::eHybridDGLamToQ2:
1053  case StdRegions::eHybridDGHelmBndLam:
1054  case StdRegions::eInvLaplacianWithUnityMean:
1055  returnval = Expansion3D::v_GenMatrix(mkey);
1056  break;
1057  default:
1058  returnval = StdTetExp::v_GenMatrix(mkey);
1059  }
1060 
1061  return returnval;
1062  }
1063 
1064 
1065  DNekScalMatSharedPtr TetExp::CreateMatrix(const MatrixKey &mkey)
1066  {
1067  DNekScalMatSharedPtr returnval;
1068  LibUtilities::PointsKeyVector ptsKeys = GetPointsKeys();
1069 
1070  ASSERTL2(m_metricinfo->GetGtype() != SpatialDomains::eNoGeomType,"Geometric information is not set up");
1071 
1072  switch(mkey.GetMatrixType())
1073  {
1074  case StdRegions::eMass:
1075  {
1076  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed ||
1077  mkey.GetNVarCoeff())
1078  {
1079  NekDouble one = 1.0;
1080  DNekMatSharedPtr mat = GenMatrix(mkey);
1081  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,mat);
1082  }
1083  else
1084  {
1085  NekDouble jac = (m_metricinfo->GetJac(ptsKeys))[0];
1086  DNekMatSharedPtr mat = GetStdMatrix(mkey);
1087  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(jac,mat);
1088  }
1089  }
1090  break;
1091  case StdRegions::eInvMass:
1092  {
1093  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed)
1094  {
1095  NekDouble one = 1.0;
1096  StdRegions::StdMatrixKey masskey(StdRegions::eMass,DetShapeType(),
1097  *this);
1098  DNekMatSharedPtr mat = GenMatrix(masskey);
1099  mat->Invert();
1100  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,mat);
1101  }
1102  else
1103  {
1104  NekDouble fac = 1.0/(m_metricinfo->GetJac(ptsKeys))[0];
1105  DNekMatSharedPtr mat = GetStdMatrix(mkey);
1106  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(fac,mat);
1107  }
1108  }
1109  break;
1110  case StdRegions::eWeakDeriv0:
1111  case StdRegions::eWeakDeriv1:
1112  case StdRegions::eWeakDeriv2:
1113  {
1114  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed ||
1115  mkey.GetNVarCoeff())
1116  {
1117  NekDouble one = 1.0;
1118  DNekMatSharedPtr mat = GenMatrix(mkey);
1119 
1120  returnval = MemoryManager<DNekScalMat>
1121  ::AllocateSharedPtr(one,mat);
1122  }
1123  else
1124  {
1125  NekDouble jac = (m_metricinfo->GetJac(ptsKeys))[0];
1126  Array<TwoD, const NekDouble> df
1127  = m_metricinfo->GetDerivFactors(ptsKeys);
1128  int dir = 0;
1129 
1130  switch(mkey.GetMatrixType())
1131  {
1132  case StdRegions::eWeakDeriv0:
1133  dir = 0;
1134  break;
1135  case StdRegions::eWeakDeriv1:
1136  dir = 1;
1137  break;
1138  case StdRegions::eWeakDeriv2:
1139  dir = 2;
1140  break;
1141  default:
1142  break;
1143  }
1144 
1145  MatrixKey deriv0key(StdRegions::eWeakDeriv0,
1146  mkey.GetShapeType(), *this);
1147  MatrixKey deriv1key(StdRegions::eWeakDeriv1,
1148  mkey.GetShapeType(), *this);
1149  MatrixKey deriv2key(StdRegions::eWeakDeriv2,
1150  mkey.GetShapeType(), *this);
1151 
1152  DNekMat &deriv0 = *GetStdMatrix(deriv0key);
1153  DNekMat &deriv1 = *GetStdMatrix(deriv1key);
1154  DNekMat &deriv2 = *GetStdMatrix(deriv2key);
1155 
1156  int rows = deriv0.GetRows();
1157  int cols = deriv1.GetColumns();
1158 
1159  DNekMatSharedPtr WeakDeriv = MemoryManager<DNekMat>
1160  ::AllocateSharedPtr(rows,cols);
1161  (*WeakDeriv) = df[3*dir][0]*deriv0
1162  + df[3*dir+1][0]*deriv1
1163  + df[3*dir+2][0]*deriv2;
1164 
1165  returnval = MemoryManager<DNekScalMat>
1166  ::AllocateSharedPtr(jac,WeakDeriv);
1167  }
1168  }
1169  break;
1170  case StdRegions::eLaplacian:
1171  {
1172  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed ||
1173  (mkey.GetNVarCoeff() > 0)||(mkey.ConstFactorExists(StdRegions::eFactorSVVCutoffRatio)))
1174  {
1175  NekDouble one = 1.0;
1176  DNekMatSharedPtr mat = GenMatrix(mkey);
1177 
1178  returnval = MemoryManager<DNekScalMat>
1179  ::AllocateSharedPtr(one,mat);
1180  }
1181  else
1182  {
1183  MatrixKey lap00key(StdRegions::eLaplacian00,
1184  mkey.GetShapeType(), *this);
1185  MatrixKey lap01key(StdRegions::eLaplacian01,
1186  mkey.GetShapeType(), *this);
1187  MatrixKey lap02key(StdRegions::eLaplacian02,
1188  mkey.GetShapeType(), *this);
1189  MatrixKey lap11key(StdRegions::eLaplacian11,
1190  mkey.GetShapeType(), *this);
1191  MatrixKey lap12key(StdRegions::eLaplacian12,
1192  mkey.GetShapeType(), *this);
1193  MatrixKey lap22key(StdRegions::eLaplacian22,
1194  mkey.GetShapeType(), *this);
1195 
1196  DNekMat &lap00 = *GetStdMatrix(lap00key);
1197  DNekMat &lap01 = *GetStdMatrix(lap01key);
1198  DNekMat &lap02 = *GetStdMatrix(lap02key);
1199  DNekMat &lap11 = *GetStdMatrix(lap11key);
1200  DNekMat &lap12 = *GetStdMatrix(lap12key);
1201  DNekMat &lap22 = *GetStdMatrix(lap22key);
1202 
1203  NekDouble jac = (m_metricinfo->GetJac(ptsKeys))[0];
1204  Array<TwoD, const NekDouble> gmat
1205  = m_metricinfo->GetGmat(ptsKeys);
1206 
1207  int rows = lap00.GetRows();
1208  int cols = lap00.GetColumns();
1209 
1210  DNekMatSharedPtr lap = MemoryManager<DNekMat>
1211  ::AllocateSharedPtr(rows,cols);
1212 
1213  (*lap) = gmat[0][0]*lap00
1214  + gmat[4][0]*lap11
1215  + gmat[8][0]*lap22
1216  + gmat[3][0]*(lap01 + Transpose(lap01))
1217  + gmat[6][0]*(lap02 + Transpose(lap02))
1218  + gmat[7][0]*(lap12 + Transpose(lap12));
1219 
1220  returnval = MemoryManager<DNekScalMat>
1221  ::AllocateSharedPtr(jac,lap);
1222  }
1223  }
1224  break;
1225  case StdRegions::eHelmholtz:
1226  {
1227  NekDouble factor = mkey.GetConstFactor(StdRegions::eFactorLambda);
1228  MatrixKey masskey(StdRegions::eMass, mkey.GetShapeType(), *this);
1229  DNekScalMat &MassMat = *(this->m_matrixManager[masskey]);
1230  MatrixKey lapkey(StdRegions::eLaplacian, mkey.GetShapeType(), *this, mkey.GetConstFactors(), mkey.GetVarCoeffs());
1231  DNekScalMat &LapMat = *(this->m_matrixManager[lapkey]);
1232 
1233  int rows = LapMat.GetRows();
1234  int cols = LapMat.GetColumns();
1235 
1236  DNekMatSharedPtr helm = MemoryManager<DNekMat>::AllocateSharedPtr(rows, cols);
1237 
1238  NekDouble one = 1.0;
1239  (*helm) = LapMat + factor*MassMat;
1240 
1241  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one, helm);
1242  }
1243  break;
1244  case StdRegions::eIProductWRTBase:
1245  {
1246  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed)
1247  {
1248  NekDouble one = 1.0;
1249  DNekMatSharedPtr mat = GenMatrix(mkey);
1250  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,mat);
1251  }
1252  else
1253  {
1254  NekDouble jac = (m_metricinfo->GetJac(ptsKeys))[0];
1255  DNekMatSharedPtr mat = GetStdMatrix(mkey);
1256  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(jac,mat);
1257  }
1258  }
1259  break;
1260  case StdRegions::eHybridDGHelmholtz:
1261  case StdRegions::eHybridDGLamToU:
1262  case StdRegions::eHybridDGLamToQ0:
1263  case StdRegions::eHybridDGLamToQ1:
1264  case StdRegions::eHybridDGLamToQ2:
1265  case StdRegions::eHybridDGHelmBndLam:
1266  case StdRegions::eInvLaplacianWithUnityMean:
1267  {
1268  NekDouble one = 1.0;
1269 
1270  DNekMatSharedPtr mat = GenMatrix(mkey);
1271  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,mat);
1272  }
1273  break;
1274  case StdRegions::eInvHybridDGHelmholtz:
1275  {
1276  NekDouble one = 1.0;
1277 
1278  MatrixKey hkey(StdRegions::eHybridDGHelmholtz, DetShapeType(), *this, mkey.GetConstFactors(), mkey.GetVarCoeffs());
1279  DNekMatSharedPtr mat = GenMatrix(hkey);
1280 
1281  mat->Invert();
1282  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,mat);
1283  }
1284  break;
1285  case StdRegions::ePreconLinearSpace:
1286  {
1287  NekDouble one = 1.0;
1288  MatrixKey helmkey(StdRegions::eHelmholtz, mkey.GetShapeType(), *this, mkey.GetConstFactors(), mkey.GetVarCoeffs());
1289  DNekScalBlkMatSharedPtr helmStatCond = GetLocStaticCondMatrix(helmkey);
1290  DNekScalMatSharedPtr A =helmStatCond->GetBlock(0,0);
1291  DNekMatSharedPtr R=BuildVertexMatrix(A);
1292 
1293  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,R);
1294  }
1295  break;
1296  case StdRegions::ePreconLinearSpaceMass:
1297  {
1298  NekDouble one = 1.0;
1299  MatrixKey masskey(StdRegions::eMass, mkey.GetShapeType(), *this);
1300  DNekScalBlkMatSharedPtr massStatCond = GetLocStaticCondMatrix(masskey);
1301  DNekScalMatSharedPtr A =massStatCond->GetBlock(0,0);
1302  DNekMatSharedPtr R=BuildVertexMatrix(A);
1303 
1304  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,R);
1305  }
1306  break;
1307  case StdRegions::ePreconR:
1308  {
1309  NekDouble one = 1.0;
1310  MatrixKey helmkey(StdRegions::eHelmholtz, mkey.GetShapeType(), *this,mkey.GetConstFactors(), mkey.GetVarCoeffs());
1311  DNekScalBlkMatSharedPtr helmStatCond = GetLocStaticCondMatrix(helmkey);
1312  DNekScalMatSharedPtr A =helmStatCond->GetBlock(0,0);
1313 
1314  DNekScalMatSharedPtr Atmp;
1315  DNekMatSharedPtr R=BuildTransformationMatrix(A,mkey.GetMatrixType());
1316 
1317  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,R);
1318  }
1319  break;
1320  case StdRegions::ePreconRT:
1321  {
1322  NekDouble one = 1.0;
1323  MatrixKey helmkey(StdRegions::eHelmholtz, mkey.GetShapeType(), *this,mkey.GetConstFactors(), mkey.GetVarCoeffs());
1324  DNekScalBlkMatSharedPtr helmStatCond = GetLocStaticCondMatrix(helmkey);
1325  DNekScalMatSharedPtr A =helmStatCond->GetBlock(0,0);
1326 
1327  DNekScalMatSharedPtr Atmp;
1328  DNekMatSharedPtr RT=BuildTransformationMatrix(A,mkey.GetMatrixType());
1329 
1330  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,RT);
1331  }
1332  break;
1333  case StdRegions::ePreconRMass:
1334  {
1335  NekDouble one = 1.0;
1336  MatrixKey masskey(StdRegions::eMass, mkey.GetShapeType(), *this);
1337  DNekScalBlkMatSharedPtr StatCond = GetLocStaticCondMatrix(masskey);
1338  DNekScalMatSharedPtr A =StatCond->GetBlock(0,0);
1339 
1340  DNekScalMatSharedPtr Atmp;
1341  DNekMatSharedPtr R=BuildTransformationMatrix(A,mkey.GetMatrixType());
1342 
1343  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,R);
1344  }
1345  break;
1346  case StdRegions::ePreconRTMass:
1347  {
1348  NekDouble one = 1.0;
1349  MatrixKey masskey(StdRegions::eMass, mkey.GetShapeType(), *this);
1350  DNekScalBlkMatSharedPtr massStatCond = GetLocStaticCondMatrix(masskey);
1351  DNekScalMatSharedPtr A =massStatCond->GetBlock(0,0);
1352 
1353  DNekScalMatSharedPtr Atmp;
1354  DNekMatSharedPtr RT=BuildTransformationMatrix(A,mkey.GetMatrixType());
1355 
1356  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,RT);
1357  }
1358  break;
1359  default:
1360  {
1361  //ASSERTL0(false, "Missing definition for " + (*StdRegions::MatrixTypeMap[mkey.GetMatrixType()]));
1362  NekDouble one = 1.0;
1363  DNekMatSharedPtr mat = GenMatrix(mkey);
1364 
1365  returnval = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,mat);
1366  }
1367  break;
1368  }
1369 
1370  return returnval;
1371  }
1372 
1373 
1374  DNekScalBlkMatSharedPtr TetExp::CreateStaticCondMatrix(
1375  const MatrixKey &mkey)
1376  {
1377  DNekScalBlkMatSharedPtr returnval;
1378 
1379  ASSERTL2(m_metricinfo->GetGtype() != SpatialDomains::eNoGeomType,"Geometric information is not set up");
1380 
1381  // set up block matrix system
1382  unsigned int nbdry = NumBndryCoeffs();
1383  unsigned int nint = (unsigned int)(m_ncoeffs - nbdry);
1384  unsigned int exp_size[] = {nbdry, nint};
1385  unsigned int nblks = 2;
1386  returnval = MemoryManager<DNekScalBlkMat>::AllocateSharedPtr(nblks, nblks, exp_size, exp_size);
1387 
1388  NekDouble factor = 1.0;
1389  MatrixStorage AMatStorage = eFULL;
1390 
1391  switch(mkey.GetMatrixType())
1392  {
1393  case StdRegions::eLaplacian:
1394  case StdRegions::eHelmholtz: // special case since Helmholtz not defined in StdRegions
1395  // use Deformed case for both regular and deformed geometries
1396  factor = 1.0;
1397  goto UseLocRegionsMatrix;
1398  break;
1399  default:
1400  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed ||
1401  mkey.GetNVarCoeff())
1402  {
1403  factor = 1.0;
1404  goto UseLocRegionsMatrix;
1405  }
1406  else
1407  {
1408  DNekScalMatSharedPtr mat = GetLocMatrix(mkey);
1409  factor = mat->Scale();
1410  goto UseStdRegionsMatrix;
1411  }
1412  break;
1413  UseStdRegionsMatrix:
1414  {
1415  NekDouble invfactor = 1.0/factor;
1416  NekDouble one = 1.0;
1417  DNekBlkMatSharedPtr mat = GetStdStaticCondMatrix(mkey);
1418  DNekScalMatSharedPtr Atmp;
1419  DNekMatSharedPtr Asubmat;
1420 
1421  //TODO: check below
1422  returnval->SetBlock(0,0,Atmp = MemoryManager<DNekScalMat>::AllocateSharedPtr(factor,Asubmat = mat->GetBlock(0,0)));
1423  returnval->SetBlock(0,1,Atmp = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,Asubmat = mat->GetBlock(0,1)));
1424  returnval->SetBlock(1,0,Atmp = MemoryManager<DNekScalMat>::AllocateSharedPtr(factor,Asubmat = mat->GetBlock(1,0)));
1425  returnval->SetBlock(1,1,Atmp = MemoryManager<DNekScalMat>::AllocateSharedPtr(invfactor,Asubmat = mat->GetBlock(1,1)));
1426  }
1427  break;
1428  UseLocRegionsMatrix:
1429  {
1430  int i,j;
1431  NekDouble invfactor = 1.0/factor;
1432  NekDouble one = 1.0;
1433  DNekScalMat &mat = *GetLocMatrix(mkey);
1434  DNekMatSharedPtr A = MemoryManager<DNekMat>::AllocateSharedPtr(nbdry,nbdry,AMatStorage);
1435  DNekMatSharedPtr B = MemoryManager<DNekMat>::AllocateSharedPtr(nbdry,nint);
1436  DNekMatSharedPtr C = MemoryManager<DNekMat>::AllocateSharedPtr(nint,nbdry);
1437  DNekMatSharedPtr D = MemoryManager<DNekMat>::AllocateSharedPtr(nint,nint);
1438 
1439  Array<OneD,unsigned int> bmap(nbdry);
1440  Array<OneD,unsigned int> imap(nint);
1441  GetBoundaryMap(bmap);
1442  GetInteriorMap(imap);
1443 
1444  for(i = 0; i < nbdry; ++i)
1445  {
1446  for(j = 0; j < nbdry; ++j)
1447  {
1448  (*A)(i,j) = mat(bmap[i],bmap[j]);
1449  }
1450 
1451  for(j = 0; j < nint; ++j)
1452  {
1453  (*B)(i,j) = mat(bmap[i],imap[j]);
1454  }
1455  }
1456 
1457  for(i = 0; i < nint; ++i)
1458  {
1459  for(j = 0; j < nbdry; ++j)
1460  {
1461  (*C)(i,j) = mat(imap[i],bmap[j]);
1462  }
1463 
1464  for(j = 0; j < nint; ++j)
1465  {
1466  (*D)(i,j) = mat(imap[i],imap[j]);
1467  }
1468  }
1469 
1470  // Calculate static condensed system
1471  if(nint)
1472  {
1473  D->Invert();
1474  (*B) = (*B)*(*D);
1475  (*A) = (*A) - (*B)*(*C);
1476  }
1477 
1478  DNekScalMatSharedPtr Atmp;
1479 
1480  returnval->SetBlock(0,0,Atmp = MemoryManager<DNekScalMat>::AllocateSharedPtr(factor,A));
1481  returnval->SetBlock(0,1,Atmp = MemoryManager<DNekScalMat>::AllocateSharedPtr(one,B));
1482  returnval->SetBlock(1,0,Atmp = MemoryManager<DNekScalMat>::AllocateSharedPtr(factor,C));
1483  returnval->SetBlock(1,1,Atmp = MemoryManager<DNekScalMat>::AllocateSharedPtr(invfactor,D));
1484 
1485  }
1486  break;
1487  }
1488  return returnval;
1489  }
1490 
1491 
1492  DNekMatSharedPtr TetExp::v_CreateStdMatrix(
1493  const StdRegions::StdMatrixKey &mkey)
1494  {
1495  LibUtilities::BasisKey bkey0 = m_base[0]->GetBasisKey();
1496  LibUtilities::BasisKey bkey1 = m_base[1]->GetBasisKey();
1497  LibUtilities::BasisKey bkey2 = m_base[2]->GetBasisKey();
1498  StdRegions::StdTetExpSharedPtr tmp = MemoryManager<StdTetExp>::AllocateSharedPtr(bkey0, bkey1, bkey2);
1499 
1500  return tmp->GetStdMatrix(mkey);
1501  }
1502 
1503  DNekScalMatSharedPtr TetExp::v_GetLocMatrix(const MatrixKey &mkey)
1504  {
1505  return m_matrixManager[mkey];
1506  }
1507 
1508  DNekScalBlkMatSharedPtr TetExp::v_GetLocStaticCondMatrix(const MatrixKey &mkey)
1509  {
1510  return m_staticCondMatrixManager[mkey];
1511  }
1512 
1513  void TetExp::v_DropLocStaticCondMatrix(const MatrixKey &mkey)
1514  {
1515  m_staticCondMatrixManager.DeleteObject(mkey);
1516  }
1517 
1518  void TetExp::GeneralMatrixOp_MatOp(
1519  const Array<OneD, const NekDouble> &inarray,
1520  Array<OneD,NekDouble> &outarray,
1521  const StdRegions::StdMatrixKey &mkey)
1522  {
1523  DNekScalMatSharedPtr mat = GetLocMatrix(mkey);
1524 
1525  if(inarray.get() == outarray.get())
1526  {
1527  Array<OneD,NekDouble> tmp(m_ncoeffs);
1528  Vmath::Vcopy(m_ncoeffs,inarray.get(),1,tmp.get(),1);
1529 
1530  Blas::Dgemv('N',m_ncoeffs,m_ncoeffs,mat->Scale(),(mat->GetOwnedMatrix())->GetPtr().get(),
1531  m_ncoeffs, tmp.get(), 1, 0.0, outarray.get(), 1);
1532  }
1533  else
1534  {
1535  Blas::Dgemv('N',m_ncoeffs,m_ncoeffs,mat->Scale(),(mat->GetOwnedMatrix())->GetPtr().get(),
1536  m_ncoeffs, inarray.get(), 1, 0.0, outarray.get(), 1);
1537  }
1538  }
1539 
1540 
1541  void TetExp::v_LaplacianMatrixOp_MatFree_Kernel(
1542  const Array<OneD, const NekDouble> &inarray,
1543  Array<OneD, NekDouble> &outarray,
1544  Array<OneD, NekDouble> &wsp)
1545  {
1546  // This implementation is only valid when there are no
1547  // coefficients associated to the Laplacian operator
1548  if (m_metrics.count(eMetricLaplacian00) == 0)
1549  {
1550  ComputeLaplacianMetric();
1551  }
1552 
1553  int nquad0 = m_base[0]->GetNumPoints();
1554  int nquad1 = m_base[1]->GetNumPoints();
1555  int nquad2 = m_base[2]->GetNumPoints();
1556  int nqtot = nquad0*nquad1*nquad2;
1557 
1558  ASSERTL1(wsp.num_elements() >= 6*nqtot,
1559  "Insufficient workspace size.");
1560  ASSERTL1(m_ncoeffs <= nqtot,
1561  "Workspace not set up for ncoeffs > nqtot");
1562 
1563  const Array<OneD, const NekDouble>& base0 = m_base[0]->GetBdata();
1564  const Array<OneD, const NekDouble>& base1 = m_base[1]->GetBdata();
1565  const Array<OneD, const NekDouble>& base2 = m_base[2]->GetBdata();
1566  const Array<OneD, const NekDouble>& dbase0 = m_base[0]->GetDbdata();
1567  const Array<OneD, const NekDouble>& dbase1 = m_base[1]->GetDbdata();
1568  const Array<OneD, const NekDouble>& dbase2 = m_base[2]->GetDbdata();
1569  const Array<OneD, const NekDouble>& metric00 = m_metrics[eMetricLaplacian00];
1570  const Array<OneD, const NekDouble>& metric01 = m_metrics[eMetricLaplacian01];
1571  const Array<OneD, const NekDouble>& metric02 = m_metrics[eMetricLaplacian02];
1572  const Array<OneD, const NekDouble>& metric11 = m_metrics[eMetricLaplacian11];
1573  const Array<OneD, const NekDouble>& metric12 = m_metrics[eMetricLaplacian12];
1574  const Array<OneD, const NekDouble>& metric22 = m_metrics[eMetricLaplacian22];
1575 
1576  // Allocate temporary storage
1577  Array<OneD,NekDouble> wsp0 (2*nqtot, wsp);
1578  Array<OneD,NekDouble> wsp1 ( nqtot, wsp+1*nqtot);
1579  Array<OneD,NekDouble> wsp2 ( nqtot, wsp+2*nqtot);
1580  Array<OneD,NekDouble> wsp3 ( nqtot, wsp+3*nqtot);
1581  Array<OneD,NekDouble> wsp4 ( nqtot, wsp+4*nqtot);
1582  Array<OneD,NekDouble> wsp5 ( nqtot, wsp+5*nqtot);
1583 
1584  // LAPLACIAN MATRIX OPERATION
1585  // wsp1 = du_dxi1 = D_xi1 * inarray = D_xi1 * u
1586  // wsp2 = du_dxi2 = D_xi2 * inarray = D_xi2 * u
1587  // wsp2 = du_dxi3 = D_xi3 * inarray = D_xi3 * u
1588  StdExpansion3D::PhysTensorDeriv(inarray,wsp0,wsp1,wsp2);
1589 
1590  // wsp0 = k = g0 * wsp1 + g1 * wsp2 = g0 * du_dxi1 + g1 * du_dxi2
1591  // wsp2 = l = g1 * wsp1 + g2 * wsp2 = g0 * du_dxi1 + g1 * du_dxi2
1592  // where g0, g1 and g2 are the metric terms set up in the GeomFactors class
1593  // especially for this purpose
1594  Vmath::Vvtvvtp(nqtot,&metric00[0],1,&wsp0[0],1,&metric01[0],1,&wsp1[0],1,&wsp3[0],1);
1595  Vmath::Vvtvp (nqtot,&metric02[0],1,&wsp2[0],1,&wsp3[0],1,&wsp3[0],1);
1596  Vmath::Vvtvvtp(nqtot,&metric01[0],1,&wsp0[0],1,&metric11[0],1,&wsp1[0],1,&wsp4[0],1);
1597  Vmath::Vvtvp (nqtot,&metric12[0],1,&wsp2[0],1,&wsp4[0],1,&wsp4[0],1);
1598  Vmath::Vvtvvtp(nqtot,&metric02[0],1,&wsp0[0],1,&metric12[0],1,&wsp1[0],1,&wsp5[0],1);
1599  Vmath::Vvtvp (nqtot,&metric22[0],1,&wsp2[0],1,&wsp5[0],1,&wsp5[0],1);
1600 
1601  // outarray = m = (D_xi1 * B)^T * k
1602  // wsp1 = n = (D_xi2 * B)^T * l
1603  IProductWRTBase_SumFacKernel(dbase0,base1,base2,wsp3,outarray,wsp0,false,true,true);
1604  IProductWRTBase_SumFacKernel(base0,dbase1,base2,wsp4,wsp2, wsp0,true,false,true);
1605  Vmath::Vadd(m_ncoeffs,wsp2.get(),1,outarray.get(),1,outarray.get(),1);
1606  IProductWRTBase_SumFacKernel(base0,base1,dbase2,wsp5,wsp2, wsp0,true,true,false);
1607  Vmath::Vadd(m_ncoeffs,wsp2.get(),1,outarray.get(),1,outarray.get(),1);
1608  }
1609 
1610 
1611  void TetExp::v_ComputeLaplacianMetric()
1612  {
1613  if (m_metrics.count(eMetricQuadrature) == 0)
1614  {
1615  ComputeQuadratureMetric();
1616  }
1617 
1618  int i, j;
1619  const unsigned int nqtot = GetTotPoints();
1620  const unsigned int dim = 3;
1621  const MetricType m[3][3] = { {eMetricLaplacian00, eMetricLaplacian01, eMetricLaplacian02},
1622  {eMetricLaplacian01, eMetricLaplacian11, eMetricLaplacian12},
1623  {eMetricLaplacian02, eMetricLaplacian12, eMetricLaplacian22}
1624  };
1625 
1626  for (unsigned int i = 0; i < dim; ++i)
1627  {
1628  for (unsigned int j = i; j < dim; ++j)
1629  {
1630  m_metrics[m[i][j]] = Array<OneD, NekDouble>(nqtot);
1631  }
1632  }
1633 
1634  // Define shorthand synonyms for m_metrics storage
1635  Array<OneD,NekDouble> g0 (m_metrics[m[0][0]]);
1636  Array<OneD,NekDouble> g1 (m_metrics[m[1][1]]);
1637  Array<OneD,NekDouble> g2 (m_metrics[m[2][2]]);
1638  Array<OneD,NekDouble> g3 (m_metrics[m[0][1]]);
1639  Array<OneD,NekDouble> g4 (m_metrics[m[0][2]]);
1640  Array<OneD,NekDouble> g5 (m_metrics[m[1][2]]);
1641 
1642  // Allocate temporary storage
1643  Array<OneD,NekDouble> alloc(7*nqtot,0.0);
1644  Array<OneD,NekDouble> h0 (alloc); // h0
1645  Array<OneD,NekDouble> h1 (alloc+ 1*nqtot);// h1
1646  Array<OneD,NekDouble> h2 (alloc+ 2*nqtot);// h2
1647  Array<OneD,NekDouble> h3 (alloc+ 3*nqtot);// h3
1648  Array<OneD,NekDouble> wsp4 (alloc+ 4*nqtot);// wsp4
1649  Array<OneD,NekDouble> wsp5 (alloc+ 5*nqtot);// wsp5
1650  Array<OneD,NekDouble> wsp6 (alloc+ 6*nqtot);// wsp6
1651  // Reuse some of the storage as workspace
1652  Array<OneD,NekDouble> wsp7 (alloc); // wsp7
1653  Array<OneD,NekDouble> wsp8 (alloc+ 1*nqtot);// wsp8
1654  Array<OneD,NekDouble> wsp9 (alloc+ 2*nqtot);// wsp9
1655 
1656  const Array<TwoD, const NekDouble>& df =
1657  m_metricinfo->GetDerivFactors(GetPointsKeys());
1658  const Array<OneD, const NekDouble>& z0 = m_base[0]->GetZ();
1659  const Array<OneD, const NekDouble>& z1 = m_base[1]->GetZ();
1660  const Array<OneD, const NekDouble>& z2 = m_base[2]->GetZ();
1661  const unsigned int nquad0 = m_base[0]->GetNumPoints();
1662  const unsigned int nquad1 = m_base[1]->GetNumPoints();
1663  const unsigned int nquad2 = m_base[2]->GetNumPoints();
1664 
1665  for(j = 0; j < nquad2; ++j)
1666  {
1667  for(i = 0; i < nquad1; ++i)
1668  {
1669  Vmath::Fill(nquad0, 4.0/(1.0-z1[i])/(1.0-z2[j]), &h0[0]+i*nquad0 + j*nquad0*nquad1,1);
1670  Vmath::Fill(nquad0, 2.0/(1.0-z1[i])/(1.0-z2[j]), &h1[0]+i*nquad0 + j*nquad0*nquad1,1);
1671  Vmath::Fill(nquad0, 2.0/(1.0-z2[j]), &h2[0]+i*nquad0 + j*nquad0*nquad1,1);
1672  Vmath::Fill(nquad0, (1.0+z1[i])/(1.0-z2[j]), &h3[0]+i*nquad0 + j*nquad0*nquad1,1);
1673  }
1674  }
1675  for(i = 0; i < nquad0; i++)
1676  {
1677  Blas::Dscal(nquad1*nquad2, 1+z0[i], &h1[0]+i, nquad0);
1678  }
1679 
1680  // Step 3. Construct combined metric terms for physical space to
1681  // collapsed coordinate system.
1682  // Order of construction optimised to minimise temporary storage
1683  if(m_metricinfo->GetGtype() == SpatialDomains::eDeformed)
1684  {
1685  // wsp4
1686  Vmath::Vadd(nqtot, &df[1][0], 1, &df[2][0], 1, &wsp4[0], 1);
1687  Vmath::Vvtvvtp(nqtot, &df[0][0], 1, &h0[0], 1, &wsp4[0], 1, &h1[0], 1, &wsp4[0], 1);
1688  // wsp5
1689  Vmath::Vadd(nqtot, &df[4][0], 1, &df[5][0], 1, &wsp5[0], 1);
1690  Vmath::Vvtvvtp(nqtot, &df[3][0], 1, &h0[0], 1, &wsp5[0], 1, &h1[0], 1, &wsp5[0], 1);
1691  // wsp6
1692  Vmath::Vadd(nqtot, &df[7][0], 1, &df[8][0], 1, &wsp6[0], 1);
1693  Vmath::Vvtvvtp(nqtot, &df[6][0], 1, &h0[0], 1, &wsp6[0], 1, &h1[0], 1, &wsp6[0], 1);
1694 
1695  // g0
1696  Vmath::Vvtvvtp(nqtot, &wsp4[0], 1, &wsp4[0], 1, &wsp5[0], 1, &wsp5[0], 1, &g0[0], 1);
1697  Vmath::Vvtvp (nqtot, &wsp6[0], 1, &wsp6[0], 1, &g0[0], 1, &g0[0], 1);
1698 
1699  // g4
1700  Vmath::Vvtvvtp(nqtot, &df[2][0], 1, &wsp4[0], 1, &df[5][0], 1, &wsp5[0], 1, &g4[0], 1);
1701  Vmath::Vvtvp (nqtot, &df[8][0], 1, &wsp6[0], 1, &g4[0], 1, &g4[0], 1);
1702 
1703  // overwrite h0, h1, h2
1704  // wsp7 (h2f1 + h3f2)
1705  Vmath::Vvtvvtp(nqtot, &df[1][0], 1, &h2[0], 1, &df[2][0], 1, &h3[0], 1, &wsp7[0], 1);
1706  // wsp8 (h2f4 + h3f5)
1707  Vmath::Vvtvvtp(nqtot, &df[4][0], 1, &h2[0], 1, &df[5][0], 1, &h3[0], 1, &wsp8[0], 1);
1708  // wsp9 (h2f7 + h3f8)
1709  Vmath::Vvtvvtp(nqtot, &df[7][0], 1, &h2[0], 1, &df[8][0], 1, &h3[0], 1, &wsp9[0], 1);
1710 
1711  // g3
1712  Vmath::Vvtvvtp(nqtot, &wsp4[0], 1, &wsp7[0], 1, &wsp5[0], 1, &wsp8[0], 1, &g3[0], 1);
1713  Vmath::Vvtvp (nqtot, &wsp6[0], 1, &wsp9[0], 1, &g3[0], 1, &g3[0], 1);
1714 
1715  // overwrite wsp4, wsp5, wsp6
1716  // g1
1717  Vmath::Vvtvvtp(nqtot, &wsp7[0], 1, &wsp7[0], 1, &wsp8[0], 1, &wsp8[0], 1, &g1[0], 1);
1718  Vmath::Vvtvp (nqtot, &wsp9[0], 1, &wsp9[0], 1, &g1[0], 1, &g1[0], 1);
1719 
1720  // g5
1721  Vmath::Vvtvvtp(nqtot, &df[2][0], 1, &wsp7[0], 1, &df[5][0], 1, &wsp8[0], 1, &g5[0], 1);
1722  Vmath::Vvtvp (nqtot, &df[8][0], 1, &wsp9[0], 1, &g5[0], 1, &g5[0], 1);
1723 
1724  // g2
1725  Vmath::Vvtvvtp(nqtot, &df[2][0], 1, &df[2][0], 1, &df[5][0], 1, &df[5][0], 1, &g2[0], 1);
1726  Vmath::Vvtvp (nqtot, &df[8][0], 1, &df[8][0], 1, &g2[0], 1, &g2[0], 1);
1727  }
1728  else
1729  {
1730  // wsp4
1731  Vmath::Svtsvtp(nqtot, df[0][0], &h0[0], 1, df[1][0] + df[2][0], &h1[0], 1, &wsp4[0], 1);
1732  // wsp5
1733  Vmath::Svtsvtp(nqtot, df[3][0], &h0[0], 1, df[4][0] + df[5][0], &h1[0], 1, &wsp5[0], 1);
1734  // wsp6
1735  Vmath::Svtsvtp(nqtot, df[6][0], &h0[0], 1, df[7][0] + df[8][0], &h1[0], 1, &wsp6[0], 1);
1736 
1737  // g0
1738  Vmath::Vvtvvtp(nqtot, &wsp4[0], 1, &wsp4[0], 1, &wsp5[0], 1, &wsp5[0], 1, &g0[0], 1);
1739  Vmath::Vvtvp (nqtot, &wsp6[0], 1, &wsp6[0], 1, &g0[0], 1, &g0[0], 1);
1740 
1741  // g4
1742  Vmath::Svtsvtp(nqtot, df[2][0], &wsp4[0], 1, df[5][0], &wsp5[0], 1, &g4[0], 1);
1743  Vmath::Svtvp (nqtot, df[8][0], &wsp6[0], 1, &g4[0], 1, &g4[0], 1);
1744 
1745  // overwrite h0, h1, h2
1746  // wsp7 (h2f1 + h3f2)
1747  Vmath::Svtsvtp(nqtot, df[1][0], &h2[0], 1, df[2][0], &h3[0], 1, &wsp7[0], 1);
1748  // wsp8 (h2f4 + h3f5)
1749  Vmath::Svtsvtp(nqtot, df[4][0], &h2[0], 1, df[5][0], &h3[0], 1, &wsp8[0], 1);
1750  // wsp9 (h2f7 + h3f8)
1751  Vmath::Svtsvtp(nqtot, df[7][0], &h2[0], 1, df[8][0], &h3[0], 1, &wsp9[0], 1);
1752 
1753  // g3
1754  Vmath::Vvtvvtp(nqtot, &wsp4[0], 1, &wsp7[0], 1, &wsp5[0], 1, &wsp8[0], 1, &g3[0], 1);
1755  Vmath::Vvtvp (nqtot, &wsp6[0], 1, &wsp9[0], 1, &g3[0], 1, &g3[0], 1);
1756 
1757  // overwrite wsp4, wsp5, wsp6
1758  // g1
1759  Vmath::Vvtvvtp(nqtot, &wsp7[0], 1, &wsp7[0], 1, &wsp8[0], 1, &wsp8[0], 1, &g1[0], 1);
1760  Vmath::Vvtvp (nqtot, &wsp9[0], 1, &wsp9[0], 1, &g1[0], 1, &g1[0], 1);
1761 
1762  // g5
1763  Vmath::Svtsvtp(nqtot, df[2][0], &wsp7[0], 1, df[5][0], &wsp8[0], 1, &g5[0], 1);
1764  Vmath::Svtvp (nqtot, df[8][0], &wsp9[0], 1, &g5[0], 1, &g5[0], 1);
1765 
1766  // g2
1767  Vmath::Fill(nqtot, df[2][0]*df[2][0] + df[5][0]*df[5][0] + df[8][0]*df[8][0], &g2[0], 1);
1768  }
1769 
1770  for (unsigned int i = 0; i < dim; ++i)
1771  {
1772  for (unsigned int j = i; j < dim; ++j)
1773  {
1774  MultiplyByQuadratureMetric(m_metrics[m[i][j]],
1775  m_metrics[m[i][j]]);
1776 
1777  }
1778  }
1779 
1780 
1781  }
1782  }//end of namespace
1783 }//end of namespace
Nektar::StdRegions::StdExpansion::GetPointsKeys
const LibUtilities::PointsKeyVector GetPointsKeys() const
Definition: StdExpansion.h:1276
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This function returns the number of quadrature points belonging to the i-th face. ...
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Definition: StdMatrixKey.h:142
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Integrate the physical point list inarray over region.
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Definition: StdMatrixKey.h:168
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Definition: Points.h:220
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Definition: StdMatrixKey.h:82
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Allocate a shared pointer from the memory pool.
Definition: NekMemoryManager.hpp:235
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Definition: Vmath.cpp:394
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General purpose memory allocation routines with the ability to allocate from thread specific memory p...
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this function calculates the inner product of a given function f with the different modes of the expa...
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Fill a vector with a constant value.
Definition: Vmath.cpp:46
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svtvp (scalar times vector plus vector): z = alpha*x + y
Definition: Vmath.cpp:471
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Definition: Vmath.cpp:428
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std
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Definition: Vmath.cpp:257
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Definition: TetExp.cpp:287
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Multiply vector z = x/y.
Definition: Vmath.cpp:227
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Returns the physical values at the quadrature points of a face.
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Definition: TetExp.cpp:558
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Defines a specification for a set of points.
Definition: Points.h:58
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Compute the normal of a triangular face.
Definition: TetExp.cpp:730
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Definition: NektarUnivTypeDefs.hpp:43
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Definition: StdExpansion3D.h:196
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Definition: TetExp.cpp:1508
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This function returns the type of basis used in the dir direction.
Definition: StdExpansion.h:165
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Definition: TetExp.cpp:545
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Definition: NekTypeDefs.hpp:72
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Definition: Expansion.cpp:83
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Definition: TetExp.cpp:487
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Definition: TetExp.cpp:553
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Return distribution of points.
Definition: Basis.h:145
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Definition: GeomFactors.h:62
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vvtvvtp (vector times vector plus vector times vector):
Definition: Vmath.cpp:523
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Definition: TetExp.cpp:358
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Definition: ErrorUtil.hpp:213
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Definition: SpatialDomains.hpp:55
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Definition: TetGeom.h:106
TetExp.h
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Definition: TetExp.cpp:505
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Definition: StdExpansion.h:131
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Definition: TetExp.cpp:1065
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vvtvvtp (scalar times vector plus scalar times vector):
Definition: Vmath.cpp:577
Nektar::StdRegions::StdExpansion::DetFaceBasisKey
const LibUtilities::BasisKey DetFaceBasisKey(const int i, const int k) const
Definition: StdExpansion.h:324
Nektar::StdRegions::StdTetExpSharedPtr
boost::shared_ptr< StdTetExp > StdTetExpSharedPtr
Definition: StdTetExp.h:268
InterpCoeff.h
Nektar::SpatialDomains::GeomType
GeomType
Indicates the type of element geometry.
Definition: SpatialDomains.hpp:52
Nektar::LocalRegions::TetExp::v_PhysDeriv
virtual void v_PhysDeriv(const Array< OneD, const NekDouble > &inarray, Array< OneD, NekDouble > &out_d0, Array< OneD, NekDouble > &out_d1, Array< OneD, NekDouble > &out_d2)
Differentiate inarray in the three coordinate directions.
Definition: TetExp.cpp:155
Vmath::Zero
void Zero(int n, T *x, const int incx)
Zero vector.
Definition: Vmath.cpp:359
Nektar::StdRegions::StdExpansionSharedPtr
boost::shared_ptr< StdExpansion > StdExpansionSharedPtr
Definition: StdExpansion.h:1791
Nektar::StdRegions::StdExpansion3D::v_HelmholtzMatrixOp_MatFree
virtual void v_HelmholtzMatrixOp_MatFree(const Array< OneD, const NekDouble > &inarray, Array< OneD, NekDouble > &outarray, const StdRegions::StdMatrixKey &mkey)
Definition: StdExpansion3D.cpp:248
ASSERTL1
#define ASSERTL1(condition, msg)
Assert Level 1 – Debugging which is used whether in FULLDEBUG or DEBUG compilation mode...
Definition: ErrorUtil.hpp:191
Nektar::StdRegions::StdExpansion::m_base
Array< OneD, LibUtilities::BasisSharedPtr > m_base
Definition: StdExpansion.h:1356
Vmath::Vcopy
void Vcopy(int n, const T *x, const int incx, T *y, const int incy)
Definition: Vmath.cpp:1038
Nektar::SpatialDomains::eDeformed
Geometry is curved or has non-constant factors.
Definition: SpatialDomains.hpp:57
Nektar::StdRegions::StdExpansion::GetBoundaryMap
void GetBoundaryMap(Array< OneD, unsigned int > &outarray)
Definition: StdExpansion.h:790
Nektar::LocalRegions::TetExp::v_DropLocStaticCondMatrix
void v_DropLocStaticCondMatrix(const MatrixKey &mkey)
Definition: TetExp.cpp:1513
Nektar::LibUtilities::BasisKey
Describes the specification for a Basis.
Definition: Basis.h:50
Nektar::LocalRegions::TetExp::v_ComputeLaplacianMetric
virtual void v_ComputeLaplacianMetric()
Definition: TetExp.cpp:1611
Nektar::LocalRegions::TetExp::v_GetCoords
virtual void v_GetCoords(Array< OneD, NekDouble > &coords_1, Array< OneD, NekDouble > &coords_2, Array< OneD, NekDouble > &coords_3)
Definition: TetExp.cpp:524
Vmath::Vadd
void Vadd(int n, const T *x, const int incx, const T *y, const int incy, T *z, const int incz)
Add vector z = x+y.
Definition: Vmath.cpp:285
Vmath::Vmul
void Vmul(int n, const T *x, const int incx, const T *y, const int incy, T *z, const int incz)
Multiply vector z = x*y.
Definition: Vmath.cpp:169
Nektar::LocalRegions::TetExp::v_DetShapeType
virtual LibUtilities::ShapeType v_DetShapeType() const
Return Shape of region, using ShapeType enum list.
Definition: TetExp.cpp:540
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