14 int main(
int argc,
char *argv[])
21 fprintf(stderr,
"Usage: FldAddScalGrad meshfile infld outfld BoundaryID\n");
25 surfID = boost::lexical_cast<
int>(argv[argc - 1]);
27 argv[argc -1] = argv[argc - 2];
30 = LibUtilities::SessionReader::CreateInstance(argc, argv);
34 string meshfile(argv[argc-4]);
40 string fieldfile(argv[argc-3]);
41 vector<LibUtilities::FieldDefinitionsSharedPtr> fielddef;
42 vector<vector<NekDouble> > fielddata;
48 int expdim = graphShPt->GetMeshDimension();
58 ASSERTL0(
false,
"Expansion dimension not recognised");
63 ASSERTL0(
false,
"Expansion dimension not recognised");
71 vSession->GetVariable(0));
73 m_locToGlobalMap = originalfield->GetLocalToGlobalMap();
75 exp[0] = originalfield;
76 for (i=0; i<addfields; i++)
80 vSession->GetVariable(0));
85 ASSERTL0(
false,
"Expansion dimension not recognised");
92 for(j = 0; j < nfields+addfields; ++j)
94 for(
int i = 0; i < fielddata.size(); ++i)
96 exp[j]->ExtractDataToCoeffs(fielddef [i],
98 fielddef [i]->m_fields[0],
99 exp[j]->UpdateCoeffs());
102 exp[j]->BwdTrans(exp[j]->GetCoeffs(),exp[j]->UpdatePhys());
109 int n, cnt, elmtid, nq, offset, nt, boundary, nfq;
110 nt = exp[0]->GetNpoints();
124 exp[0]->GetBoundaryToElmtMap(BoundarytoElmtID,BoundarytoTraceID);
127 for (i = 0; i<addfields; i++)
129 BndExp[i] = exp[i]->GetBndCondExpansions();
133 for(cnt = n = 0; n < BndExp[0].num_elements(); ++n)
138 for(i = 0; i < BndExp[0][n]->GetExpSize(); ++i, cnt++)
141 elmtid = BoundarytoElmtID[cnt];
142 elmt = exp[0]->GetExp(elmtid);
143 nq = elmt->GetTotPoints();
144 offset = exp[0]->GetPhys_Offset(elmtid);
148 for(j = 0; j < expdim; ++j)
158 for (j = 0; j< addfields; j++)
160 values[j] = BndExp[j][n]->UpdateCoeffs() + BndExp[j][n]->GetCoeff_Offset(i);
170 boundary = BoundarytoTraceID[cnt];
173 U = exp[0]->GetPhys() + offset;
176 elmt->PhysDeriv(U,grad[0],grad[1],grad[2]);
180 for (j = 0; j< nq; j++)
182 cout <<
"element grad: " << grad[0][j] << endl;
186 for(j = 0; j < expdim; ++j)
193 for(j = 0; j < expdim; ++j)
195 elmt->GetFacePhysVals(boundary,bc,grad[j],fgrad[j]);
196 bc->FwdTrans(fgrad[j],values[j]);
201 for (j = 0; j< nfq; j++)
203 cout <<
"face grad: " << fgrad[0][j] << endl;
210 = elmt->GetFaceNormal(boundary);
217 normals[1],1,fgrad[1],1,gradnorm,1);
218 Vmath::Vvtvp (nfq,normals[2],1,fgrad[2],1,gradnorm,1,gradnorm,1);
223 normals[1][0],fgrad[1],1,gradnorm,1);
224 Vmath::Svtvp(nfq,normals[2][0],fgrad[2],1,gradnorm,1,gradnorm,1);
227 for(j = 0; j<expdim; j++)
229 bc->FwdTrans(normals[j],values[j+expdim]);
234 bc->FwdTrans(gradnorm,values[expdim*2]);
241 cnt += BndExp[0][n]->GetExpSize();
245 for(j = 0; j < addfields; ++j)
247 int ncoeffs = exp[0]->GetNcoeffs();
250 output=exp[j+1]->UpdateCoeffs();
252 int nGlobal=m_locToGlobalMap->GetNumGlobalCoeffs();
260 for(
int i = 0; i < BndExp[j].num_elements(); ++i)
265 for(
int k = 0; k < (BndExp[j][i])->GetNcoeffs(); ++k)
267 sign = m_locToGlobalMap->GetBndCondCoeffsToGlobalCoeffsSign(bndcnt);
268 outarray[map[bndcnt++]] = sign * coeffs[k];
273 bndcnt += BndExp[j][i]->GetNcoeffs();
276 m_locToGlobalMap->GlobalToLocal(outarray,output);
282 string out(argv[argc-2]);
283 std::vector<LibUtilities::FieldDefinitionsSharedPtr> FieldDef
284 = exp[0]->GetFieldDefinitions();
285 std::vector<std::vector<NekDouble> > FieldData(FieldDef.size());
287 vector<string > outname;
289 outname.push_back(
"du/dx");
290 outname.push_back(
"du/dy");
291 outname.push_back(
"du/dz");
292 outname.push_back(
"nx");
293 outname.push_back(
"ny");
294 outname.push_back(
"nz");
295 outname.push_back(
"gradient");
298 for(j = 0; j < nfields+addfields; ++j)
300 for(i = 0; i < FieldDef.size(); ++i)
304 FieldDef[i]->m_fields.push_back(outname[j-nfields]);
308 FieldDef[i]->m_fields.push_back(fielddef[i]->m_fields[j]);
310 exp[j]->AppendFieldData(FieldDef[i], FieldData[i]);
#define ASSERTL0(condition, msg)
#define sign(a, b)
return the sign(b)*a
General purpose memory allocation routines with the ability to allocate from thread specific memory p...
void Svtvp(int n, const T alpha, const T *x, const int incx, const T *y, const int incy, T *z, const int incz)
svtvp (scalar times vector plus vector): z = alpha*x + y
void Vvtvp(int n, const T *w, const int incw, const T *x, const int incx, const T *y, const int incy, T *z, const int incz)
vvtvp (vector times vector plus vector): z = w*x + y
boost::shared_ptr< SessionReader > SessionReaderSharedPtr
void Import(const std::string &infilename, std::vector< FieldDefinitionsSharedPtr > &fielddefs, std::vector< std::vector< NekDouble > > &fielddata, FieldMetaDataMap &fieldinfomap, const Array< OneD, int > ElementiDs)
Imports an FLD file.
int GetTotPoints() const
This function returns the total number of quadrature points used in the element.
boost::shared_ptr< StdExpansion2D > StdExpansion2DSharedPtr
void Smul(int n, const T alpha, const T *x, const int incx, T *y, const int incy)
Scalar multiply y = alpha*y.
int main(int argc, char *argv[])
boost::shared_ptr< GeomFactors > GeomFactorsSharedPtr
Pointer to a GeomFactors object.
void Vvtvvtp(int n, const T *v, int incv, const T *w, int incw, const T *x, int incx, const T *y, int incy, T *z, int incz)
vvtvvtp (vector times vector plus vector times vector):
void Svtsvtp(int n, const T alpha, const T *x, int incx, const T beta, const T *y, int incy, T *z, int incz)
vvtvvtp (scalar times vector plus scalar times vector):
void Write(const std::string &outFile, std::vector< FieldDefinitionsSharedPtr > &fielddefs, std::vector< std::vector< NekDouble > > &fielddata, const FieldMetaDataMap &fieldinfomap)
Write a field file in serial only.
boost::shared_ptr< ContField3D > ContField3DSharedPtr
boost::shared_ptr< AssemblyMapCG > AssemblyMapCGSharedPtr
boost::shared_ptr< StdExpansion > StdExpansionSharedPtr
boost::shared_ptr< MeshGraph > MeshGraphSharedPtr
Geometry is curved or has non-constant factors.