/[escript]/trunk/paso/src/SolverFCT.h
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Contents of /trunk/paso/src/SolverFCT.h

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Revision 1562 - (show annotations)
Wed May 21 13:04:40 2008 UTC (11 years, 6 months ago) by gross
File MIME type: text/plain
File size: 3087 byte(s)
The algebraic upwinding with MPI. The case of boundary constraint needs still some attention. 


1 /* $Id: $ */
2
3 /*******************************************************
4 *
5 * Copyright 2007 by University of Queensland
6 *
7 * http://esscc.uq.edu.au
8 * Primary Business: Queensland, Australia
9 * Licensed under the Open Software License version 3.0
10 * http://www.opensource.org/licenses/osl-3.0.php
11 *
12 *******************************************************/
13
14 #ifndef INC_SOLVERFCT
15 #define INC_SOLVERFCT
16
17 #include "SystemMatrix.h"
18
19 typedef struct Paso_FCTransportProblem {
20
21 double theta;
22 double dt_max;
23 bool_t valid_matrices;
24
25 Paso_SystemMatrix * transport_matrix;
26 Paso_SystemMatrix * mass_matrix;
27
28 double* u;
29 Paso_Coupler* u_coupler;
30 double u_min;
31
32 index_t *main_iptr;
33 Paso_SystemMatrix * iteration_matrix;
34 double* main_diagonal_low_order_transport_matrix;
35 double* lumped_mass_matrix;
36
37 Paso_MPIInfo *mpi_info;
38 dim_t reference_counter;
39
40 } Paso_FCTransportProblem;
41
42 Paso_FCTransportProblem* Paso_FCTransportProblem_getReference(Paso_FCTransportProblem* in);
43 Paso_FCTransportProblem* Paso_FCTransportProblem_alloc(double theta, Paso_SystemMatrixPattern *pattern, int block_size);
44 dim_t Paso_FCTransportProblem_getBlockSize(const Paso_FCTransportProblem* in);
45 double Paso_FCTransportProblem_getSafeTimeStepSize(Paso_FCTransportProblem* in);
46 void Paso_FCTransportProblem_setLowOrderOperator(Paso_FCTransportProblem * fc);
47 Paso_SystemMatrix* Paso_FCTransportProblem_borrowTransportMatrix(Paso_FCTransportProblem* in);
48 Paso_SystemMatrix* Paso_FCTransportProblem_borrowMassMatrix(Paso_FCTransportProblem* in);
49 double* Paso_FCTransportProblem_borrowLumpedMassMatrix(Paso_FCTransportProblem* in);
50 dim_t Paso_FCTransportProblem_getTotalNumRows(Paso_FCTransportProblem* in);
51 void Paso_FCTransportProblem_free(Paso_FCTransportProblem* in);
52 void Paso_FCTransportProblem_reset(Paso_FCTransportProblem* in);
53 void Paso_SolverFCT_solve(Paso_FCTransportProblem* fctp, double* u, double dt, double* source, Paso_Options* options);
54 void Paso_FCTransportProblem_checkinSolution(Paso_FCTransportProblem* in, double* u);
55 void Paso_FCTransportProblem_applyPreAntiDiffusionCorrection(Paso_SystemMatrix *f,const Paso_Coupler* u_coupler);
56 void Paso_SolverFCT_setQs(const Paso_Coupler* u_coupler,double* QN, double* QP, const Paso_SystemMatrix *L);
57 void Paso_FCTransportProblem_setAntiDiffusionFlux(const double dt, const Paso_FCTransportProblem * fc, Paso_SystemMatrix *flux_matrix, const Paso_Coupler* u_coupler);
58 void Paso_FCTransportProblem_setRs(const Paso_SystemMatrix *f,const double* lumped_mass_matrix,const Paso_Coupler* QN,const Paso_Coupler* QP,double* RN,double* RP);
59 void Paso_FCTransportProblem_addCorrectedFluxes(double* f,const Paso_SystemMatrix *flux_matrix,const Paso_Coupler* RN,const Paso_Coupler* RP);
60
61 void Paso_SolverFCT_setMuPaLuPbQ(double* out, const double* M, const Paso_Coupler* u_coupler, const double a, const Paso_SystemMatrix *L, const double b, const double* Q);
62 Paso_Connector* Paso_FCTransportProblem_borrowConnector(const Paso_FCTransportProblem* in);
63
64
65 #endif /* #ifndef INC_SOLVERFCT */

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