#include <projectionMethod.h>
Public Member Functions | |
| projectionMethod () | |
| void | solve (int nPatch, real t, real dt, real Re, int cellNumberPerPatch, int **StartIndex, int **pointNumberMeshU, int **pointNumberMeshV, int **pointNumberMeshW, int **pointNumberMeshP, int dim, real ***xU, real ***xV, real ***xW, real ***xP, real *h, real ****u, real ****uIter, int ****uCagePoint, real ****v, real ****vIter, int ****vCagePoint, real ****w, real ****wIter, int ****wCagePoint, real ****p, real ****uAux, real ****vAux, real ****wAux, real ****fp, real ****exactP, int ****pUnknowns, int ****pCagePoint, PetscLinearSolver &pSolver, int &zeroInitialGuess) |
| the projection method solver | |
| ~projectionMethod () | |
This class is the acutal projection method Solver. It call uStar to calculate the predicted u*, call divUStar to calculate the divergence of u*, calls pressure to calculate pressure, and calls ghostPoint to do interpolation for the velocity. It call call the cage to set inner boundary conditions associated with spheres.
| projectionMethod::projectionMethod | ( | ) |
constructor
| projectionMethod::~projectionMethod | ( | ) |
destructor
| void projectionMethod::solve | ( | int | nPatch, | |
| real | t, | |||
| real | dt, | |||
| real | Re, | |||
| int | cellNumberPerPatch, | |||
| int ** | StartIndex, | |||
| int ** | pointNumberMeshU, | |||
| int ** | pointNumberMeshV, | |||
| int ** | pointNumberMeshW, | |||
| int ** | pointNumberMeshP, | |||
| int | dim, | |||
| real *** | xU, | |||
| real *** | xV, | |||
| real *** | xW, | |||
| real *** | xP, | |||
| real * | h, | |||
| real **** | u, | |||
| real **** | uIter, | |||
| int **** | uCagePoint, | |||
| real **** | v, | |||
| real **** | vIter, | |||
| int **** | vCagePoint, | |||
| real **** | w, | |||
| real **** | wIter, | |||
| int **** | wCagePoint, | |||
| real **** | p, | |||
| real **** | uAux, | |||
| real **** | vAux, | |||
| real **** | wAux, | |||
| real **** | fp, | |||
| real **** | exactP, | |||
| int **** | pUnknowns, | |||
| int **** | pCagePoint, | |||
| PetscLinearSolver & | pSolver, | |||
| int & | zeroInitialGuess | |||
| ) |
the projection method solver
This class is the acutal projection method Solver. It call uStar to calculate the predicted u*, call divUStar to calculate the divergence of u*, calls pressure to calculate pressure, and calls ghostPoint to do interpolation for the velocity. It call call the cage to set inner boundary conditions associated with spheres.
| nPatch | number of patches |
| t | time |
| dt | time increment |
| Re | Reynolds number |
| cellNumberPerPatch | cell numbers per patch surrounding the sphere |
| StartIndex | used to put the refined mesh |
| pointNumberMeshU | mesh points for u |
| pointNumberMeshV | mesh points for v |
| pointNumberMeshW | mesh points for w |
| pointNumberMeshP | mesh points for p |
| dim | dimension |
| xU | coordinates of u |
| xV | coordinates of v |
| xW | coordinates of w |
| xP | coordinates of p |
| h | space step |
| u | velocity u |
| uIter | velocity u in the iteration |
| uCagePoint | cage points for u |
| v | velocity v |
| vIter | velocity v in the iteration |
| vCagePoint | cage points for v |
| w | velocity w |
| wIter | velocity w in the iteration |
| wCagePoint | cage points for w |
| p | pressure |
| uAux | predicted u |
| vAux | predicted u |
| wAux | predicted u |
| fp | extra force |
| exactP | exact pressure |
| pUnknowns | mesh points for p |
| pCagePoint | cage points for p |
| pSolver | PETSC linear solver |
| zeroInitialGuess | if use zero as the initial guess for pressure |
1.5.6