OilfieldToolsNet/opm-core
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add a bit of summary to functions and data structure.

Browse Source
This commit is contained in:
Bård Skaflestad 2010-09-19 17:18:53 +00:00
parent 8879c1fd7c
commit ebee9a2710
1 changed files with 39 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

48
ifsh.c
View File

@ -20,23 +20,25 @@ struct ifsh_impl {
double *gpress; /* Effective gravity pressure */
double *cflux; /* Cell (half-contact) fluxes */
int *pgconn;
int *gconn;
int *pgconn; /* Start pointers, grid connections */
int *gconn; /* Grid connections */
int *cwpos;
int *cwells;
int *cwpos; /* Start pointers, c->w mapping */
int *cwells; /* c->w mapping */
struct hybsys *sys;
struct hybsys *sys; /* Hybrid cell contribs */
double *work;
int *iwork;
double *work; /* Scratch array, floating point */
int *iwork; /* Scratch array, integers */
/* Linear storage goes here... */
int *idata;
double *ddata;
int *idata; /* Actual storage array, integers */
double *ddata; /* Actual storage array, floating point */
};
/* ---------------------------------------------------------------------- */
/* Determine nnz (=sum(diff(facePos)^2)) and max(diff(facePos) for grid */
/* ---------------------------------------------------------------------- */
static void
count_grid_connections(grid_t *G, int *max_ngconn, size_t *sum_ngconn2)
@ -56,6 +58,11 @@ count_grid_connections(grid_t *G, int *max_ngconn, size_t *sum_ngconn2)
}
/* ---------------------------------------------------------------------- */
/* Allocate and define supporting structures for assembling the global
* system of linear equations to couple the grid (reservoir)
* connections represented by 'G' and, if present (i.e., non-NULL),
* the well connections represented by 'W'. */
/* ---------------------------------------------------------------------- */
struct ifsh_data *
ifsh_construct(grid_t *G, well_t *W)
@ -146,6 +153,9 @@ ifsh_construct(grid_t *G, well_t *W)
}
/* ---------------------------------------------------------------------- */
/* Release dynamic memory resources associated to internal data of a
* particular (incompressible) flow solver instance. */
/* ---------------------------------------------------------------------- */
static void
ifsh_destroy_impl(struct ifsh_impl *pimpl)
@ -161,6 +171,7 @@ ifsh_destroy_impl(struct ifsh_impl *pimpl)
}
/* ---------------------------------------------------------------------- */
/* Release memory resources for ifsh data-handle 'h' */
/* ---------------------------------------------------------------------- */
void
@ -176,6 +187,11 @@ ifsh_destroy(struct ifsh_data *h)
}
/* ---------------------------------------------------------------------- */
/* Eliminate 'npp' prescribed (Dirichlet) conditions (locdof,dofval)
* from global system of linear equations. Move known values to RHS
* whilst zeroing coefficient matrix contributions. Local system of
* dimension 'n'. */
/* ---------------------------------------------------------------------- */
static void
ifsh_explicit_elimination(int n, int npp,
@ -201,6 +217,8 @@ ifsh_explicit_elimination(int n, int npp,
}
/* ---------------------------------------------------------------------- */
/* Impose boundary conditions on local contribution to global system. */
/* ---------------------------------------------------------------------- */
static int
ifsh_impose_bc(int nconn, int *conn, flowbc_t *bc,
@ -235,6 +253,14 @@ ifsh_impose_bc(int nconn, int *conn, flowbc_t *bc,
}
/* ---------------------------------------------------------------------- */
/* Assemble global system of linear equations
*
* ifsh->A * ifhs->x = ifhs->b
*
* from local inner product matrices Binv, gravity pressure gpress,
* boundary conditions bc, source terms src and fluid properties
* totmob and omega. */
/* ---------------------------------------------------------------------- */
void
ifsh_assemble(flowbc_t *bc,
@ -302,6 +328,10 @@ ifsh_assemble(flowbc_t *bc,
}
/* ---------------------------------------------------------------------- */
/* Compute cell pressures (cpress) and interface fluxes (fflux) from
* current solution of system of linear equations, h->x. Back
* substitution process, projected half-contact fluxes. */
/* ---------------------------------------------------------------------- */
void
ifsh_press_flux(grid_t *G, struct ifsh_data *h, double *src,