#if !defined(__TFS_H) #define __TFS_H /**********************************const.h************************************* Author: Henry M. Tufo III e-mail: hmt@cs.brown.edu snail-mail: Division of Applied Mathematics Brown University Providence, RI 02912 Last Modification: 6.21.97 ***********************************const.h************************************/ /**********************************const.h************************************* File Description: ----------------- ***********************************const.h************************************/ #include #include #if defined(PETSC_HAVE_STDLIB_H) #include #endif #define X 0 #define Y 1 #define Z 2 #define XY 3 #define XZ 4 #define YZ 5 #define THRESH 0.2 #define N_HALF 4096 #define PRIV_BUF_SZ 45 /*4096 8192 32768 65536 1048576 */ #define MAX_MSG_BUF 32768 #define FULL 2 #define PARTIAL 1 #define NONE 0 #define BYTE 8 #define BIT_0 0x1 #define BIT_1 0x2 #define BIT_2 0x4 #define BIT_3 0x8 #define BIT_4 0x10 #define BIT_5 0x20 #define BIT_6 0x40 #define BIT_7 0x80 #define TOP_BIT PETSC_MIN_INT #define C 0 #define MAX_VEC 1674 #define FORMAT 30 #define MAX_COL_LEN 100 #define MAX_LINE FORMAT*MAX_COL_LEN #define DELIM " \n \t" #define LINE 12 #define C_LINE 80 #define UT 5 /* dump upper 1/2 */ #define LT 6 /* dump lower 1/2 */ #define SYMM 8 /* we assume symm and dump upper 1/2 */ #define NON_SYMM 9 #define ROW 10 #define COL 11 #define EPS 1.0e-14 #define EPS2 1.0e-07 #define MPI 1 #define NX 2 #define LOG2(x) (PetscScalar)log((double)x)/log(2) #define SWAP(a,b) temp=(a); (a)=(b); (b)=temp; #define P_SWAP(a,b) ptr =(a); (a)=(b); (b)=ptr; #define MAX_FABS(x,y) (PetscAbsScalar(x)>PetscAbsScalar(y)) ? ((PetscScalar)x) : ((PetscScalar)y) #define MIN_FABS(x,y) (PetscAbsScalar(x)=n) o local2global holds global number of column i (i=0,...,m-1) o local2global holds global number of row i (i=0,...,n-1) o mylocmatvec performs E_loc . x_loc where x_loc is an vector of length m in 1-1 correspondence with local2global (note that gs package takes care of communication). (note do not zero out upper m-n entries!) o mylocmatvec(void *grid_data, double *in, double *out) ML beliefs/usage: move this to to ML_XXT_factor routine o my_ml holds address of ML struct associated w/E_loc, grid_data, grid_tag o grid_tag, grid_data, my_ml used in ML_Set_CSolve(my_ml, grid_tag, grid_data, ML_Do_CoarseDirect); o grid_data used in A_matvec(grid_data,v,u); Usage: **************************************xxt.h***********************************/ extern PetscInt XXT_factor(xxt_ADT xxt_handle, /* prev. allocated xxt handle */ PetscInt *local2global, /* global column mapping */ PetscInt n, /* local num rows */ PetscInt m, /* local num cols */ PetscErrorCode (*matvec)(void*,PetscScalar*,PetscScalar*), /* b_loc=A_local.x_loc */ void *grid_data); /* grid data for matvec */ /*************************************xxt.h************************************ Function: XXT_solve Input : ADT ptr, b (rhs) Output: x (soln) Return: Description: This function performs x = E^-1.b Usage: XXT_solve(xxt_handle, double *x, double *b) XXT_solve(xxt_handle, double *x, NULL) assumes x has been initialized to be b **************************************xxt.h***********************************/ extern PetscInt XXT_solve(xxt_ADT xxt_handle, PetscScalar *x, PetscScalar *b); /*************************************xxt.h************************************ Function: XXT_stats Input : handle **************************************xxt.h***********************************/ extern PetscInt XXT_stats(xxt_ADT xxt_handle); /*************************************xxt.h************************************ Function: XXT_sp_1() Input : pointer to ADT Output: Return: Description: sets xxt parameter 1 in xxt_handle Usage: implement later void XXT_sp_1(xxt_handle,parameter 1 value) **************************************xxt.h***********************************/ /*************************************xyt.h************************************ Module Name: xyt Module Info: need xyt.{c,h} gs.{c,h} comm.{c,h} ivec.{c,h} error.{c,h} author: Henry M. Tufo III e-mail: hmt@asci.uchicago.edu contact: +--------------------------------+--------------------------------+ |MCS Division - Building 221 |Department of Computer Science | |Argonne National Laboratory |Ryerson 152 | |9700 S. Cass Avenue |The University of Chicago | |Argonne, IL 60439 |Chicago, IL 60637 | |(630) 252-5354/5986 ph/fx |(773) 702-6019/8487 ph/fx | +--------------------------------+--------------------------------+ Last Modification: 3.20.01 **************************************xyt.h***********************************/ typedef struct xyt_CDT *xyt_ADT; /*************************************xyt.h************************************ Function: XYT_new() Return: ADT ptr or NULL upon failure. Description: This function allocates and returns an xyt handle Usage: xyt_handle = xyt_new(); **************************************xyt.h***********************************/ extern xyt_ADT XYT_new(void); /*************************************xyt.h************************************ Function: XYT_free() Input : pointer to ADT. Description: This function frees the storage associated with an xyt handle Usage: XYT_free(xyt_handle); **************************************xyt.h***********************************/ extern PetscInt XYT_free(xyt_ADT xyt_handle); /*************************************xyt.h************************************ Function: XYT_factor Input : ADT ptr, and pointer to object Output: Return: 0 on failure, 1 on success Description: This function sets the xyt solver xyt assumptions: given n rows of global coarse matrix (E_loc) where o global dofs N = sum_p(n), p=0,P-1 (i.e. row dist. with no dof replication) (5.21.00 will handle dif replication case) o m is the number of columns in E_loc (m>=n) o local2global holds global number of column i (i=0,...,m-1) o local2global holds global number of row i (i=0,...,n-1) o mylocmatvec performs E_loc . x_loc where x_loc is an vector of length m in 1-1 correspondence with local2global (note that gs package takes care of communication). (note do not zero out upper m-n entries!) o mylocmatvec(void *grid_data, double *in, double *out) ML beliefs/usage: move this to to ML_XYT_factor routine o my_ml holds address of ML struct associated w/E_loc, grid_data, grid_tag o grid_tag, grid_data, my_ml used in ML_Set_CSolve(my_ml, grid_tag, grid_data, ML_Do_CoarseDirect); o grid_data used in A_matvec(grid_data,v,u); Usage: **************************************xyt.h***********************************/ extern PetscInt XYT_factor(xyt_ADT xyt_handle, /* prev. allocated xyt handle */ PetscInt *local2global, /* global column mapping */ PetscInt n, /* local num rows */ PetscInt m, /* local num cols */ PetscErrorCode (*matvec)(void*,PetscScalar*,PetscScalar*), /* b_loc=A_local.x_loc */ void *grid_data); /* grid data for matvec */ /*************************************xyt.h************************************ Function: XYT_solve Input : ADT ptr, b (rhs) Output: x (soln) Return: Description: This function performs x = E^-1.b Usage: XYT_solve(xyt_handle, double *x, double *b) **************************************xyt.h***********************************/ extern PetscInt XYT_solve(xyt_ADT xyt_handle, PetscScalar *x, PetscScalar *b); /*************************************xyt.h************************************ Function: XYT_stats Input : handle **************************************xyt.h***********************************/ extern PetscInt XYT_stats(xyt_ADT xyt_handle); /********************************bit_mask.h************************************ Author: Henry M. Tufo III e-mail: hmt@cs.brown.edu snail-mail: Division of Applied Mathematics Brown University Providence, RI 02912 Last Modification: 11.21.97 *********************************bit_mask.h***********************************/ extern PetscInt PCTFS_div_ceil(PetscInt numin, PetscInt denom); extern PetscErrorCode PCTFS_set_bit_mask(PetscInt *bm, PetscInt len, PetscInt val); extern PetscInt PCTFS_len_bit_mask(PetscInt num_items); extern PetscInt PCTFS_ct_bits(char *ptr, PetscInt n); extern PetscErrorCode PCTFS_bm_to_proc(char *ptr, PetscInt p_mask, PetscInt *msg_list); extern PetscInt PCTFS_len_buf(PetscInt item_size, PetscInt num_items); #endif