int KINSptfqmr(void *kinmem, int maxl)
{
KINMem kin_mem;
KINSpilsMem kinspils_mem;
SptfqmrMem sptfqmr_mem;
int maxl1;
if (kinmem == NULL){
KINProcessError(NULL, KINSPILS_MEM_NULL, "KINSPILS", "KINSptfqmr", MSGS_KINMEM_NULL);
return(KINSPILS_MEM_NULL);
}
kin_mem = (KINMem) kinmem;
/* check for required vector operations */
/* Note: do NOT need to check for N_VLinearSum, N_VProd, N_VScale, N_VDiv,
or N_VWL2Norm because they are required by KINSOL */
if ((vec_tmpl->ops->nvconst == NULL) ||
(vec_tmpl->ops->nvdotprod == NULL) ||
(vec_tmpl->ops->nvl1norm == NULL)) {
KINProcessError(NULL, KINSPILS_ILL_INPUT, "KINSPILS", "KINSptfqmr", MSGS_BAD_NVECTOR);
return(KINSPILS_ILL_INPUT);
}
if (lfree != NULL) lfree(kin_mem);
/* set four main function fields in kin_mem */
linit = KINSptfqmrInit;
lsetup = KINSptfqmrSetup;
lsolve = KINSptfqmrSolve;
lfree = KINSptfqmrFree;
/* get memory for KINSpilsMemRec */
kinspils_mem = NULL;
kinspils_mem = (KINSpilsMem) malloc(sizeof(struct KINSpilsMemRec));
if (kinspils_mem == NULL){
KINProcessError(NULL, KINSPILS_MEM_FAIL, "KINSPILS", "KINSptfqmr", MSGS_MEM_FAIL);
return(KINSPILS_MEM_FAIL);
}
/* Set ILS type */
kinspils_mem->s_type = SPILS_SPTFQMR;
/* set SPTFQMR parameters that were passed in call sequence */
maxl1 = (maxl <= 0) ? KINSPILS_MAXL : maxl;
kinspils_mem->s_maxl = maxl1;
/* Set defaults for Jacobian-related fileds */
jtimesDQ = TRUE;
jtimes = NULL;
J_data = NULL;
/* Set defaults for preconditioner-related fields */
kinspils_mem->s_pset = NULL;
kinspils_mem->s_psolve = NULL;
kinspils_mem->s_pfree = NULL;
kinspils_mem->s_P_data = kin_mem->kin_user_data;
/* Set default values for the rest of the SPTFQMR parameters */
kinspils_mem->s_pretype = PREC_NONE;
kinspils_mem->s_last_flag = KINSPILS_SUCCESS;
/* Call SptfqmrMalloc to allocate workspace for SPTFQMR */
/* vec_tmpl passed as template vector */
sptfqmr_mem = NULL;
sptfqmr_mem = SptfqmrMalloc(maxl1, vec_tmpl);
if (sptfqmr_mem == NULL) {
KINProcessError(NULL, KINSPILS_MEM_FAIL, "KINSPILS", "KINSptfqmr", MSGS_MEM_FAIL);
free(kinspils_mem); kinspils_mem = NULL;
return(KINSPILS_MEM_FAIL);
}
/* this is an iterative linear solver */
inexact_ls = TRUE;
/* Attach SPTFQMR memory to spils memory structure */
spils_mem = (void *) sptfqmr_mem;
/* attach linear solver memory to KINSOL memory */
lmem = kinspils_mem;
return(KINSPILS_SUCCESS);
}
int CVSptfqmr(void *cvode_mem, int pretype, int maxl)
{
CVodeMem cv_mem;
CVSpilsMem cvspils_mem;
SptfqmrMem sptfqmr_mem;
int mxl;
/* Return immediately if cvode_mem is NULL */
if (cvode_mem == NULL) {
CVProcessError(NULL, CVSPILS_MEM_NULL, "CVSPTFQMR", "CVSptfqmr", MSGS_CVMEM_NULL);
return(CVSPILS_MEM_NULL);
}
cv_mem = (CVodeMem) cvode_mem;
/* Check if N_VDotProd is present */
if (vec_tmpl->ops->nvdotprod == NULL) {
CVProcessError(cv_mem, CVSPILS_ILL_INPUT, "CVSPTFQMR", "CVSptfqmr", MSGS_BAD_NVECTOR);
return(CVSPILS_ILL_INPUT);
}
if (lfree != NULL) lfree(cv_mem);
/* Set four main function fields in cv_mem */
linit = CVSptfqmrInit;
lsetup = CVSptfqmrSetup;
lsolve = CVSptfqmrSolve;
lfree = CVSptfqmrFree;
/* Get memory for CVSpilsMemRec */
cvspils_mem = NULL;
cvspils_mem = (CVSpilsMem) malloc(sizeof(struct CVSpilsMemRec));
if (cvspils_mem == NULL) {
CVProcessError(cv_mem, CVSPILS_MEM_FAIL, "CVSPTFQMR", "CVSptfqmr", MSGS_MEM_FAIL);
return(CVSPILS_MEM_FAIL);
}
/* Set ILS type */
cvspils_mem->s_type = SPILS_SPTFQMR;
/* Set Sptfqmr parameters that have been passed in call sequence */
cvspils_mem->s_pretype = pretype;
mxl = cvspils_mem->s_maxl = (maxl <= 0) ? CVSPILS_MAXL : maxl;
/* Set defaults for Jacobian-related fileds */
jtimesDQ = TRUE;
jtimes = NULL;
j_data = NULL;
/* Set defaults for preconditioner-related fields */
cvspils_mem->s_pset = NULL;
cvspils_mem->s_psolve = NULL;
cvspils_mem->s_pfree = NULL;
cvspils_mem->s_P_data = cv_mem->cv_user_data;
/* Set default values for the rest of the Sptfqmr parameters */
cvspils_mem->s_eplifac = CVSPILS_EPLIN;
cvspils_mem->s_last_flag = CVSPILS_SUCCESS;
setupNonNull = FALSE;
/* Check for legal pretype */
if ((pretype != PREC_NONE) && (pretype != PREC_LEFT) &&
(pretype != PREC_RIGHT) && (pretype != PREC_BOTH)) {
CVProcessError(cv_mem, CVSPILS_ILL_INPUT, "CVSPTFQMR", "CVSptfqmr", MSGS_BAD_PRETYPE);
free(cvspils_mem); cvspils_mem = NULL;
return(CVSPILS_ILL_INPUT);
}
/* Allocate memory for ytemp and x */
ytemp = N_VClone(vec_tmpl);
if (ytemp == NULL) {
CVProcessError(cv_mem, CVSPILS_MEM_FAIL, "CVSPTFQMR", "CVSptfqmr", MSGS_MEM_FAIL);
free(cvspils_mem); cvspils_mem = NULL;
return(CVSPILS_MEM_FAIL);
}
x = N_VClone(vec_tmpl);
if (x == NULL) {
CVProcessError(cv_mem, CVSPILS_MEM_FAIL, "CVSPTFQMR", "CVSptfqmr", MSGS_MEM_FAIL);
N_VDestroy(ytemp);
free(cvspils_mem); cvspils_mem = NULL;
return(CVSPILS_MEM_FAIL);
}
/* Compute sqrtN from a dot product */
N_VConst(ONE, ytemp);
sqrtN = RSqrt(N_VDotProd(ytemp, ytemp));
/* Call SptfqmrMalloc to allocate workspace for Sptfqmr */
sptfqmr_mem = NULL;
sptfqmr_mem = SptfqmrMalloc(mxl, vec_tmpl);
if (sptfqmr_mem == NULL) {
CVProcessError(cv_mem, CVSPILS_MEM_FAIL, "CVSPTFQMR", "CVSptfqmr", MSGS_MEM_FAIL);
N_VDestroy(ytemp);
N_VDestroy(x);
free(cvspils_mem); cvspils_mem = NULL;
return(CVSPILS_MEM_FAIL);
}
/* Attach SPTFQMR memory to spils memory structure */
spils_mem = (void *) sptfqmr_mem;
/* Attach linear solver memory to integrator memory */
lmem = cvspils_mem;
return(CVSPILS_SUCCESS);
}
int CPSptfqmr(void *cpode_mem, int pretype, int maxl)
{
CPodeMem cp_mem;
CPSpilsMem cpspils_mem;
SptfqmrMem sptfqmr_mem;
int mxl;
/* Return immediately if cpode_mem is NULL */
if (cpode_mem == NULL) {
cpProcessError(NULL, CPSPILS_MEM_NULL, "CPSPTFQMR", "CPSptfqmr", MSGS_CPMEM_NULL);
return(CPSPILS_MEM_NULL);
}
cp_mem = (CPodeMem) cpode_mem;
/* Check if N_VDotProd is present */
if (vec_tmpl->ops->nvdotprod == NULL) {
cpProcessError(cp_mem, CPSPILS_ILL_INPUT, "CPSPTFQMR", "CPSptfqmr", MSGS_BAD_NVECTOR);
return(CPSPILS_ILL_INPUT);
}
if (lfree != NULL) lfree(cp_mem);
/* Set four main function fields in cp_mem */
linit = cpSptfqmrInit;
lsetup = cpSptfqmrSetup;
lsolve = cpSptfqmrSolve;
lfree = cpSptfqmrFree;
/* Get memory for CPSpilsMemRec */
cpspils_mem = NULL;
cpspils_mem = (CPSpilsMem) malloc(sizeof(CPSpilsMemRec));
if (cpspils_mem == NULL) {
cpProcessError(cp_mem, CPSPILS_MEM_FAIL, "CPSPTFQMR", "CPSptfqmr", MSGS_MEM_FAIL);
return(CPSPILS_MEM_FAIL);
}
/* Set ILS type */
cpspils_mem->s_type = SPILS_SPTFQMR;
/* Set Sptfqmr parameters that have been passed in call sequence */
cpspils_mem->s_pretype = pretype;
mxl = cpspils_mem->s_maxl = (maxl <= 0) ? CPSPILS_MAXL : maxl;
/* Set default values for the rest of the Sptfqmr parameters */
cpspils_mem->s_delt = CPSPILS_DELT;
cpspils_mem->s_psetE = NULL;
cpspils_mem->s_psetI = NULL;
cpspils_mem->s_pslvE = NULL;
cpspils_mem->s_pslvI = NULL;
cpspils_mem->s_jtvE = NULL;
cpspils_mem->s_jtvI = NULL;
cpspils_mem->s_P_data = NULL;
cpspils_mem->s_j_data = NULL;
cpspils_mem->s_last_flag = CPSPILS_SUCCESS;
lsetup_exists = FALSE;
/* Check for legal pretype */
if ((pretype != PREC_NONE) && (pretype != PREC_LEFT) &&
(pretype != PREC_RIGHT) && (pretype != PREC_BOTH)) {
cpProcessError(cp_mem, CPSPILS_ILL_INPUT, "CPSPTFQMR", "CPSptfqmr", MSGS_BAD_PRETYPE);
free(cpspils_mem);
return(CPSPILS_ILL_INPUT);
}
/* Alocate memory */
sptfqmr_mem = NULL;
ytemp = NULL;
yptemp = NULL;
x = NULL;
/* Call SptfqmrMalloc to allocate workspace for Sptfqmr */
sptfqmr_mem = SptfqmrMalloc(mxl, vec_tmpl);
if (sptfqmr_mem == NULL) {
cpProcessError(cp_mem, CPSPILS_MEM_FAIL, "CPSPTFQMR", "CPSptfqmr", MSGS_MEM_FAIL);
free(cpspils_mem);
return(CPSPILS_MEM_FAIL);
}
/* Allocate memory for x, ytemp and (if needed) yptemp */
x = N_VClone(vec_tmpl);
if (x == NULL) {
cpProcessError(cp_mem, CPSPILS_MEM_FAIL, "CPSPTFQMR", "CPSptfqmr", MSGS_MEM_FAIL);
SptfqmrFree(sptfqmr_mem);
free(cpspils_mem);
return(CPSPILS_MEM_FAIL);
}
ytemp = N_VClone(vec_tmpl);
if (ytemp == NULL) {
cpProcessError(cp_mem, CPSPILS_MEM_FAIL, "CPSPTFQMR", "CPSptfqmr", MSGS_MEM_FAIL);
SptfqmrFree(sptfqmr_mem);
N_VDestroy(x);
free(cpspils_mem);
return(CPSPILS_MEM_FAIL);
}
if (ode_type == CP_IMPL) {
yptemp = N_VClone(vec_tmpl);
if (yptemp == NULL) {
cpProcessError(cp_mem, CPSPILS_MEM_FAIL, "CPSPTFQMR", "CPSptfqmr", MSGS_MEM_FAIL);
SptfqmrFree(sptfqmr_mem);
N_VDestroy(x);
N_VDestroy(ytemp);
free(cpspils_mem);
return(CPSPILS_MEM_FAIL);
}
}
/* Compute sqrtN from a dot product */
N_VConst(ONE, ytemp);
sqrtN = RSqrt(N_VDotProd(ytemp, ytemp));
/* Attach SPTFQMR memory to spils memory structure */
spils_mem = (void *) sptfqmr_mem;
/* Attach linear solver memory to integrator memory */
lmem = cpspils_mem;
return(CPSPILS_SUCCESS);
}
int IDASptfqmr(void *ida_mem, int maxl)
{
IDAMem IDA_mem;
IDASpilsMem idaspils_mem;
SptfqmrMem sptfqmr_mem;
int flag, maxl1;
/* Return immediately if ida_mem is NULL */
if (ida_mem == NULL) {
IDAProcessError(NULL, IDASPILS_MEM_NULL, "IDASPTFQMR", "IDASptfqmr", MSGS_IDAMEM_NULL);
return(IDASPILS_MEM_NULL);
}
IDA_mem = (IDAMem) ida_mem;
/* Check if N_VDotProd is present */
if (vec_tmpl->ops->nvdotprod == NULL) {
IDAProcessError(NULL, IDASPILS_ILL_INPUT, "IDASPTFQMR", "IDASptfqmr", MSGS_BAD_NVECTOR);
return(IDASPILS_ILL_INPUT);
}
if (lfree != NULL) flag = lfree((IDAMem) ida_mem);
/* Set five main function fields in ida_mem */
linit = IDASptfqmrInit;
lsetup = IDASptfqmrSetup;
lsolve = IDASptfqmrSolve;
lperf = IDASptfqmrPerf;
lfree = IDASptfqmrFree;
/* Get memory for IDASpilsMemRec */
idaspils_mem = NULL;
idaspils_mem = (IDASpilsMem) malloc(sizeof(struct IDASpilsMemRec));
if (idaspils_mem == NULL) {
IDAProcessError(NULL, IDASPILS_MEM_FAIL, "IDASPTFQMR", "IDASptfqmr", MSGS_MEM_FAIL);
return(IDASPILS_MEM_FAIL);
}
/* Set ILS type */
idaspils_mem->s_type = SPILS_SPTFQMR;
/* Set SPTFQMR parameters that were passed in call sequence */
maxl1 = (maxl <= 0) ? IDA_SPILS_MAXL : maxl;
idaspils_mem->s_maxl = maxl1;
/* Set defaults for Jacobian-related fileds */
jtimesDQ = TRUE;
jtimes = NULL;
jdata = NULL;
/* Set defaults for preconditioner-related fields */
idaspils_mem->s_pset = NULL;
idaspils_mem->s_psolve = NULL;
idaspils_mem->s_pfree = NULL;
idaspils_mem->s_pdata = IDA_mem->ida_user_data;
/* Set default values for the rest of the Sptfqmr parameters */
idaspils_mem->s_eplifac = PT05;
idaspils_mem->s_dqincfac = ONE;
idaspils_mem->s_last_flag = IDASPILS_SUCCESS;
/* Set setupNonNull to FALSE */
setupNonNull = FALSE;
/* Allocate memory for ytemp, yptemp, and xx */
ytemp = N_VClone(vec_tmpl);
if (ytemp == NULL) {
IDAProcessError(NULL, IDASPILS_MEM_FAIL, "IDASPTFQMR", "IDASptfqmr", MSGS_MEM_FAIL);
free(idaspils_mem); idaspils_mem = NULL;
return(IDASPILS_MEM_FAIL);
}
yptemp = N_VClone(vec_tmpl);
if (yptemp == NULL) {
IDAProcessError(NULL, IDASPILS_MEM_FAIL, "IDASPTFQMR", "IDASptfqmr", MSGS_MEM_FAIL);
N_VDestroy(ytemp);
free(idaspils_mem); idaspils_mem = NULL;
return(IDASPILS_MEM_FAIL);
}
xx = N_VClone(vec_tmpl);
if (xx == NULL) {
IDAProcessError(NULL, IDASPILS_MEM_FAIL, "IDASPTFQMR", "IDASptfqmr", MSGS_MEM_FAIL);
N_VDestroy(ytemp);
N_VDestroy(yptemp);
free(idaspils_mem); idaspils_mem = NULL;
return(IDASPILS_MEM_FAIL);
}
/* Compute sqrtN from a dot product */
N_VConst(ONE, ytemp);
sqrtN = RSqrt(N_VDotProd(ytemp, ytemp));
/* Call SptfqmrMalloc to allocate workspace for Sptfqmr */
sptfqmr_mem = NULL;
sptfqmr_mem = SptfqmrMalloc(maxl1, vec_tmpl);
if (sptfqmr_mem == NULL) {
IDAProcessError(NULL, IDASPILS_MEM_FAIL, "IDASPTFQMR", "IDASptfqmr", MSGS_MEM_FAIL);
N_VDestroy(ytemp);
N_VDestroy(yptemp);
N_VDestroy(xx);
free(idaspils_mem); idaspils_mem = NULL;
return(IDASPILS_MEM_FAIL);
}
/* Attach SPTFQMR memory to spils memory structure */
spils_mem = (void *)sptfqmr_mem;
/* Attach linear solver memory to the integrator memory */
lmem = idaspils_mem;
return(IDASPILS_SUCCESS);
}
