/*
-----------------------------------
map entries into the upper triangle
created -- 98jan28, cca
-----------------------------------
*/
void
InpMtx_mapToUpperTriangle (
InpMtx *inpmtx
) {
int col, ii, nent, row ;
int *ivec1, *ivec2 ;
/*
---------------
check the input
---------------
*/
if ( inpmtx == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_mapToUpperTriangle(%p)"
"\n bad input\n", inpmtx) ;
exit(-1) ;
}
if ( !( INPMTX_IS_BY_ROWS(inpmtx)
|| INPMTX_IS_BY_COLUMNS(inpmtx)
|| INPMTX_IS_BY_CHEVRONS(inpmtx) ) ) {
fprintf(stderr, "\n fatal error in InpMtx_mapToUpperTriangle(%p)"
"\n bad coordType = %d, must be 1, 2, or 3\n",
inpmtx, inpmtx->coordType) ;
exit(-1) ;
}
nent = inpmtx->nent ;
ivec1 = InpMtx_ivec1(inpmtx) ;
ivec2 = InpMtx_ivec2(inpmtx) ;
if ( INPMTX_IS_BY_ROWS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
if ( (row = ivec1[ii]) > (col = ivec2[ii]) ) {
ivec1[ii] = col ;
ivec2[ii] = row ;
}
}
} else if ( INPMTX_IS_BY_COLUMNS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
if ( (row = ivec2[ii]) > (col = ivec1[ii]) ) {
ivec1[ii] = row ;
ivec2[ii] = col ;
}
}
} else if ( INPMTX_IS_BY_CHEVRONS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
if ( ivec2[ii] < 0 ) {
ivec2[ii] = -ivec2[ii] ;
}
}
}
inpmtx->storageMode = INPMTX_RAW_DATA ;
return ; }
/*
-----------------------------------
map entries into the lower triangle
created -- 98jan28, cca
-----------------------------------
*/
void
InpMtx_mapToLowerTriangle (
InpMtx *inpmtx
) {
int col, ii, nent, row ;
int *ivec1, *ivec2 ;
/*
---------------
check the input
---------------
*/
if ( inpmtx == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_mapToLowerTriangle(%p)"
"\n bad input\n", inpmtx) ;
exit(-1) ;
}
if ( !( INPMTX_IS_BY_ROWS(inpmtx)
|| INPMTX_IS_BY_COLUMNS(inpmtx)
|| INPMTX_IS_BY_CHEVRONS(inpmtx) ) ) {
fprintf(stderr, "\n fatal error in InpMtx_mapToLowerTriangle(%p)"
"\n bad coordType\n", inpmtx) ;
exit(-1) ;
}
nent = inpmtx->nent ;
ivec1 = InpMtx_ivec1(inpmtx) ;
ivec2 = InpMtx_ivec2(inpmtx) ;
if ( INPMTX_IS_BY_ROWS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
if ( (row = ivec1[ii]) < (col = ivec2[ii]) ) {
ivec1[ii] = col ;
ivec2[ii] = row ;
}
}
} else if ( INPMTX_IS_BY_COLUMNS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
if ( (row = ivec2[ii]) < (col = ivec1[ii]) ) {
ivec1[ii] = row ;
ivec2[ii] = col ;
}
}
} else if ( INPMTX_IS_BY_CHEVRONS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
if ( ivec2[ii] > 0 ) {
ivec2[ii] = -ivec2[ii] ;
}
}
}
return ; }
/*
--------------------------------------------------------------------
purpose --
this method is used to determine the support of this matrix
for a matrix-vector multiply y[] = A * x[] when A is a
Hermitian matrix.
supIV -- filled with row indices of y[] which will be updated
and row indices of x[] which will be used.
created -- 98aug01, cca
--------------------------------------------------------------------
*/
void
InpMtx_supportHerm (
InpMtx *A,
IV *supIV
) {
/*
---------------
check the input
---------------
*/
if ( A == NULL || supIV == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_supportHerm(%p,%p)"
"\n bad input\n", A, supIV) ;
exit(-1) ;
}
if ( !INPMTX_IS_BY_ROWS(A)
&& !INPMTX_IS_BY_COLUMNS(A)
&& !INPMTX_IS_BY_CHEVRONS(A) ) {
fprintf(stderr, "\n fatal error in InpMtx_supportHerm(%p,%p)"
"\n coordinate type\n", A, supIV) ;
exit(-1) ;
}
InpMtx_supportSym(A, supIV) ;
return ; }
/*
--------------------------------------------------------------------
purpose --
this method is used to determine the support of this matrix
for a matrix-vector multiply y[] = A * x[] when A is a
nonsymmetric matrix.
rowsupIV -- filled with row indices of y[] which will be updated.
colsupIV -- filled with row indices of x[] which will be used.
created -- 98aug01, cca
--------------------------------------------------------------------
*/
void
InpMtx_supportNonsymH (
InpMtx *A,
IV *rowsupIV,
IV *colsupIV
) {
/*
---------------
check the input
---------------
*/
if ( A == NULL || rowsupIV == NULL || colsupIV == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_supportNonsymH(%p,%p,%p)"
"\n bad input\n", A, rowsupIV, colsupIV) ;
exit(-1) ;
}
if ( !INPMTX_IS_BY_ROWS(A)
&& !INPMTX_IS_BY_COLUMNS(A)
&& !INPMTX_IS_BY_CHEVRONS(A) ) {
fprintf(stderr, "\n fatal error in InpMtx_supportNonsymH(%p,%p,%p)"
"\n coordinate type\n", A, rowsupIV, colsupIV) ;
exit(-1) ;
}
InpMtx_supportNonsymT(A, rowsupIV, colsupIV) ;
return ; }
/*
-----------------------------
input a chevron in the matrix
created -- 98jan28, cca
-----------------------------
*/
static void
inputChevron (
InpMtx *inpmtx,
int chv,
int chvsize,
int chvind[],
double chvent[]
) {
int col, ii, jj, nent, offset, row ;
int *ivec1, *ivec2 ;
prepareToAddNewEntries(inpmtx, chvsize) ;
nent = inpmtx->nent ;
ivec1 = IV_entries(&inpmtx->ivec1IV) ;
ivec2 = IV_entries(&inpmtx->ivec2IV) ;
if ( INPMTX_IS_BY_ROWS(inpmtx) ) {
for ( ii = 0, jj = nent ; ii < chvsize ; ii++, jj++ ) {
if ( (offset = chvind[ii]) >= 0 ) {
row = chv ;
col = chv + offset ;
} else {
col = chv ;
row = chv - offset ;
}
ivec1[jj] = row ;
ivec2[jj] = col ;
}
} else if ( INPMTX_IS_BY_COLUMNS(inpmtx) ) {
for ( ii = 0, jj = nent ; ii < chvsize ; ii++, jj++ ) {
if ( (offset = chvind[ii]) >= 0 ) {
row = chv ;
col = chv + offset ;
} else {
col = chv ;
row = chv - offset ;
}
ivec1[jj] = col ;
ivec2[jj] = row ;
}
} else if ( INPMTX_IS_BY_CHEVRONS(inpmtx) ) {
IVfill(chvsize, ivec1 + nent, chv) ;
IVcopy(chvsize, ivec2 + nent, chvind) ;
}
IV_setSize(&inpmtx->ivec1IV, nent + chvsize) ;
IV_setSize(&inpmtx->ivec2IV, nent + chvsize) ;
if ( INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) + nent ;
DVcopy(chvsize, dvec, chvent) ;
DV_setSize(&inpmtx->dvecDV, nent + chvsize) ;
} else if ( INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) + 2*nent ;
ZVcopy(chvsize, dvec, chvent) ;
DV_setSize(&inpmtx->dvecDV, 2*(nent + chvsize)) ;
}
inpmtx->nent += chvsize ;
inpmtx->storageMode = INPMTX_RAW_DATA ;
return ; }
/*
---------------------------------
input a row in the matrix
created -- 98jan28, cca
---------------------------------
*/
static void
inputRow (
InpMtx *inpmtx,
int row,
int rowsize,
int rowind[],
double rowent[]
) {
int col, ii, jj, nent ;
int *ivec1, *ivec2 ;
prepareToAddNewEntries(inpmtx, rowsize) ;
nent = inpmtx->nent ;
ivec1 = IV_entries(&inpmtx->ivec1IV) ;
ivec2 = IV_entries(&inpmtx->ivec2IV) ;
if ( INPMTX_IS_BY_ROWS(inpmtx) ) { /* row coordinates */
IVfill(rowsize, ivec1 + nent, row) ;
IVcopy(rowsize, ivec2 + nent, rowind) ;
} else if ( INPMTX_IS_BY_COLUMNS(inpmtx) ) { /* column coordinates */
IVfill(rowsize, ivec2 + nent, row) ;
IVcopy(rowsize, ivec1 + nent, rowind) ;
} else if ( INPMTX_IS_BY_CHEVRONS(inpmtx) ) { /* chevron coordinates */
for ( ii = 0, jj = nent ; ii < rowsize ; ii++, jj++ ) {
col = rowind[ii] ;
ivec1[ii] = (row <= col) ? row : col ;
ivec2[ii] = col - row ;
}
}
IV_setSize(&inpmtx->ivec1IV, nent + rowsize) ;
IV_setSize(&inpmtx->ivec2IV, nent + rowsize) ;
/*
-----------------
input the entries
-----------------
*/
if ( INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) ;
DVcopy(rowsize, dvec + nent, rowent) ;
DV_setSize(&inpmtx->dvecDV, nent + rowsize) ;
} else if ( INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) ;
ZVcopy(rowsize, dvec + 2*nent, rowent) ;
DV_setSize(&inpmtx->dvecDV, 2*(nent + rowsize)) ;
}
inpmtx->storageMode = INPMTX_RAW_DATA ;
inpmtx->nent += rowsize ;
return ; }
/*
----------------------------------
input a single entry in the matrix
created -- 98jan28, cca
----------------------------------
*/
static void
inputEntry (
InpMtx *inpmtx,
int row,
int col,
double real,
double imag
) {
int nent ;
int *ivec1, *ivec2 ;
prepareToAddNewEntries(inpmtx, 1) ;
nent = inpmtx->nent ;
ivec1 = IV_entries(&inpmtx->ivec1IV) ;
ivec2 = IV_entries(&inpmtx->ivec2IV) ;
if ( INPMTX_IS_BY_ROWS(inpmtx) ) {
ivec1[nent] = row ;
ivec2[nent] = col ;
} else if ( INPMTX_IS_BY_COLUMNS(inpmtx) ) {
ivec1[nent] = col ;
ivec2[nent] = row ;
} else if ( INPMTX_IS_BY_CHEVRONS(inpmtx) ) {
if ( row <= col ) {
ivec1[nent] = row ;
ivec2[nent] = col - row ;
} else {
ivec1[nent] = col ;
ivec2[nent] = col - row ;
}
}
IV_setSize(&inpmtx->ivec1IV, nent + 1) ;
IV_setSize(&inpmtx->ivec2IV, nent + 1) ;
if ( INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) ;
dvec[nent] = real ;
DV_setSize(&inpmtx->dvecDV, nent + 1) ;
} else if ( INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) ;
dvec[2*nent] = real ;
dvec[2*nent+1] = imag ;
DV_setSize(&inpmtx->dvecDV, 2*(nent + 1)) ;
}
inpmtx->nent++ ;
inpmtx->storageMode = INPMTX_RAW_DATA ;
return ; }
/*
------------------------------------
input a complex column in the matrix
created -- 98jan28, cca
------------------------------------
*/
static void
inputColumn (
InpMtx *inpmtx,
int col,
int colsize,
int colind[],
double colent[]
) {
int ii, jj, nent, row ;
int *ivec1, *ivec2 ;
prepareToAddNewEntries(inpmtx, colsize) ;
nent = inpmtx->nent ;
ivec1 = IV_entries(&inpmtx->ivec1IV) ;
ivec2 = IV_entries(&inpmtx->ivec2IV) ;
if ( INPMTX_IS_BY_ROWS(inpmtx) ) {
IVcopy(colsize, ivec1 + nent, colind) ;
IVfill(colsize, ivec2 + nent, col) ;
} else if ( INPMTX_IS_BY_COLUMNS(inpmtx) ) {
IVfill(colsize, ivec1 + nent, col) ;
IVcopy(colsize, ivec2 + nent, colind) ;
} else if ( INPMTX_IS_BY_CHEVRONS(inpmtx) ) {
for ( ii = 0, jj = nent ; ii < colsize ; ii++, jj++ ) {
row = colind[jj] ;
ivec1[jj] = (row <= col) ? row : col ;
ivec2[jj] = col - row ;
}
}
IV_setSize(&inpmtx->ivec1IV, nent + colsize) ;
IV_setSize(&inpmtx->ivec2IV, nent + colsize) ;
if ( INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) + nent ;
DVcopy(colsize, dvec, colent) ;
DV_setSize(&inpmtx->dvecDV, nent + colsize) ;
} else if ( INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) + 2*nent ;
ZVcopy(colsize, dvec, colent) ;
DV_setSize(&inpmtx->dvecDV, 2*(nent + colsize)) ;
}
inpmtx->nent = nent + colsize ;
inpmtx->storageMode = INPMTX_RAW_DATA ;
return ; }
/*
------------------------------------------
input a single complex entry in the matrix
created -- 98jan28, cca
------------------------------------------
*/
void
InpMtx_inputComplexEntry (
InpMtx *inpmtx,
int row,
int col,
double real,
double imag
) {
/*
--------------
check the data
--------------
*/
if ( inpmtx == NULL || row < 0 || col < 0 ) {
fprintf(stderr,
"\n fatal error in InpMtx_inputComplexEntry(%p,%d,%d,%e,%e)"
"\n bad inputComplex\n", inpmtx, row, col, real, imag) ;
spoolesFatal();
}
if ( !( INPMTX_IS_BY_ROWS(inpmtx)
|| INPMTX_IS_BY_COLUMNS(inpmtx)
|| INPMTX_IS_BY_CHEVRONS(inpmtx) ) ) {
fprintf(stderr,
"\n fatal error in InpMtx_inputComplexEntry(%p,%d,%d,%e,%e)"
"\n bad coordType = %d\n", inpmtx, row, col, real, imag,
inpmtx->coordType) ;
spoolesFatal();
}
if ( ! INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
fprintf(stderr,
"\n fatal error in InpMtx_inputComplexEntry(%p,%d,%d,%e,%e)"
"\n inputMode is not SPOOLES_COMPLEX\n",
inpmtx, row, col, real, imag) ;
spoolesFatal();
}
inputEntry(inpmtx, row, col, real, imag) ;
return ; }
/*
---------------------------------------
input a single real entry in the matrix
created -- 98jan28, cca
---------------------------------------
*/
void
InpMtx_inputRealEntry (
InpMtx *inpmtx,
int row,
int col,
double value
) {
/*
--------------
check the data
--------------
*/
if ( inpmtx == NULL || row < 0 || col < 0 ) {
fprintf(stderr,
"\n fatal error in InpMtx_inputRealEntry(%p,%d,%d,%e)"
"\n bad inputReal\n", inpmtx, row, col, value) ;
spoolesFatal();
}
if ( !( INPMTX_IS_BY_ROWS(inpmtx)
|| INPMTX_IS_BY_COLUMNS(inpmtx)
|| INPMTX_IS_BY_CHEVRONS(inpmtx) ) ) {
fprintf(stderr,
"\n fatal error in InpMtx_inputRealEntry(%p,%d,%d,%e)"
"\n bad coordType = %d\n", inpmtx, row, col, value,
inpmtx->coordType) ;
spoolesFatal();
}
if ( ! INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
fprintf(stderr,
"\n fatal error in InpMtx_inputRealEntry(%p,%d,%d,%e)"
"\n inputMode is not SPOOLES_REAL\n",
inpmtx, row, col, value) ;
spoolesFatal();
}
inputEntry(inpmtx, row, col, value, 0.0) ;
return ; }
/*
----------------------------------
input a single entry in the matrix
created -- 98jan28, cca
----------------------------------
*/
void
InpMtx_inputEntry (
InpMtx *inpmtx,
int row,
int col
) {
/*
--------------
check the data
--------------
*/
if ( inpmtx == NULL || row < 0 || col < 0 ) {
fprintf(stderr,
"\n fatal error in InpMtx_inputEntry(%p,%d,%d)"
"\n bad input\n", inpmtx, row, col) ;
spoolesFatal();
}
if ( !( INPMTX_IS_BY_ROWS(inpmtx)
|| INPMTX_IS_BY_COLUMNS(inpmtx)
|| INPMTX_IS_BY_CHEVRONS(inpmtx) ) ) {
fprintf(stderr,
"\n fatal error in InpMtx_inputEntry(%p,%d,%d)"
"\n bad coordType = %d\n", inpmtx, row, col,
inpmtx->coordType) ;
spoolesFatal();
}
if ( ! INPMTX_IS_INDICES_ONLY(inpmtx) ) {
fprintf(stderr,
"\n fatal error in InpMtx_inputEntry(%p,%d,%d)"
"\n inputMode is not INPMTX_INDICES_ONLY\n",
inpmtx, row, col) ;
spoolesFatal();
}
inputEntry(inpmtx, row, col, 0.0, 0.0) ;
return ; }
/*
--------------------------------------------------------------------
purpose --
this method is used to determine the support of this matrix
for a matrix-vector multiply y[] = A * x[] when A is a
symmetric matrix.
supIV -- filled with row indices of y[] which will be updated
and row indices of x[] which will be used.
created -- 98aug01, cca
--------------------------------------------------------------------
*/
void
InpMtx_supportSym (
InpMtx *A,
IV *supIV
) {
char *mark ;
int chev, col, count, ii, loc, maxcol, maxrow, maxv, nent, off, row ;
int *ivec1, *ivec2, *sup ;
/*
---------------
check the input
---------------
*/
if ( A == NULL || supIV == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_supportSym(%p,%p)"
"\n bad input\n", A, supIV) ;
exit(-1) ;
}
if ( !INPMTX_IS_BY_ROWS(A)
&& !INPMTX_IS_BY_COLUMNS(A)
&& !INPMTX_IS_BY_CHEVRONS(A) ) {
fprintf(stderr, "\n fatal error in InpMtx_supportSym(%p,%p)"
"\n coordinate type\n", A, supIV) ;
exit(-1) ;
}
ivec1 = InpMtx_ivec1(A) ;
ivec2 = InpMtx_ivec2(A) ;
nent = A->nent ;
/*
-----------------------------------------------------------------
(1) determine the maximum row and column numbers in these entries
(2) allocate marking vectors for rows and columns
(3) fill marking vectors for rows and columns
(4) fill support vectors
-----------------------------------------------------------------
*/
if ( INPMTX_IS_BY_ROWS(A) ) {
maxrow = IVmax(nent, ivec1, &loc) ;
maxcol = IVmax(nent, ivec2, &loc) ;
maxv = (maxrow >= maxcol) ? maxrow : maxcol ;
mark = CVinit(1+maxv, 'O') ;
count = 0 ;
for ( ii = 0 ; ii < nent ; ii++ ) {
row = ivec1[ii] ; col = ivec2[ii] ;
if ( mark[row] == 'O' ) {
count++ ;
}
mark[row] = 'X' ;
if ( mark[col] == 'O' ) {
count++ ;
}
mark[col] = 'X' ;
}
} else if ( INPMTX_IS_BY_COLUMNS(A) ) {
maxrow = IVmax(nent, ivec2, &loc) ;
maxcol = IVmax(nent, ivec1, &loc) ;
maxv = (maxrow >= maxcol) ? maxrow : maxcol ;
mark = CVinit(1+maxv, 'O') ;
count = 0 ;
for ( ii = 0 ; ii < nent ; ii++ ) {
row = ivec2[ii] ; col = ivec1[ii] ;
if ( mark[row] == 'O' ) {
count++ ;
}
mark[row] = 'X' ;
if ( mark[col] == 'O' ) {
count++ ;
}
mark[col] = 'X' ;
}
} else if ( INPMTX_IS_BY_CHEVRONS(A) ) {
maxv = -1 ;
for ( ii = 0 ; ii < nent ; ii++ ) {
chev = ivec1[ii] ; off = ivec2[ii] ;
if ( off >= 0 ) {
row = chev ; col = chev + off ;
if ( maxv < col ) {
maxv = col ;
}
} else {
col = chev ; row = chev - off ;
if ( maxv < row ) {
maxv = row ;
}
}
}
mark = CVinit(1+maxv, 'O') ;
count = 0 ;
for ( ii = 0 ; ii < nent ; ii++ ) {
chev = ivec1[ii] ; off = ivec2[ii] ;
if ( off >= 0 ) {
row = chev ; col = chev + off ;
} else {
col = chev ; row = chev - off ;
}
if ( mark[row] == 'O' ) {
count++ ;
}
mark[row] = 'X' ;
if ( mark[col] == 'O' ) {
count++ ;
}
mark[col] = 'X' ;
}
}
IV_setSize(supIV, count) ;
sup = IV_entries(supIV) ;
for ( row = count = 0 ; row <= maxv ; row++ ) {
if ( mark[row] == 'X' ) {
sup[count++] = row ;
}
}
CVfree(mark) ;
return ; }
/*
--------------------------------------------------------------------
purpose -- to map the coordinates of the entries of the matrix
into new coordinates. this method is used during the distributed
matrix-vector multiply where a matrix local to a processor is
mapped into a local coordinate system.
(row,col) --> (rowmap[row],colmap[col])
we check that row is in [0,nrow) and col is in [0,ncol),
where nrow is the size of rowmapIV and ncol is the size of colmapIV.
note, the storage mode is not changed. i.e., if the data is
stored by vectors, it may be invalid after the indices have
been mapped. on the other hand, it may not, so it is the user's
responsibility to reset the storage mode if necessary.
created -- 98aug02, cca
--------------------------------------------------------------------
*/
void
InpMtx_mapEntries (
InpMtx *inpmtx,
IV *rowmapIV,
IV *colmapIV
) {
int chv, col, ii, ncol, nent, nrow, off, row ;
int *colmap, *ivec1, *ivec2, *rowmap ;
/*
---------------
check the input
---------------
*/
if ( inpmtx == NULL || rowmapIV == NULL || colmapIV == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n bad input\n") ;
exit(-1) ;
}
if ( !(INPMTX_IS_BY_ROWS(inpmtx)
|| INPMTX_IS_BY_COLUMNS(inpmtx)
|| INPMTX_IS_BY_CHEVRONS(inpmtx)) ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n bad coordinate type\n") ;
exit(-1) ;
}
IV_sizeAndEntries(rowmapIV, &nrow, &rowmap) ;
if ( rowmap == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n rowmap is NULL\n") ;
exit(-1) ;
}
IV_sizeAndEntries(colmapIV, &ncol, &colmap) ;
if ( colmap == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n colmap is NULL\n") ;
exit(-1) ;
}
nent = inpmtx->nent ;
ivec1 = InpMtx_ivec1(inpmtx) ;
ivec2 = InpMtx_ivec2(inpmtx) ;
if ( INPMTX_IS_BY_ROWS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
row = ivec1[ii] ; col = ivec2[ii] ;
if ( row < 0 || row >= nrow ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n entry (%d,%d), nrow = %d\n", row, col, nrow) ;
exit(-1) ;
}
ivec1[ii] = rowmap[row] ;
if ( col < 0 || col >= ncol ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n entry (%d,%d), ncol = %d\n", row, col, ncol) ;
exit(-1) ;
}
ivec2[ii] = colmap[col] ;
}
} else if ( INPMTX_IS_BY_COLUMNS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
row = ivec2[ii] ; col = ivec1[ii] ;
if ( row < 0 || row >= nrow ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n entry (%d,%d), nrow = %d\n", row, col, nrow) ;
exit(-1) ;
}
ivec2[ii] = rowmap[row] ;
if ( col < 0 || col >= ncol ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n entry (%d,%d), ncol = %d\n", row, col, ncol) ;
exit(-1) ;
}
ivec1[ii] = colmap[col] ;
}
} else if ( INPMTX_IS_BY_CHEVRONS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
chv = ivec1[ii] ; off = ivec2[ii] ;
if ( off >= 0 ) {
row = chv ; col = chv + off ;
} else {
row = chv - off ; col = chv ;
}
if ( row < 0 || row >= nrow ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n entry (%d,%d), nrow = %d\n", row, col, nrow) ;
exit(-1) ;
}
row = rowmap[row] ;
if ( col < 0 || col >= ncol ) {
fprintf(stderr, "\n fatal error in InpMtx_mapEntries()"
"\n entry (%d,%d), ncol = %d\n", row, col, ncol) ;
exit(-1) ;
}
col = colmap[col] ;
ivec1[ii] = (row >= col) ? col : row ;
ivec2[ii] = col - row ;
}
}
return ; }
/*
--------------------------------------------------------------------
purpose --
this method is used to determine the support of this matrix
for a matrix-vector multiply y[] = A * x[] when A is a
nonsymmetric matrix.
rowsupIV -- filled with row indices of y[] which will be updated.
colsupIV -- filled with row indices of x[] which will be used.
created -- 98aug01, cca
--------------------------------------------------------------------
*/
void
InpMtx_supportNonsymT (
InpMtx *A,
IV *rowsupIV,
IV *colsupIV
) {
char *colmark, *rowmark ;
int chev, col, colcount, ii, loc, maxcol, maxrow, nent, off, row,
rowcount ;
int *colsup, *ivec1, *ivec2, *rowsup ;
/*
---------------
check the input
---------------
*/
if ( A == NULL || rowsupIV == NULL || colsupIV == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_supportNonsymT(%p,%p,%p)"
"\n bad input\n", A, rowsupIV, colsupIV) ;
spoolesFatal();
}
if ( !INPMTX_IS_BY_ROWS(A)
&& !INPMTX_IS_BY_COLUMNS(A)
&& !INPMTX_IS_BY_CHEVRONS(A) ) {
fprintf(stderr, "\n fatal error in InpMtx_supportNonsymT(%p,%p,%p)"
"\n coordinate type\n", A, rowsupIV, colsupIV) ;
spoolesFatal();
}
ivec1 = InpMtx_ivec1(A) ;
ivec2 = InpMtx_ivec2(A) ;
nent = A->nent ;
/*
-----------------------------------------------------------------
(1) determine the maximum row and column numbers in these entries
(2) allocate marking vectors for rows and columns
(3) fill marking vectors for rows and columns
(4) fill support vectors
-----------------------------------------------------------------
*/
if ( INPMTX_IS_BY_ROWS(A) ) {
maxrow = IVmax(nent, ivec1, &loc) ;
maxcol = IVmax(nent, ivec2, &loc) ;
rowmark = CVinit(1+maxcol, 'O') ;
colmark = CVinit(1+maxrow, 'O') ;
rowcount = colcount = 0 ;
for ( ii = 0 ; ii < nent ; ii++ ) {
row = ivec1[ii] ; col = ivec2[ii] ;
if ( colmark[row] == 'O' ) {
colcount++ ;
}
colmark[row] = 'X' ;
if ( rowmark[col] == 'O' ) {
rowcount++ ;
}
rowmark[col] = 'X' ;
}
} else if ( INPMTX_IS_BY_COLUMNS(A) ) {
maxrow = IVmax(nent, ivec2, &loc) ;
maxcol = IVmax(nent, ivec1, &loc) ;
rowmark = CVinit(1+maxcol, 'O') ;
colmark = CVinit(1+maxrow, 'O') ;
rowcount = colcount = 0 ;
for ( ii = 0 ; ii < nent ; ii++ ) {
row = ivec2[ii] ; col = ivec1[ii] ;
if ( colmark[row] == 'O' ) {
colcount++ ;
}
colmark[row] = 'X' ;
if ( rowmark[col] == 'O' ) {
rowcount++ ;
}
rowmark[col] = 'X' ;
}
} else if ( INPMTX_IS_BY_CHEVRONS(A) ) {
maxrow = maxcol = -1 ;
for ( ii = 0 ; ii < nent ; ii++ ) {
chev = ivec1[ii] ; off = ivec2[ii] ;
if ( off >= 0 ) {
row = chev ; col = chev + off ;
} else {
col = chev ; row = chev - off ;
}
if ( maxrow < row ) {
maxrow = row ;
}
if ( maxcol < col ) {
maxcol = col ;
}
}
rowmark = CVinit(1+maxcol, 'O') ;
colmark = CVinit(1+maxrow, 'O') ;
rowcount = colcount = 0 ;
for ( ii = 0 ; ii < nent ; ii++ ) {
chev = ivec1[ii] ; off = ivec2[ii] ;
if ( off >= 0 ) {
row = chev ; col = chev + off ;
} else {
col = chev ; row = chev - off ;
}
if ( colmark[row] == 'O' ) {
colcount++ ;
}
colmark[row] = 'X' ;
if ( rowmark[col] == 'O' ) {
rowcount++ ;
}
rowmark[col] = 'X' ;
}
}
IV_setSize(rowsupIV, rowcount) ;
rowsup = IV_entries(rowsupIV) ;
for ( col = rowcount = 0 ; col <= maxcol ; col++ ) {
if ( rowmark[col] == 'X' ) {
rowsup[rowcount++] = col ;
}
}
IV_setSize(colsupIV, colcount) ;
colsup = IV_entries(colsupIV) ;
for ( row = colcount = 0 ; row <= maxrow ; row++ ) {
if ( colmark[row] == 'X' ) {
colsup[colcount++] = row ;
}
}
CVfree(colmark) ;
CVfree(rowmark) ;
return ; }
/*--------------------------------------------------------------------*/
int
main ( int argc, char *argv[] )
/*
-----------------------------------------------------
test the factor method for a grid matrix
(0) read in matrix from source file
(1) conver data matrix to InpMtx object if necessary
(2) create Graph and ETree object if necessary
(3) read in/create an ETree object
(4) create a solution matrix object
(5) multiply the solution with the matrix
to get a right hand side matrix object
(6) factor the matrix
(7) solve the system
created -- 98dec30, jwu
-----------------------------------------------------
*/
{
char etreeFileName[80], mtxFileName[80], *cpt, rhsFileName[80],
srcFileName[80], ctemp[81], msgFileName[80], slnFileName[80] ;
Chv *chv, *rootchv ;
ChvManager *chvmanager ;
DenseMtx *mtxB, *mtxQ, *mtxX, *mtxZ ;
double one[2] = { 1.0, 0.0 } ;
FrontMtx *frontmtx ;
InpMtx *mtxA ;
SubMtxManager *mtxmanager ;
double cputotal, droptol, conv_tol, factorops ;
double cpus[9] ;
Drand drand ;
double nops, tau, t1, t2 ;
ETree *frontETree ;
Graph *graph ;
FILE *msgFile, *inFile ;
int error, loc, msglvl, neqns, nzf, iformat,
pivotingflag, rc, seed, sparsityflag, symmetryflag,
method[METHODS], type, nrhs, etreeflag ;
int stats[6] ;
int nnzA, Ik, itermax, zversion, iterout ;
IV *newToOldIV, *oldToNewIV ;
IVL *symbfacIVL ;
int i, j, k, m, n, imethod, maxdomainsize, maxzeros, maxsize;
int nouter,ninner ;
if ( argc != 2 ) {
fprintf(stdout,
"\n\n usage : %s inFile"
"\n inFile -- input filename"
"\n", argv[0]) ;
return(-1) ;
}
/* read input file */
inFile = fopen(argv[1], "r");
if (inFile == (FILE *)NULL) {
fprintf(stderr, "\n fatal error in %s: unable to open file %s\n",
argv[0], argv[1]) ;
return(-1) ;
}
for (i=0; i<METHODS; i++) method[i]=-1;
imethod=0;
k=0;
while (1) {
fgets(ctemp, 80, inFile);
if (ctemp[0] != '*') {
/*printf("l=%2d:%s\n", strlen(ctemp),ctemp);*/
if (strlen(ctemp)==80) {
fprintf(stderr, "\n fatal error in %s: input line contains more than "
"80 characters.\n",argv[0]);
exit(-1);
}
if (k==0) {
sscanf(ctemp, "%d", &iformat);
if (iformat < 0 || iformat > 2) {
fprintf(stderr, "\n fatal error in %s: "
"invalid source matrix format\n",argv[0]) ;
return(-1) ;
}
}
else if (k==1)
sscanf(ctemp, "%s", srcFileName);
else if (k==2)
sscanf(ctemp, "%s", mtxFileName);
else if (k==3) {
sscanf(ctemp, "%d", &etreeflag);
if (etreeflag < 0 || etreeflag > 4) {
fprintf(stderr, "\n fatal error in %s: "
"invalid etree file status\n",argv[0]) ;
return(-1) ;
}
}
else if (k==4)
sscanf(ctemp, "%s", etreeFileName);
else if (k==5)
sscanf(ctemp, "%s", rhsFileName);
else if (k==6)
sscanf(ctemp, "%s", slnFileName);
else if (k==7){
sscanf(ctemp, "%s", msgFileName);
if ( strcmp(msgFileName, "stdout") == 0 ) {
msgFile = stdout ;
}
else if ( (msgFile = fopen(msgFileName, "a")) == NULL ) {
fprintf(stderr, "\n fatal error in %s"
"\n unable to open file %s\n", argv[0], ctemp) ;
return(-1) ;
}
}
else if (k==8)
sscanf(ctemp, "%d %d %d %d %d %d",
&msglvl, &seed, &nrhs, &Ik, &itermax, &iterout);
else if (k==9)
sscanf(ctemp, "%d %d %d", &symmetryflag, &sparsityflag, &pivotingflag);
else if (k==10)
sscanf(ctemp, "%lf %lf %lf", &tau, &droptol, &conv_tol);
else if (k==11) {
/*
for (j=0; j<strlen(ctemp); j++) {
printf("j=%2d:%s",j,ctemp+j);
if (ctemp[j] == ' ' && ctemp[j+1] != ' ') {
sscanf(ctemp+j, "%d", method+imethod);
printf("method[%d]=%d\n",imethod,method[imethod]);
if (method[imethod] < 0) break;
imethod++;
}
}
*/
imethod = sscanf(ctemp,"%d %d %d %d %d %d %d %d %d %d",
method, method+1, method+2, method+3, method+4,
method+5, method+6, method+7, method+8, method+9);
/*printf("imethod=%d\n",imethod);*/
for (j=0; j<imethod; j++) {
/*printf("method[%d]=%d\n",j,method[j]);*/
if (method[j]<0) {
imethod=j;
break;
}
}
if (imethod == 0) {
fprintf(msgFile,"No method assigned in input file\n");
return(-1);
}
}
k++;
}
if (k==12) break;
}
fclose(inFile);
/* reset nrhs to 1 */
if (nrhs > 1) {
fprintf(msgFile,"*** Multiple right-hand-side vectors is not allowed yet.\n");
fprintf(msgFile,"*** nrhs is reset to 1.\n");
nrhs =1;
}
fprintf(msgFile,
"\n %s "
"\n srcFileName -- %s"
"\n mtxFileName -- %s"
"\n etreeFileName -- %s"
"\n rhsFileName -- %s"
"\n msglvl -- %d"
"\n seed -- %d"
"\n symmetryflag -- %d"
"\n sparsityflag -- %d"
"\n pivotingflag -- %d"
"\n tau -- %e"
"\n droptol -- %e"
"\n conv_tol -- %e"
"\n method -- ",
argv[0], srcFileName, mtxFileName, etreeFileName, rhsFileName,
msglvl, seed, symmetryflag, sparsityflag, pivotingflag,
tau, droptol, conv_tol) ;
for (k=0; k<imethod; k++)
fprintf(msgFile, "%d ", method[k]);
fprintf(msgFile, "\n ", method[k]);
fflush(msgFile) ;
/*
--------------------------------------
initialize the random number generator
--------------------------------------
*/
Drand_setDefaultFields(&drand) ;
Drand_init(&drand) ;
Drand_setSeed(&drand, seed) ;
/*Drand_setUniform(&drand, 0.0, 1.0) ;*/
Drand_setNormal(&drand, 0.0, 1.0) ;
/*
----------------------------------------------
read in or convert source to the InpMtx object
----------------------------------------------
*/
rc = 1;
if ( strcmp(srcFileName, "none") == 0 ) {
fprintf(msgFile, "\n no file to read from") ;
exit(-1) ;
}
mtxA = InpMtx_new() ;
MARKTIME(t1) ;
if (iformat == 0) { /* InpMtx source format */
rc = InpMtx_readFromFile(mtxA, srcFileName) ;
strcpy(mtxFileName, srcFileName);
if ( rc != 1 )
fprintf(msgFile, "\n return value %d from InpMtx_readFromFile(%p,%s)",
rc, mtxA, srcFileName) ;
}
else if (iformat == 1) { /* HBF source format */
rc = InpMtx_readFromHBfile(mtxA, srcFileName) ;
if ( rc != 1 )
fprintf(msgFile, "\n return value %d from InpMtx_readFromHBfile(%p,%s)",
rc, mtxA, srcFileName) ;
}
else { /* AIJ2 source format */
rc = InpMtx_readFromAIJ2file(mtxA, srcFileName) ;
if ( rc != 1 )
fprintf(msgFile, "\n return value %d from InpMtx_readFromAIJ2file(%p,%s)",
rc, mtxA, srcFileName) ;
}
MARKTIME(t2) ;
if (iformat>0 && strcmp(mtxFileName, "none") != 0 ) {
rc = InpMtx_writeToFile(mtxA, mtxFileName) ;
if ( rc != 1 )
fprintf(msgFile, "\n return value %d from InpMtx_writeToFile(%p,%s)",
rc, mtxA, mtxFileName) ;
}
fprintf(msgFile, "\n CPU %8.3f : read in (+ convert to) mtxA from file %s",
t2 - t1, mtxFileName) ;
if (rc != 1) {
goto end_read;
}
type = mtxA->inputMode ;
neqns = 1 + IVmax(mtxA->nent, InpMtx_ivec1(mtxA), &loc) ;
if ( INPMTX_IS_BY_ROWS(mtxA) ) {
fprintf(msgFile, "\n matrix coordinate type is rows") ;
} else if ( INPMTX_IS_BY_COLUMNS(mtxA) ) {
fprintf(msgFile, "\n matrix coordinate type is columns") ;
} else if ( INPMTX_IS_BY_CHEVRONS(mtxA) ) {
fprintf(msgFile, "\n matrix coordinate type is chevrons") ;
} else {
fprintf(msgFile, "\n\n, error, bad coordinate type") ;
rc=-1;
goto end_read;
}
if ( INPMTX_IS_RAW_DATA(mtxA) ) {
fprintf(msgFile, "\n matrix storage mode is raw data\n") ;
} else if ( INPMTX_IS_SORTED(mtxA) ) {
fprintf(msgFile, "\n matrix storage mode is sorted\n") ;
} else if ( INPMTX_IS_BY_VECTORS(mtxA) ) {
fprintf(msgFile, "\n matrix storage mode is by vectors\n") ;
} else {
fprintf(msgFile, "\n\n, error, bad storage mode") ;
rc=-1;
goto end_read;
}
if ( msglvl > 1 ) {
fprintf(msgFile, "\n\n after reading InpMtx object from file %s",
mtxFileName) ;
if ( msglvl == 2 ) {
InpMtx_writeStats(mtxA, msgFile) ;
} else {
InpMtx_writeForHumanEye(mtxA, msgFile) ;
}
fflush(msgFile) ;
}
/*
Get the nonzeros in matrix A and print it
*/
nnzA = InpMtx_nent( mtxA );
fprintf(msgFile, "\n\n Input matrix size %d NNZ %d",
neqns, nnzA) ;
/*
--------------------------------------------------------
generate the linear system
1. generate solution matrix and fill with random numbers
2. generate rhs matrix and fill with zeros
3. compute matrix-matrix multiply
--------------------------------------------------------
*/
MARKTIME(t1) ;
mtxX = DenseMtx_new() ;
DenseMtx_init(mtxX, type, 0, -1, neqns, nrhs, 1, neqns) ;
mtxB = DenseMtx_new() ;
if (strcmp(rhsFileName, "none")) {
rc = DenseMtx_readFromFile(mtxB, rhsFileName) ;
if ( rc != 1 )
fprintf(msgFile, "\n return value %d from DenseMtx_readFromFile(%p,%s)",
rc, mtxB, rhsFileName) ;
DenseMtx_zero(mtxX) ;
}
else {
DenseMtx_init(mtxB, type, 1, -1, neqns, nrhs, 1, neqns) ;
DenseMtx_fillRandomEntries(mtxX, &drand) ;
DenseMtx_zero(mtxB) ;
switch ( symmetryflag ) {
case SPOOLES_SYMMETRIC :
InpMtx_sym_mmm(mtxA, mtxB, one, mtxX) ;
break ;
case SPOOLES_HERMITIAN :
InpMtx_herm_mmm(mtxA, mtxB, one, mtxX) ;
break ;
case SPOOLES_NONSYMMETRIC :
InpMtx_nonsym_mmm(mtxA, mtxB, one, mtxX) ;
break ;
default :
break ;
}
}
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : set up the solution and rhs ",
t2 - t1) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n original mtxX") ;
DenseMtx_writeForHumanEye(mtxX, msgFile) ;
fprintf(msgFile, "\n\n original mtxB") ;
DenseMtx_writeForHumanEye(mtxB, msgFile) ;
fflush(msgFile) ;
}
if (rc != 1) {
InpMtx_free(mtxA);
DenseMtx_free(mtxX);
DenseMtx_free(mtxB);
goto end_init;
}
/*
------------------------
read in/create the ETree object
------------------------
*/
MARKTIME(t1) ;
if (etreeflag == 0) { /* read in ETree from file */
if ( strcmp(etreeFileName, "none") == 0 )
fprintf(msgFile, "\n no file to read from") ;
frontETree = ETree_new() ;
rc = ETree_readFromFile(frontETree, etreeFileName) ;
if (rc!=1)
fprintf(msgFile, "\n return value %d from ETree_readFromFile(%p,%s)",
rc, frontETree, etreeFileName) ;
}
else {
graph = Graph_new() ;
rc = InpMtx_createGraph(mtxA, graph);
if (rc!=1) {
fprintf(msgFile, "\n return value %d from InpMtx_createGraph(%p,%p)",
rc, mtxA, graph) ;
Graph_free(graph);
goto end_tree;
}
if (etreeflag == 1) { /* Via BestOfNDandMS */
maxdomainsize = 500; maxzeros = 1000; maxsize = 64 ;
frontETree = orderViaBestOfNDandMS(graph, maxdomainsize, maxzeros,
maxsize, seed, msglvl, msgFile) ;
}
else if (etreeflag == 2) { /* Via MMD */
frontETree = orderViaMMD(graph, seed, msglvl, msgFile) ;
}
else if (etreeflag == 3) { /* Via MS */
maxdomainsize = 500;
frontETree = orderViaMS(graph, maxdomainsize, seed, msglvl, msgFile) ;
}
else if (etreeflag == 4) { /* Via ND */
maxdomainsize = 500;
frontETree = orderViaND(graph, maxdomainsize, seed, msglvl, msgFile) ;
}
Graph_free(graph);
/* optionally write out the ETree object */
if ( strcmp(etreeFileName, "none") != 0 ) {
fprintf(msgFile, "\n\n writing out ETree to file %s",
etreeFileName) ;
ETree_writeToFile(frontETree, etreeFileName) ;
}
}
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : read in/create frontETree from file %s",
t2 - t1, etreeFileName) ;
if ( rc != 1 ) {
ETree_free(frontETree);
goto end_tree;
}
ETree_leftJustify(frontETree) ;
if ( msglvl > 1 ) {
fprintf(msgFile, "\n\n after reading ETree object from file %s",
etreeFileName) ;
if ( msglvl == 2 ) {
ETree_writeStats(frontETree, msgFile) ;
} else {
ETree_writeForHumanEye(frontETree, msgFile) ;
}
}
fflush(msgFile) ;
/*
--------------------------------------------------
get the permutations, permute the matrix and the
front tree, and compute the symbolic factorization
--------------------------------------------------
*/
MARKTIME(t1) ;
oldToNewIV = ETree_oldToNewVtxPerm(frontETree) ;
newToOldIV = ETree_newToOldVtxPerm(frontETree) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : get permutations", t2 - t1) ;
MARKTIME(t1) ;
ETree_permuteVertices(frontETree, oldToNewIV) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : permute front tree", t2 - t1) ;
MARKTIME(t1) ;
InpMtx_permute(mtxA, IV_entries(oldToNewIV), IV_entries(oldToNewIV)) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : permute mtxA", t2 - t1) ;
if ( symmetryflag == SPOOLES_SYMMETRIC
|| symmetryflag == SPOOLES_HERMITIAN ) {
MARKTIME(t1) ;
InpMtx_mapToUpperTriangle(mtxA) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : map to upper triangle", t2 - t1) ;
}
if ( ! INPMTX_IS_BY_CHEVRONS(mtxA) ) {
MARKTIME(t1) ;
InpMtx_changeCoordType(mtxA, INPMTX_BY_CHEVRONS) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : change coordinate type", t2 - t1) ;
}
if ( INPMTX_IS_RAW_DATA(mtxA) ) {
MARKTIME(t1) ;
InpMtx_changeStorageMode(mtxA, INPMTX_SORTED) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : sort entries ", t2 - t1) ;
}
if ( INPMTX_IS_SORTED(mtxA) ) {
MARKTIME(t1) ;
InpMtx_changeStorageMode(mtxA, INPMTX_BY_VECTORS) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : convert to vectors ", t2 - t1) ;
}
MARKTIME(t1) ;
symbfacIVL = SymbFac_initFromInpMtx(frontETree, mtxA) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : symbolic factorization", t2 - t1) ;
MARKTIME(t1) ;
DenseMtx_permuteRows(mtxB, oldToNewIV) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : permute rhs", t2 - t1) ;
/*
------------------------------
initialize the FrontMtx object
------------------------------
*/
MARKTIME(t1) ;
frontmtx = FrontMtx_new() ;
mtxmanager = SubMtxManager_new() ;
SubMtxManager_init(mtxmanager, NO_LOCK, 0) ;
FrontMtx_init(frontmtx, frontETree, symbfacIVL,
type, symmetryflag, sparsityflag, pivotingflag,
NO_LOCK, 0, NULL, mtxmanager, msglvl, msgFile) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n\n CPU %8.3f : initialize the front matrix",
t2 - t1) ;
if ( msglvl > 1 ) {
fprintf(msgFile,
"\n nendD = %d, nentL = %d, nentU = %d",
frontmtx->nentD, frontmtx->nentL, frontmtx->nentU) ;
SubMtxManager_writeForHumanEye(mtxmanager, msgFile) ;
}
if ( msglvl > 2 ) {
fprintf(msgFile, "\n front matrix initialized") ;
FrontMtx_writeForHumanEye(frontmtx, msgFile) ;
fflush(msgFile) ;
}
/*
-----------------
factor the matrix
-----------------
*/
nzf = ETree_nFactorEntries(frontETree, symmetryflag) ;
factorops = ETree_nFactorOps(frontETree, type, symmetryflag) ;
fprintf(msgFile,
"\n %d factor entries, %.0f factor ops, %8.3f ratio",
nzf, factorops, factorops/nzf) ;
IVzero(6, stats) ;
DVzero(9, cpus) ;
chvmanager = ChvManager_new() ;
ChvManager_init(chvmanager, NO_LOCK, 1) ;
MARKTIME(t1) ;
rootchv = FrontMtx_factorInpMtx(frontmtx, mtxA, tau, droptol,
chvmanager, &error, cpus,
stats, msglvl, msgFile) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n\n CPU %8.3f : factor matrix, %8.3f mflops",
t2 - t1, 1.e-6*factorops/(t2-t1)) ;
if ( rootchv != NULL ) {
fprintf(msgFile, "\n\n factorization did not complete") ;
for ( chv = rootchv ; chv != NULL ; chv = chv->next ) {
fprintf(stdout, "\n chv %d, nD = %d, nL = %d, nU = %d",
chv->id, chv->nD, chv->nL, chv->nU) ;
}
}
if ( error >= 0 ) {
fprintf(msgFile, "\n\n error encountered at front %d\n", error) ;
rc=error ;
goto end_front;
}
fprintf(msgFile,
"\n %8d pivots, %8d pivot tests, %8d delayed rows and columns",
stats[0], stats[1], stats[2]) ;
if ( frontmtx->rowadjIVL != NULL ) {
fprintf(msgFile,
"\n %d entries in rowadjIVL", frontmtx->rowadjIVL->tsize) ;
}
if ( frontmtx->coladjIVL != NULL ) {
fprintf(msgFile,
", %d entries in coladjIVL", frontmtx->coladjIVL->tsize) ;
}
if ( frontmtx->upperblockIVL != NULL ) {
fprintf(msgFile,
"\n %d fronts, %d entries in upperblockIVL",
frontmtx->nfront, frontmtx->upperblockIVL->tsize) ;
}
if ( frontmtx->lowerblockIVL != NULL ) {
fprintf(msgFile,
", %d entries in lowerblockIVL",
frontmtx->lowerblockIVL->tsize) ;
}
fprintf(msgFile,
"\n %d entries in D, %d entries in L, %d entries in U",
stats[3], stats[4], stats[5]) ;
fprintf(msgFile, "\n %d locks", frontmtx->nlocks) ;
if ( FRONTMTX_IS_SYMMETRIC(frontmtx)
|| FRONTMTX_IS_HERMITIAN(frontmtx) ) {
int nneg, npos, nzero ;
FrontMtx_inertia(frontmtx, &nneg, &nzero, &npos) ;
fprintf(msgFile,
"\n %d negative, %d zero and %d positive eigenvalues",
nneg, nzero, npos) ;
fflush(msgFile) ;
}
cputotal = cpus[8] ;
if ( cputotal > 0.0 ) {
fprintf(msgFile,
"\n initialize fronts %8.3f %6.2f"
"\n load original entries %8.3f %6.2f"
"\n update fronts %8.3f %6.2f"
"\n assemble postponed data %8.3f %6.2f"
"\n factor fronts %8.3f %6.2f"
"\n extract postponed data %8.3f %6.2f"
"\n store factor entries %8.3f %6.2f"
"\n miscellaneous %8.3f %6.2f"
"\n total time %8.3f",
cpus[0], 100.*cpus[0]/cputotal,
cpus[1], 100.*cpus[1]/cputotal,
cpus[2], 100.*cpus[2]/cputotal,
cpus[3], 100.*cpus[3]/cputotal,
cpus[4], 100.*cpus[4]/cputotal,
cpus[5], 100.*cpus[5]/cputotal,
cpus[6], 100.*cpus[6]/cputotal,
cpus[7], 100.*cpus[7]/cputotal, cputotal) ;
}
if ( msglvl > 1 ) {
SubMtxManager_writeForHumanEye(mtxmanager, msgFile) ;
ChvManager_writeForHumanEye(chvmanager, msgFile) ;
}
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n front factor matrix") ;
FrontMtx_writeForHumanEye(frontmtx, msgFile) ;
}
/*
------------------------------
post-process the factor matrix
------------------------------
*/
MARKTIME(t1) ;
FrontMtx_postProcess(frontmtx, msglvl, msgFile) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n\n CPU %8.3f : post-process the matrix", t2 - t1) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n front factor matrix after post-processing") ;
FrontMtx_writeForHumanEye(frontmtx, msgFile) ;
}
fprintf(msgFile, "\n\n after post-processing") ;
if ( msglvl > 1 ) SubMtxManager_writeForHumanEye(frontmtx->manager, msgFile) ;
/*
----------------
solve the system
----------------
*/
neqns = mtxB->nrow ;
mtxZ = DenseMtx_new() ;
DenseMtx_init(mtxZ, type, 0, 0, neqns, nrhs, 1, neqns) ;
zversion=INPMTX_IS_COMPLEX_ENTRIES(mtxA);
for (k=0; k<imethod; k++) {
DenseMtx_zero(mtxZ) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n rhs") ;
DenseMtx_writeForHumanEye(mtxB, msgFile) ;
fflush(stdout) ;
}
fprintf(msgFile, "\n\n itemax %d", itermax) ;
DVzero(6, cpus) ;
MARKTIME(t1) ;
switch ( method[k] ) {
case BiCGStabR :
if (zversion)
rc=zbicgstabr(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
else
rc=bicgstabr(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
break;
case BiCGStabL :
if (zversion)
rc=zbicgstabl(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
else
rc=bicgstabl(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
break;
case TFQMRR :
if (zversion)
rc=ztfqmrr(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
else
rc=tfqmrr(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
break;
case TFQMRL :
if (zversion)
rc=ztfqmrl(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
else
rc=tfqmrl(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
break;
case PCGR :
if (zversion)
rc=zpcgr(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
else
rc=pcgr(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
break;
case PCGL :
if (zversion)
rc=zpcgl(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
else
rc=pcgl(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ, mtxB,
itermax, conv_tol, msglvl, msgFile);
break;
case MLBiCGStabR :
mtxQ = DenseMtx_new() ;
DenseMtx_init(mtxQ, type, 0, -1, neqns, Ik, 1, neqns) ;
Drand_setUniform(&drand, 0.0, 1.0) ;
DenseMtx_fillRandomEntries(mtxQ, &drand) ;
if (zversion)
rc=zmlbicgstabr(neqns, type, symmetryflag, mtxA, frontmtx, mtxQ, mtxZ,
mtxB, itermax, conv_tol, msglvl, msgFile);
else
rc=mlbicgstabr(neqns, type, symmetryflag, mtxA, frontmtx, mtxQ, mtxZ,
mtxB, itermax, conv_tol, msglvl, msgFile);
DenseMtx_free(mtxQ) ;
break;
case MLBiCGStabL :
mtxQ = DenseMtx_new() ;
DenseMtx_init(mtxQ, type, 0, -1, neqns, Ik, 1, neqns) ;
Drand_setUniform(&drand, 0.0, 1.0) ;
DenseMtx_fillRandomEntries(mtxQ, &drand) ;
if (zversion)
rc=zmlbicgstabl(neqns, type, symmetryflag, mtxA, frontmtx, mtxQ, mtxZ,
mtxB, itermax, conv_tol, msglvl, msgFile);
else
rc=mlbicgstabl(neqns, type, symmetryflag, mtxA, frontmtx, mtxQ, mtxZ,
mtxB, itermax, conv_tol, msglvl, msgFile);
DenseMtx_free(mtxQ) ;
break;
case BGMRESR:
if (zversion)
fprintf(msgFile, "\n\n *** BGMRESR complex version is not available "
"at this moment. ") ;
else
rc=bgmresr(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ,
mtxB, iterout, itermax, &nouter, &ninner, conv_tol,
msglvl, msgFile);
break;
case BGMRESL:
if (zversion)
fprintf(msgFile, "\n\n *** BGMRESR complex version is not available "
"at this moment. ") ;
else
rc=bgmresl(neqns, type, symmetryflag, mtxA, frontmtx, mtxZ,
mtxB, iterout, itermax, &nouter, &ninner, conv_tol,
msglvl, msgFile);
break;
default:
fprintf(msgFile, "\n\n *** Invalid method number ") ;
}
MARKTIME(t2) ;
fprintf(msgFile, "\n\n CPU %8.3f : solve the system", t2 - t1) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n computed solution") ;
DenseMtx_writeForHumanEye(mtxZ, msgFile) ;
fflush(stdout) ;
}
/*
-------------------------------------------------------------
permute the computed solution back into the original ordering
-------------------------------------------------------------
*/
MARKTIME(t1) ;
DenseMtx_permuteRows(mtxZ, newToOldIV) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %8.3f : permute solution", t2 - t1) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n permuted solution") ;
DenseMtx_writeForHumanEye(mtxZ, msgFile) ;
fflush(stdout) ;
}
/*
-------------
save solution
-------------
*/
if ( strcmp(slnFileName, "none") != 0 ) {
DenseMtx_writeToFile(mtxZ, slnFileName) ;
}
/*
-----------------
compute the error
-----------------
*/
if (!strcmp(rhsFileName, "none")) {
DenseMtx_sub(mtxZ, mtxX) ;
if (method[k] <8) {
mtxQ = DenseMtx_new() ;
DenseMtx_init(mtxQ, type, 0, -1, neqns, 1, 1, neqns) ;
rc=DenseMtx_initAsSubmatrix (mtxQ, mtxZ, 0, neqns-1, 0, 0);
fprintf(msgFile, "\n\n maxabs error = %12.4e", DenseMtx_maxabs(mtxQ)) ;
DenseMtx_free(mtxQ) ;
}
else
fprintf(msgFile, "\n\n maxabs error = %12.4e", DenseMtx_maxabs(mtxZ)) ;
if ( msglvl > 1 ) {
fprintf(msgFile, "\n\n error") ;
DenseMtx_writeForHumanEye(mtxZ, msgFile) ;
fflush(stdout) ;
}
if ( msglvl > 1 )
SubMtxManager_writeForHumanEye(frontmtx->manager, msgFile) ;
}
fprintf(msgFile, "\n--------- End of Method %d -------\n",method[k]) ;
}
/*
------------------------
free the working storage
------------------------
*/
DenseMtx_free(mtxZ) ;
end_front:
ChvManager_free(chvmanager) ;
SubMtxManager_free(mtxmanager) ;
FrontMtx_free(frontmtx) ;
IVL_free(symbfacIVL) ;
IV_free(oldToNewIV) ;
IV_free(newToOldIV) ;
end_tree:
ETree_free(frontETree) ;
end_init:
DenseMtx_free(mtxB) ;
DenseMtx_free(mtxX) ;
end_read:
InpMtx_free(mtxA) ;
fprintf(msgFile, "\n") ;
fclose(msgFile) ;
return(rc) ; }
/*
--------------------------------------------------------------
purpose -- to permute (if necessary) the original matrix,
and to initialize, factor and postprocess the factor matrix
return value ---
1 -- normal return, factorization complete
0 -- factorization did not complete, see error flag
-1 -- bridge is NULL
-2 -- mtxA is NULL
-3 -- perror is NULL
created -- 98sep18, cca
--------------------------------------------------------------
*/
int
BridgeMT_factor (
BridgeMT *bridge,
InpMtx *mtxA,
int permuteflag,
int *perror
) {
Chv *rootchv ;
ChvManager *chvmanager ;
double cputotal, nfops, t0, t1, t2 ;
double cpus[11] ;
int msglvl, nzf ;
int stats[16] ;
FILE *msgFile ;
FrontMtx *frontmtx ;
SubMtxManager *mtxmanager ;
/*--------------------------------------------------------------------*/
MARKTIME(t0) ;
/*
---------------
check the input
---------------
*/
if ( bridge == NULL ) {
fprintf(stderr, "\n error in BridgeMT_factor()"
"\n bridge is NULL\n") ;
return(-1) ;
}
if ( mtxA == NULL ) {
fprintf(stderr, "\n error in BridgeMT_factor()"
"\n mtxA is NULL\n") ;
return(-2) ;
}
if ( perror == NULL ) {
fprintf(stderr, "\n error in BridgeMT_factor()"
"\n perror is NULL\n") ;
return(-3) ;
}
msglvl = bridge->msglvl ;
msgFile = bridge->msgFile ;
/*--------------------------------------------------------------------*/
MARKTIME(t1) ;
if ( permuteflag == 1 ) {
int *oldToNew = IV_entries(bridge->oldToNewIV) ;
/*
------------------------------------------------
permute the input matrix and convert to chevrons
------------------------------------------------
*/
InpMtx_permute(mtxA, oldToNew, oldToNew) ;
if ( bridge->symmetryflag == SPOOLES_SYMMETRIC
|| bridge->symmetryflag == SPOOLES_HERMITIAN ) {
InpMtx_mapToUpperTriangle(mtxA) ;
}
}
if ( ! INPMTX_IS_BY_CHEVRONS(mtxA) ) {
InpMtx_changeCoordType(mtxA, INPMTX_BY_CHEVRONS) ;
}
if ( ! INPMTX_IS_BY_VECTORS(mtxA) ) {
InpMtx_changeStorageMode(mtxA, INPMTX_BY_VECTORS) ;
}
MARKTIME(t2) ;
bridge->cpus[6] += t2 - t1 ;
if ( msglvl > 1 ) {
fprintf(msgFile, "\n CPU %8.3f : permute and format A", t2 - t1) ;
fflush(msgFile) ;
}
/*
---------------------------
initialize the front matrix
---------------------------
*/
MARKTIME(t1) ;
if ( (mtxmanager = bridge->mtxmanager) == NULL ) {
mtxmanager = bridge->mtxmanager = SubMtxManager_new() ;
SubMtxManager_init(mtxmanager, LOCK_IN_PROCESS, 0) ;
}
if ( (frontmtx = bridge->frontmtx) == NULL ) {
frontmtx = bridge->frontmtx = FrontMtx_new() ;
} else {
FrontMtx_clearData(frontmtx) ;
}
FrontMtx_init(frontmtx, bridge->frontETree, bridge->symbfacIVL,
bridge->type, bridge->symmetryflag, bridge->sparsityflag,
bridge->pivotingflag, LOCK_IN_PROCESS, 0, NULL,
mtxmanager, msglvl, msgFile) ;
frontmtx->patchinfo = bridge->patchinfo ;
MARKTIME(t2) ;
bridge->cpus[7] += t2 - t1 ;
if ( msglvl > 1 ) {
fprintf(msgFile, "\n CPU %8.3f : initialize front matrix", t2 - t1) ;
fflush(msgFile) ;
}
/*
-----------------
factor the matrix
-----------------
*/
nzf = ETree_nFactorEntries(bridge->frontETree, bridge->symmetryflag) ;
nfops = ETree_nFactorOps(bridge->frontETree,
bridge->type, bridge->symmetryflag) ;
if ( msglvl > 1 ) {
fprintf(msgFile,
"\n %d factor entries, %.0f factor ops, %8.3f ratio",
nzf, nfops, nfops/nzf) ;
fflush(msgFile) ;
}
IVzero(16, stats) ;
DVzero(11, cpus) ;
chvmanager = ChvManager_new() ;
ChvManager_init(chvmanager, LOCK_IN_PROCESS, 1) ;
MARKTIME(t1) ;
rootchv = FrontMtx_MT_factorInpMtx(frontmtx, mtxA, bridge->tau,
bridge->droptol, chvmanager, bridge->ownersIV,
bridge->lookahead, perror, cpus, stats, msglvl, msgFile) ;
MARKTIME(t2) ;
IVcopy(6, bridge->stats, stats) ;
bridge->cpus[8] += t2 - t1 ;
if ( msglvl > 1 ) {
fprintf(msgFile, "\n\n CPU %8.3f : factor matrix, %8.3f mflops",
t2 - t1, 1.e-6*nfops/(t2-t1)) ;
fprintf(msgFile,
"\n %8d pivots, %8d pivot tests, %8d delayed vertices"
"\n %d entries in D, %d entries in L, %d entries in U",
stats[0], stats[1], stats[2], stats[3], stats[4], stats[5]) ;
cputotal = cpus[8] ;
if ( cputotal > 0.0 ) {
fprintf(msgFile,
"\n initialize fronts %8.3f %6.2f"
"\n load original entries %8.3f %6.2f"
"\n update fronts %8.3f %6.2f"
"\n assemble postponed data %8.3f %6.2f"
"\n factor fronts %8.3f %6.2f"
"\n extract postponed data %8.3f %6.2f"
"\n store factor entries %8.3f %6.2f"
"\n miscellaneous %8.3f %6.2f"
"\n total time %8.3f",
cpus[0], 100.*cpus[0]/cputotal,
cpus[1], 100.*cpus[1]/cputotal,
cpus[2], 100.*cpus[2]/cputotal,
cpus[3], 100.*cpus[3]/cputotal,
cpus[4], 100.*cpus[4]/cputotal,
cpus[5], 100.*cpus[5]/cputotal,
cpus[6], 100.*cpus[6]/cputotal,
cpus[7], 100.*cpus[7]/cputotal, cputotal) ;
}
}
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n submatrix mananger after factorization") ;
SubMtxManager_writeForHumanEye(mtxmanager, msgFile) ;
fprintf(msgFile, "\n\n chevron mananger after factorization") ;
ChvManager_writeForHumanEye(chvmanager, msgFile) ;
fflush(msgFile) ;
}
if ( msglvl > 3 ) {
fprintf(msgFile, "\n\n front factor matrix") ;
FrontMtx_writeForHumanEye(frontmtx, msgFile) ;
fflush(msgFile) ;
}
ChvManager_free(chvmanager) ;
if ( *perror >= 0 ) {
return(0) ;
}
/*
-----------------------------
post-process the front matrix
-----------------------------
*/
MARKTIME(t1) ;
FrontMtx_postProcess(frontmtx, msglvl, msgFile) ;
MARKTIME(t2) ;
bridge->cpus[9] += t2 - t1 ;
if ( msglvl > 1 ) {
fprintf(msgFile,
"\n\n CPU %8.3f : post-process the matrix", t2 - t1) ;
fflush(msgFile) ;
}
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n submatrix mananger after post-processing") ;
SubMtxManager_writeForHumanEye(frontmtx->manager, msgFile) ;
fflush(msgFile) ;
}
if ( msglvl > 3 ) {
fprintf(msgFile, "\n\n front factor matrix after post-processing") ;
FrontMtx_writeForHumanEye(frontmtx, msgFile) ;
fflush(msgFile) ;
}
/*--------------------------------------------------------------------*/
MARKTIME(t2) ;
bridge->cpus[10] += t2 - t0 ;
if ( msglvl > 1 ) {
fprintf(msgFile, "\n\n CPU %8.3f : total factor time", t2 - t0) ;
fflush(msgFile) ;
}
return(1) ; }
/*
----------------------------------------------------
determine the range of the matrix,
i.e., the minimum and maximum rows and columns
if pmincol != NULL then *pmincol = minimum column id
if pmaxcol != NULL then *pmaxcol = maximum column id
if pminrow != NULL then *pminrow = minimum row id
if pmaxrow != NULL then *pmaxrow = maximum row id
return value ---
1 -- normal return
-1 -- mtx is NULL
-2 -- no entries in the matrix
-3 -- invalid coordinate type
created -- 98oct15, cca
----------------------------------------------------
*/
int
InpMtx_range (
InpMtx *mtx,
int *pmincol,
int *pmaxcol,
int *pminrow,
int *pmaxrow
) {
int maxcol, maxrow, mincol, minrow, nent ;
/*
---------------
check the input
---------------
*/
if ( mtx == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_range()"
"\n mtx is NULL\n") ;
return(-1) ;
}
if ( (nent = mtx->nent) <= 0 ) {
fprintf(stderr, "\n fatal error in InpMtx_range()"
"\n %d entries\n", nent) ;
return(-2) ;
}
if ( INPMTX_IS_BY_ROWS(mtx) ) {
int *rowind = InpMtx_ivec1(mtx) ;
int *colind = InpMtx_ivec2(mtx) ;
int col, ii, row ;
minrow = maxrow = rowind[0] ;
mincol = maxcol = colind[0] ;
for ( ii = 1 ; ii < nent ; ii++ ) {
row = rowind[ii] ;
col = colind[ii] ;
if ( minrow > row ) {
minrow = row ;
} else if ( maxrow < row ) {
maxrow = row ;
}
if ( mincol > col ) {
mincol = col ;
} else if ( maxcol < col ) {
maxcol = col ;
}
}
} else if ( INPMTX_IS_BY_COLUMNS(mtx) ) {
int *rowind = InpMtx_ivec2(mtx) ;
int *colind = InpMtx_ivec1(mtx) ;
int col, ii, row ;
minrow = maxrow = rowind[0] ;
mincol = maxcol = colind[0] ;
for ( ii = 1 ; ii < nent ; ii++ ) {
row = rowind[ii] ;
col = colind[ii] ;
if ( minrow > row ) {
minrow = row ;
} else if ( maxrow < row ) {
maxrow = row ;
}
if ( mincol > col ) {
mincol = col ;
} else if ( maxcol < col ) {
maxcol = col ;
}
}
} else if ( INPMTX_IS_BY_CHEVRONS(mtx) ) {
int *chvind = InpMtx_ivec1(mtx) ;
int *offsets = InpMtx_ivec2(mtx) ;
int col, ii, off, row ;
if ( (off = offsets[0]) >= 0 ) {
row = chvind[0], col = row + off ;
} else {
col = chvind[0], row = col - off ;
}
minrow = maxrow = row ;
mincol = maxcol = col ;
for ( ii = 1 ; ii < nent ; ii++ ) {
if ( (off = offsets[ii]) >= 0 ) {
row = chvind[ii], col = row + off ;
} else {
col = chvind[ii], row = col - off ;
}
if ( minrow > row ) {
minrow = row ;
} else if ( maxrow < row ) {
maxrow = row ;
}
if ( mincol > col ) {
mincol = col ;
} else if ( maxcol < col ) {
maxcol = col ;
}
}
} else {
fprintf(stderr, "\n fatal error in InpMtx_range()"
"\n invalid coordType %d\n", mtx->coordType) ;
return(-3) ;
}
if ( pmincol != NULL ) { *pmincol = mincol ; }
if ( pmaxcol != NULL ) { *pmaxcol = maxcol ; }
if ( pminrow != NULL ) { *pminrow = minrow ; }
if ( pmaxrow != NULL ) { *pmaxrow = maxrow ; }
return(1) ; }
/*
----------------------------------
drop entries in the upper triangle
created -- 98jan28, cca
----------------------------------
*/
void
InpMtx_dropUpperTriangle (
InpMtx *inpmtx
) {
double *dvec ;
int count, ii, nent ;
int *ivec1, *ivec2 ;
/*
---------------
check the input
---------------
*/
if ( inpmtx == NULL ) {
fprintf(stderr, "\n fatal error in InpMtx_dropUpperTriangle(%p)"
"\n bad input\n", inpmtx) ;
exit(-1) ;
}
if ( !( INPMTX_IS_BY_ROWS(inpmtx)
|| INPMTX_IS_BY_COLUMNS(inpmtx)
|| INPMTX_IS_BY_CHEVRONS(inpmtx) ) ) {
fprintf(stderr, "\n fatal error in InpMtx_dropUpperTriangle(%p)"
"\n bad coordType \n", inpmtx) ;
exit(-1) ;
}
nent = inpmtx->nent ;
ivec1 = InpMtx_ivec1(inpmtx) ;
ivec2 = InpMtx_ivec2(inpmtx) ;
count = 0 ;
if ( INPMTX_IS_REAL_ENTRIES(inpmtx)
|| INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
dvec = InpMtx_dvec(inpmtx) ;
}
if ( INPMTX_IS_BY_ROWS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
if ( ivec1[ii] >= ivec2[ii] ) {
ivec1[count] = ivec1[ii] ;
ivec2[count] = ivec2[ii] ;
if ( INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
dvec[count] = dvec[ii] ;
} else if ( INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
dvec[2*count] = dvec[2*ii] ;
dvec[2*count+1] = dvec[2*ii+1] ;
}
count++ ;
}
}
} else if ( INPMTX_IS_BY_COLUMNS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
if ( ivec1[ii] <= ivec2[ii] ) {
ivec1[count] = ivec1[ii] ;
ivec2[count] = ivec2[ii] ;
if ( INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
dvec[count] = dvec[ii] ;
} else if ( INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
dvec[2*count] = dvec[2*ii] ;
dvec[2*count+1] = dvec[2*ii+1] ;
}
count++ ;
}
}
} else if ( INPMTX_IS_BY_CHEVRONS(inpmtx) ) {
for ( ii = 0 ; ii < nent ; ii++ ) {
if ( ivec2[ii] <= 0 ) {
ivec1[count] = ivec1[ii] ;
ivec2[count] = ivec2[ii] ;
if ( INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
dvec[count] = dvec[ii] ;
} else if ( INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
dvec[2*count] = dvec[2*ii] ;
dvec[2*count+1] = dvec[2*ii+1] ;
}
count++ ;
}
}
}
inpmtx->nent = count ;
IV_setSize(&inpmtx->ivec1IV, count) ;
IV_setSize(&inpmtx->ivec2IV, count) ;
if ( INPMTX_IS_REAL_ENTRIES(inpmtx)
|| INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
DV_setSize(&inpmtx->dvecDV, count) ;
}
return ; }
/*
-----------------------
input a matrix
created -- 98jan28, cca
-----------------------
*/
static void
inputMatrix (
InpMtx *inpmtx,
int nrow,
int ncol,
int rowstride,
int colstride,
int rowind[],
int colind[],
double mtxent[]
) {
int col, ii, jj, kk, nent, row ;
int *ivec1, *ivec2 ;
prepareToAddNewEntries(inpmtx, nrow*ncol) ;
nent = inpmtx->nent ;
ivec1 = IV_entries(&inpmtx->ivec1IV) ;
ivec2 = IV_entries(&inpmtx->ivec2IV) ;
if ( INPMTX_IS_BY_ROWS(inpmtx) ) {
for ( jj = 0, kk = nent ; jj < ncol ; jj++ ) {
col = colind[jj] ;
for ( ii = 0 ; ii < nrow ; ii++, kk++ ) {
row = rowind[ii] ;
ivec1[kk] = row ;
ivec2[kk] = col ;
}
}
} else if ( INPMTX_IS_BY_COLUMNS(inpmtx) ) {
for ( jj = 0, kk = nent ; jj < ncol ; jj++ ) {
col = colind[jj] ;
for ( ii = 0 ; ii < nrow ; ii++, kk++ ) {
row = rowind[ii] ;
ivec1[kk] = col ;
ivec2[kk] = row ;
}
}
} else if ( INPMTX_IS_BY_CHEVRONS(inpmtx) ) {
for ( jj = 0, kk = nent ; jj < ncol ; jj++ ) {
col = colind[jj] ;
for ( ii = 0 ; ii < nrow ; ii++, kk++ ) {
row = rowind[ii] ;
if ( row <= col ) {
ivec1[kk] = row ;
} else {
ivec1[kk] = col ;
}
ivec2[kk] = col - row ;
}
}
}
IV_setSize(&inpmtx->ivec1IV, nent + nrow*ncol) ;
IV_setSize(&inpmtx->ivec2IV, nent + nrow*ncol) ;
if ( INPMTX_IS_REAL_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) ;
int ij ;
for ( jj = 0, kk = nent ; jj < ncol ; jj++ ) {
for ( ii = 0 ; ii < nrow ; ii++, kk++ ) {
ij = ii*rowstride + jj*colstride ;
dvec[kk] = mtxent[ij] ;
}
}
DV_setSize(&inpmtx->dvecDV, nent + nrow*ncol) ;
} if ( INPMTX_IS_COMPLEX_ENTRIES(inpmtx) ) {
double *dvec = DV_entries(&inpmtx->dvecDV) ;
int ij ;
for ( jj = 0, kk = nent ; jj < ncol ; jj++ ) {
for ( ii = 0 ; ii < nrow ; ii++, kk++ ) {
ij = ii*rowstride + jj*colstride ;
dvec[2*kk] = mtxent[2*ij] ;
dvec[2*kk+1] = mtxent[2*ij+1] ;
}
}
DV_setSize(&inpmtx->dvecDV, 2*(nent + nrow*ncol)) ;
}
inpmtx->nent += nrow*ncol ;
inpmtx->storageMode = INPMTX_RAW_DATA ;
return ; }
