hypre/multivector/backup.c

578 lines
13 KiB
C

/*BHEADER**********************************************************************
* Copyright (c) 2008, Lawrence Livermore National Security, LLC.
* Produced at the Lawrence Livermore National Laboratory.
* This file is part of HYPRE. See file COPYRIGHT for details.
*
* HYPRE is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License (as published by the Free
* Software Foundation) version 2.1 dated February 1999.
*
* $Revision$
***********************************************************************EHEADER*/
#include <assert.h>
#include <math.h>
#include "temp_multivector.h"
void*
hypre_TempMultiVectorCreateFromSampleVector( void* ii_, HYPRE_Int n, void* sample ) {
HYPRE_Int i;
hypre_TempMultiVector* data;
HYPRE_InterfaceInterpreter* ii = (HYPRE_InterfaceInterpreter*)ii_;
data = (hypre_TempMultiVector*) malloc(sizeof(hypre_TempMultiVector));
hypre_assert( data != NULL );
data->interpreter = ii;
data->numVectors = n;
data->vector = (void**) calloc( n, sizeof(void*) );
hypre_assert( data->vector != NULL );
data->ownsVectors = 1;
data->mask = NULL;
data->ownsMask = 0;
for ( i = 0; i < n; i++ )
data->vector[i] = (ii->CreateVector)(sample);
return data;
}
void*
hypre_TempMultiVectorCreateCopy( void* src_, HYPRE_Int copyValues ) {
HYPRE_Int i, n;
hypre_TempMultiVector* src;
hypre_TempMultiVector* dest;
src = (hypre_TempMultiVector*)src_;
hypre_assert( src != NULL );
n = src->numVectors;
dest = hypre_TempMultiVectorCreateFromSampleVector( src->interpreter,
n, src->vector[0] );
if ( copyValues )
for ( i = 0; i < n; i++ ) {
(dest->interpreter->CopyVector)(src->vector[i],dest->vector[i]);
}
return dest;
}
void
hypre_TempMultiVectorDestroy( void* v_ ) {
HYPRE_Int i;
hypre_TempMultiVector* data = (hypre_TempMultiVector*)v_;
if ( data == NULL )
return;
if ( data->ownsVectors && data->vector != NULL ) {
for ( i = 0; i < data->numVectors; i++ )
(data->interpreter->DestroyVector)(data->vector[i]);
free(data->vector);
}
if ( data->mask && data->ownsMask )
free(data->mask);
free(data);
}
HYPRE_Int
hypre_TempMultiVectorWidth( void* v ) {
hypre_TempMultiVector* data = (hypre_TempMultiVector*)v;
if ( data == NULL )
return 0;
return data->numVectors;
}
HYPRE_Int
hypre_TempMultiVectorHeight( void* v ) {
return 0;
}
void
hypre_TempMultiVectorSetMask( void* v, HYPRE_Int* mask ) {
hypre_TempMultiVector* data = (hypre_TempMultiVector*)v;
hypre_assert( data != NULL );
data->mask = mask;
data->ownsMask = 0;
}
void
hypre_TempMultiVectorClear( void* v ) {
HYPRE_Int i;
hypre_TempMultiVector* data = (hypre_TempMultiVector*)v;
hypre_assert( data != NULL );
for ( i = 0; i < data->numVectors; i++ )
if ( data->mask == NULL || (data->mask)[i] )
(data->interpreter->ClearVector)(data->vector[i]);
}
void
hypre_TempMultiVectorSetRandom( void* v, HYPRE_Int seed ) {
HYPRE_Int i;
hypre_TempMultiVector* data = (hypre_TempMultiVector*)v;
hypre_assert( data != NULL );
srand( seed );
for ( i = 0; i < data->numVectors; i++ ) {
if ( data->mask == NULL || (data->mask)[i] ) {
seed = rand();
(data->interpreter->SetRandomValues)(data->vector[i],seed);
}
}
}
void
hypre_collectVectorPtr( HYPRE_Int* mask, hypre_TempMultiVector* x, void** px ) {
HYPRE_Int ix, jx;
if ( mask != NULL ) {
for ( ix = 0, jx = 0; ix < x->numVectors; ix++ )
if ( mask[ix] )
px[jx++] = x->vector[ix];
}
else
for ( ix = 0; ix < x->numVectors; ix++ )
px[ix] = x->vector[ix];
}
void
hypre_TempMultiVectorCopy( void* src, void* dest ) {
HYPRE_Int i, ms, md;
void** ps;
void** pd;
hypre_TempMultiVector* srcData = (hypre_TempMultiVector*)src;
hypre_TempMultiVector* destData = (hypre_TempMultiVector*)dest;
hypre_assert( srcData != NULL && destData != NULL );
ms = aux_maskCount( srcData->numVectors, srcData->mask );
md = aux_maskCount( destData->numVectors, destData->mask );
hypre_assert( ms == md );
ps = (void**) calloc( ms, sizeof(void*) );
hypre_assert( ps != NULL );
pd = (void**) calloc( md, sizeof(void*) );
hypre_assert( pd != NULL );
hypre_collectVectorPtr( srcData->mask, srcData, ps );
hypre_collectVectorPtr( destData->mask, destData, pd );
for ( i = 0; i < ms; i++ )
(srcData->interpreter->CopyVector)(ps[i],pd[i]);
free(ps);
free(pd);
}
void
hypre_TempMultiVectorAxpy( double a, void* x_, void* y_ ) {
HYPRE_Int i, mx, my;
void** px;
void** py;
hypre_TempMultiVector* xData;
hypre_TempMultiVector* yData;
xData = (hypre_TempMultiVector*)x_;
yData = (hypre_TempMultiVector*)y_;
hypre_assert( xData != NULL && yData != NULL );
mx = aux_maskCount( xData->numVectors, xData->mask );
my = aux_maskCount( yData->numVectors, yData->mask );
hypre_assert( mx == my );
px = (void**) calloc( mx, sizeof(void*) );
hypre_assert( px != NULL );
py = (void**) calloc( my, sizeof(void*) );
hypre_assert( py != NULL );
hypre_collectVectorPtr( xData->mask, xData, px );
hypre_collectVectorPtr( yData->mask, yData, py );
for ( i = 0; i < mx; i++ )
(xData->interpreter->Axpy)(a,px[i],py[i]);
free(px);
free(py);
}
void
hypre_TempMultiVectorByMultiVector( void* x_, void* y_,
HYPRE_Int xyGHeight, HYPRE_Int xyHeight,
HYPRE_Int xyWidth, double* xyVal ) {
/* xy = x'*y */
HYPRE_Int ix, iy, mx, my, jxy;
double* p;
void** px;
void** py;
hypre_TempMultiVector* xData;
hypre_TempMultiVector* yData;
xData = (hypre_TempMultiVector*)x_;
yData = (hypre_TempMultiVector*)y_;
hypre_assert( xData != NULL && yData != NULL );
mx = aux_maskCount( xData->numVectors, xData->mask );
hypre_assert( mx == xyHeight );
my = aux_maskCount( yData->numVectors, yData->mask );
hypre_assert( my == xyWidth );
px = (void**) calloc( mx, sizeof(void*) );
hypre_assert( px != NULL );
py = (void**) calloc( my, sizeof(void*) );
hypre_assert( py != NULL );
hypre_collectVectorPtr( xData->mask, xData, px );
hypre_collectVectorPtr( yData->mask, yData, py );
jxy = xyGHeight - xyHeight;
for ( iy = 0, p = xyVal; iy < my; iy++ ) {
for ( ix = 0; ix < mx; ix++, p++ )
*p = (xData->interpreter->InnerProd)(px[ix],py[iy]);
p += jxy;
}
free(px);
free(py);
}
void
hypre_TempMultiVectorByMultiVectorDiag( void* x_, void* y_,
HYPRE_Int* mask, HYPRE_Int n, double* diag ) {
/* diag = diag(x'*y) */
HYPRE_Int i, mx, my, m;
void** px;
void** py;
HYPRE_Int* index;
hypre_TempMultiVector* xData;
hypre_TempMultiVector* yData;
xData = (hypre_TempMultiVector*)x_;
yData = (hypre_TempMultiVector*)y_;
hypre_assert( xData != NULL && yData != NULL );
mx = aux_maskCount( xData->numVectors, xData->mask );
my = aux_maskCount( yData->numVectors, yData->mask );
m = aux_maskCount( n, mask );
hypre_assert( mx == my && mx == m );
px = (void**) calloc( mx, sizeof(void*) );
hypre_assert( px != NULL );
py = (void**) calloc( my, sizeof(void*) );
hypre_assert( py != NULL );
hypre_collectVectorPtr( xData->mask, xData, px );
hypre_collectVectorPtr( yData->mask, yData, py );
index = (HYPRE_Int*)calloc( m, sizeof(HYPRE_Int) );
aux_indexFromMask( n, mask, index );
for ( i = 0; i < m; i++ )
*(diag+index[i]-1) = (xData->interpreter->InnerProd)(px[i],py[i]);
free(index);
free(px);
free(py);
}
void
hypre_TempMultiVectorByMatrix( void* x_,
HYPRE_Int rGHeight, HYPRE_Int rHeight,
HYPRE_Int rWidth, double* rVal,
void* y_ ) {
HYPRE_Int i, j, jump;
HYPRE_Int mx, my;
double* p;
void** px;
void** py;
hypre_TempMultiVector* xData;
hypre_TempMultiVector* yData;
xData = (hypre_TempMultiVector*)x_;
yData = (hypre_TempMultiVector*)y_;
hypre_assert( xData != NULL && yData != NULL );
mx = aux_maskCount( xData->numVectors, xData->mask );
my = aux_maskCount( yData->numVectors, yData->mask );
hypre_assert( mx == rHeight && my == rWidth );
px = (void**) calloc( mx, sizeof(void*) );
hypre_assert( px != NULL );
py = (void**) calloc( my, sizeof(void*) );
hypre_assert( py != NULL );
hypre_collectVectorPtr( xData->mask, xData, px );
hypre_collectVectorPtr( yData->mask, yData, py );
jump = rGHeight - rHeight;
for ( j = 0, p = rVal; j < my; j++ ) {
(xData->interpreter->ClearVector)( py[j] );
for ( i = 0; i < mx; i++, p++ )
(xData->interpreter->Axpy)(*p,px[i],py[j]);
p += jump;
}
free(px);
free(py);
}
void
hypre_TempMultiVectorXapy( void* x_,
HYPRE_Int rGHeight, HYPRE_Int rHeight,
HYPRE_Int rWidth, double* rVal,
void* y_ ) {
HYPRE_Int i, j, jump;
HYPRE_Int mx, my;
double* p;
void** px;
void** py;
hypre_TempMultiVector* xData;
hypre_TempMultiVector* yData;
xData = (hypre_TempMultiVector*)x_;
yData = (hypre_TempMultiVector*)y_;
hypre_assert( xData != NULL && yData != NULL );
mx = aux_maskCount( xData->numVectors, xData->mask );
my = aux_maskCount( yData->numVectors, yData->mask );
hypre_assert( mx == rHeight && my == rWidth );
px = (void**) calloc( mx, sizeof(void*) );
hypre_assert( px != NULL );
py = (void**) calloc( my, sizeof(void*) );
hypre_assert( py != NULL );
hypre_collectVectorPtr( xData->mask, xData, px );
hypre_collectVectorPtr( yData->mask, yData, py );
jump = rGHeight - rHeight;
for ( j = 0, p = rVal; j < my; j++ ) {
for ( i = 0; i < mx; i++, p++ )
(xData->interpreter->Axpy)(*p,px[i],py[j]);
p += jump;
}
free(px);
free(py);
}
void
hypre_TempMultiVectorByDiagonal( void* x_,
HYPRE_Int* mask, HYPRE_Int n, double* diag,
void* y_ ) {
HYPRE_Int j;
HYPRE_Int mx, my, m;
void** px;
void** py;
HYPRE_Int* index;
hypre_TempMultiVector* xData;
hypre_TempMultiVector* yData;
xData = (hypre_TempMultiVector*)x_;
yData = (hypre_TempMultiVector*)y_;
hypre_assert( xData != NULL && yData != NULL );
mx = aux_maskCount( xData->numVectors, xData->mask );
my = aux_maskCount( yData->numVectors, yData->mask );
m = aux_maskCount( n, mask );
hypre_assert( mx == m && my == m );
if ( m < 1 )
return;
px = (void**) calloc( mx, sizeof(void*) );
hypre_assert( px != NULL );
py = (void**) calloc( my, sizeof(void*) );
hypre_assert( py != NULL );
index = (HYPRE_Int*)calloc( m, sizeof(HYPRE_Int) );
aux_indexFromMask( n, mask, index );
hypre_collectVectorPtr( xData->mask, xData, px );
hypre_collectVectorPtr( yData->mask, yData, py );
for ( j = 0; j < my; j++ ) {
(xData->interpreter->ClearVector)(py[j]);
(xData->interpreter->Axpy)(diag[index[j]-1],px[j],py[j]);
}
free(px);
free(py);
free( index );
}
void
hypre_TempMultiVectorEval( void (*f)( void*, void*, void* ), void* par,
void* x_, void* y_ ) {
HYPRE_Int i, mx, my;
void** px;
void** py;
hypre_TempMultiVector* x;
hypre_TempMultiVector* y;
x = (hypre_TempMultiVector*)x_;
y = (hypre_TempMultiVector*)y_;
hypre_assert( x != NULL && y != NULL );
if ( f == NULL ) {
hypre_TempMultiVectorCopy( x, y );
return;
}
mx = aux_maskCount( x->numVectors, x->mask );
my = aux_maskCount( y->numVectors, y->mask );
hypre_assert( mx == my );
px = (void**) calloc( mx, sizeof(void*) );
hypre_assert( px != NULL );
py = (void**) calloc( my, sizeof(void*) );
hypre_assert( py != NULL );
hypre_collectVectorPtr( x->mask, x, px );
hypre_collectVectorPtr( y->mask, y, py );
for ( i = 0; i < mx; i++ )
f( par, (void*)px[i], (void*)py[i] );
free(px);
free(py);
}
HYPRE_Int
hypre_TempMultiVectorPrint( void* x_, const char* fileName ) {
HYPRE_Int i, ierr;
hypre_TempMultiVector* x;
char fullName[128];
x = (hypre_TempMultiVector*)x_;
hypre_assert( x != NULL );
if ( x->interpreter->PrintVector == NULL )
return 1;
ierr = 0;
for ( i = 0; i < x->numVectors; i++ ) {
hypre_sprintf( fullName, "%s.%d", fileName, i );
ierr = ierr ||
(x->interpreter->PrintVector)( x->vector[i], fullName );
}
return ierr;
}
void*
hypre_TempMultiVectorRead( MPI_Comm comm, void* ii_, const char* fileName ) {
HYPRE_Int i, n, id;
FILE* fp;
char fullName[128];
hypre_TempMultiVector* x;
HYPRE_InterfaceInterpreter* ii = (HYPRE_InterfaceInterpreter*)ii_;
if ( ii->ReadVector == NULL )
return NULL;
hypre_MPI_Comm_rank( comm, &id );
n = 0;
do {
hypre_sprintf( fullName, "%s.%d.%d", fileName, n, id );
if ( (fp = fopen(fullName, "r")) ) {
n++;
fclose( fp );
}
} while ( fp );
x = (hypre_TempMultiVector*) malloc(sizeof(hypre_TempMultiVector));
hypre_assert( x != NULL );
x->interpreter = ii;
x->numVectors = n;
x->vector = (void**) calloc( n, sizeof(void*) );
hypre_assert( x->vector != NULL );
x->ownsVectors = 1;
for ( i = 0; i < n; i++ ) {
hypre_sprintf( fullName, "%s.%d", fileName, i );
x->vector[i] = (ii->ReadVector)( comm, fullName );
}
x->mask = NULL;
x->ownsMask = 0;
return x;
}
HYPRE_Int
aux_maskCount( HYPRE_Int n, HYPRE_Int* mask ) {
HYPRE_Int i, m;
if ( mask == NULL )
return n;
for ( i = m = 0; i < n; i++ )
if ( mask[i] )
m++;
return m;
}
void
aux_indexFromMask( HYPRE_Int n, HYPRE_Int* mask, HYPRE_Int* index ) {
HYPRE_Int i, j;
if ( mask != NULL ) {
for ( i = 0, j = 0; i < n; i++ )
if ( mask[i] )
index[j++] = i + 1;
}
else
for ( i = 0; i < n; i++ )
index[i] = i + 1;
}