3dpcp/.svn/pristine/2e/2e298ea56a22a7f5d50b6890cbfa967acd0ec7a2.svn-base

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2012-09-16 12:33:11 +00:00
//$$ submat.cpp submatrices
// Copyright (C) 1991,2,3,4: R B Davies
#include "include.h"
#include "newmat.h"
#include "newmatrc.h"
#ifdef use_namespace
namespace NEWMAT {
#endif
#ifdef DO_REPORT
#define REPORT { static ExeCounter ExeCount(__LINE__,11); ++ExeCount; }
#else
#define REPORT {}
#endif
/****************************** submatrices *********************************/
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix& BaseMatrix::SubMatrix(int first_row, int last_row, int first_col,
int last_col) const
#else
GetSubMatrix BaseMatrix::SubMatrix(int first_row, int last_row, int first_col,
int last_col) const
#endif
{
REPORT
Tracer tr("SubMatrix");
int a = first_row - 1; int b = last_row - first_row + 1;
int c = first_col - 1; int d = last_col - first_col + 1;
if (a<0 || b<0 || c<0 || d<0) Throw(SubMatrixDimensionException());
// allow zero rows or columns
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix* x = new GetSubMatrix(this, a, b, c, d, false);
MatrixErrorNoSpace(x);
return *x;
#else
return GetSubMatrix(this, a, b, c, d, false);
#endif
}
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix& BaseMatrix::SymSubMatrix(int first_row, int last_row) const
#else
GetSubMatrix BaseMatrix::SymSubMatrix(int first_row, int last_row) const
#endif
{
REPORT
Tracer tr("SubMatrix(symmetric)");
int a = first_row - 1; int b = last_row - first_row + 1;
if (a<0 || b<0) Throw(SubMatrixDimensionException());
// allow zero rows or columns
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix* x = new GetSubMatrix(this, a, b, a, b, true);
MatrixErrorNoSpace(x);
return *x;
#else
return GetSubMatrix( this, a, b, a, b, true);
#endif
}
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix& BaseMatrix::Row(int first_row) const
#else
GetSubMatrix BaseMatrix::Row(int first_row) const
#endif
{
REPORT
Tracer tr("SubMatrix(row)");
int a = first_row - 1;
if (a<0) Throw(SubMatrixDimensionException());
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix* x = new GetSubMatrix(this, a, 1, 0, -1, false);
MatrixErrorNoSpace(x);
return *x;
#else
return GetSubMatrix(this, a, 1, 0, -1, false);
#endif
}
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix& BaseMatrix::Rows(int first_row, int last_row) const
#else
GetSubMatrix BaseMatrix::Rows(int first_row, int last_row) const
#endif
{
REPORT
Tracer tr("SubMatrix(rows)");
int a = first_row - 1; int b = last_row - first_row + 1;
if (a<0 || b<0) Throw(SubMatrixDimensionException());
// allow zero rows or columns
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix* x = new GetSubMatrix(this, a, b, 0, -1, false);
MatrixErrorNoSpace(x);
return *x;
#else
return GetSubMatrix(this, a, b, 0, -1, false);
#endif
}
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix& BaseMatrix::Column(int first_col) const
#else
GetSubMatrix BaseMatrix::Column(int first_col) const
#endif
{
REPORT
Tracer tr("SubMatrix(column)");
int c = first_col - 1;
if (c<0) Throw(SubMatrixDimensionException());
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix* x = new GetSubMatrix(this, 0, -1, c, 1, false);
MatrixErrorNoSpace(x);
return *x;
#else
return GetSubMatrix(this, 0, -1, c, 1, false);
#endif
}
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix& BaseMatrix::Columns(int first_col, int last_col) const
#else
GetSubMatrix BaseMatrix::Columns(int first_col, int last_col) const
#endif
{
REPORT
Tracer tr("SubMatrix(columns)");
int c = first_col - 1; int d = last_col - first_col + 1;
if (c<0 || d<0) Throw(SubMatrixDimensionException());
// allow zero rows or columns
#ifdef TEMPS_DESTROYED_QUICKLY
GetSubMatrix* x = new GetSubMatrix(this, 0, -1, c, d, false);
MatrixErrorNoSpace(x);
return *x;
#else
return GetSubMatrix(this, 0, -1, c, d, false);
#endif
}
void GetSubMatrix::SetUpLHS()
{
REPORT
Tracer tr("SubMatrix(LHS)");
const BaseMatrix* bm1 = bm;
GeneralMatrix* gm1 = ((BaseMatrix*&)bm)->Evaluate();
if ((BaseMatrix*)gm1!=bm1)
Throw(ProgramException("Invalid LHS"));
if (row_number < 0) row_number = gm1->Nrows();
if (col_number < 0) col_number = gm1->Ncols();
if (row_skip+row_number > gm1->Nrows()
|| col_skip+col_number > gm1->Ncols())
Throw(SubMatrixDimensionException());
}
void GetSubMatrix::operator<<(const BaseMatrix& bmx)
{
REPORT
Tracer tr("SubMatrix(<<)"); GeneralMatrix* gmx = 0;
Try
{
SetUpLHS(); gmx = ((BaseMatrix&)bmx).Evaluate();
if (row_number != gmx->Nrows() || col_number != gmx->Ncols())
Throw(IncompatibleDimensionsException());
MatrixRow mrx(gmx, LoadOnEntry);
MatrixRow mr(gm, LoadOnEntry+StoreOnExit+DirectPart, row_skip);
// do need LoadOnEntry
MatrixRowCol sub; int i = row_number;
while (i--)
{
mr.SubRowCol(sub, col_skip, col_number); // put values in sub
sub.Copy(mrx); mr.Next(); mrx.Next();
}
gmx->tDelete();
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
}
CatchAll
{
if (gmx) gmx->tDelete();
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
ReThrow;
}
}
void GetSubMatrix::operator=(const BaseMatrix& bmx)
{
REPORT
Tracer tr("SubMatrix(=)"); GeneralMatrix* gmx = 0;
// MatrixConversionCheck mcc; // Check for loss of info
Try
{
SetUpLHS(); gmx = ((BaseMatrix&)bmx).Evaluate();
if (row_number != gmx->Nrows() || col_number != gmx->Ncols())
Throw(IncompatibleDimensionsException());
LoadAndStoreFlag lasf =
( row_skip == col_skip
&& gm->Type().IsSymmetric()
&& gmx->Type().IsSymmetric() )
? LoadOnEntry+DirectPart
: LoadOnEntry;
MatrixRow mrx(gmx, lasf);
MatrixRow mr(gm, LoadOnEntry+StoreOnExit+DirectPart, row_skip);
// do need LoadOnEntry
MatrixRowCol sub; int i = row_number;
while (i--)
{
mr.SubRowCol(sub, col_skip, col_number); // put values in sub
sub.CopyCheck(mrx); mr.Next(); mrx.Next();
}
gmx->tDelete();
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
}
CatchAll
{
if (gmx) gmx->tDelete();
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
ReThrow;
}
}
void GetSubMatrix::operator<<(const Real* r)
{
REPORT
Tracer tr("SubMatrix(<<Real*)");
SetUpLHS();
if (row_skip+row_number > gm->Nrows() || col_skip+col_number > gm->Ncols())
Throw(SubMatrixDimensionException());
MatrixRow mr(gm, LoadOnEntry+StoreOnExit+DirectPart, row_skip);
// do need LoadOnEntry
MatrixRowCol sub; int i = row_number;
while (i--)
{
mr.SubRowCol(sub, col_skip, col_number); // put values in sub
sub.Copy(r); mr.Next();
}
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
}
void GetSubMatrix::operator=(Real r)
{
REPORT
Tracer tr("SubMatrix(=Real)");
SetUpLHS();
MatrixRow mr(gm, LoadOnEntry+StoreOnExit+DirectPart, row_skip);
// do need LoadOnEntry
MatrixRowCol sub; int i = row_number;
while (i--)
{
mr.SubRowCol(sub, col_skip, col_number); // put values in sub
sub.Copy(r); mr.Next();
}
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
}
void GetSubMatrix::Inject(const GeneralMatrix& gmx)
{
REPORT
Tracer tr("SubMatrix(inject)");
SetUpLHS();
if (row_number != gmx.Nrows() || col_number != gmx.Ncols())
Throw(IncompatibleDimensionsException());
MatrixRow mrx((GeneralMatrix*)(&gmx), LoadOnEntry);
MatrixRow mr(gm, LoadOnEntry+StoreOnExit+DirectPart, row_skip);
// do need LoadOnEntry
MatrixRowCol sub; int i = row_number;
while (i--)
{
mr.SubRowCol(sub, col_skip, col_number); // put values in sub
sub.Inject(mrx); mr.Next(); mrx.Next();
}
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
}
void GetSubMatrix::operator+=(const BaseMatrix& bmx)
{
REPORT
Tracer tr("SubMatrix(+=)"); GeneralMatrix* gmx = 0;
// MatrixConversionCheck mcc; // Check for loss of info
Try
{
SetUpLHS(); gmx = ((BaseMatrix&)bmx).Evaluate();
if (row_number != gmx->Nrows() || col_number != gmx->Ncols())
Throw(IncompatibleDimensionsException());
MatrixRow mrx(gmx, LoadOnEntry);
MatrixRow mr(gm, LoadOnEntry+StoreOnExit+DirectPart, row_skip);
// do need LoadOnEntry
MatrixRowCol sub; int i = row_number;
while (i--)
{
mr.SubRowCol(sub, col_skip, col_number); // put values in sub
sub.Check(mrx); // check for loss of info
sub.Add(mrx); mr.Next(); mrx.Next();
}
gmx->tDelete();
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
}
CatchAll
{
if (gmx) gmx->tDelete();
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
ReThrow;
}
}
void GetSubMatrix::operator-=(const BaseMatrix& bmx)
{
REPORT
Tracer tr("SubMatrix(-=)"); GeneralMatrix* gmx = 0;
// MatrixConversionCheck mcc; // Check for loss of info
Try
{
SetUpLHS(); gmx = ((BaseMatrix&)bmx).Evaluate();
if (row_number != gmx->Nrows() || col_number != gmx->Ncols())
Throw(IncompatibleDimensionsException());
MatrixRow mrx(gmx, LoadOnEntry);
MatrixRow mr(gm, LoadOnEntry+StoreOnExit+DirectPart, row_skip);
// do need LoadOnEntry
MatrixRowCol sub; int i = row_number;
while (i--)
{
mr.SubRowCol(sub, col_skip, col_number); // put values in sub
sub.Check(mrx); // check for loss of info
sub.Sub(mrx); mr.Next(); mrx.Next();
}
gmx->tDelete();
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
}
CatchAll
{
if (gmx) gmx->tDelete();
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
ReThrow;
}
}
void GetSubMatrix::operator+=(Real r)
{
REPORT
Tracer tr("SubMatrix(+= or -= Real)");
// MatrixConversionCheck mcc; // Check for loss of info
Try
{
SetUpLHS();
MatrixRow mr(gm, LoadOnEntry+StoreOnExit+DirectPart, row_skip);
// do need LoadOnEntry
MatrixRowCol sub; int i = row_number;
while (i--)
{
mr.SubRowCol(sub, col_skip, col_number); // put values in sub
sub.Check(); // check for loss of info
sub.Add(r); mr.Next();
}
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
}
CatchAll
{
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
ReThrow;
}
}
void GetSubMatrix::operator*=(Real r)
{
REPORT
Tracer tr("SubMatrix(*= or /= Real)");
// MatrixConversionCheck mcc; // Check for loss of info
Try
{
SetUpLHS();
MatrixRow mr(gm, LoadOnEntry+StoreOnExit+DirectPart, row_skip);
// do need LoadOnEntry
MatrixRowCol sub; int i = row_number;
while (i--)
{
mr.SubRowCol(sub, col_skip, col_number); // put values in sub
sub.Multiply(r); mr.Next();
}
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
}
CatchAll
{
#ifdef TEMPS_DESTROYED_QUICKLY
delete this;
#endif
ReThrow;
}
}
#ifdef use_namespace
}
#endif