newmat6.cpp

非常好用的用C编写的矩阵类,可在不同编译器下编译使用.

void GeneralMatrix::operator<<(const int* r)
{
   REPORT
   int i = storage; Real* s=store;
   while(i--) *s++ = (Real)*r++;
}


void GenericMatrix::operator=(const GenericMatrix& bmx)
{
   if (&bmx != this) { REPORT if (gm) delete gm; gm = bmx.gm->Image();}
   else { REPORT }
   gm->Protect();
}

void GenericMatrix::operator=(const BaseMatrix& bmx)
{
   if (gm)
   {
      int counter=bmx.search(gm);
      if (counter==0) { REPORT delete gm; gm=0; }
      else { REPORT gm->Release(counter); }
   }
   else { REPORT }
   GeneralMatrix* gmx = ((BaseMatrix&)bmx).Evaluate();
   if (gmx != gm) { REPORT if (gm) delete gm; gm = gmx->Image(); }
   else { REPORT }
   gm->Protect();
}


/*************************** += etc ***************************************/


// GeneralMatrix operators

void GeneralMatrix::operator+=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GeneralMatrix::operator+=");
   // MatrixConversionCheck mcc;
   Protect();                                   // so it cannot get deleted
						// during Evaluate
   GeneralMatrix* gm = ((BaseMatrix&)X).Evaluate();
   AddedMatrix am(this,gm);
   if (gm==this) Release(2); else Release();
   Eq2(am,type());
}

void GeneralMatrix::operator-=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GeneralMatrix::operator-=");
   // MatrixConversionCheck mcc;
   Protect();                                   // so it cannot get deleted
						// during Evaluate
   GeneralMatrix* gm = ((BaseMatrix&)X).Evaluate();
   SubtractedMatrix am(this,gm);
   if (gm==this) Release(2); else Release();
   Eq2(am,type());
}

void GeneralMatrix::operator*=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GeneralMatrix::operator*=");
   // MatrixConversionCheck mcc;
   Protect();                                   // so it cannot get deleted
						// during Evaluate
   GeneralMatrix* gm = ((BaseMatrix&)X).Evaluate();
   MultipliedMatrix am(this,gm);
   if (gm==this) Release(2); else Release();
   Eq2(am,type());
}

void GeneralMatrix::operator|=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GeneralMatrix::operator|=");
   // MatrixConversionCheck mcc;
   Protect();                                   // so it cannot get deleted
						// during Evaluate
   GeneralMatrix* gm = ((BaseMatrix&)X).Evaluate();
   ConcatenatedMatrix am(this,gm);
   if (gm==this) Release(2); else Release();
   Eq2(am,type());
}

void GeneralMatrix::operator&=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GeneralMatrix::operator&=");
   // MatrixConversionCheck mcc;
   Protect();                                   // so it cannot get deleted
						// during Evaluate
   GeneralMatrix* gm = ((BaseMatrix&)X).Evaluate();
   StackedMatrix am(this,gm);
   if (gm==this) Release(2); else Release();
   Eq2(am,type());
}

void GeneralMatrix::operator+=(Real r)
{
   REPORT
   Tracer tr("GeneralMatrix::operator+=(Real)");
   // MatrixConversionCheck mcc;
   ShiftedMatrix am(this,r);
   Release(); Eq2(am,type());
}

void GeneralMatrix::operator*=(Real r)
{
   REPORT
   Tracer tr("GeneralMatrix::operator*=(Real)");
   // MatrixConversionCheck mcc;
   ScaledMatrix am(this,r);
   Release(); Eq2(am,type());
}


// Generic matrix operators

void GenericMatrix::operator+=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GenericMatrix::operator+=");
   if (!gm) Throw(ProgramException("GenericMatrix is null"));
   gm->Protect();            // so it cannot get deleted during Evaluate
   GeneralMatrix* gmx = ((BaseMatrix&)X).Evaluate();
   AddedMatrix am(gm,gmx);
   if (gmx==gm) gm->Release(2); else gm->Release();
   GeneralMatrix* gmy = am.Evaluate();
   if (gmy != gm) { REPORT delete gm; gm = gmy->Image(); }
   else { REPORT }
   gm->Protect();
}

void GenericMatrix::operator-=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GenericMatrix::operator-=");
   if (!gm) Throw(ProgramException("GenericMatrix is null"));
   gm->Protect();            // so it cannot get deleted during Evaluate
   GeneralMatrix* gmx = ((BaseMatrix&)X).Evaluate();
   SubtractedMatrix am(gm,gmx);
   if (gmx==gm) gm->Release(2); else gm->Release();
   GeneralMatrix* gmy = am.Evaluate();
   if (gmy != gm) { REPORT delete gm; gm = gmy->Image(); }
   else { REPORT }
   gm->Protect();
}

void GenericMatrix::operator*=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GenericMatrix::operator*=");
   if (!gm) Throw(ProgramException("GenericMatrix is null"));
   gm->Protect();            // so it cannot get deleted during Evaluate
   GeneralMatrix* gmx = ((BaseMatrix&)X).Evaluate();
   MultipliedMatrix am(gm,gmx);
   if (gmx==gm) gm->Release(2); else gm->Release();
   GeneralMatrix* gmy = am.Evaluate();
   if (gmy != gm) { REPORT delete gm; gm = gmy->Image(); }
   else { REPORT }
   gm->Protect();
}

void GenericMatrix::operator|=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GenericMatrix::operator|=");
   if (!gm) Throw(ProgramException("GenericMatrix is null"));
   gm->Protect();            // so it cannot get deleted during Evaluate
   GeneralMatrix* gmx = ((BaseMatrix&)X).Evaluate();
   ConcatenatedMatrix am(gm,gmx);
   if (gmx==gm) gm->Release(2); else gm->Release();
   GeneralMatrix* gmy = am.Evaluate();
   if (gmy != gm) { REPORT delete gm; gm = gmy->Image(); }
   else { REPORT }
   gm->Protect();
}

void GenericMatrix::operator&=(const BaseMatrix& X)
{
   REPORT
   Tracer tr("GenericMatrix::operator&=");
   if (!gm) Throw(ProgramException("GenericMatrix is null"));
   gm->Protect();            // so it cannot get deleted during Evaluate
   GeneralMatrix* gmx = ((BaseMatrix&)X).Evaluate();
   StackedMatrix am(gm,gmx);
   if (gmx==gm) gm->Release(2); else gm->Release();
   GeneralMatrix* gmy = am.Evaluate();
   if (gmy != gm) { REPORT delete gm; gm = gmy->Image(); }
   else { REPORT }
   gm->Protect();
}

void GenericMatrix::operator+=(Real r)
{
   REPORT
   Tracer tr("GenericMatrix::operator+= (Real)");
   if (!gm) Throw(ProgramException("GenericMatrix is null"));
   ShiftedMatrix am(gm,r);
   gm->Release();
   GeneralMatrix* gmy = am.Evaluate();
   if (gmy != gm) { REPORT delete gm; gm = gmy->Image(); }
   else { REPORT }
   gm->Protect();
}

void GenericMatrix::operator*=(Real r)
{
   REPORT
   Tracer tr("GenericMatrix::operator*= (Real)");
   if (!gm) Throw(ProgramException("GenericMatrix is null"));
   ScaledMatrix am(gm,r);
   gm->Release();
   GeneralMatrix* gmy = am.Evaluate();
   if (gmy != gm) { REPORT delete gm; gm = gmy->Image(); }
   else { REPORT }
   gm->Protect();
}


/************************* element access *********************************/

Real& Matrix::element(int m, int n)
{
   REPORT
   if (m<0 || m>= nrows_val || n<0 || n>= ncols_val)
      Throw(IndexException(m,n,*this,true));
   return store[m*ncols_val+n];
}

Real Matrix::element(int m, int n) const
{
   REPORT
   if (m<0 || m>= nrows_val || n<0 || n>= ncols_val)
      Throw(IndexException(m,n,*this,true));
   return store[m*ncols_val+n];
}

Real& SymmetricMatrix::element(int m, int n)
{
   REPORT
   if (m<0 || n<0 || m >= nrows_val || n>=ncols_val)
      Throw(IndexException(m,n,*this,true));
   if (m>=n) return store[tristore(m)+n];
   else return store[tristore(n)+m];
}

Real SymmetricMatrix::element(int m, int n) const
{
   REPORT
   if (m<0 || n<0 || m >= nrows_val || n>=ncols_val)
      Throw(IndexException(m,n,*this,true));
   if (m>=n) return store[tristore(m)+n];
   else return store[tristore(n)+m];
}

Real& UpperTriangularMatrix::element(int m, int n)
{
   REPORT
   if (m<0 || n<m || n>=ncols_val)
      Throw(IndexException(m,n,*this,true));
   return store[m*ncols_val+n-tristore(m)];
}

Real UpperTriangularMatrix::element(int m, int n) const
{
   REPORT
   if (m<0 || n<m || n>=ncols_val)
      Throw(IndexException(m,n,*this,true));
   return store[m*ncols_val+n-tristore(m)];
}

Real& LowerTriangularMatrix::element(int m, int n)
{
   REPORT
   if (n<0 || m<n || m>=nrows_val)
      Throw(IndexException(m,n,*this,true));
   return store[tristore(m)+n];
}

Real LowerTriangularMatrix::element(int m, int n) const
{
   REPORT
   if (n<0 || m<n || m>=nrows_val)
      Throw(IndexException(m,n,*this,true));
   return store[tristore(m)+n];
}

Real& DiagonalMatrix::element(int m, int n)
{
   REPORT
   if (n<0 || m!=n || m>=nrows_val || n>=ncols_val)
      Throw(IndexException(m,n,*this,true));
   return store[n];
}

Real DiagonalMatrix::element(int m, int n) const
{
   REPORT
   if (n<0 || m!=n || m>=nrows_val || n>=ncols_val)
      Throw(IndexException(m,n,*this,true));
   return store[n];
}

Real& DiagonalMatrix::element(int m)
{
   REPORT
   if (m<0 || m>=nrows_val) Throw(IndexException(m,*this,true));
   return store[m];
}

Real DiagonalMatrix::element(int m) const
{
   REPORT
   if (m<0 || m>=nrows_val) Throw(IndexException(m,*this,true));
   return store[m];
}

Real& ColumnVector::element(int m)
{
   REPORT
   if (m<0 || m>= nrows_val) Throw(IndexException(m,*this,true));
   return store[m];
}

Real ColumnVector::element(int m) const
{
   REPORT
   if (m<0 || m>= nrows_val) Throw(IndexException(m,*this,true));
   return store[m];
}

Real& RowVector::element(int n)
{
   REPORT
   if (n<0 || n>= ncols_val)  Throw(IndexException(n,*this,true));
   return store[n];
}

Real RowVector::element(int n) const
{
   REPORT
   if (n<0 || n>= ncols_val)  Throw(IndexException(n,*this,true));
   return store[n];
}

Real& BandMatrix::element(int m, int n)
{
   REPORT
   int w = upper_val+lower_val+1; int i = lower_val+n-m;
   if (m<0 || m>= nrows_val || n<0 || n>= ncols_val || i<0 || i>=w)
      Throw(IndexException(m,n,*this,true));
   return store[w*m+i];
}

Real BandMatrix::element(int m, int n) const
{
   REPORT
   int w = upper_val+lower_val+1; int i = lower_val+n-m;
   if (m<0 || m>= nrows_val || n<0 || n>= ncols_val || i<0 || i>=w)
      Throw(IndexException(m,n,*this,true));
   return store[w*m+i];
}

Real& UpperBandMatrix::element(int m, int n)
{
   REPORT
   int w = upper_val+1; int i = n-m;
   if (m<0 || m>= nrows_val || n<0 || n>= ncols_val || i<0 || i>=w)
      Throw(IndexException(m,n,*this,true));
   return store[w*m+i];
}

Real UpperBandMatrix::element(int m, int n) const
{
   REPORT
   int w = upper_val+1; int i = n-m;
   if (m<0 || m>= nrows_val || n<0 || n>= ncols_val || i<0 || i>=w)
      Throw(IndexException(m,n,*this,true));
   return store[w*m+i];
}

Real& LowerBandMatrix::element(int m, int n)
{
   REPORT
   int w = lower_val+1; int i = lower_val+n-m;
   if (m<0 || m>= nrows_val || n<0 || n>= ncols_val || i<0 || i>=w)
      Throw(IndexException(m,n,*this,true));
   return store[w*m+i];
}

Real LowerBandMatrix::element(int m, int n) const
{
   REPORT
   int w = lower_val+1; int i = lower_val+n-m;
   if (m<0 || m>= nrows_val || n<0 || n>= ncols_val || i<0 || i>=w)
      Throw(IndexException(m,n,*this,true));
   return store[w*m+i];
}

Real& SymmetricBandMatrix::element(int m, int n)
{
   REPORT
   int w = lower_val+1;
   if (m>=n)
   {
      REPORT
      int i = lower_val+n-m;
      if ( m>=nrows_val || n<0 || i<0 )
         Throw(IndexException(m,n,*this,true));
      return store[w*m+i];
   }
   else
   {
      REPORT
      int i = lower_val+m-n;
      if ( n>=nrows_val || m<0 || i<0 )
         Throw(IndexException(m,n,*this,true));
      return store[w*n+i];
   }
}

Real SymmetricBandMatrix::element(int m, int n) const
{
   REPORT
   int w = lower_val+1;
   if (m>=n)
   {
      REPORT
      int i = lower_val+n-m;
      if ( m>=nrows_val || n<0 || i<0 )
         Throw(IndexException(m,n,*this,true));
      return store[w*m+i];
   }
   else
   {
      REPORT
      int i = lower_val+m-n;
      if ( n>=nrows_val || m<0 || i<0 )
         Throw(IndexException(m,n,*this,true));
      return store[w*n+i];
   }
}

#ifdef use_namespace
}
#endif


///}