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Comment:Removed temporary Matrices from mtt_implicit.cc
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SHA3-256: 0b9c3c56c16bdf1579f932de15e7ab2676f80af1fcd3d9ecf6e18bbba2c8fe94
User & Date: geraint@users.sourceforge.net on 2001-02-18 09:18:49
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Context
2001-02-19
06:32:02
Octave path change, remove libblas check-in: cdf1d3ec4d user: geraint@users.sourceforge.net tags: origin/master, trunk
2001-02-18
09:18:49
Removed temporary Matrices from mtt_implicit.cc check-in: 0b9c3c56c1 user: geraint@users.sourceforge.net tags: origin/master, trunk
00:10:30
Print message. check-in: d206e09bb9 user: geraint@users.sourceforge.net tags: origin/master, trunk
Changes
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Modified mttroot/mtt/bin/trans/make_ode2odes from [491cacbcda] to [4e2c06f136]. 

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#! /bin/sh

     ###################################### 
     ##### Model Transformation Tools #####
    ######################################

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.49  2001/02/14 06:06:34  geraint
## Removed octave_value_list wrappers from standalone.exe - speed improvements
##
## Revision 1.48  2001/02/11 07:08:59  geraint
## Static declarations of octave_value_lists: small .exe speed improvement
##
## Revision 1.47  2001/02/11 05:25:52  geraint
## Reduced number of matrix operations during .oct simulation data write
##
## Revision 1.46  2001/02/05 08:32:31  geraint
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#include <octave/${feval_header}>
#endif

#include "${sys}_def.h"
#include "${sys}_sympar.h"

#ifdef STANDALONE
extern ColumnVector Fmtt_euler (	ColumnVector &x,
					const ColumnVector &dx,
					const double &ddt,
					const int &nx,
					const ColumnVector &open_switches);
extern ColumnVector Fmtt_euler (
	ColumnVector &x,
	const ColumnVector &dx,
	const double &ddt,
	const int &nx,
	const ColumnVector &open_switches);
 
extern ColumnVector Fmtt_implicit (	ColumnVector &x,
				   	const ColumnVector &dx,
				   	const Matrix &AA,
				   	const ColumnVector &AAx,
				   	const double &ddt,
				   	const int &nx,
				   	const ColumnVector &open_switches);
extern ColumnVector Fmtt_implicit (
	ColumnVector &x,
	ColumnVector &dx,
	Matrix &AA,
	const ColumnVector &AAx,
	const double &ddt,
	const int &nx,
	const ColumnVector &open_switches);

extern ColumnVector F${sys}_${ode} (	ColumnVector &x,
				    	ColumnVector &u,
				    	const double &t,
				    	ColumnVector &par);
extern ColumnVector F${sys}_${ode} (
	ColumnVector &x,
	ColumnVector &u,
	const double &t,
	ColumnVector &par);

extern ColumnVector F${sys}_${odeo} (	ColumnVector &x,
				     	ColumnVector &u,
				     	const double &t,
				     	ColumnVector &par);
extern ColumnVector F${sys}_${odeo} (
	ColumnVector &x,
	ColumnVector &u,
	const double &t,
	ColumnVector &par);

extern ColumnVector F${sys}_input (	ColumnVector &x,
					ColumnVector &y,
				   	const double &t,
				   	ColumnVector &par);
extern ColumnVector F${sys}_input (
	ColumnVector &x,
	ColumnVector &y,
	const double &t,
	ColumnVector &par);

extern ColumnVector F${sys}_numpar (	void);

extern ColumnVector F${sys}_numpar (
	void);

extern Octave_map F${sys}_simpar (
     	void);
extern Octave_map F${sys}_simpar (     	void);

extern Matrix F${sys}_smxa (		ColumnVector &x,
			    		ColumnVector &u,
			    		const double &t,
			    		ColumnVector &par);
extern Matrix F${sys}_smxa (
	ColumnVector &x,
	ColumnVector &u,
	const double &t,
	ColumnVector &par);

extern ColumnVector F${sys}_smxax (	ColumnVector &x,
				   	ColumnVector &u,
				   	const double &t,
				   	ColumnVector &par);

extern ColumnVector F${sys}_state (	ColumnVector &x);
extern ColumnVector F${sys}_smxax (
	ColumnVector &x,
	ColumnVector &u,
	const double &t,
	ColumnVector &par);
 
extern ColumnVector F${sys}_state (
	ColumnVector &x);

extern ColumnVector F${sys}_logic (	ColumnVector &x,
				   	ColumnVector &u,
				   	const double &t,
				   	ColumnVector &par);
extern ColumnVector F${sys}_logic (
	ColumnVector &x,
	ColumnVector &u,
	const double &t,
	ColumnVector &par);
#endif // STANDALONE


inline ColumnVector
mtt_${ode} (ColumnVector &x,
	    ColumnVector &u,
	    const double &t,
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  f = feval ("${sys}_${odeo}", args, 1);
  return f(0).${vector_value} ();
#endif
}

inline ColumnVector
mtt_implicit (ColumnVector &x,
	      const ColumnVector &dx,
	      const Matrix &AA,
	      ColumnVector &dx,
	      Matrix &AA,
	      const ColumnVector &AAx,
	      const double &ddt,
	      const int &nx,
	      const ColumnVector &open_switches)
{
#ifdef STANDALONE
  return Fmtt_implicit (x, dx, AA, AAx, ddt, nx, open_switches);
︙

Modified mttroot/mtt/lib/cc/mtt_implicit.cc from [039828956b] to [e5b126ad31]. 

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#include <octave/oct.h>
#include <octave/xdiv.h>

#ifdef STANDALONE
ColumnVector Fmtt_implicit (      ColumnVector	&x,
			    const ColumnVector	&dx,
			    const Matrix	&AA,
				  ColumnVector	&dx,
			          Matrix	&AA,
			    const ColumnVector	&AAx,
			    const double	&t,
			    const int		&Nx,
			    const ColumnVector	&openx)
{
#else // !STANDALONE
DEFUN_DLD (mtt_implicit, args, ,
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  const ColumnVector	AAx	= args(3).vector_value ();
  const double		t	= args(4).double_value ();
  const int		Nx	= (int) (args(5).double_value ());
  const ColumnVector	openx	= args(6).vector_value ();
#endif // OCTAVE_DEV
#endif // STANDALONE

  register int i, n;
  register int col_old, col_new;
  register int row_old, row_new;
  register int row, col;

  n = Nx;
  for (i = 0; i < Nx; i++)
  for (row = 0; row < Nx; row++)
    {
      if (0 != openx (i))
      if (0 != openx (row))
	{
	  n--;
	}
    }

          dx (row) = 0.0;
  static Matrix	tmp_dx	(n,1);
  static Matrix	tmp_x	(n,1);
  static Matrix	tmp_AAx	(n,1);
  static Matrix	tmp_AA	(n,n);

	  for (col = 0; col < Nx; col++)
  for (row_new = row_old = 0; row_old < Nx; row_old++)
    {
	    {
      if (0 == openx (row_old))
	{
	  tmp_dx  (row_new,0)	= dx  (row_old);
	  tmp_AAx (row_new,0)	= AAx (row_old);
	  for (col_new = col_old = 0; col_old < Nx; col_old++)
	    {
	      if (0 == openx (col_old))
		{
		  // xxx: this can be improved by symmetry
		  tmp_AA (row_new,col_new) = AA (row_old,col_old);
	      AA (row,col) = AA (col,row) = 0.0;
		  col_new++;
		}
	    }
	    }
	}
	  row_new++;
	}
    }

    }

  x = static_cast<ColumnVector> (xleftdiv (AA, static_cast<Matrix>(AAx + dx * t)));
  tmp_x = xleftdiv (tmp_AA, (tmp_AAx + tmp_dx * t));
  
  row_new = 0;
  for (row = 0; row < Nx; row++)
  for (row_old = 0; row_old < Nx; row_old++)
    {
      if (0 == openx (row_old))
      if (0 != openx (row))
	{
	  x (row_old) = tmp_x (row_new,0);
	  row_new++;
	}
      else
	{
	  x (row_old) = 0.0;
	  x (row) = 0.0;
	}
    }

#ifdef STANDALONE
  return x;
#else // !STANDALONE
  return octave_value (x);
#endif // STANDALONE
}

MTT: Model Transformation Tools
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