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Comment:Static declarations of octave_value_lists: small .exe speed improvement
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SHA3-256: b93385cc6b7cc6d4ec8f86802a716ed149cb87f1414870f0119bf8137263ab10
User & Date: geraint@users.sourceforge.net on 2001-02-11 07:08:59
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Context
2001-02-14
06:06:34
Removed octave_value_list wrappers from standalone.exe - speed improvements check-in: 8b27383a88 user: geraint@users.sourceforge.net tags: origin/master, trunk
2001-02-11
07:08:59
Static declarations of octave_value_lists: small .exe speed improvement check-in: b93385cc6b user: geraint@users.sourceforge.net tags: origin/master, trunk
05:25:53
Reduced number of matrix operations during .oct simulation data write check-in: 16e1f414da user: geraint@users.sourceforge.net tags: origin/master, trunk
Changes
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Modified mttroot/mtt/bin/trans/make_ode2odes from [741904c6e9] to [8b403736a0]. 

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#! /bin/sh

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

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## 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
## typo
##
## Revision 1.45  2001/02/05 04:32:35  geraint
## Octave version 2.1.x compatability and #ifdef statements for standalone rep
##
## Revision 1.46  2001/01/08 06:21:59  geraint
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inline ColumnVector
mtt_${ode} (const ColumnVector &x,
	    const ColumnVector &u,
	    const double &t,
	    const ColumnVector &par)
{
  octave_value_list args, f;
  static octave_value_list args, f;
  args (0) = octave_value (x);
  args (1) = octave_value (u);
  args (2) = octave_value (t);
  args (3) = octave_value (par);
#ifdef STANDALONE
  f = F${sys}_${ode} (args, 1);
#else
  f = feval ("${sys}_${ode}", args, 1);
#endif
  return f(0).${vector_value} ();
}

inline ColumnVector
mtt_${odeo} (const ColumnVector &x,
	     const ColumnVector &u,
	     const double &t,
	     const ColumnVector &par)
{
  octave_value_list args, f;
  static octave_value_list args, f;
  args (0) = octave_value (x);
  args (1) = octave_value (u);
  args (2) = octave_value (t);
  args (3) = octave_value (par);
#ifdef STANDALONE
  f = F${sys}_${odeo} (args, 1);
#else
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	      const ColumnVector &dx,
	      const Matrix &AA,
	      const ColumnVector &AAx,
	      const double &ddt,
	      const int &nx,
	      const ColumnVector &open_switches)
{
  octave_value_list args, f;
  static octave_value_list args, f;
  args (0) = octave_value (x);
  args (1) = octave_value (dx);
  args (2) = octave_value (AA);
  args (3) = octave_value (AAx);
  args (4) = octave_value (ddt);
  args (5) = octave_value ((double)nx);
  args (6) = octave_value (open_switches);
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inline ColumnVector
mtt_euler (const ColumnVector &x,
	   const ColumnVector &dx,
	   const double &ddt,
	   const int &nx,
	   const ColumnVector &open_switches)
{
  octave_value_list args, f;
  static octave_value_list args, f;
  args (0) = octave_value (x);
  args (1) = octave_value (dx);
  args (2) = octave_value (ddt);
  args (3) = octave_value ((double)nx);
  args (4) = octave_value (open_switches);
#ifdef STANDALONE
  f = Fmtt_euler (args, 1);
#else
  f = feval ("mtt_euler", args, 1);
#endif
  return f(0).${vector_value} ();
}

inline ColumnVector
mtt_input (const ColumnVector &x,
	   const ColumnVector &y,
	   const double &t,
	   const ColumnVector &par)
{
  octave_value_list args;
  static octave_value_list args, f;
  args (0) = octave_value (x);
  args (1) = octave_value (y);
  args (2) = octave_value (t);
  args (3) = octave_value (par);
  octave_value_list f;
#ifdef STANDALONE
  f = F${sys}_input (args, 1);
#else
  f = feval ("${sys}_input", args, 1);
#endif
  return f(0).${vector_value} ();
}

inline ColumnVector
mtt_numpar (void)
{
  octave_value_list args;
  static octave_value_list args, f;
  octave_value_list f;
#ifdef STANDALONE
  f = F${sys}_numpar (args, 1);
#else
  f = feval ("${sys}_numpar", args, 1);
#endif
  return f(0).${vector_value} ();
}

inline Octave_map
mtt_simpar (void)
{
  octave_value_list args;
  Octave_map f;
  static octave_value_list args;
  static Octave_map f;
#ifdef STANDALONE
  f["first"]		= F${sys}_simpar (args, 1)(0).map_value ()["first"];
  f["dt"]		= F${sys}_simpar (args, 1)(0).map_value ()["dt"];
  f["last"]		= F${sys}_simpar (args, 1)(0).map_value ()["last"];
  f["stepfactor"]     	= F${sys}_simpar (args, 1)(0).map_value ()["stepfactor"];
  f["wmin"]		= F${sys}_simpar (args, 1)(0).map_value ()["wmin"];
  f["wmax"]		= F${sys}_simpar (args, 1)(0).map_value ()["wmax"];
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inline Matrix
mtt_smxa (const ColumnVector &x,
	  const ColumnVector &u,
	  const double &t,
	  const ColumnVector &par)
{
  octave_value_list args;
  static octave_value_list args, f;
  args (0) = octave_value (x);
  args (1) = octave_value (u);
  args (2) = octave_value (t);
  args (3) = octave_value (par);
  octave_value_list f;
#ifdef STANDALONE
  f = F${sys}_smxa (args, 1);
#else
  f = feval ("${sys}_smxa", args, 1);
#endif
  return f(0).matrix_value ();
}

inline ColumnVector
mtt_smxax (const ColumnVector &x,
	   const ColumnVector &u,
	   const double &t,
	   const ColumnVector &par)
{
  octave_value_list args;
  static octave_value_list args, f;
  args (0) = octave_value (x);
  args (1) = octave_value (u);
  args (2) = octave_value (t);
  args (3) = octave_value (par);
  octave_value_list f;
#ifdef STANDALONE
  f = F${sys}_smxax (args, 1);
#else
  f = feval ("${sys}_smxax", args, 1);
#endif
  return f(0).${vector_value} ();
}

inline ColumnVector
mtt_state (const ColumnVector &x)
{
  octave_value_list args;
  static octave_value_list args, f;
  args (0) = octave_value (x);
  octave_value_list f;
#ifdef STANDALONE
  f = F${sys}_state (args, 1);
#else
  f = feval ("${sys}_state", args, 1);
#endif
  return f(0).${vector_value} ();
}

inline ColumnVector
mtt_logic (const ColumnVector &x,
	   const ColumnVector &u,
	   const double &t,
	   const ColumnVector &par)
{
  octave_value_list args;
  static octave_value_list args, f;
  args (0) = octave_value (x);
  args (1) = octave_value (u);
  args (2) = octave_value (t);
  args (3) = octave_value (par);

  octave_value_list f;
#ifdef STANDALONE
  f = F${sys}_logic (args, 1);
#else
  f = feval ("${sys}_logic", args, 1);
#endif
  return f(0).${vector_value} ();
}
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  static int row;
  const int nx = x.length (), ny = y.length ();
  register int col = 0;

  if (0 == row)
    data = Matrix (nrows, 1+ny+1+nx, 0.0);

  data (row, col) = t;
  data.elem (row, col) = t;
  for (register int i = 0; i < ny; i++)
    data (row, ++col) = y (i);
  data (row, ++col) = t;
    data.elem (row, ++col) = y.elem (i);
  data.elem (row, ++col) = t;
  for (register int i = 0; i < nx; i++)
    data (row, ++col) = x (i);
    data.elem (row, ++col) = x.elem (i);

  row++;

  if (nrows == row)
#ifdef STANDALONE
    cout << data;
    cout << data << endl;
#else // ! STANDALONE
  set_global_value ("MTT_data", data);
#endif

}


DEFUN_DLD (${sys}_ode2odes, args, ,
"Octave ode2odes representation of system 
Usage: ${sys}_ode2odes (x, par, simpar)
")
{
  octave_value_list retval;
  static octave_value_list retval;

  ColumnVector	x;
  ColumnVector	par;
  Octave_map	simpar;
  static ColumnVector	x;
  static ColumnVector	par;
  static Octave_map	simpar;

  double
  static double
    first	= 0.0,
    dt		= 0.0,
    last	= 0.0,
    stepfactor	= 0.0;

  int nargin = args.length ();
  switch (nargin)
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      x      		= mtt_state (par);
      break;
    default:
      usage("${sys}_ode2odes (x par simpar)", nargin);
      error("aborting.");
    }

  ColumnVector	dx (MTTNX);
  ColumnVector	u (MTTNU);
  ColumnVector	y (MTTNY);
  static ColumnVector	dx (MTTNX);
  static ColumnVector	u (MTTNU);
  static ColumnVector	y (MTTNY);

  Matrix	AA (MTTNX, MTTNX);
  ColumnVector	AAx (MTTNX);

  ColumnVector	open_switches (MTTNX);
  static Matrix	AA (MTTNX, MTTNX);
  static ColumnVector	AAx (MTTNX);
  
  static ColumnVector	open_switches (MTTNX);

  register double t	= 0.0;

  const double	ddt	= dt / stepfactor;
  const int	ilast	= static_cast<int> (round ((last - first) / ddt)) + 1;
  const int	nrows	= static_cast<int> (round ((last - first) / dt)) + 1;
︙

Modified mttroot/mtt/lib/cc/mtt_implicit.cc from [cb13c1e65f] to [38a166bc2b].

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  return a.lssolve (b, info, rank);
}

DEFUN_DLD (mtt_implicit, args, ,
	   "implicit integration method")
{
#ifdef OCTAVE_DEV
  ColumnVector		x	= args(0).column_vector_value ();
  static ColumnVector  	x	= args(0).column_vector_value ();
  const ColumnVector	dx	= args(1).column_vector_value ();
  const Matrix		AA	= args(2).matrix_value ();
  const ColumnVector	AAx	= args(3).column_vector_value ();
  const double		t	= args(4).double_value ();
  const int		Nx	= (int) (args(5).double_value ());
  const ColumnVector	openx	= args(6).column_vector_value ();
#else
  ColumnVector		x	= args(0).vector_value ();
  static ColumnVector	x	= args(0).vector_value ();
  const ColumnVector	dx	= args(1).vector_value ();
  const Matrix		AA	= args(2).matrix_value ();
  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
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    {
      if (0 != openx (i))
	{
	  n--;
	}
    }

  ColumnVector	tmp_dx	(n, 0.0);
  ColumnVector	tmp_x	(n, 0.0);
  ColumnVector	tmp_AAx	(n, 0.0);
  Matrix	tmp_AA	(n, n, 0.0);
  static ColumnVector	tmp_dx	(n);
  static ColumnVector	tmp_x	(n);
  static ColumnVector	tmp_AAx	(n);
  static Matrix	tmp_AA	(n, n);

  for (row_new = row_old = 0; row_old < Nx; row_old++)
    {
      if (0 == openx (row_old))
	{
	  tmp_dx  (row_new)	= dx  (row_old);
	  tmp_AAx (row_new)	= AAx (row_old);
︙

MTT: Model Transformation Tools
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