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Comment:Now includes euler
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SHA3-256: 9384979d5f7d88a4fd554b8de1f0d42463cb5dab4e1bfc9916584d592d4d88f7
User & Date: gawthrop@users.sourceforge.net on 2000-08-01 12:25:06.000
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Context
2000-08-01
12:25:24
Some changes to include files check-in: eb6b4746fe user: gawthrop@users.sourceforge.net tags: origin/master, trunk
12:25:06
Now includes euler check-in: 9384979d5f user: gawthrop@users.sourceforge.net tags: origin/master, trunk
12:11:57
Added %Vars check-in: 7ea36c25e3 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
Changes
Unified Diff Ignore Whitespace Patch
Modified mttroot/mtt/bin/trans/make_ode2odes from [8b97c09cfe] to [be1e48d6ab]. 
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#! /bin/sh

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

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$



## Revision 1.35  2000/05/18 18:59:40  peterg
## Removed the First time stuff
##
## Revision 1.34  2000/05/16 18:56:14  peterg
## *** empty log message ***
##
## Revision 1.33  2000/05/11 19:33:18  peterg












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#! /bin/sh

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

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.36  2000/05/19 17:48:16  peterg
## Argument to state
##
## Revision 1.35  2000/05/18 18:59:40  peterg
## Removed the First time stuff
##
## Revision 1.34  2000/05/16 18:56:14  peterg
## *** empty log message ***
##
## Revision 1.33  2000/05/11 19:33:18  peterg
︙︙
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  method=$2    
else
  method=implicit  
fi

echo  "Creating $1_ode2odes.m with $method integration method"






if [ "$method" = "implicit" ]; then
    ode=cse
    odeo=cseo

else
    ode=ode
    odeo=odeo

fi

# Find system constants
Nx=`grep "MTTNx " <$Sys\_def.r | awk '{print $3}' | sed 's/;//'`
Nu=`grep "MTTNu " <$Sys\_def.r | awk '{print $3}' | sed 's/;//'`
Ny=`grep "MTTNy " <$Sys\_def.r | awk '{print $3}' | sed 's/;//'`
 

#cat << EOF > $1_ode2odes.m
# Program $1_ode2odes
#EOF

# Do the globals
#sympar2global_txt2m $1 >> $1_ode2odes.m
lang_header  $1 ode2odes m  'x,par,simpar' '[Y,X,t]' > $1_ode2odes.m








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  method=$2    
else
  method=implicit  
fi

echo  "Creating $1_ode2odes.m with $method integration method"

# Find system constants
Nx=`mtt_getsize $Sys x` # States
Nu=`mtt_getsize $Sys u` # Inputs 
Ny=`mtt_getsize $Sys y` # Inputs  

if [ "$method" = "implicit" ]; then
    ode=cse
    odeo=cseo
    algorithm="mtt_implicit(x,dx,AA,AAx,ddt,$Nx,open_switches)"
else
    ode=ode
    odeo=odeo
    algorithm="mtt_euler(x,dx,ddt,$Nx,open_switches)"
fi







#cat << EOF > $1_ode2odes.m
# Program $1_ode2odes
#EOF

# Do the globals
#sympar2global_txt2m $1 >> $1_ode2odes.m
lang_header  $1 ode2odes m  'x,par,simpar' '[Y,X,t]' > $1_ode2odes.m
︙︙
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  if nargin<1
    [x]  =  $1_state(par); 
    [x] = mtt_state_update(x);
  endif

  ## Initialise
  t = 0.0;

  ilast = round(simpar.last/simpar.dt)+1; # Total number of steps


  [u]  = zero_input(1);		# Zero the input

  for it = 1:ilast		#Integration loop
    [y] = $1_cseo(x,u,t,par);# Output 
    [u] = $1_input(t,x,y);	# Input

    mtt_write(t,x,y,$Nx,$Ny);   # Write it out

    [dx] = $1_cse(x,u,t,par);	# State derivative





    [AA] = $1_smxa(x,u,simpar.dt,par);	# (I-Adt) and (I-Adt)x
    [AAx] = $1_smxax(x,u,simpar.dt,par); # (I-Adt) and (I-Adt)x





    [open_switches] = $1_switchopen(x);	# Open switches



    [x] = mtt_implicit(x,dx,AA,AAx,simpar.dt,$Nx,open_switches); # Implicit update


    t = t + simpar.dt;
  endfor;			# Integration loop

  t = MTT_data(:,1);
  Y = MTT_data(:,2);
  X  = MTT_data(:,4);

endfunction

EOF

exit

### old stuff follows
if [ "$method" = "euler" ]; then
cat << EOF >> $1_ode2odes.m
MTTddt = mttdt/mttstepfactor; # The small sample interval
EOF
fi


cat << EOF >> $1_ode2odes.m
for MTTit = 1:MTTilast		#Integration loop
  [MTTy] = $1_$odeo(MTTx,MTTu,MTTt,MTTpar);     # Output 
  [MTTu] = $1_input(MTTt,MTTx,MTTy);	# Input
  mtt_write(MTTt,MTTx,MTTy,$Nx,$Ny);    # Write it out

  if $Nx>0			# Dont if no states
EOF

if [ "$method" = "euler" ]; then
cat << EOF >> $1_ode2odes.m
#    if mttmethod==1		# Euler
      for MTTjt = 1:mttstepfactor
	[MTTdx] = $1_$ode(MTTx,MTTu,MTTt,MTTpar); # State derivative
        [MTTopen] = $1_switchopen(MTTx);        # Open switches
	[MTTx] = mtt_euler(MTTx,MTTdx,MTTddt,$Nx,MTTopen); # Euler update
	MTTt = MTTt + MTTddt;
      endfor;
#    endif;
EOF
fi

if [ "$method" = "implicit" ]; then
cat << EOF >> $1_ode2odes.m
#    if mttmethod==2		# Implicit 
      [MTTdx] = $1_cse(MTTx,MTTu,MTTt,MTTpar); # State derivative
      [mttAA] = $1_smxa(MTTx,MTTu,mttdt,MTTpar);	# (I-Adt) and (I-Adt)x
      [mttAAx] = $1_smxax(MTTx,MTTu,mttdt,MTTpar);	# (I-Adt) and (I-Adt)x
      [MTTopen] = $1_switchopen(MTTx);        # Open switches
      [MTTx] = mtt_implicit(MTTx,MTTdx,mttAA,mttAAx,mttdt,$Nx,MTTopen); # Implicit update
      MTTt = MTTt + mttdt;
#    endif;
EOF
fi

cat << EOF >> $1_ode2odes.m
    else # NX is 0 - no states
      MTTt = MTTt + mttdt;
  endif;			# $Nx>0

endfor;				# Integration loop

EOF












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  if nargin<1
    [x]  =  $1_state(par); 
    [x] = mtt_state_update(x);
  endif

  ## Initialise
  t = 0.0;
  ddt = simpar.dt/simpar.stepfactor;
  ilast = round(simpar.last/ddt)+1; # Total number of steps

## Following remove due to p2c bug
##  [u]  = zero_input(1);		# Zero the input
  mttj = 0;
    for it = 1:ilast		#Integration loop
    [y] = $1_$odeo(x,u,t,par);# Output 
    [u] = $1_input(t,x,y);	# Input
    if mttj==0
     mtt_write(t,x,y,$Nx,$Ny);   # Write it out
    endif
    [dx] = $1_$ode(x,u,t,par);	# State derivative
EOF

if [ "$method" = "implicit" ]; then
cat<<EOF >> $1_ode2odes.m

    [AA] = $1_smxa(x,u,ddt,par);	# (I-Adt) and (I-Adt)x
    [AAx] = $1_smxax(x,u,ddt,par); # (I-Adt) and (I-Adt)x

EOF
fi

cat <<EOF >> $1_ode2odes.m
    [open_switches] = $1_switchopen(x);	# Open switches
    [x] = $algorithm; # Integration update
    t = t + ddt;   # Time update
    mttj = mttj+1;    # Increment counter
    if mttj==simpar.stepfactor
       mttj = 0;      # Reset counter
    endif

  endfor;			# Integration loop

  t = MTT_data(:,1);
  Y = MTT_data(:,2);
  X  = MTT_data(:,4);

endfunction

EOF

exit

### old stuff follows
if [ "$method" = "euler" ]; then
cat << EOF >> $1_ode2odes.m
ddt = mttdt/mttstepfactor; # The small sample interval
EOF
fi


cat << EOF >> $1_ode2odes.m
for MTTit = 1:MTTilast		#Integration loop
  [MTTy] = $1_$odeo(MTTx,MTTu,MTTt,MTTpar);     # Output 
  [MTTu] = $1_input(MTTt,MTTx,MTTy);	# Input
  mtt_write(MTTt,MTTx,MTTy,$Nx,$Ny);    # Write it out

  if $Nx>0			# Dont if no states
EOF

if [ "$method" = "euler" ]; then
cat << EOF >> $1_ode2odes.m
#    if mttmethod==1		# Euler
      for MTTjt = 1:mttstepfactor
	[MTTdx] = $1_$ode(MTTx,MTTu,MTTt,MTTpar); # State derivative
        [MTTopen] = $1_switchopen(MTTx);        # Open switches
	    [MTTx] = mtt_euler(MTTx,MTTdx,ddt,$Nx,MTTopen); # Euler update
	MTTt = MTTt + ddt;
      endfor;
#    endif;
EOF
fi

if [ "$method" = "implicit" ]; then
cat << EOF >> $1_ode2odes.m
#    if mttmethod==2		# Implicit 
      [MTTdx] = $1_$ode(MTTx,MTTu,MTTt,MTTpar); # State derivative
      [mttAA] = $1_smxa(MTTx,MTTu,mttdt,MTTpar);	# (I-Adt) and (I-Adt)x
      [mttAAx] = $1_smxax(MTTx,MTTu,mttdt,MTTpar);	# (I-Adt) and (I-Adt)x
      [MTTopen] = $1_switchopen(MTTx);        # Open switches
      [MTTx] = $algorithm(MTTx,MTTdx,mttAA,mttAAx,mttdt,$Nx,MTTopen); # Implicit update
      MTTt = MTTt + mttdt;
#    endif;
EOF
fi

cat << EOF >> $1_ode2odes.m
    else # NX is 0 - no states
      MTTt = MTTt + mttdt;
  endif;			# $Nx>0

endfor;				# Integration loop

EOF
MTT: Model Transformation Tools
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