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Comment:INcluded othe integration methods.
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SHA3-256: 6ce2193e91225ecccc8674c2b23436fa8abfa90d203435f6f1b6a2b3d22ac20f
User & Date: gawthrop@users.sourceforge.net on 1998-07-30 10:44:37
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Context
1998-07-30
10:49:02
Put [] round output of zeros. check-in: 8b03c82ca8 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
10:44:37
INcluded othe integration methods. check-in: 6ce2193e91 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
09:32:33
Replaces:
euler by 1
implicitl by 1
implicit by 3 check-in: 340f22cfac user: gawthrop@users.sourceforge.net tags: origin/master, trunk
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Modified mttroot/mtt/bin/trans/make_ode2odes from [353e7b8d60] to [1bd976b4da]. 

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#! /bin/sh

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

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




## Revision 1.4  1998/07/25 20:14:00  peterg
## update code added for flexibility and octave efficiency
##
###############################################################


# Bourne shell script: make_ode2odes

# Copyright (c) P.J.Gawthrop July 1998.




Sys=$1

# 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/;//'`
 












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#! /bin/sh

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

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.5  1998/07/26 11:02:20  peterg
## Put mtt or MTT  in front of variable names to avoid clashes with
## globals
##
## Revision 1.4  1998/07/25 20:14:00  peterg
## update code added for flexibility and octave efficiency
##
###############################################################


# Bourne shell script: make_ode2odes

# Copyright (c) P.J.Gawthrop July 1998.

# Tell user
echo  Creating $1_ode2odes.m

Sys=$1

# 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/;//'`
︙︙
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#Initialise
MTTt = 0.0;
MTTx = $1_state;	        # Read in initial state
MTTu = $1_input(MTTx,MTTt);        # Evaluate initial input
MTTy = $1_odeo(MTTx,MTTu,MTTt);    # Evaluate initial output
mtt_write(MTTt,MTTx,MTTy,$Nx,$Ny); # And write them





#Integration loop
for MTTit = 1:MTTiLast
    for MTTi = 1:mttSTEPFACTOR
        [MTTu] = $1_input(MTTx,MTTt);# Input
        [MTTx] = $1_switch(MTTx); # Switches
        [MTTdx] = $1_ode(MTTx,MTTu,MTTt);



        [MTTx] = mtt_update(MTTdx,MTTx,mttDDT,$Nx,mttMETHOD);
        [MTTy] = $1_odeo(MTTx,MTTu,MTTt);
	MTTt = MTTt + mttDDT;
    end;
    mtt_write(MTTt,MTTx,MTTy,$Nx,$Ny);
end;

EOF












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#Initialise
MTTt = 0.0;
MTTx = $1_state;	        # Read in initial state
MTTu = $1_input(MTTx,MTTt);        # Evaluate initial input
MTTy = $1_odeo(MTTx,MTTu,MTTt);    # Evaluate initial output
mtt_write(MTTt,MTTx,MTTy,$Nx,$Ny); # And write them


mttA = $1_smx(MTTx,MTTu); # Set up A matrix - linearised system


#Integration loop
for MTTit = 1:MTTiLast
    for MTTi = 1:mttSTEPFACTOR
        [MTTu] = $1_input(MTTx,MTTt);# Input
        [MTTx] = $1_switch(MTTx); # Switches
        [MTTdx] = $1_ode(MTTx,MTTu,MTTt);
        if mttMETHOD==3
          mttA = $1_smx(MTTx,MTTu); # Set up A matrix - linearised system
        end;
        [MTTx] = mtt_update(MTTdx,MTTx,mttDDT,$Nx,mttMETHOD,mttA);
        [MTTy] = $1_odeo(MTTx,MTTu,MTTt);
	MTTt = MTTt + mttDDT;
    end;
    mtt_write(MTTt,MTTx,MTTy,$Nx,$Ny);
end;

EOF

MTT: Model Transformation Tools
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