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Comment:This still needs worjk doing for c generation!!
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SHA3-256: 3a08793cf5fb7e0ea0596ae64116828f95c4ee8d2cb4c0a094681e38fa7996db
User & Date: gawthrop@users.sourceforge.net on 1998-05-24 12:47:39
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Context
1998-05-24
15:43:10
Added symbolic solution of alg. equations (-A) check-in: 38619f5a57 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
12:47:39
This still needs worjk doing for c generation!! check-in: 3a08793cf5 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
1998-05-23
16:18:37
ordinary differential equation.m files generated with the new ode2lang
method. check-in: ffb4b91e0b user: gawthrop@users.sourceforge.net tags: origin/master, trunk
Changes
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Modified mttroot/mtt/bin/trans/lang_header from [75ad26faec] to [72de602827]. 

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#!/bin/sh

# Generates function header for a computer language
# PJ Gawthrop May 1998

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.1  1998/05/23 16:17:40  peterg
## Initial revision
##
###############################################################


# Set up the language specific stuff
system=$1
rep=$2
language=$3
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# Declarations
$MATRIX -q  <<EOF 
  %System structure
  [nx,ny,nu,nz,nyz] = $1_def;

  printf("$Lc Declare standard arrays $Rc\n");
  printf("  extern double y[%i]; \t $Lc $1_ode output $Rc\n", ny+1);
  printf("  extern double dx[%i]; \t $Lc $1_ode state derivative $Rc\n", nx+1);
  printf("  extern double x[%i]; \t $Lc $1_ode state $Rc\n", nx+1);
  printf("  extern double u[%i]; \t $Lc $1_ode input $Rc\n\n", nu+1);
  printf("  extern double mtty[%i]; \t $Lc $1_ode output $Rc\n", ny+1);
  printf("  extern double mttdx[%i]; \t $Lc $1_ode state derivative $Rc\n", nx+1);
  printf("  extern double mttx[%i]; \t $Lc $1_ode state $Rc\n", nx+1);
  printf("  extern double mttu[%i]; \t $Lc $1_ode input $Rc\n\n", nu+1);

  printf("$Lc Dummy variable list $Rc\n");
  printf("  double t0;\n\n");


  printf("$Lc State variable list $Rc\n");
  for i = 1:nx
    printf("  double mttx%i\n",i);
    printf("  double mttx%i;\n",i);
  end;
printf("\n");

printf("$Lc State variable input list $Rc\n");
for i = 1:nu
  printf("  double mttu%i\n",i);
  printf("  double mttu%i;\n",i);
end;
printf("\n");

printf("$Lc Counter $Rc\n");
printf("  int i;\n");
printf("\n");

printf("$Lc Time $Rc\n");
printf("  double t;\n");
printf("\n");

EOF

fi

# Any extra bits ..
if [ -n "$extras" ]; then
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# Use octave for this bit - needs the definition file
$MATRIX -q  <<EOF 
  %System structure
  [nx,ny,nu,nz,nyz] = $1_def;


printf("$Lc======  Read in the input ======$Rc\n");
printf("mttu = $1_input(mttx,t)\n");
printf("mttu = $1_input(mttx,t);\n");
printf("\n");


printf("$Lc====== Set up the state variables ======$Rc\n");
for i = 1:nx
  printf("  mttx%i = mttx$Lb%i$Rb;\n",i,i);
end;
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