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Comment:Includes the sympar.h file
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SHA3-256: 0f6bed5ddbd04a86d5a3bf9922f3f4590daf42cecb2dce38e01f29d12ba14af0
User & Date: gawthrop@users.sourceforge.net on 1997-03-20 14:36:56
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1997-03-20
14:51:11
Includes the sympar.c file. check-in: eca91ad38b user: gawthrop@users.sourceforge.net tags: origin/master, trunk
14:36:56
Includes the sympar.h file check-in: 0f6bed5ddb user: gawthrop@users.sourceforge.net tags: origin/master, trunk
12:05:31
Now just writes out the cr name. check-in: 55bdf75941 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
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Modified mttroot/mtt/bin/trans/ode2odes_r2c from [3ca0bda72c] to [0070fc8449]. 

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#! /bin/sh

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

# Bourne shell script: ode2odesol_r2c
# Bourne shell script: ode2odes_r2c
# Reduce ordinary differential equations to  differential-algebraic 
# equations solution in the form of a c program.

# Euler integration of the state is included.

# NB Arrays should are  defined to be one larger than expected 
# - the 0 element is not used.

# Copyright (c) P.J.Gawthrop 1997.

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.1  1997/01/21 22:54:54  peterg
## Initial revision
##
###############################################################


# Inform user
echo Creating $1_odesol.c
echo Creating $1_odes.c

# Remove the old log file
rm -f ode_r2c.log

# Use reduce to accomplish the transformation
reduce >ode2odesol_r2c.log << EOF
reduce >ode2odes_r2c.log << EOF

%Read the reduce definitions file
in "$1_def.r";

%Set up the number of argument variables to zero in case the user has forgotten
MTTNVar := 0;

%Read the symbolic parameters file
in "$1_sympar.r";

ON BigFloat, NumVal;
PRECISION 16; %Compatible with Matlab
%OFF Nat;

ON NERO;        % Suppress zero elements

%Generate the Header part
OUT "$1_odesol.c";
OUT "$1_odes.c";

write "/*"$
write "Program to solve ode for system $1"$
write "NB Arrays are defined to be one larger than expected"$
write " - the 0 element is not used."$

write "File $1_odesol.c"$
write "File $1_odes.c"$
write "Generated by MTT"$
write "*/"$
write " "$


%Program heading
write "#include <stdio.h>"$
write "#include ""$1_sympar.h"" "$

%Set up some variables - need to do this better sometime
write "/* Set up some variables - need to do this better sometime */"$
write "#define DT 0.1 /* Time step (for printing) */"$
write "#define LAST 10.0 /* Last time */"$
write "#define STEPFACTOR 1000 /* Integration steps per time step */"$

write "/* Declare standard arrays */"$
write "float y[", MTTNy+1, "]; /* $1_ode output */"$
write "float dx[", MTTNx+1, "]; /* $1_ode state derivative */"$ 
write "float x[", MTTNx+1, "]; /* $1_ode state */"$ 
write "float u[", MTTNu+1, "]; /* $1_ode input */"$
write "double y[", MTTNy+1, "]; /* $1_ode output */"$
write "double dx[", MTTNx+1, "]; /* $1_ode state derivative */"$ 
write "double x[", MTTNx+1, "]; /* $1_ode state */"$ 
write "double u[", MTTNu+1, "]; /* $1_ode input */"$

%External (global) variable list
write "/* External (global) variable list */ "$
IF MTTNvar>0 THEN
BEGIN
  FOR i := 1:MTTNvar DO
    IF numberp(MTTVar(i,1)) 
      THEN 
      BEGIN
      % Do nowt
      END
      ELSE
      BEGIN
         write "float ", MTTVar(i,1), ";"$
         write "double ", MTTVar(i,1), ";"$
      END$
END$

write "/* File */ "$
write "  FILE *fopen(), *fp;"$
write "/* Files */ "$
write "  FILE *fopen(), *fps, *fpso;"$

write "main()"$
write "  "$
write "{"$

write "/* Declare standard arrays */"$
write "  extern float y[", MTTNy+1, "]; /* $1_ode output */"$
write "  extern float dx[", MTTNx+1, "]; /* $1_ode state derivative */"$ 
write "  extern float x[", MTTNx+1, "]; /* $1_ode state */"$ 
write "  extern float u[", MTTNu+1, "]; /* $1_ode input */"$


%External (global) variable list
write "/* External (global) variable list */ "$
IF MTTNvar>0 THEN
BEGIN
  FOR i := 1:MTTNvar DO
    IF numberp(MTTVar(i,1)) 
      THEN 
      BEGIN
      % Do nowt
      END
      ELSE
      BEGIN
         write "  extern float ", MTTVar(i,1), ";"$
      END$
END$



write "/* Counters etc*/ "$
write "  float time;"$
write "  float dt;"$
write "  double time;"$
write "  double dt;"$
write "  int i;"$
write "  int k;"$

write "/* functions */ "$
write "/*functions */ "$
write "  extern  $1_numpar();"$

%Open the output file
%Open the output files
write "/* %Open the output file */"$
write "fp = fopen(""$1_odes.m"", ""w"");  "$
write "fps = fopen(""$1_odes.m"", ""w"");  "$
write "fpso = fopen(""$1_odeso.m"", ""w"");  "$

%Set up user-defined constants
write "/* Set up user-defined constants */"$
write "  $1_numpar();"$

%Initialise main (Euler) integration loop
write "/* Initialise main (Euler) integration loop */"$
write "  time = 0;"$
write "  dt = DT/STEPFACTOR;"$
write "  for (i=1; i<=", MTTNx, "; i++)"$
write "      x[i] = 0.0;"$

%Set up system inputs
write "/* Set up system inputs */"$
write "  for (i=1; i<=", MTTNu, "; i++)"$
write "      u[i] = 1.0;"$

write "  $1_input(0.0);"$

write "    fprintf(fps, ""function data = ", "$1_odes \n"");"$
write "    fprintf(fp, ""data = [\n"");"$
write "    fprintf(fps, ""data = [\n"");"$
write "    fprintf(fpso, ""function data = ", "$1_odeso \n"");"$
write "    fprintf(fpso, ""data = [\n"");"$

% Compute the first output
write "/* Compute the first output */"$
write "  $1_ode(y,dx,x,u);"$

%Main (Euler) integration loop
write "/* Main (Euler) integration loop */"$

write "  while (time<LAST)"$
write "  {"$

%Write to output to file
write "/* Write to output file */"$
write "    fprintf(fpso, ""%5.4f "",time);"$
write "    for (i=1; i<=", MTTNy, "; i++)"$
write "      fprintf(fpso, ""%5.4f "", y[i]);"$
write "    fprintf(fpso, ""\n"");"$

%Write to state to file
write "/* Write to state file */"$
write "    fprintf(fps, ""%5.4f "",time);"$
write "    for (i=1; i<=", MTTNx, "; i++)"$
write "      fprintf(fps, ""%5.4f "", x[i]);"$
write "    fprintf(fps, ""\n"");"$

% Inner integration loop
write "/* Inner integration loop */"$
write "    for (k=1; k<=STEPFACTOR; k++)"$
write "    {"$
%Set up system inputs
write "      /* Set up system inputs */"$
write "      $1_ode(y,dx,x,u);"$
write "      $1_input(time);"$
write "      for (i=1; i<=", MTTNx, "; i++)"$
write "        x[i] = x[i] + dx[i]*dt;"$
write "      $1_ode();"$
write "      time = time + dt;"$

write "    }"$

write "  }"$

%Write to files
%Write to output to file
write "/* Write to output file */"$
write "    fprintf(fp, ""%5.4f "",time);"$
write "    fprintf(fpso, ""%5.4f "",time);"$
write "    for (i=1; i<=", MTTNy, "; i++)"$
write "      fprintf(fp, ""%5.4f "", y[i]);"$
write "    fprintf(fp, ""\n"");"$
write "      fprintf(fpso, ""%5.4f "", y[i]);"$
write "    fprintf(fpso, ""\n"");"$

%Write to state to file
write "/* Write to state file */"$
write "    fprintf(fps, ""%5.4f "",time);"$
write "    for (i=1; i<=", MTTNx, "; i++)"$
write "      fprintf(fps, ""%5.4f "", x[i]);"$
write "    time = time + DT;"$
write "    fprintf(fps, ""\n"");"$

write "  }"$

write "    fprintf(fp, ""];\n"");"$
write "  fprintf(fps, ""];\n"");"$
write "  fprintf(fpso, ""];\n"");"$

write "}"$


SHUT "$1_odesol.c";
SHUT "$1_odes.c";


EOF

MTT: Model Transformation Tools
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