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// -*-c++-*-
// <mtt_model_name>_sfun.cc:
// <mtt_model_name>_sfun.c:
// Matlab S-function simulation of <mtt_model_name>
#define S_FUNCTION_NAME <mtt_model_name>_sfun
#define S_FUNCTION_LEVEL 2
#include "simstruc.h"
#include <string>
static double *inputs = mxGetPr (U);
static double *parameters = mxGetPr (P);
static double *states = mxGetPr (X);
static double *simtime = mxGetPr (T);
static double *mttdx = mxGetPr (dX);
static double *mttu = mxGetPr (U);
static double *mttpar = mxGetPr (P);
static double *mttx = mxGetPr (X);
static double *mtty = mxGetPr (Y);
static double *mttyz = mxGetPr (YZ);
static double *mtttp = mxGetPr (T);
void
update_parameters_from_simulink (SimStruct *S)
{
for (int i = 0; i < MTTNPAR; i++) {
parameters [i] = *mxGetPr (ssGetSFcnParam (S, i));
mttpar [i] = *mxGetPr (ssGetSFcnParam (S, i));
}
}
void
update_states_from_simulink (SimStruct *S)
{
static double *x;
x = ssGetContStates (S);
for (int i = 0; i < MTTNX; i++) {
states [i] = x [i];
mttx [i] = x [i];
}
}
void
update_inputs_from_simulink (SimStruct *S)
{
for (int i = 0; i < MTTNU; i++) {
inputs [i] = *ssGetInputPortRealSignalPtrs (S, i)[0];
mttu [i] = *ssGetInputPortRealSignalPtrs (S, i)[0];
}
}
void
update_simtime_from_simulink (SimStruct *S)
{
simtime [0] = ssGetT (S);
mtttp [0] = ssGetT (S);
}
// S-function methods
static void mdlInitializeSizes(SimStruct *S)
{
ssSetNumSFcnParams(S, MTTNPAR);
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ssSetSampleTime(S, 0, CONTINUOUS_SAMPLE_TIME);
ssSetOffsetTime(S, 0, 0.0);
}
#define MDL_INITIALIZE_CONDITIONS
static void mdlInitializeConditions(SimStruct *S)
{
static mxArray *plhs[1];
static mxArray *prhs[1];
plhs[0] = X;
prhs[0] = P;
mexCallMATLAB (1, plhs, 1, prhs, "<mtt_model_name>_state");
ssGetContStates (S)[i] = states [i];
ssGetContStates (S)[i] = mttx [i];
}
}
mxDestroyArray (plhs[0]);
}
static void mdlOutputs(SimStruct *S, int_T tid)
{
static mxArray *plhs[1];
static mxArray *prhs[4];
prhs[0] = X;
prhs[1] = U;
prhs[2] = T;
prhs[3] = P;
UNUSED_ARG(tid); // not used in single tasking mode
mexCallMATLAB (1, plhs, 4, prhs, "<mtt_model_name>_odeo");
double *outputs = mxGetPr (plhs[0]);
for (int i = 0; i < MTTNY; i++) {
ssGetOutputPortRealSignal (S,i)[0] = outputs [i];
}
mxDestroyArray (plhs[0]);
}
#define MDL_DERIVATIVES
static void mdlDerivatives(SimStruct *S)
{
static mxArray *plhs[1];
static mxArray *prhs[4];
update_states_from_simulink (S);
update_inputs_from_simulink (S);
update_simtime_from_simulink (S);
update_parameters_from_simulink (S);
prhs[0] = X;
prhs[1] = U;
prhs[2] = T;
prhs[3] = P;
mexCallMATLAB (1, plhs, 4, prhs, "<mtt_model_name>_ode");
double *rates= mxGetPr (plhs[0]);
ssGetdX (S)[i] = rates [i];
ssGetdX (S)[i] = mttdx [i];
}
mxDestroyArray (plhs[0]);
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