/*
   There are a total of 2 entries in the algebraic variable array.
   There are a total of 2 entries in each of the rate and state variable arrays.
   There are a total of 9 entries in the constant variable array.
 */
/*
 * VOI is time in component environment (minute).
 * CONSTANTS[0] is PMO in component muscle_autoregulatory_local_blood_flow_control (mmHg).
 * CONSTANTS[6] is PDO in component M_autoregulatory_driving_force (mmHg).
 * CONSTANTS[7] is POE in component M_ST_sensitivity_control (mmHg).
 * CONSTANTS[1] is POM in component parameter_values (dimensionless).
 * ALGEBRAIC[0] is AMM1 in component M_ST_time_delay_and_limit (dimensionless).
 * CONSTANTS[2] is A4K in component parameter_values (minute).
 * CONSTANTS[3] is AMM4 in component parameter_values (dimensionless).
 * STATES[0] is AMM1T in component M_ST_time_delay_and_limit (dimensionless).
 * CONSTANTS[8] is POF in component M_LT_sensitivity_control (mmHg).
 * CONSTANTS[4] is POM2 in component parameter_values (dimensionless).
 * STATES[1] is AMM2 in component M_LT_time_delay (dimensionless).
 * CONSTANTS[5] is A4K2 in component parameter_values (minute).
 * ALGEBRAIC[1] is AMM in component global_M_blood_flow_autoregulation_output (dimensionless).
 * RATES[0] is d/dt AMM1T in component M_ST_time_delay_and_limit (dimensionless).
 * RATES[1] is d/dt AMM2 in component M_LT_time_delay (dimensionless).
 * There are a total of 1 condition variables.
 */
void
initConsts(double* CONSTANTS, double* RATES, double *STATES)
{
CONSTANTS[0] = 38.0666;
CONSTANTS[1] = 0.04;
CONSTANTS[2] = 0.1;
CONSTANTS[3] = 0.005;
STATES[0] = 1.00269;
CONSTANTS[4] = 2;
STATES[1] = 1.09071;
CONSTANTS[5] = 40000;
CONSTANTS[6] = CONSTANTS[0] - 38.0000;
CONSTANTS[7] =  CONSTANTS[6]*CONSTANTS[1]+1.00000;
CONSTANTS[8] =  CONSTANTS[4]*CONSTANTS[6]+1.00000;
RATES[0] = 0.1001;
RATES[1] = 0.1001;
}
void
computeResiduals(double VOI, double* CONSTANTS, double* RATES, double* OLDRATES, double* STATES,
                 double* OLDSTATES, double* ALGEBRAIC, double* CONDVARS)
{
resid[0] = RATES[0] - ( CONSTANTS[7]*1.00000 - STATES[0])/CONSTANTS[2];
resid[1] = RATES[1] - ( CONSTANTS[8]*1.00000 - STATES[1])/CONSTANTS[5];
}
void
computeVariables(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC)
{
ALGEBRAIC[0] = (CONDVAR[0]<0.00000 ? CONSTANTS[3] : STATES[0]);
ALGEBRAIC[1] =  ALGEBRAIC[0]*STATES[1];
}
void
computeEssentialVariables(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC)
{
}
void
getStateInformation(double* SI)
{
SI[0] = 1.0;
SI[1] = 1.0;
}
void
computeRoots(double VOI, double* CONSTANTS, double* RATES, double* OLDRATES, double* STATES,
             double* OLDSTATES, double* ALGEBRAIC, double* CONDVARS)
{
CONDVAR[0] = STATES[0] - CONSTANTS[3];
}