/*
   There are a total of 12 entries in the algebraic variable array.
   There are a total of 6 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).
 * ALGEBRAIC[11] is v1 in component v1 (per_minute).
 * ALGEBRAIC[10] is l in component l (dimensionless).
 * STATES[0] is RI in component RI (dimensionless).
 * STATES[1] is RII in component RII (dimensionless).
 * CONSTANTS[0] is ka in component model_parameters (per_minute).
 * ALGEBRAIC[0] is v2 in component v2 (per_minute).
 * STATES[2] is l_RI_RII in component l_RI_RII (dimensionless).
 * CONSTANTS[1] is kcd in component model_parameters (per_minute).
 * ALGEBRAIC[1] is v3 in component v3 (per_minute).
 * CONSTANTS[2] is klid in component model_parameters (per_minute).
 * ALGEBRAIC[2] is v4 in component v4 (per_minute).
 * CONSTANTS[3] is ki in component model_parameters (per_minute).
 * CONSTANTS[7] is v5 in component v5 (per_minute).
 * CONSTANTS[4] is p_RI in component model_parameters (per_minute).
 * ALGEBRAIC[3] is v6 in component v6 (per_minute).
 * ALGEBRAIC[4] is v7 in component v7 (per_minute).
 * ALGEBRAIC[5] is v8 in component v8 (per_minute).
 * STATES[3] is RI_endo in component RI_endo (dimensionless).
 * CONSTANTS[5] is kr in component model_parameters (per_minute).
 * ALGEBRAIC[6] is v9 in component v9 (per_minute).
 * STATES[4] is l_RI_RII_endo in component l_RI_RII_endo (dimensionless).
 * CONSTANTS[8] is v10 in component v10 (per_minute).
 * CONSTANTS[6] is p_RII in component model_parameters (per_minute).
 * ALGEBRAIC[7] is v11 in component v11 (per_minute).
 * ALGEBRAIC[8] is v12 in component v12 (per_minute).
 * ALGEBRAIC[9] is v13 in component v13 (per_minute).
 * STATES[5] is RII_endo in component RII_endo (dimensionless).
 * RATES[2] is d/dt l_RI_RII in component l_RI_RII (dimensionless).
 * RATES[0] is d/dt RI in component RI (dimensionless).
 * RATES[1] is d/dt RII in component RII (dimensionless).
 * RATES[4] is d/dt l_RI_RII_endo in component l_RI_RII_endo (dimensionless).
 * RATES[3] is d/dt RI_endo in component RI_endo (dimensionless).
 * RATES[5] is d/dt RII_endo in component RII_endo (dimensionless).
 * There are a total of 1 condition variables.
 */
void
initConsts(double* CONSTANTS, double* RATES, double *STATES)
{
STATES[0] = 20.0;
STATES[1] = 20.0;
CONSTANTS[0] = 1;
STATES[2] = 0.0;
CONSTANTS[1] = 0.0277777778;
CONSTANTS[2] = 0.25;
CONSTANTS[3] = 0.333333333;
CONSTANTS[4] = 8;
STATES[3] = 0.0;
CONSTANTS[5] = 0.033333333;
STATES[4] = 40.0;
CONSTANTS[6] = 4;
STATES[5] = 0.0;
CONSTANTS[7] = CONSTANTS[4];
CONSTANTS[8] = CONSTANTS[6];
RATES[2] = 0.1001;
RATES[0] = 0.1001;
RATES[1] = 0.1001;
RATES[4] = 0.1001;
RATES[3] = 0.1001;
RATES[5] = 0.1001;
}
void
computeResiduals(double VOI, double* CONSTANTS, double* RATES, double* OLDRATES, double* STATES,
                 double* OLDSTATES, double* ALGEBRAIC, double* CONDVARS)
{
resid[0] = RATES[2] - ALGEBRAIC[11] - (ALGEBRAIC[0]+ALGEBRAIC[1]+ALGEBRAIC[2]);
resid[1] = RATES[0] - (CONSTANTS[7]+ALGEBRAIC[5]+ALGEBRAIC[6]) - (ALGEBRAIC[11]+ALGEBRAIC[3]+ALGEBRAIC[4]);
resid[2] = RATES[1] - (ALGEBRAIC[6]+CONSTANTS[8]+ALGEBRAIC[9]) - (ALGEBRAIC[11]+ALGEBRAIC[7]+ALGEBRAIC[8]);
resid[3] = RATES[4] - ALGEBRAIC[2] - ALGEBRAIC[6];
resid[4] = RATES[3] - ALGEBRAIC[4] - ALGEBRAIC[5];
resid[5] = RATES[5] - ALGEBRAIC[8] - ALGEBRAIC[9];
}
void
computeVariables(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC)
{
}
void
computeEssentialVariables(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC)
{
ALGEBRAIC[0] =  CONSTANTS[1]*STATES[2];
ALGEBRAIC[1] =  CONSTANTS[2]*STATES[2];
ALGEBRAIC[2] =  CONSTANTS[3]*STATES[2];
ALGEBRAIC[3] =  CONSTANTS[1]*STATES[0];
ALGEBRAIC[4] =  CONSTANTS[3]*STATES[0];
ALGEBRAIC[5] =  CONSTANTS[5]*STATES[3];
ALGEBRAIC[6] =  CONSTANTS[5]*STATES[4];
ALGEBRAIC[7] =  CONSTANTS[1]*STATES[1];
ALGEBRAIC[8] =  CONSTANTS[3]*STATES[1];
ALGEBRAIC[9] =  CONSTANTS[5]*STATES[5];
ALGEBRAIC[10] = (CONDVAR[0]>=0.00000 ? 0.0100000 : 3.00000e-05);
ALGEBRAIC[11] =  CONSTANTS[0]*ALGEBRAIC[10]*STATES[0]*STATES[1];
}
void
getStateInformation(double* SI)
{
SI[0] = 1.0;
SI[1] = 1.0;
SI[2] = 1.0;
SI[3] = 1.0;
SI[4] = 1.0;
SI[5] = 1.0;
}
void
computeRoots(double VOI, double* CONSTANTS, double* RATES, double* OLDRATES, double* STATES,
             double* OLDSTATES, double* ALGEBRAIC, double* CONDVARS)
{
CONDVAR[0] = VOI - 2500.00;
}