/*
   There are a total of 13 entries in the algebraic variable array.
   There are a total of 4 entries in each of the rate and state variable arrays.
   There are a total of 14 entries in the constant variable array.
 */
/*
 * VOI is time in component environment (second).
 * ALGEBRAIC[4] is phi3_c1 in component phi (per_second).
 * STATES[0] is h1 in component h1 (dimensionless).
 * ALGEBRAIC[0] is phi1_c1 in component phi (second_order_rate).
 * ALGEBRAIC[2] is phi2_c1 in component phi (per_second).
 * CONSTANTS[0] is p in component model_parameters (micro_molar).
 * ALGEBRAIC[1] is phi_1_c1 in component phi (per_second).
 * ALGEBRAIC[8] is phi3_c2 in component phi (per_second).
 * STATES[1] is h2 in component h2 (dimensionless).
 * ALGEBRAIC[3] is phi1_c2 in component phi (second_order_rate).
 * ALGEBRAIC[6] is phi2_c2 in component phi (per_second).
 * ALGEBRAIC[5] is phi_1_c2 in component phi (per_second).
 * CONSTANTS[1] is r2 in component model_parameters (second_order_rate).
 * CONSTANTS[2] is R1 in component model_parameters (micro_molar).
 * CONSTANTS[3] is k1 in component model_parameters (micro_molar_per_second).
 * CONSTANTS[4] is R3 in component model_parameters (micro_molar).
 * CONSTANTS[5] is k2 in component model_parameters (micro_molar_per_second).
 * CONSTANTS[6] is r4 in component model_parameters (per_second).
 * CONSTANTS[7] is k3 in component model_parameters (micro_molar_per_second).
 * CONSTANTS[8] is R5 in component model_parameters (micro_molar).
 * STATES[2] is c1 in component c1 (micro_molar).
 * STATES[3] is c2 in component c2 (micro_molar).
 * CONSTANTS[9] is Vp in component model_parameters (micro_molar_per_second).
 * CONSTANTS[10] is Kp in component model_parameters (micro_molar).
 * ALGEBRAIC[7] is j_pump_c1 in component j_pump (micro_molar_per_second).
 * ALGEBRAIC[9] is j_pump_c2 in component j_pump (micro_molar_per_second).
 * CONSTANTS[11] is kf in component model_parameters (micro_molar_per_second).
 * ALGEBRAIC[10] is j_receptor_c1 in component j_receptor (micro_molar_per_second).
 * ALGEBRAIC[11] is j_receptor_c2 in component j_receptor (micro_molar_per_second).
 * ALGEBRAIC[12] is j_diffusion in component j_diffusion (micro_molar_per_second).
 * CONSTANTS[12] is D in component model_parameters (per_second).
 * CONSTANTS[13] is j_leak in component model_parameters (micro_molar_per_second).
 * RATES[0] is d/dt h1 in component h1 (dimensionless).
 * RATES[1] is d/dt h2 in component h2 (dimensionless).
 * RATES[2] is d/dt c1 in component c1 (micro_molar).
 * RATES[3] is d/dt c2 in component c2 (micro_molar).
 */
void
initConsts(double* CONSTANTS, double* RATES, double *STATES)
{
STATES[0] = 0.8;
CONSTANTS[0] = 0.2778;
STATES[1] = 0.1;
CONSTANTS[1] = 100;
CONSTANTS[2] = 6;
CONSTANTS[3] = 44;
CONSTANTS[4] = 50;
CONSTANTS[5] = 26.5;
CONSTANTS[6] = 20;
CONSTANTS[7] = 1.6;
CONSTANTS[8] = 1.6;
STATES[2] = 0.3;
STATES[3] = 0.1;
CONSTANTS[9] = 1.2;
CONSTANTS[10] = 0.18;
CONSTANTS[11] = 28;
CONSTANTS[12] = 0.01;
CONSTANTS[13] = 0.2;
}
void
computeRates(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC)
{
ALGEBRAIC[4] = CONSTANTS[7]/(CONSTANTS[8]+STATES[2]);
ALGEBRAIC[0] = ( CONSTANTS[1]*STATES[2])/(CONSTANTS[2]+STATES[2]);
ALGEBRAIC[2] = (CONSTANTS[5]+ CONSTANTS[6]*STATES[2])/(CONSTANTS[4]+STATES[2]);
ALGEBRAIC[1] = CONSTANTS[3]/(CONSTANTS[4]+STATES[2]);
RATES[0] =  ALGEBRAIC[4]*(1.00000 - STATES[0]) - ( ALGEBRAIC[0]*ALGEBRAIC[2]*STATES[0]*CONSTANTS[0])/( ALGEBRAIC[0]*CONSTANTS[0]+ALGEBRAIC[1]);
ALGEBRAIC[8] = CONSTANTS[7]/(CONSTANTS[8]+STATES[3]);
ALGEBRAIC[3] = ( CONSTANTS[1]*STATES[3])/(CONSTANTS[2]+STATES[3]);
ALGEBRAIC[6] = (CONSTANTS[5]+ CONSTANTS[6]*STATES[3])/(CONSTANTS[4]+STATES[3]);
ALGEBRAIC[5] = CONSTANTS[3]/(CONSTANTS[4]+STATES[3]);
RATES[1] =  ALGEBRAIC[8]*(1.00000 - STATES[1]) - ( ALGEBRAIC[3]*ALGEBRAIC[6]*STATES[1]*CONSTANTS[0])/( ALGEBRAIC[3]*CONSTANTS[0]+ALGEBRAIC[5]);
ALGEBRAIC[7] = ( CONSTANTS[9]*pow(STATES[2], 2.00000))/(pow(CONSTANTS[10], 2.00000)+pow(STATES[2], 2.00000));
ALGEBRAIC[10] =  CONSTANTS[11]*pow(( CONSTANTS[0]*STATES[0]*ALGEBRAIC[0])/( ALGEBRAIC[0]*CONSTANTS[0]+ALGEBRAIC[1]), 4.00000);
ALGEBRAIC[12] =  CONSTANTS[12]*(STATES[3] - STATES[2]);
RATES[2] = (ALGEBRAIC[10] - ALGEBRAIC[7])+CONSTANTS[13]+ALGEBRAIC[12];
ALGEBRAIC[9] = ( CONSTANTS[9]*pow(STATES[3], 2.00000))/(pow(CONSTANTS[10], 2.00000)+pow(STATES[3], 2.00000));
ALGEBRAIC[11] =  CONSTANTS[11]*pow(( CONSTANTS[0]*STATES[1]*ALGEBRAIC[3])/( ALGEBRAIC[3]*CONSTANTS[0]+ALGEBRAIC[5]), 4.00000);
RATES[3] = (ALGEBRAIC[11] - ALGEBRAIC[9])+CONSTANTS[13]+ALGEBRAIC[12];
}
void
computeVariables(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC)
{
ALGEBRAIC[4] = CONSTANTS[7]/(CONSTANTS[8]+STATES[2]);
ALGEBRAIC[0] = ( CONSTANTS[1]*STATES[2])/(CONSTANTS[2]+STATES[2]);
ALGEBRAIC[2] = (CONSTANTS[5]+ CONSTANTS[6]*STATES[2])/(CONSTANTS[4]+STATES[2]);
ALGEBRAIC[1] = CONSTANTS[3]/(CONSTANTS[4]+STATES[2]);
ALGEBRAIC[8] = CONSTANTS[7]/(CONSTANTS[8]+STATES[3]);
ALGEBRAIC[3] = ( CONSTANTS[1]*STATES[3])/(CONSTANTS[2]+STATES[3]);
ALGEBRAIC[6] = (CONSTANTS[5]+ CONSTANTS[6]*STATES[3])/(CONSTANTS[4]+STATES[3]);
ALGEBRAIC[5] = CONSTANTS[3]/(CONSTANTS[4]+STATES[3]);
ALGEBRAIC[7] = ( CONSTANTS[9]*pow(STATES[2], 2.00000))/(pow(CONSTANTS[10], 2.00000)+pow(STATES[2], 2.00000));
ALGEBRAIC[10] =  CONSTANTS[11]*pow(( CONSTANTS[0]*STATES[0]*ALGEBRAIC[0])/( ALGEBRAIC[0]*CONSTANTS[0]+ALGEBRAIC[1]), 4.00000);
ALGEBRAIC[12] =  CONSTANTS[12]*(STATES[3] - STATES[2]);
ALGEBRAIC[9] = ( CONSTANTS[9]*pow(STATES[3], 2.00000))/(pow(CONSTANTS[10], 2.00000)+pow(STATES[3], 2.00000));
ALGEBRAIC[11] =  CONSTANTS[11]*pow(( CONSTANTS[0]*STATES[1]*ALGEBRAIC[3])/( ALGEBRAIC[3]*CONSTANTS[0]+ALGEBRAIC[5]), 4.00000);
}