/*
   There are a total of 4 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 5 entries in the constant variable array.
 */
/*
 * VOI is time in component environment (second).
 * STATES[0] is M in component M (dimensionless).
 * STATES[1] is AM in component AM (dimensionless).
 * STATES[2] is Mp in component Mp (dimensionless).
 * ALGEBRAIC[0] is k1 in component model_parameters (first_order_rate_constant).
 * CONSTANTS[0] is k2 in component model_parameters (first_order_rate_constant).
 * CONSTANTS[1] is k7 in component model_parameters (first_order_rate_constant).
 * STATES[3] is AMp in component AMp (dimensionless).
 * CONSTANTS[2] is k3 in component model_parameters (first_order_rate_constant).
 * CONSTANTS[3] is k4 in component model_parameters (first_order_rate_constant).
 * CONSTANTS[4] is k5 in component model_parameters (first_order_rate_constant).
 * ALGEBRAIC[3] is k6 in component model_parameters (first_order_rate_constant).
 * ALGEBRAIC[1] is phosphorylation in component phosphorylation (dimensionless).
 * ALGEBRAIC[2] is stress in component stress (dimensionless).
 * RATES[0] is d/dt M in component M (dimensionless).
 * RATES[2] is d/dt Mp in component Mp (dimensionless).
 * RATES[3] is d/dt AMp in component AMp (dimensionless).
 * RATES[1] is d/dt AM in component AM (dimensionless).
 */
void
initConsts(double* CONSTANTS, double* RATES, double *STATES)
{
STATES[0] = 1.0;
STATES[1] = 0.0;
STATES[2] = 0.0;
CONSTANTS[0] = 0.5;
CONSTANTS[1] = 0.01;
STATES[3] = 0.0;
CONSTANTS[2] = 0.4;
CONSTANTS[3] = 0.1;
CONSTANTS[4] = 0.5;
}
void
computeRates(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC)
{
ALGEBRAIC[0] = (VOI>=0.00000&&VOI<5.00000 ? 0.550000 : 0.300000);
RATES[0] = - ( ALGEBRAIC[0]*STATES[0])+ CONSTANTS[0]*STATES[2]+ CONSTANTS[1]*STATES[1];
RATES[2] = ( CONSTANTS[3]*STATES[3]+ ALGEBRAIC[0]*STATES[0]) -  (CONSTANTS[0]+CONSTANTS[2])*STATES[2];
ALGEBRAIC[3] = ALGEBRAIC[0];
RATES[3] = ( CONSTANTS[2]*STATES[2]+ ALGEBRAIC[3]*STATES[1]) -  (CONSTANTS[4]+CONSTANTS[3])*STATES[3];
RATES[1] =  CONSTANTS[4]*STATES[3] -  (ALGEBRAIC[3]+CONSTANTS[1])*STATES[1];
}
void
computeVariables(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC)
{
ALGEBRAIC[0] = (VOI>=0.00000&&VOI<5.00000 ? 0.550000 : 0.300000);
ALGEBRAIC[3] = ALGEBRAIC[0];
ALGEBRAIC[1] = STATES[3]+STATES[2];
ALGEBRAIC[2] = STATES[3]+STATES[1];
}