/* There are a total of 1 entries in the algebraic variable array. There are a total of 3 entries in each of the rate and state variable arrays. There are a total of 11 entries in the constant variable array. */ /* * VOI is time in component environment (day). * STATES[0] is phi_I in component phi_I (cells_per_mm3). * CONSTANTS[0] is alpha in component model_parameters (dimensionless). * CONSTANTS[1] is k1 in component model_parameters (dimensionless). * CONSTANTS[2] is k2 in component model_parameters (first_order_rate_constant). * CONSTANTS[3] is k3 in component model_parameters (per_cells_per_mm3). * CONSTANTS[4] is d1 in component model_parameters (first_order_rate_constant). * STATES[1] is phi_R in component phi_R (cells_per_mm3). * ALGEBRAIC[0] is K_T in component K_T (cells_per_mm3_day). * STATES[2] is T in component T (pg_per_mm3). * CONSTANTS[5] is k4 in component model_parameters (second_order_rate_constant). * CONSTANTS[6] is d2 in component model_parameters (first_order_rate_constant). * CONSTANTS[7] is tau1 in component K_T (mm6_cells_per_pg3_day). * CONSTANTS[8] is tau2 in component K_T (mm3_cells_per_pg2_day). * CONSTANTS[9] is tau3 in component K_T (cells_per_pg_day). * CONSTANTS[10] is tau4 in component K_T (cells_per_mm3_day). * RATES[0] is d/dt phi_I in component phi_I (cells_per_mm3). * RATES[1] is d/dt phi_R in component phi_R (cells_per_mm3). * RATES[2] is d/dt T in component T (pg_per_mm3). */ void initConsts(double* CONSTANTS, double* RATES, double *STATES) { STATES[0] = 200.0; CONSTANTS[0] = 0.5; CONSTANTS[1] = 0.05; CONSTANTS[2] = 0.693; CONSTANTS[3] = 0.002; CONSTANTS[4] = 0.2; STATES[1] = 200.0; STATES[2] = 6.0; CONSTANTS[5] = 0.07; CONSTANTS[6] = 9.1; CONSTANTS[7] = -2.47; CONSTANTS[8] = 21.94; CONSTANTS[9] = 6.41; CONSTANTS[10] = 1.75; } void computeRates(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC) { RATES[2] = CONSTANTS[5]*STATES[0] - CONSTANTS[6]*STATES[2]; ALGEBRAIC[0] = CONSTANTS[7]*pow(STATES[2], 3.00000)+ CONSTANTS[8]*pow(STATES[2], 2.00000)+ CONSTANTS[9]*STATES[2]+CONSTANTS[10]; RATES[0] = ( CONSTANTS[0]*ALGEBRAIC[0]+ CONSTANTS[1]*CONSTANTS[2]*STATES[0]*(1.00000 - CONSTANTS[3]*(STATES[0]+STATES[1]))) - CONSTANTS[4]*STATES[0]; RATES[1] = ( (1.00000 - CONSTANTS[0])*ALGEBRAIC[0]+ CONSTANTS[1]*CONSTANTS[2]*STATES[1]*(1.00000 - CONSTANTS[3]*(STATES[0]+STATES[1]))) - CONSTANTS[4]*STATES[1]; } void computeVariables(double VOI, double* CONSTANTS, double* RATES, double* STATES, double* ALGEBRAIC) { ALGEBRAIC[0] = CONSTANTS[7]*pow(STATES[2], 3.00000)+ CONSTANTS[8]*pow(STATES[2], 2.00000)+ CONSTANTS[9]*STATES[2]+CONSTANTS[10]; }