Generated Code

The following is matlab code generated by the CellML API from this CellML file. (Back to language selection)

The raw code is available.

```function [VOI, STATES, ALGEBRAIC, CONSTANTS] = mainFunction()
% This is the "main function".  In Matlab, things work best if you rename this function to match the filename.
[VOI, STATES, ALGEBRAIC, CONSTANTS] = solveModel();
end

function [algebraicVariableCount] = getAlgebraicVariableCount()
% Used later when setting a global variable with the number of algebraic variables.
% Note: This is not the "main method".
algebraicVariableCount =13;
end
% There are a total of 8 entries in each of the rate and state variable arrays.
% There are a total of 17 entries in the constant variable array.
%

function [VOI, STATES, ALGEBRAIC, CONSTANTS] = solveModel()
% Create ALGEBRAIC of correct size
global algebraicVariableCount;  algebraicVariableCount = getAlgebraicVariableCount();
% Initialise constants and state variables
[INIT_STATES, CONSTANTS] = initConsts;

% Set timespan to solve over
tspan = [0, 10];

% Set numerical accuracy options for ODE solver
options = odeset('RelTol', 1e-06, 'AbsTol', 1e-06, 'MaxStep', 1);

% Solve model with ODE solver
[VOI, STATES] = ode15s(@(VOI, STATES)computeRates(VOI, STATES, CONSTANTS), tspan, INIT_STATES, options);

% Compute algebraic variables
[RATES, ALGEBRAIC] = computeRates(VOI, STATES, CONSTANTS);
ALGEBRAIC = computeAlgebraic(ALGEBRAIC, CONSTANTS, STATES, VOI);

% Plot state variables against variable of integration
[LEGEND_STATES, LEGEND_ALGEBRAIC, LEGEND_VOI, LEGEND_CONSTANTS] = createLegends();
figure();
plot(VOI, STATES);
xlabel(LEGEND_VOI);
l = legend(LEGEND_STATES);
set(l,'Interpreter','none');
end

function [LEGEND_STATES, LEGEND_ALGEBRAIC, LEGEND_VOI, LEGEND_CONSTANTS] = createLegends()
LEGEND_STATES = ''; LEGEND_ALGEBRAIC = ''; LEGEND_VOI = ''; LEGEND_CONSTANTS = '';
LEGEND_VOI = strpad('time in component environment (second)');
LEGEND_CONSTANTS(:,1) = strpad('vol in component environment (pL)');
LEGEND_STATES(:,1) = strpad('q_A in component environment (fmol)');
LEGEND_STATES(:,2) = strpad('q_M in component environment (fmol)');
LEGEND_STATES(:,3) = strpad('q_Mp in component environment (fmol)');
LEGEND_STATES(:,4) = strpad('q_AM in component environment (fmol)');
LEGEND_STATES(:,5) = strpad('q_AMp in component environment (fmol)');
LEGEND_STATES(:,6) = strpad('q_Pi in component environment (fmol)');
LEGEND_STATES(:,7) = strpad('q_Ca_i in component environment (fmol)');
LEGEND_STATES(:,8) = strpad('q_cGMP in component environment (fmol)');
LEGEND_ALGEBRAIC(:,10) = strpad('v_R_12 in component HaiMurphy (fmol_per_sec)');
LEGEND_ALGEBRAIC(:,11) = strpad('v_R_34 in component HaiMurphy (fmol_per_sec)');
LEGEND_ALGEBRAIC(:,12) = strpad('v_R_56 in component HaiMurphy (fmol_per_sec)');
LEGEND_ALGEBRAIC(:,13) = strpad('v_R_78 in component HaiMurphy (fmol_per_sec)');
LEGEND_CONSTANTS(:,2) = strpad('n_Cai_SM in component environment (dimensionless)');
LEGEND_ALGEBRAIC(:,2) = strpad('stress in component environment (dimensionless)');
LEGEND_CONSTANTS(:,3) = strpad('kappa_R_12 in component HaiMurphy_parameters (fmol_per_sec)');
LEGEND_CONSTANTS(:,4) = strpad('kappa_R_34 in component HaiMurphy_parameters (fmol_per_sec)');
LEGEND_CONSTANTS(:,5) = strpad('kappa_R_56 in component HaiMurphy_parameters (fmol_per_sec)');
LEGEND_CONSTANTS(:,6) = strpad('kappa_R_78 in component HaiMurphy_parameters (fmol_per_sec)');
LEGEND_CONSTANTS(:,7) = strpad('K_A in component HaiMurphy_parameters (per_fmol)');
LEGEND_CONSTANTS(:,8) = strpad('K_M in component HaiMurphy_parameters (per_fmol)');
LEGEND_CONSTANTS(:,9) = strpad('K_Mp in component HaiMurphy_parameters (per_fmol)');
LEGEND_CONSTANTS(:,10) = strpad('K_AM in component HaiMurphy_parameters (per_fmol)');
LEGEND_CONSTANTS(:,11) = strpad('K_AMp in component HaiMurphy_parameters (per_fmol)');
LEGEND_CONSTANTS(:,12) = strpad('K_Pi in component HaiMurphy_parameters (per_fmol)');
LEGEND_CONSTANTS(:,13) = strpad('K_Ca_i in component HaiMurphy_parameters (per_fmol)');
LEGEND_CONSTANTS(:,14) = strpad('K_cGMP in component HaiMurphy_parameters (per_fmol)');
LEGEND_CONSTANTS(:,15) = strpad('R in component constants (J_per_K_per_mol)');
LEGEND_CONSTANTS(:,16) = strpad('T in component constants (kelvin)');
LEGEND_ALGEBRAIC(:,1) = strpad('mu_A in component HaiMurphy (J_per_mol)');
LEGEND_ALGEBRAIC(:,3) = strpad('mu_M in component HaiMurphy (J_per_mol)');
LEGEND_ALGEBRAIC(:,4) = strpad('mu_Mp in component HaiMurphy (J_per_mol)');
LEGEND_ALGEBRAIC(:,5) = strpad('mu_AM in component HaiMurphy (J_per_mol)');
LEGEND_ALGEBRAIC(:,6) = strpad('mu_AMp in component HaiMurphy (J_per_mol)');
LEGEND_ALGEBRAIC(:,7) = strpad('mu_Pi in component HaiMurphy (J_per_mol)');
LEGEND_ALGEBRAIC(:,8) = strpad('mu_Ca_i in component HaiMurphy (J_per_mol)');
LEGEND_ALGEBRAIC(:,9) = strpad('mu_cGMP in component HaiMurphy (J_per_mol)');
LEGEND_CONSTANTS(:,17) = strpad('F in component constants (C_per_mol)');
LEGEND_RATES(:,1) = strpad('d/dt q_A in component environment (fmol)');
LEGEND_RATES(:,2) = strpad('d/dt q_M in component environment (fmol)');
LEGEND_RATES(:,3) = strpad('d/dt q_Mp in component environment (fmol)');
LEGEND_RATES(:,4) = strpad('d/dt q_AM in component environment (fmol)');
LEGEND_RATES(:,5) = strpad('d/dt q_AMp in component environment (fmol)');
LEGEND_RATES(:,6) = strpad('d/dt q_Pi in component environment (fmol)');
LEGEND_RATES(:,7) = strpad('d/dt q_Ca_i in component environment (fmol)');
LEGEND_RATES(:,8) = strpad('d/dt q_cGMP in component environment (fmol)');
LEGEND_STATES  = LEGEND_STATES';
LEGEND_ALGEBRAIC = LEGEND_ALGEBRAIC';
LEGEND_RATES = LEGEND_RATES';
LEGEND_CONSTANTS = LEGEND_CONSTANTS';
end

function [STATES, CONSTANTS] = initConsts()
VOI = 0; CONSTANTS = []; STATES = []; ALGEBRAIC = [];
CONSTANTS(:,1) = 1;
STATES(:,1) = 1e-6;
STATES(:,2) = 1e-6;
STATES(:,3) = 0;
STATES(:,4) = 0;
STATES(:,5) = 0;
STATES(:,6) = 15;
STATES(:,7) = 1e-3;
STATES(:,8) = 1e-6;
CONSTANTS(:,2) = 1.66;
CONSTANTS(:,3) = 0.117606;
CONSTANTS(:,4) = 6.98167;
CONSTANTS(:,5) = 2.11691;
CONSTANTS(:,6) = 0.0270688;
CONSTANTS(:,7) = 0.532601;
CONSTANTS(:,8) = 4.08193;
CONSTANTS(:,9) = 0.0351692;
CONSTANTS(:,10) = 0.448094;
CONSTANTS(:,11) = 0.0038607;
CONSTANTS(:,12) = 250.692;
CONSTANTS(:,13) = 0.145785;
CONSTANTS(:,14) = 0.0971738;
CONSTANTS(:,15) = 8.31;
CONSTANTS(:,16) = 310;
CONSTANTS(:,17) = 96485;
if (isempty(STATES)), warning('Initial values for states not set');, end
end

function [RATES, ALGEBRAIC] = computeRates(VOI, STATES, CONSTANTS)
global algebraicVariableCount;
statesSize = size(STATES);
statesColumnCount = statesSize(2);
if ( statesColumnCount == 1)
STATES = STATES';
ALGEBRAIC = zeros(1, algebraicVariableCount);
utilOnes = 1;
else
statesRowCount = statesSize(1);
ALGEBRAIC = zeros(statesRowCount, algebraicVariableCount);
RATES = zeros(statesRowCount, statesColumnCount);
utilOnes = ones(statesRowCount, 1);
end
ALGEBRAIC(:,3) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,8).*STATES(:,2));
ALGEBRAIC(:,4) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,9).*STATES(:,3));
ALGEBRAIC(:,7) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,12).*STATES(:,6));
ALGEBRAIC(:,8) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,13).*STATES(:,7));
ALGEBRAIC(:,9) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,14).*STATES(:,8));
ALGEBRAIC(:,10) =  CONSTANTS(:,3).*(exp((ALGEBRAIC(:,3)+ALGEBRAIC(:,7)+ CONSTANTS(:,2).*ALGEBRAIC(:,8))./( CONSTANTS(:,15).*CONSTANTS(:,16))) - exp((ALGEBRAIC(:,4)+ALGEBRAIC(:,9))./( CONSTANTS(:,15).*CONSTANTS(:,16))));
ALGEBRAIC(:,1) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,7).*STATES(:,1));
ALGEBRAIC(:,6) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,11).*STATES(:,5));
ALGEBRAIC(:,11) =  CONSTANTS(:,4).*(exp((ALGEBRAIC(:,1)+ALGEBRAIC(:,4))./( CONSTANTS(:,15).*CONSTANTS(:,16))) - exp(ALGEBRAIC(:,6)./( CONSTANTS(:,15).*CONSTANTS(:,16))));
RATES(:,3) = ALGEBRAIC(:,10) - ALGEBRAIC(:,11);
ALGEBRAIC(:,5) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,10).*STATES(:,4));
ALGEBRAIC(:,12) =  CONSTANTS(:,5).*(exp((ALGEBRAIC(:,6)+ CONSTANTS(:,2).*ALGEBRAIC(:,8))./( CONSTANTS(:,15).*CONSTANTS(:,16))) - exp((ALGEBRAIC(:,5)+ALGEBRAIC(:,7)+ALGEBRAIC(:,9))./( CONSTANTS(:,15).*CONSTANTS(:,16))));
RATES(:,5) = ALGEBRAIC(:,11) - ALGEBRAIC(:,12);
RATES(:,6) =  - ALGEBRAIC(:,10)+ALGEBRAIC(:,12);
RATES(:,7) =  CONSTANTS(:,2).*( - ALGEBRAIC(:,10) - ALGEBRAIC(:,12));
RATES(:,8) = ALGEBRAIC(:,10)+ALGEBRAIC(:,12);
ALGEBRAIC(:,13) =  CONSTANTS(:,6).*(exp(ALGEBRAIC(:,5)./( CONSTANTS(:,15).*CONSTANTS(:,16))) - exp((ALGEBRAIC(:,1)+ALGEBRAIC(:,3))./( CONSTANTS(:,15).*CONSTANTS(:,16))));
RATES(:,1) =  - ALGEBRAIC(:,11)+ALGEBRAIC(:,13);
RATES(:,2) =  - ALGEBRAIC(:,10)+ALGEBRAIC(:,13);
RATES(:,4) = ALGEBRAIC(:,12) - ALGEBRAIC(:,13);
RATES = RATES';
end

% Calculate algebraic variables
function ALGEBRAIC = computeAlgebraic(ALGEBRAIC, CONSTANTS, STATES, VOI)
statesSize = size(STATES);
statesColumnCount = statesSize(2);
if ( statesColumnCount == 1)
STATES = STATES';
utilOnes = 1;
else
statesRowCount = statesSize(1);
utilOnes = ones(statesRowCount, 1);
end
ALGEBRAIC(:,3) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,8).*STATES(:,2));
ALGEBRAIC(:,4) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,9).*STATES(:,3));
ALGEBRAIC(:,7) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,12).*STATES(:,6));
ALGEBRAIC(:,8) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,13).*STATES(:,7));
ALGEBRAIC(:,9) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,14).*STATES(:,8));
ALGEBRAIC(:,10) =  CONSTANTS(:,3).*(exp((ALGEBRAIC(:,3)+ALGEBRAIC(:,7)+ CONSTANTS(:,2).*ALGEBRAIC(:,8))./( CONSTANTS(:,15).*CONSTANTS(:,16))) - exp((ALGEBRAIC(:,4)+ALGEBRAIC(:,9))./( CONSTANTS(:,15).*CONSTANTS(:,16))));
ALGEBRAIC(:,1) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,7).*STATES(:,1));
ALGEBRAIC(:,6) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,11).*STATES(:,5));
ALGEBRAIC(:,11) =  CONSTANTS(:,4).*(exp((ALGEBRAIC(:,1)+ALGEBRAIC(:,4))./( CONSTANTS(:,15).*CONSTANTS(:,16))) - exp(ALGEBRAIC(:,6)./( CONSTANTS(:,15).*CONSTANTS(:,16))));
ALGEBRAIC(:,5) =  CONSTANTS(:,15).*CONSTANTS(:,16).*log( CONSTANTS(:,10).*STATES(:,4));
ALGEBRAIC(:,12) =  CONSTANTS(:,5).*(exp((ALGEBRAIC(:,6)+ CONSTANTS(:,2).*ALGEBRAIC(:,8))./( CONSTANTS(:,15).*CONSTANTS(:,16))) - exp((ALGEBRAIC(:,5)+ALGEBRAIC(:,7)+ALGEBRAIC(:,9))./( CONSTANTS(:,15).*CONSTANTS(:,16))));
ALGEBRAIC(:,13) =  CONSTANTS(:,6).*(exp(ALGEBRAIC(:,5)./( CONSTANTS(:,15).*CONSTANTS(:,16))) - exp((ALGEBRAIC(:,1)+ALGEBRAIC(:,3))./( CONSTANTS(:,15).*CONSTANTS(:,16))));
ALGEBRAIC(:,2) = (STATES(:,4)+STATES(:,5))./1.00000;
end

% Pad out or shorten strings to a set length
req_length = 160;
insize = size(strin,2);
if insize > req_length
strout = strin(1:req_length);
else
strout = [strin, blanks(req_length - insize)];
end
end

```
Source
Derived from workspace BG_HaiMurphy at changeset a67177c16af1.
Collaboration
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