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Team:Groningen/Modelling/Model.js
From 2009.igem.org
(Difference between revisions)
(Enable specifying multiple explicit time-points.) |
m (Sort maxt entries.) |
||
| Line 21: | Line 21: | ||
function simulate(x0,maxt,f) { | function simulate(x0,maxt,f) { | ||
if (!maxt.length) maxt = [maxt]; | if (!maxt.length) maxt = [maxt]; | ||
| + | maxt.sort(function(a,b){return a - b;}); | ||
var t = 0; | var t = 0; | ||
var oh = Math.min(1,maxt[0]/2), h, nt, mti = 0; | var oh = Math.min(1,maxt[0]/2), h, nt, mti = 0; | ||
Revision as of 13:14, 28 September 2009
function formatNumberToHTML(v,p) {
if (p===undefined) p = 5;
return v.toPrecision(p)
.replace(/e\+([0-9]+)$/i,'·10$1')
.replace(/e\-([0-9]+)$/i,'·10-$1');
}
function setOutput(name,v,p) {
var node = document.getElementById(name); if (!node) return; node.innerHTML = formatNumberToHTML(v); node.value = v;
}
function getInput(name) {
var node = document.getElementById(name); if (!node) return undefined; return Number(node.value);
}
function simulate(x0,maxt,f) {
if (!maxt.length) maxt = [maxt];
maxt.sort(function(a,b){return a - b;});
var t = 0;
var oh = Math.min(1,maxt[0]/2), h, nt, mti = 0;
var data = {time: [0]}, x = {}, k1 = {};
for(var v in x0) {
x[v] = x0[v];
data[v] = [x0[v]];
}
do {
if (t+oh>=maxt[mti]) {
h = maxt[mti]-t;
nt = maxt[mti];
} else {
h = oh;
nt = t + h;
}
k1 = f(t,x);
for(var v in x) {
x[v] += h*k1[v];
data[v].push(x[v]);
}
t = nt;
data.time.push(t);
if (t>=maxt[mti]) mti++;
} while(t<maxt[maxt.length-1]);
return data;
}
