calcprobs.ts

inlets = 3;
outlets = 2;

var octProbs: number[] = [];
var noteProbs: number[] = [];
var noteToggles: number[] = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1];

function list() {
    switch (inlet) {
        case 0:
            octProbs = arrayfromargs(arguments);
            octProbs.reverse();
            break;
        case 1:
            noteProbs = arrayfromargs(arguments);
            break;
        case 2:
            noteToggles = arrayfromargs(arguments);
            break;
    }
    bang();
}

function bang() {
    const used: number[] = [];
    let note = 0;
    const accumProbs: number[] = [];
    let accum = 0;
    for (let i = 0; i < octProbs.length; i++) {
        for (let j = 0; j < noteProbs.length; j++) {
            const prob = octProbs[i] * noteProbs[j] * noteToggles[j];
            if (prob > 0) {
                used.push(note);
            }
            accum += prob;
            accumProbs.push(accum);
            note++;
        }
    }
    for (let i = 0; i < accumProbs.length; i++) {
        accumProbs[i] = accumProbs[i] / accum;
    }

    outlet(0, used);
    outlet(1, accumProbs);
}

let module = {};
export = {};