ekolu sketch

ekolu.js

window.Ekolu = (function () {
    var ekolu = {};
    ekolu.xyz = function (x, y, z) {
        return {x: x, y: y, z: z};
    };

    ekolu._Thread = function (coordinates_system, pos_rot, ai, vision, visual) {
        this.coordinates_system = coordinates_system || _.identity;
        this.pos_rot = pos_rot || function (t) { return ekolu.xyz(0,0,0); };
        this.ai = ai || [];
        this.vision = vision || function (space) { return []; };
        this.visual = visual || {};
    };

    ekolu.thread = function (coordinates_system, pos_rot, ai, vision, visual) {
        return new ekolu._Thread(coordinates_system, pos_rot, ai, vision, visual);
    };

    ekolu.CS = {
        circle: function (ax0, ax1) {
            return function (pos) {
                return _.assoc({}.
                               ax0, pos.radius * Math.cos(pos.theta),
                               ax1, pos.radius * Math.sin(pos.theta));
            };
        }
    };

    ekolu.VOC= {};
    ekolu.VOC.recognize = function (name) {
        return function (ss) { return ss.name === name; };
    };
    ekolu.VOC.vision360 = function (radius) {
        return function (pos) {
            return space.see(function (thr) {
                return thr.x - pos.x <= radius
                    && thr.y - pos.y <= radius
                    && thr.z - pos.z <= radius;
            });
        };
    };

    ekolu.POS = {};
    ekolu.POS.static = function (we, pos) { return pos; };

    return ekolu;
}());


var ekolu = window.Ekolu;

ekolu.thread(
    ekolu.CS.circle("x", "y"),
    function (x, pos) { return {radius: 20, theta: x % (Math.PI * 2)}; },
    [{
        trigger: function (vision) {
            return vision.find(ekolu.VOC.recognize("wall"));
        },
        position: ekolu.POS.static
    }, {
        trigger: function (vision) {
            return vision
                .filter(ekolu.VOC.recognize("hand"))
                .find(_.att("smashing"));
        },
        position: function (x, pos) { return {radius: 20, theta: x % (Math.PI * 2)}; }
    }],
    ekolu.VOC.vision360(5)
);