/**
 * Physics
 * @param id
 * @param name
 * @param physicsType
 * @constructor
 */
R3.PhysicsRuntime = function(
    id,
    name,
    physicsType
) {
    if (R3.Utils.UndefinedOrNull(id)) {
        id = R3.Utils.RandomId();
    }
    this.id = id;

    if (R3.Utils.UndefinedOrNull(name)) {
        name = 'Physics (' + id + ')';
    }
    this.name = name;

    if (R3.Utils.UndefinedOrNull(physicsType)) {
        physicsType = R3.PhysicsRuntime.TYPE_CANNON_JS;
    }
    this.physicsType = physicsType;

    this.createInstance();
};

/**
 * R3.PhysicsRuntime Types
 * @type {number}
 */
R3.PhysicsRuntime.TYPE_CANNON_JS = 0x1;

R3.PhysicsRuntime.prototype.createInstance = function() {
    if (this.physicsType === R3.PhysicsRuntime.TYPE_CANNON_JS) {
        this.instance = CANNON;
    } else {
        this.instance = null;
    }
};

R3.PhysicsRuntime.prototype.updateInstance = function(property) {
    if (property === 'physicsType') {
        this.createInstance();
    }
};

/**
 * Logs a warning and throws an error if not cannon
 */
R3.PhysicsRuntime.prototype.isNotCannonThrow = function() {
    if (this.instance !== CANNON) {
        console.error('Only CANNON supported');
        throw new Error('Only CANNON supported');
    }
};