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1985aa9d77
They edit change color at 60hz and jump randomly at an average 1hz for 30 seconds, and then dissapear after 60 seconds. Useful for testing the load of physical objects.
96 lines
3.4 KiB
JavaScript
96 lines
3.4 KiB
JavaScript
"use strict";
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/*jslint nomen: true, plusplus: true, vars: true*/
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var Vec3, Quat, MyAvatar, Entities, Camera, Script, print;
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//
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// Created by Howard Stearns
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// Copyright 2016 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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// Drops a bunch of physical spheres in front of you, each running a script that will:
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// * Edit color at EDIT_RATE for EDIT_TIMEOUT.
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// * Randomly move at an average of MOVE_RATE for MOVE_TIMEOUT.
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// The _TIMEOUT parameters can be 0 for no activity, and -1 to be active indefinitely.
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//
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var NUMBER_TO_CREATE = 120;
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var LIFETIME = 60; // seconds
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var EDIT_RATE = 60; // hz
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var EDIT_TIMEOUT = -1;
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var MOVE_RATE = 1; // hz
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var MOVE_TIMEOUT = LIFETIME / 2;
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var SIZE = 0.5;
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var TYPE = "Sphere";
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// Note that when creating things quickly, the entity server will ignore data if we send updates too quickly.
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// like Internet MTU, these rates are set by th domain operator, so in this script there is a RATE_PER_SECOND
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// variable letting you set this speed. If entities are missing from the grid after a relog, this number
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// being too high may be the reason.
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var RATE_PER_SECOND = 600; // The entity server will drop data if we create things too fast.
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var SCRIPT_INTERVAL = 100;
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var GRAVITY = { x: 0, y: -9.8, z: 0 };
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var VELOCITY = { x: 0.0, y: 0, z: 0 };
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var ANGULAR_VELOCITY = { x: 1, y: 1, z: 1 };
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var DAMPING = 0.5;
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var ANGULAR_DAMPING = 0.5;
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var RANGE = 3;
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var HOW_FAR_IN_FRONT_OF_ME = RANGE * 3;
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var HOW_FAR_UP = RANGE / 1.5; // higher (for uneven ground) above range/2 (for distribution)
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var x = 0;
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var z = 0;
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var totalCreated = 0;
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var offset = Vec3.sum(Vec3.multiply(HOW_FAR_UP, Vec3.UNIT_Y),
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Vec3.multiply(HOW_FAR_IN_FRONT_OF_ME, Quat.getFront(Camera.orientation)));
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var center = Vec3.sum(MyAvatar.position, offset);
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function randomVector(range) {
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return {
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x: (Math.random() - 0.5) * range.x,
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y: (Math.random() - 0.5) * range.y,
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z: (Math.random() - 0.5) * range.z
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};
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}
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Script.setInterval(function () {
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if (!Entities.serversExist() || !Entities.canRez()) {
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return;
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}
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if (totalCreated >= NUMBER_TO_CREATE) {
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print("Created " + totalCreated + " tribbles.");
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Script.stop();
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}
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var i, numToCreate = RATE_PER_SECOND * (SCRIPT_INTERVAL / 1000.0);
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var parameters = JSON.stringify({
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moveTimeout: MOVE_TIMEOUT,
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moveRate: MOVE_RATE,
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editTimeout: EDIT_TIMEOUT,
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editRate: EDIT_RATE
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});
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for (i = 0; (i < numToCreate) && (totalCreated < NUMBER_TO_CREATE); i++) {
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Entities.addEntity({
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userData: parameters,
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type: TYPE,
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name: "tribble-" + totalCreated,
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position: Vec3.sum(center, randomVector({ x: RANGE, y: RANGE, z: RANGE })),
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dimensions: {x: SIZE, y: SIZE, z: SIZE},
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color: {red: Math.random() * 255, green: Math.random() * 255, blue: Math.random() * 255},
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velocity: VELOCITY,
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angularVelocity: Vec3.multiply(Math.random(), ANGULAR_VELOCITY),
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damping: DAMPING,
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angularDamping: ANGULAR_DAMPING,
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gravity: GRAVITY,
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collisionsWillMove: true,
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lifetime: LIFETIME,
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script: "https://s3.amazonaws.com/hifi-public/scripts/entityScripts/tribble.js"
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});
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totalCreated++;
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}
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}, SCRIPT_INTERVAL);
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