0d14e5a379
Needs a lot of cleanup. Data has been de-duplicated, and where identical copies existed, one of them has been replaced with a symlink. Some files have been excluded, such as binaries, installers and debug dumps. Some of that may still be present.
113 lines
4.2 KiB
JavaScript
113 lines
4.2 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 which each run an entity script that moves away
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// from you once a second if you are within range.
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//
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// This is a test of how many physical, entity-scripted objects can be around if
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// they are mostly not doing anything -- i.e., just the basic overhead of such objects.
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// They do need a moment to settle out of active physics after being dropped, but only
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// a moment -- that's why they are in a sparse grid.
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var USE_FLAT_FLOOR = true; // Give 'em a flat place to settle on.
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var ROWS_X = 30;
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var ROWS_Z = 30;
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var SEPARATION = 1; // meters
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var LIFETIME = 60; // seconds
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var DISTANCE_RATE = 1; // hz
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var DISTANCE_ALLOWANCE = 3; // meters. Must be this close to cause entity to move
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var DISTANCE_SCALE = 0.5; // velocity will be scale x vector from user to entity
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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: 0.1, z: 0 };
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var DAMPING = 0.75;
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var ANGULAR_DAMPING = 0.75;
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var RANGE = 3;
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var HOW_FAR_UP = 2; // for uneven ground
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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 xDim = ROWS_X * SEPARATION;
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var zDim = ROWS_Z * SEPARATION;
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var totalToCreate = ROWS_X * ROWS_Z;
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var origin = Vec3.sum(MyAvatar.position, {x: xDim / -2, y: HOW_FAR_UP, z: zDim / -2});
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print("Creating " + totalToCreate + " origined on " + JSON.stringify(MyAvatar.position) +
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", starting at " + JSON.stringify(origin));
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var parameters = JSON.stringify({
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distanceRate: DISTANCE_RATE,
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distanceScale: DISTANCE_SCALE,
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distanceAllowance: DISTANCE_ALLOWANCE
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});
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var startTime = new Date();
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if (USE_FLAT_FLOOR) {
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Entities.addEntity({
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type: 'Box',
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name: 'keepAwayFloor',
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lifetime: LIFETIME,
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collisionsWillMove: false,
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color: {red: 255, green: 0, blue: 0},
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position: Vec3.sum(origin, {x: xDim / 2, y: -1 - HOW_FAR_UP, z: zDim / 2}),
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dimensions: {x: xDim + SEPARATION, y: 0.2, z: zDim + SEPARATION}
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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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var i, properties, numToCreate = Math.min(RATE_PER_SECOND * (SCRIPT_INTERVAL / 1000.0), totalToCreate - totalCreated);
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for (i = 0; i < numToCreate; i++) {
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properties = {
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userData: parameters,
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type: TYPE,
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name: "keepAway-" + totalCreated,
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position: {
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x: origin.x + SIZE + (x * SEPARATION),
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y: origin.y,
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z: origin.z + SIZE + (z * SEPARATION)
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},
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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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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: Script.resolvePath("../../entityScripts/simpleKeepAway.js")
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};
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Entities.addEntity(properties);
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totalCreated++;
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x++;
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if (x === ROWS_X) {
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x = 0;
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z++;
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print("Created: " + totalCreated);
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}
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if (z === ROWS_Z) {
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print("Total: " + totalCreated + " entities in " + ((new Date() - startTime) / 1000.0) + " seconds.");
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Script.stop();
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}
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}
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}, SCRIPT_INTERVAL);
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