overte/scripts/developer/tests/performance/staticEdits.js
2016-04-25 17:36:35 -07:00

96 lines
3.8 KiB
JavaScript

"use strict";
/*jslint nomen: true, plusplus: true, vars: true*/
var Entities, Script, print, Vec3, MyAvatar;
//
// Created by Howard Stearns
// Copyright 2016 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
// Creates a rectangular matrix of objects overhed, and edits them at EDIT_FREQUENCY_TARGET.
// Reports ms since last edit, ms to edit all the created entities, and average ms to edit one entity,
// so that you can measure how many edits can be made.
//
var LIFETIME = 15;
var ROWS_X = 10;
var ROWS_Y = 2;
var ROWS_Z = 10;
var SEPARATION = 10.0;
var SIZE = 1.0;
// Note that when creating things quickly, the entity server will ignore data if we send updates too quickly.
// like Internet MTU, these rates are set by th domain operator, so in this script there is a RATE_PER_SECOND
// variable letting you set this speed. If entities are missing from the grid after a relog, this number
// being too high may be the reason.
var RATE_PER_SECOND = 600; // The entity server will drop data if we create things too fast.
var SCRIPT_INTERVAL = 100;
var x = 0;
var y = 0;
var z = 0;
var o = Vec3.sum(MyAvatar.position, {x: ROWS_X * SEPARATION / -2, y: SEPARATION, z: ROWS_Z * SEPARATION / -2});
var totalCreated = 0;
var startTime = new Date();
var totalToCreate = ROWS_X * ROWS_Y * ROWS_Z;
print("Creating " + totalToCreate + " entities starting at " + startTime);
var ids = [], colors = [], flasher, lastService = Date.now();
function doFlash() { // One could call this in an interval timer, an update, or even a separate entity script.
var i, oldColor, newColor;
var start = Date.now();
for (i = 0; i < ids.length; i++) {
oldColor = colors[i];
newColor = {red: oldColor.green, green: oldColor.blue, blue: oldColor.red};
colors[i] = newColor;
Entities.editEntity(ids[i], {color: newColor});
}
var elapsed = Date.now() - start, serviceTime = start - lastService;
lastService = start;
print(serviceTime, elapsed, elapsed / totalCreated); // ms since last flash, ms to edit all entities, average ms to edit one entity
}
function stopFlash() {
Script.clearTimeout(flasher);
Script.stop();
}
var creator = Script.setInterval(function () {
if (!Entities.serversExist() || !Entities.canRez()) {
return;
}
var numToCreate = Math.min(RATE_PER_SECOND * (SCRIPT_INTERVAL / 1000.0), totalToCreate - totalCreated);
var i, properties;
for (i = 0; i < numToCreate; i++) {
properties = {
position: { x: o.x + SIZE + (x * SEPARATION), y: o.y + SIZE + (y * SEPARATION), z: o.z + SIZE + (z * SEPARATION) },
name: "gridTest",
type: 'Box',
dimensions: {x: SIZE, y: SIZE, z: SIZE},
ignoreCollisions: true,
collisionsWillMove: false,
lifetime: LIFETIME,
color: {red: x / ROWS_X * 255, green: y / ROWS_Y * 255, blue: z / ROWS_Z * 255}
};
colors.push(properties.color);
ids.push(Entities.addEntity(properties));
totalCreated++;
x++;
if (x === ROWS_X) {
x = 0;
y++;
if (y === ROWS_Y) {
y = 0;
z++;
print("Created: " + totalCreated);
}
}
if (z === ROWS_Z) {
print("Total: " + totalCreated + " entities in " + ((new Date() - startTime) / 1000.0) + " seconds.");
Script.clearTimeout(creator);
flasher = Script.setInterval(doFlash, 1000 / 60); // I.e., spin as fast as we have time for.
Script.setTimeout(stopFlash, LIFETIME * 1000);
}
}
}, SCRIPT_INTERVAL);
Script.scriptEnding.connect(function () { Script.clearTimeout(flasher); });