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107 lines
No EOL
3 KiB
JavaScript
107 lines
No EOL
3 KiB
JavaScript
// bubble.js
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// part of bubblewand
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//
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// Script Type: Entity
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// Created by James B. Pollack @imgntn -- 09/03/2015
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// Copyright 2015 High Fidelity, Inc.
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//
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// example of a nested entity. plays a particle burst at the location where its deleted.
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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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(function() {
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Script.include("../../utilities.js");
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Script.include("../../libraries/utils.js");
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var BUBBLE_PARTICLE_TEXTURE = "http://hifi-public.s3.amazonaws.com/james/bubblewand/textures/bubble_particle.png"
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BUBBLE_PARTICLE_COLOR = {
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red: 0,
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green: 40,
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blue: 255,
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};
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var _this = this;
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var properties;
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this.preload = function(entityID) {
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// print('bubble preload')
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_this.entityID = entityID;
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Script.update.connect(_this.update);
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};
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this.update = function() {
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// we want the position at unload but for some reason it keeps getting set to 0,0,0 -- so i just exclude that location. sorry origin bubbles.
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var tmpProperties = Entities.getEntityProperties(_this.entityID);
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if (tmpProperties.position.x !== 0 && tmpProperties.position.y !== 0 && tmpProperties.position.z !== 0) {
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properties = tmpProperties;
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}
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};
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this.unload = function(entityID) {
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Script.update.disconnect(this.update);
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//TODO: Unload doesn't seem like the right place to do this. We really want to know that our lifetime is over.
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// _this.createBurstParticles();
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};
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this.createBurstParticles = function() {
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//get the current position and dimensions of the bubble
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var position = properties.position;
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var dimensions = properties.dimensions;
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var animationSettings = JSON.stringify({
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fps: 30,
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frameIndex: 0,
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running: true,
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firstFrame: 0,
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lastFrame: 30,
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loop: false
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});
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var particleBurst = Entities.addEntity({
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type: "ParticleEffect",
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animationSettings: animationSettings,
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animationIsPlaying: true,
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position: position,
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lifetime: 0.1,
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dimensions: {
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x: 1,
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y: 1,
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z: 1
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},
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emitVelocity: {
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x: 0.35,
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y: 0.35,
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z: 0.35
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},
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velocitySpread: {
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x: 0.45,
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y: 0.45,
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z: 0.45
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},
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emitAcceleration: {
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x: 0,
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y: -0.1,
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z: 0
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},
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particleRadius:0.1,
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alphaStart: 0.5,
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alpha: 0.5,
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alphaFinish: 0,
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textures: BUBBLE_PARTICLE_TEXTURE,
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// color: BUBBLE_PARTICLE_COLOR,
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lifespan: 0.1,
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visible: true,
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locked: false
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});
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};
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}); |