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354 lines
No EOL
12 KiB
JavaScript
354 lines
No EOL
12 KiB
JavaScript
//
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// pistol.js
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// examples/toybox/entityScripts
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//
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// Created by Eric Levin on11/11/15.
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// Copyright 2015 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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/*global print, MyAvatar, Entities, AnimationCache, SoundCache, Scene, Camera, Overlays, Audio, HMD, AvatarList, AvatarManager, Controller, UndoStack, Window, Account, GlobalServices, Script, ScriptDiscoveryService, LODManager, Menu, Vec3, Quat, AudioDevice, Paths, Clipboard, Settings, XMLHttpRequest, randFloat, randInt */
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(function() {
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Script.include("../../libraries/utils.js");
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Script.include("../../libraries/constants.js");
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var _this;
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// if the trigger value goes below this while held, the can will stop spraying. if it goes above, it will spray
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var DISABLE_LASER_THRESHOLD = 0.2;
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var TRIGGER_CONTROLS = [
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Controller.Standard.LT,
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Controller.Standard.RT,
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];
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var RELOAD_THRESHOLD = 0.95;
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Pistol = function() {
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_this = this;
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this.equipped = false;
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this.forceMultiplier = 1;
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this.laserLength = 100;
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this.laserOffsets = {
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y: .095
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};
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this.firingOffsets = {
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z: 0.16
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}
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this.fireSound = SoundCache.getSound("https://s3.amazonaws.com/hifi-public/sounds/Guns/GUN-SHOT2.raw");
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this.ricochetSound = SoundCache.getSound("https://s3.amazonaws.com/hifi-public/sounds/Guns/Ricochet.L.wav");
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this.playRichochetSoundChance = 0.1;
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this.fireVolume = 0.2;
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this.bulletForce = 10;
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this.showLaser = false;
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};
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Pistol.prototype = {
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canShoot: false,
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startEquip: function(id, params) {
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this.equipped = true;
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this.hand = JSON.parse(params[0]);
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},
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continueNearGrab: function() {
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if (!this.equipped) {
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return;
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}
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this.toggleWithTriggerPressure();
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if (this.showLaser) {
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this.updateLaser();
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}
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},
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toggleWithTriggerPressure: function() {
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this.triggerValue = Controller.getValue(TRIGGER_CONTROLS[this.hand]);
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if (this.triggerValue < RELOAD_THRESHOLD) {
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// print('RELOAD');
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this.canShoot = true;
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}
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if (this.canShoot === true && this.triggerValue === 1) {
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// print('SHOOT');
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this.fire();
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this.canShoot = false;
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}
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if (this.triggerValue < DISABLE_LASER_THRESHOLD && this.showLaser === true) {
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this.showLaser = false;
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Overlays.editOverlay(this.laser, {
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visible: false
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});
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} else if (this.triggerValue >= DISABLE_LASER_THRESHOLD && this.showLaser === false) {
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this.showLaser = true
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Overlays.editOverlay(this.laser, {
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visible: true
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});
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}
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},
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updateLaser: function() {
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var gunProps = Entities.getEntityProperties(this.entityID, ['position', 'rotation']);
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var position = gunProps.position;
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var rotation = gunProps.rotation;
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this.firingDirection = Quat.getFront(rotation);
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var upVec = Quat.getUp(rotation);
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this.barrelPoint = Vec3.sum(position, Vec3.multiply(upVec, this.laserOffsets.y));
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var laserTip = Vec3.sum(this.barrelPoint, Vec3.multiply(this.firingDirection, this.laserLength));
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this.barrelPoint = Vec3.sum(this.barrelPoint, Vec3.multiply(this.firingDirection, this.firingOffsets.z))
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Overlays.editOverlay(this.laser, {
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start: this.barrelPoint,
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end: laserTip,
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alpha: 1
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});
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},
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unequip: function() {
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this.hand = null;
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this.equipped = false;
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Overlays.editOverlay(this.laser, {
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visible: false
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});
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},
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preload: function(entityID) {
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this.entityID = entityID;
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// this.initControllerMapping();
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this.laser = Overlays.addOverlay("line3d", {
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start: ZERO_VECTOR,
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end: ZERO_VECTOR,
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color: COLORS.RED,
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alpha: 1,
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visible: true,
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lineWidth: 2
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});
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},
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triggerPress: function(hand, value) {
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if (this.hand === hand && value === 1) {
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//We are pulling trigger on the hand we have the gun in, so fire
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this.fire();
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}
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},
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fire: function() {
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var pickRay = {
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origin: this.barrelPoint,
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direction: this.firingDirection
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};
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Audio.playSound(this.fireSound, {
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position: this.barrelPoint,
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volume: this.fireVolume
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});
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this.createGunFireEffect(this.barrelPoint)
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var intersection = Entities.findRayIntersectionBlocking(pickRay, true);
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if (intersection.intersects) {
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this.createEntityHitEffect(intersection.intersection);
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if (Math.random() < this.playRichochetSoundChance) {
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Script.setTimeout(function() {
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Audio.playSound(_this.ricochetSound, {
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position: intersection.intersection,
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volume: _this.fireVolume
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});
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}, randFloat(10, 200));
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}
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if (intersection.properties.collisionsWillMove === 1) {
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// Any entity with collisions will move can be shot
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Entities.editEntity(intersection.entityID, {
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velocity: Vec3.multiply(this.firingDirection, this.bulletForce)
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});
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}
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}
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},
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unload: function() {
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Overlays.deleteOverlay(this.laser);
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},
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createEntityHitEffect: function(position) {
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var flash = Entities.addEntity({
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type: "ParticleEffect",
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position: position,
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lifetime: 4,
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"name": "Flash Emitter",
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"color": {
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red: 228,
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green: 128,
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blue: 12
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},
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"maxParticles": 1000,
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"lifespan": 0.15,
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"emitRate": 1000,
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"emitSpeed": 1,
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"speedSpread": 0,
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"emitOrientation": {
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"x": -0.4,
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"y": 1,
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"z": -0.2,
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"w": 0.7071068286895752
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},
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"emitDimensions": {
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"x": 0,
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"y": 0,
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"z": 0
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},
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"polarStart": 0,
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"polarFinish": Math.PI,
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"azimuthStart": -3.1415927410125732,
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"azimuthFinish": 2,
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"emitAcceleration": {
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"x": 0,
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"y": 0,
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"z": 0
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},
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"accelerationSpread": {
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"x": 0,
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"y": 0,
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"z": 0
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},
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"particleRadius": 0.03,
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"radiusSpread": 0.02,
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"radiusStart": 0.02,
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"radiusFinish": 0.03,
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"colorSpread": {
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red: 100,
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green: 100,
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blue: 20
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},
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"alpha": 1,
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"alphaSpread": 0,
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"alphaStart": 0,
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"alphaFinish": 0,
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"additiveBlending": true,
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"textures": "http://ericrius1.github.io/PartiArt/assets/star.png"
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});
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Script.setTimeout(function() {
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Entities.editEntity(flash, {
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isEmitting: false
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});
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}, 100);
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},
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createGunFireEffect: function(position) {
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var smoke = Entities.addEntity({
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type: "ParticleEffect",
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position: position,
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lifetime: 1,
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"name": "Smoke Hit Emitter",
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"maxParticles": 1000,
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"lifespan": 4,
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"emitRate": 20,
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emitSpeed: 0,
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"speedSpread": 0,
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"emitDimensions": {
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"x": 0,
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"y": 0,
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"z": 0
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},
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"polarStart": 0,
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"polarFinish": 0,
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"azimuthStart": -3.1415927410125732,
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"azimuthFinish": 3.14,
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"emitAcceleration": {
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"x": 0,
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"y": 0.5,
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"z": 0
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},
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"accelerationSpread": {
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"x": .2,
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"y": 0,
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"z": .2
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},
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"radiusSpread": .04,
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"particleRadius": 0.07,
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"radiusStart": 0.07,
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"radiusFinish": 0.07,
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"alpha": 0.7,
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"alphaSpread": 0,
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"alphaStart": 0,
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"alphaFinish": 0,
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"additiveBlending": 0,
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"textures": "https://hifi-public.s3.amazonaws.com/alan/Particles/Particle-Sprite-Smoke-1.png"
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});
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Script.setTimeout(function() {
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Entities.editEntity(smoke, {
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isEmitting: false
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});
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}, 100);
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var flash = Entities.addEntity({
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type: "ParticleEffect",
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position: position,
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lifetime: 4,
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"name": "Muzzle Flash",
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"color": {
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red: 228,
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green: 128,
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blue: 12
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},
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"maxParticles": 1000,
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"lifespan": 0.1,
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"emitRate": 1000,
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"emitSpeed": 0.5,
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"speedSpread": 0,
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"emitOrientation": {
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"x": -0.4,
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"y": 1,
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"z": -0.2,
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"w": 0.7071068286895752
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},
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"emitDimensions": {
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"x": 0,
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"y": 0,
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"z": 0
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},
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"polarStart": 0,
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"polarFinish": Math.PI,
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"azimuthStart": -3.1415927410125732,
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"azimuthFinish": 2,
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"emitAcceleration": {
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"x": 0,
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"y": 0,
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"z": 0
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},
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"accelerationSpread": {
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"x": 0,
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"y": 0,
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"z": 0
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},
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"particleRadius": 0.05,
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"radiusSpread": 0.01,
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"radiusStart": 0.05,
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"radiusFinish": 0.05,
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"colorSpread": {
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red: 100,
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green: 100,
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blue: 20
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},
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"alpha": 1,
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"alphaSpread": 0,
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"alphaStart": 0,
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"alphaFinish": 0,
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"additiveBlending": true,
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"textures": "http://ericrius1.github.io/PartiArt/assets/star.png"
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});
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Script.setTimeout(function() {
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Entities.editEntity(flash, {
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isEmitting: false
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});
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}, 100)
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}
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};
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// entity scripts always need to return a newly constructed object of our type
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return new Pistol();
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}); |