How to use the Raycaster function from three

trois.js

GitHub: lwd-temp/trois

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// mouse tracking
var mouse = new three.Vector2();
var mouseV3 = new three.Vector3();
var mousePlane = new three.Plane(new three.Vector3(0, 0, 1), 0);
var raycaster = new three.Raycaster();

// raycast objects
var intersectObjects = [];

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trois.js

GitHub: JamesHeal/trois

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const {
  camera,
  resetPosition = new three.Vector3(0, 0, 0),
} = options;

const raycaster = new three.Raycaster();
const position = resetPosition.clone();
const plane = new three.Plane(new three.Vector3(0, 0, 1), 0);

const updatePosition = (coords) => {

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geo-three.cjs

GitHub: tentone/geo-three

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class LODRaycast {
    constructor() {
        this.subdivisionRays = 1;
        this.thresholdUp = 0.6;
        this.thresholdDown = 0.15;
        this.raycaster = new three.Raycaster();
        this.mouse = new three.Vector2();
        this.powerDistance = false;
        this.scaleDistance = true;
    }

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ActiveCreatureOLD.js

GitHub: MozillaReality/puzzle-rain

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if (!this.controller.active) {
  return;
}
var vector = new THREE.Vector3(0, -1, 0);
vector.applyQuaternion(this.controller.quaternion);
var raycaster = new THREE.Raycaster(this.controller.position, vector);
var intersects = raycaster.intersectObjects(this.intersectArr);
if (intersects.length > 0) {
  for (var i = 0;i < intersects.length;i++) {
    if (this.lastActiveCreature !== intersects[i].object.parent.parent) {

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shark_viewer.js

GitHub: JaneliaSciComp/SharkViewer

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this.brainboundingbox = null;
this.last_anim_timestamp = null;
this.mouseHandler = null;
this.nodeParticleTexture = NODE_PARTICLE_IMAGE;
this.min_radius = null;
this.raycaster = new THREE.Raycaster();
this.trackControls = null;
this.backgroundColor = 0xffffff;
this.renderer = null;
this.camera = null;

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+ 3 other calls in file

TransformControls.js

GitHub: MozillaReality/mred

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var mouseUpEvent = { type: "mouseUp", mode: scope.mode };
var objectChangeEvent = { type: "objectChange" };

// Reusable utility variables

var ray = new THREE.Raycaster();

var _tempVector = new THREE.Vector3();
var _tempVector2 = new THREE.Vector3();
var _tempQuaternion = new THREE.Quaternion();

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fashionview.js

GitHub: audunsh/evince

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      const composer = new EffectComposer( this.renderer );

      composer.addPass( renderPass );
      

      let raycaster = new THREE.Raycaster();
let pointer = new THREE.Vector2();

      const gui = new GUI();

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boid.js

GitHub: juanuys/boids

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// avoid collisions with world obstacles
var originPoint = this.mesh.position.clone();
var localVertex = this.geometry.vertices[0].clone()
var globalVertex = localVertex.applyMatrix4(this.mesh.matrix);
var directionVector = globalVertex.sub(this.mesh.position);
var raycaster = new THREE.Raycaster(originPoint, directionVector.clone().normalize(), 0, visionRange);

if (this.debug) {
  const arrow = new THREE.ArrowHelper(raycaster.ray.direction, raycaster.ray.origin, 50, 0xff0000)
  if (this.counter % 50 === 0) {

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ArcballControls.js

GitHub: BaurTokenov/three-js-editor-2

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};
//events
const _changeEvent = { type: 'change' };
const _startEvent = { type: 'start' };
const _endEvent = { type: 'end' };
const _raycaster = new three_1.Raycaster();
const _offset = new three_1.Vector3();
const _gizmoMatrixStateTemp = new three_1.Matrix4();
const _cameraMatrixStateTemp = new three_1.Matrix4();
const _scalePointTemp = new three_1.Vector3();

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browser.js

GitHub: FabricLabs/verse

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}

// Main draw
drawSpace();

const raycaster = new THREE.Raycaster();

for (let x = 0; x < SIZE; x++) {
  for (let y = 0; y < SIZE; y++) {
    const pixel = voxelMap[`${x}:${y}`];

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+ 17 other calls in file

OLS3D.react.js

GitHub: kevinmcalear/explained-visually

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)
intersectPlane.visible = false
state.scene.add(intersectPlane)
state.objects.intersectPlane = intersectPlane

state.objects.raycaster = new THREE.Raycaster()

this._setupGrid(state)
this._setupGridLabels(state)

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Pointer.js

GitHub: joshmarinacci/webxr-boilerplate

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this.opts = opts || {};
this.opts.enableLaser = this.opts.enableLaser !== undefined ? this.opts.enableLaser : true;
this.opts.laserLength = this.opts.laserLength !== undefined ? this.opts.laserLength : 3;
this.canvas = this.renderer.domElement;

this.raycaster = new _threeModule.Raycaster();
this.waitcb = null;
this.hoverTarget = null;

this.intersectionFilter = this.opts.intersectionFilter || function (o) {

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+ 3 other calls in file

world.js

GitHub: exaquark/exaquark-vue

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if (instance === null) {
  instance = new World()

  instance.scene = new THREE.Scene()
  instance.camera = new THREE.PerspectiveCamera(75, 1, 1, 1000)
  instance.raycaster = new THREE.Raycaster(new THREE.Vector3(), new THREE.Vector3(0, -1, 0), 0, 10)
  instance.renderer = new THREE.WebGLRenderer({antialias: true})

  // set a background
  instance.scene.background = new THREE.Color(0xffffff)

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Hand.js

GitHub: kenjiSpecial/portfolio-2017

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let localVertex = this.collideBoxMesh.geometry.vertices[vertexIndex].clone();
let globalVertex = localVertex.applyMatrix4( this.collideBoxMesh.matrix );
let directionVector = globalVertex.sub( this.collideBoxMesh.position );

let ray = new THREE.Raycaster( originPoint, directionVector.clone().normalize());
let collisionResults = ray.intersectObjects(this.collidableMeshList);

if ( collisionResults.length > 0 && collisionResults[0].distance - directionVector.length() < 0 ) {

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ThreeFactory.js

GitHub: zhouzhili/webGL-webGIS-Learning

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  this.stats = null
  this.controls = null
  this.opts = { el: null, initLight: false, initGrid: false, ...opts }
  this.renderCb = null
  this.mouseClickHandle = null
  this.rayCaster = new THREE.Raycaster()
}

_initCamera() {
  const { cameraOpt } = this.opts

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main.js

GitHub: teerzo/btx-face

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    mouseMove: false,
    mouseUp: false,
    mouseOut: false,
},
raycastPos: null,
raycaster: new THREE.Raycaster(),
raycastList: [],

cameraLastPos: new THREE.Vector3(0, 0, 0),

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Globe.js

GitHub: sebasz1000/geoSearch

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import worlddata from './data/world.json'
const OrbitControls = require('three-orbitcontrols')
var TWEEN = require('@tweenjs/tween.js');
var topojson = require('topojson')
var THREE = require('three')
var raycaster = new THREE.Raycaster()
var mouse = { x: 0, y: 0 , z: 15}
var pickerPoint = new THREE.Vector3();
var holdCountry = false;
var currentCountry, overlay, pointer;

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+ 17 other calls in file

PlanarControls.js

GitHub: VeinKowal/veins

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var travelUseSmooth = false; // zoom changes (for orthographic camera)


var startZoom = 0;
var endZoom = 0; // ray caster for drag movement


var rayCaster = new THREE.Raycaster();
var plane = new THREE.Plane(new THREE.Vector3(0, 0, -1)); // default parameters :


var defaultOptions = {
  enableRotation: true,

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GlobeControls.js

GitHub: VeinKowal/veins

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var quaterAxis = new THREE.Quaternion();
var axisX = new THREE.Vector3(1, 0, 0);
var minDistanceZ = Infinity;
var lastNormalizedIntersection = new THREE.Vector3();
var normalizedIntersection = new THREE.Vector3();
var raycaster = new THREE.Raycaster();
var targetPosition = new THREE.Vector3();
var pickedPosition = new THREE.Vector3();
var sphereCamera = new THREE.Sphere();
var previous;

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blueprint3d.js

GitHub: 2022-SMHRD-IS-AI1/MyPlace

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recursive = recursive || false;
linePrecision = linePrecision || 20;


var direction = vector.sub( camera.position ).normalize();
var raycaster = new THREE.Raycaster(
    camera.position,
    direction);
raycaster.linePrecision = linePrecision;
var intersections;

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+ 13 other calls in file