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hand-extras.js
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(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
require ("./src/drag-rotate")
require ("./src/drag-move")
require ("./src/hand-teleport")
require ("./src/finger-cursor")
},{"./src/drag-move":2,"./src/drag-rotate":3,"./src/finger-cursor":5,"./src/hand-teleport":6}],2:[function(require,module,exports){
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.component = void 0;
const component = AFRAME.registerComponent("drag-move", {
schema: {
rig: {
type: "selector"
},
speed: {
default: 1
}
},
init: function () {
this.isPinching = false;
this.pinchUp = this.setPinch.bind(this, true);
this.pinchDown = this.setPinch.bind(this, false);
this.handExtrasReady = this.handExtrasReady.bind(this);
this.el.addEventListener("pinchstarted", this.pinchUp);
this.el.addEventListener("pinchmoved", this.pinchUp);
this.el.addEventListener("pinchended", this.pinchDown);
this.el.addEventListener("hand-tracking-extras-ready", this.handExtrasReady);
this.lastPinchPosition = new THREE.Vector3();
this.currentPinchPosition = new THREE.Vector3();
this.camera = this.el.sceneEl.camera.el;
this.rig = this.data.rig;
},
setPinch: function (isPinching, evt) {
if (isPinching) {
if (!this.isPinching) this.lastPinchPosition.copy(evt.detail.position);
this.currentPinchPosition.copy(evt.detail.position);
}
this.isPinching = isPinching;
},
handExtrasReady: function (evt) {
this.jointAPI = evt.detail.data.jointAPI;
},
remove: function () {
this.el.removeEventListener("hand-tracking-extras-ready", this.handExtrasReady);
this.el.removeEventListener("pinchstarted", this.pinchUp);
this.el.removeEventListener("pinchmoved", this.pinchUp);
this.el.removeEventListener("pinchended", this.pinchDown);
},
tick: function () {
const pinchDiff = new THREE.Vector3(0, 0, 0);
const tmpv = new THREE.Vector3();
const tmp2 = new THREE.Vector3();
return function () {
if (!this.jointAPI) return;
if (!this.data.rig) return;
if (!this.isPinching) return;
const index_tip = this.jointAPI.getIndexTip();
if (!index_tip.isValid()) return;
const rig = this.data.rig;
const lastPinchPosition = this.lastPinchPosition;
const currentPinchPosition = this.currentPinchPosition;
tmpv.copy(lastPinchPosition);
tmp2.copy(currentPinchPosition);
pinchDiff.copy(tmpv).multiplyScalar(-1).add(tmp2).multiplyScalar(-1 * this.data.speed).applyQuaternion(rig.object3D.quaternion);
rig.object3D.position.add(pinchDiff);
lastPinchPosition.copy(currentPinchPosition);
};
}()
});
exports.component = component;
},{}],3:[function(require,module,exports){
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.component = void 0;
const component = AFRAME.registerComponent("drag-rotate", {
schema: {
rig: {
type: "selector"
},
fingerToHMDHeight: {
default: 0.15
},
fingerToHMDDistance: {
default: 0.6
}
},
init: function () {
this.isPinching = false;
this.pinchUp = this.setPinch.bind(this, true);
this.pinchDown = this.setPinch.bind(this, false);
this.handExtrasReady = this.handExtrasReady.bind(this);
this.el.addEventListener("pinchstarted", this.pinchUp);
this.el.addEventListener("pinchended", this.pinchDown);
this.el.addEventListener("hand-tracking-extras-ready", this.handExtrasReady);
this.camera = this.el.sceneEl.camera.el;
this.rig = this.data.rig;
},
setPinch: function (isPinching) {
this.isPinching = isPinching;
},
handExtrasReady: function (evt) {
this.joints = evt.detail.data.joints;
},
remove: function () {
this.el.removeEventListener("hand-tracking-extras-ready", this.handExtrasReady);
this.el.removeEventListener("pinchstarted", this.pinchUp);
this.el.removeEventListener("pinchended", this.pinchDown);
},
tick: function () {
const indexPosition = new THREE.Vector3();
const cameraPosition = new THREE.Vector3();
const hand_camera_orientation = new THREE.Vector2();
const UP = new THREE.Vector3(0, 1, 0);
var prevAngle = undefined;
function stopDragging(el) {
prevAngle = undefined;
el.emit("dragend");
}
return function () {
if (!this.joints) return;
let el = this.el;
let index = this.joints.I_Tip;
if (!index.isValid()) {
return stopDragging(el);
}
index.getPosition(indexPosition);
cameraPosition.copy(this.camera.object3D.position);
let userdata = this.data;
if (userdata.fingerToHMDHeight) {
// check if index finger is on the HMD level
if (Math.abs(indexPosition.y - cameraPosition.y) > userdata.fingerToHMDHeight) {
return stopDragging(el);
}
}
if (userdata.fingerToHMDDistance) {
// check index finger to HMD distance
if (indexPosition.distanceTo(cameraPosition) > userdata.fingerToHMDDistance) {
return stopDragging(el);
}
}
if (this.isPinching) {
// get the "initial" angle
let z = indexPosition.z - this.camera.object3D.position.z;
let x = indexPosition.x - this.camera.object3D.position.x;
hand_camera_orientation.set(x, z).normalize();
let angle = Math.atan2(hand_camera_orientation.y, hand_camera_orientation.x);
if (prevAngle === undefined) {
prevAngle = angle;
el.emit("dragstart");
return;
}
let theta = -(prevAngle - angle);
prevAngle = angle; // use a global
cameraPosition.setFromMatrixPosition(this.camera.object3D.matrixWorld); // why getWorldPosition isn't working lol
let point = cameraPosition; // rotate the rig around the camera
let rig = this.rig;
rig.object3D.position.add(point.negate()); // remove the offset
rig.object3D.position.applyAxisAngle(UP, theta); // rotate the POSITION
rig.object3D.position.add(point.negate()); // re-add the offset
rig.object3D.rotateOnAxis(UP, theta); // rotate the OBJECT
} else {
return stopDragging(el);
}
};
}()
});
exports.component = component;
},{}],4:[function(require,module,exports){
/* global THREE, AFRAME, Element */
var cylinderTexture = require('./lib/cylinderTexture');
var parabolicCurve = require('./lib/ParabolicCurve');
var RayCurve = require('./lib/RayCurve');
if (typeof AFRAME === 'undefined') {
throw new Error('Component attempted to register before AFRAME was available.');
}
if (!Element.prototype.matches) {
Element.prototype.matches =
Element.prototype.matchesSelector ||
Element.prototype.mozMatchesSelector ||
Element.prototype.msMatchesSelector ||
Element.prototype.oMatchesSelector ||
Element.prototype.webkitMatchesSelector ||
function (s) {
var matches = (this.document || this.ownerDocument).querySelectorAll(s);
var i = matches.length;
while (--i >= 0 && matches.item(i) !== this) { /* no-op */ }
return i > -1;
};
}
module.exports = AFRAME.registerComponent('extended-teleport-controls', {
schema: {
type: { default: 'parabolic', oneOf: ['parabolic', 'line'] },
button: { default: 'trackpad', oneOf: ['trackpad', 'trigger', 'grip', 'menu'] },
startEvents: { type: 'array' },
abortEvents: { type: 'array' },
endEvents: { type: 'array' },
collisionEntities: { default: '' },
hitEntity: { type: 'selector' },
cameraRig: { type: 'selector' },
teleportOrigin: { type: 'selector' },
hitCylinderColor: { type: 'color', default: '#99ff99' },
hitCylinderRadius: { default: 0.25, min: 0 },
hitCylinderHeight: { default: 0.3, min: 0 },
interval: { default: 0 },
maxLength: { default: 10, min: 0, if: { type: ['line'] } },
curveNumberPoints: { default: 30, min: 2, if: { type: ['parabolic'] } },
curveLineWidth: { default: 0.025 },
curveHitColor: { type: 'color', default: '#99ff99' },
curveMissColor: { type: 'color', default: '#ff0000' },
curveShootingSpeed: { default: 5, min: 0, if: { type: ['parabolic'] } },
defaultPlaneSize: { default: 100 },
landingNormal: { type: 'vec3', default: { x: 0, y: 1, z: 0 } },
landingMaxAngle: { default: '45', min: 0, max: 360 },
drawIncrementally: { default: false },
incrementalDrawMs: { default: 700 },
missOpacity: { default: 1.0 },
hitOpacity: { default: 1.0 }
},
init: function () {
var data = this.data;
var el = this.el;
var teleportEntity;
var i;
this.active = false;
this.obj = el.object3D;
this.hitPoint = new THREE.Vector3();
this.rigWorldPosition = new THREE.Vector3();
this.newRigWorldPosition = new THREE.Vector3();
this.teleportEventDetail = {
oldPosition: this.rigWorldPosition,
newPosition: this.newRigWorldPosition,
hitPoint: this.hitPoint
};
this.orientation = 0;
this.hit = false;
this.prevCheckTime = undefined;
this.prevHitHeight = 0;
this.referenceNormal = new THREE.Vector3();
this.curveMissColor = new THREE.Color();
this.curveHitColor = new THREE.Color();
this.raycaster = new THREE.Raycaster();
this.defaultPlane = createDefaultPlane(this.data.defaultPlaneSize);
this.defaultCollisionMeshes = [this.defaultPlane];
teleportEntity = this.teleportEntity = document.createElement('a-entity');
teleportEntity.classList.add('teleportRay');
teleportEntity.setAttribute('visible', false);
el.sceneEl.appendChild(this.teleportEntity);
this.onButtonDown = this.onButtonDown.bind(this);
this.onButtonUp = this.onButtonUp.bind(this);
this.onAbort = this.onAbort.bind(this);
if (this.data.startEvents.length && this.data.endEvents.length) {
for (i = 0; i < this.data.startEvents.length; i++) {
el.addEventListener(this.data.startEvents[i], this.onButtonDown);
}
for (i = 0; i < this.data.endEvents.length; i++) {
el.addEventListener(this.data.endEvents[i], this.onButtonUp);
}
for (i = 0; i < this.data.endEvents.length; i++) {
el.addEventListener(this.data.abortEvents[i], this.onAbort);
}
} else {
el.addEventListener(data.button + 'down', this.onButtonDown);
el.addEventListener(data.button + 'up', this.onButtonUp);
}
this.queryCollisionEntities();
},
update: function (oldData) {
var data = this.data;
var diff = AFRAME.utils.diff(data, oldData);
// Update normal.
this.referenceNormal.copy(data.landingNormal);
// Update colors.
this.curveMissColor.set(data.curveMissColor);
this.curveHitColor.set(data.curveHitColor);
// Create or update line mesh.
if (!this.line ||
'curveLineWidth' in diff || 'curveNumberPoints' in diff || 'type' in diff) {
this.line = createLine(data);
this.line.material.opacity = this.data.hitOpacity;
this.line.material.transparent = this.data.hitOpacity < 1;
this.numActivePoints = data.curveNumberPoints;
this.teleportEntity.setObject3D('mesh', this.line.mesh);
}
// Create or update hit entity.
if (data.hitEntity) {
this.hitEntity = data.hitEntity;
} else if (!this.hitEntity || 'hitCylinderColor' in diff || 'hitCylinderHeight' in diff ||
'hitCylinderRadius' in diff) {
// Remove previous entity, create new entity (could be more performant).
if (this.hitEntity) { this.hitEntity.parentNode.removeChild(this.hitEntity); }
this.hitEntity = createHitEntity(data);
this.el.sceneEl.appendChild(this.hitEntity);
}
this.hitEntity.setAttribute('visible', false);
if ('collisionEntities' in diff) { this.queryCollisionEntities(); }
},
remove: function () {
var el = this.el;
var hitEntity = this.hitEntity;
var teleportEntity = this.teleportEntity;
if (hitEntity) { hitEntity.parentNode.removeChild(hitEntity); }
if (teleportEntity) { teleportEntity.parentNode.removeChild(teleportEntity); }
el.sceneEl.removeEventListener('child-attached', this.childAttachHandler);
el.sceneEl.removeEventListener('child-detached', this.childDetachHandler);
},
tick: (function () {
var p0 = new THREE.Vector3();
var v0 = new THREE.Vector3();
var g = -9.8;
var a = new THREE.Vector3(0, g, 0);
var next = new THREE.Vector3();
var last = new THREE.Vector3();
var quaternion = new THREE.Quaternion();
var translation = new THREE.Vector3();
var scale = new THREE.Vector3();
var shootAngle = new THREE.Vector3();
var lastNext = new THREE.Vector3();
var auxDirection = new THREE.Vector3();
var timeSinceDrawStart = 0;
return function (time, delta) {
if (!this.active) { return; }
if (this.data.drawIncrementally && this.redrawLine) {
this.redrawLine = false;
timeSinceDrawStart = 0;
}
timeSinceDrawStart += delta;
this.numActivePoints = this.data.curveNumberPoints * timeSinceDrawStart / this.data.incrementalDrawMs;
if (this.numActivePoints > this.data.curveNumberPoints) {
this.numActivePoints = this.data.curveNumberPoints;
}
// Only check for intersection if interval time has passed.
if (this.prevCheckTime && (time - this.prevCheckTime < this.data.interval)) { return; }
// Update check time.
this.prevCheckTime = time;
var matrixWorld = this.obj.matrixWorld;
matrixWorld.decompose(translation, quaternion, scale);
var direction = shootAngle.set(0, 0, -1)
.applyQuaternion(quaternion).normalize();
this.line.setDirection(auxDirection.copy(direction));
this.obj.getWorldPosition(p0);
last.copy(p0);
// Set default status as non-hit
this.teleportEntity.setAttribute('visible', true);
this.line.material.color.set(this.curveMissColor);
this.line.material.opacity = this.data.missOpacity;
this.line.material.transparent = this.data.missOpacity < 1;
this.hitEntity.setAttribute('visible', false);
this.hit = false;
if (this.data.type === 'parabolic') {
v0.copy(direction).multiplyScalar(this.data.curveShootingSpeed);
this.lastDrawnIndex = 0;
const numPoints = this.data.drawIncrementally ? this.numActivePoints : this.line.numPoints;
for (var i = 0; i < numPoints + 1; i++) {
var t;
if (i == Math.floor(numPoints + 1)) {
t = numPoints / (this.line.numPoints - 1);
}
else {
t = i / (this.line.numPoints - 1);
}
parabolicCurve(p0, v0, a, t, next);
// Update the raycaster with the length of the current segment last->next
var dirLastNext = lastNext.copy(next).sub(last).normalize();
this.raycaster.far = dirLastNext.length();
this.raycaster.set(last, dirLastNext);
this.lastDrawnPoint = next;
this.lastDrawnIndex = i;
if (this.checkMeshCollisions(i, next)) { break; }
last.copy(next);
}
for (var j = this.lastDrawnIndex + 1; j < this.line.numPoints; j++) {
this.line.setPoint(j, this.lastDrawnPoint);
}
} else if (this.data.type === 'line') {
next.copy(last).add(auxDirection.copy(direction).multiplyScalar(this.data.maxLength));
this.raycaster.far = this.data.maxLength;
this.raycaster.set(p0, direction);
this.line.setPoint(0, p0);
this.checkMeshCollisions(1, next);
}
};
})(),
/**
* Run `querySelectorAll` for `collisionEntities` and maintain it with `child-attached`
* and `child-detached` events.
*/
queryCollisionEntities: function () {
var collisionEntities;
var data = this.data;
var el = this.el;
if (!data.collisionEntities) {
this.collisionEntities = [];
return;
}
collisionEntities = [].slice.call(el.sceneEl.querySelectorAll(data.collisionEntities));
this.collisionEntities = collisionEntities;
// Update entity list on attach.
this.childAttachHandler = function childAttachHandler(evt) {
if (!evt.detail.el.matches(data.collisionEntities)) { return; }
collisionEntities.push(evt.detail.el);
};
el.sceneEl.addEventListener('child-attached', this.childAttachHandler);
// Update entity list on detach.
this.childDetachHandler = function childDetachHandler(evt) {
var index;
if (!evt.detail.el.matches(data.collisionEntities)) { return; }
index = collisionEntities.indexOf(evt.detail.el);
if (index === -1) { return; }
collisionEntities.splice(index, 1);
};
el.sceneEl.addEventListener('child-detached', this.childDetachHandler);
},
// UGLYYYY - as i need to call it on the component
updateOrientation: function (newOrientation) {
this.orientation = newOrientation;
},
onAbort: function () {
this.active = false;
this.hitEntity.setAttribute('visible', false);
this.teleportEntity.setAttribute('visible', false);
},
onButtonDown: function () {
this.active = true;
this.redrawLine = true;
},
/**
* Jump!
*/
onButtonUp: (function () {
const teleportOriginWorldPosition = new THREE.Vector3();
const newRigLocalPosition = new THREE.Vector3();
return function (evt) {
if (!this.active) { return; }
// Hide the hit point and the curve
this.onAbort();
if (!this.hit) {
// Button released but not hit point
return;
}
const rig = this.data.cameraRig || this.el.sceneEl.camera.el;
rig.object3D.getWorldPosition(this.rigWorldPosition);
this.newRigWorldPosition.copy(this.hitPoint);
// If a teleportOrigin exists, offset the rig such that the teleportOrigin is above the hitPoint
const teleportOrigin = this.data.teleportOrigin;
if (teleportOrigin) {
teleportOriginWorldPosition.setFromMatrixPosition( teleportOrigin.object3D.matrixWorld ); // why getWorldPosition isn't working for the camera lol
//teleportOrigin.object3D.getWorldPosition(teleportOriginWorldPosition);
this.newRigWorldPosition.sub(teleportOriginWorldPosition).add(this.rigWorldPosition);
}
// Always keep the rig at the same offset off the ground after teleporting
this.newRigWorldPosition.y = this.rigWorldPosition.y + this.hitPoint.y - this.prevHitHeight;
this.prevHitHeight = this.hitPoint.y;
// Finally update the rigs position
newRigLocalPosition.copy(this.newRigWorldPosition);
if (rig.object3D.parent) {
rig.object3D.parent.worldToLocal(newRigLocalPosition);
}
rig.object3D.position.copy(newRigLocalPosition);
/* apply rotation as well. Around the "player" axis
let theta = this.hitEntity.object3D.getObjectByName("cylinder").rotation.y;
rig.object3D.rotation.set(0, 0, 0);
point = document.querySelector("[camera]").object3D.getWorldPosition();
rig.object3D.position.add(point.negate()); // remove the offset
rig.object3D.position.applyAxisAngle(UP, theta); // rotate the POSITION
rig.object3D.position.add(point.negate()); // re-add the offset
rig.object3D.rotateOnAxis(UP, theta); // rotate the OBJECT
*/
rig.setAttribute('position', rig.object3D.position);
this.el.emit('teleported', this.teleportEventDetail);
};
})(),
/**
* Check for raycaster intersection.
*
* @param {number} Line fragment point index.
* @param {number} Next line fragment point index.
* @returns {boolean} true if there's an intersection.
*/
checkMeshCollisions: function (i, next) {
// @todo We should add a property to define if the collisionEntity is dynamic or static
// If static we should do the map just once, otherwise we're recreating the array in every
// loop when aiming.
var meshes;
if (!this.data.collisionEntities) {
meshes = this.defaultCollisionMeshes;
} else {
meshes = this.collisionEntities.map(function (entity) {
return entity.getObject3D('mesh');
}).filter(function (n) { return n; });
meshes = meshes.length ? meshes : this.defaultCollisionMeshes;
}
var intersects = this.raycaster.intersectObjects(meshes, true);
if (intersects.length > 0 && !this.hit &&
this.isValidNormalsAngle(intersects[0].face.normal)) {
var point = intersects[0].point;
this.line.material.color.set(this.curveHitColor);
this.line.material.opacity = this.data.hitOpacity;
this.line.material.transparent = this.data.hitOpacity < 1;
this.hitEntity.setAttribute('position', point);
this.hitEntity.setAttribute('visible', true);
// apply the rotation offset
let yRotOffset = (this.hitEntity.object3D.rotation.y - this.orientation);
this.hitEntity.object3D.getObjectByName("cylinder").rotation.y = -yRotOffset
this.hit = true;
this.hitPoint.copy(intersects[0].point);
// If hit, just fill the rest of the points with the hit point and break the loop
for (var j = i; j < this.line.numPoints; j++) {
this.line.setPoint(j, this.hitPoint);
}
return true;
} else {
this.line.setPoint(i, next);
return false;
}
},
isValidNormalsAngle: function (collisionNormal) {
var angleNormals = this.referenceNormal.angleTo(collisionNormal);
return (THREE.Math.RAD2DEG * angleNormals <= this.data.landingMaxAngle);
},
});
function createLine(data) {
var numPoints = data.type === 'line' ? 2 : data.curveNumberPoints;
return new RayCurve(numPoints, data.curveLineWidth);
}
/**
* Create mesh to represent the area of intersection.
* Default to a combination of torus and cylinder.
*/
function createHitEntity(data) {
var cylinder;
var hitEntity;
var torus;
var arrow;
// Parent.
hitEntity = document.createElement('a-entity');
hitEntity.className = 'hitEntity';
// Torus.
torus = document.createElement('a-entity');
torus.setAttribute('geometry', {
primitive: 'torus',
radius: data.hitCylinderRadius,
radiusTubular: 0.01
});
torus.setAttribute('rotation', { x: 90, y: 0, z: 0 });
torus.setAttribute('material', {
shader: 'flat',
color: data.hitCylinderColor,
side: 'double',
depthTest: false
});
hitEntity.appendChild(torus);
// Cylinder.
cylinder = document.createElement('a-entity');
cylinder.object3D.name = "cylinder"
cylinder.setAttribute('position', { x: 0, y: data.hitCylinderHeight / 2, z: 0 });
cylinder.setAttribute('geometry', {
primitive: 'cylinder',
segmentsHeight: 1,
radius: data.hitCylinderRadius,
height: data.hitCylinderHeight,
openEnded: true
});
cylinder.setAttribute('material', {
shader: 'flat',
color: data.hitCylinderColor,
side: 'double',
src: cylinderTexture,
transparent: true,
depthTest: false
});
hitEntity.appendChild(cylinder);
// Direction arrow
arrow = document.createElement("a-triangle")
arrow.setAttribute("rotation", "-90 0 0")
arrow.setAttribute("scale", "0.25 0.25 0.25")
arrow.setAttribute("position", "0 0 -0.40")
arrow.setAttribute("material", "color", "green")
//cylinder.appendChild(arrow)
return hitEntity;
}
function createDefaultPlane(size) {
var geometry;
var material;
geometry = new THREE.PlaneGeometry(size, size);
geometry.rotateX(-Math.PI / 2);
material = new THREE.MeshBasicMaterial({ color: 0xffff00 });
return new THREE.Mesh(geometry, material);
}
},{"./lib/ParabolicCurve":7,"./lib/RayCurve":8,"./lib/cylinderTexture":9}],5:[function(require,module,exports){
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.component = void 0;
const component = AFRAME.registerComponent("finger-cursor", {
schema: {
lineColor: {
default: "blue"
},
lineLength: {
default: "5"
},
pointThreshold: {
default: 0.95
}
},
init: function () {
this.el.setAttribute("line", {
"color": "blue",
"start": "0 0 0",
"opacity": 0.25,
"end": "0 0 -2"
});
this.el.setAttribute("cursor", {
"rayOrigin": "entity",
"fuse": "true"
});
this.activated = false;
this.handEl = this.el.parentNode;
this.onMouseEnter = this.onMouseEnter.bind(this);
this.onMouseLeave = this.onMouseLeave.bind(this);
this.onHandTrackingLoaded = this.onHandTrackingLoaded.bind(this);
this.el.addEventListener("mouseenter", this.onMouseEnter);
this.el.addEventListener("mouseleave", this.onMouseLeave);
this.handEl.addEventListener("hand-tracking-extras-ready", this.onHandTrackingLoaded);
},
onMouseEnter: function (evt) {
this.isec = evt.detail.intersectedEl;
},
onMouseLeave: function () {
this.isec = null;
},
onHandTrackingLoaded: function (evt) {
this.jointAPI = evt.detail.data.jointAPI;
},
activate: function () {
this.activated = true;
this.el.components.cursor.play();
this.el.setAttribute("line", "visible", this.activated);
},
deactivate: function () {
this.activated = false;
this.el.components.cursor.pause();
this.el.setAttribute("line", "visible", this.activated);
},
setLineLength: function (d) {
if (this.currentLineLen && this.currentLineLen == d) return;
this.currentLineLen = d;
this.el.setAttribute("line", "end", AFRAME.utils.coordinates.stringify({
x: 0,
y: 0,
z: -d
}));
},
remove: function () {
this.el.removeAttribute("cursor");
this.el.removeAttribute("line");
},
tick: function () {
const ITipDir = new THREE.Vector3();
const ITipPosition = new THREE.Vector3();
const ITipQuaternion = new THREE.Quaternion();
const IProximalDir = new THREE.Vector3();
return function () {
if (!this.jointAPI) return;
const IProximalBone = this.jointAPI.getIndexProximal();
const ITipBone = this.jointAPI.getIndexTip();
if (!(IProximalBone.isValid() && ITipBone.isValid())) {
if (this.activated) this.deactivate();
return;
}
IProximalBone.getDirection(IProximalDir);
ITipBone.getDirection(ITipDir);
ITipBone.getPosition(ITipPosition);
ITipBone.getQuaternion(ITipQuaternion);
const mesh = this.el.getObject3D("mesh") || this.el.object3D;
mesh.position.copy(ITipPosition);
mesh.quaternion.copy(ITipQuaternion); // show / hide line
if (IProximalDir.dot(ITipDir) >= this.data.pointThreshold) {
if (!this.activated) this.activate();
} else if (this.activated) {
this.deactivate();
} // line length
if (this.activated) {
if (this.isec) {
const rayEl = this.el.components.raycaster;
const intersection = rayEl.getIntersection(this.isec);
if (intersection) {
this.setLineLength(intersection.point.distanceTo(ITipPosition));
}
} else {
this.setLineLength(this.data.lineLength);
}
}
};
}()
});
exports.component = component;
},{}],6:[function(require,module,exports){
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.component = void 0;
require('./extended-teleport-controls');
const component = AFRAME.registerComponent("hand-teleport", {
schema: {
rig: {
type: "selector"
},
xr: {
default: true
},
origin: {
type: "selector"
},
fadeSphereRadius: {
default: "0.1"
},
fadeDuration: {
default: 200
}
},
init: function () {
const tp_comp_name = "extended-teleport-controls"; // tp origin entity
this.tpEntity = document.createElement("a-entity");
this.tpEntity.setAttribute(tp_comp_name, {
"startEvents": "tp-up",
"endEvents": "tp-down",
"cameraRig": this.data.rig,
"abortEvents": "tp-abort",
// I need a "nevermind" feature
"teleportOrigin": this.data.origin
});
this.el.appendChild(this.tpEntity);
this.tpComponent = this.tpEntity.components[tp_comp_name]; // anti - vomit crossfade sphere
this.fadeSphere = document.createElement("a-sphere");
this.fadeSphere.setAttribute("radius", this.data.fadeSphereRadius);
this.fadeSphere.setAttribute("material", {
"color": "black",
"transparent": "true",
"opacity": "0.0",
"shader": "flat",
"side": "back"
});
this.fadeSphere.setAttribute("animation__fadeout", {
"property": "material.opacity",
"to": "1.0",
"dur": this.data.fadeDuration,
"startEvents": "fadeout"
});
this.fadeSphere.setAttribute("animation__fadein", {
"property": "material.opacity",
"to": "0.0",
"dur": this.data.fadeDuration,
"startEvents": "fadein"
});
this.sphereFaded = this.sphereFaded.bind(this);
this.fadeSphere.addEventListener("animationcomplete__fadeout", this.sphereFaded);
this.el.sceneEl.camera.el.appendChild(this.fadeSphere); // one jump per pinch
this.canJump = true; // whether we are ready to jump
this.tpUp = false; // bind and listen
this.handExtrasReady = this.handExtrasReady.bind(this);
this.pinchStarted = this.pinchStarted.bind(this);
this.pinchEnded = this.pinchEnded.bind(this);
this.el.addEventListener("hand-tracking-extras-ready", this.handExtrasReady);
this.el.addEventListener("pinchstarted", this.pinchStarted);
this.el.addEventListener("pinchended", this.pinchEnded);
},
update: function (oldData) {
let diff = AFRAME.utils.diff(this.data, oldData);
if ("fadeSphereRadius" in diff) {
this.fadeSphere.setAttribute("radius", this.data.fadeSphereRadius);
}
if ("fadeDuration" in diff) {
this.fadeSphere.setAttribute("animation__fadeout", "dur", this.data.fadeDuration);
this.fadeSphere.setAttribute("animation__fadein", "dur", this.data.fadeDuration);
}
if (!origin) {
origin = this.el.sceneEl.camera.el;
}
},
pinchStarted: function () {
if (!(this.canJump && this.tpUp)) return;
this.canJump = false;
this.fadeSphere.emit("fadeout");
},
sphereFaded: function () {
this.tpEntity.emit("tp-down");
this.fadeSphere.emit("fadein");
},
pinchEnded: function () {
// enable teleporting
this.canJump = true;
this.tpUp = !this.tpUp;
},
handExtrasReady: function (evt) {
this.jointAPI = evt.detail.data.jointAPI;
},
remove: function () {
this.fadeSphere.removeEventListener("animationcomplete__fadeout", this.sphereFaded);
this.el.sceneEl.camera.el.removeChild(this.fadeSphere);
this.el.removeEventListener("hand-tracking-extras-ready", this.handExtrasReady);
this.el.removeEventListener("pinchstarted", this.pinchStarted);
this.el.removeEventListener("pinchended", this.pinchEnded);
},
tick: function () {
const normal = new THREE.Vector3();
return function () {
// grab hand data if valid
if (!this.jointAPI) return; // teleport origin
let wrist = this.jointAPI.getWrist();
if (!wrist.isValid()) {
// if the tp is up - hide it
if (this.tpUp) {
this.tpEntity.emit("tp-abort");
this.tpUp = false;
}
return;
} // position and orient the "tp helper" at the wrist
wrist.getPosition(this.tpEntity.object3D.position);
wrist.getQuaternion(this.tpEntity.object3D.quaternion); // gesture helpers
wrist.getNormal(normal); // react only to "palm" up
if (normal.y < 0.7) {
if (this.tpUp) {
this.tpEntity.emit("tp-abort");
this.tpUp = false;
}
return;
} // emit once
if (!this.tpUp) {
this.tpEntity.emit("tp-up");
this.tpUp = true;
}
};
}()
});
exports.component = component;
},{"./extended-teleport-controls":4}],7:[function(require,module,exports){
/* global THREE */
// Parabolic motion equation, y = p0 + v0*t + 1/2at^2
function parabolicCurveScalar (p0, v0, a, t) {
return p0 + v0 * t + 0.5 * a * t * t;
}
// Parabolic motion equation applied to 3 dimensions
function parabolicCurve (p0, v0, a, t, out) {
out.x = parabolicCurveScalar(p0.x, v0.x, a.x, t);
out.y = parabolicCurveScalar(p0.y, v0.y, a.y, t);
out.z = parabolicCurveScalar(p0.z, v0.z, a.z, t);
return out;
}
module.exports = parabolicCurve;
},{}],8:[function(require,module,exports){
/* global THREE */
var RayCurve = function (numPoints, width) {
this.geometry = new THREE.BufferGeometry();
this.vertices = new Float32Array(numPoints * 3 * 2);
this.uvs = new Float32Array(numPoints * 2 * 2);
this.width = width;
this.geometry.setAttribute('position', new THREE.BufferAttribute(this.vertices, 3).setUsage(THREE.DynamicDrawUsage));
this.material = new THREE.MeshBasicMaterial({
side: THREE.DoubleSide,
color: 0xff0000
});
this.mesh = new THREE.Mesh(this.geometry, this.material);
//this.mesh.drawMode = THREE.TriangleStripDrawMode;
this.mesh.frustumCulled = false;
this.mesh.vertices = this.vertices;
this.direction = new THREE.Vector3();
this.numPoints = numPoints;
};