792 lines
29 KiB
JavaScript
792 lines
29 KiB
JavaScript
import {
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EventDispatcher,
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MOUSE,
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MathUtils,
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Plane,
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Quaternion,
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Ray,
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Spherical,
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TOUCH,
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Vector2,
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Vector3
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} from "./chunk-IS2ZBFBB.js";
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// node_modules/three/examples/jsm/controls/OrbitControls.js
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var _changeEvent = { type: "change" };
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var _startEvent = { type: "start" };
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var _endEvent = { type: "end" };
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var _ray = new Ray();
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var _plane = new Plane();
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var TILT_LIMIT = Math.cos(70 * MathUtils.DEG2RAD);
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var OrbitControls = class extends EventDispatcher {
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constructor(object, domElement) {
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super();
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this.object = object;
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this.domElement = domElement;
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this.domElement.style.touchAction = "none";
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this.enabled = true;
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this.target = new Vector3();
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this.cursor = new Vector3();
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this.minDistance = 0;
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this.maxDistance = Infinity;
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this.minZoom = 0;
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this.maxZoom = Infinity;
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this.minTargetRadius = 0;
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this.maxTargetRadius = Infinity;
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this.minPolarAngle = 0;
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this.maxPolarAngle = Math.PI;
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this.minAzimuthAngle = -Infinity;
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this.maxAzimuthAngle = Infinity;
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this.enableDamping = false;
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this.dampingFactor = 0.05;
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this.enableZoom = true;
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this.zoomSpeed = 1;
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this.enableRotate = true;
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this.rotateSpeed = 1;
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this.enablePan = true;
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this.panSpeed = 1;
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this.screenSpacePanning = true;
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this.keyPanSpeed = 7;
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this.zoomToCursor = false;
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this.autoRotate = false;
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this.autoRotateSpeed = 2;
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this.keys = { LEFT: "ArrowLeft", UP: "ArrowUp", RIGHT: "ArrowRight", BOTTOM: "ArrowDown" };
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this.mouseButtons = { LEFT: MOUSE.ROTATE, MIDDLE: MOUSE.DOLLY, RIGHT: MOUSE.PAN };
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this.touches = { ONE: TOUCH.ROTATE, TWO: TOUCH.DOLLY_PAN };
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this.target0 = this.target.clone();
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this.position0 = this.object.position.clone();
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this.zoom0 = this.object.zoom;
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this._domElementKeyEvents = null;
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this.getPolarAngle = function() {
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return spherical.phi;
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};
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this.getAzimuthalAngle = function() {
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return spherical.theta;
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};
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this.getDistance = function() {
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return this.object.position.distanceTo(this.target);
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};
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this.listenToKeyEvents = function(domElement2) {
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domElement2.addEventListener("keydown", onKeyDown);
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this._domElementKeyEvents = domElement2;
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};
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this.stopListenToKeyEvents = function() {
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this._domElementKeyEvents.removeEventListener("keydown", onKeyDown);
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this._domElementKeyEvents = null;
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};
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this.saveState = function() {
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scope.target0.copy(scope.target);
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scope.position0.copy(scope.object.position);
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scope.zoom0 = scope.object.zoom;
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};
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this.reset = function() {
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scope.target.copy(scope.target0);
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scope.object.position.copy(scope.position0);
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scope.object.zoom = scope.zoom0;
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scope.object.updateProjectionMatrix();
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scope.dispatchEvent(_changeEvent);
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scope.update();
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state = STATE.NONE;
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};
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this.update = function() {
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const offset = new Vector3();
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const quat = new Quaternion().setFromUnitVectors(object.up, new Vector3(0, 1, 0));
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const quatInverse = quat.clone().invert();
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const lastPosition = new Vector3();
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const lastQuaternion = new Quaternion();
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const lastTargetPosition = new Vector3();
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const twoPI = 2 * Math.PI;
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return function update(deltaTime = null) {
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const position = scope.object.position;
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offset.copy(position).sub(scope.target);
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offset.applyQuaternion(quat);
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spherical.setFromVector3(offset);
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if (scope.autoRotate && state === STATE.NONE) {
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rotateLeft(getAutoRotationAngle(deltaTime));
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}
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if (scope.enableDamping) {
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spherical.theta += sphericalDelta.theta * scope.dampingFactor;
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spherical.phi += sphericalDelta.phi * scope.dampingFactor;
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} else {
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spherical.theta += sphericalDelta.theta;
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spherical.phi += sphericalDelta.phi;
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}
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let min = scope.minAzimuthAngle;
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let max = scope.maxAzimuthAngle;
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if (isFinite(min) && isFinite(max)) {
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if (min < -Math.PI) min += twoPI;
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else if (min > Math.PI) min -= twoPI;
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if (max < -Math.PI) max += twoPI;
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else if (max > Math.PI) max -= twoPI;
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if (min <= max) {
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spherical.theta = Math.max(min, Math.min(max, spherical.theta));
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} else {
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spherical.theta = spherical.theta > (min + max) / 2 ? Math.max(min, spherical.theta) : Math.min(max, spherical.theta);
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}
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}
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spherical.phi = Math.max(scope.minPolarAngle, Math.min(scope.maxPolarAngle, spherical.phi));
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spherical.makeSafe();
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if (scope.enableDamping === true) {
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scope.target.addScaledVector(panOffset, scope.dampingFactor);
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} else {
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scope.target.add(panOffset);
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}
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scope.target.sub(scope.cursor);
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scope.target.clampLength(scope.minTargetRadius, scope.maxTargetRadius);
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scope.target.add(scope.cursor);
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let zoomChanged = false;
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if (scope.zoomToCursor && performCursorZoom || scope.object.isOrthographicCamera) {
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spherical.radius = clampDistance(spherical.radius);
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} else {
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const prevRadius = spherical.radius;
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spherical.radius = clampDistance(spherical.radius * scale);
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zoomChanged = prevRadius != spherical.radius;
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}
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offset.setFromSpherical(spherical);
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offset.applyQuaternion(quatInverse);
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position.copy(scope.target).add(offset);
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scope.object.lookAt(scope.target);
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if (scope.enableDamping === true) {
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sphericalDelta.theta *= 1 - scope.dampingFactor;
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sphericalDelta.phi *= 1 - scope.dampingFactor;
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panOffset.multiplyScalar(1 - scope.dampingFactor);
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} else {
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sphericalDelta.set(0, 0, 0);
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panOffset.set(0, 0, 0);
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}
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if (scope.zoomToCursor && performCursorZoom) {
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let newRadius = null;
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if (scope.object.isPerspectiveCamera) {
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const prevRadius = offset.length();
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newRadius = clampDistance(prevRadius * scale);
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const radiusDelta = prevRadius - newRadius;
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scope.object.position.addScaledVector(dollyDirection, radiusDelta);
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scope.object.updateMatrixWorld();
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zoomChanged = !!radiusDelta;
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} else if (scope.object.isOrthographicCamera) {
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const mouseBefore = new Vector3(mouse.x, mouse.y, 0);
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mouseBefore.unproject(scope.object);
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const prevZoom = scope.object.zoom;
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scope.object.zoom = Math.max(scope.minZoom, Math.min(scope.maxZoom, scope.object.zoom / scale));
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scope.object.updateProjectionMatrix();
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zoomChanged = prevZoom !== scope.object.zoom;
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const mouseAfter = new Vector3(mouse.x, mouse.y, 0);
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mouseAfter.unproject(scope.object);
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scope.object.position.sub(mouseAfter).add(mouseBefore);
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scope.object.updateMatrixWorld();
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newRadius = offset.length();
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} else {
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console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled.");
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scope.zoomToCursor = false;
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}
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if (newRadius !== null) {
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if (this.screenSpacePanning) {
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scope.target.set(0, 0, -1).transformDirection(scope.object.matrix).multiplyScalar(newRadius).add(scope.object.position);
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} else {
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_ray.origin.copy(scope.object.position);
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_ray.direction.set(0, 0, -1).transformDirection(scope.object.matrix);
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if (Math.abs(scope.object.up.dot(_ray.direction)) < TILT_LIMIT) {
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object.lookAt(scope.target);
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} else {
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_plane.setFromNormalAndCoplanarPoint(scope.object.up, scope.target);
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_ray.intersectPlane(_plane, scope.target);
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}
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}
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}
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} else if (scope.object.isOrthographicCamera) {
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const prevZoom = scope.object.zoom;
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scope.object.zoom = Math.max(scope.minZoom, Math.min(scope.maxZoom, scope.object.zoom / scale));
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if (prevZoom !== scope.object.zoom) {
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scope.object.updateProjectionMatrix();
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zoomChanged = true;
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}
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}
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scale = 1;
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performCursorZoom = false;
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if (zoomChanged || lastPosition.distanceToSquared(scope.object.position) > EPS || 8 * (1 - lastQuaternion.dot(scope.object.quaternion)) > EPS || lastTargetPosition.distanceToSquared(scope.target) > EPS) {
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scope.dispatchEvent(_changeEvent);
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lastPosition.copy(scope.object.position);
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lastQuaternion.copy(scope.object.quaternion);
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lastTargetPosition.copy(scope.target);
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return true;
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}
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return false;
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};
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}();
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this.dispose = function() {
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scope.domElement.removeEventListener("contextmenu", onContextMenu);
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scope.domElement.removeEventListener("pointerdown", onPointerDown);
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scope.domElement.removeEventListener("pointercancel", onPointerUp);
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scope.domElement.removeEventListener("wheel", onMouseWheel);
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scope.domElement.removeEventListener("pointermove", onPointerMove);
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scope.domElement.removeEventListener("pointerup", onPointerUp);
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const document2 = scope.domElement.getRootNode();
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document2.removeEventListener("keydown", interceptControlDown, { capture: true });
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if (scope._domElementKeyEvents !== null) {
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scope._domElementKeyEvents.removeEventListener("keydown", onKeyDown);
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scope._domElementKeyEvents = null;
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}
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};
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const scope = this;
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const STATE = {
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NONE: -1,
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ROTATE: 0,
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DOLLY: 1,
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PAN: 2,
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TOUCH_ROTATE: 3,
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TOUCH_PAN: 4,
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TOUCH_DOLLY_PAN: 5,
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TOUCH_DOLLY_ROTATE: 6
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};
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let state = STATE.NONE;
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const EPS = 1e-6;
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const spherical = new Spherical();
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const sphericalDelta = new Spherical();
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let scale = 1;
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const panOffset = new Vector3();
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const rotateStart = new Vector2();
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const rotateEnd = new Vector2();
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const rotateDelta = new Vector2();
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const panStart = new Vector2();
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const panEnd = new Vector2();
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const panDelta = new Vector2();
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const dollyStart = new Vector2();
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const dollyEnd = new Vector2();
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const dollyDelta = new Vector2();
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const dollyDirection = new Vector3();
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const mouse = new Vector2();
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let performCursorZoom = false;
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const pointers = [];
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const pointerPositions = {};
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let controlActive = false;
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function getAutoRotationAngle(deltaTime) {
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if (deltaTime !== null) {
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return 2 * Math.PI / 60 * scope.autoRotateSpeed * deltaTime;
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} else {
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return 2 * Math.PI / 60 / 60 * scope.autoRotateSpeed;
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}
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}
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function getZoomScale(delta) {
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const normalizedDelta = Math.abs(delta * 0.01);
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return Math.pow(0.95, scope.zoomSpeed * normalizedDelta);
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}
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function rotateLeft(angle) {
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sphericalDelta.theta -= angle;
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}
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function rotateUp(angle) {
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sphericalDelta.phi -= angle;
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}
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const panLeft = function() {
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const v = new Vector3();
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return function panLeft2(distance, objectMatrix) {
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v.setFromMatrixColumn(objectMatrix, 0);
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v.multiplyScalar(-distance);
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panOffset.add(v);
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};
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}();
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const panUp = function() {
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const v = new Vector3();
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return function panUp2(distance, objectMatrix) {
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if (scope.screenSpacePanning === true) {
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v.setFromMatrixColumn(objectMatrix, 1);
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} else {
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v.setFromMatrixColumn(objectMatrix, 0);
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v.crossVectors(scope.object.up, v);
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}
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v.multiplyScalar(distance);
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panOffset.add(v);
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};
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}();
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const pan = function() {
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const offset = new Vector3();
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return function pan2(deltaX, deltaY) {
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const element = scope.domElement;
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if (scope.object.isPerspectiveCamera) {
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const position = scope.object.position;
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offset.copy(position).sub(scope.target);
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let targetDistance = offset.length();
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targetDistance *= Math.tan(scope.object.fov / 2 * Math.PI / 180);
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panLeft(2 * deltaX * targetDistance / element.clientHeight, scope.object.matrix);
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panUp(2 * deltaY * targetDistance / element.clientHeight, scope.object.matrix);
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} else if (scope.object.isOrthographicCamera) {
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panLeft(deltaX * (scope.object.right - scope.object.left) / scope.object.zoom / element.clientWidth, scope.object.matrix);
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panUp(deltaY * (scope.object.top - scope.object.bottom) / scope.object.zoom / element.clientHeight, scope.object.matrix);
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} else {
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console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled.");
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scope.enablePan = false;
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}
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};
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}();
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function dollyOut(dollyScale) {
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if (scope.object.isPerspectiveCamera || scope.object.isOrthographicCamera) {
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scale /= dollyScale;
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} else {
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console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled.");
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scope.enableZoom = false;
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}
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}
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function dollyIn(dollyScale) {
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if (scope.object.isPerspectiveCamera || scope.object.isOrthographicCamera) {
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scale *= dollyScale;
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} else {
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console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled.");
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scope.enableZoom = false;
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}
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}
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function updateZoomParameters(x, y) {
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if (!scope.zoomToCursor) {
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return;
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}
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performCursorZoom = true;
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const rect = scope.domElement.getBoundingClientRect();
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const dx = x - rect.left;
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const dy = y - rect.top;
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const w = rect.width;
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const h = rect.height;
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mouse.x = dx / w * 2 - 1;
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mouse.y = -(dy / h) * 2 + 1;
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dollyDirection.set(mouse.x, mouse.y, 1).unproject(scope.object).sub(scope.object.position).normalize();
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}
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function clampDistance(dist) {
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return Math.max(scope.minDistance, Math.min(scope.maxDistance, dist));
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}
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function handleMouseDownRotate(event) {
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rotateStart.set(event.clientX, event.clientY);
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}
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function handleMouseDownDolly(event) {
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updateZoomParameters(event.clientX, event.clientX);
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dollyStart.set(event.clientX, event.clientY);
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}
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function handleMouseDownPan(event) {
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panStart.set(event.clientX, event.clientY);
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}
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function handleMouseMoveRotate(event) {
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rotateEnd.set(event.clientX, event.clientY);
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rotateDelta.subVectors(rotateEnd, rotateStart).multiplyScalar(scope.rotateSpeed);
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const element = scope.domElement;
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rotateLeft(2 * Math.PI * rotateDelta.x / element.clientHeight);
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rotateUp(2 * Math.PI * rotateDelta.y / element.clientHeight);
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rotateStart.copy(rotateEnd);
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scope.update();
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}
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function handleMouseMoveDolly(event) {
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dollyEnd.set(event.clientX, event.clientY);
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dollyDelta.subVectors(dollyEnd, dollyStart);
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if (dollyDelta.y > 0) {
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dollyOut(getZoomScale(dollyDelta.y));
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} else if (dollyDelta.y < 0) {
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dollyIn(getZoomScale(dollyDelta.y));
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}
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dollyStart.copy(dollyEnd);
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scope.update();
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}
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function handleMouseMovePan(event) {
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panEnd.set(event.clientX, event.clientY);
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panDelta.subVectors(panEnd, panStart).multiplyScalar(scope.panSpeed);
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pan(panDelta.x, panDelta.y);
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panStart.copy(panEnd);
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scope.update();
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}
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function handleMouseWheel(event) {
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updateZoomParameters(event.clientX, event.clientY);
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if (event.deltaY < 0) {
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dollyIn(getZoomScale(event.deltaY));
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} else if (event.deltaY > 0) {
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dollyOut(getZoomScale(event.deltaY));
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}
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scope.update();
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}
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function handleKeyDown(event) {
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let needsUpdate = false;
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switch (event.code) {
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case scope.keys.UP:
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if (event.ctrlKey || event.metaKey || event.shiftKey) {
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rotateUp(2 * Math.PI * scope.rotateSpeed / scope.domElement.clientHeight);
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} else {
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pan(0, scope.keyPanSpeed);
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}
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needsUpdate = true;
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break;
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case scope.keys.BOTTOM:
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if (event.ctrlKey || event.metaKey || event.shiftKey) {
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rotateUp(-2 * Math.PI * scope.rotateSpeed / scope.domElement.clientHeight);
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} else {
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pan(0, -scope.keyPanSpeed);
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}
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needsUpdate = true;
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break;
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case scope.keys.LEFT:
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if (event.ctrlKey || event.metaKey || event.shiftKey) {
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rotateLeft(2 * Math.PI * scope.rotateSpeed / scope.domElement.clientHeight);
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} else {
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pan(scope.keyPanSpeed, 0);
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}
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needsUpdate = true;
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break;
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case scope.keys.RIGHT:
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if (event.ctrlKey || event.metaKey || event.shiftKey) {
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rotateLeft(-2 * Math.PI * scope.rotateSpeed / scope.domElement.clientHeight);
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} else {
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pan(-scope.keyPanSpeed, 0);
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}
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needsUpdate = true;
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break;
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}
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if (needsUpdate) {
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event.preventDefault();
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scope.update();
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}
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}
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function handleTouchStartRotate(event) {
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if (pointers.length === 1) {
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rotateStart.set(event.pageX, event.pageY);
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} else {
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const position = getSecondPointerPosition(event);
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const x = 0.5 * (event.pageX + position.x);
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const y = 0.5 * (event.pageY + position.y);
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rotateStart.set(x, y);
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}
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}
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function handleTouchStartPan(event) {
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if (pointers.length === 1) {
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panStart.set(event.pageX, event.pageY);
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} else {
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const position = getSecondPointerPosition(event);
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const x = 0.5 * (event.pageX + position.x);
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const y = 0.5 * (event.pageY + position.y);
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panStart.set(x, y);
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}
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}
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function handleTouchStartDolly(event) {
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const position = getSecondPointerPosition(event);
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const dx = event.pageX - position.x;
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const dy = event.pageY - position.y;
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const distance = Math.sqrt(dx * dx + dy * dy);
|
|
dollyStart.set(0, distance);
|
|
}
|
|
function handleTouchStartDollyPan(event) {
|
|
if (scope.enableZoom) handleTouchStartDolly(event);
|
|
if (scope.enablePan) handleTouchStartPan(event);
|
|
}
|
|
function handleTouchStartDollyRotate(event) {
|
|
if (scope.enableZoom) handleTouchStartDolly(event);
|
|
if (scope.enableRotate) handleTouchStartRotate(event);
|
|
}
|
|
function handleTouchMoveRotate(event) {
|
|
if (pointers.length == 1) {
|
|
rotateEnd.set(event.pageX, event.pageY);
|
|
} else {
|
|
const position = getSecondPointerPosition(event);
|
|
const x = 0.5 * (event.pageX + position.x);
|
|
const y = 0.5 * (event.pageY + position.y);
|
|
rotateEnd.set(x, y);
|
|
}
|
|
rotateDelta.subVectors(rotateEnd, rotateStart).multiplyScalar(scope.rotateSpeed);
|
|
const element = scope.domElement;
|
|
rotateLeft(2 * Math.PI * rotateDelta.x / element.clientHeight);
|
|
rotateUp(2 * Math.PI * rotateDelta.y / element.clientHeight);
|
|
rotateStart.copy(rotateEnd);
|
|
}
|
|
function handleTouchMovePan(event) {
|
|
if (pointers.length === 1) {
|
|
panEnd.set(event.pageX, event.pageY);
|
|
} else {
|
|
const position = getSecondPointerPosition(event);
|
|
const x = 0.5 * (event.pageX + position.x);
|
|
const y = 0.5 * (event.pageY + position.y);
|
|
panEnd.set(x, y);
|
|
}
|
|
panDelta.subVectors(panEnd, panStart).multiplyScalar(scope.panSpeed);
|
|
pan(panDelta.x, panDelta.y);
|
|
panStart.copy(panEnd);
|
|
}
|
|
function handleTouchMoveDolly(event) {
|
|
const position = getSecondPointerPosition(event);
|
|
const dx = event.pageX - position.x;
|
|
const dy = event.pageY - position.y;
|
|
const distance = Math.sqrt(dx * dx + dy * dy);
|
|
dollyEnd.set(0, distance);
|
|
dollyDelta.set(0, Math.pow(dollyEnd.y / dollyStart.y, scope.zoomSpeed));
|
|
dollyOut(dollyDelta.y);
|
|
dollyStart.copy(dollyEnd);
|
|
const centerX = (event.pageX + position.x) * 0.5;
|
|
const centerY = (event.pageY + position.y) * 0.5;
|
|
updateZoomParameters(centerX, centerY);
|
|
}
|
|
function handleTouchMoveDollyPan(event) {
|
|
if (scope.enableZoom) handleTouchMoveDolly(event);
|
|
if (scope.enablePan) handleTouchMovePan(event);
|
|
}
|
|
function handleTouchMoveDollyRotate(event) {
|
|
if (scope.enableZoom) handleTouchMoveDolly(event);
|
|
if (scope.enableRotate) handleTouchMoveRotate(event);
|
|
}
|
|
function onPointerDown(event) {
|
|
if (scope.enabled === false) return;
|
|
if (pointers.length === 0) {
|
|
scope.domElement.setPointerCapture(event.pointerId);
|
|
scope.domElement.addEventListener("pointermove", onPointerMove);
|
|
scope.domElement.addEventListener("pointerup", onPointerUp);
|
|
}
|
|
if (isTrackingPointer(event)) return;
|
|
addPointer(event);
|
|
if (event.pointerType === "touch") {
|
|
onTouchStart(event);
|
|
} else {
|
|
onMouseDown(event);
|
|
}
|
|
}
|
|
function onPointerMove(event) {
|
|
if (scope.enabled === false) return;
|
|
if (event.pointerType === "touch") {
|
|
onTouchMove(event);
|
|
} else {
|
|
onMouseMove(event);
|
|
}
|
|
}
|
|
function onPointerUp(event) {
|
|
removePointer(event);
|
|
switch (pointers.length) {
|
|
case 0:
|
|
scope.domElement.releasePointerCapture(event.pointerId);
|
|
scope.domElement.removeEventListener("pointermove", onPointerMove);
|
|
scope.domElement.removeEventListener("pointerup", onPointerUp);
|
|
scope.dispatchEvent(_endEvent);
|
|
state = STATE.NONE;
|
|
break;
|
|
case 1:
|
|
const pointerId = pointers[0];
|
|
const position = pointerPositions[pointerId];
|
|
onTouchStart({ pointerId, pageX: position.x, pageY: position.y });
|
|
break;
|
|
}
|
|
}
|
|
function onMouseDown(event) {
|
|
let mouseAction;
|
|
switch (event.button) {
|
|
case 0:
|
|
mouseAction = scope.mouseButtons.LEFT;
|
|
break;
|
|
case 1:
|
|
mouseAction = scope.mouseButtons.MIDDLE;
|
|
break;
|
|
case 2:
|
|
mouseAction = scope.mouseButtons.RIGHT;
|
|
break;
|
|
default:
|
|
mouseAction = -1;
|
|
}
|
|
switch (mouseAction) {
|
|
case MOUSE.DOLLY:
|
|
if (scope.enableZoom === false) return;
|
|
handleMouseDownDolly(event);
|
|
state = STATE.DOLLY;
|
|
break;
|
|
case MOUSE.ROTATE:
|
|
if (event.ctrlKey || event.metaKey || event.shiftKey) {
|
|
if (scope.enablePan === false) return;
|
|
handleMouseDownPan(event);
|
|
state = STATE.PAN;
|
|
} else {
|
|
if (scope.enableRotate === false) return;
|
|
handleMouseDownRotate(event);
|
|
state = STATE.ROTATE;
|
|
}
|
|
break;
|
|
case MOUSE.PAN:
|
|
if (event.ctrlKey || event.metaKey || event.shiftKey) {
|
|
if (scope.enableRotate === false) return;
|
|
handleMouseDownRotate(event);
|
|
state = STATE.ROTATE;
|
|
} else {
|
|
if (scope.enablePan === false) return;
|
|
handleMouseDownPan(event);
|
|
state = STATE.PAN;
|
|
}
|
|
break;
|
|
default:
|
|
state = STATE.NONE;
|
|
}
|
|
if (state !== STATE.NONE) {
|
|
scope.dispatchEvent(_startEvent);
|
|
}
|
|
}
|
|
function onMouseMove(event) {
|
|
switch (state) {
|
|
case STATE.ROTATE:
|
|
if (scope.enableRotate === false) return;
|
|
handleMouseMoveRotate(event);
|
|
break;
|
|
case STATE.DOLLY:
|
|
if (scope.enableZoom === false) return;
|
|
handleMouseMoveDolly(event);
|
|
break;
|
|
case STATE.PAN:
|
|
if (scope.enablePan === false) return;
|
|
handleMouseMovePan(event);
|
|
break;
|
|
}
|
|
}
|
|
function onMouseWheel(event) {
|
|
if (scope.enabled === false || scope.enableZoom === false || state !== STATE.NONE) return;
|
|
event.preventDefault();
|
|
scope.dispatchEvent(_startEvent);
|
|
handleMouseWheel(customWheelEvent(event));
|
|
scope.dispatchEvent(_endEvent);
|
|
}
|
|
function customWheelEvent(event) {
|
|
const mode = event.deltaMode;
|
|
const newEvent = {
|
|
clientX: event.clientX,
|
|
clientY: event.clientY,
|
|
deltaY: event.deltaY
|
|
};
|
|
switch (mode) {
|
|
case 1:
|
|
newEvent.deltaY *= 16;
|
|
break;
|
|
case 2:
|
|
newEvent.deltaY *= 100;
|
|
break;
|
|
}
|
|
if (event.ctrlKey && !controlActive) {
|
|
newEvent.deltaY *= 10;
|
|
}
|
|
return newEvent;
|
|
}
|
|
function interceptControlDown(event) {
|
|
if (event.key === "Control") {
|
|
controlActive = true;
|
|
const document2 = scope.domElement.getRootNode();
|
|
document2.addEventListener("keyup", interceptControlUp, { passive: true, capture: true });
|
|
}
|
|
}
|
|
function interceptControlUp(event) {
|
|
if (event.key === "Control") {
|
|
controlActive = false;
|
|
const document2 = scope.domElement.getRootNode();
|
|
document2.removeEventListener("keyup", interceptControlUp, { passive: true, capture: true });
|
|
}
|
|
}
|
|
function onKeyDown(event) {
|
|
if (scope.enabled === false || scope.enablePan === false) return;
|
|
handleKeyDown(event);
|
|
}
|
|
function onTouchStart(event) {
|
|
trackPointer(event);
|
|
switch (pointers.length) {
|
|
case 1:
|
|
switch (scope.touches.ONE) {
|
|
case TOUCH.ROTATE:
|
|
if (scope.enableRotate === false) return;
|
|
handleTouchStartRotate(event);
|
|
state = STATE.TOUCH_ROTATE;
|
|
break;
|
|
case TOUCH.PAN:
|
|
if (scope.enablePan === false) return;
|
|
handleTouchStartPan(event);
|
|
state = STATE.TOUCH_PAN;
|
|
break;
|
|
default:
|
|
state = STATE.NONE;
|
|
}
|
|
break;
|
|
case 2:
|
|
switch (scope.touches.TWO) {
|
|
case TOUCH.DOLLY_PAN:
|
|
if (scope.enableZoom === false && scope.enablePan === false) return;
|
|
handleTouchStartDollyPan(event);
|
|
state = STATE.TOUCH_DOLLY_PAN;
|
|
break;
|
|
case TOUCH.DOLLY_ROTATE:
|
|
if (scope.enableZoom === false && scope.enableRotate === false) return;
|
|
handleTouchStartDollyRotate(event);
|
|
state = STATE.TOUCH_DOLLY_ROTATE;
|
|
break;
|
|
default:
|
|
state = STATE.NONE;
|
|
}
|
|
break;
|
|
default:
|
|
state = STATE.NONE;
|
|
}
|
|
if (state !== STATE.NONE) {
|
|
scope.dispatchEvent(_startEvent);
|
|
}
|
|
}
|
|
function onTouchMove(event) {
|
|
trackPointer(event);
|
|
switch (state) {
|
|
case STATE.TOUCH_ROTATE:
|
|
if (scope.enableRotate === false) return;
|
|
handleTouchMoveRotate(event);
|
|
scope.update();
|
|
break;
|
|
case STATE.TOUCH_PAN:
|
|
if (scope.enablePan === false) return;
|
|
handleTouchMovePan(event);
|
|
scope.update();
|
|
break;
|
|
case STATE.TOUCH_DOLLY_PAN:
|
|
if (scope.enableZoom === false && scope.enablePan === false) return;
|
|
handleTouchMoveDollyPan(event);
|
|
scope.update();
|
|
break;
|
|
case STATE.TOUCH_DOLLY_ROTATE:
|
|
if (scope.enableZoom === false && scope.enableRotate === false) return;
|
|
handleTouchMoveDollyRotate(event);
|
|
scope.update();
|
|
break;
|
|
default:
|
|
state = STATE.NONE;
|
|
}
|
|
}
|
|
function onContextMenu(event) {
|
|
if (scope.enabled === false) return;
|
|
event.preventDefault();
|
|
}
|
|
function addPointer(event) {
|
|
pointers.push(event.pointerId);
|
|
}
|
|
function removePointer(event) {
|
|
delete pointerPositions[event.pointerId];
|
|
for (let i = 0; i < pointers.length; i++) {
|
|
if (pointers[i] == event.pointerId) {
|
|
pointers.splice(i, 1);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
function isTrackingPointer(event) {
|
|
for (let i = 0; i < pointers.length; i++) {
|
|
if (pointers[i] == event.pointerId) return true;
|
|
}
|
|
return false;
|
|
}
|
|
function trackPointer(event) {
|
|
let position = pointerPositions[event.pointerId];
|
|
if (position === void 0) {
|
|
position = new Vector2();
|
|
pointerPositions[event.pointerId] = position;
|
|
}
|
|
position.set(event.pageX, event.pageY);
|
|
}
|
|
function getSecondPointerPosition(event) {
|
|
const pointerId = event.pointerId === pointers[0] ? pointers[1] : pointers[0];
|
|
return pointerPositions[pointerId];
|
|
}
|
|
scope.domElement.addEventListener("contextmenu", onContextMenu);
|
|
scope.domElement.addEventListener("pointerdown", onPointerDown);
|
|
scope.domElement.addEventListener("pointercancel", onPointerUp);
|
|
scope.domElement.addEventListener("wheel", onMouseWheel, { passive: false });
|
|
const document = scope.domElement.getRootNode();
|
|
document.addEventListener("keydown", interceptControlDown, { passive: true, capture: true });
|
|
this.update();
|
|
}
|
|
};
|
|
|
|
export {
|
|
OrbitControls
|
|
};
|
|
//# sourceMappingURL=chunk-X4PC2K6Q.js.map
|