diff options
Diffstat (limited to 'public/bluebey-studio/vendor/three/examples/jsm/controls/OrbitControls.js')
| -rw-r--r-- | public/bluebey-studio/vendor/three/examples/jsm/controls/OrbitControls.js | 1972 |
1 files changed, 0 insertions, 1972 deletions
diff --git a/public/bluebey-studio/vendor/three/examples/jsm/controls/OrbitControls.js b/public/bluebey-studio/vendor/three/examples/jsm/controls/OrbitControls.js deleted file mode 100644 index 3b49ec2..0000000 --- a/public/bluebey-studio/vendor/three/examples/jsm/controls/OrbitControls.js +++ /dev/null @@ -1,1972 +0,0 @@ -import { - Controls, - MOUSE, - Quaternion, - Spherical, - TOUCH, - Vector2, - Vector3, - Plane, - Ray, - MathUtils -} from 'three'; - -/** - * Fires when the camera has been transformed by the controls. - * - * @event OrbitControls#change - * @type {Object} - */ -const _changeEvent = { type: 'change' }; - -/** - * Fires when an interaction was initiated. - * - * @event OrbitControls#start - * @type {Object} - */ -const _startEvent = { type: 'start' }; - -/** - * Fires when an interaction has finished. - * - * @event OrbitControls#end - * @type {Object} - */ -const _endEvent = { type: 'end' }; - -const _ray = new Ray(); -const _plane = new Plane(); -const _TILT_LIMIT = Math.cos( 70 * MathUtils.DEG2RAD ); - -const _v = new Vector3(); -const _twoPI = 2 * Math.PI; - -const _STATE = { - NONE: - 1, - ROTATE: 0, - DOLLY: 1, - PAN: 2, - TOUCH_ROTATE: 3, - TOUCH_PAN: 4, - TOUCH_DOLLY_PAN: 5, - TOUCH_DOLLY_ROTATE: 6 -}; -const _EPS = 0.000001; - - -/** - * Orbit controls allow the camera to orbit around a target. - * - * OrbitControls performs orbiting, dollying (zooming), and panning. Unlike {@link TrackballControls}, - * it maintains the "up" direction `object.up` (+Y by default). - * - * - Orbit: Left mouse / touch: one-finger move. - * - Zoom: Middle mouse, or mousewheel / touch: two-finger spread or squish. - * - Pan: Right mouse, or left mouse + ctrl/meta/shiftKey, or arrow keys / touch: two-finger move. - * - * ```js - * const controls = new OrbitControls( camera, renderer.domElement ); - * - * // controls.update() must be called after any manual changes to the camera's transform - * camera.position.set( 0, 20, 100 ); - * controls.update(); - * - * function animate() { - * - * // required if controls.enableDamping or controls.autoRotate are set to true - * controls.update(); - * - * renderer.render( scene, camera ); - * - * } - * ``` - * - * @augments Controls - * @three_import import { OrbitControls } from 'three/addons/controls/OrbitControls.js'; - */ -class OrbitControls extends Controls { - - /** - * Constructs a new controls instance. - * - * @param {Object3D} object - The object that is managed by the controls. - * @param {?HTMLElement} domElement - The HTML element used for event listeners. - */ - constructor( object, domElement = null ) { - - super( object, domElement ); - - this.state = _STATE.NONE; - - /** - * The focus point of the controls, the `object` orbits around this. - * It can be updated manually at any point to change the focus of the controls. - * - * @type {Vector3} - */ - this.target = new Vector3(); - - /** - * The focus point of the `minTargetRadius` and `maxTargetRadius` limits. - * It can be updated manually at any point to change the center of interest - * for the `target`. - * - * @type {Vector3} - */ - this.cursor = new Vector3(); - - /** - * How far you can dolly in (perspective camera only). - * - * @type {number} - * @default 0 - */ - this.minDistance = 0; - - /** - * How far you can dolly out (perspective camera only). - * - * @type {number} - * @default Infinity - */ - this.maxDistance = Infinity; - - /** - * How far you can zoom in (orthographic camera only). - * - * @type {number} - * @default 0 - */ - this.minZoom = 0; - - /** - * How far you can zoom out (orthographic camera only). - * - * @type {number} - * @default Infinity - */ - this.maxZoom = Infinity; - - /** - * How close you can get the target to the 3D `cursor`. - * - * @type {number} - * @default 0 - */ - this.minTargetRadius = 0; - - /** - * How far you can move the target from the 3D `cursor`. - * - * @type {number} - * @default Infinity - */ - this.maxTargetRadius = Infinity; - - /** - * How far you can orbit vertically, lower limit. Range is `[0, Math.PI]` radians. - * - * @type {number} - * @default 0 - */ - this.minPolarAngle = 0; - - /** - * How far you can orbit vertically, upper limit. Range is `[0, Math.PI]` radians. - * - * @type {number} - * @default Math.PI - */ - this.maxPolarAngle = Math.PI; - - /** - * How far you can orbit horizontally, lower limit. If set, the interval `[ min, max ]` - * must be a sub-interval of `[ - 2 PI, 2 PI ]`, with `( max - min < 2 PI )`. - * - * @type {number} - * @default -Infinity - */ - this.minAzimuthAngle = - Infinity; - - /** - * How far you can orbit horizontally, upper limit. If set, the interval `[ min, max ]` - * must be a sub-interval of `[ - 2 PI, 2 PI ]`, with `( max - min < 2 PI )`. - * - * @type {number} - * @default -Infinity - */ - this.maxAzimuthAngle = Infinity; - - /** - * Set to `true` to enable damping (inertia), which can be used to give a sense of weight - * to the controls. Note that if this is enabled, you must call `update()` in your animation - * loop. - * - * @type {boolean} - * @default false - */ - this.enableDamping = false; - - /** - * The damping inertia used if `enableDamping` is set to `true`. - * - * Note that for this to work, you must call `update()` in your animation loop. - * - * @type {number} - * @default 0.05 - */ - this.dampingFactor = 0.05; - - /** - * Enable or disable zooming (dollying) of the camera. - * - * @type {boolean} - * @default true - */ - this.enableZoom = true; - - /** - * Speed of zooming / dollying. - * - * @type {number} - * @default 1 - */ - this.zoomSpeed = 1.0; - - /** - * Enable or disable horizontal and vertical rotation of the camera. - * - * Note that it is possible to disable a single axis by setting the min and max of the - * `minPolarAngle` or `minAzimuthAngle` to the same value, which will cause the vertical - * or horizontal rotation to be fixed at that value. - * - * @type {boolean} - * @default true - */ - this.enableRotate = true; - - /** - * Speed of rotation. - * - * @type {number} - * @default 1 - */ - this.rotateSpeed = 1.0; - - /** - * How fast to rotate the camera when the keyboard is used. - * - * @type {number} - * @default 1 - */ - this.keyRotateSpeed = 1.0; - - /** - * Enable or disable camera panning. - * - * @type {boolean} - * @default true - */ - this.enablePan = true; - - /** - * Speed of panning. - * - * @type {number} - * @default 1 - */ - this.panSpeed = 1.0; - - /** - * Defines how the camera's position is translated when panning. If `true`, the camera pans - * in screen space. Otherwise, the camera pans in the plane orthogonal to the camera's up - * direction. - * - * @type {boolean} - * @default true - */ - this.screenSpacePanning = true; - - /** - * How fast to pan the camera when the keyboard is used in - * pixels per keypress. - * - * @type {number} - * @default 7 - */ - this.keyPanSpeed = 7.0; - - /** - * Setting this property to `true` allows to zoom to the cursor's position. - * - * @type {boolean} - * @default false - */ - this.zoomToCursor = false; - - /** - * Set to true to automatically rotate around the target - * - * Note that if this is enabled, you must call `update()` in your animation loop. - * If you want the auto-rotate speed to be independent of the frame rate (the refresh - * rate of the display), you must pass the time `deltaTime`, in seconds, to `update()`. - * - * @type {boolean} - * @default false - */ - this.autoRotate = false; - - /** - * How fast to rotate around the target if `autoRotate` is `true`. The default equates to 30 seconds - * per orbit at 60fps. - * - * Note that if `autoRotate` is enabled, you must call `update()` in your animation loop. - * - * @type {number} - * @default 2 - */ - this.autoRotateSpeed = 2.0; - - /** - * This object contains references to the keycodes for controlling camera panning. - * - * ```js - * controls.keys = { - * LEFT: 'ArrowLeft', //left arrow - * UP: 'ArrowUp', // up arrow - * RIGHT: 'ArrowRight', // right arrow - * BOTTOM: 'ArrowDown' // down arrow - * } - * ``` - * @type {Object} - */ - this.keys = { LEFT: 'ArrowLeft', UP: 'ArrowUp', RIGHT: 'ArrowRight', BOTTOM: 'ArrowDown' }; - - /** - * This object contains references to the mouse actions used by the controls. - * - * ```js - * controls.mouseButtons = { - * LEFT: THREE.MOUSE.ROTATE, - * MIDDLE: THREE.MOUSE.DOLLY, - * RIGHT: THREE.MOUSE.PAN - * } - * ``` - * @type {Object} - */ - this.mouseButtons = { LEFT: MOUSE.ROTATE, MIDDLE: MOUSE.DOLLY, RIGHT: MOUSE.PAN }; - - /** - * This object contains references to the touch actions used by the controls. - * - * ```js - * controls.mouseButtons = { - * ONE: THREE.TOUCH.ROTATE, - * TWO: THREE.TOUCH.DOLLY_PAN - * } - * ``` - * @type {Object} - */ - this.touches = { ONE: TOUCH.ROTATE, TWO: TOUCH.DOLLY_PAN }; - - /** - * Used internally by `saveState()` and `reset()`. - * - * @type {Vector3} - */ - this.target0 = this.target.clone(); - - /** - * Used internally by `saveState()` and `reset()`. - * - * @type {Vector3} - */ - this.position0 = this.object.position.clone(); - - /** - * Used internally by `saveState()` and `reset()`. - * - * @type {number} - */ - this.zoom0 = this.object.zoom; - - this._cursorStyle = 'auto'; - - // the target DOM element for key events - this._domElementKeyEvents = null; - - // internals - - this._lastPosition = new Vector3(); - this._lastQuaternion = new Quaternion(); - this._lastTargetPosition = new Vector3(); - - // so camera.up is the orbit axis - this._quat = new Quaternion().setFromUnitVectors( object.up, new Vector3( 0, 1, 0 ) ); - this._quatInverse = this._quat.clone().invert(); - - // current position in spherical coordinates - this._spherical = new Spherical(); - this._sphericalDelta = new Spherical(); - - this._scale = 1; - this._panOffset = new Vector3(); - - this._rotateStart = new Vector2(); - this._rotateEnd = new Vector2(); - this._rotateDelta = new Vector2(); - - this._panStart = new Vector2(); - this._panEnd = new Vector2(); - this._panDelta = new Vector2(); - - this._dollyStart = new Vector2(); - this._dollyEnd = new Vector2(); - this._dollyDelta = new Vector2(); - - this._dollyDirection = new Vector3(); - this._mouse = new Vector2(); - this._performCursorZoom = false; - - this._pointers = []; - this._pointerPositions = {}; - - this._controlActive = false; - - // event listeners - - this._onPointerMove = onPointerMove.bind( this ); - this._onPointerDown = onPointerDown.bind( this ); - this._onPointerUp = onPointerUp.bind( this ); - this._onContextMenu = onContextMenu.bind( this ); - this._onMouseWheel = onMouseWheel.bind( this ); - this._onKeyDown = onKeyDown.bind( this ); - - this._onTouchStart = onTouchStart.bind( this ); - this._onTouchMove = onTouchMove.bind( this ); - - this._onMouseDown = onMouseDown.bind( this ); - this._onMouseMove = onMouseMove.bind( this ); - - this._interceptControlDown = interceptControlDown.bind( this ); - this._interceptControlUp = interceptControlUp.bind( this ); - - // - - if ( this.domElement !== null ) { - - this.connect( this.domElement ); - - } - - this.update(); - - } - - /** - * Defines the visual representation of the cursor. - * - * @type {('auto'|'grab')} - * @default 'auto' - */ - set cursorStyle( type ) { - - this._cursorStyle = type; - - if ( type === 'grab' ) { - - this.domElement.style.cursor = 'grab'; - - } else { - - this.domElement.style.cursor = 'auto'; - - } - - } - - get cursorStyle() { - - return this._cursorStyle; - - } - - connect( element ) { - - super.connect( element ); - - this.domElement.addEventListener( 'pointerdown', this._onPointerDown ); - this.domElement.addEventListener( 'pointercancel', this._onPointerUp ); - - this.domElement.addEventListener( 'contextmenu', this._onContextMenu ); - this.domElement.addEventListener( 'wheel', this._onMouseWheel, { passive: false } ); - - const document = this.domElement.getRootNode(); // offscreen canvas compatibility - document.addEventListener( 'keydown', this._interceptControlDown, { passive: true, capture: true } ); - - this.domElement.style.touchAction = 'none'; // Disable touch scroll - - } - - disconnect() { - - this.state = _STATE.NONE; - - this.domElement.removeEventListener( 'pointerdown', this._onPointerDown ); - this.domElement.ownerDocument.removeEventListener( 'pointermove', this._onPointerMove ); - this.domElement.ownerDocument.removeEventListener( 'pointerup', this._onPointerUp ); - this.domElement.removeEventListener( 'pointercancel', this._onPointerUp ); - - this.domElement.removeEventListener( 'wheel', this._onMouseWheel ); - this.domElement.removeEventListener( 'contextmenu', this._onContextMenu ); - - this.stopListenToKeyEvents(); - - const document = this.domElement.getRootNode(); // offscreen canvas compatibility - document.removeEventListener( 'keydown', this._interceptControlDown, { capture: true } ); - document.removeEventListener( 'keyup', this._interceptControlUp, { capture: true } ); - - this._controlActive = false; - - this._pointers.length = 0; - this._pointerPositions = {}; - - this.domElement.style.touchAction = ''; // Restore touch scroll - this.domElement.style.cursor = 'auto'; - - } - - dispose() { - - this.disconnect(); - - } - - /** - * Get the current vertical rotation, in radians. - * - * @return {number} The current vertical rotation, in radians. - */ - getPolarAngle() { - - return this._spherical.phi; - - } - - /** - * Get the current horizontal rotation, in radians. - * - * @return {number} The current horizontal rotation, in radians. - */ - getAzimuthalAngle() { - - return this._spherical.theta; - - } - - /** - * Returns the distance from the camera to the target. - * - * @return {number} The distance from the camera to the target. - */ - getDistance() { - - return this.object.position.distanceTo( this.target ); - - } - - /** - * Adds key event listeners to the given DOM element. - * `window` is a recommended argument for using this method. - * - * @param {HTMLElement} domElement - The DOM element - */ - listenToKeyEvents( domElement ) { - - domElement.addEventListener( 'keydown', this._onKeyDown ); - this._domElementKeyEvents = domElement; - - } - - /** - * Removes the key event listener previously defined with `listenToKeyEvents()`. - */ - stopListenToKeyEvents() { - - if ( this._domElementKeyEvents !== null ) { - - this._domElementKeyEvents.removeEventListener( 'keydown', this._onKeyDown ); - this._domElementKeyEvents = null; - - } - - } - - /** - * Save the current state of the controls. This can later be recovered with `reset()`. - */ - saveState() { - - this.target0.copy( this.target ); - this.position0.copy( this.object.position ); - this.zoom0 = this.object.zoom; - - } - - /** - * Reset the controls to their state from either the last time the `saveState()` - * was called, or the initial state. - */ - reset() { - - this.target.copy( this.target0 ); - this.object.position.copy( this.position0 ); - this.object.zoom = this.zoom0; - - this.object.updateProjectionMatrix(); - this.dispatchEvent( _changeEvent ); - - this.update(); - - this.state = _STATE.NONE; - - } - - /** - * Programmatically pan the camera. - * - * @param {number} deltaX - The horizontal pan amount in pixels. - * @param {number} deltaY - The vertical pan amount in pixels. - */ - pan( deltaX, deltaY ) { - - this._pan( deltaX, deltaY ); - this.update(); - - } - - /** - * Programmatically dolly in (zoom in for perspective camera). - * - * @param {number} dollyScale - The dolly scale factor. - */ - dollyIn( dollyScale ) { - - this._dollyIn( dollyScale ); - this.update(); - - } - - /** - * Programmatically dolly out (zoom out for perspective camera). - * - * @param {number} dollyScale - The dolly scale factor. - */ - dollyOut( dollyScale ) { - - this._dollyOut( dollyScale ); - this.update(); - - } - - /** - * Programmatically rotate the camera left (around the vertical axis). - * - * @param {number} angle - The rotation angle in radians. - */ - rotateLeft( angle ) { - - this._rotateLeft( angle ); - this.update(); - - } - - /** - * Programmatically rotate the camera up (around the horizontal axis). - * - * @param {number} angle - The rotation angle in radians. - */ - rotateUp( angle ) { - - this._rotateUp( angle ); - this.update(); - - } - - update( deltaTime = null ) { - - const position = this.object.position; - - _v.copy( position ).sub( this.target ); - - // rotate offset to "y-axis-is-up" space - _v.applyQuaternion( this._quat ); - - // angle from z-axis around y-axis - this._spherical.setFromVector3( _v ); - - if ( this.autoRotate && this.state === _STATE.NONE ) { - - this._rotateLeft( this._getAutoRotationAngle( deltaTime ) ); - - } - - if ( this.enableDamping ) { - - this._spherical.theta += this._sphericalDelta.theta * this.dampingFactor; - this._spherical.phi += this._sphericalDelta.phi * this.dampingFactor; - - } else { - - this._spherical.theta += this._sphericalDelta.theta; - this._spherical.phi += this._sphericalDelta.phi; - - } - - // restrict theta to be between desired limits - - let min = this.minAzimuthAngle; - let max = this.maxAzimuthAngle; - - if ( isFinite( min ) && isFinite( max ) ) { - - if ( min < - Math.PI ) min += _twoPI; else if ( min > Math.PI ) min -= _twoPI; - - if ( max < - Math.PI ) max += _twoPI; else if ( max > Math.PI ) max -= _twoPI; - - if ( min <= max ) { - - this._spherical.theta = Math.max( min, Math.min( max, this._spherical.theta ) ); - - } else { - - this._spherical.theta = ( this._spherical.theta > ( min + max ) / 2 ) ? - Math.max( min, this._spherical.theta ) : - Math.min( max, this._spherical.theta ); - - } - - } - - // restrict phi to be between desired limits - this._spherical.phi = Math.max( this.minPolarAngle, Math.min( this.maxPolarAngle, this._spherical.phi ) ); - - this._spherical.makeSafe(); - - - // move target to panned location - - if ( this.enableDamping === true ) { - - this.target.addScaledVector( this._panOffset, this.dampingFactor ); - - } else { - - this.target.add( this._panOffset ); - - } - - // Limit the target distance from the cursor to create a sphere around the center of interest - this.target.sub( this.cursor ); - this.target.clampLength( this.minTargetRadius, this.maxTargetRadius ); - this.target.add( this.cursor ); - - let zoomChanged = false; - // adjust the camera position based on zoom only if we're not zooming to the cursor or if it's an ortho camera - // we adjust zoom later in these cases - if ( this.zoomToCursor && this._performCursorZoom || this.object.isOrthographicCamera ) { - - this._spherical.radius = this._clampDistance( this._spherical.radius ); - - } else { - - const prevRadius = this._spherical.radius; - this._spherical.radius = this._clampDistance( this._spherical.radius * this._scale ); - zoomChanged = prevRadius != this._spherical.radius; - - } - - _v.setFromSpherical( this._spherical ); - - // rotate offset back to "camera-up-vector-is-up" space - _v.applyQuaternion( this._quatInverse ); - - position.copy( this.target ).add( _v ); - - this.object.lookAt( this.target ); - - if ( this.enableDamping === true ) { - - this._sphericalDelta.theta *= ( 1 - this.dampingFactor ); - this._sphericalDelta.phi *= ( 1 - this.dampingFactor ); - - this._panOffset.multiplyScalar( 1 - this.dampingFactor ); - - } else { - - this._sphericalDelta.set( 0, 0, 0 ); - - this._panOffset.set( 0, 0, 0 ); - - } - - // adjust camera position - if ( this.zoomToCursor && this._performCursorZoom ) { - - let newRadius = null; - if ( this.object.isPerspectiveCamera ) { - - // move the camera down the pointer ray - // this method avoids floating point error - const prevRadius = _v.length(); - newRadius = this._clampDistance( prevRadius * this._scale ); - - const radiusDelta = prevRadius - newRadius; - this.object.position.addScaledVector( this._dollyDirection, radiusDelta ); - this.object.updateMatrixWorld(); - - zoomChanged = !! radiusDelta; - - } else if ( this.object.isOrthographicCamera ) { - - // adjust the ortho camera position based on zoom changes - const mouseBefore = new Vector3( this._mouse.x, this._mouse.y, 0 ); - mouseBefore.unproject( this.object ); - - const prevZoom = this.object.zoom; - this.object.zoom = Math.max( this.minZoom, Math.min( this.maxZoom, this.object.zoom / this._scale ) ); - this.object.updateProjectionMatrix(); - - zoomChanged = prevZoom !== this.object.zoom; - - const mouseAfter = new Vector3( this._mouse.x, this._mouse.y, 0 ); - mouseAfter.unproject( this.object ); - - this.object.position.sub( mouseAfter ).add( mouseBefore ); - this.object.updateMatrixWorld(); - - newRadius = _v.length(); - - } else { - - console.warn( 'WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled.' ); - this.zoomToCursor = false; - - } - - // handle the placement of the target - if ( newRadius !== null ) { - - if ( this.screenSpacePanning ) { - - // position the orbit target in front of the new camera position - this.target.set( 0, 0, - 1 ) - .transformDirection( this.object.matrix ) - .multiplyScalar( newRadius ) - .add( this.object.position ); - - } else { - - // get the ray and translation plane to compute target - _ray.origin.copy( this.object.position ); - _ray.direction.set( 0, 0, - 1 ).transformDirection( this.object.matrix ); - - // if the camera is 20 degrees above the horizon then don't adjust the focus target to avoid - // extremely large values - if ( Math.abs( this.object.up.dot( _ray.direction ) ) < _TILT_LIMIT ) { - - this.object.lookAt( this.target ); - - } else { - - _plane.setFromNormalAndCoplanarPoint( this.object.up, this.target ); - _ray.intersectPlane( _plane, this.target ); - - } - - } - - } - - } else if ( this.object.isOrthographicCamera ) { - - const prevZoom = this.object.zoom; - this.object.zoom = Math.max( this.minZoom, Math.min( this.maxZoom, this.object.zoom / this._scale ) ); - - if ( prevZoom !== this.object.zoom ) { - - this.object.updateProjectionMatrix(); - zoomChanged = true; - - } - - } - - this._scale = 1; - this._performCursorZoom = false; - - // update condition is: - // min(camera displacement, camera rotation in radians)^2 > EPS - // using small-angle approximation cos(x/2) = 1 - x^2 / 8 - - if ( zoomChanged || - this._lastPosition.distanceToSquared( this.object.position ) > _EPS || - 8 * ( 1 - this._lastQuaternion.dot( this.object.quaternion ) ) > _EPS || - this._lastTargetPosition.distanceToSquared( this.target ) > _EPS ) { - - this.dispatchEvent( _changeEvent ); - - this._lastPosition.copy( this.object.position ); - this._lastQuaternion.copy( this.object.quaternion ); - this._lastTargetPosition.copy( this.target ); - - return true; - - } - - return false; - - } - - _getAutoRotationAngle( deltaTime ) { - - if ( deltaTime !== null ) { - - return ( _twoPI / 60 * this.autoRotateSpeed ) * deltaTime; - - } else { - - return _twoPI / 60 / 60 * this.autoRotateSpeed; - - } - - } - - _getZoomScale( delta ) { - - const normalizedDelta = Math.abs( delta * 0.01 ); - return Math.pow( 0.95, this.zoomSpeed * normalizedDelta ); - - } - - _rotateLeft( angle ) { - - this._sphericalDelta.theta -= angle; - - } - - _rotateUp( angle ) { - - this._sphericalDelta.phi -= angle; - - } - - _panLeft( distance, objectMatrix ) { - - _v.setFromMatrixColumn( objectMatrix, 0 ); // get X column of objectMatrix - _v.multiplyScalar( - distance ); - - this._panOffset.add( _v ); - - } - - _panUp( distance, objectMatrix ) { - - if ( this.screenSpacePanning === true ) { - - _v.setFromMatrixColumn( objectMatrix, 1 ); - - } else { - - _v.setFromMatrixColumn( objectMatrix, 0 ); - _v.crossVectors( this.object.up, _v ); - - } - - _v.multiplyScalar( distance ); - - this._panOffset.add( _v ); - - } - - // deltaX and deltaY are in pixels; right and down are positive - _pan( deltaX, deltaY ) { - - const element = this.domElement; - - if ( this.object.isPerspectiveCamera ) { - - // perspective - const position = this.object.position; - _v.copy( position ).sub( this.target ); - let targetDistance = _v.length(); - - // half of the fov is center to top of screen - targetDistance *= Math.tan( ( this.object.fov / 2 ) * Math.PI / 180.0 ); - - // we use only clientHeight here so aspect ratio does not distort speed - this._panLeft( 2 * deltaX * targetDistance / element.clientHeight, this.object.matrix ); - this._panUp( 2 * deltaY * targetDistance / element.clientHeight, this.object.matrix ); - - } else if ( this.object.isOrthographicCamera ) { - - // orthographic - this._panLeft( deltaX * ( this.object.right - this.object.left ) / this.object.zoom / element.clientWidth, this.object.matrix ); - this._panUp( deltaY * ( this.object.top - this.object.bottom ) / this.object.zoom / element.clientHeight, this.object.matrix ); - - } else { - - // camera neither orthographic nor perspective - console.warn( 'WARNING: OrbitControls.js encountered an unknown camera type - pan disabled.' ); - this.enablePan = false; - - } - - } - - _dollyOut( dollyScale ) { - - if ( this.object.isPerspectiveCamera || this.object.isOrthographicCamera ) { - - this._scale /= dollyScale; - - } else { - - console.warn( 'WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled.' ); - this.enableZoom = false; - - } - - } - - _dollyIn( dollyScale ) { - - if ( this.object.isPerspectiveCamera || this.object.isOrthographicCamera ) { - - this._scale *= dollyScale; - - } else { - - console.warn( 'WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled.' ); - this.enableZoom = false; - - } - - } - - _updateZoomParameters( x, y ) { - - if ( ! this.zoomToCursor ) { - - return; - - } - - this._performCursorZoom = true; - - const rect = this.domElement.getBoundingClientRect(); - const dx = x - rect.left; - const dy = y - rect.top; - const w = rect.width; - const h = rect.height; - - this._mouse.x = ( dx / w ) * 2 - 1; - this._mouse.y = - ( dy / h ) * 2 + 1; - - this._dollyDirection.set( this._mouse.x, this._mouse.y, 1 ).unproject( this.object ).sub( this.object.position ).normalize(); - - } - - _clampDistance( dist ) { - - return Math.max( this.minDistance, Math.min( this.maxDistance, dist ) ); - - } - - // - // event callbacks - update the object state - // - - _handleMouseDownRotate( event ) { - - this._rotateStart.set( event.clientX, event.clientY ); - - } - - _handleMouseDownDolly( event ) { - - this._updateZoomParameters( event.clientX, event.clientX ); - this._dollyStart.set( event.clientX, event.clientY ); - - } - - _handleMouseDownPan( event ) { - - this._panStart.set( event.clientX, event.clientY ); - - } - - _handleMouseMoveRotate( event ) { - - this._rotateEnd.set( event.clientX, event.clientY ); - - this._rotateDelta.subVectors( this._rotateEnd, this._rotateStart ).multiplyScalar( this.rotateSpeed ); - - const element = this.domElement; - - this._rotateLeft( _twoPI * this._rotateDelta.x / element.clientHeight ); // yes, height - - this._rotateUp( _twoPI * this._rotateDelta.y / element.clientHeight ); - - this._rotateStart.copy( this._rotateEnd ); - - this.update(); - - } - - _handleMouseMoveDolly( event ) { - - this._dollyEnd.set( event.clientX, event.clientY ); - - this._dollyDelta.subVectors( this._dollyEnd, this._dollyStart ); - - if ( this._dollyDelta.y > 0 ) { - - this._dollyOut( this._getZoomScale( this._dollyDelta.y ) ); - - } else if ( this._dollyDelta.y < 0 ) { - - this._dollyIn( this._getZoomScale( this._dollyDelta.y ) ); - - } - - this._dollyStart.copy( this._dollyEnd ); - - this.update(); - - } - - _handleMouseMovePan( event ) { - - this._panEnd.set( event.clientX, event.clientY ); - - this._panDelta.subVectors( this._panEnd, this._panStart ).multiplyScalar( this.panSpeed ); - - this._pan( this._panDelta.x, this._panDelta.y ); - - this._panStart.copy( this._panEnd ); - - this.update(); - - } - - _handleMouseWheel( event ) { - - this._updateZoomParameters( event.clientX, event.clientY ); - - if ( event.deltaY < 0 ) { - - this._dollyIn( this._getZoomScale( event.deltaY ) ); - - } else if ( event.deltaY > 0 ) { - - this._dollyOut( this._getZoomScale( event.deltaY ) ); - - } - - this.update(); - - } - - _handleKeyDown( event ) { - - let needsUpdate = false; - - switch ( event.code ) { - - case this.keys.UP: - - if ( event.ctrlKey || event.metaKey || event.shiftKey ) { - - if ( this.enableRotate ) { - - this._rotateUp( _twoPI * this.keyRotateSpeed / this.domElement.clientHeight ); - - } - - } else { - - if ( this.enablePan ) { - - this._pan( 0, this.keyPanSpeed ); - - } - - } - - needsUpdate = true; - break; - - case this.keys.BOTTOM: - - if ( event.ctrlKey || event.metaKey || event.shiftKey ) { - - if ( this.enableRotate ) { - - this._rotateUp( - _twoPI * this.keyRotateSpeed / this.domElement.clientHeight ); - - } - - } else { - - if ( this.enablePan ) { - - this._pan( 0, - this.keyPanSpeed ); - - } - - } - - needsUpdate = true; - break; - - case this.keys.LEFT: - - if ( event.ctrlKey || event.metaKey || event.shiftKey ) { - - if ( this.enableRotate ) { - - this._rotateLeft( _twoPI * this.keyRotateSpeed / this.domElement.clientHeight ); - - } - - } else { - - if ( this.enablePan ) { - - this._pan( this.keyPanSpeed, 0 ); - - } - - } - - needsUpdate = true; - break; - - case this.keys.RIGHT: - - if ( event.ctrlKey || event.metaKey || event.shiftKey ) { - - if ( this.enableRotate ) { - - this._rotateLeft( - _twoPI * this.keyRotateSpeed / this.domElement.clientHeight ); - - } - - } else { - - if ( this.enablePan ) { - - this._pan( - this.keyPanSpeed, 0 ); - - } - - } - - needsUpdate = true; - break; - - } - - if ( needsUpdate ) { - - // prevent the browser from scrolling on cursor keys - event.preventDefault(); - - this.update(); - - } - - - } - - _handleTouchStartRotate( event ) { - - if ( this._pointers.length === 1 ) { - - this._rotateStart.set( event.pageX, event.pageY ); - - } else { - - const position = this._getSecondPointerPosition( event ); - - const x = 0.5 * ( event.pageX + position.x ); - const y = 0.5 * ( event.pageY + position.y ); - - this._rotateStart.set( x, y ); - - } - - } - - _handleTouchStartPan( event ) { - - if ( this._pointers.length === 1 ) { - - this._panStart.set( event.pageX, event.pageY ); - - } else { - - const position = this._getSecondPointerPosition( event ); - - const x = 0.5 * ( event.pageX + position.x ); - const y = 0.5 * ( event.pageY + position.y ); - - this._panStart.set( x, y ); - - } - - } - - _handleTouchStartDolly( event ) { - - const position = this._getSecondPointerPosition( event ); - - const dx = event.pageX - position.x; - const dy = event.pageY - position.y; - - const distance = Math.sqrt( dx * dx + dy * dy ); - - this._dollyStart.set( 0, distance ); - - } - - _handleTouchStartDollyPan( event ) { - - if ( this.enableZoom ) this._handleTouchStartDolly( event ); - - if ( this.enablePan ) this._handleTouchStartPan( event ); - - } - - _handleTouchStartDollyRotate( event ) { - - if ( this.enableZoom ) this._handleTouchStartDolly( event ); - - if ( this.enableRotate ) this._handleTouchStartRotate( event ); - - } - - _handleTouchMoveRotate( event ) { - - if ( this._pointers.length == 1 ) { - - this._rotateEnd.set( event.pageX, event.pageY ); - - } else { - - const position = this._getSecondPointerPosition( event ); - - const x = 0.5 * ( event.pageX + position.x ); - const y = 0.5 * ( event.pageY + position.y ); - - this._rotateEnd.set( x, y ); - - } - - this._rotateDelta.subVectors( this._rotateEnd, this._rotateStart ).multiplyScalar( this.rotateSpeed ); - - const element = this.domElement; - - this._rotateLeft( _twoPI * this._rotateDelta.x / element.clientHeight ); // yes, height - - this._rotateUp( _twoPI * this._rotateDelta.y / element.clientHeight ); - - this._rotateStart.copy( this._rotateEnd ); - - } - - _handleTouchMovePan( event ) { - - if ( this._pointers.length === 1 ) { - - this._panEnd.set( event.pageX, event.pageY ); - - } else { - - const position = this._getSecondPointerPosition( event ); - - const x = 0.5 * ( event.pageX + position.x ); - const y = 0.5 * ( event.pageY + position.y ); - - this._panEnd.set( x, y ); - - } - - this._panDelta.subVectors( this._panEnd, this._panStart ).multiplyScalar( this.panSpeed ); - - this._pan( this._panDelta.x, this._panDelta.y ); - - this._panStart.copy( this._panEnd ); - - } - - _handleTouchMoveDolly( event ) { - - const position = this._getSecondPointerPosition( event ); - - const dx = event.pageX - position.x; - const dy = event.pageY - position.y; - - const distance = Math.sqrt( dx * dx + dy * dy ); - - this._dollyEnd.set( 0, distance ); - - this._dollyDelta.set( 0, Math.pow( this._dollyEnd.y / this._dollyStart.y, this.zoomSpeed ) ); - - this._dollyOut( this._dollyDelta.y ); - - this._dollyStart.copy( this._dollyEnd ); - - const centerX = ( event.pageX + position.x ) * 0.5; - const centerY = ( event.pageY + position.y ) * 0.5; - - this._updateZoomParameters( centerX, centerY ); - - } - - _handleTouchMoveDollyPan( event ) { - - if ( this.enableZoom ) this._handleTouchMoveDolly( event ); - - if ( this.enablePan ) this._handleTouchMovePan( event ); - - } - - _handleTouchMoveDollyRotate( event ) { - - if ( this.enableZoom ) this._handleTouchMoveDolly( event ); - - if ( this.enableRotate ) this._handleTouchMoveRotate( event ); - - } - - // pointers - - _addPointer( event ) { - - this._pointers.push( event.pointerId ); - - } - - _removePointer( event ) { - - delete this._pointerPositions[ event.pointerId ]; - - for ( let i = 0; i < this._pointers.length; i ++ ) { - - if ( this._pointers[ i ] == event.pointerId ) { - - this._pointers.splice( i, 1 ); - return; - - } - - } - - } - - _isTrackingPointer( event ) { - - for ( let i = 0; i < this._pointers.length; i ++ ) { - - if ( this._pointers[ i ] == event.pointerId ) return true; - - } - - return false; - - } - - _trackPointer( event ) { - - let position = this._pointerPositions[ event.pointerId ]; - - if ( position === undefined ) { - - position = new Vector2(); - this._pointerPositions[ event.pointerId ] = position; - - } - - position.set( event.pageX, event.pageY ); - - } - - _getSecondPointerPosition( event ) { - - const pointerId = ( event.pointerId === this._pointers[ 0 ] ) ? this._pointers[ 1 ] : this._pointers[ 0 ]; - - return this._pointerPositions[ pointerId ]; - - } - - // - - _customWheelEvent( event ) { - - const mode = event.deltaMode; - - // minimal wheel event altered to meet delta-zoom demand - const newEvent = { - clientX: event.clientX, - clientY: event.clientY, - deltaY: event.deltaY, - }; - - switch ( mode ) { - - case 1: // LINE_MODE - newEvent.deltaY *= 16; - break; - - case 2: // PAGE_MODE - newEvent.deltaY *= 100; - break; - - } - - // detect if event was triggered by pinching - if ( event.ctrlKey && ! this._controlActive ) { - - newEvent.deltaY *= 10; - - } - - return newEvent; - - } - -} - -function onPointerDown( event ) { - - if ( this.enabled === false ) return; - - if ( this._pointers.length === 0 ) { - - this.domElement.setPointerCapture( event.pointerId ); - - this.domElement.ownerDocument.addEventListener( 'pointermove', this._onPointerMove ); - this.domElement.ownerDocument.addEventListener( 'pointerup', this._onPointerUp ); - - } - - // - - if ( this._isTrackingPointer( event ) ) return; - - // - - this._addPointer( event ); - - if ( event.pointerType === 'touch' ) { - - this._onTouchStart( event ); - - } else { - - this._onMouseDown( event ); - - } - - if ( this._cursorStyle === 'grab' ) { - - this.domElement.style.cursor = 'grabbing'; - - } - -} - -function onPointerMove( event ) { - - if ( this.enabled === false ) return; - - if ( event.pointerType === 'touch' ) { - - this._onTouchMove( event ); - - } else { - - this._onMouseMove( event ); - - } - -} - -function onPointerUp( event ) { - - this._removePointer( event ); - - switch ( this._pointers.length ) { - - case 0: - - this.domElement.releasePointerCapture( event.pointerId ); - - this.domElement.ownerDocument.removeEventListener( 'pointermove', this._onPointerMove ); - this.domElement.ownerDocument.removeEventListener( 'pointerup', this._onPointerUp ); - - this.dispatchEvent( _endEvent ); - - this.state = _STATE.NONE; - - if ( this._cursorStyle === 'grab' ) { - - this.domElement.style.cursor = 'grab'; - - } - - break; - - case 1: - - const pointerId = this._pointers[ 0 ]; - const position = this._pointerPositions[ pointerId ]; - - // minimal placeholder event - allows state correction on pointer-up - this._onTouchStart( { pointerId: pointerId, pageX: position.x, pageY: position.y } ); - - break; - - } - -} - -function onMouseDown( event ) { - - let mouseAction; - - switch ( event.button ) { - - case 0: - - mouseAction = this.mouseButtons.LEFT; - break; - - case 1: - - mouseAction = this.mouseButtons.MIDDLE; - break; - - case 2: - - mouseAction = this.mouseButtons.RIGHT; - break; - - default: - - mouseAction = - 1; - - } - - switch ( mouseAction ) { - - case MOUSE.DOLLY: - - if ( this.enableZoom === false ) return; - - this._handleMouseDownDolly( event ); - - this.state = _STATE.DOLLY; - - break; - - case MOUSE.ROTATE: - - if ( event.ctrlKey || event.metaKey || event.shiftKey ) { - - if ( this.enablePan === false ) return; - - this._handleMouseDownPan( event ); - - this.state = _STATE.PAN; - - } else { - - if ( this.enableRotate === false ) return; - - this._handleMouseDownRotate( event ); - - this.state = _STATE.ROTATE; - - } - - break; - - case MOUSE.PAN: - - if ( event.ctrlKey || event.metaKey || event.shiftKey ) { - - if ( this.enableRotate === false ) return; - - this._handleMouseDownRotate( event ); - - this.state = _STATE.ROTATE; - - } else { - - if ( this.enablePan === false ) return; - - this._handleMouseDownPan( event ); - - this.state = _STATE.PAN; - - } - - break; - - default: - - this.state = _STATE.NONE; - - } - - if ( this.state !== _STATE.NONE ) { - - this.dispatchEvent( _startEvent ); - - } - -} - -function onMouseMove( event ) { - - switch ( this.state ) { - - case _STATE.ROTATE: - - if ( this.enableRotate === false ) return; - - this._handleMouseMoveRotate( event ); - - break; - - case _STATE.DOLLY: - - if ( this.enableZoom === false ) return; - - this._handleMouseMoveDolly( event ); - - break; - - case _STATE.PAN: - - if ( this.enablePan === false ) return; - - this._handleMouseMovePan( event ); - - break; - - } - -} - -function onMouseWheel( event ) { - - if ( this.enabled === false || this.enableZoom === false || this.state !== _STATE.NONE ) return; - - event.preventDefault(); - - this.dispatchEvent( _startEvent ); - - this._handleMouseWheel( this._customWheelEvent( event ) ); - - this.dispatchEvent( _endEvent ); - -} - -function onKeyDown( event ) { - - if ( this.enabled === false ) return; - - this._handleKeyDown( event ); - -} - -function onTouchStart( event ) { - - this._trackPointer( event ); - - switch ( this._pointers.length ) { - - case 1: - - switch ( this.touches.ONE ) { - - case TOUCH.ROTATE: - - if ( this.enableRotate === false ) return; - - this._handleTouchStartRotate( event ); - - this.state = _STATE.TOUCH_ROTATE; - - break; - - case TOUCH.PAN: - - if ( this.enablePan === false ) return; - - this._handleTouchStartPan( event ); - - this.state = _STATE.TOUCH_PAN; - - break; - - default: - - this.state = _STATE.NONE; - - } - - break; - - case 2: - - switch ( this.touches.TWO ) { - - case TOUCH.DOLLY_PAN: - - if ( this.enableZoom === false && this.enablePan === false ) return; - - this._handleTouchStartDollyPan( event ); - - this.state = _STATE.TOUCH_DOLLY_PAN; - - break; - - case TOUCH.DOLLY_ROTATE: - - if ( this.enableZoom === false && this.enableRotate === false ) return; - - this._handleTouchStartDollyRotate( event ); - - this.state = _STATE.TOUCH_DOLLY_ROTATE; - - break; - - default: - - this.state = _STATE.NONE; - - } - - break; - - default: - - this.state = _STATE.NONE; - - } - - if ( this.state !== _STATE.NONE ) { - - this.dispatchEvent( _startEvent ); - - } - -} - -function onTouchMove( event ) { - - this._trackPointer( event ); - - switch ( this.state ) { - - case _STATE.TOUCH_ROTATE: - - if ( this.enableRotate === false ) return; - - this._handleTouchMoveRotate( event ); - - this.update(); - - break; - - case _STATE.TOUCH_PAN: - - if ( this.enablePan === false ) return; - - this._handleTouchMovePan( event ); - - this.update(); - - break; - - case _STATE.TOUCH_DOLLY_PAN: - - if ( this.enableZoom === false && this.enablePan === false ) return; - - this._handleTouchMoveDollyPan( event ); - - this.update(); - - break; - - case _STATE.TOUCH_DOLLY_ROTATE: - - if ( this.enableZoom === false && this.enableRotate === false ) return; - - this._handleTouchMoveDollyRotate( event ); - - this.update(); - - break; - - default: - - this.state = _STATE.NONE; - - } - -} - -function onContextMenu( event ) { - - if ( this.enabled === false ) return; - - event.preventDefault(); - -} - -function interceptControlDown( event ) { - - if ( event.key === 'Control' ) { - - this._controlActive = true; - - const document = this.domElement.getRootNode(); // offscreen canvas compatibility - - document.addEventListener( 'keyup', this._interceptControlUp, { passive: true, capture: true } ); - - } - -} - -function interceptControlUp( event ) { - - if ( event.key === 'Control' ) { - - this._controlActive = false; - - const document = this.domElement.getRootNode(); // offscreen canvas compatibility - - document.removeEventListener( 'keyup', this._interceptControlUp, { passive: true, capture: true } ); - - } - -} - -export { OrbitControls }; |