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first app vibe

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Azeem Fidahusein
2025-07-28 22:43:55 +01:00
parent d70b6714c3
commit af090f5bf0
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54
app/node_modules/three/src/cameras/ArrayCamera.js generated vendored Normal file
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import { PerspectiveCamera } from './PerspectiveCamera.js';
/**
* This type of camera can be used in order to efficiently render a scene with a
* predefined set of cameras. This is an important performance aspect for
* rendering VR scenes.
*
* An instance of `ArrayCamera` always has an array of sub cameras. It's mandatory
* to define for each sub camera the `viewport` property which determines the
* part of the viewport that is rendered with this camera.
*
* @augments PerspectiveCamera
*/
class ArrayCamera extends PerspectiveCamera {
/**
* Constructs a new array camera.
*
* @param {Array<PerspectiveCamera>} [array=[]] - An array of perspective sub cameras.
*/
constructor( array = [] ) {
super();
/**
* This flag can be used for type testing.
*
* @type {boolean}
* @readonly
* @default true
*/
this.isArrayCamera = true;
/**
* Whether this camera is used with multiview rendering or not.
*
* @type {boolean}
* @readonly
* @default false
*/
this.isMultiViewCamera = false;
/**
* An array of perspective sub cameras.
*
* @type {Array<PerspectiveCamera>}
*/
this.cameras = array;
}
}
export { ArrayCamera };

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app/node_modules/three/src/cameras/Camera.js generated vendored Normal file
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import { WebGLCoordinateSystem } from '../constants.js';
import { Matrix4 } from '../math/Matrix4.js';
import { Object3D } from '../core/Object3D.js';
/**
* Abstract base class for cameras. This class should always be inherited
* when you build a new camera.
*
* @abstract
* @augments Object3D
*/
class Camera extends Object3D {
/**
* Constructs a new camera.
*/
constructor() {
super();
/**
* This flag can be used for type testing.
*
* @type {boolean}
* @readonly
* @default true
*/
this.isCamera = true;
this.type = 'Camera';
/**
* The inverse of the camera's world matrix.
*
* @type {Matrix4}
*/
this.matrixWorldInverse = new Matrix4();
/**
* The camera's projection matrix.
*
* @type {Matrix4}
*/
this.projectionMatrix = new Matrix4();
/**
* The inverse of the camera's projection matrix.
*
* @type {Matrix4}
*/
this.projectionMatrixInverse = new Matrix4();
/**
* The coordinate system in which the camera is used.
*
* @type {(WebGLCoordinateSystem|WebGPUCoordinateSystem)}
*/
this.coordinateSystem = WebGLCoordinateSystem;
}
copy( source, recursive ) {
super.copy( source, recursive );
this.matrixWorldInverse.copy( source.matrixWorldInverse );
this.projectionMatrix.copy( source.projectionMatrix );
this.projectionMatrixInverse.copy( source.projectionMatrixInverse );
this.coordinateSystem = source.coordinateSystem;
return this;
}
/**
* Returns a vector representing the ("look") direction of the 3D object in world space.
*
* This method is overwritten since cameras have a different forward vector compared to other
* 3D objects. A camera looks down its local, negative z-axis by default.
*
* @param {Vector3} target - The target vector the result is stored to.
* @return {Vector3} The 3D object's direction in world space.
*/
getWorldDirection( target ) {
return super.getWorldDirection( target ).negate();
}
updateMatrixWorld( force ) {
super.updateMatrixWorld( force );
this.matrixWorldInverse.copy( this.matrixWorld ).invert();
}
updateWorldMatrix( updateParents, updateChildren ) {
super.updateWorldMatrix( updateParents, updateChildren );
this.matrixWorldInverse.copy( this.matrixWorld ).invert();
}
clone() {
return new this.constructor().copy( this );
}
}
export { Camera };

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app/node_modules/three/src/cameras/CubeCamera.js generated vendored Normal file
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import { WebGLCoordinateSystem, WebGPUCoordinateSystem } from '../constants.js';
import { Object3D } from '../core/Object3D.js';
import { PerspectiveCamera } from './PerspectiveCamera.js';
const fov = - 90; // negative fov is not an error
const aspect = 1;
/**
* A special type of camera that is positioned in 3D space to render its surroundings into a
* cube render target. The render target can then be used as an environment map for rendering
* realtime reflections in your scene.
*
* ```js
* // Create cube render target
* const cubeRenderTarget = new THREE.WebGLCubeRenderTarget( 256, { generateMipmaps: true, minFilter: THREE.LinearMipmapLinearFilter } );
*
* // Create cube camera
* const cubeCamera = new THREE.CubeCamera( 1, 100000, cubeRenderTarget );
* scene.add( cubeCamera );
*
* // Create car
* const chromeMaterial = new THREE.MeshLambertMaterial( { color: 0xffffff, envMap: cubeRenderTarget.texture } );
* const car = new THREE.Mesh( carGeometry, chromeMaterial );
* scene.add( car );
*
* // Update the render target cube
* car.visible = false;
* cubeCamera.position.copy( car.position );
* cubeCamera.update( renderer, scene );
*
* // Render the scene
* car.visible = true;
* renderer.render( scene, camera );
* ```
*
* @augments Object3D
*/
class CubeCamera extends Object3D {
/**
* Constructs a new cube camera.
*
* @param {number} near - The camera's near plane.
* @param {number} far - The camera's far plane.
* @param {WebGLCubeRenderTarget} renderTarget - The cube render target.
*/
constructor( near, far, renderTarget ) {
super();
this.type = 'CubeCamera';
/**
* A reference to the cube render target.
*
* @type {WebGLCubeRenderTarget}
*/
this.renderTarget = renderTarget;
/**
* The current active coordinate system.
*
* @type {?(WebGLCoordinateSystem|WebGPUCoordinateSystem)}
* @default null
*/
this.coordinateSystem = null;
/**
* The current active mipmap level
*
* @type {number}
* @default 0
*/
this.activeMipmapLevel = 0;
const cameraPX = new PerspectiveCamera( fov, aspect, near, far );
cameraPX.layers = this.layers;
this.add( cameraPX );
const cameraNX = new PerspectiveCamera( fov, aspect, near, far );
cameraNX.layers = this.layers;
this.add( cameraNX );
const cameraPY = new PerspectiveCamera( fov, aspect, near, far );
cameraPY.layers = this.layers;
this.add( cameraPY );
const cameraNY = new PerspectiveCamera( fov, aspect, near, far );
cameraNY.layers = this.layers;
this.add( cameraNY );
const cameraPZ = new PerspectiveCamera( fov, aspect, near, far );
cameraPZ.layers = this.layers;
this.add( cameraPZ );
const cameraNZ = new PerspectiveCamera( fov, aspect, near, far );
cameraNZ.layers = this.layers;
this.add( cameraNZ );
}
/**
* Must be called when the coordinate system of the cube camera is changed.
*/
updateCoordinateSystem() {
const coordinateSystem = this.coordinateSystem;
const cameras = this.children.concat();
const [ cameraPX, cameraNX, cameraPY, cameraNY, cameraPZ, cameraNZ ] = cameras;
for ( const camera of cameras ) this.remove( camera );
if ( coordinateSystem === WebGLCoordinateSystem ) {
cameraPX.up.set( 0, 1, 0 );
cameraPX.lookAt( 1, 0, 0 );
cameraNX.up.set( 0, 1, 0 );
cameraNX.lookAt( - 1, 0, 0 );
cameraPY.up.set( 0, 0, - 1 );
cameraPY.lookAt( 0, 1, 0 );
cameraNY.up.set( 0, 0, 1 );
cameraNY.lookAt( 0, - 1, 0 );
cameraPZ.up.set( 0, 1, 0 );
cameraPZ.lookAt( 0, 0, 1 );
cameraNZ.up.set( 0, 1, 0 );
cameraNZ.lookAt( 0, 0, - 1 );
} else if ( coordinateSystem === WebGPUCoordinateSystem ) {
cameraPX.up.set( 0, - 1, 0 );
cameraPX.lookAt( - 1, 0, 0 );
cameraNX.up.set( 0, - 1, 0 );
cameraNX.lookAt( 1, 0, 0 );
cameraPY.up.set( 0, 0, 1 );
cameraPY.lookAt( 0, 1, 0 );
cameraNY.up.set( 0, 0, - 1 );
cameraNY.lookAt( 0, - 1, 0 );
cameraPZ.up.set( 0, - 1, 0 );
cameraPZ.lookAt( 0, 0, 1 );
cameraNZ.up.set( 0, - 1, 0 );
cameraNZ.lookAt( 0, 0, - 1 );
} else {
throw new Error( 'THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: ' + coordinateSystem );
}
for ( const camera of cameras ) {
this.add( camera );
camera.updateMatrixWorld();
}
}
/**
* Calling this method will render the given scene with the given renderer
* into the cube render target of the camera.
*
* @param {(Renderer|WebGLRenderer)} renderer - The renderer.
* @param {Scene} scene - The scene to render.
*/
update( renderer, scene ) {
if ( this.parent === null ) this.updateMatrixWorld();
const { renderTarget, activeMipmapLevel } = this;
if ( this.coordinateSystem !== renderer.coordinateSystem ) {
this.coordinateSystem = renderer.coordinateSystem;
this.updateCoordinateSystem();
}
const [ cameraPX, cameraNX, cameraPY, cameraNY, cameraPZ, cameraNZ ] = this.children;
const currentRenderTarget = renderer.getRenderTarget();
const currentActiveCubeFace = renderer.getActiveCubeFace();
const currentActiveMipmapLevel = renderer.getActiveMipmapLevel();
const currentXrEnabled = renderer.xr.enabled;
renderer.xr.enabled = false;
const generateMipmaps = renderTarget.texture.generateMipmaps;
renderTarget.texture.generateMipmaps = false;
renderer.setRenderTarget( renderTarget, 0, activeMipmapLevel );
renderer.render( scene, cameraPX );
renderer.setRenderTarget( renderTarget, 1, activeMipmapLevel );
renderer.render( scene, cameraNX );
renderer.setRenderTarget( renderTarget, 2, activeMipmapLevel );
renderer.render( scene, cameraPY );
renderer.setRenderTarget( renderTarget, 3, activeMipmapLevel );
renderer.render( scene, cameraNY );
renderer.setRenderTarget( renderTarget, 4, activeMipmapLevel );
renderer.render( scene, cameraPZ );
// mipmaps are generated during the last call of render()
// at this point, all sides of the cube render target are defined
renderTarget.texture.generateMipmaps = generateMipmaps;
renderer.setRenderTarget( renderTarget, 5, activeMipmapLevel );
renderer.render( scene, cameraNZ );
renderer.setRenderTarget( currentRenderTarget, currentActiveCubeFace, currentActiveMipmapLevel );
renderer.xr.enabled = currentXrEnabled;
renderTarget.texture.needsPMREMUpdate = true;
}
}
export { CubeCamera };

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app/node_modules/three/src/cameras/OrthographicCamera.js generated vendored Executable file
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import { Camera } from './Camera.js';
/**
* Camera that uses [orthographic projection]{@link https://en.wikipedia.org/wiki/Orthographic_projection}.
*
* In this projection mode, an object's size in the rendered image stays
* constant regardless of its distance from the camera. This can be useful
* for rendering 2D scenes and UI elements, amongst other things.
*
* ```js
* const camera = new THREE.OrthographicCamera( width / - 2, width / 2, height / 2, height / - 2, 1, 1000 );
* scene.add( camera );
* ```
*
* @augments Camera
*/
class OrthographicCamera extends Camera {
/**
* Constructs a new orthographic camera.
*
* @param {number} [left=-1] - The left plane of the camera's frustum.
* @param {number} [right=1] - The right plane of the camera's frustum.
* @param {number} [top=1] - The top plane of the camera's frustum.
* @param {number} [bottom=-1] - The bottom plane of the camera's frustum.
* @param {number} [near=0.1] - The camera's near plane.
* @param {number} [far=2000] - The camera's far plane.
*/
constructor( left = - 1, right = 1, top = 1, bottom = - 1, near = 0.1, far = 2000 ) {
super();
/**
* This flag can be used for type testing.
*
* @type {boolean}
* @readonly
* @default true
*/
this.isOrthographicCamera = true;
this.type = 'OrthographicCamera';
/**
* The zoom factor of the camera.
*
* @type {number}
* @default 1
*/
this.zoom = 1;
/**
* Represents the frustum window specification. This property should not be edited
* directly but via {@link PerspectiveCamera#setViewOffset} and {@link PerspectiveCamera#clearViewOffset}.
*
* @type {?Object}
* @default null
*/
this.view = null;
/**
* The left plane of the camera's frustum.
*
* @type {number}
* @default -1
*/
this.left = left;
/**
* The right plane of the camera's frustum.
*
* @type {number}
* @default 1
*/
this.right = right;
/**
* The top plane of the camera's frustum.
*
* @type {number}
* @default 1
*/
this.top = top;
/**
* The bottom plane of the camera's frustum.
*
* @type {number}
* @default -1
*/
this.bottom = bottom;
/**
* The camera's near plane. The valid range is greater than `0`
* and less than the current value of {@link OrthographicCamera#far}.
*
* Note that, unlike for the {@link PerspectiveCamera}, `0` is a
* valid value for an orthographic camera's near plane.
*
* @type {number}
* @default 0.1
*/
this.near = near;
/**
* The camera's far plane. Must be greater than the
* current value of {@link OrthographicCamera#near}.
*
* @type {number}
* @default 2000
*/
this.far = far;
this.updateProjectionMatrix();
}
copy( source, recursive ) {
super.copy( source, recursive );
this.left = source.left;
this.right = source.right;
this.top = source.top;
this.bottom = source.bottom;
this.near = source.near;
this.far = source.far;
this.zoom = source.zoom;
this.view = source.view === null ? null : Object.assign( {}, source.view );
return this;
}
/**
* Sets an offset in a larger frustum. This is useful for multi-window or
* multi-monitor/multi-machine setups.
*
* @param {number} fullWidth - The full width of multiview setup.
* @param {number} fullHeight - The full height of multiview setup.
* @param {number} x - The horizontal offset of the subcamera.
* @param {number} y - The vertical offset of the subcamera.
* @param {number} width - The width of subcamera.
* @param {number} height - The height of subcamera.
* @see {@link PerspectiveCamera#setViewOffset}
*/
setViewOffset( fullWidth, fullHeight, x, y, width, height ) {
if ( this.view === null ) {
this.view = {
enabled: true,
fullWidth: 1,
fullHeight: 1,
offsetX: 0,
offsetY: 0,
width: 1,
height: 1
};
}
this.view.enabled = true;
this.view.fullWidth = fullWidth;
this.view.fullHeight = fullHeight;
this.view.offsetX = x;
this.view.offsetY = y;
this.view.width = width;
this.view.height = height;
this.updateProjectionMatrix();
}
/**
* Removes the view offset from the projection matrix.
*/
clearViewOffset() {
if ( this.view !== null ) {
this.view.enabled = false;
}
this.updateProjectionMatrix();
}
/**
* Updates the camera's projection matrix. Must be called after any change of
* camera properties.
*/
updateProjectionMatrix() {
const dx = ( this.right - this.left ) / ( 2 * this.zoom );
const dy = ( this.top - this.bottom ) / ( 2 * this.zoom );
const cx = ( this.right + this.left ) / 2;
const cy = ( this.top + this.bottom ) / 2;
let left = cx - dx;
let right = cx + dx;
let top = cy + dy;
let bottom = cy - dy;
if ( this.view !== null && this.view.enabled ) {
const scaleW = ( this.right - this.left ) / this.view.fullWidth / this.zoom;
const scaleH = ( this.top - this.bottom ) / this.view.fullHeight / this.zoom;
left += scaleW * this.view.offsetX;
right = left + scaleW * this.view.width;
top -= scaleH * this.view.offsetY;
bottom = top - scaleH * this.view.height;
}
this.projectionMatrix.makeOrthographic( left, right, top, bottom, this.near, this.far, this.coordinateSystem );
this.projectionMatrixInverse.copy( this.projectionMatrix ).invert();
}
toJSON( meta ) {
const data = super.toJSON( meta );
data.object.zoom = this.zoom;
data.object.left = this.left;
data.object.right = this.right;
data.object.top = this.top;
data.object.bottom = this.bottom;
data.object.near = this.near;
data.object.far = this.far;
if ( this.view !== null ) data.object.view = Object.assign( {}, this.view );
return data;
}
}
export { OrthographicCamera };

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app/node_modules/three/src/cameras/PerspectiveCamera.js generated vendored Normal file
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import { Camera } from './Camera.js';
import { RAD2DEG, DEG2RAD } from '../math/MathUtils.js';
import { Vector2 } from '../math/Vector2.js';
import { Vector3 } from '../math/Vector3.js';
const _v3 = /*@__PURE__*/ new Vector3();
const _minTarget = /*@__PURE__*/ new Vector2();
const _maxTarget = /*@__PURE__*/ new Vector2();
/**
* Camera that uses [perspective projection]{@link https://en.wikipedia.org/wiki/Perspective_(graphical)}.
*
* This projection mode is designed to mimic the way the human eye sees. It
* is the most common projection mode used for rendering a 3D scene.
*
* ```js
* const camera = new THREE.PerspectiveCamera( 45, width / height, 1, 1000 );
* scene.add( camera );
* ```
*
* @augments Camera
*/
class PerspectiveCamera extends Camera {
/**
* Constructs a new perspective camera.
*
* @param {number} [fov=50] - The vertical field of view.
* @param {number} [aspect=1] - The aspect ratio.
* @param {number} [near=0.1] - The camera's near plane.
* @param {number} [far=2000] - The camera's far plane.
*/
constructor( fov = 50, aspect = 1, near = 0.1, far = 2000 ) {
super();
/**
* This flag can be used for type testing.
*
* @type {boolean}
* @readonly
* @default true
*/
this.isPerspectiveCamera = true;
this.type = 'PerspectiveCamera';
/**
* The vertical field of view, from bottom to top of view,
* in degrees.
*
* @type {number}
* @default 50
*/
this.fov = fov;
/**
* The zoom factor of the camera.
*
* @type {number}
* @default 1
*/
this.zoom = 1;
/**
* The camera's near plane. The valid range is greater than `0`
* and less than the current value of {@link PerspectiveCamera#far}.
*
* Note that, unlike for the {@link OrthographicCamera}, `0` is <em>not</em> a
* valid value for a perspective camera's near plane.
*
* @type {number}
* @default 0.1
*/
this.near = near;
/**
* The camera's far plane. Must be greater than the
* current value of {@link PerspectiveCamera#near}.
*
* @type {number}
* @default 2000
*/
this.far = far;
/**
* Object distance used for stereoscopy and depth-of-field effects. This
* parameter does not influence the projection matrix unless a
* {@link StereoCamera} is being used.
*
* @type {number}
* @default 10
*/
this.focus = 10;
/**
* The aspect ratio, usually the canvas width / canvas height.
*
* @type {number}
* @default 1
*/
this.aspect = aspect;
/**
* Represents the frustum window specification. This property should not be edited
* directly but via {@link PerspectiveCamera#setViewOffset} and {@link PerspectiveCamera#clearViewOffset}.
*
* @type {?Object}
* @default null
*/
this.view = null;
/**
* Film size used for the larger axis. Default is `35` (millimeters). This
* parameter does not influence the projection matrix unless {@link PerspectiveCamera#filmOffset}
* is set to a nonzero value.
*
* @type {number}
* @default 35
*/
this.filmGauge = 35;
/**
* Horizontal off-center offset in the same unit as {@link PerspectiveCamera#filmGauge}.
*
* @type {number}
* @default 0
*/
this.filmOffset = 0;
this.updateProjectionMatrix();
}
copy( source, recursive ) {
super.copy( source, recursive );
this.fov = source.fov;
this.zoom = source.zoom;
this.near = source.near;
this.far = source.far;
this.focus = source.focus;
this.aspect = source.aspect;
this.view = source.view === null ? null : Object.assign( {}, source.view );
this.filmGauge = source.filmGauge;
this.filmOffset = source.filmOffset;
return this;
}
/**
* Sets the FOV by focal length in respect to the current {@link PerspectiveCamera#filmGauge}.
*
* The default film gauge is 35, so that the focal length can be specified for
* a 35mm (full frame) camera.
*
* @param {number} focalLength - Values for focal length and film gauge must have the same unit.
*/
setFocalLength( focalLength ) {
/** see {@link http://www.bobatkins.com/photography/technical/field_of_view.html} */
const vExtentSlope = 0.5 * this.getFilmHeight() / focalLength;
this.fov = RAD2DEG * 2 * Math.atan( vExtentSlope );
this.updateProjectionMatrix();
}
/**
* Returns the focal length from the current {@link PerspectiveCamera#fov} and
* {@link PerspectiveCamera#filmGauge}.
*
* @return {number} The computed focal length.
*/
getFocalLength() {
const vExtentSlope = Math.tan( DEG2RAD * 0.5 * this.fov );
return 0.5 * this.getFilmHeight() / vExtentSlope;
}
/**
* Returns the current vertical field of view angle in degrees considering {@link PerspectiveCamera#zoom}.
*
* @return {number} The effective FOV.
*/
getEffectiveFOV() {
return RAD2DEG * 2 * Math.atan(
Math.tan( DEG2RAD * 0.5 * this.fov ) / this.zoom );
}
/**
* Returns the width of the image on the film. If {@link PerspectiveCamera#aspect} is greater than or
* equal to one (landscape format), the result equals {@link PerspectiveCamera#filmGauge}.
*
* @return {number} The film width.
*/
getFilmWidth() {
// film not completely covered in portrait format (aspect < 1)
return this.filmGauge * Math.min( this.aspect, 1 );
}
/**
* Returns the height of the image on the film. If {@link PerspectiveCamera#aspect} is greater than or
* equal to one (landscape format), the result equals {@link PerspectiveCamera#filmGauge}.
*
* @return {number} The film width.
*/
getFilmHeight() {
// film not completely covered in landscape format (aspect > 1)
return this.filmGauge / Math.max( this.aspect, 1 );
}
/**
* Computes the 2D bounds of the camera's viewable rectangle at a given distance along the viewing direction.
* Sets `minTarget` and `maxTarget` to the coordinates of the lower-left and upper-right corners of the view rectangle.
*
* @param {number} distance - The viewing distance.
* @param {Vector2} minTarget - The lower-left corner of the view rectangle is written into this vector.
* @param {Vector2} maxTarget - The upper-right corner of the view rectangle is written into this vector.
*/
getViewBounds( distance, minTarget, maxTarget ) {
_v3.set( - 1, - 1, 0.5 ).applyMatrix4( this.projectionMatrixInverse );
minTarget.set( _v3.x, _v3.y ).multiplyScalar( - distance / _v3.z );
_v3.set( 1, 1, 0.5 ).applyMatrix4( this.projectionMatrixInverse );
maxTarget.set( _v3.x, _v3.y ).multiplyScalar( - distance / _v3.z );
}
/**
* Computes the width and height of the camera's viewable rectangle at a given distance along the viewing direction.
*
* @param {number} distance - The viewing distance.
* @param {Vector2} target - The target vector that is used to store result where x is width and y is height.
* @returns {Vector2} The view size.
*/
getViewSize( distance, target ) {
this.getViewBounds( distance, _minTarget, _maxTarget );
return target.subVectors( _maxTarget, _minTarget );
}
/**
* Sets an offset in a larger frustum. This is useful for multi-window or
* multi-monitor/multi-machine setups.
*
* For example, if you have 3x2 monitors and each monitor is 1920x1080 and
* the monitors are in grid like this
*```
* +---+---+---+
* | A | B | C |
* +---+---+---+
* | D | E | F |
* +---+---+---+
*```
* then for each monitor you would call it like this:
*```js
* const w = 1920;
* const h = 1080;
* const fullWidth = w * 3;
* const fullHeight = h * 2;
*
* // --A--
* camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 0, w, h );
* // --B--
* camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 0, w, h );
* // --C--
* camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 0, w, h );
* // --D--
* camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 1, w, h );
* // --E--
* camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 1, w, h );
* // --F--
* camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 1, w, h );
* ```
*
* Note there is no reason monitors have to be the same size or in a grid.
*
* @param {number} fullWidth - The full width of multiview setup.
* @param {number} fullHeight - The full height of multiview setup.
* @param {number} x - The horizontal offset of the subcamera.
* @param {number} y - The vertical offset of the subcamera.
* @param {number} width - The width of subcamera.
* @param {number} height - The height of subcamera.
*/
setViewOffset( fullWidth, fullHeight, x, y, width, height ) {
this.aspect = fullWidth / fullHeight;
if ( this.view === null ) {
this.view = {
enabled: true,
fullWidth: 1,
fullHeight: 1,
offsetX: 0,
offsetY: 0,
width: 1,
height: 1
};
}
this.view.enabled = true;
this.view.fullWidth = fullWidth;
this.view.fullHeight = fullHeight;
this.view.offsetX = x;
this.view.offsetY = y;
this.view.width = width;
this.view.height = height;
this.updateProjectionMatrix();
}
/**
* Removes the view offset from the projection matrix.
*/
clearViewOffset() {
if ( this.view !== null ) {
this.view.enabled = false;
}
this.updateProjectionMatrix();
}
/**
* Updates the camera's projection matrix. Must be called after any change of
* camera properties.
*/
updateProjectionMatrix() {
const near = this.near;
let top = near * Math.tan( DEG2RAD * 0.5 * this.fov ) / this.zoom;
let height = 2 * top;
let width = this.aspect * height;
let left = - 0.5 * width;
const view = this.view;
if ( this.view !== null && this.view.enabled ) {
const fullWidth = view.fullWidth,
fullHeight = view.fullHeight;
left += view.offsetX * width / fullWidth;
top -= view.offsetY * height / fullHeight;
width *= view.width / fullWidth;
height *= view.height / fullHeight;
}
const skew = this.filmOffset;
if ( skew !== 0 ) left += near * skew / this.getFilmWidth();
this.projectionMatrix.makePerspective( left, left + width, top, top - height, near, this.far, this.coordinateSystem );
this.projectionMatrixInverse.copy( this.projectionMatrix ).invert();
}
toJSON( meta ) {
const data = super.toJSON( meta );
data.object.fov = this.fov;
data.object.zoom = this.zoom;
data.object.near = this.near;
data.object.far = this.far;
data.object.focus = this.focus;
data.object.aspect = this.aspect;
if ( this.view !== null ) data.object.view = Object.assign( {}, this.view );
data.object.filmGauge = this.filmGauge;
data.object.filmOffset = this.filmOffset;
return data;
}
}
export { PerspectiveCamera };

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app/node_modules/three/src/cameras/StereoCamera.js generated vendored Normal file
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import { Matrix4 } from '../math/Matrix4.js';
import { DEG2RAD } from '../math/MathUtils.js';
import { PerspectiveCamera } from './PerspectiveCamera.js';
const _eyeRight = /*@__PURE__*/ new Matrix4();
const _eyeLeft = /*@__PURE__*/ new Matrix4();
const _projectionMatrix = /*@__PURE__*/ new Matrix4();
/**
* A special type of camera that uses two perspective cameras with
* stereoscopic projection. Can be used for rendering stereo effects
* like [3D Anaglyph]{@link https://en.wikipedia.org/wiki/Anaglyph_3D} or
* [Parallax Barrier]{@link https://en.wikipedia.org/wiki/parallax_barrier}.
*/
class StereoCamera {
/**
* Constructs a new stereo camera.
*/
constructor() {
/**
* The type property is used for detecting the object type
* in context of serialization/deserialization.
*
* @type {string}
* @readonly
*/
this.type = 'StereoCamera';
/**
* The aspect.
*
* @type {number}
* @default 1
*/
this.aspect = 1;
/**
* The eye separation which represents the distance
* between the left and right camera.
*
* @type {number}
* @default 0.064
*/
this.eyeSep = 0.064;
/**
* The camera representing the left eye. This is added to layer `1` so objects to be
* rendered by the left camera must also be added to this layer.
*
* @type {PerspectiveCamera}
*/
this.cameraL = new PerspectiveCamera();
this.cameraL.layers.enable( 1 );
this.cameraL.matrixAutoUpdate = false;
/**
* The camera representing the right eye. This is added to layer `2` so objects to be
* rendered by the right camera must also be added to this layer.
*
* @type {PerspectiveCamera}
*/
this.cameraR = new PerspectiveCamera();
this.cameraR.layers.enable( 2 );
this.cameraR.matrixAutoUpdate = false;
this._cache = {
focus: null,
fov: null,
aspect: null,
near: null,
far: null,
zoom: null,
eyeSep: null
};
}
/**
* Updates the stereo camera based on the given perspective camera.
*
* @param {PerspectiveCamera} camera - The perspective camera.
*/
update( camera ) {
const cache = this._cache;
const needsUpdate = cache.focus !== camera.focus || cache.fov !== camera.fov ||
cache.aspect !== camera.aspect * this.aspect || cache.near !== camera.near ||
cache.far !== camera.far || cache.zoom !== camera.zoom || cache.eyeSep !== this.eyeSep;
if ( needsUpdate ) {
cache.focus = camera.focus;
cache.fov = camera.fov;
cache.aspect = camera.aspect * this.aspect;
cache.near = camera.near;
cache.far = camera.far;
cache.zoom = camera.zoom;
cache.eyeSep = this.eyeSep;
// Off-axis stereoscopic effect based on
// http://paulbourke.net/stereographics/stereorender/
_projectionMatrix.copy( camera.projectionMatrix );
const eyeSepHalf = cache.eyeSep / 2;
const eyeSepOnProjection = eyeSepHalf * cache.near / cache.focus;
const ymax = ( cache.near * Math.tan( DEG2RAD * cache.fov * 0.5 ) ) / cache.zoom;
let xmin, xmax;
// translate xOffset
_eyeLeft.elements[ 12 ] = - eyeSepHalf;
_eyeRight.elements[ 12 ] = eyeSepHalf;
// for left eye
xmin = - ymax * cache.aspect + eyeSepOnProjection;
xmax = ymax * cache.aspect + eyeSepOnProjection;
_projectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin );
_projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin );
this.cameraL.projectionMatrix.copy( _projectionMatrix );
// for right eye
xmin = - ymax * cache.aspect - eyeSepOnProjection;
xmax = ymax * cache.aspect - eyeSepOnProjection;
_projectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin );
_projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin );
this.cameraR.projectionMatrix.copy( _projectionMatrix );
}
this.cameraL.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeLeft );
this.cameraR.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeRight );
}
}
export { StereoCamera };