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2022-09-04 12:45:01 +02:00
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( function () {
class AnaglyphEffect {
constructor( renderer, width = 512, height = 512 ) {
// Dubois matrices from https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.7.6968&rep=rep1&type=pdf#page=4
this.colorMatrixLeft = new THREE.Matrix3().fromArray( [ 0.456100, - 0.0400822, - 0.0152161, 0.500484, - 0.0378246, - 0.0205971, 0.176381, - 0.0157589, - 0.00546856 ] );
this.colorMatrixRight = new THREE.Matrix3().fromArray( [ - 0.0434706, 0.378476, - 0.0721527, - 0.0879388, 0.73364, - 0.112961, - 0.00155529, - 0.0184503, 1.2264 ] );
const _camera = new THREE.OrthographicCamera( - 1, 1, 1, - 1, 0, 1 );
const _scene = new THREE.Scene();
const _stereo = new THREE.StereoCamera();
const _params = {
minFilter: THREE.LinearFilter,
magFilter: THREE.NearestFilter,
format: THREE.RGBAFormat
};
const _renderTargetL = new THREE.WebGLRenderTarget( width, height, _params );
const _renderTargetR = new THREE.WebGLRenderTarget( width, height, _params );
const _material = new THREE.ShaderMaterial( {
uniforms: {
'mapLeft': {
value: _renderTargetL.texture
},
'mapRight': {
value: _renderTargetR.texture
},
'colorMatrixLeft': {
value: this.colorMatrixLeft
},
'colorMatrixRight': {
value: this.colorMatrixRight
}
},
vertexShader: [ 'varying vec2 vUv;', 'void main() {', ' vUv = vec2( uv.x, uv.y );', ' gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );', '}' ].join( '\n' ),
fragmentShader: [ 'uniform sampler2D mapLeft;', 'uniform sampler2D mapRight;', 'varying vec2 vUv;', 'uniform mat3 colorMatrixLeft;', 'uniform mat3 colorMatrixRight;', // These functions implement sRGB linearization and gamma correction
'float lin( float c ) {', ' return c <= 0.04045 ? c * 0.0773993808 :', ' pow( c * 0.9478672986 + 0.0521327014, 2.4 );', '}', 'vec4 lin( vec4 c ) {', ' return vec4( lin( c.r ), lin( c.g ), lin( c.b ), c.a );', '}', 'float dev( float c ) {', ' return c <= 0.0031308 ? c * 12.92', ' : pow( c, 0.41666 ) * 1.055 - 0.055;', '}', 'void main() {', ' vec2 uv = vUv;', ' vec4 colorL = lin( texture2D( mapLeft, uv ) );', ' vec4 colorR = lin( texture2D( mapRight, uv ) );', ' vec3 color = clamp(', ' colorMatrixLeft * colorL.rgb +', ' colorMatrixRight * colorR.rgb, 0., 1. );', ' gl_FragColor = vec4(', ' dev( color.r ), dev( color.g ), dev( color.b ),', ' max( colorL.a, colorR.a ) );', '}' ].join( '\n' )
} );
const _mesh = new THREE.Mesh( new THREE.PlaneGeometry( 2, 2 ), _material );
_scene.add( _mesh );
this.setSize = function ( width, height ) {
renderer.setSize( width, height );
const pixelRatio = renderer.getPixelRatio();
_renderTargetL.setSize( width * pixelRatio, height * pixelRatio );
_renderTargetR.setSize( width * pixelRatio, height * pixelRatio );
};
this.render = function ( scene, camera ) {
const currentRenderTarget = renderer.getRenderTarget();
scene.updateMatrixWorld();
if ( camera.parent === null ) camera.updateMatrixWorld();
_stereo.update( camera );
renderer.setRenderTarget( _renderTargetL );
renderer.clear();
renderer.render( scene, _stereo.cameraL );
renderer.setRenderTarget( _renderTargetR );
renderer.clear();
renderer.render( scene, _stereo.cameraR );
renderer.setRenderTarget( null );
renderer.render( _scene, _camera );
renderer.setRenderTarget( currentRenderTarget );
};
this.dispose = function () {
_renderTargetL.dispose();
_renderTargetR.dispose();
_mesh.geometry.dispose();
_mesh.material.dispose();
};
}
}
THREE.AnaglyphEffect = AnaglyphEffect;
} )();

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( function () {
/**
* Ascii generation is based on https://github.com/hassadee/jsascii/blob/master/jsascii.js
*
* 16 April 2012 - @blurspline
*/
class AsciiEffect {
constructor( renderer, charSet = ' .:-=+*#%@', options = {} ) {
// ' .,:;=|iI+hHOE#`$';
// darker bolder character set from https://github.com/saw/Canvas-ASCII-Art/
// ' .\'`^",:;Il!i~+_-?][}{1)(|/tfjrxnuvczXYUJCLQ0OZmwqpdbkhao*#MW&8%B@$'.split('');
// Some ASCII settings
const bResolution = ! options[ 'resolution' ] ? 0.15 : options[ 'resolution' ]; // Higher for more details
const iScale = ! options[ 'scale' ] ? 1 : options[ 'scale' ];
const bColor = ! options[ 'color' ] ? false : options[ 'color' ]; // nice but slows down rendering!
const bAlpha = ! options[ 'alpha' ] ? false : options[ 'alpha' ]; // Transparency
const bBlock = ! options[ 'block' ] ? false : options[ 'block' ]; // blocked characters. like good O dos
const bInvert = ! options[ 'invert' ] ? false : options[ 'invert' ]; // black is white, white is black
const strResolution = 'low';
let width, height;
const domElement = document.createElement( 'div' );
domElement.style.cursor = 'default';
const oAscii = document.createElement( 'table' );
domElement.appendChild( oAscii );
let iWidth, iHeight;
let oImg;
this.setSize = function ( w, h ) {
width = w;
height = h;
renderer.setSize( w, h );
initAsciiSize();
};
this.render = function ( scene, camera ) {
renderer.render( scene, camera );
asciifyImage( oAscii );
};
this.domElement = domElement; // Throw in ascii library from https://github.com/hassadee/jsascii/blob/master/jsascii.js (MIT License)
function initAsciiSize() {
iWidth = Math.round( width * fResolution );
iHeight = Math.round( height * fResolution );
oCanvas.width = iWidth;
oCanvas.height = iHeight; // oCanvas.style.display = "none";
// oCanvas.style.width = iWidth;
// oCanvas.style.height = iHeight;
oImg = renderer.domElement;
if ( oImg.style.backgroundColor ) {
oAscii.rows[ 0 ].cells[ 0 ].style.backgroundColor = oImg.style.backgroundColor;
oAscii.rows[ 0 ].cells[ 0 ].style.color = oImg.style.color;
}
oAscii.cellSpacing = 0;
oAscii.cellPadding = 0;
const oStyle = oAscii.style;
oStyle.display = 'inline';
oStyle.width = Math.round( iWidth / fResolution * iScale ) + 'px';
oStyle.height = Math.round( iHeight / fResolution * iScale ) + 'px';
oStyle.whiteSpace = 'pre';
oStyle.margin = '0px';
oStyle.padding = '0px';
oStyle.letterSpacing = fLetterSpacing + 'px';
oStyle.fontFamily = strFont;
oStyle.fontSize = fFontSize + 'px';
oStyle.lineHeight = fLineHeight + 'px';
oStyle.textAlign = 'left';
oStyle.textDecoration = 'none';
}
const aDefaultCharList = ' .,:;i1tfLCG08@'.split( '' );
const aDefaultColorCharList = ' CGO08@'.split( '' );
const strFont = 'courier new, monospace';
const oCanvasImg = renderer.domElement;
const oCanvas = document.createElement( 'canvas' );
if ( ! oCanvas.getContext ) {
return;
}
const oCtx = oCanvas.getContext( '2d' );
if ( ! oCtx.getImageData ) {
return;
}
let aCharList = bColor ? aDefaultColorCharList : aDefaultCharList;
if ( charSet ) aCharList = charSet;
let fResolution = 0.5;
switch ( strResolution ) {
case 'low':
fResolution = 0.25;
break;
case 'medium':
fResolution = 0.5;
break;
case 'high':
fResolution = 1;
break;
}
if ( bResolution ) fResolution = bResolution; // Setup dom
const fFontSize = 2 / fResolution * iScale;
const fLineHeight = 2 / fResolution * iScale; // adjust letter-spacing for all combinations of scale and resolution to get it to fit the image width.
let fLetterSpacing = 0;
if ( strResolution == 'low' ) {
switch ( iScale ) {
case 1:
fLetterSpacing = - 1;
break;
case 2:
case 3:
fLetterSpacing = - 2.1;
break;
case 4:
fLetterSpacing = - 3.1;
break;
case 5:
fLetterSpacing = - 4.15;
break;
}
}
if ( strResolution == 'medium' ) {
switch ( iScale ) {
case 1:
fLetterSpacing = 0;
break;
case 2:
fLetterSpacing = - 1;
break;
case 3:
fLetterSpacing = - 1.04;
break;
case 4:
case 5:
fLetterSpacing = - 2.1;
break;
}
}
if ( strResolution == 'high' ) {
switch ( iScale ) {
case 1:
case 2:
fLetterSpacing = 0;
break;
case 3:
case 4:
case 5:
fLetterSpacing = - 1;
break;
}
} // can't get a span or div to flow like an img element, but a table works?
// convert img element to ascii
function asciifyImage( oAscii ) {
oCtx.clearRect( 0, 0, iWidth, iHeight );
oCtx.drawImage( oCanvasImg, 0, 0, iWidth, iHeight );
const oImgData = oCtx.getImageData( 0, 0, iWidth, iHeight ).data; // Coloring loop starts now
let strChars = ''; // console.time('rendering');
for ( let y = 0; y < iHeight; y += 2 ) {
for ( let x = 0; x < iWidth; x ++ ) {
const iOffset = ( y * iWidth + x ) * 4;
const iRed = oImgData[ iOffset ];
const iGreen = oImgData[ iOffset + 1 ];
const iBlue = oImgData[ iOffset + 2 ];
const iAlpha = oImgData[ iOffset + 3 ];
let iCharIdx;
let fBrightness;
fBrightness = ( 0.3 * iRed + 0.59 * iGreen + 0.11 * iBlue ) / 255; // fBrightness = (0.3*iRed + 0.5*iGreen + 0.3*iBlue) / 255;
if ( iAlpha == 0 ) {
// should calculate alpha instead, but quick hack :)
//fBrightness *= (iAlpha / 255);
fBrightness = 1;
}
iCharIdx = Math.floor( ( 1 - fBrightness ) * ( aCharList.length - 1 ) );
if ( bInvert ) {
iCharIdx = aCharList.length - iCharIdx - 1;
} // good for debugging
//fBrightness = Math.floor(fBrightness * 10);
//strThisChar = fBrightness;
let strThisChar = aCharList[ iCharIdx ];
if ( strThisChar === undefined || strThisChar == ' ' ) strThisChar = '&nbsp;';
if ( bColor ) {
strChars += '<span style=\'' + 'color:rgb(' + iRed + ',' + iGreen + ',' + iBlue + ');' + ( bBlock ? 'background-color:rgb(' + iRed + ',' + iGreen + ',' + iBlue + ');' : '' ) + ( bAlpha ? 'opacity:' + iAlpha / 255 + ';' : '' ) + '\'>' + strThisChar + '</span>';
} else {
strChars += strThisChar;
}
}
strChars += '<br/>';
}
oAscii.innerHTML = '<tr><td>' + strChars + '</td></tr>'; // console.timeEnd('rendering');
// return oAscii;
}
}
}
THREE.AsciiEffect = AsciiEffect;
} )();

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( function () {
/**
* Reference: https://en.wikipedia.org/wiki/Cel_shading
*
* API
*
* 1. Traditional
*
* const effect = new OutlineEffect( renderer );
*
* function render() {
*
* effect.render( scene, camera );
*
* }
*
* 2. VR compatible
*
* const effect = new OutlineEffect( renderer );
* let renderingOutline = false;
*
* scene.onAfterRender = function () {
*
* if ( renderingOutline ) return;
*
* renderingOutline = true;
*
* effect.renderOutline( scene, camera );
*
* renderingOutline = false;
*
* };
*
* function render() {
*
* renderer.render( scene, camera );
*
* }
*
* // How to set default outline parameters
* new OutlineEffect( renderer, {
* defaultThickness: 0.01,
* defaultColor: [ 0, 0, 0 ],
* defaultAlpha: 0.8,
* defaultKeepAlive: true // keeps outline material in cache even if material is removed from scene
* } );
*
* // How to set outline parameters for each material
* material.userData.outlineParameters = {
* thickness: 0.01,
* color: [ 0, 0, 0 ]
* alpha: 0.8,
* visible: true,
* keepAlive: true
* };
*/
class OutlineEffect {
constructor( renderer, parameters = {} ) {
this.enabled = true;
const defaultThickness = parameters.defaultThickness !== undefined ? parameters.defaultThickness : 0.003;
const defaultColor = new THREE.Color().fromArray( parameters.defaultColor !== undefined ? parameters.defaultColor : [ 0, 0, 0 ] );
const defaultAlpha = parameters.defaultAlpha !== undefined ? parameters.defaultAlpha : 1.0;
const defaultKeepAlive = parameters.defaultKeepAlive !== undefined ? parameters.defaultKeepAlive : false; // object.material.uuid -> outlineMaterial or
// object.material[ n ].uuid -> outlineMaterial
// save at the outline material creation and release
// if it's unused removeThresholdCount frames
// unless keepAlive is true.
const cache = {};
const removeThresholdCount = 60; // outlineMaterial.uuid -> object.material or
// outlineMaterial.uuid -> object.material[ n ]
// save before render and release after render.
const originalMaterials = {}; // object.uuid -> originalOnBeforeRender
// save before render and release after render.
const originalOnBeforeRenders = {}; //this.cache = cache; // for debug
const uniformsOutline = {
outlineThickness: {
value: defaultThickness
},
outlineColor: {
value: defaultColor
},
outlineAlpha: {
value: defaultAlpha
}
};
const vertexShader = [ '#include <common>', '#include <uv_pars_vertex>', '#include <displacementmap_pars_vertex>', '#include <fog_pars_vertex>', '#include <morphtarget_pars_vertex>', '#include <skinning_pars_vertex>', '#include <logdepthbuf_pars_vertex>', '#include <clipping_planes_pars_vertex>', 'uniform float outlineThickness;', 'vec4 calculateOutline( vec4 pos, vec3 normal, vec4 skinned ) {', ' float thickness = outlineThickness;', ' const float ratio = 1.0;', // TODO: support outline thickness ratio for each vertex
' vec4 pos2 = projectionMatrix * modelViewMatrix * vec4( skinned.xyz + normal, 1.0 );', // NOTE: subtract pos2 from pos because THREE.BackSide objectNormal is negative
' vec4 norm = normalize( pos - pos2 );', ' return pos + norm * thickness * pos.w * ratio;', '}', 'void main() {', ' #include <uv_vertex>', ' #include <beginnormal_vertex>', ' #include <morphnormal_vertex>', ' #include <skinbase_vertex>', ' #include <skinnormal_vertex>', ' #include <begin_vertex>', ' #include <morphtarget_vertex>', ' #include <skinning_vertex>', ' #include <displacementmap_vertex>', ' #include <project_vertex>', ' vec3 outlineNormal = - objectNormal;', // the outline material is always rendered with THREE.BackSide
' gl_Position = calculateOutline( gl_Position, outlineNormal, vec4( transformed, 1.0 ) );', ' #include <logdepthbuf_vertex>', ' #include <clipping_planes_vertex>', ' #include <fog_vertex>', '}' ].join( '\n' );
const fragmentShader = [ '#include <common>', '#include <fog_pars_fragment>', '#include <logdepthbuf_pars_fragment>', '#include <clipping_planes_pars_fragment>', 'uniform vec3 outlineColor;', 'uniform float outlineAlpha;', 'void main() {', ' #include <clipping_planes_fragment>', ' #include <logdepthbuf_fragment>', ' gl_FragColor = vec4( outlineColor, outlineAlpha );', ' #include <tonemapping_fragment>', ' #include <encodings_fragment>', ' #include <fog_fragment>', ' #include <premultiplied_alpha_fragment>', '}' ].join( '\n' );
function createMaterial() {
return new THREE.ShaderMaterial( {
type: 'OutlineEffect',
uniforms: THREE.UniformsUtils.merge( [ THREE.UniformsLib[ 'fog' ], THREE.UniformsLib[ 'displacementmap' ], uniformsOutline ] ),
vertexShader: vertexShader,
fragmentShader: fragmentShader,
side: THREE.BackSide
} );
}
function getOutlineMaterialFromCache( originalMaterial ) {
let data = cache[ originalMaterial.uuid ];
if ( data === undefined ) {
data = {
material: createMaterial(),
used: true,
keepAlive: defaultKeepAlive,
count: 0
};
cache[ originalMaterial.uuid ] = data;
}
data.used = true;
return data.material;
}
function getOutlineMaterial( originalMaterial ) {
const outlineMaterial = getOutlineMaterialFromCache( originalMaterial );
originalMaterials[ outlineMaterial.uuid ] = originalMaterial;
updateOutlineMaterial( outlineMaterial, originalMaterial );
return outlineMaterial;
}
function isCompatible( object ) {
const geometry = object.geometry;
let hasNormals = false;
if ( object.geometry !== undefined ) {
if ( geometry.isBufferGeometry ) {
hasNormals = geometry.attributes.normal !== undefined;
} else {
hasNormals = true; // the renderer always produces a normal attribute for Geometry
}
}
return object.isMesh === true && object.material !== undefined && hasNormals === true;
}
function setOutlineMaterial( object ) {
if ( isCompatible( object ) === false ) return;
if ( Array.isArray( object.material ) ) {
for ( let i = 0, il = object.material.length; i < il; i ++ ) {
object.material[ i ] = getOutlineMaterial( object.material[ i ] );
}
} else {
object.material = getOutlineMaterial( object.material );
}
originalOnBeforeRenders[ object.uuid ] = object.onBeforeRender;
object.onBeforeRender = onBeforeRender;
}
function restoreOriginalMaterial( object ) {
if ( isCompatible( object ) === false ) return;
if ( Array.isArray( object.material ) ) {
for ( let i = 0, il = object.material.length; i < il; i ++ ) {
object.material[ i ] = originalMaterials[ object.material[ i ].uuid ];
}
} else {
object.material = originalMaterials[ object.material.uuid ];
}
object.onBeforeRender = originalOnBeforeRenders[ object.uuid ];
}
function onBeforeRender( renderer, scene, camera, geometry, material ) {
const originalMaterial = originalMaterials[ material.uuid ]; // just in case
if ( originalMaterial === undefined ) return;
updateUniforms( material, originalMaterial );
}
function updateUniforms( material, originalMaterial ) {
const outlineParameters = originalMaterial.userData.outlineParameters;
material.uniforms.outlineAlpha.value = originalMaterial.opacity;
if ( outlineParameters !== undefined ) {
if ( outlineParameters.thickness !== undefined ) material.uniforms.outlineThickness.value = outlineParameters.thickness;
if ( outlineParameters.color !== undefined ) material.uniforms.outlineColor.value.fromArray( outlineParameters.color );
if ( outlineParameters.alpha !== undefined ) material.uniforms.outlineAlpha.value = outlineParameters.alpha;
}
if ( originalMaterial.displacementMap ) {
material.uniforms.displacementMap.value = originalMaterial.displacementMap;
material.uniforms.displacementScale.value = originalMaterial.displacementScale;
material.uniforms.displacementBias.value = originalMaterial.displacementBias;
}
}
function updateOutlineMaterial( material, originalMaterial ) {
if ( material.name === 'invisible' ) return;
const outlineParameters = originalMaterial.userData.outlineParameters;
material.fog = originalMaterial.fog;
material.toneMapped = originalMaterial.toneMapped;
material.premultipliedAlpha = originalMaterial.premultipliedAlpha;
material.displacementMap = originalMaterial.displacementMap;
if ( outlineParameters !== undefined ) {
if ( originalMaterial.visible === false ) {
material.visible = false;
} else {
material.visible = outlineParameters.visible !== undefined ? outlineParameters.visible : true;
}
material.transparent = outlineParameters.alpha !== undefined && outlineParameters.alpha < 1.0 ? true : originalMaterial.transparent;
if ( outlineParameters.keepAlive !== undefined ) cache[ originalMaterial.uuid ].keepAlive = outlineParameters.keepAlive;
} else {
material.transparent = originalMaterial.transparent;
material.visible = originalMaterial.visible;
}
if ( originalMaterial.wireframe === true || originalMaterial.depthTest === false ) material.visible = false;
if ( originalMaterial.clippingPlanes ) {
material.clipping = true;
material.clippingPlanes = originalMaterial.clippingPlanes;
material.clipIntersection = originalMaterial.clipIntersection;
material.clipShadows = originalMaterial.clipShadows;
}
material.version = originalMaterial.version; // update outline material if necessary
}
function cleanupCache() {
let keys; // clear originialMaterials
keys = Object.keys( originalMaterials );
for ( let i = 0, il = keys.length; i < il; i ++ ) {
originalMaterials[ keys[ i ] ] = undefined;
} // clear originalOnBeforeRenders
keys = Object.keys( originalOnBeforeRenders );
for ( let i = 0, il = keys.length; i < il; i ++ ) {
originalOnBeforeRenders[ keys[ i ] ] = undefined;
} // remove unused outlineMaterial from cache
keys = Object.keys( cache );
for ( let i = 0, il = keys.length; i < il; i ++ ) {
const key = keys[ i ];
if ( cache[ key ].used === false ) {
cache[ key ].count ++;
if ( cache[ key ].keepAlive === false && cache[ key ].count > removeThresholdCount ) {
delete cache[ key ];
}
} else {
cache[ key ].used = false;
cache[ key ].count = 0;
}
}
}
this.render = function ( scene, camera ) {
let renderTarget;
let forceClear = false;
if ( arguments[ 2 ] !== undefined ) {
console.warn( 'THREE.OutlineEffect.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead.' );
renderTarget = arguments[ 2 ];
}
if ( arguments[ 3 ] !== undefined ) {
console.warn( 'THREE.OutlineEffect.render(): the forceClear argument has been removed. Use .clear() instead.' );
forceClear = arguments[ 3 ];
}
if ( renderTarget !== undefined ) renderer.setRenderTarget( renderTarget );
if ( forceClear ) renderer.clear();
if ( this.enabled === false ) {
renderer.render( scene, camera );
return;
}
const currentAutoClear = renderer.autoClear;
renderer.autoClear = this.autoClear;
renderer.render( scene, camera );
renderer.autoClear = currentAutoClear;
this.renderOutline( scene, camera );
};
this.renderOutline = function ( scene, camera ) {
const currentAutoClear = renderer.autoClear;
const currentSceneAutoUpdate = scene.autoUpdate;
const currentSceneBackground = scene.background;
const currentShadowMapEnabled = renderer.shadowMap.enabled;
scene.autoUpdate = false;
scene.background = null;
renderer.autoClear = false;
renderer.shadowMap.enabled = false;
scene.traverse( setOutlineMaterial );
renderer.render( scene, camera );
scene.traverse( restoreOriginalMaterial );
cleanupCache();
scene.autoUpdate = currentSceneAutoUpdate;
scene.background = currentSceneBackground;
renderer.autoClear = currentAutoClear;
renderer.shadowMap.enabled = currentShadowMapEnabled;
};
/*
* See #9918
*
* The following property copies and wrapper methods enable
* OutlineEffect to be called from other *Effect, like
*
* effect = new StereoEffect( new OutlineEffect( renderer ) );
*
* function render () {
*
* effect.render( scene, camera );
*
* }
*/
this.autoClear = renderer.autoClear;
this.domElement = renderer.domElement;
this.shadowMap = renderer.shadowMap;
this.clear = function ( color, depth, stencil ) {
renderer.clear( color, depth, stencil );
};
this.getPixelRatio = function () {
return renderer.getPixelRatio();
};
this.setPixelRatio = function ( value ) {
renderer.setPixelRatio( value );
};
this.getSize = function ( target ) {
return renderer.getSize( target );
};
this.setSize = function ( width, height, updateStyle ) {
renderer.setSize( width, height, updateStyle );
};
this.setViewport = function ( x, y, width, height ) {
renderer.setViewport( x, y, width, height );
};
this.setScissor = function ( x, y, width, height ) {
renderer.setScissor( x, y, width, height );
};
this.setScissorTest = function ( boolean ) {
renderer.setScissorTest( boolean );
};
this.setRenderTarget = function ( renderTarget ) {
renderer.setRenderTarget( renderTarget );
};
}
}
THREE.OutlineEffect = OutlineEffect;
} )();

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( function () {
class ParallaxBarrierEffect {
constructor( renderer ) {
const _camera = new THREE.OrthographicCamera( - 1, 1, 1, - 1, 0, 1 );
const _scene = new THREE.Scene();
const _stereo = new THREE.StereoCamera();
const _params = {
minFilter: THREE.LinearFilter,
magFilter: THREE.NearestFilter,
format: THREE.RGBAFormat
};
const _renderTargetL = new THREE.WebGLRenderTarget( 512, 512, _params );
const _renderTargetR = new THREE.WebGLRenderTarget( 512, 512, _params );
const _material = new THREE.ShaderMaterial( {
uniforms: {
'mapLeft': {
value: _renderTargetL.texture
},
'mapRight': {
value: _renderTargetR.texture
}
},
vertexShader: [ 'varying vec2 vUv;', 'void main() {', ' vUv = vec2( uv.x, uv.y );', ' gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );', '}' ].join( '\n' ),
fragmentShader: [ 'uniform sampler2D mapLeft;', 'uniform sampler2D mapRight;', 'varying vec2 vUv;', 'void main() {', ' vec2 uv = vUv;', ' if ( ( mod( gl_FragCoord.y, 2.0 ) ) > 1.00 ) {', ' gl_FragColor = texture2D( mapLeft, uv );', ' } else {', ' gl_FragColor = texture2D( mapRight, uv );', ' }', '}' ].join( '\n' )
} );
const mesh = new THREE.Mesh( new THREE.PlaneGeometry( 2, 2 ), _material );
_scene.add( mesh );
this.setSize = function ( width, height ) {
renderer.setSize( width, height );
const pixelRatio = renderer.getPixelRatio();
_renderTargetL.setSize( width * pixelRatio, height * pixelRatio );
_renderTargetR.setSize( width * pixelRatio, height * pixelRatio );
};
this.render = function ( scene, camera ) {
scene.updateMatrixWorld();
if ( camera.parent === null ) camera.updateMatrixWorld();
_stereo.update( camera );
renderer.setRenderTarget( _renderTargetL );
renderer.clear();
renderer.render( scene, _stereo.cameraL );
renderer.setRenderTarget( _renderTargetR );
renderer.clear();
renderer.render( scene, _stereo.cameraR );
renderer.setRenderTarget( null );
renderer.render( _scene, _camera );
};
}
}
THREE.ParallaxBarrierEffect = ParallaxBarrierEffect;
} )();

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( function () {
/**
* peppers ghost effect based on http://www.instructables.com/id/Reflective-Prism/?ALLSTEPS
*/
class PeppersGhostEffect {
constructor( renderer ) {
const scope = this;
scope.cameraDistance = 15;
scope.reflectFromAbove = false; // Internals
let _halfWidth, _width, _height;
const _cameraF = new THREE.PerspectiveCamera(); //front
const _cameraB = new THREE.PerspectiveCamera(); //back
const _cameraL = new THREE.PerspectiveCamera(); //left
const _cameraR = new THREE.PerspectiveCamera(); //right
const _position = new THREE.Vector3();
const _quaternion = new THREE.Quaternion();
const _scale = new THREE.Vector3(); // Initialization
renderer.autoClear = false;
this.setSize = function ( width, height ) {
_halfWidth = width / 2;
if ( width < height ) {
_width = width / 3;
_height = width / 3;
} else {
_width = height / 3;
_height = height / 3;
}
renderer.setSize( width, height );
};
this.render = function ( scene, camera ) {
scene.updateMatrixWorld();
if ( camera.parent === null ) camera.updateMatrixWorld();
camera.matrixWorld.decompose( _position, _quaternion, _scale ); // front
_cameraF.position.copy( _position );
_cameraF.quaternion.copy( _quaternion );
_cameraF.translateZ( scope.cameraDistance );
_cameraF.lookAt( scene.position ); // back
_cameraB.position.copy( _position );
_cameraB.quaternion.copy( _quaternion );
_cameraB.translateZ( - scope.cameraDistance );
_cameraB.lookAt( scene.position );
_cameraB.rotation.z += 180 * ( Math.PI / 180 ); // left
_cameraL.position.copy( _position );
_cameraL.quaternion.copy( _quaternion );
_cameraL.translateX( - scope.cameraDistance );
_cameraL.lookAt( scene.position );
_cameraL.rotation.x += 90 * ( Math.PI / 180 ); // right
_cameraR.position.copy( _position );
_cameraR.quaternion.copy( _quaternion );
_cameraR.translateX( scope.cameraDistance );
_cameraR.lookAt( scene.position );
_cameraR.rotation.x += 90 * ( Math.PI / 180 );
renderer.clear();
renderer.setScissorTest( true );
renderer.setScissor( _halfWidth - _width / 2, _height * 2, _width, _height );
renderer.setViewport( _halfWidth - _width / 2, _height * 2, _width, _height );
if ( scope.reflectFromAbove ) {
renderer.render( scene, _cameraB );
} else {
renderer.render( scene, _cameraF );
}
renderer.setScissor( _halfWidth - _width / 2, 0, _width, _height );
renderer.setViewport( _halfWidth - _width / 2, 0, _width, _height );
if ( scope.reflectFromAbove ) {
renderer.render( scene, _cameraF );
} else {
renderer.render( scene, _cameraB );
}
renderer.setScissor( _halfWidth - _width / 2 - _width, _height, _width, _height );
renderer.setViewport( _halfWidth - _width / 2 - _width, _height, _width, _height );
if ( scope.reflectFromAbove ) {
renderer.render( scene, _cameraR );
} else {
renderer.render( scene, _cameraL );
}
renderer.setScissor( _halfWidth + _width / 2, _height, _width, _height );
renderer.setViewport( _halfWidth + _width / 2, _height, _width, _height );
if ( scope.reflectFromAbove ) {
renderer.render( scene, _cameraL );
} else {
renderer.render( scene, _cameraR );
}
renderer.setScissorTest( false );
};
}
}
THREE.PeppersGhostEffect = PeppersGhostEffect;
} )();

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( function () {
class StereoEffect {
constructor( renderer ) {
const _stereo = new THREE.StereoCamera();
_stereo.aspect = 0.5;
const size = new THREE.Vector2();
this.setEyeSeparation = function ( eyeSep ) {
_stereo.eyeSep = eyeSep;
};
this.setSize = function ( width, height ) {
renderer.setSize( width, height );
};
this.render = function ( scene, camera ) {
scene.updateMatrixWorld();
if ( camera.parent === null ) camera.updateMatrixWorld();
_stereo.update( camera );
renderer.getSize( size );
if ( renderer.autoClear ) renderer.clear();
renderer.setScissorTest( true );
renderer.setScissor( 0, 0, size.width / 2, size.height );
renderer.setViewport( 0, 0, size.width / 2, size.height );
renderer.render( scene, _stereo.cameraL );
renderer.setScissor( size.width / 2, 0, size.width / 2, size.height );
renderer.setViewport( size.width / 2, 0, size.width / 2, size.height );
renderer.render( scene, _stereo.cameraR );
renderer.setScissorTest( false );
};
}
}
THREE.StereoEffect = StereoEffect;
} )();