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Examples: Migrate webgl postprocessing examples to renderer.setEffects() #33392

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c723e21
Examples: Migrate postprocessing examples to renderer.setEffects().
mrdoob Apr 15, 2026
30c3a72
Merge branch 'dev' into seteffects
mrdoob Apr 15, 2026
595f9f3
BloomPass: Save and restore renderer.autoClear.
mrdoob Apr 15, 2026
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5 changes: 5 additions & 0 deletions examples/jsm/postprocessing/BloomPass.js
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Original file line number Diff line number Diff line change
Expand Up @@ -128,6 +128,9 @@ class BloomPass extends Pass {

if ( maskActive ) renderer.state.buffers.stencil.setTest( false );

const oldAutoClear = renderer.autoClear;
renderer.autoClear = false;

// Render quad with blurred scene into texture (convolution pass 1)

this._fsQuad.material = this.materialConvolution;
Expand Down Expand Up @@ -161,6 +164,8 @@ class BloomPass extends Pass {
if ( this.clear ) renderer.clear();
this._fsQuad.render( renderer );

renderer.autoClear = oldAutoClear;

}

/**
Expand Down
24 changes: 5 additions & 19 deletions examples/webgl_materials_alphahash.html
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Expand Up @@ -25,14 +25,11 @@
import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
import { RoomEnvironment } from 'three/addons/environments/RoomEnvironment.js';

import { EffectComposer } from 'three/addons/postprocessing/EffectComposer.js';
import { RenderPass } from 'three/addons/postprocessing/RenderPass.js';
import { TAARenderPass } from 'three/addons/postprocessing/TAARenderPass.js';
import { OutputPass } from 'three/addons/postprocessing/OutputPass.js';

let camera, scene, renderer, controls, stats, mesh, material;

let composer, renderPass, taaRenderPass, outputPass;
let taaRenderPass;

let needsUpdate = false;

Expand Down Expand Up @@ -96,7 +93,7 @@

//

renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer = new THREE.WebGLRenderer( { antialias: true, outputBufferType: THREE.HalfFloatType } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setAnimationLoop( animate );
Expand All @@ -112,18 +109,9 @@

//

composer = new EffectComposer( renderer );

renderPass = new RenderPass( scene, camera );
renderPass.enabled = false;

taaRenderPass = new TAARenderPass( scene, camera );

outputPass = new OutputPass();

composer.addPass( renderPass );
composer.addPass( taaRenderPass );
composer.addPass( outputPass );
renderer.setEffects( [ taaRenderPass ] );

//

Expand All @@ -144,8 +132,7 @@

taaFolder.add( params, 'taa' ).name( 'enabled' ).onChange( () => {

renderPass.enabled = ! params.taa;
taaRenderPass.enabled = params.taa;
renderer.setEffects( params.taa ? [ taaRenderPass ] : null );

sampleLevelCtrl.enable( params.taa );

Expand All @@ -170,7 +157,6 @@
camera.updateProjectionMatrix();

renderer.setSize( window.innerWidth, window.innerHeight );
composer.setSize( window.innerWidth, window.innerHeight );

needsUpdate = true;

Expand Down Expand Up @@ -212,7 +198,7 @@

}

composer.render();
renderer.render( scene, camera );

}

Expand Down
22 changes: 3 additions & 19 deletions examples/webgl_materials_video.html
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Expand Up @@ -33,19 +33,14 @@

import * as THREE from 'three';

import { EffectComposer } from 'three/addons/postprocessing/EffectComposer.js';
import { RenderPass } from 'three/addons/postprocessing/RenderPass.js';
import { BloomPass } from 'three/addons/postprocessing/BloomPass.js';
import { OutputPass } from 'three/addons/postprocessing/OutputPass.js';

let container;

let camera, scene, renderer;

let video, texture, material, mesh;

let composer;

let mouseX = 0;
let mouseY = 0;

Expand Down Expand Up @@ -76,7 +71,7 @@
light.position.set( 0.5, 1, 1 ).normalize();
scene.add( light );

renderer = new THREE.WebGLRenderer();
renderer = new THREE.WebGLRenderer( { outputBufferType: THREE.HalfFloatType } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setAnimationLoop( animate );
Expand Down Expand Up @@ -148,21 +143,12 @@

}

renderer.autoClear = false;

document.addEventListener( 'mousemove', onDocumentMouseMove );

// postprocessing

const renderPass = new RenderPass( scene, camera );
const bloomPass = new BloomPass( 1.3 );
const outputPass = new OutputPass();

composer = new EffectComposer( renderer );

composer.addPass( renderPass );
composer.addPass( bloomPass );
composer.addPass( outputPass );
renderer.setEffects( [ bloomPass ] );

//

Expand All @@ -179,7 +165,6 @@
camera.updateProjectionMatrix();

renderer.setSize( window.innerWidth, window.innerHeight );
composer.setSize( window.innerWidth, window.innerHeight );

}

Expand Down Expand Up @@ -258,8 +243,7 @@

counter ++;

renderer.clear();
composer.render();
renderer.render( scene, camera );

}

Expand Down
19 changes: 4 additions & 15 deletions examples/webgl_postprocessing_afterimage.html
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Expand Up @@ -22,12 +22,9 @@

import { GUI } from 'three/addons/libs/lil-gui.module.min.js';

import { EffectComposer } from 'three/addons/postprocessing/EffectComposer.js';
import { RenderPass } from 'three/addons/postprocessing/RenderPass.js';
import { AfterimagePass } from 'three/addons/postprocessing/AfterimagePass.js';
import { OutputPass } from 'three/addons/postprocessing/OutputPass.js';

let camera, scene, renderer, composer;
let camera, scene, renderer;
let mesh;

let afterimagePass;
Expand All @@ -42,7 +39,7 @@

function init() {

renderer = new THREE.WebGLRenderer();
renderer = new THREE.WebGLRenderer( { outputBufferType: THREE.HalfFloatType } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setAnimationLoop( animate );
Expand All @@ -61,14 +58,8 @@

// postprocessing

composer = new EffectComposer( renderer );
composer.addPass( new RenderPass( scene, camera ) );

afterimagePass = new AfterimagePass();
composer.addPass( afterimagePass );

const outputPass = new OutputPass();
composer.addPass( outputPass );
renderer.setEffects( [ afterimagePass ] );

window.addEventListener( 'resize', onWindowResize );

Expand All @@ -84,7 +75,6 @@
camera.updateProjectionMatrix();

renderer.setSize( window.innerWidth, window.innerHeight );
composer.setSize( window.innerWidth, window.innerHeight );

}

Expand All @@ -95,8 +85,7 @@

afterimagePass.enabled = params.enable;

composer.render();

renderer.render( scene, camera );

}

Expand Down
33 changes: 8 additions & 25 deletions examples/webgl_postprocessing_dof.html
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Expand Up @@ -29,10 +29,7 @@
import Stats from 'three/addons/libs/stats.module.js';
import { GUI } from 'three/addons/libs/lil-gui.module.min.js';

import { EffectComposer } from 'three/addons/postprocessing/EffectComposer.js';
import { RenderPass } from 'three/addons/postprocessing/RenderPass.js';
import { BokehPass } from 'three/addons/postprocessing/BokehPass.js';
import { OutputPass } from 'three/addons/postprocessing/OutputPass.js';

let camera, scene, renderer, stats,
singleMaterial, zmaterial,
Expand All @@ -48,7 +45,7 @@

const materials = [], objects = [];

const postprocessing = {};
let bokehPass;

init();

Expand All @@ -62,7 +59,7 @@

scene = new THREE.Scene();

renderer = new THREE.WebGLRenderer();
renderer = new THREE.WebGLRenderer( { outputBufferType: THREE.HalfFloatType } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( width, height );
renderer.setAnimationLoop( animate );
Expand Down Expand Up @@ -136,8 +133,6 @@

initPostprocessing();

renderer.autoClear = false;

stats = new Stats();
container.appendChild( stats.dom );

Expand All @@ -156,9 +151,9 @@

const matChanger = function ( ) {

postprocessing.bokeh.uniforms[ 'focus' ].value = effectController.focus;
postprocessing.bokeh.uniforms[ 'aperture' ].value = effectController.aperture * 0.00001;
postprocessing.bokeh.uniforms[ 'maxblur' ].value = effectController.maxblur;
bokehPass.uniforms[ 'focus' ].value = effectController.focus;
bokehPass.uniforms[ 'aperture' ].value = effectController.aperture * 0.00001;
bokehPass.uniforms[ 'maxblur' ].value = effectController.maxblur;

};

Expand Down Expand Up @@ -193,30 +188,18 @@
camera.updateProjectionMatrix();

renderer.setSize( width, height );
postprocessing.composer.setSize( width, height );

}

function initPostprocessing() {

const renderPass = new RenderPass( scene, camera );

const bokehPass = new BokehPass( scene, camera, {
bokehPass = new BokehPass( scene, camera, {
focus: 1.0,
aperture: 0.025,
maxblur: 0.01
} );

const outputPass = new OutputPass();

const composer = new EffectComposer( renderer );

composer.addPass( renderPass );
composer.addPass( bokehPass );
composer.addPass( outputPass );

postprocessing.composer = composer;
postprocessing.bokeh = bokehPass;
renderer.setEffects( [ bokehPass ] );

}

Expand Down Expand Up @@ -248,7 +231,7 @@

}

postprocessing.composer.render( 0.1 );
renderer.render( scene, camera );

}

Expand Down
19 changes: 4 additions & 15 deletions examples/webgl_postprocessing_glitch.html
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Expand Up @@ -33,12 +33,9 @@ <h2>WARNING</h2>

import * as THREE from 'three';

import { EffectComposer } from 'three/addons/postprocessing/EffectComposer.js';
import { RenderPass } from 'three/addons/postprocessing/RenderPass.js';
import { GlitchPass } from 'three/addons/postprocessing/GlitchPass.js';
import { OutputPass } from 'three/addons/postprocessing/OutputPass.js';

let camera, scene, renderer, composer;
let camera, scene, renderer;
let object, light;

let glitchPass;
Expand All @@ -62,7 +59,7 @@ <h2>WARNING</h2>

function init() {

renderer = new THREE.WebGLRenderer();
renderer = new THREE.WebGLRenderer( { outputBufferType: THREE.HalfFloatType } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setAnimationLoop( animate );
Expand Down Expand Up @@ -113,14 +110,8 @@ <h2>WARNING</h2>

// postprocessing

composer = new EffectComposer( renderer );
composer.addPass( new RenderPass( scene, camera ) );

glitchPass = new GlitchPass();
composer.addPass( glitchPass );

const outputPass = new OutputPass();
composer.addPass( outputPass );
renderer.setEffects( [ glitchPass ] );


//
Expand All @@ -140,8 +131,6 @@ <h2>WARNING</h2>
camera.updateProjectionMatrix();

renderer.setSize( window.innerWidth, window.innerHeight );
composer.setSize( window.innerWidth, window.innerHeight );


}

Expand All @@ -150,7 +139,7 @@ <h2>WARNING</h2>
object.rotation.x += 0.005;
object.rotation.y += 0.01;

composer.render();
renderer.render( scene, camera );

}

Expand Down
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