65 lines
1.2 KiB
JavaScript
65 lines
1.2 KiB
JavaScript
import {
|
|
ShaderMaterial,
|
|
UniformsUtils
|
|
} from 'three';
|
|
import { Pass, FullScreenQuad } from './Pass.js';
|
|
import { FilmShader } from '../shaders/FilmShader.js';
|
|
|
|
class FilmPass extends Pass {
|
|
|
|
constructor( intensity = 0.5, grayscale = false ) {
|
|
|
|
super();
|
|
|
|
const shader = FilmShader;
|
|
|
|
this.uniforms = UniformsUtils.clone( shader.uniforms );
|
|
|
|
this.material = new ShaderMaterial( {
|
|
|
|
name: shader.name,
|
|
uniforms: this.uniforms,
|
|
vertexShader: shader.vertexShader,
|
|
fragmentShader: shader.fragmentShader
|
|
|
|
} );
|
|
|
|
this.uniforms.intensity.value = intensity; // (0 = no effect, 1 = full effect)
|
|
this.uniforms.grayscale.value = grayscale;
|
|
|
|
this.fsQuad = new FullScreenQuad( this.material );
|
|
|
|
}
|
|
|
|
render( renderer, writeBuffer, readBuffer, deltaTime /*, maskActive */ ) {
|
|
|
|
this.uniforms[ 'tDiffuse' ].value = readBuffer.texture;
|
|
this.uniforms[ 'time' ].value += deltaTime;
|
|
|
|
if ( this.renderToScreen ) {
|
|
|
|
renderer.setRenderTarget( null );
|
|
this.fsQuad.render( renderer );
|
|
|
|
} else {
|
|
|
|
renderer.setRenderTarget( writeBuffer );
|
|
if ( this.clear ) renderer.clear();
|
|
this.fsQuad.render( renderer );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
dispose() {
|
|
|
|
this.material.dispose();
|
|
|
|
this.fsQuad.dispose();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
export { FilmPass };
|