three
Version:
JavaScript 3D library
85 lines (47 loc) • 1.58 kB
JavaScript
import {
OrthographicCamera,
PlaneBufferGeometry,
Mesh
} from "../../../build/three.module.js";
function Pass() {
// if set to true, the pass is processed by the composer
this.enabled = true;
// if set to true, the pass indicates to swap read and write buffer after rendering
this.needsSwap = true;
// if set to true, the pass clears its buffer before rendering
this.clear = false;
// if set to true, the result of the pass is rendered to screen. This is set automatically by EffectComposer.
this.renderToScreen = false;
}
Object.assign( Pass.prototype, {
setSize: function ( /* width, height */ ) {},
render: function ( /* renderer, writeBuffer, readBuffer, deltaTime, maskActive */ ) {
console.error( 'THREE.Pass: .render() must be implemented in derived pass.' );
}
} );
// Helper for passes that need to fill the viewport with a single quad.
Pass.FullScreenQuad = ( function () {
var camera = new OrthographicCamera( - 1, 1, 1, - 1, 0, 1 );
var geometry = new PlaneBufferGeometry( 2, 2 );
var FullScreenQuad = function ( material ) {
this._mesh = new Mesh( geometry, material );
};
Object.defineProperty( FullScreenQuad.prototype, 'material', {
get: function () {
return this._mesh.material;
},
set: function ( value ) {
this._mesh.material = value;
}
} );
Object.assign( FullScreenQuad.prototype, {
dispose: function () {
this._mesh.geometry.dispose();
},
render: function ( renderer ) {
renderer.render( this._mesh, camera );
}
} );
return FullScreenQuad;
} )();
export { Pass };