最新代码

public/sdk/three/jsm/postprocessing/Pass.js

@@ -0,0 +1,95 @@
+import {
+	BufferGeometry,
+	Float32BufferAttribute,
+	OrthographicCamera,
+	Mesh
+} from 'three';
+
+class Pass {
+
+	constructor() {
+
+		this.isPass = true;
+
+		// 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;
+
+	}
+
+	setSize( /* width, height */ ) {}
+
+	render( /* renderer, writeBuffer, readBuffer, deltaTime, maskActive */ ) {
+
+		console.error( 'THREE.Pass: .render() must be implemented in derived pass.' );
+
+	}
+
+	dispose() {}
+
+}
+
+// Helper for passes that need to fill the viewport with a single quad.
+
+const _camera = new OrthographicCamera( - 1, 1, 1, - 1, 0, 1 );
+
+// https://github.com/mrdoob/three.js/pull/21358
+
+class FullscreenTriangleGeometry extends BufferGeometry {
+
+	constructor() {
+
+		super();
+
+		this.setAttribute( 'position', new Float32BufferAttribute( [ - 1, 3, 0, - 1, - 1, 0, 3, - 1, 0 ], 3 ) );
+		this.setAttribute( 'uv', new Float32BufferAttribute( [ 0, 2, 0, 0, 2, 0 ], 2 ) );
+
+	}
+
+}
+
+const _geometry = new FullscreenTriangleGeometry();
+
+class FullScreenQuad {
+
+	constructor( material ) {
+
+		this._mesh = new Mesh( _geometry, material );
+
+	}
+
+	dispose() {
+
+		this._mesh.geometry.dispose();
+
+	}
+
+	render( renderer ) {
+
+		renderer.render( this._mesh, _camera );
+
+	}
+
+	get material() {
+
+		return this._mesh.material;
+
+	}
+
+	set material( value ) {
+
+		this._mesh.material = value;
+
+	}
+
+}
+
+export { Pass, FullScreenQuad };