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src/components/three/postprocessing/pass/FXAA.ts

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+import { FXAAShader } from 'three-stdlib';
+import { Size } from '@react-three/fiber';
+import { BaseShader } from './Base';
+
+export class FXAA extends BaseShader {
+	constructor() {
+		super(FXAAShader)
+	}
+
+	protected _initController = () => {}
+
+	update = (size: Size) => {
+		// validate pass
+		const pass = this.validatedPass()
+		if (!pass) return
+
+		// update uniforms
+		pass.uniforms.resolution.value.set(1 / size.width, 1 / size.height)
+	}
+}