Initial project import

node_modules/three/examples/jsm/tsl/lighting/data/AmbientLightDataNode.js

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+import { Color, Node } from 'three/webgpu';
+import { NodeUpdateType, renderGroup, uniform } from 'three/tsl';
+
+/**
+ * Batched data node for ambient lights in dynamic lighting mode.
+ *
+ * @augments Node
+ */
+class AmbientLightDataNode extends Node {
+
+	static get type() {
+
+		return 'AmbientLightDataNode';
+
+	}
+
+	constructor() {
+
+		super();
+
+		this._color = new Color();
+		this._lights = [];
+
+		this.colorNode = uniform( this._color ).setGroup( renderGroup );
+		this.updateType = NodeUpdateType.RENDER;
+
+	}
+
+	setLights( lights ) {
+
+		this._lights = lights;
+
+		return this;
+
+	}
+
+	update() {
+
+		this._color.setScalar( 0 );
+
+		for ( let i = 0; i < this._lights.length; i ++ ) {
+
+			const light = this._lights[ i ];
+
+			this._color.r += light.color.r * light.intensity;
+			this._color.g += light.color.g * light.intensity;
+			this._color.b += light.color.b * light.intensity;
+
+		}
+
+	}
+
+	setup( builder ) {
+
+		builder.context.irradiance.addAssign( this.colorNode );
+
+	}
+
+}
+
+export default AmbientLightDataNode;