ShadowBaseNode: Fix CSM shadowWorldPosition

types/three/examples/jsm/csm/CSMShadowNode.d.ts

@@ -1,4 +1,4 @@
-import { Camera, DirectionalLightShadow, Light, Node, Object3D } from "three/webgpu";
+import { Camera, DirectionalLightShadow, Light, Object3D, ShadowBaseNode } from "three/webgpu";
 import { CSMFrustum } from "./CSMFrustum.js";
 
 export type CSMShadowNodeMode = "uniform" | "logarithmic" | "practical" | "custom";
@@ -20,8 +20,7 @@ declare class LwLight extends Object3D {
     constructor();
 }
 
-declare class CSMShadowNode extends Node {
-    light: Light;
+declare class CSMShadowNode extends ShadowBaseNode {
     camera: Camera | null;
     cascades: number;
     maxFar: number;

types/three/src/Three.TSL.d.ts

@@ -407,6 +407,7 @@ export const select: typeof TSL.select;
 export const setCurrentStack: typeof TSL.setCurrentStack;
 export const shaderStages: typeof TSL.shaderStages;
 export const shadow: typeof TSL.shadow;
+export const shadowWorldPosition: typeof TSL.shadowWorldPosition;
 export const sharedUniformGroup: typeof TSL.sharedUniformGroup;
 export const sheen: typeof TSL.sheen;
 export const sheenRoughness: typeof TSL.sheenRoughness;

types/three/src/nodes/Nodes.d.ts

@@ -142,6 +142,7 @@ export { default as LightProbeNode } from "./lighting/LightProbeNode.js";
 export { default as LightsNode } from "./lighting/LightsNode.js";
 export { default as PointLightNode } from "./lighting/PointLightNode.js";
 export { default as RectAreaLightNode, RectAreaLightTexturesLib } from "./lighting/RectAreaLightNode.js";
+export { default as ShadowBaseNode } from "./lighting/ShadowBaseNode.js";
 export { default as ShadowNode } from "./lighting/ShadowNode.js";
 export { default as SpotLightNode } from "./lighting/SpotLightNode.js";
 

types/three/src/nodes/TSL.d.ts

@@ -134,6 +134,7 @@ export * from "./accessors/Lights.js";
 export * from "./lighting/LightingContextNode.js";
 export * from "./lighting/LightsNode.js";
 export * from "./lighting/PointLightNode.js";
+export * from "./lighting/ShadowBaseNode.js";
 export * from "./lighting/ShadowNode.js";
 
 // pmrem

types/three/src/nodes/lighting/ShadowBaseNode.d.ts

@@ -0,0 +1,15 @@
+import { Light } from "../../lights/Light.js";
+import Node from "../core/Node.js";
+import { ShaderNodeObject } from "../tsl/TSLCore.js";
+
+declare class ShadowBaseNode extends Node {
+    light: Light;
+
+    readonly isShadowBasedNode: true;
+
+    constructor(light: Light);
+}
+
+export const shadowWorldPosition: ShaderNodeObject<Node>;
+
+export default ShadowBaseNode;

types/three/src/nodes/lighting/ShadowNode.d.ts

@@ -2,6 +2,7 @@ import { Light } from "../../lights/Light.js";
 import { LightShadow } from "../../lights/LightShadow.js";
 import Node from "../core/Node.js";
 import { NodeRepresentation, ShaderNodeObject } from "../tsl/TSLCore.js";
+import ShadowBaseNode from "./ShadowBaseNode.js";
 
 export const BasicShadowFilter: (
     depthTexture: NodeRepresentation,
@@ -25,7 +26,7 @@ export const VSMShadowFilter: (
     shadowCoord: NodeRepresentation,
 ) => ShaderNodeObject<Node>;
 
-declare class ShadowNode extends Node {
+declare class ShadowNode extends ShadowBaseNode {
     constructor(light: Light, shadow: LightShadow | null);
 }