import type { Material } from 'three';
import type { Node } from 'three/webgpu';
type Point = readonly [number, number];
/**
 * True for a fragment inside the lot polygon (even-odd crossing count on its
 * x, z: local, where the geometry is laid out in the site's plan as the
 * terrain is; world for a mesh placed and turned there). Unrolled edge by edge
 * into the graph: a parcel has tens of corners, so a loop and a uniform array
 * would buy nothing.
 */
export declare function insideLotNode(polygon: ReadonlyArray<Point>, at?: Node<'vec2'>): Node<"bool">;
/**
 * The ground material cut to the lot: the terrain field is the padded,
 * north-up box around the parcel, and only the parcel itself is ground the
 * project owns. Per fragment, so the edge is the property line exactly and
 * follows a sculpt stroke with no rebuild; the shadow pass honours the mask too.
 */
export declare function lotMaskedMaterial(material: Material, polygon: ReadonlyArray<Point>): Material;
export {};
//# sourceMappingURL=lot-mask.d.ts.map