/** A paintable terrain material layer — a surface id plus the color it renders as. */
export interface TerrainMaterial {
    id: string;
    label: string;
    color: string;
}
/** The default terrain paint palette (surface id → color) shared by the panel and the mesh. */
export declare const TERRAIN_MATERIALS: readonly TerrainMaterial[];
/** Maps every default material id to its render color, for the sculpt mesh's per-cell surface tint. */
export declare const TERRAIN_MATERIAL_COLORS: Record<string, string>;