import { type Dyadic } from "./dyadic.js";
import { type OctreePath } from "./octreePath.js";
export type Material = "stone" | "wood" | "water";
export interface MaterialCell {
    path: OctreePath;
    material: Material;
    volume: Dyadic;
    rotation?: readonly [number, number, number];
}
export interface QuickSlot {
    material: Material | null;
    amount: Dyadic;
}
export interface WorldModel {
    cells: ReadonlyMap<string, MaterialCell>;
    slots: readonly QuickSlot[];
    selectedSlot: number;
    viewDepth: ReadonlyMap<string, number>;
}
export declare function createWorldModel(): WorldModel;
export declare function setSelectedSlot(model: WorldModel, selectedSlot: number): WorldModel;
export declare function setViewDepth(model: WorldModel, root: string, depth: number): WorldModel;
export declare function materializeCell(model: WorldModel, target: OctreePath): WorldModel | undefined;
export declare function mineCell(model: WorldModel, target: OctreePath): WorldModel | undefined;
export declare function placeCell(model: WorldModel, target: OctreePath): WorldModel | undefined;
export declare function moveCell(model: WorldModel, source: OctreePath, target: OctreePath, rotation?: readonly [number, number, number]): WorldModel | undefined;
export declare function materialTotal(model: WorldModel, material: Material): Dyadic;
export declare function semanticWorldHash(model: WorldModel): string;
export declare function sameMaterialTotal(a: WorldModel, b: WorldModel, material: Material): boolean;
export declare function canAfford(slot: QuickSlot, amount: Dyadic): boolean;
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