/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
import { Object3D, Vector3 } from 'three';
import { EnvironmentType } from '../types/environment-types.js';
export { EnvironmentType };
export interface LocomotorConfig {
    initialPlayerPosition?: Vector3;
    updateFrequency?: number;
    rayGravity?: number;
    maxDropDistance?: number;
    jumpHeight?: number;
    jumpCooldown?: number;
    useWorker?: boolean;
}
export interface PositionUpdate {
    position: Vector3;
    isGrounded: boolean;
}
export interface RaycastResult {
    hit: boolean;
    point?: Vector3;
    normal?: Vector3;
    distance?: number;
}
/**
 * Main thread interface for locomotion physics engine
 * Supports both web worker mode (default) and inline mode
 *
 * - Worker mode: Runs physics engine in a separate thread for better performance
 * - Inline mode: Runs physics engine in the same thread for snappier controls
 *
 * Use LocomotorConfig.useWorker to control the mode (default: true)
 */
export declare class Locomotor {
    hitTestTarget: Object3D;
    hitTestNormal: Vector3;
    isGrounded: boolean;
    position: Vector3;
    private worker?;
    private engine?;
    private useWorker;
    private initialized;
    private config;
    private staticEnvs;
    private kinematicEnvs;
    private nextEnvironmentHandle;
    private targetPosition;
    private tempVec1;
    private tempVec2;
    private tempQuat;
    private tempMatrix;
    private tempMatrix2;
    private requestArr;
    private kinematicUpdateArr;
    constructor(config?: LocomotorConfig);
    initialize(): Promise<void>;
    terminate(): void;
    updateConfig(config: Partial<LocomotorConfig>): void;
    private applyConfigToEngine;
    /**
     * Update method for inline mode (when useWorker is false)
     * This method must be called every frame when using inline mode.
     * In worker mode, this method does nothing as updates are handled automatically.
     *
     * @param delta Time in seconds since last update
     */
    update(delta: number): void;
    addEnvironment(object3D: Object3D, type?: string): number;
    removeEnvironment(envHandle: number): void;
    updateKinematicEnvironments(envHandles?: number[]): void;
    slide(direction: Vector3): void;
    teleport(position: Vector3): void;
    requestHitTest(origin: Vector3, direction: Vector3): void;
    jump(): void;
    isInitialized(): boolean;
    private processEnvironment;
    private handleWorkerMessage;
    private handleHitTestResult;
}
//# sourceMappingURL=locomotor.d.ts.map