import { Object3D, Vector3 } from 'three';
import { BvhPhysicsWorld } from './world.js';
export type BvhCharacterPhysicsOptions = {
    /**
     * @default 60
     */
    updatesPerSecond?: number;
    /**
     * @default 0.4
     */
    capsuleRadius?: number;
    /**
     * @default 1.7
     */
    capsuleHeight?: number;
    /**
     * Gravity acceleration in m/s²
     * @default -20
     */
    gravity?: number;
    /**
     * Linear damping coefficient (air resistance)
     * @default 0.1
     */
    linearDamping?: number;
    /**
     * @default 0.5;
     */
    maxGroundSlope?: number;
} | boolean;
/**
 * assumes the target object origin is at its bottom
 */
export declare class BvhCharacterPhysics {
    private readonly world;
    private readonly stateVelocity;
    readonly inputVelocity: Vector3;
    private notGroundedSeconds;
    private readonly segment;
    private readonly aabbox;
    private radius;
    get isGrounded(): boolean;
    constructor(world: BvhPhysicsWorld);
    applyVelocity(velocity: Vector3): void;
    /**
     * @param delta in seconds
     */
    update(model: Object3D, fullDelta: number, options?: BvhCharacterPhysicsOptions): void;
    private updateBoundingShapes;
    shapecastCapsule(position: Vector3, maxGroundSlope: number, options: Exclude<BvhCharacterPhysicsOptions, boolean>): boolean;
}
export * from './world.js';