import type { Config } from '../core/Config';
import type { IQuaternion } from '../math/IQuaternion';
import type { IVector3 } from '../math/IVector';
import type { VRMSpring } from './VRMSpring/VRMSpring';
export interface PhysicsStrategy {
    update(config: Config): void;
    /**
     * Sets the world position of the physics body.
     * This is optional and only implemented by rigid-body physics strategies.
     * @param worldPosition - The new world position
     */
    setPosition?(worldPosition: IVector3): void;
    /**
     * Sets the world rotation of the physics body.
     * This is optional and only implemented by rigid-body physics strategies.
     * @param worldRotation - The new world rotation
     */
    setRotation?(worldRotation: IQuaternion): void;
    /**
     * Sets the world rotation of the physics body with Euler angles.
     * This is optional and only implemented by rigid-body physics strategies.
     * @param eulerAngles - The new Euler angles in radians
     */
    setEulerAngle?(eulerAngles: IVector3): void;
    /**
     * Sets the world scale of the physics body.
     * This is optional and only implemented by rigid-body physics strategies.
     * @param worldScale - The new world scale
     */
    setScale?(worldScale: IVector3): void;
    /**
     * Sets the visibility of all colliders in this physics strategy.
     * This is optional and only implemented by strategies that support collider visualization.
     * @param visible - Whether the colliders should be visible
     */
    setCollidersVisible?(visible: boolean): void;
    /**
     * Gets the VRM spring system managed by this physics strategy.
     * This is optional and only implemented by strategies that support VRM spring bones.
     * @returns The VRM spring system, or undefined if not supported
     */
    getVrmSpring?(): VRMSpring | undefined;
}