import { CoreEntity } from '../../CoreEntity';
import { AttribValue, NumericAttribValue } from '../../../../types/GlobalTypes';
import { Color, Vector2, Vector3, Vector4 } from 'three';
import { CoreObjectType, ObjectContent } from '../../ObjectContent';
import { AttribSize } from '../../Constant';
type GetRelatedCallback<T extends CoreEntity, E extends CoreEntity> = (entity: T) => E[];
type GetRelatedIdCallback<E extends CoreEntity> = (id: number, target: number[]) => void;
export declare function uniqRelatedEntities<T extends CoreEntity, E extends CoreEntity>(entities: T[], callback: GetRelatedCallback<T, E>, target: E[]): void;
export declare function uniqRelatedEntityIds<E extends CoreEntity>(entityIds: number[], callback: GetRelatedIdCallback<E>, target: number[]): void;
export declare function attribValueNonPrimitive(src: AttribValue): boolean;
export declare function copyAttribValue(src: AttribValue, target: AttribValue): void;
export declare function cloneAttribValue(src: AttribValue): Vector2 | Vector3 | Vector4 | Color | undefined;
export interface AttributeNumericValuesOptions {
    attributeAdded: boolean;
    values: number[];
}
type EntitiesCountFunction<T extends CoreObjectType> = (object: ObjectContent<T>) => number;
export declare function attributeNumericValues<T extends CoreObjectType>(object: ObjectContent<T>, entitiesCountFunction: EntitiesCountFunction<T>, attribSize: AttribSize | undefined, defaultValue: NumericAttribValue | undefined, target: AttributeNumericValuesOptions): void;
export {};