import React from "react";
import { BaseProps } from "../../../types/baseProps";
import { XyzwProp } from "../../../types/threeProps";
import { CameraProps } from "../common";
export declare const NAME = "orthographicCamera";
/**
 * @param left Camera frustum left plane.
 * @param right Camera frustum right plane.
 * @param top Camera frustum top plane.
 * @param bottom Camera frustum bottom plane.
 * @param [near=0.1] Camera frustum near plane.
 * @param [far=2000] Camera frustum far plane.
 */
export interface OrthographicCameraProps extends CameraProps, BaseProps {
    left: number;
    right: number;
    top: number;
    bottom: number;
    position?: XyzwProp;
    look?: string | XyzwProp;
}
/**
 * 正交相机
 * 这一摄像机使用orthographic projection（正交投影）来进行投影。
 * 在这种投影模式下，无论物体距离相机距离远或者近，在最终渲染的图片中物体的大小都保持不变。
 * 这对于渲染2D场景或者UI元素是非常有用的。
 */
export declare const OrthographicCamera: React.ComponentType<OrthographicCameraProps>;