import { DepthTexture, Object3D, OrthographicCamera, PerspectiveCamera, Texture, WebGLRenderer } from "three";
import { SettingsFlags, VolumeRenderSettings } from "./VolumeRenderSettings.js";
import type { FuseChannel } from "./types.js";
import Channel from "./Channel.js";
export interface VolumeRenderImpl {
    /**
     * Applies the given VolumeRenderSettings to this volume renderer.
     * @param settings a VolumeRenderSettings object to update values from.
     * @param dirtyFlags bitwise flag used to mark groups of changed settings in the
     * provided `settings` object.
     * If unset, forces recompute of all settings-based renderer configuration.
     * See the `SettingsFlags` enum for recognized values.
     */
    updateSettings: (settings: VolumeRenderSettings, dirtyFlags?: number | SettingsFlags) => void;
    get3dObject: () => Object3D;
    doRender: (renderer: WebGLRenderer, camera: PerspectiveCamera | OrthographicCamera, depthTexture?: DepthTexture | Texture) => void;
    updateVolumeDimensions: () => void;
    cleanup: () => void;
    viewpointMoved: () => void;
    setRenderUpdateListener: (_listener?: (iteration: number) => void) => void;
    updateActiveChannels: (channelcolors: FuseChannel[], channeldata: Channel[]) => void;
}