import { BooleanInput, NgtInstance, NgtInstanceState, NgtUnknownInstance, NumberInput, Ref } from '@angular-three/core';
import { AfterViewInit, TemplateRef } from '@angular/core';
import { DepthDownsamplingPass, EffectComposer, NormalPass } from 'postprocessing';
import * as THREE from 'three';
import * as i0 from "@angular/core";
export interface NgtEffectComposerState extends NgtInstanceState<EffectComposer> {
    groupRef: Ref<NgtUnknownInstance<THREE.Group>>;
    normalPass: NormalPass | null;
    depthDownSamplingPass: DepthDownsamplingPass | null;
    renderPriority: number;
    autoClear: boolean;
    multisampling: number;
    frameBufferType: THREE.TextureDataType;
    enabled: boolean;
    depthBuffer?: boolean;
    disableNormalPass?: boolean;
    stencilBuffer?: boolean;
    resolutionScale?: number;
    camera?: THREE.Camera;
    scene?: THREE.Scene;
}
export declare class NgtEffectComposerContent {
    templateRef: TemplateRef<{
        group: Ref<THREE.Group>;
        effectComposer: Ref<EffectComposer>;
    }>;
    constructor(templateRef: TemplateRef<{
        group: Ref<THREE.Group>;
        effectComposer: Ref<EffectComposer>;
    }>);
    static ngTemplateContextGuard(dir: NgtEffectComposerContent, ctx: any): ctx is {
        group: Ref<THREE.Group>;
        effectComposer: Ref<EffectComposer>;
    };
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtEffectComposerContent, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<NgtEffectComposerContent, "ng-template[ngt-effect-composer-content]", never, {}, {}, never, never, true>;
}
export declare class NgtEffectComposer extends NgtInstance<EffectComposer, NgtEffectComposerState> implements AfterViewInit {
    set enabled(enabled: BooleanInput);
    set depthBuffer(depthBuffer: BooleanInput);
    set disableNormalPass(disableNormalPass: BooleanInput);
    set stencilBuffer(stencilBuffer: BooleanInput);
    set autoClear(autoClear: BooleanInput);
    set resolutionScale(resolutionScale: NumberInput);
    set multisampling(multisampling: NumberInput);
    set frameBufferType(frameBufferType: THREE.TextureDataType);
    set renderPriority(renderPriority: NumberInput);
    set camera(camera: THREE.Camera);
    set scene(scene: THREE.Scene);
    content?: NgtEffectComposerContent;
    private readonly composerInitParams$;
    private readonly sizeParams$;
    private readonly beforeRenderParams$;
    get groupRef(): Ref<NgtUnknownInstance<THREE.Group>>;
    private isWebGLAvailable;
    protected preInit(): void;
    ngAfterViewInit(): void;
    private readonly init;
    private readonly setSize;
    private readonly setBeforeRender;
    private readonly effectPasses;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtEffectComposer, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NgtEffectComposer, "ngt-effect-composer", never, { "enabled": "enabled"; "depthBuffer": "depthBuffer"; "disableNormalPass": "disableNormalPass"; "stencilBuffer": "stencilBuffer"; "autoClear": "autoClear"; "resolutionScale": "resolutionScale"; "multisampling": "multisampling"; "frameBufferType": "frameBufferType"; "renderPriority": "renderPriority"; "camera": "camera"; "scene": "scene"; }, {}, ["content"], never, true>;
}
export declare class NgtEffectComposerModule {
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtEffectComposerModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<NgtEffectComposerModule, never, [typeof NgtEffectComposer, typeof NgtEffectComposerContent], [typeof NgtEffectComposer, typeof NgtEffectComposerContent]>;
    static ɵinj: i0.ɵɵInjectorDeclaration<NgtEffectComposerModule>;
}