/// <reference types="webxr" />
import type { Fiber as ReconcilerFiber } from 'react-reconciler';
import type * as OGL from 'ogl';
import type * as React from 'react';
import type { SetState, GetState, UseBoundStore, StoreApi } from 'zustand';
export interface OGLEvent<TEvent extends Event> extends Partial<OGL.RaycastHit> {
    nativeEvent: TEvent;
}
export interface EventHandlers {
    /** Fired when the mesh is clicked or tapped. */
    onClick?: (event: OGLEvent<MouseEvent>) => void;
    /** Fired when a pointer becomes inactive over the mesh. */
    onPointerUp?: (event: OGLEvent<PointerEvent>) => void;
    /** Fired when a pointer becomes active over the mesh. */
    onPointerDown?: (event: OGLEvent<PointerEvent>) => void;
    /** Fired when a pointer moves over the mesh. */
    onPointerMove?: (event: OGLEvent<PointerEvent>) => void;
    /** Fired when a pointer enters the mesh's bounds. */
    onPointerOver?: (event: OGLEvent<PointerEvent>) => void;
    /** Fired when a pointer leaves the mesh's bounds. */
    onPointerOut?: (event: OGLEvent<PointerEvent>) => void;
}
export declare type Attach = string | ((parent: any, self: any) => () => void);
export declare type Fiber = RootStore & ReconcilerFiber;
export declare type Catalogue = Record<Capitalize<keyof OGLElements>, {
    new (...args: any): any;
}>;
export declare type InstanceProps = {
    [key: string]: unknown;
} & {
    /** Used to instantiate the underlying OGL object. Changing `args` will reconstruct the object and update any associated refs */
    args?: any[];
    /** An external OGL object to attach this element to */
    object?: any;
    /** Describes how to attach this element via a property or set of add & remove callbacks */
    attach?: Attach;
    /** Optionally opt-out of disposal with `dispose={null}` */
    dispose?: null;
};
/**
 * Internal react-ogl instance.
 */
export interface Instance {
    root: Fiber;
    parent: Instance | null;
    children: Instance[];
    type: keyof OGLElements;
    props: InstanceProps;
    object: any | null;
}
export interface XRManager {
    session: XRSession | null;
    setSession(session: XRSession | null): void;
    connect(session: XRSession): void;
    disconnect(): void;
}
export interface EventManager {
    connected: boolean;
    connect: (target: HTMLCanvasElement, state: RootState) => void;
    disconnect: (target: HTMLCanvasElement, state: RootState) => void;
    [name: string]: any;
}
export interface Size {
    width: number;
    height: number;
}
export declare type Frameloop = 'always' | 'never';
export declare type Subscription = (state: RootState, time: number, frame?: XRFrame) => any;
export declare type Interactive = OGL.Mesh & {
    __handlers?: Partial<EventHandlers>;
};
export interface RootState {
    set: SetState<RootState>;
    get: GetState<RootState>;
    size: Size;
    xr: XRManager;
    orthographic: boolean;
    frameloop: Frameloop;
    renderer: OGL.Renderer;
    gl: OGL.OGLRenderingContext;
    scene: OGL.Transform;
    camera: OGL.Camera;
    priority: number;
    subscribed: React.MutableRefObject<Subscription>[];
    subscribe: (refCallback: React.MutableRefObject<Subscription>, renderPriority?: number) => void;
    unsubscribe: (refCallback: React.MutableRefObject<Subscription>, renderPriority?: number) => void;
    events?: EventManager;
    mouse?: OGL.Vec2;
    raycaster?: OGL.Raycast;
    hovered?: Map<number, Interactive>;
    [key: string]: any;
}
export declare type Act = (cb: () => Promise<any>) => Promise<any>;
export declare type RootStore = UseBoundStore<RootState, StoreApi<RootState>>;
export interface Root {
    render: (element: React.ReactNode) => RootStore;
    unmount: () => void;
}
export declare type DPR = [number, number] | number;
export declare type RenderProps = {
    size?: Size;
    orthographic?: boolean;
    frameloop?: Frameloop;
    renderer?: ((canvas: HTMLCanvasElement) => OGL.Renderer) | OGL.Renderer | WithOGLProps<OGL.Renderer> | Partial<OGL.RendererOptions>;
    gl?: OGL.OGLRenderingContext;
    dpr?: DPR;
    camera?: OGL.Camera | WithOGLProps<OGL.Camera> | Partial<OGL.CameraOptions>;
    scene?: OGL.Transform;
    events?: EventManager;
    onCreated?: (state: RootState) => any;
};
declare type NonFunctionKeys<T> = {
    [K in keyof T]: T[K] extends Function ? never : K;
}[keyof T];
declare type Filter<T, O> = T extends [] ? [] : T extends [infer H, ...infer R] ? H extends O ? Filter<R, O> : [H, ...Filter<R, O>] : T;
declare type Args<T> = T extends new (...args: any) => any ? ConstructorParameters<T> : never;
declare type ColorNames = 'black' | 'white' | 'red' | 'green' | 'blue' | 'fuchsia' | 'cyan' | 'yellow' | 'orange';
declare type UniformValue = ColorNames | number | number[] | OGL.Texture | OGL.Texture[];
declare type UniformRepresentation = UniformValue | {
    [structName: string]: UniformValue;
};
declare type UniformList = {
    [uniform: string]: UniformRepresentation | {
        value: UniformRepresentation;
    };
};
interface MathRepresentation extends Array<number> {
    set(...args: any): any;
}
declare type MathProps<T extends MathRepresentation> = T | Parameters<T['set']> | number;
declare type WithMathProps<T> = {
    [K in keyof T]: T[K] extends MathRepresentation ? MathProps<T[K]> : T[K];
};
declare type WithProgramProps<T> = T extends OGL.Program ? Omit<T, 'vertex' | 'fragment' | 'uniforms'> & {
    vertex?: string;
    fragment?: string;
    uniforms?: UniformList;
} : T;
declare type WithGeometryProps<T> = T extends OGL.Geometry ? T & {
    [name: string]: Partial<Omit<OGL.Attribute, 'data'>> & Required<Pick<OGL.Attribute, 'data'>>;
} : T;
export declare type WithOGLProps<T, O = {}> = Partial<WithGeometryProps<WithProgramProps<WithMathProps<Omit<T, NonFunctionKeys<O>>>>>> & O;
export declare type Node<T, P> = WithOGLProps<T, {
    args?: Filter<Args<P>, OGL.OGLRenderingContext>;
    dispose?: null;
    attach?: Attach;
    children?: React.ReactNode;
    ref?: React.Ref<T>;
    key?: React.Key;
} & (T extends OGL.Mesh ? Partial<EventHandlers> : {})>;
export interface OGLElements {
    primitive: Omit<Node<{}, {}>, 'args'> & {
        object: any;
    };
    geometry: Node<OGL.Geometry, typeof OGL.Geometry>;
    program: Node<OGL.Program, typeof OGL.Program>;
    renderer: Node<OGL.Renderer, typeof OGL.Renderer>;
    camera: Node<OGL.Camera, typeof OGL.Camera>;
    transform: Node<OGL.Transform, typeof OGL.Transform>;
    mesh: Node<OGL.Mesh, typeof OGL.Mesh>;
    texture: Node<OGL.Texture, typeof OGL.Texture>;
    renderTarget: Node<OGL.RenderTarget, typeof OGL.RenderTarget>;
    color: Node<OGL.Color, typeof OGL.Color>;
    euler: Node<OGL.Euler, typeof OGL.Euler>;
    mat3: Node<OGL.Mat3, typeof OGL.Mat3>;
    mat4: Node<OGL.Mat4, typeof OGL.Mat4>;
    quat: Node<OGL.Quat, typeof OGL.Quat>;
    vec2: Node<OGL.Vec2, typeof OGL.Vec2>;
    vec3: Node<OGL.Vec3, typeof OGL.Vec3>;
    vec4: Node<OGL.Vec4, typeof OGL.Vec4>;
    plane: Node<OGL.Plane, typeof OGL.Plane>;
    box: Node<OGL.Box, typeof OGL.Box>;
    sphere: Node<OGL.Sphere, typeof OGL.Sphere>;
    cylinder: Node<OGL.Cylinder, typeof OGL.Cylinder>;
    triangle: Node<OGL.Triangle, typeof OGL.Triangle>;
    torus: Node<OGL.Torus, typeof OGL.Torus>;
    orbit: Node<OGL.Orbit, typeof OGL.Orbit>;
    raycast: Node<OGL.Raycast, typeof OGL.Raycast>;
    curve: Node<OGL.Curve, typeof OGL.Curve>;
    post: Node<OGL.Post, typeof OGL.Post>;
    skin: Node<OGL.Skin, typeof OGL.Skin>;
    animation: Node<OGL.Animation, typeof OGL.Animation>;
    text: Node<OGL.Text, typeof OGL.Text>;
    normalProgram: Node<OGL.Program, typeof OGL.Program>;
    flowmap: Node<OGL.Flowmap, typeof OGL.Flowmap>;
    gPGPU: Node<OGL.GPGPU, typeof OGL.GPGPU>;
    polyline: Node<OGL.Polyline, typeof OGL.Polyline>;
    shadow: Node<OGL.Shadow, typeof OGL.Shadow>;
    kTXTexture: Node<OGL.KTXTexture, typeof OGL.KTXTexture>;
    textureLoader: Node<OGL.TextureLoader, typeof OGL.TextureLoader>;
    gLTFLoader: Node<OGL.GLTFLoader, typeof OGL.GLTFLoader>;
    gLTFSkin: Node<OGL.GLTFSkin, typeof OGL.GLTFSkin>;
    basisManager: Node<OGL.BasisManager, typeof OGL.BasisManager>;
    axesHelper: Node<OGL.AxesHelper, typeof OGL.AxesHelper>;
    faceNormalsHelper: Node<OGL.FaceNormalsHelper, typeof OGL.FaceNormalsHelper>;
    gridHelper: Node<OGL.GridHelper, typeof OGL.GridHelper>;
    vertexNormalsHelper: Node<OGL.VertexNormalsHelper, typeof OGL.VertexNormalsHelper>;
    wireMesh: Node<OGL.WireMesh, typeof OGL.WireMesh>;
}
declare global {
    namespace JSX {
        interface IntrinsicElements extends OGLElements {
        }
    }
}
export {};