import { GLSLSource } from "./glsl";
import { Buffer, BufferArray, BufferType } from "./shader/buffer";
import { Synth } from "./synth";
export interface TextureProps {
    name?: string;
    width?: number;
    height?: number;
    data?: TexImageSource | Buffer | number[];
    type?: "byte" | "ubyte" | "short" | "ushort" | "int" | "uint" | "float" | BufferType;
    format?: number;
    internalFormat?: number;
    len?: number;
    clamp?: boolean;
    filter?: "linear" | "nearest";
    renderbuffer?: boolean;
}
export declare class Texture {
    synth: Synth;
    name: string;
    textures: WebGLTexture[];
    framebuffers: WebGLFramebuffer[];
    width: number;
    height: number;
    ratio: number;
    _clamp?: boolean;
    _filter?: "linear" | "nearest";
    source: TexImageSource | Buffer;
    _internalFormat: number;
    _format: number;
    _type: BufferType;
    _renderbuffer: boolean;
    len: number;
    index: number;
    needsUpdate: boolean;
    updates: number;
    pixelsData: BufferArray;
    constructor(synth: Synth, props?: TextureProps | Buffer, add?: boolean);
    type(type: "byte" | "ubyte" | "short" | "ushort" | "int" | "uint" | "float" | BufferType): this;
    format(format: number, internalFormat?: number): this;
    internalFormat(internalFormat: number): this;
    realloc(len: number): this;
    create(source?: TexImageSource | Buffer | number[] | ArrayBufferView, textureParams?: {
        clamp?: boolean;
        filter?: "linear" | "nearest";
    }): this;
    activate(active?: boolean): void;
    components(): 1 | 2 | 3 | 4;
    update(): this;
    putData(data: ArrayBufferView, x: number, y: number, width: number, height: number): void;
    texture(index?: number): WebGLTexture;
    framebuffer(index?: number): WebGLFramebuffer;
    next(): this;
    length(len: number): this;
    pixels(data?: BufferArray, flipY?: boolean): BufferArray;
    resize(width: number, height: number): this;
    toGLSLSource(): GLSLSource;
    init(source: Texture | TexImageSource | Buffer | ArrayBufferView | number[]): Texture;
    out(texture: Texture, sx: number, sy: number, sWidth: number, sHeight: number, dx: number, dy: number, dWidth: number, dHeight: number): Texture;
    toCanvas(canvasOrCtx: HTMLCanvasElement | OffscreenCanvas | CanvasRenderingContext2D | OffscreenCanvasRenderingContext2D): void;
    toImage(canvas: HTMLCanvasElement): HTMLImageElement;
    clear(): void;
}