import type { T3DRenderer } from "../../../vue/components/T3DViewport.js";
export type BunWebGPUTextureData = Readonly<{
    /** Texture width in pixels. */
    width: number;
    /** Texture height in pixels. */
    height: number;
    /** Tightly packed RGBA8 pixels, ordered from top-left to bottom-right. */
    rgba: Uint8Array;
}>;
export type BunWebGPU3DRendererOptions = Readonly<{
    /** Compute shader with the T3D uniform block at binding 0 and RGBA8 storage output at binding 1. */
    shader: string;
    /** Optional RGBA8 sampled texture exposed to the shader at binding 2. */
    texture?: BunWebGPUTextureData;
    /** Label included in WebGPU resources and error messages. */
    label?: string;
}>;
export type TerminalBadge3DRendererOptions = Readonly<{
    /** Label included in WebGPU resources and error messages. */
    label?: string;
}>;
export declare function rgbaToGray8(rgba: Uint8Array): Uint8Array;
/** Creates a Bun-only Pull renderer backed by a raw WGSL compute shader. */
export declare function createBunWebGPU3DRenderer(options: BunWebGPU3DRendererOptions): T3DRenderer;
/** Creates the direction-E vue-tui terminal badge renderer. */
export declare function createTerminalBadge3DRenderer(options?: TerminalBadge3DRendererOptions): T3DRenderer;