/**
 * Non-MSAA depth pre-pass for screen-space effects (SSAO).
 * Renders scene geometry to a depth32float texture using the camera VP matrix.
 * The resulting texture has TEXTURE_BINDING so it can be sampled in post-processing.
 */
import type { Scene } from '@certe/atmos-core';
import type { Mat4Type } from '@certe/atmos-math';
export declare class DepthPrepass {
    private readonly _device;
    private readonly _pipeline;
    private readonly _vpBuffer;
    private readonly _vpBindGroup;
    private _depthTexture;
    private _depthView;
    private _width;
    private _height;
    get depthView(): GPUTextureView;
    get vpBindGroup(): GPUBindGroup;
    constructor(device: GPUDevice, objectBindGroupLayout: GPUBindGroupLayout, w: number, h: number);
    private _createTexture;
    resize(w: number, h: number): void;
    execute(encoder: GPUCommandEncoder, scene: Scene, cameraVP: Mat4Type, extraDraw?: (pass: GPURenderPassEncoder) => void): void;
    destroy(): void;
}
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