/** Persistent texture-native rasterizer for character velocity and depth. */
import type { CharacterMotionVectorFrame } from './CharacterMotionVectors';
export interface CharacterMotionTextureRasterizerOptions {
    width: number;
    height: number;
    vertexCount: number;
    indices: Uint32Array<ArrayBuffer>;
    label?: string;
}
export interface CharacterMotionTextureRasterReceipt {
    schemaVersion: 'holoscript.webgpu-character-motion-texture-raster.v1';
    backend: 'webgpu';
    width: number;
    height: number;
    vertexCount: number;
    triangleCount: number;
    movingVertexCount: number;
    maximumMagnitudePixels: number;
    motionVectorSpace: 'current-minus-previous-pixels';
    depthConvention: 'webgpu-ndc-zero-to-one';
    persistentPipeline: true;
    persistentGeometryBuffers: true;
    persistentOutputTextures: true;
    perFrameUploadCount: 3;
    zeroCopyTextureOutputs: true;
    intermediateCpuReadbackCount: 0;
    gpuTimestampWritesEncoded: boolean;
}
/**
 * Fixed-topology raster stage. Clip positions and velocity are CPU-derived and
 * uploaded each frame; rasterization and all downstream consumption remain on GPU.
 */
export declare class CharacterMotionTextureRasterizer {
    readonly width: number;
    readonly height: number;
    readonly vertexCount: number;
    readonly motionTexture: GPUTexture;
    readonly depthTexture: GPUTexture;
    private readonly device;
    private readonly label;
    private readonly indices;
    private readonly pipeline;
    private readonly currentClipBuffer;
    private readonly motionBuffer;
    private readonly currentDepthBuffer;
    private readonly indexBuffer;
    private readonly depthAttachment;
    private destroyed;
    constructor(device: GPUDevice, options: CharacterMotionTextureRasterizerOptions);
    encode(encoder: GPUCommandEncoder, frame: CharacterMotionVectorFrame, timestampWrites?: GPURenderPassTimestampWrites): CharacterMotionTextureRasterReceipt;
    destroy(): void;
}
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