import { PointCloudBounds } from '../core/types';
/**
 * Generic typed array for point attribute storage
 */
export type AttributeArray = Float64Array | Float32Array | Uint32Array | Uint16Array | Uint8Array | Int32Array | Int16Array | Int8Array;
/**
 * Extra point attributes loaded from LAS/COPC files
 * Uses a dynamic map to store any available attributes
 */
export type ExtraPointAttributes = Record<string, AttributeArray>;
/**
 * Normalized point cloud data structure
 */
export interface PointCloudData {
    /**
     * Float32Array of XYZ positions as offsets from coordinateOrigin (length = pointCount * 3)
     * Format: [deltaLng, deltaLat, elevation] for each point
     */
    positions: Float32Array;
    /**
     * Coordinate origin [lng, lat, 0] - positions are offsets from this point
     * This allows Float32Array to maintain precision for geographic coordinates
     */
    coordinateOrigin: [number, number, number];
    /**
     * Optional Uint8Array of RGB colors (length = pointCount * 4, RGBA format)
     */
    colors?: Uint8Array;
    /**
     * Optional Float32Array of intensity values (length = pointCount)
     */
    intensities?: Float32Array;
    /**
     * Optional Uint8Array of classification values (length = pointCount)
     */
    classifications?: Uint8Array;
    /**
     * Extra point attributes (GpsTime, ReturnNumber, etc.)
     */
    extraAttributes?: ExtraPointAttributes;
    /**
     * Number of points in the cloud
     */
    pointCount: number;
    /**
     * Bounding box of the point cloud (in absolute coordinates, not offsets)
     */
    bounds: PointCloudBounds;
    /**
     * Whether the point cloud has RGB color data
     */
    hasRGB: boolean;
    /**
     * Whether the point cloud has intensity data
     */
    hasIntensity: boolean;
    /**
     * Whether the point cloud has classification data
     */
    hasClassification: boolean;
    /**
     * WKT string describing the coordinate reference system
     */
    wkt?: string;
}
/**
 * Options for the point cloud loader
 */
export interface LoaderOptions {
    /**
     * URL of the worker script (null for main thread)
     */
    workerUrl?: string | null;
    /**
     * Progress callback
     */
    onProgress?: ((progress: number) => void) | null;
    /**
     * Maximum number of points to load
     */
    pointBudget?: number;
}
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