gis-tools-ts/dist/tools/interpolation/index.js

A collection of geospatial tools primarily designed for WGS84, Web Mercator, and S2.

import { averageInterpolation, idwInterpolation, lanczosInterpolation, nearestInterpolation, rgbaAverageInterpolation, rgbaIDWInterpolation, rgbaLanczosInterpolation, rgbaNearestInterpolation, } from './index.js';
export * from './average.js';
export * from './bilinear.js';
export * from './idw.js';
export * from './kriging.js';
export * from './lanczos.js';
export * from './nearest.js';
/**
 * Get the interpolation function based on the method type.
 * Options are:
 * - average
 * - nearest
 * - idw
 * - lanczos [default]
 * @param method - interpolation method as a string
 * @returns - interpolation function
 */
export function getInterpolation(method) {
    switch (method) {
        case 'average':
            return averageInterpolation;
        case 'nearest':
            return nearestInterpolation;
        case 'idw':
            return idwInterpolation;
        case 'lanczos':
        default:
            return lanczosInterpolation;
    }
}
/**
 * Get the interpolation function based on the method type.
 * Options are:
 * - average
 * - nearest
 * - idw
 * - lanczos [default]
 * @param method - interpolation method as a string
 * @returns - interpolation function
 */
export function getRGBAInterpolation(method) {
    switch (method) {
        case 'average':
            return rgbaAverageInterpolation;
        case 'nearest':
            return rgbaNearestInterpolation;
        case 'idw':
            return rgbaIDWInterpolation;
        case 'lanczos':
        default:
            return rgbaLanczosInterpolation;
    }
}
/**
 * Default function to get the value of a point
 * @param point - vector point to pull data from
 * @returns - the z value
 */
export function defaultGetInterpolateCurrentValue(point) {
    return point.z ?? 0;
}
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