ml-gsd/lib/utils/addMissingShape.js

Global Spectral Deconvolution

import { getShape1D } from 'ml-peak-shape-generator';
/**
 * add missing property if it does not exist in the peak,
 * if shape exists but fwhm doesn't, it will be calculated from peak.width
 */
export function addMissingShape(peaks, options = {}) {
    const { shape = { kind: 'gaussian' }, output = structuredClone(peaks) } = options;
    const shapeInstance = getShape1D(shape);
    return output.map((peak) => {
        if (hasShape(peak)) {
            if (!('fwhm' in peak.shape)) {
                const shapeInstance = getShape1D(peak.shape);
                peak.shape.fwhm = shapeInstance.widthToFWHM(peak.width);
            }
            return peak;
        }
        return {
            ...peak,
            shape: { fwhm: shapeInstance.widthToFWHM(peak.width), ...shape },
        };
    });
}
function hasShape(peak) {
    return 'shape' in peak;
}
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