@numericelements/knot-sequence/dist/KnotSequenceAndUtilities/fromStrictlyIncreasingtToIncreasingKnotSequenceOC.js

A library for generating and manipulating knot sequences for b-spline curves and surfaces

import { IncreasingOpenKnotSequenceOpenCurve } from '../IncreasingOpenKnotSequenceOpenCurve.js';
import { INCREASINGOPENKNOTSEQUENCE_UPTOC0DISCONTINUITY, INCREASINGOPENKNOTSEQUENCE } from '../KnotSequenceConstructorInterface.js';

function fromStrictlyIncreasingtToIncreasingKnotSequenceOC(strictIncSeq) {
    const knotAbscissae = [];
    const maxMultOrder = strictIncSeq.maxMultiplicityOrder;
    const abscissae = strictIncSeq.distinctAbscissae();
    const multiplicities = strictIncSeq.multiplicities();
    for (let j = 0; j < abscissae.length; j++) {
        for (let i = 0; i < multiplicities[j]; i++) {
            knotAbscissae.push(abscissae[j]);
        }
    }
    if (strictIncSeq.isSequenceUpToC0Discontinuity) {
        return new IncreasingOpenKnotSequenceOpenCurve(maxMultOrder, { type: INCREASINGOPENKNOTSEQUENCE_UPTOC0DISCONTINUITY, knots: knotAbscissae });
    }
    else {
        return new IncreasingOpenKnotSequenceOpenCurve(maxMultOrder, { type: INCREASINGOPENKNOTSEQUENCE, knots: knotAbscissae });
    }
}

export { fromStrictlyIncreasingtToIncreasingKnotSequenceOC };