@numericelements/knot-sequence/dist/cjs/KnotSequenceAndUtilities/fromIncreasingOpentoIncreasingPeriodicKnotSequence.cjs

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

'use strict';

var KnotSequences = require('../ErrorMessages/KnotSequences.cjs');
var ErrorLoging = require('../errorProcessing/ErrorLoging.cjs');
var IncreasingPeriodicKnotSequenceClosedCurve = require('../IncreasingPeriodicKnotSequenceClosedCurve.cjs');
var KnotSequenceConstructorInterface = require('../KnotSequenceConstructorInterface.cjs');

function fromIncreasingOpentoIncreasingPeriodicKnotSequence(increasingSeq) {
    const maxMultOrder = increasingSeq.maxMultiplicityOrder;
    const indexOrigin = increasingSeq.indexKnotOrigin.knotIndex;
    const knotAbscissae = increasingSeq.allAbscissae;
    knotAbscissae.splice(knotAbscissae.length - 1 - (indexOrigin - 1), indexOrigin);
    knotAbscissae.splice(0, indexOrigin);
    if (increasingSeq.isSequenceUpToC0Discontinuity) {
        const multiplicities = increasingSeq.multiplicities();
        for (const multiplicity of multiplicities) {
            if (multiplicity === maxMultOrder) {
                const error = new ErrorLoging.ErrorLog("function", "fromIncreasingOpentoIncreasingPeriodicKnotSequence");
                error.addMessage(KnotSequences.EM_KNOT_MULTIPLICITY_TOO_LARGE_FOR_CONVERSION);
                console.log(error.generateMessageString());
                throw new RangeError(error.generateMessageString());
            }
        }
    }
    return new IncreasingPeriodicKnotSequenceClosedCurve.IncreasingPeriodicKnotSequenceClosedCurve(maxMultOrder - 1, { type: KnotSequenceConstructorInterface.INCREASINGPERIODICKNOTSEQUENCE, periodicKnots: knotAbscissae });
}

exports.fromIncreasingOpentoIncreasingPeriodicKnotSequence = fromIncreasingOpentoIncreasingPeriodicKnotSequence;