Chrysalis - Pattern Test Coverage

pattern/
File: pattern/src/Curve.cpp
Date: 2026-08-27 18:35:18
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1 #include "Curve.h"
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3 using namespace Chrysalis;
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5 6 Curve::Curve(const CG::Point handleFrom, const CG::Point handleTo, const std::vector<CG::Point>& points)
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 6 : spline_([&] {
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 6 std::vector<tinyspline::real> coordinates;
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 6 coordinates.reserve(points.size() * 2);
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 33 for (const auto& p : points) {
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 27 coordinates.push_back(p.x());
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 27 coordinates.push_back(p.y());
12 }
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 6 auto spline = tinyspline::BSpline::interpolateCubicNatural(coordinates, 2);
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 6 const auto last = (points.size() * 2 - 4) * 4;
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 6 auto controlPoints = spline.controlPoints();
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 6 controlPoints[2] = handleFrom.x();
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 6 controlPoints[3] = handleFrom.y();
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 6 controlPoints[last + 4] = handleTo.x();
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 6 controlPoints[last + 5] = handleTo.y();
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 6 spline.setControlPoints(controlPoints);
23 12 return spline;
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 12 }()) {}
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26 ✗ std::vector<CG::Point> Curve::curvePoints(const double distance) const {
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 ✗ const int n = static_cast<int>(std::ceil(spline_.chordLengths().arcLength() / distance));
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 ✗ std::vector<CG::Point> points(n + 1);
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 ✗ for (int i = 0; i <= n; i++) {
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 ✗ const auto res = spline_.eval(static_cast<double>(i) / n).resultVec2();
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 ✗ points[i] = {res.x(), res.y()};
32 }
33 ✗ return points;
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 ✗ }
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