GSCubicHasInflection — Glyphs API Documentation

func GSCubicHasInflection(
    _ p0: NSPoint,
    _ p1: NSPoint,
    _ p2: NSPoint,
    _ p3: NSPoint
) -> Bool

BOOL GSCubicHasInflection(
    NSPoint p0,
    NSPoint p1,
    NSPoint p2,
    NSPoint p3
);

GSCubicHasInflection(
    p0: NSPoint,
    p1: NSPoint,
    p2: NSPoint,
    p3: NSPoint
) -> bool

See Also

Inflections, Curvature, and Normals

GSComputeInflection(_:_:_:_:)GSComputeInflectionGSComputeInflection
GSComputeInflectionTimes(_:_:_:_:_:_:)GSComputeInflectionTimesGSComputeInflectionTimes
GSComputeInflectionTimesTolerance(_:_:_:_:_:_:_:_:)GSComputeInflectionTimesToleranceGSComputeInflectionTimesTolerance
GSTransformComponents(_:_:_:_:_:_:)GSTransformComponentsGSTransformComponents
curvatureMaxima(_:_:_:_:)curvatureMaximacurvatureMaxima
GSCurvatureSquaredForT(_:_:_:_:_:)GSCurvatureSquaredForTGSCurvatureSquaredForT
GSSignedCurvatureForT(_:_:_:_:_:)GSSignedCurvatureForTGSSignedCurvatureForT
Use this function as compared to curvatureSquaredForT if you compute the square root of the result anyway or if you need to know the sign of the curvature.
GSNormalCubicForT(_:_:_:_:_:)GSNormalCubicForTGSNormalCubicForT
GSNormalQuadraticForT(_:_:_:_:)GSNormalQuadraticForTGSNormalQuadraticForT