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  3. TPolylineApproximator

TPolylineApproximator

API > API/Runtime > API/Runtime/CADKernel > API/Runtime/CADKernel/Geo > API/Runtime/CADKernel/Geo/Sampling

References

   
Module CADKernel
Header /Engine/Source/Runtime/Datasmith/CADKernel/Base/Public/Geo/Sampling/PolylineTools.h
Include #include "Geo/Sampling/PolylineTools.h"

Syntax

template<class PointType>  
class TPolylineApproximator

Variables

  Type Name Description
Protected variable const TArray< double > & PolylineCoordinates  
Protected variable const TArray< PointType > & PolylinePoints  

Constructors

  Type Name Description
Public function  

TPolylineApproximator ( const TArray< double >& InPolylineCoordinates,
const TArray< PointType >& InPolylinePoints
)

  

Functions

  Type Name Description
Public function Const PointType

ApproximatePoint ( const double InCoordinate
)

 Evaluate the point of the polyline at the input InCoordinate If the input coordinate is outside the boundary of the polyline, the coordinate of the nearest boundary is used.
Public function Const void

ApproximatePoint ( double InCoordinate,
CurvePointType& OutPoint,
int32 InDerivativeOrder
)

 Evaluate the point of the polyline at the input Coordinate If the input coordinate is outside the boundary of the polyline, the coordinate of the nearest boundary is used.
Public function Const void

ApproximatePoints ( const TArray< double >& InCoordinates,
TArray< PointType >& OutPoints
)

 Evaluate the points of the polyline associated to the increasing array of input Coordinates If the input coordinate is outside the boundary of the polyline, the coordinate of the nearest boundary is used.
Public function Const void

ApproximatePoints ( const TArray< double >& InCoordinates,
TArray< CurvePointType >& OutPoints,
int32 InDerivativeOrder
)

  
Public function void

ComputeBoundingBox ( const int BoundaryIndex,
const FLinearBoundary& InBoundary,
TAABB< PointType >& Aabb
)

  
Protected function Const double

ComputeCurvilinearCoordinatesOfPolyline ( const FLinearBoundary& InBoundary,
TArray< double >& OutCurvilinearCoordinates,
int32 BoundaryIndices
)

  
Public function Const double  
Public function Const double

ComputeLengthOfSubPolyline ( const int BoundaryIndex,
const FLinearBoundary& InBoundary
)

  
Public function Const double  
Protected function Const PointType

ComputePoint ( const int32 Index,
const double PointCoordinate
)

  
Public function Const void

GetStartEndIndex ( const FLinearBoundary& InBoundary,
int32 BoundaryIndices
)

  
Public function Const void

GetSubPolyline ( const FLinearBoundary& InBoundary,
TArray< double >& OutCoordinates,
TArray< PointType >& OutPoints
)

 Get the subset of point defining the sub polyline bounded by InBoundary OutCoordinates and OutPoints are emptied before the process
Public function Const void

GetSubPolyline ( const FLinearBoundary& InBoundary,
const EOrientation Orientation,
TArray< PointType >& OutPoints
)

 Append to the OutPoints array the sub polyline bounded by InBoundary according to the orientation
Public function Const void

ProjectCoincidentalPolyline ( const FLinearBoundary& InBoundary,
const TArray< PointType >& InPointsToProject,
bool bSameOrientation,
TArray< double >& OutProjectedPointCoords,
const double ToleranceOfProjection
)

 Project each point of a coincidental polyline on the Polyline.
Public function Const void

ProjectPointsToPolyline ( const FLinearBoundary& InBoundary,
const TArray< PointType >& InPointsToProject,
TArray< double >& OutProjectedPointCoords,
TArray< PointType >& OutProjectedPoints
)

 Project a Set of points on a restricted polyline (StartIndex & EndIndex define the polyline boundary) Each points are projected on all segments of the restricted polyline, the closest are selected
Protected function Const double

ProjectPointToPolyline ( int32 BoundaryIndices,
const PointType& InPointToProject,
PointType& OutProjectedPoint
)

 Project a Set of points on a restricted polyline (StartIndex & EndIndex define the polyline boundary) the points are projected on all segments of the polyline, the closest are selected
Public function Const double

ProjectPointToPolyline ( const FLinearBoundary& InBoundary,
const PointType& PointOnEdge,
PointType& OutProjectedPoint
)

 Project a Set of points on a restricted polyline (StartIndex & EndIndex define the polyline boundary) the points are projected on all segments of the polyline, the closest are selected
Public function Const void

SamplePolyline ( const FLinearBoundary& InBoundary,
const double DesiredSegmentLength,
TArray< double >& OutCoordinates
)

  
Public function Const void

UpdateSubPolylineBBox ( const FLinearBoundary& InBoundary,
FPolylineBBox& OutBBox
)

 Update the Curve bounding box with this subset of polyline

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