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API > API/Runtime > API/Runtime/CADKernel

Classes

  Type Name Description
Public class FAABB    
Public class FAABB2D    
Public class FFPoint    
Public struct FIsoCurvature    
Public struct FLinearBoundary    
Public class FMatrixH Should be unified with the math utilities implemented by the Geometry team.  
Public class FPoint    
Public class FPoint2D    
Public class FPointH    
Public struct FSurfaceCurvature    
Public class FSurfacicBoundary    
Public struct FTriangle    
Public struct FTriangle2D    
Public class TAABB    
Public struct TQuadrangle    
Public struct TSegment    
Public struct TTriangle    

Typedefs

Name Description
FSegment2D  
FSegment3D  
FSurfacicTolerance  

Enums

  Type Name Description
Public enum EAABBBoundary Copyright Epic Games, Inc. All Rights Reserved.  
Public enum UE::CADKernel::EPolygonSide Copyright Epic Games, Inc. All Rights Reserved.  

Functions

  Type Name Description
Public function uint32  
Public function uint32  
Public function uint32  
Public function bool  
Public function EAABBBoundary  
Public function EAABBBoundary &  
Public function EAABBBoundary  
Public function EAABBBoundary &  
Public function EAABBBoundary  
Public function EAABBBoundary &  
Public function EAABBBoundary  
Public function bool

UE::CADKernel::AreParallel ( const FSegment2D& SegmentAB,
const FSegment2D& SegmentCD
)

  
Public function bool

UE::CADKernel::ArePointsInsideSectorABC ( const FPoint2D& PointA,
const FPoint2D& PointB,
const FPoint2D& PointC,
const TArray< const FPoint2D* >& Points,
const double FlatAngle
)

 P1
Public function double

UE::CADKernel::ClockwiseSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint,
double ReferenceSlope
)

  
Public function FPoint2D

UE::CADKernel::ComputeCircumCircleCenter ( const FPoint2D& InPoint0,
const FPoint2D& InPoint1,
const FPoint2D& InPoint2
)

 https://en.wikipedia.org/wiki/Circumscribed_circle#Cartesian_coordinates_2 With A = (0, 0)
Public function FPoint

UE::CADKernel::ComputeCircumCircleCenter ( const FPoint& Point0,
const FPoint& Point1,
const FPoint& Point2
)

  
Public function FPoint2D

UE::CADKernel::ComputeCircumCircleCenterAndSquareRadius ( const FPoint2D& InPoint0,
const FPoint2D& InPoint1,
const FPoint2D& InPoint2,
double& OutSquareRadius
)

  
Public function double  
Public function double

UE::CADKernel::ComputeOrientedSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint1,
const FPoint2D& EndPoint2
)

 Compute the positive slope between the segments [StartPoint, EndPoint1] and [StartPoint, EndPoint2]
Public function double

UE::CADKernel::ComputeOrientedSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint,
double ReferenceSlope
)

 Compute the oriented slope of a segment according to a reference slope
Public function double

UE::CADKernel::ComputePositiveSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint,
double ReferenceSlope
)

 Compute the oriented slope of a segment according to a reference slope This method is used to compute an approximation of the angle between two segments in 2D.
Public function double

UE::CADKernel::ComputePositiveSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint1,
const FPoint2D& EndPoint2
)

 Compute the positive slope between the segments [StartPoint, EndPoint1] and [StartPoint, EndPoint2]
Public function double

UE::CADKernel::ComputeSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint1,
const FPoint2D& EndPoint2
)

 Compute the slope between the segments [StartPoint, EndPoint1] and [StartPoint, EndPoint2]
Public function double

UE::CADKernel::ComputeSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint,
double ReferenceSlope
)

 Compute the slope of a segment according to a reference slope return the slope
Public function double

UE::CADKernel::ComputeSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint
)

  
Public function double

UE::CADKernel::ComputeSlopeRelativeToNearestAxis ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint
)

 Return a slope between [0, 1] relative to the nearest axis between horizontal or vertical axis i.e. ComputeUnorientedSlope => 0.5 return 0.5 ComputeUnorientedSlope => 2.3 return 0.3 ComputeUnorientedSlope => 3.6 return 0.4
Public function double

UE::CADKernel::ComputeSlopeRelativeToReferenceAxis ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint,
double ReferenceAxisSlope
)

 Return a slope between [0, 2] relative to reference Axis i.e. ComputeUnorientedSlope => 0.5 return 0.5 ComputeUnorientedSlope => 2.3 return 1.7
Public function double

UE::CADKernel::ComputeUnorientedSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint1,
const FPoint2D& EndPoint2
)

 Return a slope between [0, 4] i.e. an angle between [0, Pi]
Public function double

UE::CADKernel::ComputeUnorientedSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint,
double ReferenceSlope
)

 Return a slope between [0, 4] i.e. an angle between [0, Pi]
Public function double

UE::CADKernel::CoordinateOfProjectedPointOnSegment ( const PointType& Point,
const PointType& InSegmentA,
const PointType& InSegmentB,
bool bRestrictCoodinateToInside
)

  
Public function double

UE::CADKernel::CounterClockwiseSlope ( const FPoint2D& StartPoint,
const FPoint2D& EndPoint,
double ReferenceSlope
)

  
Public function Static T

UE::CADKernel::Cubic ( const T A
)

  
Public function double

UE::CADKernel::DistanceOfPointToLine ( const PointType& Point,
const PointType& LinePoint1,
const PointType& LineDirection
)

  
Public function double

UE::CADKernel::DistanceOfPointToSegment ( const PointType& Point,
const PointType& SegmentPoint1,
const PointType& SegmentPoint2
)

  
Public function bool

UE::CADKernel::FindIntersectionOfLines2D ( const FSegment2D& LineAB,
const FSegment2D& LineCD,
FPoint2D& OutIntersectionPoint
)

  
Public function FPoint2D

UE::CADKernel::FindIntersectionOfSegments2D ( const FSegment2D& SegmentAB,
const FSegment2D& SegmentCD,
double& OutABIntersectionCoordinate
)

 The segments must intersect because no check is done
Public function FPoint2D

UE::CADKernel::FindIntersectionOfSegments2D ( const FSegment2D& SegmentAB,
const FSegment2D& SegmentCD
)

 The segments must intersect because no check is done
Public function const void

UE::CADKernel::GetMinMax ( ValueType& Min,
ValueType& Max
)

 Sort input values to be Min and Max
Public function const void

UE::CADKernel::GetMinMax ( const ValueType& ValueA,
const ValueType& ValueB,
ValueType& OutMin,
ValueType& OutMax
)

 Sort input A & B values into OutMin & OutMax
Public function bool

UE::CADKernel::IsPointPInsideSectorABC ( const FPoint2D& PointA,
const FPoint2D& PointB,
const FPoint2D& PointC,
const FPoint2D& PointP,
const double FlatAngle
)

 P1
Public function bool

UE::CADKernel::IsWithinExclusive ( const ValueType& TestValue,
const ValueType& MinValue,
const ValueType& MaxValue
)

 Checks if value is within a range, exclusive on MinValue and MaxValue)
Public function FPoint

UE::CADKernel::operator* ( double Scale,
const FPoint& Point
)

  
Public function FPoint

UE::CADKernel::operator* ( float Scale,
const FPoint& Point
)

  
Public function FPoint2D

UE::CADKernel::operator* ( float Scale,
const FPoint2D& Point
)

  
Public function FPoint2D

UE::CADKernel::operator* ( double Scale,
const FPoint2D& Point
)

  
Public function PointType

UE::CADKernel::PointOnSegment ( const PointType& InSegmentA,
const PointType& InSegmentB,
double InCoordinate
)

  
Public function FPoint

UE::CADKernel::ProjectPointOnPlane ( const FPoint& Point,
const FPoint& Origin,
const FPoint& InNormal,
double& OutDistance
)

  
Public function PointType

UE::CADKernel::ProjectPointOnSegment ( const PointType& Point,
const PointType& InSegmentA,
const PointType& InSegmentB,
double& OutCoordinate,
bool bRestrictCoodinateToInside
)

  
Public function int32

UE::CADKernel::RealCompare ( const double Value1,
const double Value2,
const double Tolerance
)

  
Public function FPoint2D

UE::CADKernel::SlopeToVector ( const double Slope
)

  
Public function double

UE::CADKernel::SquareDistanceOfPointToSegment ( const PointType& Point,
const PointType& SegmentPoint1,
const PointType& SegmentPoint2
)

  
Public function double Swap a slope i.e Slope + PiSlope i.e. angle + Pi
Public function uint8  
Public function double  
Public function double Transform a positive slope into an oriented slope [-4, 4] i.e. an equivalent angle between [-Pi, Pi]
Public function double Transform a slope into a positive slope [0, *] i.e. an equivalent angle between [0, 2.Pi]
Public function double Return a slope between [0, 2] relative to reference Axis i.e. ComputeUnorientedSlope => 0.5 return 0.5 ComputeUnorientedSlope => 2.3 return 1.7
Public function double Transform a positive slope into an unoriented slope [0, 4] i.e. an equivalent angle between [0, Pi]
Public function double

UE::CADKernel::WrapTo ( double Slope,
const double StartOfPeriod,
const double EndOfPeriod,
const double PeriodLength
)

 Wraps a periodic value into a prime period defined by its StartOfPeriod value and its EndOfPeriod value Mandatory EndOfPeriod - StartOfPeriod = PeriodSize

Variables

  Type Name Description
Public variable double Epsilon  
Public variable double FifteenDegree  
Public variable double FiveDegree  
Public variable double FortyFiveSlope  
Public variable double HalfPiSlope  
Public variable double MinusRightSlope MinusRightSlope i.e. -Pi / 2
Public variable double NinetySlope  
Public variable double NullSlope  
Public variable double OneDegree  
Public variable double PiSlope PiSlope i.e. Pi angle
Public variable double QuaterPiSlope ThirdPiSlope i.e. Pi/4 angle (45 deg)
Public variable double RightSlope RightSlope i.e. Right angle i.e Pi / 2
Public variable double SixthPiSlope ThirdPiSlope i.e. Pi/6 angle (30 deg)
Public variable double SixtySlope  
Public variable double TenDegree  
Public variable double ThirdPiSlope ThirdPiSlope i.e. Pi/3 angle (60 deg)
Public variable double ThirtySlope  
Public variable double ThreeQuaterPiSlope ThreeQuaterPiSlope i.e. 3Pi/4 angle (135 deg)
Public variable double ThreeRightSlope ThreeRightSlope i.e. 3Pi / 2
Public variable double TwentyDegree  
Public variable double TwentyFiveDegree  
Public variable double TwoDegree  
Public variable double TwoPiSlope PiSlope i.e. Pi angle

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