Class RnLineStringEx

Inheritance

System.Object

RnLineStringEx

Inherited Members

System.Object.ToString()

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

Namespace: PLATEAU.RoadNetwork.Structure

Assembly: cs.temp.dll.dll

Syntax

public static class RnLineStringEx

Methods

CalcProximityScore(RnLineString, RnLineString)

selfのotherに対する距離スコアを返す(線分同士の距離ではない).低いほど近い selfの各点に対して, otherとの距離を出して, その平均をスコアとする

Declaration

public static float? CalcProximityScore(this RnLineString self, RnLineString other)

Parameters

Type	Name	Description
RnLineString	self
RnLineString	other

Returns

Type	Description
System.Nullable<System.Single>

CalcTotalAngle2D(RnLineString)

LineStringの線分群が成す角度の合計を返す

Declaration

public static float CalcTotalAngle2D(this RnLineString self)

Parameters

Type	Name	Description
RnLineString	self

Returns

Type	Description
System.Single

GetAdvancedPoint(RnLineString, Single, Boolean, out Int32, out Int32)

selfの最初(reverse=trueの時は最後)から線分に沿ってoffsetだけ進んだ点を返す. 線分の長さがoffsetより短い場合は終端点を返す startIndex/endIndexはoffsetの点が所属する線分のインデックス

Declaration

public static Vector3 GetAdvancedPoint(this RnLineString self, float offset, bool reverse, out int startIndex, out int endIndex)

Parameters

Type	Name	Description
RnLineString	self
System.Single	offset
System.Boolean	reverse
System.Int32	startIndex
System.Int32	endIndex

Returns

Type	Description
Vector3

GetAdvancedPointFromBack(RnLineString, Single, out Int32, out Int32)

selfの最後から線分に沿ってoffsetだけ進んだ点を返す. 線分の長さがoffsetより短い場合は先頭の点を返す startIndex/endIndexはoffsetの点が所属する線分のインデックス

Declaration

public static Vector3 GetAdvancedPointFromBack(this RnLineString self, float offset, out int startIndex, out int endIndex)

Parameters

Type	Name	Description
RnLineString	self
System.Single	offset
System.Int32	startIndex
System.Int32	endIndex

Returns

Type	Description
Vector3

GetAdvancedPointFromFront(RnLineString, Single, out Int32, out Int32)

selfの先頭から線分に沿ってoffsetだけ進んだ点を返す. 線分の長さがoffsetより短い場合は最後の点を返す startIndex/endIndexはoffsetの点が所属する線分のインデックス

Declaration

public static Vector3 GetAdvancedPointFromFront(this RnLineString self, float offset, out int startIndex, out int endIndex)

Parameters

Type	Name	Description
RnLineString	self
System.Single	offset
System.Int32	startIndex
System.Int32	endIndex

Returns

Type	Description
Vector3

GetDistance2D(RnLineString, RnLineString, AxisPlane)

2D平面におけるLineString同士の距離を返す

Declaration

public static float GetDistance2D(this RnLineString self, RnLineString other, AxisPlane plane = null)

Parameters

Type	Name	Description
RnLineString	self
RnLineString	other
AxisPlane	plane

Returns

Type	Description
System.Single

GetEdges(RnLineString)

線分をLineSegment3Dにして返す

Declaration

public static IEnumerable<LineSegment3D> GetEdges(this RnLineString self)

Parameters

Type	Name	Description
RnLineString	self

Returns

Type	Description
IEnumerable<LineSegment3D>

GetEdges2D(RnLineString, AxisPlane)

Declaration

public static IEnumerable<LineSegment2D> GetEdges2D(this RnLineString self, AxisPlane axis = null)

Parameters

Type	Name	Description
RnLineString	self
AxisPlane	axis

Returns

Type	Description
IEnumerable<LineSegment2D>

GetIntersectionBy2D(RnLineString, LineSegment3D, AxisPlane)

selfとlineの交点をすべて返す. ただしaxis辺面に射影↓状態で交差判定を行う. 実際に返る交点はself上の点とその時のインデックス(float)

Declaration

public static IEnumerable<(Vector3 v, float index)> GetIntersectionBy2D(this RnLineString self, LineSegment3D line, AxisPlane axis = null)

Parameters

Type	Name	Description
RnLineString	self
LineSegment3D	line
AxisPlane	axis

Returns

Type	Description
IEnumerable<System.ValueTuple<Vector3, System.Single>>

GetIntersectionBy2D(RnLineString, Ray, AxisPlane)

selfと直線の交点をすべて返す. ただしaxis辺面に射影↓状態で交差判定を行う. 実際に返る交点はself上の点とその時のインデックス(float)

Declaration

public static IEnumerable<(Vector3 v, float index)> GetIntersectionBy2D(this RnLineString self, Ray ray, AxisPlane axis = null)

Parameters

Type	Name	Description
RnLineString	self
Ray	ray
AxisPlane	axis

Returns

Type	Description
IEnumerable<System.ValueTuple<Vector3, System.Single>>

GetNearestPoint(RnLineString, Vector3, out Vector3, out Single, out Single)

点vに最も近いself上の点を返す

Declaration

public static void GetNearestPoint(this RnLineString self, Vector3 v, out Vector3 nearest, out float pointIndex, out float distance)

Parameters

Type	Name	Description
RnLineString	self
Vector3	v
Vector3	nearest
System.Single	pointIndex
System.Single	distance

GetVertexByFloatIndex(RnLineString, Single)

floatのindexを指定して線分上の点を取得する

Declaration

public static Vector3 GetVertexByFloatIndex(this RnLineString self, float index)

Parameters

Type	Name	Description
RnLineString	self
System.Single	index

Returns

Type	Description
Vector3

IsPointShared(RnLineString, RnLineString)

aとbが同じRnPointを共有しているかを返す

Declaration

public static bool IsPointShared(RnLineString a, RnLineString b)

Parameters

Type	Name	Description
RnLineString	a
RnLineString	b

Returns

Type	Description
System.Boolean

IsSequenceEqual(RnLineString, RnLineString, out Boolean)

a,bが同じ線分かどうかを返す. ただし、順番が逆でも同じとみなす(逆の時はisReverseSequenceがtrueになる) RnPointは参照一致で比較する

Declaration

public static bool IsSequenceEqual(RnLineString a, RnLineString b, out bool isReverseSequence)

Parameters

Type	Name	Description
RnLineString	a
RnLineString	b
System.Boolean	isReverseSequence

Returns

Type	Description
System.Boolean

Refine(RnLineString, Single)

selfの各線分がintervalより長い場合に間に点を置いていく

Declaration

public static void Refine(this RnLineString self, float interval)

Parameters

Type	Name	Description
RnLineString	self
System.Single	interval

Refined(RnLineString, Single)

selfの各線分がintervalより長い場合に間に点を置いて細分化したものを返す.非破壊

Declaration

public static RnLineString Refined(this RnLineString self, float interval)

Parameters

Type	Name	Description
RnLineString	self
System.Single	interval

Returns

Type	Description
RnLineString

TryGetNearestIntersectionBy2D(RnLineString, Ray, out (Vector3 v, Single index), AxisPlane)

selfと直線rayの最も近い交点を返す. axisで指定した平面に射影した結果で交点を考える

Declaration

public static bool TryGetNearestIntersectionBy2D(this RnLineString self, Ray ray, out (Vector3 v, float index) res, AxisPlane axis = null)

Parameters

Type	Name	Description
RnLineString	self
Ray	ray
System.ValueTuple<Vector3, System.Single>	res
AxisPlane	axis

Returns

Type	Description
System.Boolean