Class MathExtension

Inheritance

System.Object

MathExtension

Namespace: FpAssistantCore.General

Assembly: FpAssistantCoreScl.dll

Syntax

public static class MathExtension : object

Methods

AngleTo(Vector3d, Vector3d)

Calculate angle between 2 vectors

Declaration

public static double AngleTo(this Vector3d v1, Vector3d v)

Parameters

Type	Name	Description
Vector3d	v1
Vector3d	v

Returns

Type	Description
System.Double

FitToRectangle(Point3d[], Double, Double)

Canculate offset and scale factors the fit the point collection into a rectangle. [xo,yo,sx,sy]

Declaration

public static double[] FitToRectangle(Point3d[] p3c, double width, double height)

Parameters

Type	Name	Description
Point3d[]	p3c
System.Double	width	Rectangle widht
System.Double	height	Rectangle height

Returns

Type	Description
System.Double[]

GetExtents(Point3d[])

Return the extents of the point collection in n arry of [xmin,xmax, ymin,ymax, zmin,zmax]

Declaration

public static double[] GetExtents(Point3d[] p3c)

Parameters

Type	Name	Description
Point3d[]	p3c

Returns

Type	Description
System.Double[]

IntersectLine2D(Point3d, Vector3d, Point3d, Vector3d, Double[])

Intersect 2 2D lines defined by points and vectors

Declaration

public static Point3d IntersectLine2D(Point3d origin1, Vector3d vector1, Point3d origin2, Vector3d v2, double[] dt)

Parameters

Type	Name	Description
Point3d	origin1
Vector3d	vector1
Point3d	origin2
Vector3d	v2
System.Double[]	dt	[0]-dist from origin1, [1]=dist from origin2, dt[2]-return flag:0-no intersection. 1=has intersection

Returns

Type	Description
Point3d

PerpendicularVector2D(Vector3d)

Return a new 2D vector that is perpendicular to this vector on XY plan.

Declaration

public static Vector3d PerpendicularVector2D(this Vector3d v)

Parameters

Type	Name	Description
Vector3d	v

Returns

Type	Description
Vector3d