Interface ISurface

Base interface that all surface interface must implement.

Namespace: Paramdigma.Core.Geometry.Interfaces

Assembly: Paramdigma.Core.dll

Syntax

public interface ISurface

Properties

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DomainU

Gets the domain in the U direction.

Declaration

Interval DomainU { get; }

Property Value

Type	Description
Interval	Interval.

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DomainV

Gets the domain in the V direction.

Declaration

Interval DomainV { get; }

Property Value

Type	Description
Interval	Interval.

Methods

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ClosestPointTo(Point3d)

Compute the projection of a point on this surface.

Declaration

Point3d ClosestPointTo(Point3d point)

Parameters

Type	Name	Description
Point3d	point	Point to compute distance to.

Returns

Type	Description
Point3d	Projected 3d point on the surface.

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DistanceTo(Point3d)

Compute the distance between this surface and a point.

Declaration

double DistanceTo(Point3d point)

Parameters

Type	Name	Description
Point3d	point	Point to compute distance to.

Returns

Type	Description
System.Double	Number representing the distance.

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FrameAt(Double, Double)

Compute the tangent plane at the specified surface coordinates.

Declaration

Plane FrameAt(double u, double v)

Parameters

Type	Name	Description
System.Double	u	U coordinate.
System.Double	v	V coordinate.

Returns

Type	Description
Plane	Tangent plane.

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NormalAt(Double, Double)

Compute the normal at the specified surface coordinates.

Declaration

Vector3d NormalAt(double u, double v)

Parameters

Type	Name	Description
System.Double	u	U coordinate.
System.Double	v	V coordinate.

Returns

Type	Description
Vector3d	Normal vector.

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PointAt(Double, Double)

Compute a point at the specified surface coordinates.

Declaration

Point3d PointAt(double u, double v)

Parameters

Type	Name	Description
System.Double	u	U coordinate.
System.Double	v	V coordinate.

Returns

Type	Description
Point3d	Point3d.