Class TInvDistSqPoint2DInterpolator

Unit

InterpolationUnit

Declaration

type TInvDistSqPoint2DInterpolator = class(TCustomPoint2DInterpolator)

Description

TCustomPoint2DInterpolator implements an interpolator that returns the value of the TScreenObject which has a vertex closest to the point of interest.

Hierarchy

• TComponent
• TCustom2DInterpolater
• TCustomAnisotropicInterpolator
• TCustomPoint2DInterpolator
• TInvDistSqPoint2DInterpolator

Overview

Fields

FLocations: array of TPoint2D;

Methods

	procedure SetArraySize(const DataSet: TDataArray; Count: Integer); override;
	procedure StoreDataValue(Count: Integer; const DataSet: TDataArray; APoint: TPoint2D; AScreenObject: TScreenObject; SectionIndex: integer); override;
	procedure Finalize(const DataSet: TDataArray); override;
	class function InterpolatorName: string; override;
	class function ValidReturnTypes: TRbwDataTypes; override;
	function RealResult(const Location: TPoint2D): real; override;

Description

Fields

	FLocations: array of TPoint2D;

Methods

	procedure SetArraySize(const DataSet: TDataArray; Count: Integer); override;

	procedure StoreDataValue(Count: Integer; const DataSet: TDataArray; APoint: TPoint2D; AScreenObject: TScreenObject; SectionIndex: integer); override;

	procedure Finalize(const DataSet: TDataArray); override;

	class function InterpolatorName: string; override;
InterpolatorName is the name of the interpolator displayed to the user.

	class function ValidReturnTypes: TRbwDataTypes; override;
ValidReturnTypes tells with what types of data this interpolator can be used. (real numbers)

	function RealResult(const Location: TPoint2D): real; override;
RealResult returns the value at location determined by inverse distance squared interpolation.