Cadcorp SIS API Methods

CreateGreatCircleLine Method

Description

Creates a great circle line.

Syntax

Visual Basic
Public Function CreateGreatCircleLine( _ ByVal x1 As Double, _ ByVal y1 As Double, _ ByVal z1 As Double, _ ByVal x2 As Double, _ ByVal y2 As Double, _ ByVal z2 As Double, _ ByVal distance As Double, _ ByVal datum As String _ ) As Integer

Visual Basic

Public Function CreateGreatCircleLine( _
   ByVal x1 As Double, _
   ByVal y1 As Double, _
   ByVal z1 As Double, _
   ByVal x2 As Double, _
   ByVal y2 As Double, _
   ByVal z2 As Double, _
   ByVal distance As Double, _
   ByVal datum As String _
) As Integer

Parameters

x1: The x coordinate of the start point of the line.
y1: The y coordinate of the start point of the line.
z1: The z coordinate of the start point of the line.
x2: The x coordinate of the end point of the line.
y2: The y coordinate of the end point of the line.
z2: The z coordinate of the end point of the line.
distance: The length of individual segments along the line.
datum: The named datum to be used, e.g. WGS84

Remarks

Available: GEO MD ME OD SISpy

Group:

Drawing Methods

Example

sis.CreateGreatCircleLine (25.2, 45.3, 58.2, 44.7, 10000, WGS84)

Creates a great circle line between specified start and end points, placing a node every 10 000m, using the WGS84 datum.

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