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Hull and Outfitting

Point by Interpolation

  • Last UpdatedDec 08, 2025
  • 1 minute read

This sub-syntax may be used to define a topology point by interpolation between two other points (any of which may be a topology point).

Syntax

<interpolation>::=

          , F = <factor>

          , <point>

          , <point_2>

          [ ,M1 = <offset_along> ]

          [ ,M2 = <offset_perp> ]

          <offset_along>::=<offset_perp>::= <number>

Description

F

Interpolation factor between the two points. It may have any value. F=0.5 means calculating the midpoint between the two points.

<point>
<point_2>

See specification in General Layout of a Statement.

M1

Specifies a displacement along the connection line between the two given points from the calculated point.

M2

Displacement perpendicular to and to the left of the previous direction.

Examples:

1.

The following statements generate a number of holes at longitudinal positions 2-4 at an equal distance from the frame curve and a platform (assuming that the frame curve is limit 1 and the platform limit 2 of the current panel).

POI, INT, Y=LP2()4/ LIM=1;

POI, INT, Y=LP2()4/ LIM=2;

POI, F=0.5, UV=P1()3, U2V=P4()6;

HOL, D300, UV=P7()9;

2.

POI, F=1, U=1000, V=500, U2=2000, V2=1500, M2=200;

In this case a point is generated 200 mm from the second point in the direction perpendicular to the line from the first point to the second.

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