PERTAG Process

To access this process:

See this process in the Command Table.

Process Overview

Update the TAGs in a perimeter and a TAG file.

Updates the values of points in an input perimeter file by comparison with a reference TAG file. A match is found if a reference TAG is within a distance MAXSEP, otherwise a new tag is added to the file with the coordinates of the point and the maximum TAG value incremented by 1.

Input Files

Name

Description

I/O Status

Required

Type

PERIMIN

Input perimeter file. Required fields are XP, YP and ZP.

Input

Yes

String

TAGFILE

Overwritten

Yes

Undefined

Input and output tag file - will be created if it doesn't already exist. Required fields are XP, YP, ZP and TAGFIELD.

Output Files

Name

I/O Status

Required

Type

Description

PERIMOUT

Output

Yes

String

Output perimeter file. Will contain all fields in PERIMIN, plus TAGFIELD if not already there.

Fields

Name

Description

Source

Required

Type

Default

TAGFIELD

Name of numeric field to be used for tag numbers.

TAGFILE

Yes

Numeric

Undefined

Parameters

Name

Description

Required

Default

Range

Values

MAXSEP

The maximum distance between two points for them to be regarded as being in the same position.

Yes

Undefined

Undefined

Undefined