# Synopsis

PDX_MSGT igeo_Reverse104(long option, MDA_PTR db_ptr)

# Purpose

Reverse an IGES conic curve defintion

# Description

Reverses the conic curve such that the start point becomes the endpoint and vice versa. The reversal is accomplished by creating a mirror matrix and reversing the conic such that the IGES conic definition is valid, but the conic after mirroring is in the reversed direction. The IGES conic curve entity must be a valid IGES definition.

# Input

## option

(Not used)

## db_ptr

The valid IGES 104 conic curve entity database pointer

# Return

          IGEO_NOERR
          Low level error return
          .fi