Synopsis

PDX_MSGT gdx_ConvertPolylineToNurbCurve(long option, MDA_PTR gdx_poly_db_ptr, int model, void *gdx_nurb_curve)

Purpose

Convert a GDX polyline to a GDX NURB Curve

Description

Converts a GDX polyline entity to a GDX NURB Curve entity.

If a conversion error occurs any data created during the conversion is deleted and no GDX NURB Curve is created.

The GDX polyline entity must be a valid GDX definition.

The conversion is exact to the precision of the input data and to machine precision.

Input

option

GDX_COMMIT

Commit the GDX NURB Curve to the database

gdx_poly_db_ptr

The valid GDX polyline entity database pointer

model

The model to create the GDX NURB Curve in

Output

gdx_nurb_curve

The GDX NURB Curve entity database pointer or the GDX NURB curve entity structure

Return

      GDX_NOERR
      GDX_INVALIDENTITYTYPE
      GDX_INVALIDMODEL
      GDX_NOMEMORY
      Low level error return
      .fi