Synopsis

PDX_MSGT gdx_SurfaceToLoop(long option, MDA_PTR gdx_surf_ptr, MDA_PTR *gdx_loop_ptr)

Purpose

Generate a Loop representing the outer boundary of the surface.

Description

Generate a Loop consisting of the outer oundary of the surface.

Input

option

GDX_NOOPT

Create both model and parm curves in the GDX Loop

GDX_NOPARM

Only create the model curves in the GDX Loop

gdx_surf_ptr

Surface from which to create boundary loop.

Output

gdx_loop_ptr

Resulting loop.

Tolerances

      MODEL_SPACE_PNT_TOL
      .fi

Return

      GDX_NOERR
      Low level error return
      .fi