Synopsis

PDX_MSGT gdx_ApproxSurface(long option, MDA_PTR db_ptr)

Purpose

Linear approximate GDX surface entity

Description

Perform linear approximation of a GDX surface entity within the GDX linear approximation subsystem workspace. The GDX linear approximation must have been previously allocated before approximation can be performed (See gdx_AllocateApprox).

Input

option

Not used

db_ptr

The GDX surface entity database pointer

Tolerances

      CONVERGE_TOL
      ZERO_TOL
      MODEL_SPACE_PNT_TOL
      PARM_SPACE_PNT_TOL
      PNT_PROJ_TOL
      ANGLE_TOL
      COLLINEAR_TOL
      COPLANAR_TOL
      .fi

Return

      GDX_NOERR
      Low level error return
      .fi