# SUBSYSTEM OVERVIEW

GDX Creation (GCR) Subsystem

The GCR subsystem provides creation functions for creating GDX entities.

# GCR FUNCTIONS LISTED BY GDX TF

       GDX_ARC "Parametric Circular Arc":
          gcr_Arc
       GDX_COMP_CURVE "Composite Curve":
          gcr_CompCurve
       GDX_CONE "Conical Surface":
          gcr_Cone
       GDX_CONIC "Parametric Conic Arc":
          gcr_EllipticalConic
          gcr_HyperbolicConic
          gcr_ParabolicConic
       GDX_CYLINDER "Cylindrical Surface":
          gcr_Cylinder
       GDX_EDGE "Edge":
          gcr_Edge
       GDX_EDGE_CURVE "Edge Curve":
          gcr_EdgeCurve
       GDX_EXT_SURF "Extruded Surface":
          gcr_ExtSurf
       GDX_FACE "Face":
          gcr_Face
       GDX_LOOP "Loop":
          gcr_Loop
       GDX_MODEL_VAR "Model Variables":
          gcr_ModelVar
       GDX_NURB_CURVE "General Rational B-Spline Curve":
          gcr_NurbCurve
       GDX_NURB_SURF "General Rational B-Spline Surface":
          gcr_NurbSurf
       GDX_OFFSET_CURVE "Offset Curve":
          gcr_OffsetCurve
       GDX_OFFSET_SURF "Offset Surface":
          gcr_OffsetSurf
       GDX_PLANE "Plane Surface":
          gcr_Plane
       GDX_POLY_SHELL "Polygon Shell Surface":
          gcr_PolyShell
       GDX_POLYLINE "Polyline Curve":
          gcr_Polyline
       GDX_RECT_MESH "Rectangular Surface Point Mesh":
          gcr_RectMesh
       GDX_REV_SURF "Revolved Surface":
          gcr_RevSurf
       GDX_RULED_SURF "Ruled Surface":
          gcr_RuledSurf
       GDX_SHELL "Shell":
          gcr_Shell
       GDX_SOLID "Solid":
          gcr_Solid
       GDX_SPHERE "Spherical Surface":
          gcr_Sphere
       GDX_SPLINE_CURVE "Parametric Spline Curve":
          gcr_SplineCurve
       GDX_SPLINE_SURF "Parametric Spline Surface":
          gcr_SplineSurf
       GDX_TORUS "Toroidal Surface":
          gcr_Torus
       GDX_TRIM_CURVE "Trim Curve":
          gcr_TrimCurve
       GDX_TRIM_SURF "Trim Surface":
          gcr_TrimSurf
       GDX_VERTEX "Vertex":
          gcr_Vertex