FUNCTION nmsf_curve_check

(* SCHEMA step_merged_ap_schema; *)
-- DIFF IN AP214
-- DIFF IN AP203e2
-- DIFF IN AP238 STEP-NC
-- DIFF IN AP232
-- IN AP203e2/AP214/AP232/AP238 STEP-NC/AP242
FUNCTION nmsf_curve_check
      (cv : representation_item ) : BOOLEAN;
      IF SIZEOF([ 'STEP_MERGED_AP_SCHEMA.BOUNDED_CURVE', 'STEP_MERGED_AP_SCHEMA.CONIC', 'STEP_MERGED_AP_SCHEMA.CURVE_REPLICA', 'STEP_MERGED_AP_SCHEMA.LINE', 'STEP_MERGED_AP_SCHEMA.OFFSET_CURVE_3D' ] * TYPEOF(cv)) > 1 THEN
         RETURN (FALSE);
      ELSE
         IF ('STEP_MERGED_AP_SCHEMA.B_SPLINE_CURVE' IN TYPEOF(cv)) AND (cv\b_spline_curve.self_intersect = FALSE) OR (cv\b_spline_curve.self_intersect = UNKNOWN) THEN
            RETURN (TRUE);
         ELSE
            IF SIZEOF([ 'STEP_MERGED_AP_SCHEMA.CONIC', ('STEP_MERGED_AP_SCHEMA.' + 'LINE') ] * TYPEOF(cv)) = 1 THEN
               RETURN (TRUE);
            ELSE
               IF 'STEP_MERGED_AP_SCHEMA.CURVE_REPLICA' IN TYPEOF(cv) THEN
                  RETURN (nmsf_curve_check(cv\curve_replica.parent_curve));
               ELSE
                  IF (('STEP_MERGED_AP_SCHEMA.OFFSET_CURVE_3D' IN TYPEOF(cv)) AND ((cv\offset_curve_3d.self_intersect = FALSE) OR (cv\offset_curve_3d.self_intersect = UNKNOWN))) AND NOT ('STEP_MERGED_AP_SCHEMA.POLYLINE' IN TYPEOF(cv\offset_curve_3d.basis_curve)) THEN
                     RETURN (nmsf_curve_check(cv\offset_curve_3d.basis_curve));
                  ELSE
                     IF 'STEP_MERGED_AP_SCHEMA.PCURVE' IN TYPEOF(cv) THEN
                        RETURN (nmsf_curve_check(cv\pcurve.reference_to_curve\representation.items[1]) AND nmsf_surface_check(cv\pcurve.basis_surface));
                     ELSE
                        IF 'STEP_MERGED_AP_SCHEMA.SURFACE_CURVE' IN TYPEOF(cv) THEN
                           IF nmsf_curve_check(cv\surface_curve.curve_3d) THEN
                              REPEAT i := 1 TO SIZEOF(cv\surface_curve.associated_geometry) BY 1;
                                 IF 'STEP_MERGED_AP_SCHEMA.SURFACE' IN TYPEOF(cv\surface_curve.associated_geometry[i]) THEN
                                    IF NOT nmsf_surface_check(cv\surface_curve.associated_geometry[i]) THEN
                                       RETURN (FALSE);
                                    END_IF;
                                 ELSE
                                    IF 'STEP_MERGED_AP_SCHEMA.PCURVE' IN TYPEOF(cv\surface_curve.associated_geometry[i]) THEN
                                       IF NOT nmsf_curve_check(cv\surface_curve.associated_geometry[i]) THEN
                                          RETURN (FALSE);
                                       END_IF;
                                    END_IF;
                                 END_IF;
                              END_REPEAT;
                              RETURN (TRUE);
                           END_IF;
                        ELSE
                           IF 'STEP_MERGED_AP_SCHEMA.POLYLINE' IN TYPEOF(cv) THEN
                              IF SIZEOF(cv\polyline.points) >= 3 THEN
                                 RETURN (TRUE);
                              END_IF;
                           END_IF;
                        END_IF;
                     END_IF;
                  END_IF;
               END_IF;
            END_IF;
         END_IF;
      END_IF;
      RETURN (FALSE);
END_FUNCTION;

Referenced By

Defintion nmsf_curve_check is references by the following definitions:
DefinitionType
 nmsf_surface_check FUNCTION
 non_manifold_surface_shape_representation ENTITY


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2017-01-19T11:17:24-05:00