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GEOMETRY_SCHEMA (jsdai.SGeometry_schema)

FUNCTION surface_weights_positive
          (b : rational_b_spline_surface) : BOOLEAN;

LOCAL
     result        : BOOLEAN := TRUE;
   END_LOCAL;
   
   REPEAT  i := 0 TO  b.u_upper;
     REPEAT j := 0 TO b.v_upper;
       IF (b.weights[i][j] <= 0.0)  THEN
         result := FALSE;
         RETURN(result);
       END_IF;
     END_REPEAT;
   END_REPEAT;
   RETURN(result);

END_FUNCTION; -- surface_weights_positive
public class FSurface_weights_positive
          public static Value run(SdaiContext _context, Value b)