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<TITLE>mqc_pdqcad_normalFlappingAngle</TITLE>
<H1>mqc_pdqcad_normalFlappingAngle</H1><H4>Synopsis</H4><PRE><FONT COLOR = blue>Defun: mqc_pdqcad_normalFlappingAngle(
       List, $geometry_set,
       List, $topo_tolerances,
       List, $checking_criteria,
       Number, $normal_flapping_angle,
       Name, $log_option,
       String, $message )
@{...} Integer;

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<B>Description:</B>
Check normal flapping angle along the constant U or V iso parameter curve
on a face with B-surface geometry.

<B>Input:</B>
  (List)      geometry_set          - List of geometry set
                                      {all in part option, {geometry entities}}
  (List)      topo_tolerances       - List of topological tolerances
                                      {distance topological tolerance,
                                       tangent angle topological tolerance,
                                       curvature topological tolerance}
  (List)      checking_criteria     - List of checking criteria.
  (Number)    normal_flapping_angle - [0.0, 180.0]
  (Name)      log_option            - LOG_ERROR, LOG_WARNING, LOG_INFO, LOG_NONE.
  (String)    message               - Character string of error, warning, or info.

<B>Input Arguments:</B>
geometry_set - List of geometry set
topo_tolerances - List of topological tolerances
checking_criteria - List of checking criteria.
normal_flapping_angle - [0.0, 180.0]
log_option - LOG_ERROR, LOG_WARNING, LOG_INFO, LOG_NONE.
message - Character string of error, warning, or info

<B>Returns:</B>
0      -  Passed: No error.
     non 0  -  Error: Found face with excessive normal flapping angle.
Note:
   Objects logged - Faces with maximum flapping angle between two points.
                  u (0) or v (1) direction
                  point 1 and point 2
                  normal at point 1 and normal at point 2

<B>See Also:</B>
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