cgma
PeriodicParamTool.hpp
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00001 //- Class: PeriodicParamTool
00002 //-------------------------------------------------------------------------
00003 // Filename      : PeriodicParamTool.cpp
00004 //
00005 // Purpose       : Handles surfaces that have a periodic parameterization
00006 //                 Uses, but modifies, the underlying engine parameterization
00007 //
00008 // Creator       : Ray J. Meyers
00009 //
00010 // Creation Date : 12/15/2008
00011 //
00012 // Owner         : Ray J. Meyers
00013 //-------------------------------------------------------------------------
00014 
00015 #ifndef PERIODIC_PARAM_TOOL_HPP
00016 #define PERIODIC_PARAM_TOOL_HPP
00017 
00018 #include "ParamTool.hpp"
00019 #include "CGMGeomConfigure.h"
00020 
00021 class Surface;
00022 class CubitVector;
00023 class CubitNode;
00024 template <class X> class DLIList;
00025 
00026 class CUBIT_GEOM_EXPORT PeriodicParamTool : public ParamTool
00027 {
00028 public:
00029 
00030     //- constructor
00031     PeriodicParamTool(Surface *surf);
00032 
00033     //- destructor
00034     ~PeriodicParamTool();
00035     
00036     CubitStatus set_up_space(double u_period, double v_period, double u_offset, double v_offset);
00037 
00038     CubitStatus transform_to_uv(const CubitVector &xyz_location, CubitVector &uv_location);
00039 
00040     CubitStatus transform_to_xyz(CubitVector &xyz_location, const CubitVector &uv_location);
00041 
00042   void mirror_surface( bool true_false);
00043 
00044   CubitStatus uv_derivitives( double u_param, double v_param, 
00045         CubitVector &du, CubitVector &dv );
00046 
00047 private:
00048 
00049     Surface *refSurf;
00050     double uPeriod;
00051     double vPeriod;
00052     double uOffset;
00053     double vOffset;
00054   bool mirrorSurface;
00055 
00056     //- reference surface
00057 };
00058 
00059 #endif // PARAM_TOOL_HPP
00060 
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