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voronoi.h

00001 // voronoi.h
00002 //
00003 // Copyright (C) 2003, 2004 Jason Bevins
00004 //
00005 // This library is free software; you can redistribute it and/or modify it
00006 // under the terms of the GNU Lesser General Public License as published by
00007 // the Free Software Foundation; either version 2.1 of the License, or (at
00008 // your option) any later version.
00009 //
00010 // This library is distributed in the hope that it will be useful, but WITHOUT
00011 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00012 // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
00013 // License (COPYING.txt) for more details.
00014 //
00015 // You should have received a copy of the GNU Lesser General Public License
00016 // along with this library; if not, write to the Free Software Foundation,
00017 // Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00018 //
00019 // The developer's email is jlbezigvins@gmzigail.com (for great email, take
00020 // off every 'zig'.)
00021 //
00022 
00023 #ifndef NOISE_MODULE_VORONOI_H
00024 #define NOISE_MODULE_VORONOI_H
00025 
00026 #include "modulebase.h"
00027 
00028 namespace noise
00029 {
00030 
00031   namespace module
00032   {
00033 
00036 
00039 
00042 
00045     const double DEFAULT_VORONOI_DISPLACEMENT = 1.0;
00046 
00049     const double DEFAULT_VORONOI_FREQUENCY = 1.0;
00050 
00053     const int DEFAULT_VORONOI_SEED = 0;
00054 
00090     class Voronoi: public Module
00091     {
00092 
00093       public:
00094 
00105         Voronoi ();
00106 
00119         void EnableDistance (bool enable = true)
00120         {
00121           m_enableDistance = enable;
00122         }
00123 
00132         double GetDisplacement () const
00133         {
00134           return m_displacement;
00135         }
00136 
00143         double GetFrequency () const
00144         {
00145           return m_frequency;
00146         }
00147 
00148         virtual int GetSourceModuleCount () const
00149         {
00150           return 0;
00151         }
00152 
00160         int GetSeed () const
00161         {
00162           return m_seed;
00163         }
00164 
00175         bool IsDistanceEnabled () const
00176         {
00177           return m_enableDistance;
00178         }
00179 
00180         virtual double GetValue (double x, double y, double z) const;
00181 
00190         void SetDisplacement (double displacement)
00191         {
00192           m_displacement = displacement;
00193         }
00194 
00201         void SetFrequency (double frequency)
00202         {
00203           m_frequency = frequency;
00204         }
00205 
00213         void SetSeed (int seed)
00214         {
00215           m_seed = seed;
00216         }
00217 
00218       protected:
00219 
00221         double m_displacement;
00222 
00225         bool m_enableDistance;
00226 
00228         double m_frequency;
00229 
00232         int m_seed;
00233 
00234     };
00235 
00237 
00239 
00241 
00242   }
00243 
00244 }
00245 
00246 #endif