A portable, open-source, coherent noise-generating library for C++

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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