A portable, open-source, coherent noise-generating library for C++
Main Page | Modules | Class Hierarchy | Class List | File List | Class Members # curve.h
    00001 // curve.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_CURVE_H
    00024 #define NOISE_MODULE_CURVE_H
    00025
    00026 #include "modulebase.h"
    00027
    00028 namespace noise
    00029 {
    00030
    00031   namespace module
    00032   {
    00033
    00036
    00040     struct ControlPoint
    00041     {
    00042
    00044       double inputValue;
    00045
    00047       double outputValue;
    00048
    00049     };
    00050
    00053
    00056
    00081     class Curve: public Module
    00082     {
    00083
    00084       public:
    00085
    00087         Curve ();
    00088
    00090         ~Curve ();
    00091
    00103         void AddControlPoint (double inputValue, double outputValue);
    00104
    00108         void ClearAllControlPoints ();
    00109
    00120         const ControlPoint* GetControlPointArray () const
    00121         {
    00122           return m_pControlPoints;
    00123         }
    00124
    00128         int GetControlPointCount () const
    00129         {
    00130           return m_controlPointCount;
    00131         }
    00132
    00133         virtual int GetSourceModuleCount () const
    00134         {
    00135           return 1;
    00136         }
    00137
    00138         virtual double GetValue (double x, double y, double z) const;
    00139
    00140       protected:
    00141
    00158         int FindInsertionPos (double inputValue);
    00159
    00176         void InsertAtPos (int insertionPos, double inputValue,
    00177           double outputValue);
    00178
    00180         int m_controlPointCount;
    00181
    00183         ControlPoint* m_pControlPoints;
    00184
    00185     };
    00186
    00188
    00190
    00192
    00193   }
    00194
    00195 }
    00196
    00197 #endif