00001 #ifndef INCLUDE_ENVELOPE_H 00002 #define INCLUDE_ENVELOPE_H 00003 /* 00004 * This is the Loris C++ Class Library, implementing analysis, 00005 * manipulation, and synthesis of digitized sounds using the Reassigned 00006 * Bandwidth-Enhanced Additive Sound Model. 00007 * 00008 * Loris is Copyright (c) 1999-2007 by Kelly Fitz and Lippold Haken 00009 * 00010 * This program is free software; you can redistribute it and/or modify 00011 * it under the terms of the GNU General Public License as published by 00012 * the Free Software Foundation; either version 2 of the License, or 00013 * (at your option) any later version. 00014 * 00015 * This program is distributed in the hope that it will be useful, 00016 * but WITHOUT ANY WARRANTY, without even the implied warranty of 00017 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00018 * GNU General Public License for more details. 00019 * 00020 * You should have received a copy of the GNU General Public License 00021 * along with this program; if not, write to the Free Software 00022 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00023 * 00024 * 00025 * Envelope.h 00026 * 00027 * Definition of abstract interface class Envelope. 00028 * 00029 * Kelly Fitz, 21 July 2000 00030 * loris@cerlsoundgroup.org 00031 * 00032 * http://www.cerlsoundgroup.org/Loris/ 00033 * 00034 */ 00035 00036 // begin namespace 00037 namespace Loris { 00038 00039 // --------------------------------------------------------------------------- 00040 // class Envelope 00041 // 00054 // 00055 class Envelope 00056 { 00057 // -- public interface -- 00058 public: 00059 // -- construction -- 00060 00061 // allow compiler to generate constructors 00062 00064 virtual ~Envelope( void ); 00065 00066 // -- Envelope interface -- 00067 00070 virtual Envelope * clone( void ) const = 0; 00071 00073 virtual double valueAt( double x ) const = 0; 00074 00075 }; // end of abstract class Envelope 00076 00077 } // end of namespace Loris 00078 00079 #endif /* ndef INCLUDE_ENVELOPE_H */
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