Blender V2.61 - r43446

AUD_SinusReader.h

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00001 /*
00002  * ***** BEGIN GPL LICENSE BLOCK *****
00003  *
00004  * Copyright 2009-2011 Jörg Hermann Müller
00005  *
00006  * This file is part of AudaSpace.
00007  *
00008  * Audaspace is free software; you can redistribute it and/or modify
00009  * it under the terms of the GNU General Public License as published by
00010  * the Free Software Foundation; either version 2 of the License, or
00011  * (at your option) any later version.
00012  *
00013  * AudaSpace is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016  * GNU General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU General Public License
00019  * along with Audaspace; if not, write to the Free Software Foundation,
00020  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00021  *
00022  * ***** END GPL LICENSE BLOCK *****
00023  */
00024 
00030 #ifndef AUD_SINUSREADER
00031 #define AUD_SINUSREADER
00032 
00033 #include "AUD_IReader.h"
00034 #include "AUD_Buffer.h"
00035 
00040 class AUD_SinusReader : public AUD_IReader
00041 {
00042 private:
00046     const float m_frequency;
00047 
00051     int m_position;
00052 
00056     const AUD_SampleRate m_sampleRate;
00057 
00058     // hide copy constructor and operator=
00059     AUD_SinusReader(const AUD_SinusReader&);
00060     AUD_SinusReader& operator=(const AUD_SinusReader&);
00061 
00062 public:
00068     AUD_SinusReader(float frequency, AUD_SampleRate sampleRate);
00069 
00070     virtual bool isSeekable() const;
00071     virtual void seek(int position);
00072     virtual int getLength() const;
00073     virtual int getPosition() const;
00074     virtual AUD_Specs getSpecs() const;
00075     virtual void read(int& length, bool& eos, sample_t* buffer);
00076 };
00077 
00078 #endif //AUD_SINUSREADER