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66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
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// VisualBoyAdvance - Nintendo Gameboy/GameboyAdvance (TM) emulator.
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// Copyright (C) 2008 VBA-M development team
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2, or(at your option)
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// any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software Foundation,
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// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#ifndef __VBA_SOUND_DRIVER_H__
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#define __VBA_SOUND_DRIVER_H__
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#include "Types.h"
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/**
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* Sound driver abstract interface for the core to use to output sound.
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* Subclass this to implement a new sound driver.
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*/
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class SoundDriver
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{
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public:
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/**
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* Destructor. Free the resources allocated by the sound driver.
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*/
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virtual ~SoundDriver() { };
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/**
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* Initialize the sound driver.
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* @param sampleRate In Hertz
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*/
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virtual bool init(long sampleRate) = 0;
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/**
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* Tell the driver that the sound stream has paused
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*/
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virtual void pause() = 0;
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/**
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* Reset the sound driver
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*/
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virtual void reset() = 0;
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/**
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* Tell the driver that the sound stream has resumed
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*/
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virtual void resume() = 0;
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/**
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* Write length bytes of data from the finalWave buffer to the driver output buffer.
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*/
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virtual void write(u16 * finalWave, int length) = 0;
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virtual void setThrottle(unsigned short throttle) { };
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};
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#endif // __VBA_SOUND_DRIVER_H__
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