82 lines
2.2 KiB
C++
82 lines
2.2 KiB
C++
/******************************************************************************/
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/* Mednafen - Multi-system Emulator */
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/******************************************************************************/
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/* sound.h - WonderSwan Sound Emulation
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** Copyright (C) 2007-2016 Mednafen Team
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**
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** This program is free software; you can redistribute it and/or
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** modify it under the terms of the GNU General Public License
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** as published by the Free Software Foundation; either version 2
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** of the License, or (at your option) 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, Inc.,
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** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __WSWAN_SOUND_H
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#define __WSWAN_SOUND_H
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#include <stdint.h>
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class WSwan
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{
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public:
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int32_t SoundFlush(int16_t *SoundBuf, const int32_t MaxSoundFrames);
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// void SoundInit(void);
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// void SoundKill(void);
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// void SetSoundMultiplier(double multiplier);
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// bool SetSoundRate(uint32_t rate);
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void SoundWrite(uint32_t, uint8_t);
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uint8_t SoundRead(uint32_t);
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void SoundReset(void);
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// void SoundCheckRAMWrite(uint32_t A);
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void SoundUpdate(uint32_t);
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void RAMWrite(uint32_t, uint8_t);
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int32_t sample_cache[4][2];
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private:
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// Blip_Synth<blip_good_quality, 4096> WaveSynth;
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// Blip_Buffer *sbuf[2] = { NULL };
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int32_t sbuf[2];
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uint16_t period[4];
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uint8_t volume[4]; // left volume in upper 4 bits, right in lower 4 bits
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uint8_t voice_volume;
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uint8_t sweep_step, sweep_value;
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uint8_t noise_control;
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uint8_t control;
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uint8_t output_control;
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int32_t sweep_8192_divider;
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uint8_t sweep_counter;
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uint8_t SampleRAMPos;
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int32_t last_v_val;
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uint8_t HyperVoice;
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int32_t last_hv_val[2];
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uint8_t HVoiceCtrl, HVoiceChanCtrl;
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int32_t period_counter[4];
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// int32_t last_val[4][2]; // Last outputted value, l&r
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uint8_t sample_pos[4];
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uint16_t nreg;
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uint32_t last_ts;
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uint8_t wsRAM[64];
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};
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#endif
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