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https://github.com/ekeeke/Genesis-Plus-GX.git
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f2a7b4cb8a
--------------- * added support for CUE files * added CD-DA tracks emulation (needs CUE+BIN or ISO+WAV images) * added CD fader emulation * added CDD "Fast FW" & "Fast RW" commands emulation * improved CDD TOC emulation (random freezes in Sonic CD, Switch/Panic, Final Fight CD and probably many others) * improved PCM chip synchronization with SUB-CPU (missing speeches in Willy Beamish) * fixed PCM chip emulation (random hangs in Snatcher, missing sound effects in Switch/Panic, Final Fight CD, Wonderdog...) * fixed Word-RAM memory mode on soft-reset (missing logo gfx effects) * fixed SUB-CPU access to unused areas when using PC-relative instructions (Final Fight CD first boss random crash) * fixed CPU idle loop detection on memory mode register access (Pugsy CD first boss slowdown) * fixed Mode 1 emulation (cartridge boot mode) [Core/Sound] --------------- * replaced FIR resampler by Blip Buffer for FM resampling * modified SN76489 core for use of Blip Buffer * improved PSG & FM chips synchronization using Blip Buffer * added Game Gear PSG stereo support * fixed SG-1000 specific PSG noise * fixed YM2612 LFO AM waveform (California Games surfing event) * fixed YM2612 phase precision * minor optimizations to YM2612 core [Core/Game Gear] --------------- * added support for CJ Elephant Fugitive (recently released by SMS Power) * added Game Gear extended screen option [Core/Genesis] --------------- * added support for a few recently dumped (but unreleased) games [Core/General] --------------- * improved ROM & CD image file loading * various code cleanup [Gamecube/Wii] --------------- * added automatic disc swap feature * removed automatic frameskipping (no use) * improved general audio/video sync * various code cleanup & bugfixes
24 lines
579 B
C
24 lines
579 B
C
/*
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**
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** File: ym2413.c - software implementation of YM2413
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** FM sound generator type OPLL
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**
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** Copyright (C) 2002 Jarek Burczynski
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**
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** Version 1.0
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**
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*/
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#ifndef _H_YM2413_
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#define _H_YM2413_
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extern void YM2413Init(void);
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extern void YM2413ResetChip(void);
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extern void YM2413Update(int *buffer, int length);
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extern void YM2413Write(unsigned int a, unsigned int v);
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extern unsigned int YM2413Read(unsigned int a);
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extern unsigned char *YM2413GetContextPtr(void);
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extern unsigned int YM2413GetContextSize(void);
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#endif /*_H_YM2413_*/
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