/* * Copyright (C) 2013-2014 Nuke.YKT * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /* Nuked Yamaha YMF262(aka OPL3) emulator. Thanks: MAME Development Team: Feedback and Rhythm part calculation information. forums.submarine.org.uk(carbon14, opl3): Tremolo and phase generator calculation information. */ //version 1.4.2 #include "opl.h" #include "muslib.h" typedef uintptr_t Bitu; typedef intptr_t Bits; typedef DWORD Bit32u; typedef SDWORD Bit32s; typedef WORD Bit16u; typedef SWORD Bit16s; typedef BYTE Bit8u; typedef SBYTE Bit8s; struct channel { Bit8u con; Bit8u chtype; Bit8u alg; Bit16u offset; Bit8u feedback; Bit16u cha, chb, chc, chd; Bit16s out; Bit16u f_number; Bit8u block; Bit8u ksv; float panl; float panr; }; struct slot { Bit32u PG_pos; Bit32u PG_inc; Bit16s EG_out; Bit8u eg_inc; Bit8u eg_gen; Bit8u eg_gennext; Bit16u EG_mout; Bit8u EG_ksl; Bit8u EG_ar; Bit8u EG_dr; Bit8u EG_sl; Bit8u EG_rr; Bit8u EG_state; Bit8u EG_type; Bit16s out; Bit16s *mod; Bit16s prevout[2]; Bit16s fbmod; Bit16u offset; Bit8u mult; Bit8u vibrato; Bit8u tremolo; Bit8u ksr; Bit8u EG_tl; Bit8u ksl; Bit8u key; Bit8u waveform; }; struct chip { Bit8u opl_memory[0x200]; Bit8u newm; Bit8u nts; Bit8u rhythm; Bit8u dvb; Bit8u dam; Bit32u noise; Bit16u vib_pos; Bit16u timer; Bit8u trem_inc; Bit8u trem_tval; Bit8u trem_dir; Bit8u trem_val; channel Channels[18]; slot OPs[36]; Bit16s zm; }; class NukedOPL3 : public OPLEmul { private: chip opl3; bool FullPan; public: void Reset(); void Update(float* sndptr, int numsamples); void WriteReg(int reg, int v); void SetPanning(int c, float left, float right); NukedOPL3(bool stereo); };