1 /* Project 16 Source Code~
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2 * Copyright (C) 2012-2017 sparky4 & pngwen & andrius4669 & joncampbell123 & yakui-lover
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4 * This file is part of Project 16.
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6 * Project 16 is free software; you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation; either version 3 of the License, or
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9 * (at your option) any later version.
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11 * Project 16 is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>, or
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18 * write to the Free Software Foundation, Inc., 51 Franklin Street,
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19 * Fifth Floor, Boston, MA 02110-1301 USA.
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26 #include "src/lib/16_head.h"
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27 #include <hw/8254/8254.h> /* 8254 timer */
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28 #include <hw/adlib/adlib.h>
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30 #define MIN_REGISTER 0x01
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31 #define MAX_REGISTER 0xF5
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32 #define ADLIB_FM_ADDRESS 0x388 /* adlib address/status register */
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33 #define ADLIB_FM_DATA 0x389 /* adlib data register */
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36 * FM Instrument definition for .SBI files - SoundBlaster instrument
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37 * - these are the important parts - we will skip the header, but since
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38 * I am not sure where it starts and ends so I have had to guess.
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39 * However it SEEMS! to work. Each array has two values, one for
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43 byte SoundCharacteristic[2]; /* modulator frequency multiple... */
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44 byte Level[2]; /* modulator frequency level... */
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45 byte AttackDecay[2]; /* modulator attack/decay... */
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46 byte SustainRelease[2]; /* modulator sustain/release... */
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47 byte WaveSelect[2]; /* output waveform distortion */
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48 byte Feedback; /* feedback algorithm and strength */
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52 void opl2out(word reg, word data);
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53 void opl3out(word reg, word data);
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54 void opl3exp(word data);
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56 void FMReset(void/*int percusiveMode*/);
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57 void FMKeyOff(int voice);
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58 void FMKeyOn(int voice, int freq, int octave);
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59 void FMSetVoice(int voiceNum, FMInstrument *ins);
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61 #endif /*__16_SND_H_*/
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