mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-22 09:49:11 +00:00
74560278b2
This is now like in the original and helps comparing register writes against DOSBox's behavior.
788 lines
21 KiB
C++
788 lines
21 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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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* 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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* 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
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "scumm/player_v2cms.h"
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#include "scumm/scumm.h"
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#include "audio/mididrv.h"
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#include "audio/mixer.h"
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#include "audio/softsynth/cms.h"
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namespace Scumm {
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Player_V2CMS::Player_V2CMS(ScummEngine *scumm, Audio::Mixer *mixer)
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: Player_V2Base(scumm, mixer, true), _cmsVoicesBase(), _cmsVoices(),
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_cmsChips(), _midiDelay(0), _octaveMask(0), _looping(0), _tempo(0),
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_tempoSum(0), _midiData(0), _midiSongBegin(0), _musicTimer(0),
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_musicTimerTicks(0), _voiceTimer(0), _loadedMidiSong(0),
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_outputTableReady(0), _midiChannel(), _midiChannelUse() {
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setMusicVolume(255);
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memset(_sfxFreq, 0xFF, sizeof(_sfxFreq));
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memset(_sfxAmpl, 0x00, sizeof(_sfxAmpl));
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memset(_sfxOctave, 0x66, sizeof(_sfxOctave));
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_cmsVoices[0].amplitudeOutput = &_cmsChips[0].ampl[0];
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_cmsVoices[0].freqOutput = &_cmsChips[0].freq[0];
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_cmsVoices[0].octaveOutput = &_cmsChips[0].octave[0];
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_cmsVoices[1].amplitudeOutput = &_cmsChips[0].ampl[1];
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_cmsVoices[1].freqOutput = &_cmsChips[0].freq[1];
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_cmsVoices[1].octaveOutput = &_cmsChips[0].octave[0];
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_cmsVoices[2].amplitudeOutput = &_cmsChips[0].ampl[2];
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_cmsVoices[2].freqOutput = &_cmsChips[0].freq[2];
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_cmsVoices[2].octaveOutput = &_cmsChips[0].octave[1];
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_cmsVoices[3].amplitudeOutput = &_cmsChips[0].ampl[3];
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_cmsVoices[3].freqOutput = &_cmsChips[0].freq[3];
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_cmsVoices[3].octaveOutput = &_cmsChips[0].octave[1];
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_cmsVoices[4].amplitudeOutput = &_cmsChips[1].ampl[0];
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_cmsVoices[4].freqOutput = &_cmsChips[1].freq[0];
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_cmsVoices[4].octaveOutput = &_cmsChips[1].octave[0];
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_cmsVoices[5].amplitudeOutput = &_cmsChips[1].ampl[1];
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_cmsVoices[5].freqOutput = &_cmsChips[1].freq[1];
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_cmsVoices[5].octaveOutput = &_cmsChips[1].octave[0];
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_cmsVoices[6].amplitudeOutput = &_cmsChips[1].ampl[2];
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_cmsVoices[6].freqOutput = &_cmsChips[1].freq[2];
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_cmsVoices[6].octaveOutput = &_cmsChips[1].octave[1];
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_cmsVoices[7].amplitudeOutput = &_cmsChips[1].ampl[3];
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_cmsVoices[7].freqOutput = &_cmsChips[1].freq[3];
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_cmsVoices[7].octaveOutput = &_cmsChips[1].octave[1];
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// inits the CMS Emulator like in the original
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_cmsEmu = new CMSEmulator(_sampleRate);
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for (int i = 0, cmsPort = 0x220; i < 2; cmsPort += 2, ++i) {
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for (int off = 0; off < 13; ++off) {
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_cmsEmu->portWrite(cmsPort+1, _cmsInitData[off*2]);
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_cmsEmu->portWrite(cmsPort, _cmsInitData[off*2+1]);
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}
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}
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_mixer->playStream(Audio::Mixer::kPlainSoundType, &_soundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true);
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}
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Player_V2CMS::~Player_V2CMS() {
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Common::StackLock lock(_mutex);
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_mixer->stopHandle(_soundHandle);
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delete _cmsEmu;
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}
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void Player_V2CMS::setMusicVolume(int vol) {
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}
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int Player_V2CMS::getMusicTimer() {
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return _midiData ? _musicTimer : Player_V2Base::getMusicTimer();
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}
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void Player_V2CMS::stopAllSounds() {
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Common::StackLock lock(_mutex);
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for (int i = 0; i < 4; i++) {
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clear_channel(i);
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}
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_next_nr = _current_nr = 0;
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_next_data = _current_data = 0;
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_midiData = 0;
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_midiSongBegin = 0;
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_midiDelay = 0;
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_musicTimer = _musicTimerTicks = 0;
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offAllChannels();
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}
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void Player_V2CMS::stopSound(int nr) {
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Common::StackLock lock(_mutex);
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if (_next_nr == nr) {
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_next_nr = 0;
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_next_data = 0;
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}
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if (_current_nr == nr) {
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for (int i = 0; i < 4; i++) {
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clear_channel(i);
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}
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_current_nr = 0;
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_current_data = 0;
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chainNextSound();
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}
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if (_loadedMidiSong == nr) {
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_midiData = 0;
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_midiSongBegin = 0;
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_midiDelay = 0;
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offAllChannels();
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}
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}
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void Player_V2CMS::startSound(int nr) {
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Common::StackLock lock(_mutex);
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byte *data = _vm->getResourceAddress(rtSound, nr);
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assert(data);
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if (data[6] == 0x80) {
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_musicTimer = _musicTimerTicks = 0;
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loadMidiData(data, nr);
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} else {
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int cprio = _current_data ? *(_current_data + _header_len) : 0;
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int prio = *(data + _header_len);
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int nprio = _next_data ? *(_next_data + _header_len) : 0;
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int restartable = *(data + _header_len + 1);
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if (!_current_nr || cprio <= prio) {
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int tnr = _current_nr;
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int tprio = cprio;
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byte *tdata = _current_data;
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chainSound(nr, data);
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nr = tnr;
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prio = tprio;
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data = tdata;
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restartable = data ? *(data + _header_len + 1) : 0;
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}
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if (!_current_nr) {
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nr = 0;
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_next_nr = 0;
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_next_data = 0;
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}
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if (nr != _current_nr
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&& restartable
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&& (!_next_nr
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|| nprio <= prio)) {
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_next_nr = nr;
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_next_data = data;
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}
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}
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}
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void Player_V2CMS::loadMidiData(byte *data, int sound) {
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memset(_midiChannelUse, 0, sizeof(_midiChannelUse));
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memset(_midiChannel, 0, sizeof(_midiChannel));
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_tempo = data[7];
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_looping = data[8];
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byte channels = data[14];
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byte curChannel = 0;
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byte *voice2 = data + 23;
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for (; channels != 0; ++curChannel, --channels, voice2 += 16) {
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if (*(data + 15 + curChannel)) {
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byte channel = *(data + 15 + curChannel) - 1;
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_midiChannelUse[channel] = 1;
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Voice *voiceDef = &_cmsVoicesBase[channel];
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byte attackDecay = voice2[10];
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voiceDef->attack = _attackRate[attackDecay >> 4];
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voiceDef->decay = _decayRate[attackDecay & 0x0F];
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byte sustainRelease = voice2[11];
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voiceDef->sustain = _sustainRate[sustainRelease >> 4];
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voiceDef->release = _releaseRate[sustainRelease & 0x0F];
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if (voice2[3] & 0x40) {
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voiceDef->vibrato = 0x0301;
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if (voice2[13] & 0x40) {
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voiceDef->vibrato = 0x0601;
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}
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} else {
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voiceDef->vibrato = 0;
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}
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if (voice2[8] & 0x80) {
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voiceDef->vibrato2 = 0x0506;
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if (voice2[13] & 0x80) {
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voiceDef->vibrato2 = 0x050C;
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}
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} else {
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voiceDef->vibrato2 = 0;
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}
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if ((voice2[8] & 0x0F) > 1) {
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voiceDef->octadd = 0x01;
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} else {
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voiceDef->octadd = 0x00;
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}
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}
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}
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for (int i = 0; i < 8; ++i) {
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_cmsVoices[i].chanNumber = 0xFF;
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_cmsVoices[i].curVolume = 0;
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_cmsVoices[i].nextVoice = 0;
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}
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_midiDelay = 0;
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memset(_cmsChips, 0, sizeof(MusicChip)*2);
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_midiData = data + 151;
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_midiSongBegin = _midiData + data[9];
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_loadedMidiSong = sound;
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}
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int Player_V2CMS::getSoundStatus(int nr) const {
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return _current_nr == nr || _next_nr == nr || _loadedMidiSong == nr;
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}
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void Player_V2CMS::processMidiData() {
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byte *currentData = _midiData;
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byte command = 0x00;
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int16 temp = 0;
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++_musicTimerTicks;
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if (_musicTimerTicks > 60) {
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_musicTimerTicks = 0;
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++_musicTimer;
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}
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if (!_midiDelay) {
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while (true) {
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if ((command = *currentData++) == 0xFF) {
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if ((command = *currentData++) == 0x2F) {
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if (_looping == 0) {
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currentData = _midiData = _midiSongBegin;
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continue;
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}
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_midiData = _midiSongBegin = 0;
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_midiDelay = 0;
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_loadedMidiSong = 0;
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offAllChannels();
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return;
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} else {
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if (command == 0x58) {
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currentData += 6;
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}
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}
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} else {
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_lastMidiCommand = command;
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if (command < 0x90) {
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clearNote(currentData);
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} else {
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playNote(currentData);
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}
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}
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temp = command = *currentData++;
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if (command & 0x80) {
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temp = (command & 0x7F) << 8;
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command = *currentData++;
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temp |= (command << 1);
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temp >>= 1;
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}
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temp >>= 1;
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int lastBit = temp & 1;
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temp >>= 1;
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temp += lastBit;
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if (temp)
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break;
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}
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_midiData = currentData;
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_midiDelay = temp;
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}
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--_midiDelay;
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if (_midiDelay < 0)
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_midiDelay = 0;
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return;
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}
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int Player_V2CMS::readBuffer(int16 *buffer, const int numSamples) {
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Common::StackLock lock(_mutex);
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uint step = 1;
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int len = numSamples / 2;
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// maybe this needs a complete rewrite
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do {
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if (!(_next_tick >> FIXP_SHIFT)) {
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if (_midiData) {
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--_voiceTimer;
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if (!(_voiceTimer & 0x01))
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playVoice();
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int newTempoSum = _tempo + _tempoSum;
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_tempoSum = newTempoSum & 0xFF;
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if (newTempoSum > 0xFF)
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processMidiData();
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} else {
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nextTick();
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play();
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}
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_next_tick += _tick_len;
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}
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step = len;
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if (step > (_next_tick >> FIXP_SHIFT))
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step = (_next_tick >> FIXP_SHIFT);
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_cmsEmu->readBuffer(buffer, step);
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buffer += 2 * step;
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_next_tick -= step << FIXP_SHIFT;
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} while (len -= step);
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return numSamples;
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}
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void Player_V2CMS::playVoice() {
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if (_outputTableReady) {
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playMusicChips(_cmsChips);
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_outputTableReady = 0;
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}
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_octaveMask = 0xF0;
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Voice2 *voice = 0;
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for (int i = 0; i < 8; ++i) {
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voice = &_cmsVoices[i];
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_octaveMask = ~_octaveMask;
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if (voice->chanNumber != 0xFF) {
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processChannel(voice);
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} else {
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if (!voice->curVolume) {
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*(voice->amplitudeOutput) = 0;
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}
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int volume = voice->curVolume - voice->releaseRate;
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if (volume < 0)
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volume = 0;
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voice->curVolume = volume;
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*(voice->amplitudeOutput) = ((volume >> 4) | (volume & 0xF0)) & voice->channel;
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++_outputTableReady;
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}
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}
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}
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void Player_V2CMS::processChannel(Voice2 *channel) {
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++_outputTableReady;
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switch (channel->nextProcessState) {
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case Voice2::kEnvelopeAttack:
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processAttack(channel);
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break;
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case Voice2::kEnvelopeDecay:
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processDecay(channel);
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break;
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case Voice2::kEnvelopeSustain:
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processSustain(channel);
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break;
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case Voice2::kEnvelopeRelease:
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processRelease(channel);
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break;
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}
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}
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void Player_V2CMS::processRelease(Voice2 *channel) {
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int newVolume = channel->curVolume - channel->releaseRate;
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if (newVolume < 0)
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newVolume = 0;
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channel->curVolume = newVolume;
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processVibrato(channel);
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}
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void Player_V2CMS::processAttack(Voice2 *channel) {
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int newVolume = channel->curVolume + channel->attackRate;
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if (newVolume > channel->maxAmpl) {
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channel->curVolume = channel->maxAmpl;
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channel->nextProcessState = Voice2::kEnvelopeDecay;
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} else {
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channel->curVolume = newVolume;
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}
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processVibrato(channel);
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}
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void Player_V2CMS::processDecay(Voice2 *channel) {
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int newVolume = channel->curVolume - channel->decayRate;
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if (newVolume <= channel->sustainRate) {
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channel->curVolume = channel->sustainRate;
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channel->nextProcessState = Voice2::kEnvelopeSustain;
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} else {
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channel->curVolume = newVolume;
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}
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processVibrato(channel);
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}
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void Player_V2CMS::processSustain(Voice2 *channel) {
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if (channel->unkVibratoRate) {
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int16 volume = channel->curVolume + channel->unkRate;
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if (volume & 0xFF00) {
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volume = int8(volume >> 8);
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volume = -volume;
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}
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channel->curVolume = volume;
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--channel->unkCount;
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if (!channel->unkCount) {
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channel->unkRate = -channel->unkRate;
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channel->unkCount = (channel->unkVibratoDepth & 0x0F) << 1;
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}
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}
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processVibrato(channel);
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}
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void Player_V2CMS::processVibrato(Voice2 *channel) {
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if (channel->vibratoRate) {
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int16 temp = channel->curFreq + channel->curVibratoRate;
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channel->curOctave += (temp & 0xFF00) >> 8;
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channel->curFreq = temp & 0xFF;
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--channel->curVibratoUnk;
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if (!channel->curVibratoUnk) {
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channel->curVibratoRate = -channel->curVibratoRate;
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channel->curVibratoUnk = (channel->vibratoDepth & 0x0F) << 1;
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}
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}
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byte *output = channel->amplitudeOutput;
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*output = ((channel->curVolume >> 4) | (channel->curVolume & 0xF0)) & channel->channel;
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output = channel->freqOutput;
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*output = channel->curFreq;
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output = channel->octaveOutput;
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*output = (((channel->curOctave << 4) | (channel->curOctave & 0x0F)) & _octaveMask) | ((~_octaveMask) & *output);
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}
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void Player_V2CMS::offAllChannels() {
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for (int cmsPort = 0x220, i = 0; i < 2; cmsPort += 2, ++i) {
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for (int off = 1; off <= 10; ++off) {
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_cmsEmu->portWrite(cmsPort+1, _cmsInitData[off*2]);
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_cmsEmu->portWrite(cmsPort, _cmsInitData[off*2+1]);
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}
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}
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}
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Player_V2CMS::Voice2 *Player_V2CMS::getFreeVoice() {
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Voice2 *curVoice = 0;
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Voice2 *selected = 0;
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uint8 volume = 0xFF;
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for (int i = 0; i < 8; ++i) {
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curVoice = &_cmsVoices[i];
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if (curVoice->chanNumber == 0xFF) {
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if (!curVoice->curVolume) {
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selected = curVoice;
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break;
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}
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if (curVoice->curVolume < volume) {
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selected = curVoice;
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volume = selected->curVolume;
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}
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}
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}
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if (selected) {
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selected->chanNumber = _lastMidiCommand & 0x0F;
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uint8 channel = selected->chanNumber;
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Voice2 *oldChannel = _midiChannel[channel];
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_midiChannel[channel] = selected;
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selected->nextVoice = oldChannel;
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}
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return selected;
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}
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void Player_V2CMS::playNote(byte *&data) {
|
|
byte channel = _lastMidiCommand & 0x0F;
|
|
if (_midiChannelUse[channel]) {
|
|
Voice2 *freeVoice = getFreeVoice();
|
|
if (freeVoice) {
|
|
Voice *voice = &_cmsVoicesBase[freeVoice->chanNumber];
|
|
freeVoice->attackRate = voice->attack;
|
|
freeVoice->decayRate = voice->decay;
|
|
freeVoice->sustainRate = voice->sustain;
|
|
freeVoice->releaseRate = voice->release;
|
|
freeVoice->octaveAdd = voice->octadd;
|
|
freeVoice->vibratoRate = freeVoice->curVibratoRate = voice->vibrato & 0xFF;
|
|
freeVoice->vibratoDepth = freeVoice->curVibratoUnk = voice->vibrato >> 8;
|
|
freeVoice->unkVibratoRate = freeVoice->unkRate = voice->vibrato2 & 0xFF;
|
|
freeVoice->unkVibratoDepth = freeVoice->unkCount = voice->vibrato2 >> 8;
|
|
freeVoice->maxAmpl = 0xFF;
|
|
|
|
uint8 rate = freeVoice->attackRate;
|
|
uint8 volume = freeVoice->curVolume >> 1;
|
|
|
|
if (rate < volume)
|
|
rate = volume;
|
|
|
|
rate -= freeVoice->attackRate;
|
|
freeVoice->curVolume = rate;
|
|
freeVoice->playingNote = *data;
|
|
|
|
int effectiveNote = freeVoice->playingNote + 3;
|
|
if (effectiveNote < 0 || effectiveNote >= ARRAYSIZE(_midiNotes)) {
|
|
warning("Player_V2CMS::playNote: Note %d out of bounds", effectiveNote);
|
|
effectiveNote = CLIP<int>(effectiveNote, 0, ARRAYSIZE(_midiNotes) - 1);
|
|
}
|
|
|
|
int octave = _midiNotes[effectiveNote].baseOctave + freeVoice->octaveAdd - 3;
|
|
if (octave < 0)
|
|
octave = 0;
|
|
if (octave > 7)
|
|
octave = 7;
|
|
if (!octave)
|
|
++octave;
|
|
freeVoice->curOctave = octave;
|
|
freeVoice->curFreq = _midiNotes[effectiveNote].frequency;
|
|
freeVoice->curVolume = 0;
|
|
freeVoice->nextProcessState = Voice2::kEnvelopeAttack;
|
|
if (!(_lastMidiCommand & 1))
|
|
freeVoice->channel = 0xF0;
|
|
else
|
|
freeVoice->channel = 0x0F;
|
|
}
|
|
}
|
|
data += 2;
|
|
}
|
|
|
|
Player_V2CMS::Voice2 *Player_V2CMS::getPlayVoice(byte param) {
|
|
byte channelNum = _lastMidiCommand & 0x0F;
|
|
Voice2 *curVoice = _midiChannel[channelNum];
|
|
|
|
if (curVoice) {
|
|
Voice2 *prevVoice = 0;
|
|
while (true) {
|
|
if (curVoice->playingNote == param)
|
|
break;
|
|
|
|
prevVoice = curVoice;
|
|
curVoice = curVoice->nextVoice;
|
|
if (!curVoice)
|
|
return 0;
|
|
}
|
|
|
|
if (prevVoice)
|
|
prevVoice->nextVoice = curVoice->nextVoice;
|
|
else
|
|
_midiChannel[channelNum] = curVoice->nextVoice;
|
|
}
|
|
|
|
return curVoice;
|
|
}
|
|
|
|
void Player_V2CMS::clearNote(byte *&data) {
|
|
Voice2 *voice = getPlayVoice(*data);
|
|
if (voice) {
|
|
voice->chanNumber = 0xFF;
|
|
voice->nextVoice = 0;
|
|
voice->nextProcessState = Voice2::kEnvelopeRelease;
|
|
}
|
|
data += 2;
|
|
}
|
|
|
|
void Player_V2CMS::play() {
|
|
_octaveMask = 0xF0;
|
|
channel_data *chan = &_channels[0].d;
|
|
|
|
byte noiseGen = 3;
|
|
|
|
for (int i = 1; i <= 4; ++i) {
|
|
if (chan->time_left) {
|
|
uint16 freq = chan->freq;
|
|
|
|
if (i == 4) {
|
|
if ((freq >> 8) & 0x40) {
|
|
noiseGen = freq & 0xFF;
|
|
} else {
|
|
noiseGen = 3;
|
|
_sfxFreq[0] = _sfxFreq[3];
|
|
_sfxOctave[0] = (_sfxOctave[0] & 0xF0) | ((_sfxOctave[1] & 0xF0) >> 4);
|
|
}
|
|
} else {
|
|
if (freq == 0) {
|
|
freq = 0xFFC0;
|
|
}
|
|
|
|
int cmsOct = 2;
|
|
int freqOct = 0x8000;
|
|
|
|
while (true) {
|
|
if (freq >= freqOct) {
|
|
break;
|
|
}
|
|
freqOct >>= 1;
|
|
++cmsOct;
|
|
if (cmsOct == 8) {
|
|
--cmsOct;
|
|
freq = 1024;
|
|
break;
|
|
}
|
|
}
|
|
byte oct = cmsOct << 4;
|
|
oct |= cmsOct;
|
|
|
|
oct &= _octaveMask;
|
|
oct |= (~_octaveMask) & _sfxOctave[(i & 3) >> 1];
|
|
_sfxOctave[(i & 3) >> 1] = oct;
|
|
|
|
freq >>= -(cmsOct - 9);
|
|
_sfxFreq[i & 3] = (-(freq - 511)) & 0xFF;
|
|
}
|
|
_sfxAmpl[i & 3] = _volumeTable[chan->volume >> 12];
|
|
} else {
|
|
_sfxAmpl[i & 3] = 0;
|
|
}
|
|
|
|
chan = &_channels[i].d;
|
|
_octaveMask ^= 0xFF;
|
|
}
|
|
|
|
// with the high nibble of the volumeReg value
|
|
// the right channels amplitude is set
|
|
// with the low value the left channels amplitude
|
|
_cmsEmu->portWrite(0x221, 0);
|
|
_cmsEmu->portWrite(0x220, _sfxAmpl[0]);
|
|
_cmsEmu->portWrite(0x221, 1);
|
|
_cmsEmu->portWrite(0x220, _sfxAmpl[1]);
|
|
_cmsEmu->portWrite(0x221, 2);
|
|
_cmsEmu->portWrite(0x220, _sfxAmpl[2]);
|
|
_cmsEmu->portWrite(0x221, 3);
|
|
_cmsEmu->portWrite(0x220, _sfxAmpl[3]);
|
|
_cmsEmu->portWrite(0x221, 8);
|
|
_cmsEmu->portWrite(0x220, _sfxFreq[0]);
|
|
_cmsEmu->portWrite(0x221, 9);
|
|
_cmsEmu->portWrite(0x220, _sfxFreq[1]);
|
|
_cmsEmu->portWrite(0x221, 10);
|
|
_cmsEmu->portWrite(0x220, _sfxFreq[2]);
|
|
_cmsEmu->portWrite(0x221, 11);
|
|
_cmsEmu->portWrite(0x220, _sfxFreq[3]);
|
|
_cmsEmu->portWrite(0x221, 0x10);
|
|
_cmsEmu->portWrite(0x220, _sfxOctave[0]);
|
|
_cmsEmu->portWrite(0x221, 0x11);
|
|
_cmsEmu->portWrite(0x220, _sfxOctave[1]);
|
|
_cmsEmu->portWrite(0x221, 0x14);
|
|
_cmsEmu->portWrite(0x220, 0x3E);
|
|
_cmsEmu->portWrite(0x221, 0x15);
|
|
_cmsEmu->portWrite(0x220, 0x01);
|
|
_cmsEmu->portWrite(0x221, 0x16);
|
|
_cmsEmu->portWrite(0x220, noiseGen);
|
|
}
|
|
|
|
void Player_V2CMS::playMusicChips(const MusicChip *table) {
|
|
int cmsPort = 0x21E;
|
|
|
|
do {
|
|
cmsPort += 2;
|
|
_cmsEmu->portWrite(cmsPort+1, 0);
|
|
_cmsEmu->portWrite(cmsPort, table->ampl[0]);
|
|
_cmsEmu->portWrite(cmsPort+1, 1);
|
|
_cmsEmu->portWrite(cmsPort, table->ampl[1]);
|
|
_cmsEmu->portWrite(cmsPort+1, 2);
|
|
_cmsEmu->portWrite(cmsPort, table->ampl[2]);
|
|
_cmsEmu->portWrite(cmsPort+1, 3);
|
|
_cmsEmu->portWrite(cmsPort, table->ampl[3]);
|
|
_cmsEmu->portWrite(cmsPort+1, 8);
|
|
_cmsEmu->portWrite(cmsPort, table->freq[0]);
|
|
_cmsEmu->portWrite(cmsPort+1, 9);
|
|
_cmsEmu->portWrite(cmsPort, table->freq[1]);
|
|
_cmsEmu->portWrite(cmsPort+1, 10);
|
|
_cmsEmu->portWrite(cmsPort, table->freq[2]);
|
|
_cmsEmu->portWrite(cmsPort+1, 11);
|
|
_cmsEmu->portWrite(cmsPort, table->freq[3]);
|
|
_cmsEmu->portWrite(cmsPort+1, 0x10);
|
|
_cmsEmu->portWrite(cmsPort, table->octave[0]);
|
|
_cmsEmu->portWrite(cmsPort+1, 0x11);
|
|
_cmsEmu->portWrite(cmsPort, table->octave[1]);
|
|
_cmsEmu->portWrite(cmsPort+1, 0x14);
|
|
_cmsEmu->portWrite(cmsPort, 0x3F);
|
|
_cmsEmu->portWrite(cmsPort+1, 0x15);
|
|
_cmsEmu->portWrite(cmsPort, 0x00);
|
|
++table;
|
|
} while ((cmsPort & 2) == 0);
|
|
}
|
|
|
|
const Player_V2CMS::MidiNote Player_V2CMS::_midiNotes[132] = {
|
|
{ 3, 0 }, { 31, 0 }, { 58, 0 }, { 83, 0 },
|
|
{ 107, 0 }, { 130, 0 }, { 151, 0 }, { 172, 0 },
|
|
{ 191, 0 }, { 209, 0 }, { 226, 0 }, { 242, 0 },
|
|
{ 3, 1 }, { 31, 1 }, { 58, 1 }, { 83, 1 },
|
|
{ 107, 1 }, { 130, 1 }, { 151, 1 }, { 172, 1 },
|
|
{ 191, 1 }, { 209, 1 }, { 226, 1 }, { 242, 1 },
|
|
{ 3, 2 }, { 31, 2 }, { 58, 2 }, { 83, 2 },
|
|
{ 107, 2 }, { 130, 2 }, { 151, 2 }, { 172, 2 },
|
|
{ 191, 2 }, { 209, 2 }, { 226, 2 }, { 242, 2 },
|
|
{ 3, 3 }, { 31, 3 }, { 58, 3 }, { 83, 3 },
|
|
{ 107, 3 }, { 130, 3 }, { 151, 3 }, { 172, 3 },
|
|
{ 191, 3 }, { 209, 3 }, { 226, 3 }, { 242, 3 },
|
|
{ 3, 4 }, { 31, 4 }, { 58, 4 }, { 83, 4 },
|
|
{ 107, 4 }, { 130, 4 }, { 151, 4 }, { 172, 4 },
|
|
{ 191, 4 }, { 209, 4 }, { 226, 4 }, { 242, 4 },
|
|
{ 3, 5 }, { 31, 5 }, { 58, 5 }, { 83, 5 },
|
|
{ 107, 5 }, { 130, 5 }, { 151, 5 }, { 172, 5 },
|
|
{ 191, 5 }, { 209, 5 }, { 226, 5 }, { 242, 5 },
|
|
{ 3, 6 }, { 31, 6 }, { 58, 6 }, { 83, 6 },
|
|
{ 107, 6 }, { 130, 6 }, { 151, 6 }, { 172, 6 },
|
|
{ 191, 6 }, { 209, 6 }, { 226, 6 }, { 242, 6 },
|
|
{ 3, 7 }, { 31, 7 }, { 58, 7 }, { 83, 7 },
|
|
{ 107, 7 }, { 130, 7 }, { 151, 7 }, { 172, 7 },
|
|
{ 191, 7 }, { 209, 7 }, { 226, 7 }, { 242, 7 },
|
|
{ 3, 8 }, { 31, 8 }, { 58, 8 }, { 83, 8 },
|
|
{ 107, 8 }, { 130, 8 }, { 151, 8 }, { 172, 8 },
|
|
{ 191, 8 }, { 209, 8 }, { 226, 8 }, { 242, 8 },
|
|
{ 3, 9 }, { 31, 9 }, { 58, 9 }, { 83, 9 },
|
|
{ 107, 9 }, { 130, 9 }, { 151, 9 }, { 172, 9 },
|
|
{ 191, 9 }, { 209, 9 }, { 226, 9 }, { 242, 9 },
|
|
{ 3, 10 }, { 31, 10 }, { 58, 10 }, { 83, 10 },
|
|
{ 107, 10 }, { 130, 10 }, { 151, 10 }, { 172, 10 },
|
|
{ 191, 10 }, { 209, 10 }, { 226, 10 }, { 242, 10 }
|
|
};
|
|
|
|
const byte Player_V2CMS::_attackRate[16] = {
|
|
0, 2, 4, 7, 14, 26, 48, 82,
|
|
128, 144, 160, 176, 192, 208, 224, 255
|
|
};
|
|
|
|
const byte Player_V2CMS::_decayRate[16] = {
|
|
0, 1, 2, 3, 4, 6, 12, 24,
|
|
48, 96, 192, 215, 255, 255, 255, 255
|
|
};
|
|
|
|
const byte Player_V2CMS::_sustainRate[16] = {
|
|
255, 180, 128, 96, 80, 64, 56, 48,
|
|
42, 36, 32, 28, 24, 20, 16, 0
|
|
};
|
|
|
|
const byte Player_V2CMS::_releaseRate[16] = {
|
|
0, 1, 2, 4, 6, 9, 14, 22,
|
|
36, 56, 80, 100, 120, 140, 160, 255
|
|
};
|
|
|
|
const byte Player_V2CMS::_volumeTable[16] = {
|
|
0x00, 0x10, 0x10, 0x11, 0x11, 0x21, 0x22, 0x22,
|
|
0x33, 0x44, 0x55, 0x66, 0x88, 0xAA, 0xCC, 0xFF
|
|
};
|
|
|
|
const byte Player_V2CMS::_cmsInitData[26] = {
|
|
0x1C, 0x02,
|
|
0x00, 0x00, 0x01, 0x00, 0x02, 0x00, 0x03, 0x00, 0x04, 0x00, 0x05, 0x00,
|
|
0x14, 0x3F, 0x15, 0x00, 0x16, 0x00, 0x18, 0x00, 0x19, 0x00, 0x1C, 0x01
|
|
};
|
|
|
|
} // End of namespace Scumm
|