893 lines
36 KiB
C#
893 lines
36 KiB
C#
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using System.IO;
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namespace MAME.Core
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{
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public unsafe class YM2610
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{
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public byte[] REGS;
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public FM.FM_OPN OPN;
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public byte addr_A1;
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public byte[] pcmbuf;
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public int pcm_size;
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public byte adpcmTL;
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public FM.ADPCM_CH[] adpcm;
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public byte[] adpcmreg;
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public byte adpcm_arrivedEndAddress;
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public static YM2610 F2610 = new YM2610();
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public static EmuTimer.emu_timer[] timer;
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public void timer_callback_0()
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{
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F2610.ym2610_timer_over(0);
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}
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public void timer_callback_1()
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{
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F2610.ym2610_timer_over(1);
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}
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public static void timer_handler(int c, int count, int clock)
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{
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if (count == 0)
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{
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EmuTimer.timer_enable(timer[c], false);
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}
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else
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{
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Atime period = Attotime.attotime_mul(new Atime(0, Attotime.ATTOSECONDS_PER_SECOND / clock), (uint)count);//8000000
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if (!EmuTimer.timer_enable(timer[c], true))
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{
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EmuTimer.timer_adjust_periodic(timer[c], period, Attotime.ATTOTIME_NEVER);
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}
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}
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}
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public static void ym2610_update_request()
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{
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Sound.ym2610stream.stream_update();
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}
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public void ADPCMA_calc_chan(int c)
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{
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uint step;
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byte data;
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int i;
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adpcm[c].now_step += adpcm[c].step;
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if (adpcm[c].now_step >= (1 << 16))
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{
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step = adpcm[c].now_step >> 16;
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adpcm[c].now_step &= (1 << 16) - 1;
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for (i = 0; i < step; i++)
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{
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if ((adpcm[c].now_addr & ((1 << 21) - 1)) == ((adpcm[c].end << 1) & ((1 << 21) - 1)))
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{
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adpcm[c].flag = 0;
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adpcm_arrivedEndAddress |= adpcm[c].flagMask;
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return;
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}
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if ((adpcm[c].now_addr & 1) != 0)
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{
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data = (byte)(adpcm[c].now_data & 0x0f);
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}
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else
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{
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adpcm[c].now_data = FM.ymsndrom[adpcm[c].now_addr >> 1];
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data = (byte)((adpcm[c].now_data >> 4) & 0x0f);
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}
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adpcm[c].now_addr++;
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adpcm[c].adpcm_acc += FM.jedi_table[adpcm[c].adpcm_step + data];
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if ((adpcm[c].adpcm_acc & ~0x7ff) != 0)
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{
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adpcm[c].adpcm_acc |= ~0xfff;
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}
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else
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{
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adpcm[c].adpcm_acc &= 0xfff;
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}
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adpcm[c].adpcm_step += FM.step_inc[data & 7];
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adpcm[c].adpcm_step = FM.Limit(adpcm[c].adpcm_step, 48 * 16, 0);
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}
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adpcm[c].adpcm_out = ((adpcm[c].adpcm_acc * adpcm[c].vol_mul) >> adpcm[c].vol_shift) & ~3;
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}
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FM.out_adpcm[FM.ipan[c]] += adpcm[c].adpcm_out;
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}
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public static void ym2610_start(int clock)
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{
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F2610 = new YM2610();
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F2610.OPN = new FM.FM_OPN();
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AY8910.ay8910_interface generic_ay8910 = new AY8910.ay8910_interface();
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generic_ay8910.flags = 3;
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generic_ay8910.res_load = new int[3] { 1000, 1000, 1000 };
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generic_ay8910.portAread = null;
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generic_ay8910.portBread = null;
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generic_ay8910.portAwrite = null;
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generic_ay8910.portBwrite = null;
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int rate = clock / 72;
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AY8910.ay8910_start_ym(17, 0, clock, generic_ay8910);
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timer = new EmuTimer.emu_timer[2];
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timer[0] = EmuTimer.timer_alloc_common(EmuTimer.TIME_ACT.YM2610_F2610_timer_callback_0, false);
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timer[1] = EmuTimer.timer_alloc_common(EmuTimer.TIME_ACT.YM2610_F2610_timer_callback_1, false);
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ym2610_init(clock, rate);
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}
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public static void ym2610_init(int clock, int rate)
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{
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FM.FM_init();
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F2610.REGS = new byte[512];
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F2610.adpcmreg = new byte[0x30];
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F2610.adpcm = new FM.ADPCM_CH[6];
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F2610.OPN = new FM.FM_OPN();
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F2610.OPN.type = FM.TYPE_YM2610;
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F2610.OPN.ST.clock = clock;
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F2610.OPN.ST.rate = rate;
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F2610.OPN.ST.timer_handler = YM2610.timer_handler;
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switch (Machine.sBoard)
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{
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case "Taito B":
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switch (Machine.sName)
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{
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case "pbobble":
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case "silentd":
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case "silentdj":
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case "silentdu":
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F2610.OPN.ST.IRQ_Handler = Taitob.irqhandler;
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F2610.OPN.ST.SSG.set_clock = AY8910.AA8910[0].ay8910_set_clock_ym;
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F2610.OPN.ST.SSG.write = AY8910.AA8910[0].ay8910_write_ym;
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F2610.OPN.ST.SSG.read = AY8910.AA8910[0].ay8910_read_ym;
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F2610.OPN.ST.SSG.reset = AY8910.AA8910[0].ay8910_reset_ym;
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break;
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}
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break;
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case "Neo Geo":
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F2610.OPN.ST.IRQ_Handler = Neogeo.audio_cpu_irq;
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F2610.OPN.ST.SSG.set_clock = AY8910.AA8910[0].ay8910_set_clock_ym;
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F2610.OPN.ST.SSG.write = AY8910.AA8910[0].ay8910_write_ym;
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F2610.OPN.ST.SSG.read = AY8910.AA8910[0].ay8910_read_ym;
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F2610.OPN.ST.SSG.reset = AY8910.AA8910[0].ay8910_reset_ym;
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break;
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}
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F2610.pcmbuf = FM.ymsndrom;
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if (F2610.pcmbuf == null)
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{
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F2610.pcm_size = 0;
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}
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else
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{
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F2610.pcm_size = F2610.pcmbuf.Length;
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}
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YMDeltat.DELTAT.reg = new byte[16];
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if (YMDeltat.ymsnddeltatrom == null)
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{
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YMDeltat.ymsnddeltatrom = FM.ymsndrom;
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}
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if (YMDeltat.ymsnddeltatrom == null)
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{
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YMDeltat.DELTAT.memory_size = 0;
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}
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else
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{
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YMDeltat.DELTAT.memory_size = YMDeltat.ymsnddeltatrom.Length;
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}
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YMDeltat.DELTAT.status_set_handler = F2610.YM2610_deltat_status_set;
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YMDeltat.DELTAT.status_reset_handler = F2610.YM2610_deltat_status_reset;
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YMDeltat.DELTAT.status_change_EOS_bit = 0x80;
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F2610.ym2610_reset_chip();
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FM.Init_ADPCMATable();
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}
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public void ym2610_reset_chip()
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{
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int i;
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OPN.OPNSetPres(6 * 24, 6 * 24, 4 * 2);
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OPN.ST.SSG.reset();
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OPN.FM_IRQMASK_SET(0x03);
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OPN.FM_BUSY_CLEAR();
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OPN.OPNWriteMode(0x27, 0x30);
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OPN.eg_timer = 0;
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OPN.eg_cnt = 0;
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OPN.FM_STATUS_RESET(0xff);
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OPN.reset_channels(6);
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for (i = 0xb6; i >= 0xb4; i--)
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{
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OPN.OPNWriteReg(i, 0xc0);
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OPN.OPNWriteReg(i | 0x100, 0xc0);
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}
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for (i = 0xb2; i >= 0x30; i--)
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{
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OPN.OPNWriteReg(i, 0);
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OPN.OPNWriteReg(i | 0x100, 0);
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}
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for (i = 0x26; i >= 0x20; i--)
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{
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OPN.OPNWriteReg(i, 0);
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}
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for (i = 0; i < 6; i++)
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{
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adpcm[i].step = (uint)((float)(1 << 16) * ((float)F2610.OPN.ST.freqbase) / 3.0);
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adpcm[i].now_addr = 0;
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adpcm[i].now_step = 0;
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adpcm[i].start = 0;
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adpcm[i].end = 0;
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adpcm[i].vol_mul = 0;
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FM.ipan[i] = 3;
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adpcm[i].flagMask = (byte)(1 << i);
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adpcm[i].flag = 0;
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adpcm[i].adpcm_acc = 0;
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adpcm[i].adpcm_step = 0;
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adpcm[i].adpcm_out = 0;
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}
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adpcmTL = 0x3f;
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adpcm_arrivedEndAddress = 0;
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YMDeltat.DELTAT.freqbase = F2610.OPN.ST.freqbase;
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YMDeltat.DELTAT.output_pointer = 0;
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YMDeltat.DELTAT.portshift = 8;
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YMDeltat.DELTAT.output_range = 1 << 23;
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YMDeltat.YM_DELTAT_ADPCM_Reset(3, 1);
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}
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public void ym2610_write(int a, byte v)
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{
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int addr;
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int ch;
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v &= 0xff;
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switch (a & 3)
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{
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case 0:
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OPN.ST.address = v;
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addr_A1 = 0;
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if (v < 16)
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{
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OPN.ST.SSG.write(0, v);
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}
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break;
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case 1:
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if (addr_A1 != 0)
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break;
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addr = OPN.ST.address;
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REGS[addr] = v;
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switch (addr & 0xf0)
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{
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case 0x00:
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OPN.ST.SSG.write(a, v);
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break;
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case 0x10:
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ym2610_update_request();
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switch (addr)
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{
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case 0x10:
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case 0x11:
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case 0x12:
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case 0x13:
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case 0x14:
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case 0x15:
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case 0x19:
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case 0x1a:
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case 0x1b:
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YMDeltat.YM_DELTAT_ADPCM_Write(addr - 0x10, v);
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break;
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case 0x1c:
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{
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byte statusmask = (byte)~v;
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for (ch = 0; ch < 6; ch++)
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{
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adpcm[ch].flagMask = (byte)(statusmask & (1 << ch));
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}
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YMDeltat.DELTAT.status_change_EOS_bit = (byte)(statusmask & 0x80);
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adpcm_arrivedEndAddress &= statusmask;
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}
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break;
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default:
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break;
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}
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break;
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case 0x20:
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ym2610_update_request();
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OPN.OPNWriteMode(addr, v);
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break;
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default:
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ym2610_update_request();
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OPN.OPNWriteReg(addr, v);
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break;
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}
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break;
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case 2:
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OPN.ST.address = v;
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addr_A1 = 1;
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break;
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case 3:
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if (addr_A1 != 1)
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break;
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ym2610_update_request();
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addr = OPN.ST.address;
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REGS[addr | 0x100] = v;
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if (addr < 0x30)
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{
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FM_ADPCMAWrite(addr, v);
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}
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else
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{
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OPN.OPNWriteReg(addr | 0x100, v);
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}
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break;
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}
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}
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public byte ym2610_read(int a)
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{
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int addr = OPN.ST.address;
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byte ret = 0;
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switch (a & 3)
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{
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case 0:
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ret = (byte)(OPN.FM_STATUS_FLAG() & 0x83);
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break;
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case 1:
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if (addr < 16)
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{
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ret = OPN.ST.SSG.read();
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}
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if (addr == 0xff)
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{
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ret = 0x01;
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}
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break;
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case 2:
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ret = adpcm_arrivedEndAddress;
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break;
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case 3:
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ret = 0;
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break;
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}
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return ret;
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}
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public int ym2610_timer_over(int c)
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{
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if (c != 0)
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{
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OPN.TimerBOver();
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}
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else
|
|||
|
|
{
|
|||
|
|
ym2610_update_request();
|
|||
|
|
OPN.TimerAOver();
|
|||
|
|
if ((OPN.ST.mode & 0x80) != 0)
|
|||
|
|
{
|
|||
|
|
OPN.CSMKeyControll();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return OPN.ST.irq;
|
|||
|
|
}
|
|||
|
|
private void FM_ADPCMAWrite(int r, byte v)
|
|||
|
|
{
|
|||
|
|
byte c = (byte)(r & 0x07);
|
|||
|
|
adpcmreg[r] = (byte)(v & 0xff);
|
|||
|
|
switch (r)
|
|||
|
|
{
|
|||
|
|
case 0x00:
|
|||
|
|
if ((v & 0x80) == 0)
|
|||
|
|
{
|
|||
|
|
for (c = 0; c < 6; c++)
|
|||
|
|
{
|
|||
|
|
if (((v >> c) & 1) != 0)
|
|||
|
|
{
|
|||
|
|
adpcm[c].step = (uint)((float)(1 << 16) * ((float)F2610.OPN.ST.freqbase) / 3.0);
|
|||
|
|
adpcm[c].now_addr = adpcm[c].start << 1;
|
|||
|
|
adpcm[c].now_step = 0;
|
|||
|
|
adpcm[c].adpcm_acc = 0;
|
|||
|
|
adpcm[c].adpcm_step = 0;
|
|||
|
|
adpcm[c].adpcm_out = 0;
|
|||
|
|
adpcm[c].flag = 1;
|
|||
|
|
if (pcmbuf == null)
|
|||
|
|
{
|
|||
|
|
adpcm[c].flag = 0;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if (adpcm[c].end >= pcm_size)
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
if (adpcm[c].start >= pcm_size)
|
|||
|
|
{
|
|||
|
|
adpcm[c].flag = 0;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
for (c = 0; c < 6; c++)
|
|||
|
|
{
|
|||
|
|
if (((v >> c) & 1) != 0)
|
|||
|
|
{
|
|||
|
|
adpcm[c].flag = 0;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
case 0x01:
|
|||
|
|
adpcmTL = (byte)((v & 0x3f) ^ 0x3f);
|
|||
|
|
for (c = 0; c < 6; c++)
|
|||
|
|
{
|
|||
|
|
int volume = F2610.adpcmTL + adpcm[c].IL;
|
|||
|
|
if (volume >= 63)
|
|||
|
|
{
|
|||
|
|
adpcm[c].vol_mul = 0;
|
|||
|
|
adpcm[c].vol_shift = 0;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
adpcm[c].vol_mul = (sbyte)(15 - (volume & 7));
|
|||
|
|
adpcm[c].vol_shift = (byte)(1 + (volume >> 3));
|
|||
|
|
}
|
|||
|
|
adpcm[c].adpcm_out = ((adpcm[c].adpcm_acc * adpcm[c].vol_mul) >> adpcm[c].vol_shift) & ~3;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
default:
|
|||
|
|
c = (byte)(r & 0x07);
|
|||
|
|
if (c >= 0x06)
|
|||
|
|
return;
|
|||
|
|
switch (r & 0x38)
|
|||
|
|
{
|
|||
|
|
case 0x08:
|
|||
|
|
{
|
|||
|
|
int volume;
|
|||
|
|
adpcm[c].IL = (byte)((v & 0x1f) ^ 0x1f);
|
|||
|
|
volume = adpcmTL + adpcm[c].IL;
|
|||
|
|
if (volume >= 63) /* This is correct, 63 = quiet */
|
|||
|
|
{
|
|||
|
|
adpcm[c].vol_mul = 0;
|
|||
|
|
adpcm[c].vol_shift = 0;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
adpcm[c].vol_mul = (sbyte)(15 - (volume & 7));
|
|||
|
|
adpcm[c].vol_shift = (byte)(1 + (volume >> 3));
|
|||
|
|
}
|
|||
|
|
FM.ipan[c] = (v >> 6) & 0x03;
|
|||
|
|
adpcm[c].adpcm_out = ((adpcm[c].adpcm_acc * adpcm[c].vol_mul) >> adpcm[c].vol_shift) & ~3;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
case 0x10:
|
|||
|
|
case 0x18:
|
|||
|
|
adpcm[c].start = (uint)((F2610.adpcmreg[0x18 + c] * 0x0100 | adpcmreg[0x10 + c]) << 8);
|
|||
|
|
break;
|
|||
|
|
case 0x20:
|
|||
|
|
case 0x28:
|
|||
|
|
adpcm[c].end = (uint)((F2610.adpcmreg[0x28 + c] * 0x0100 | adpcmreg[0x20 + c]) << 8);
|
|||
|
|
adpcm[c].end += (1 << 8) - 1;
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
public void ym2610_update_one(int offset, int length)
|
|||
|
|
{
|
|||
|
|
int i, j;
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 1);
|
|||
|
|
if ((OPN.ST.mode & 0xc0) != 0)
|
|||
|
|
{
|
|||
|
|
if (OPN.CH[2].SLOT[0].Incr == -1)
|
|||
|
|
{
|
|||
|
|
OPN.refresh_fc_eg_slot(F2610.OPN.type, 2, 0, (int)OPN.SL3.fc[1], F2610.OPN.SL3.kcode[1]);
|
|||
|
|
OPN.refresh_fc_eg_slot(F2610.OPN.type, 2, 2, (int)OPN.SL3.fc[2], F2610.OPN.SL3.kcode[2]);
|
|||
|
|
OPN.refresh_fc_eg_slot(F2610.OPN.type, 2, 1, (int)OPN.SL3.fc[0], F2610.OPN.SL3.kcode[0]);
|
|||
|
|
OPN.refresh_fc_eg_slot(F2610.OPN.type, 2, 3, (int)OPN.CH[2].fc, F2610.OPN.CH[2].kcode);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 2);
|
|||
|
|
}
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 4);
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 5);
|
|||
|
|
for (i = 0; i < length; i++)
|
|||
|
|
{
|
|||
|
|
OPN.advance_lfo();
|
|||
|
|
FM.out_adpcm[2] = FM.out_adpcm[1] = FM.out_adpcm[3] = 0;
|
|||
|
|
FM.out_delta[2] = FM.out_delta[1] = FM.out_delta[3] = 0;
|
|||
|
|
FM.out_fm[1] = 0;
|
|||
|
|
FM.out_fm[2] = 0;
|
|||
|
|
FM.out_fm[4] = 0;
|
|||
|
|
FM.out_fm[5] = 0;
|
|||
|
|
OPN.eg_timer += OPN.eg_timer_add;
|
|||
|
|
while (OPN.eg_timer >= OPN.eg_timer_overflow)
|
|||
|
|
{
|
|||
|
|
OPN.eg_timer -= OPN.eg_timer_overflow;
|
|||
|
|
OPN.eg_cnt++;
|
|||
|
|
OPN.advance_eg_channel(1);
|
|||
|
|
OPN.advance_eg_channel(2);
|
|||
|
|
OPN.advance_eg_channel(4);
|
|||
|
|
OPN.advance_eg_channel(5);
|
|||
|
|
}
|
|||
|
|
OPN.chan_calc(1, 1);
|
|||
|
|
OPN.chan_calc(2, 2);
|
|||
|
|
OPN.chan_calc(4, 4);
|
|||
|
|
OPN.chan_calc(5, 5);
|
|||
|
|
if ((YMDeltat.DELTAT.portstate & 0x80) != 0)
|
|||
|
|
{
|
|||
|
|
YMDeltat.YM_DELTAT_ADPCM_CALC();
|
|||
|
|
}
|
|||
|
|
for (j = 0; j < 6; j++)
|
|||
|
|
{
|
|||
|
|
if (adpcm[j].flag != 0)
|
|||
|
|
{
|
|||
|
|
ADPCMA_calc_chan(j);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
int lt, rt;
|
|||
|
|
lt = FM.out_adpcm[2] + FM.out_adpcm[3];
|
|||
|
|
rt = FM.out_adpcm[1] + FM.out_adpcm[3];
|
|||
|
|
lt += (FM.out_delta[2] + FM.out_delta[3]) >> 9;
|
|||
|
|
rt += (FM.out_delta[1] + FM.out_delta[3]) >> 9;
|
|||
|
|
lt += (int)((FM.out_fm[1] >> 1) & OPN.pan[2]);
|
|||
|
|
rt += (int)((FM.out_fm[1] >> 1) & OPN.pan[3]);
|
|||
|
|
lt += (int)((FM.out_fm[2] >> 1) & OPN.pan[4]);
|
|||
|
|
rt += (int)((FM.out_fm[2] >> 1) & OPN.pan[5]);
|
|||
|
|
lt += (int)((FM.out_fm[4] >> 1) & OPN.pan[8]);
|
|||
|
|
rt += (int)((FM.out_fm[4] >> 1) & OPN.pan[9]);
|
|||
|
|
lt += (int)((FM.out_fm[5] >> 1) & OPN.pan[10]);
|
|||
|
|
rt += (int)((FM.out_fm[5] >> 1) & OPN.pan[11]);
|
|||
|
|
lt = FM.Limit(lt, 32767, -32768);
|
|||
|
|
rt = FM.Limit(rt, 32767, -32768);
|
|||
|
|
Sound.ym2610stream.streamoutput_Ptrs[0][offset + i] = lt;
|
|||
|
|
Sound.ym2610stream.streamoutput_Ptrs[1][offset + i] = rt;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
public void ym2610b_update_one(int offset, int length)
|
|||
|
|
{
|
|||
|
|
int i, j;
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 0);
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 1);
|
|||
|
|
if ((OPN.ST.mode & 0xc0) != 0)
|
|||
|
|
{
|
|||
|
|
if (OPN.CH[2].SLOT[0].Incr == -1)
|
|||
|
|
{
|
|||
|
|
OPN.refresh_fc_eg_slot(F2610.OPN.type, 2, 0, (int)OPN.SL3.fc[1], OPN.SL3.kcode[1]);
|
|||
|
|
OPN.refresh_fc_eg_slot(F2610.OPN.type, 2, 2, (int)OPN.SL3.fc[2], OPN.SL3.kcode[2]);
|
|||
|
|
OPN.refresh_fc_eg_slot(F2610.OPN.type, 2, 1, (int)OPN.SL3.fc[0], OPN.SL3.kcode[0]);
|
|||
|
|
OPN.refresh_fc_eg_slot(F2610.OPN.type, 2, 3, (int)OPN.CH[2].fc, OPN.CH[2].kcode);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 2);
|
|||
|
|
}
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 3);
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 4);
|
|||
|
|
OPN.refresh_fc_eg_chan(F2610.OPN.type, 5);
|
|||
|
|
for (i = 0; i < length; i++)
|
|||
|
|
{
|
|||
|
|
OPN.advance_lfo();
|
|||
|
|
FM.out_adpcm[2] = FM.out_adpcm[1] = FM.out_adpcm[3] = 0;
|
|||
|
|
FM.out_delta[2] = FM.out_delta[1] = FM.out_delta[3] = 0;
|
|||
|
|
FM.out_fm[0] = 0;
|
|||
|
|
FM.out_fm[1] = 0;
|
|||
|
|
FM.out_fm[2] = 0;
|
|||
|
|
FM.out_fm[3] = 0;
|
|||
|
|
FM.out_fm[4] = 0;
|
|||
|
|
FM.out_fm[5] = 0;
|
|||
|
|
OPN.eg_timer += OPN.eg_timer_add;
|
|||
|
|
while (OPN.eg_timer >= OPN.eg_timer_overflow)
|
|||
|
|
{
|
|||
|
|
OPN.eg_timer -= OPN.eg_timer_overflow;
|
|||
|
|
OPN.eg_cnt++;
|
|||
|
|
OPN.advance_eg_channel(0);
|
|||
|
|
OPN.advance_eg_channel(1);
|
|||
|
|
OPN.advance_eg_channel(2);
|
|||
|
|
OPN.advance_eg_channel(3);
|
|||
|
|
OPN.advance_eg_channel(4);
|
|||
|
|
OPN.advance_eg_channel(5);
|
|||
|
|
}
|
|||
|
|
OPN.chan_calc(0, 0);
|
|||
|
|
OPN.chan_calc(1, 1);
|
|||
|
|
OPN.chan_calc(2, 2);
|
|||
|
|
OPN.chan_calc(3, 3);
|
|||
|
|
OPN.chan_calc(4, 4);
|
|||
|
|
OPN.chan_calc(5, 5);
|
|||
|
|
if ((YMDeltat.DELTAT.portstate & 0x80) != 0)
|
|||
|
|
{
|
|||
|
|
YMDeltat.YM_DELTAT_ADPCM_CALC();
|
|||
|
|
}
|
|||
|
|
for (j = 0; j < 6; j++)
|
|||
|
|
{
|
|||
|
|
if (adpcm[j].flag != 0)
|
|||
|
|
{
|
|||
|
|
ADPCMA_calc_chan(j);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
int lt, rt;
|
|||
|
|
lt = FM.out_adpcm[2] + FM.out_adpcm[3];
|
|||
|
|
rt = FM.out_adpcm[1] + FM.out_adpcm[3];
|
|||
|
|
lt += (FM.out_delta[2] + FM.out_delta[3]) >> 9;
|
|||
|
|
rt += (FM.out_delta[1] + FM.out_delta[3]) >> 9;
|
|||
|
|
lt += (int)((FM.out_fm[0] >> 1) & OPN.pan[0]);
|
|||
|
|
rt += (int)((FM.out_fm[0] >> 1) & OPN.pan[1]);
|
|||
|
|
lt += (int)((FM.out_fm[1] >> 1) & OPN.pan[2]);
|
|||
|
|
rt += (int)((FM.out_fm[1] >> 1) & OPN.pan[3]);
|
|||
|
|
lt += (int)((FM.out_fm[2] >> 1) & OPN.pan[4]);
|
|||
|
|
rt += (int)((FM.out_fm[2] >> 1) & OPN.pan[5]);
|
|||
|
|
lt += (int)((FM.out_fm[3] >> 1) & OPN.pan[6]);
|
|||
|
|
rt += (int)((FM.out_fm[3] >> 1) & OPN.pan[7]);
|
|||
|
|
lt += (int)((FM.out_fm[4] >> 1) & OPN.pan[8]);
|
|||
|
|
rt += (int)((FM.out_fm[4] >> 1) & OPN.pan[9]);
|
|||
|
|
lt += (int)((FM.out_fm[5] >> 1) & OPN.pan[10]);
|
|||
|
|
rt += (int)((FM.out_fm[5] >> 1) & OPN.pan[11]);
|
|||
|
|
lt = FM.Limit(lt, 32767, -32768);
|
|||
|
|
rt = FM.Limit(rt, 32767, -32768);
|
|||
|
|
Sound.ym2610stream.streamoutput_Ptrs[0][offset + i] = lt;
|
|||
|
|
Sound.ym2610stream.streamoutput_Ptrs[1][offset + i] = rt;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
public void ym2610_postload()
|
|||
|
|
{
|
|||
|
|
byte r;
|
|||
|
|
for (r = 0; r < 16; r++)
|
|||
|
|
{
|
|||
|
|
OPN.ST.SSG.write(0, r);
|
|||
|
|
OPN.ST.SSG.write(1, REGS[r]);
|
|||
|
|
}
|
|||
|
|
for (r = 0x30; r < 0x9e; r++)
|
|||
|
|
{
|
|||
|
|
if ((r & 3) != 3)
|
|||
|
|
{
|
|||
|
|
OPN.OPNWriteReg(r, F2610.REGS[r]);
|
|||
|
|
OPN.OPNWriteReg(r | 0x100, F2610.REGS[r | 0x100]);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
for (r = 0xb0; r < 0xb6; r++)
|
|||
|
|
{
|
|||
|
|
if ((r & 3) != 3)
|
|||
|
|
{
|
|||
|
|
OPN.OPNWriteReg(r, F2610.REGS[r]);
|
|||
|
|
OPN.OPNWriteReg(r | 0x100, F2610.REGS[r | 0x100]);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
FM_ADPCMAWrite(1, F2610.REGS[0x101]);
|
|||
|
|
for (r = 0; r < 6; r++)
|
|||
|
|
{
|
|||
|
|
FM_ADPCMAWrite(r + 0x08, REGS[r + 0x108]);
|
|||
|
|
FM_ADPCMAWrite(r + 0x10, REGS[r + 0x110]);
|
|||
|
|
FM_ADPCMAWrite(r + 0x18, REGS[r + 0x118]);
|
|||
|
|
FM_ADPCMAWrite(r + 0x20, REGS[r + 0x120]);
|
|||
|
|
FM_ADPCMAWrite(r + 0x28, REGS[r + 0x128]);
|
|||
|
|
}
|
|||
|
|
YMDeltat.YM_DELTAT_postload(REGS, 0x010);
|
|||
|
|
}
|
|||
|
|
private void YM2610_deltat_status_set(byte changebits)
|
|||
|
|
{
|
|||
|
|
adpcm_arrivedEndAddress |= changebits;
|
|||
|
|
}
|
|||
|
|
private void YM2610_deltat_status_reset(byte changebits)
|
|||
|
|
{
|
|||
|
|
adpcm_arrivedEndAddress &= (byte)(~changebits);
|
|||
|
|
}
|
|||
|
|
public void SaveStateBinary(BinaryWriter writer)
|
|||
|
|
{
|
|||
|
|
int i, j;
|
|||
|
|
writer.Write(REGS, 0, 512);
|
|||
|
|
writer.Write(addr_A1);
|
|||
|
|
writer.Write(adpcmTL);
|
|||
|
|
writer.Write(adpcmreg, 0, 0x30);
|
|||
|
|
writer.Write(adpcm_arrivedEndAddress);
|
|||
|
|
writer.Write(OPN.ST.freqbase);
|
|||
|
|
writer.Write(OPN.ST.timer_prescaler);
|
|||
|
|
writer.Write(OPN.ST.busy_expiry_time.seconds);
|
|||
|
|
writer.Write(OPN.ST.busy_expiry_time.attoseconds);
|
|||
|
|
writer.Write(OPN.ST.address);
|
|||
|
|
writer.Write(OPN.ST.irq);
|
|||
|
|
writer.Write(OPN.ST.irqmask);
|
|||
|
|
writer.Write(OPN.ST.status);
|
|||
|
|
writer.Write(OPN.ST.mode);
|
|||
|
|
writer.Write(OPN.ST.prescaler_sel);
|
|||
|
|
writer.Write(OPN.ST.fn_h);
|
|||
|
|
writer.Write(OPN.ST.TA);
|
|||
|
|
writer.Write(OPN.ST.TAC);
|
|||
|
|
writer.Write(OPN.ST.TB);
|
|||
|
|
writer.Write(OPN.ST.TBC);
|
|||
|
|
for (i = 0; i < 12; i++)
|
|||
|
|
{
|
|||
|
|
writer.Write(OPN.pan[i]);
|
|||
|
|
}
|
|||
|
|
writer.Write(OPN.eg_cnt);
|
|||
|
|
writer.Write(OPN.eg_timer);
|
|||
|
|
writer.Write(OPN.eg_timer_add);
|
|||
|
|
writer.Write(OPN.eg_timer_overflow);
|
|||
|
|
writer.Write(OPN.lfo_cnt);
|
|||
|
|
writer.Write(OPN.lfo_inc);
|
|||
|
|
for (i = 0; i < 8; i++)
|
|||
|
|
{
|
|||
|
|
writer.Write(OPN.lfo_freq[i]);
|
|||
|
|
}
|
|||
|
|
for (i = 0; i < 6; i++)
|
|||
|
|
{
|
|||
|
|
for (j = 0; j < 4; j++)
|
|||
|
|
{
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].KSR);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].ar);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].d1r);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].d2r);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].rr);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].ksr);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].mul);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].phase);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].Incr);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].state);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].tl);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].volume);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].sl);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].vol_out);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].eg_sh_ar);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].eg_sel_ar);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].eg_sh_d1r);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].eg_sel_d1r);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].eg_sh_d2r);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].eg_sel_d2r);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].eg_sh_rr);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].eg_sel_rr);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].ssg);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].ssgn);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].key);
|
|||
|
|
writer.Write(OPN.CH[i].SLOT[j].AMmask);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
for (i = 0; i < 6; i++)
|
|||
|
|
{
|
|||
|
|
writer.Write(adpcm[i].flag);
|
|||
|
|
writer.Write(adpcm[i].flagMask);
|
|||
|
|
writer.Write(adpcm[i].now_data);
|
|||
|
|
writer.Write(adpcm[i].now_addr);
|
|||
|
|
writer.Write(adpcm[i].now_step);
|
|||
|
|
writer.Write(adpcm[i].step);
|
|||
|
|
writer.Write(adpcm[i].start);
|
|||
|
|
writer.Write(adpcm[i].end);
|
|||
|
|
writer.Write(adpcm[i].IL);
|
|||
|
|
writer.Write(adpcm[i].adpcm_acc);
|
|||
|
|
writer.Write(adpcm[i].adpcm_step);
|
|||
|
|
writer.Write(adpcm[i].adpcm_out);
|
|||
|
|
writer.Write(adpcm[i].vol_mul);
|
|||
|
|
writer.Write(adpcm[i].vol_shift);
|
|||
|
|
}
|
|||
|
|
for (i = 0; i < 6; i++)
|
|||
|
|
{
|
|||
|
|
writer.Write(OPN.CH[i].ALGO);
|
|||
|
|
writer.Write(OPN.CH[i].FB);
|
|||
|
|
writer.Write(OPN.CH[i].op1_out0);
|
|||
|
|
writer.Write(OPN.CH[i].op1_out1);
|
|||
|
|
writer.Write(OPN.CH[i].mem_value);
|
|||
|
|
writer.Write(OPN.CH[i].pms);
|
|||
|
|
writer.Write(OPN.CH[i].ams);
|
|||
|
|
writer.Write(OPN.CH[i].fc);
|
|||
|
|
writer.Write(OPN.CH[i].kcode);
|
|||
|
|
writer.Write(OPN.CH[i].block_fnum);
|
|||
|
|
}
|
|||
|
|
for (i = 0; i < 3; i++)
|
|||
|
|
{
|
|||
|
|
writer.Write(OPN.SL3.fc[i]);
|
|||
|
|
}
|
|||
|
|
writer.Write(OPN.SL3.fn_h);
|
|||
|
|
writer.Write(OPN.SL3.kcode, 0, 3);
|
|||
|
|
for (i = 0; i < 3; i++)
|
|||
|
|
{
|
|||
|
|
writer.Write(OPN.SL3.block_fnum[i]);
|
|||
|
|
}
|
|||
|
|
writer.Write(YMDeltat.DELTAT.portstate);
|
|||
|
|
writer.Write(YMDeltat.DELTAT.now_addr);
|
|||
|
|
writer.Write(YMDeltat.DELTAT.now_step);
|
|||
|
|
writer.Write(YMDeltat.DELTAT.acc);
|
|||
|
|
writer.Write(YMDeltat.DELTAT.prev_acc);
|
|||
|
|
writer.Write(YMDeltat.DELTAT.adpcmd);
|
|||
|
|
writer.Write(YMDeltat.DELTAT.adpcml);
|
|||
|
|
}
|
|||
|
|
public void LoadStateBinary(BinaryReader reader)
|
|||
|
|
{
|
|||
|
|
int i, j;
|
|||
|
|
REGS = reader.ReadBytes(512);
|
|||
|
|
addr_A1 = reader.ReadByte();
|
|||
|
|
adpcmTL = reader.ReadByte();
|
|||
|
|
adpcmreg = reader.ReadBytes(0x30);
|
|||
|
|
adpcm_arrivedEndAddress = reader.ReadByte();
|
|||
|
|
OPN.ST.freqbase = reader.ReadDouble();
|
|||
|
|
OPN.ST.timer_prescaler = reader.ReadInt32();
|
|||
|
|
OPN.ST.busy_expiry_time.seconds = reader.ReadInt32();
|
|||
|
|
OPN.ST.busy_expiry_time.attoseconds = reader.ReadInt64();
|
|||
|
|
OPN.ST.address = reader.ReadByte();
|
|||
|
|
OPN.ST.irq = reader.ReadByte();
|
|||
|
|
OPN.ST.irqmask = reader.ReadByte();
|
|||
|
|
OPN.ST.status = reader.ReadByte();
|
|||
|
|
OPN.ST.mode = reader.ReadByte();
|
|||
|
|
OPN.ST.prescaler_sel = reader.ReadByte();
|
|||
|
|
OPN.ST.fn_h = reader.ReadByte();
|
|||
|
|
OPN.ST.TA = reader.ReadInt32();
|
|||
|
|
OPN.ST.TAC = reader.ReadInt32();
|
|||
|
|
OPN.ST.TB = reader.ReadByte();
|
|||
|
|
OPN.ST.TBC = reader.ReadInt32();
|
|||
|
|
for (i = 0; i < 12; i++)
|
|||
|
|
{
|
|||
|
|
OPN.pan[i] = reader.ReadUInt32();
|
|||
|
|
}
|
|||
|
|
OPN.eg_cnt = reader.ReadUInt32();
|
|||
|
|
OPN.eg_timer = reader.ReadUInt32();
|
|||
|
|
OPN.eg_timer_add = reader.ReadUInt32();
|
|||
|
|
OPN.eg_timer_overflow = reader.ReadUInt32();
|
|||
|
|
OPN.lfo_cnt = reader.ReadInt32();
|
|||
|
|
OPN.lfo_inc = reader.ReadInt32();
|
|||
|
|
for (i = 0; i < 8; i++)
|
|||
|
|
{
|
|||
|
|
OPN.lfo_freq[i] = reader.ReadInt32();
|
|||
|
|
}
|
|||
|
|
for (i = 0; i < 6; i++)
|
|||
|
|
{
|
|||
|
|
for (j = 0; j < 4; j++)
|
|||
|
|
{
|
|||
|
|
OPN.CH[i].SLOT[j].KSR = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].ar = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].d1r = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].d2r = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].rr = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].ksr = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].mul = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].phase = reader.ReadUInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].Incr = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].state = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].tl = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].volume = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].sl = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].vol_out = reader.ReadUInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].eg_sh_ar = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].eg_sel_ar = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].eg_sh_d1r = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].eg_sel_d1r = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].eg_sh_d2r = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].eg_sel_d2r = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].eg_sh_rr = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].eg_sel_rr = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].ssg = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].ssgn = reader.ReadByte();
|
|||
|
|
OPN.CH[i].SLOT[j].key = reader.ReadUInt32();
|
|||
|
|
OPN.CH[i].SLOT[j].AMmask = reader.ReadUInt32();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
for (i = 0; i < 6; i++)
|
|||
|
|
{
|
|||
|
|
adpcm[i].flag = reader.ReadByte();
|
|||
|
|
adpcm[i].flagMask = reader.ReadByte();
|
|||
|
|
adpcm[i].now_data = reader.ReadByte();
|
|||
|
|
adpcm[i].now_addr = reader.ReadUInt32();
|
|||
|
|
adpcm[i].now_step = reader.ReadUInt32();
|
|||
|
|
adpcm[i].step = reader.ReadUInt32();
|
|||
|
|
adpcm[i].start = reader.ReadUInt32();
|
|||
|
|
adpcm[i].end = reader.ReadUInt32();
|
|||
|
|
adpcm[i].IL = reader.ReadByte();
|
|||
|
|
adpcm[i].adpcm_acc = reader.ReadInt32();
|
|||
|
|
adpcm[i].adpcm_step = reader.ReadInt32();
|
|||
|
|
adpcm[i].adpcm_out = reader.ReadInt32();
|
|||
|
|
adpcm[i].vol_mul = reader.ReadSByte();
|
|||
|
|
adpcm[i].vol_shift = reader.ReadByte();
|
|||
|
|
}
|
|||
|
|
for (i = 0; i < 6; i++)
|
|||
|
|
{
|
|||
|
|
OPN.CH[i].ALGO = reader.ReadByte();
|
|||
|
|
OPN.CH[i].FB = reader.ReadByte();
|
|||
|
|
OPN.CH[i].op1_out0 = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].op1_out1 = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].mem_value = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].pms = reader.ReadInt32();
|
|||
|
|
OPN.CH[i].ams = reader.ReadByte();
|
|||
|
|
OPN.CH[i].fc = reader.ReadUInt32();
|
|||
|
|
OPN.CH[i].kcode = reader.ReadByte();
|
|||
|
|
OPN.CH[i].block_fnum = reader.ReadUInt32();
|
|||
|
|
}
|
|||
|
|
for (i = 0; i < 3; i++)
|
|||
|
|
{
|
|||
|
|
OPN.SL3.fc[i] = reader.ReadUInt32();
|
|||
|
|
}
|
|||
|
|
OPN.SL3.fn_h = reader.ReadByte();
|
|||
|
|
OPN.SL3.kcode = reader.ReadBytes(3);
|
|||
|
|
for (i = 0; i < 3; i++)
|
|||
|
|
{
|
|||
|
|
OPN.SL3.block_fnum[i] = reader.ReadUInt32();
|
|||
|
|
}
|
|||
|
|
YMDeltat.DELTAT.portstate = reader.ReadByte();
|
|||
|
|
YMDeltat.DELTAT.now_addr = reader.ReadInt32();
|
|||
|
|
YMDeltat.DELTAT.now_step = reader.ReadInt32();
|
|||
|
|
YMDeltat.DELTAT.acc = reader.ReadInt32();
|
|||
|
|
YMDeltat.DELTAT.prev_acc = reader.ReadInt32();
|
|||
|
|
YMDeltat.DELTAT.adpcmd = reader.ReadInt32();
|
|||
|
|
YMDeltat.DELTAT.adpcml = reader.ReadInt32();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|