+// we want to retain compatibility between versions,\r
+// so use original channel struct\r
+static void save_channel(SPUCHAN_orig *d, const SPUCHAN *s, int ch)\r
+{\r
+ memset(d, 0, sizeof(*d));\r
+ d->bNew = !!(dwNewChannel & (1<<ch));\r
+ d->iSBPos = s->iSBPos;\r
+ d->spos = s->spos;\r
+ d->sinc = s->sinc;\r
+ memcpy(d->SB, s->SB, sizeof(d->SB));\r
+ d->pStart = (unsigned char *)((regAreaGet(ch,6)&~1)<<3);\r
+ d->pCurr = s->pCurr;\r
+ d->pLoop = s->pLoop;\r
+ d->bOn = !!(dwChannelOn & (1<<ch));\r
+ d->bStop = s->bStop;\r
+ d->bReverb = s->bReverb;\r
+ d->iActFreq = 1;\r
+ d->iUsedFreq = 2;\r
+ d->iLeftVolume = s->iLeftVolume;\r
+ // this one is nasty but safe, save compat is important\r
+ d->bIgnoreLoop = (s->prevflags ^ 2) << 1;\r
+ d->iRightVolume = s->iRightVolume;\r
+ d->iRawPitch = s->iRawPitch;\r
+ d->s_1 = s->SB[27]; // yes it's reversed\r
+ d->s_2 = s->SB[26];\r
+ d->bRVBActive = s->bRVBActive;\r
+ d->bNoise = s->bNoise;\r
+ d->bFMod = s->bFMod;\r
+ d->ADSRX.State = s->ADSRX.State;\r
+ d->ADSRX.AttackModeExp = s->ADSRX.AttackModeExp;\r
+ d->ADSRX.AttackRate = s->ADSRX.AttackRate;\r
+ d->ADSRX.DecayRate = s->ADSRX.DecayRate;\r
+ d->ADSRX.SustainLevel = s->ADSRX.SustainLevel;\r
+ d->ADSRX.SustainModeExp = s->ADSRX.SustainModeExp;\r
+ d->ADSRX.SustainIncrease = s->ADSRX.SustainIncrease;\r
+ d->ADSRX.SustainRate = s->ADSRX.SustainRate;\r
+ d->ADSRX.ReleaseModeExp = s->ADSRX.ReleaseModeExp;\r
+ d->ADSRX.ReleaseRate = s->ADSRX.ReleaseRate;\r
+ d->ADSRX.EnvelopeVol = s->ADSRX.EnvelopeVol;\r
+ d->ADSRX.lVolume = d->bOn; // hmh\r
+}\r
+\r
+static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch)\r
+{\r
+ memset(d, 0, sizeof(*d));\r
+ if (s->bNew) dwNewChannel |= 1<<ch;\r
+ d->iSBPos = s->iSBPos;\r
+ d->spos = s->spos;\r
+ d->sinc = s->sinc;\r
+ memcpy(d->SB, s->SB, sizeof(d->SB));\r
+ d->pCurr = (void *)((long)s->pCurr & 0x7fff0);\r
+ d->pLoop = (void *)((long)s->pLoop & 0x7fff0);\r
+ if (s->bOn) dwChannelOn |= 1<<ch;\r
+ d->bStop = s->bStop;\r
+ d->bReverb = s->bReverb;\r
+ d->iLeftVolume = s->iLeftVolume;\r
+ d->iRightVolume = s->iRightVolume;\r
+ d->iRawPitch = s->iRawPitch;\r
+ d->bRVBActive = s->bRVBActive;\r
+ d->bNoise = s->bNoise;\r
+ d->bFMod = s->bFMod;\r
+ d->prevflags = (s->bIgnoreLoop >> 1) ^ 2;\r
+ d->ADSRX.State = s->ADSRX.State;\r
+ d->ADSRX.AttackModeExp = s->ADSRX.AttackModeExp;\r
+ d->ADSRX.AttackRate = s->ADSRX.AttackRate;\r
+ d->ADSRX.DecayRate = s->ADSRX.DecayRate;\r
+ d->ADSRX.SustainLevel = s->ADSRX.SustainLevel;\r
+ d->ADSRX.SustainModeExp = s->ADSRX.SustainModeExp;\r
+ d->ADSRX.SustainIncrease = s->ADSRX.SustainIncrease;\r
+ d->ADSRX.SustainRate = s->ADSRX.SustainRate;\r
+ d->ADSRX.ReleaseModeExp = s->ADSRX.ReleaseModeExp;\r
+ d->ADSRX.ReleaseRate = s->ADSRX.ReleaseRate;\r
+ d->ADSRX.EnvelopeVol = s->ADSRX.EnvelopeVol;\r
+}\r
+\r