private static int OPLWrite(int a,int v)
{
if ((a & 1) == 0)
{
OPL.address = (byte)(v & 0xff);
}
else
{
if (OPL.UpdateHandler != null)
{
OPL.UpdateHandler(0);
}
OPLWriteReg(OPL.address,v);
}
return(OPL.status >> 7);
}
public static int OPLTimerOver(FM_OPL OPL, int c)
{
if (c != 0)
{ /* Timer B */
OPL_STATUS_SET(OPL, 0x20);
}
else
{ /* Timer A */
OPL_STATUS_SET(OPL, 0x40);
/* CSM mode key,TL controll */
if ((OPL.mode & 0x80) != 0)
{ /* CSM mode total level latch and auto key on */
int ch;
if (OPL.UpdateHandler != null) OPL.UpdateHandler(OPL.UpdateParam, 0);
for (ch = 0; ch < 9; ch++)
CSMKeyControll(OPL.P_CH[ch]);
}
}
/* reload timer */
if (OPL.TimerHandler != null) OPL.TimerHandler(OPL.TimerParam + c, (double)OPL.T[c] * OPL.TimerBase);
return OPL.status >> 7;
}
public static int OPLWrite(FM_OPL OPL, int a, int v)
{
if( (a&1) ==0)
{ /* address port */
OPL.address = (byte)(v & 0xff);
}
else
{ /* data port */
if(OPL.UpdateHandler!=null) OPL.UpdateHandler(OPL.UpdateParam,0);
OPLWriteReg(OPL,OPL.address,v);
}
return OPL.status>>7;
}
