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ym2151 savestates re-re-re-revisited. this time, its perfect - no hacks.

This commit is contained in:
dinkc64 2014-06-24 12:05:50 +00:00
parent c86f4954de
commit e2500cda1b
3 changed files with 9 additions and 10 deletions
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9
src/burn/snd/burn_ym2151.cpp
View File

@ -244,12 +244,11 @@ void BurnYM2151Scan(INT32 nAction)
SCAN_VAR(nFractionalPosition);
SCAN_VAR(nSamplesRendered);
BurnYM2151Scan_int(nAction); // Scan the YM2151's internal registers
// BurnYM2151Scan_int() only links up the default connections -
// therefore the following is necessary to link up user(game)-defined operator connections:
if (nAction & ACB_WRITE) { // Restore the operator connections, see burn_ym2151.h BurnYM2151WriteRegister() for more info.
BurnYM2151Scan_int(nAction); // Properly scan the YM2151's internal registers
/*if (nAction & ACB_WRITE) { // Restore the operator connections, see burn_ym2151.h BurnYM2151WriteRegister() for more info.
for (INT32 i = 0; i < 0x0100; i++) {
YM2151WriteReg(0, i, BurnYM2151Registers[i]);
}
}
}*/
}

6
src/burn/snd/burn_ym2151.h
View File

@ -29,12 +29,12 @@ static inline void BurnYM2151WriteRegister(const UINT8 nValue)
#endif
extern UINT32 nBurnCurrentYM2151Register;
extern UINT8 BurnYM2151Registers[0x0100];
/*extern UINT8 BurnYM2151Registers[0x0100];
if (nBurnCurrentYM2151Register >= 0x20 &&
if (nBurnCurrentYM2151Register >= 0x20 && // this is no longer necessary. June 24, 2014 - dink
nBurnCurrentYM2151Register <= 0x3F) { // only(!) remember oper connections
BurnYM2151Registers[nBurnCurrentYM2151Register] = nValue;
}
}*/
YM2151WriteReg(0, nBurnCurrentYM2151Register, nValue);
}

4
src/burn/snd/ym2151.c
View File

@ -1380,7 +1380,7 @@ static void ym2151_postload_refresh(void)
{
for (j=0; j<8; j++)
{
set_connect(&YMPSG[i].oper[j*4], YMPSG[i].connect[j], j);
set_connect(&YMPSG[i].oper[j*4], j, YMPSG[i].connect[j]);
}
}
}
@ -1499,7 +1499,7 @@ static void ym2151_postload_refresh(void)
{
for (j=0; j<8; j++)
{
set_connect(&YMPSG[i].oper[j*4], YMPSG[i].connect[j], j);
set_connect(&YMPSG[i].oper[j*4], j, YMPSG[i].connect[j]);
}
}
}