diff options
| -rw-r--r-- | source/ppu.c | 113 |
1 files changed, 60 insertions, 53 deletions
diff --git a/source/ppu.c b/source/ppu.c index e0e451a..a72d9ab 100644 --- a/source/ppu.c +++ b/source/ppu.c @@ -200,6 +200,64 @@ void S9xFixColourBrightness() } } +static void S9xSetSuperFX(uint8 Byte, uint16 Address) +{ + if (!Settings.SuperFX) + return; + + switch (Address) + { + case 0x3030: + if ((Memory.FillRAM [0x3030] ^ Byte) & FLG_G) + { + Memory.FillRAM [Address] = Byte; + // Go flag has been changed + if (Byte & FLG_G) + S9xSuperFXExec(); + else + FxFlushCache(); + } + else + Memory.FillRAM [Address] = Byte; + break; + + case 0x3031: + case 0x3033: + case 0x3037: + case 0x3039: + case 0x303a: + case 0x303f: + Memory.FillRAM [Address] = Byte; + break; + case 0x3034: + case 0x3036: + Memory.FillRAM [Address] = Byte & 0x7f; + break; + case 0x3038: + Memory.FillRAM [Address] = Byte; + fx_dirtySCBR(); + break; + case 0x303b: + break; + case 0x303c: + Memory.FillRAM [Address] = Byte; + fx_updateRamBank(Byte); + break; + case 0x301f: + Memory.FillRAM [Address] = Byte; + Memory.FillRAM [0x3000 + GSU_SFR] |= FLG_G; + S9xSuperFXExec(); + return; + + default: + Memory.FillRAM[Address] = Byte; + if (Address >= 0x3100) + FxCacheWriteAccess(Address); + break; + } + return; +} + /******************************************************************************/ /* S9xSetPPU() */ /* This function sets a PPU Register to a specific byte */ @@ -879,60 +937,9 @@ void S9xSetPPU(uint8 Byte, uint16 Address) S9xSetSRTC(Byte, Address); else if (Address >= 0x3000 && Address < 0x3300) { - if (!Settings.SuperFX) - return; - - switch (Address) - { - case 0x3030: - if ((Memory.FillRAM [0x3030] ^ Byte) & FLG_G) - { - Memory.FillRAM [Address] = Byte; - // Go flag has been changed - if (Byte & FLG_G) - S9xSuperFXExec(); - else - FxFlushCache(); - } - else - Memory.FillRAM [Address] = Byte; - break; - - case 0x3031: - case 0x3033: - case 0x3037: - case 0x3039: - case 0x303a: - case 0x303f: - Memory.FillRAM [Address] = Byte; - break; - case 0x3034: - case 0x3036: - Memory.FillRAM [Address] = Byte & 0x7f; - break; - case 0x3038: - Memory.FillRAM [Address] = Byte; - fx_dirtySCBR(); - break; - case 0x303b: - break; - case 0x303c: - Memory.FillRAM [Address] = Byte; - fx_updateRamBank(Byte); - break; - case 0x301f: - Memory.FillRAM [Address] = Byte; - Memory.FillRAM [0x3000 + GSU_SFR] |= FLG_G; - S9xSuperFXExec(); - return; - - default: - Memory.FillRAM[Address] = Byte; - if (Address >= 0x3100) - FxCacheWriteAccess(Address); - break; - } + S9xSetSuperFX(Byte, Address); return; + } } Memory.FillRAM[Address] = Byte; |