libretro/snes9x2005
1
0
Fork 0
mirror of https://github.com/libretro/snes9x2005.git synced 2025-01-30 21:43:45 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

add skeleton code for retro_serialize.

Browse Source 
(not working)
This commit is contained in:
aliaspider 2014-10-30 07:44:28 +01:00
parent 21ddea4dfa
commit 9f4aec5c8e
1 changed files with 122 additions and 46 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

168
libretro.c
View File

@ -548,66 +548,142 @@ void retro_reset(void)
size_t retro_serialize_size(void)
{
#if 0
size_t s = 0;
s += sizeof(CPU);
s += sizeof(ICPU);
s += sizeof(PPU);
s += sizeof(DMA);
s += 0x10000;
s += 0x20000;
s += 0x20000;
s += 0x8000;
s += sizeof(APU);
s += sizeof(IAPU.Registers);
s += 0x10000;
s += sizeof(SA1);
s += sizeof(s7r);
s += sizeof(rtc_f9);
return s;
#else
return 0;
#endif
}
bool retro_serialize(void* data, size_t size)
{
// S9xUpdateRTC();
// S9xSRTCPreSaveState();
#if 0
int i;
// for (i = 0; i < 8; i++)
// {
// SoundData.channels [i].previous16 [0] = (int16)
// SoundData.channels [i].previous [0];
// SoundData.channels [i].previous16 [1] = (int16)
// SoundData.channels [i].previous [1];
// }
// sprintf(buffer, "%s:%04d\n", SNAPSHOT_MAGIC, SNAPSHOT_VERSION);
// WRITE_STREAM(buffer, strlen(buffer), stream);
// sprintf(buffer, "NAM:%06d:%s%c", strlen(Memory.ROMFilename) + 1,
// Memory.ROMFilename, 0);
// WRITE_STREAM(buffer, strlen(buffer) + 1, stream);
// FreezeStruct(stream, "CPU", &CPU, SnapCPU, COUNT(SnapCPU));
// FreezeStruct(stream, "REG", &ICPU.Registers, SnapRegisters,
// COUNT(SnapRegisters));
// FreezeStruct(stream, "PPU", &PPU, SnapPPU, COUNT(SnapPPU));
// FreezeStruct(stream, "DMA", DMA, SnapDMA, COUNT(SnapDMA));
S9xUpdateRTC();
S9xSRTCPreSaveState();
// // RAM and VRAM
// FreezeBlock(stream, "VRA", Memory.VRAM, 0x10000);
// FreezeBlock(stream, "RAM", Memory.RAM, 0x20000);
// FreezeBlock(stream, "SRA", Memory.SRAM, 0x20000);
// FreezeBlock(stream, "FIL", Memory.FillRAM, 0x8000);
// if (Settings.APUEnabled)
// {
// // APU
// FreezeStruct(stream, "APU", &APU, SnapAPU, COUNT(SnapAPU));
// FreezeStruct(stream, "ARE", &IAPU.Registers, SnapAPURegisters,
// COUNT(SnapAPURegisters));
// FreezeBlock(stream, "ARA", IAPU.RAM, 0x10000);
// FreezeStruct(stream, "SOU", &SoundData, SnapSoundData,
// COUNT(SnapSoundData));
// }
// if (Settings.SA1)
// {
// SA1.Registers.PC = SA1.PC - SA1.PCBase;
// S9xSA1PackStatus();
// FreezeStruct(stream, "SA1", &SA1, SnapSA1, COUNT(SnapSA1));
// FreezeStruct(stream, "SAR", &SA1.Registers, SnapSA1Registers,
// COUNT(SnapSA1Registers));
// }
for (i = 0; i < 8; i++)
{
SoundData.channels[i].previous16[0] = (int16)
SoundData.channels[i].previous[0];
SoundData.channels[i].previous16[1] = (int16)
SoundData.channels[i].previous[1];
}
// if (Settings.SPC7110)
// FreezeStruct(stream, "SP7", &s7r, SnapSPC7110, COUNT(SnapSPC7110));
// if (Settings.SPC7110RTC)
// FreezeStruct(stream, "RTC", &rtc_f9, SnapS7RTC, COUNT(SnapS7RTC));
uint8_t* buffer = data;
memcpy(buffer, &CPU, sizeof(CPU));
buffer += sizeof(CPU);
memcpy(buffer, &ICPU, sizeof(ICPU));
buffer += sizeof(ICPU);
memcpy(buffer, &PPU, sizeof(PPU));
buffer += sizeof(PPU);
memcpy(buffer, &DMA, sizeof(DMA));
buffer += sizeof(DMA);
memcpy(buffer, Memory.VRAM, 0x10000);
buffer += 0x10000;
memcpy(buffer, Memory.RAM, 0x20000);
buffer += 0x20000;
memcpy(buffer, Memory.SRAM, 0x20000);
buffer += 0x20000;
memcpy(buffer, Memory.FillRAM, 0x8000);
buffer += 0x8000;
memcpy(buffer, &APU, sizeof(APU));
buffer += sizeof(APU);
memcpy(buffer, &IAPU.Registers, sizeof(IAPU.Registers));
buffer += sizeof(IAPU.Registers);
memcpy(buffer, IAPU.RAM, 0x10000);
buffer += 0x10000;
SA1.Registers.PC = SA1.PC - SA1.PCBase;
S9xSA1PackStatus();
memcpy(buffer, &SA1, sizeof(SA1));
buffer += sizeof(SA1);
memcpy(buffer, &s7r, sizeof(s7r));
buffer += sizeof(s7r);
memcpy(buffer, &rtc_f9, sizeof(rtc_f9));
buffer += sizeof(rtc_f9);
return true;
#else
return false;
#endif
}
bool retro_unserialize(const void* data, size_t size)
{
#if 0
const uint8_t* buffer = data;
S9xReset();
memcpy(&CPU, buffer, sizeof(CPU));
buffer += sizeof(CPU);
memcpy(&ICPU, buffer, sizeof(ICPU));
buffer += sizeof(ICPU);
memcpy(&PPU, buffer, sizeof(PPU));
buffer += sizeof(PPU);
memcpy(&DMA, buffer, sizeof(DMA));
buffer += sizeof(DMA);
memcpy(Memory.VRAM, buffer, 0x10000);
buffer += 0x10000;
memcpy(Memory.RAM, buffer, 0x20000);
buffer += 0x20000;
memcpy(Memory.SRAM, buffer, 0x20000);
buffer += 0x20000;
memcpy(Memory.FillRAM, buffer, 0x8000);
buffer += 0x8000;
memcpy(&APU, buffer, sizeof(APU));
buffer += sizeof(APU);
memcpy(&IAPU.Registers, buffer, sizeof(IAPU.Registers));
buffer += sizeof(IAPU.Registers);
memcpy(IAPU.RAM, buffer, 0x10000);
buffer += 0x10000;
memcpy(&SA1, buffer, sizeof(SA1));
buffer += sizeof(SA1);
memcpy(&s7r, buffer, sizeof(s7r));
buffer += sizeof(s7r);
memcpy(&rtc_f9, buffer, sizeof(rtc_f9));
buffer += sizeof(rtc_f9);
S9xFixCycles();
S9xFixSA1AfterSnapshotLoad();
// FixROMSpeed();
// IPPU.ColorsChanged = TRUE;
// IPPU.OBJChanged = TRUE;
// CPU.InDMA = FALSE;
// S9xFixColourBrightness();
// IPPU.RenderThisFrame = FALSE;
// S9xFixSoundAfterSnapshotLoad();
// ICPU.ShiftedPB = ICPU.Registers.PB << 16;
// ICPU.ShiftedDB = ICPU.Registers.DB << 16;
// S9xSetPCBase(ICPU.ShiftedPB + ICPU.Registers.PC);
// S9xUnpackStatus();
//// S9xFixCycles();
// S9xReschedule();
return true;
#else
return false;
#endif
}
void retro_cheat_reset(void)