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This commit is contained in:
dborth 2009-11-27 08:53:39 +00:00
parent 799e9b0b05
commit 251be42e0b
2 changed files with 14 additions and 9 deletions
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3
source/fceultra/debug.cpp
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@ -243,7 +243,8 @@ uint8 GetMem(uint16 A) {
}
}
else if ((A >= 0x4000) && (A < 0x6000)) return 0xFF; //fix me
return ARead[A](A);
if (GameInfo) return ARead[A](A); //adelikat: 11/17/09: Prevent crash if this is called with no game loaded.
else return 0;
}
uint8 GetPPUMem(uint8 A) {

20
source/fceultra/fceu.cpp
View File

@ -191,8 +191,10 @@ int frameAdvanceDelay;
//indicates that the emulation core just frame advanced (consumed the frame advance state and paused)
bool JustFrameAdvanced=false;
static int AutosaveStatus[4] = {0, 0, 0, 0}; //is it safe to load Auto-savestate
static int *AutosaveStatus; //is it safe to load Auto-savestate
static int AutosaveIndex = 0; //which Auto-savestate we're on
int AutosaveQty = 4; // Number of Autosaves to store
int AutosaveFrequency = 256; // Number of frames between autosaves
// Flag that indicates whether the Auto-save option is enabled or not
int EnableAutosave = 0;
@ -414,8 +416,10 @@ FCEUGI *FCEUI_LoadGameVirtual(const char *name, int OverwriteVidMode)
ResetGameLoaded();
AutosaveStatus[0] = AutosaveStatus[1] = 0;
AutosaveStatus[2] = AutosaveStatus[3] = 0;
if (!AutosaveStatus)
AutosaveStatus = (int*)malloc(sizeof(int)*AutosaveQty);
for (AutosaveIndex=0; AutosaveIndex<AutosaveQty; ++AutosaveIndex)
AutosaveStatus[AutosaveIndex] = 0;
CloseGame();
GameInfo = new FCEUGI();
@ -945,10 +949,10 @@ void UpdateAutosave(void)
return;
char * f;
AutosaveCounter = (AutosaveCounter + 1) % 256;
if(AutosaveCounter == 0)
if(++AutosaveCounter >= AutosaveFrequency)
{
AutosaveIndex = (AutosaveIndex + 1) % 4;
AutosaveCounter = 0;
AutosaveIndex = (AutosaveIndex + 1) % AutosaveQty;
f = strdup(FCEU_MakeFName(FCEUMKF_AUTOSTATE,AutosaveIndex,0).c_str());
FCEUSS_Save(f);
AutoSS = true; //Flag that an auto-savestate was made
@ -970,9 +974,9 @@ void FCEUI_Autosave(void)
free(f);
//Set pointer to previous available slot
if(AutosaveStatus[(AutosaveIndex + 3)%4] == 1)
if(AutosaveStatus[(AutosaveIndex + AutosaveQty-1)%AutosaveQty] == 1)
{
AutosaveIndex = (AutosaveIndex + 3)%4;
AutosaveIndex = (AutosaveIndex + AutosaveQty-1)%AutosaveQty;
}
//Reset time to next Auto-save