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mmc5: use PPUON instead of spriteon and screenon

This commit is contained in:
zeromus 2017-04-29 05:38:32 +00:00
parent 7a54c133ce
commit 4a1e4b6423
1 changed files with 7 additions and 4 deletions
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11
trunk/src/boards/mmc5.cpp
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@ -26,6 +26,7 @@
#define BBANKS MMC5BGVPage
#define SpriteON (PPU[1] & 0x10) //Show Sprite
#define ScreenON (PPU[1] & 0x08) //Show screen
#define PPUON (PPU[1] & 0x18) //PPU should operate
static void (*sfun)(int P);
static void (*psfun)(void);
@ -117,9 +118,10 @@ typedef struct __cartdata {
static inline uint8 * MMC5BGVRAMADR(uint32 A) {
if(Sprite16)
{
if (ppuphase == PPUPHASE_OBJ && SpriteON)
bool isPattern = PPUON;
if (ppuphase == PPUPHASE_OBJ && isPattern)
return &ABANKS[(A) >> 10][(A)];
if (ppuphase == PPUPHASE_BG && ScreenON)
if (ppuphase == PPUPHASE_BG && isPattern)
return &BBANKS[(A) >> 10][(A)];
else if(mmc5ABMode == 0)
return &ABANKS[(A) >> 10][(A)];
@ -174,9 +176,10 @@ uint8 FASTCALL mmc5_PPURead(uint32 A)
{
if(Sprite16)
{
if (ppuphase == PPUPHASE_OBJ && SpriteON)
bool isPattern = PPUON;
if (ppuphase == PPUPHASE_OBJ && isPattern)
return ABANKS[(A) >> 10][(A)];
if (ppuphase == PPUPHASE_BG && ScreenON)
if (ppuphase == PPUPHASE_BG && isPattern)
{
if(split)
return MMC5HackVROMPTR[MMC5HackSPPage*0x1000 + (A&0xFFF)];