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apply patch #722 Grayscale handling missing in NewPPU

This commit is contained in:
zeromus 2016-02-24 10:08:45 +00:00
parent c082383f8b
commit 82397025b2
1 changed files with 59 additions and 65 deletions
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124
trunk/src/ppu.cpp
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@ -57,7 +57,8 @@
#define PPU_status (PPU[2])
#define Pal (PALRAM)
#define READPAL(ofs) (PALRAM[(ofs)] & (GRAYSCALE ? 0x30 : 0xFF))
#define READUPAL(ofs) (UPALRAM[(ofs)] & (GRAYSCALE ? 0x30 : 0xFF))
static void FetchSpriteData(void);
static void RefreshLine(int lastpixel);
@ -467,14 +468,11 @@ uint8 FASTCALL FFCEUX_PPURead_Default(uint32 A) {
uint8 ret;
if (!(tmp & 3)) {
if (!(tmp & 0xC))
ret = PALRAM[0x00];
ret = READPAL(0x00);
else
ret = UPALRAM[((tmp & 0xC) >> 2) - 1];
ret = READUPAL(((tmp & 0xC) >> 2) - 1);
} else
ret = PALRAM[tmp & 0x1F];
if (GRAYSCALE)
ret &= 0x30;
ret = READPAL(tmp & 0x1F);
return ret;
}
}
@ -689,13 +687,11 @@ static DECLFR(A2007) {
//to get a gray color reading
if (!(tmp & 3)) {
if (!(tmp & 0xC))
ret = PALRAM[0x00];
ret = READPAL(0x00);
else
ret = UPALRAM[((tmp & 0xC) >> 2) - 1];
ret = READUPAL(((tmp & 0xC) >> 2) - 1);
} else
ret = PALRAM[tmp & 0x1F];
if (GRAYSCALE)
ret &= 0x30;
ret = READPAL(tmp & 0x1F);
VRAMBuffer = CALL_PPUREAD(RefreshAddr - 0x1000);
} else {
if (debug_loggingCD && (RefreshAddr < 0x2000))
@ -711,13 +707,11 @@ static DECLFR(A2007) {
if (tmp >= 0x3F00) { // Palette RAM tied directly to the output data, without VRAM buffer
if (!(tmp & 3)) {
if (!(tmp & 0xC))
ret = PALRAM[0x00];
ret = READPAL(0x00);
else
ret = UPALRAM[((tmp & 0xC) >> 2) - 1];
ret = READUPAL(((tmp & 0xC) >> 2) - 1);
} else
ret = PALRAM[tmp & 0x1F];
if (GRAYSCALE)
ret &= 0x30;
ret = READPAL(tmp & 0x1F);
#ifdef FCEUDEF_DEBUGGER
if (!fceuindbg)
#endif
@ -1056,7 +1050,7 @@ static void RefreshLine(int lastpixel) {
if (!ScreenON && !SpriteON) {
uint32 tem;
tem = Pal[0] | (Pal[0] << 8) | (Pal[0] << 16) | (Pal[0] << 24);
tem = READPAL(0) | (READPAL(0) << 8) | (READPAL(0) << 16) | (READPAL(0) << 24);
tem |= 0x40404040;
FCEU_dwmemset(Pline, tem, numtiles * 8);
P += numtiles * 8;
@ -1077,10 +1071,10 @@ static void RefreshLine(int lastpixel) {
}
//Priority bits, needed for sprite emulation.
Pal[0] |= 64;
Pal[4] |= 64;
Pal[8] |= 64;
Pal[0xC] |= 64;
PALRAM[0] |= 64;
PALRAM[4] |= 64;
PALRAM[8] |= 64;
PALRAM[0xC] |= 64;
//This high-level graphics MMC5 emulation code was written for MMC5 carts in "CL" mode.
//It's probably not totally correct for carts in "SL" mode.
@ -1158,15 +1152,15 @@ static void RefreshLine(int lastpixel) {
#undef RefreshAddr
//Reverse changes made before.
Pal[0] &= 63;
Pal[4] &= 63;
Pal[8] &= 63;
Pal[0xC] &= 63;
PALRAM[0] &= 63;
PALRAM[4] &= 63;
PALRAM[8] &= 63;
PALRAM[0xC] &= 63;
RefreshAddr = smorkus;
if (firsttile <= 2 && 2 < lasttile && !(PPU[1] & 2)) {
uint32 tem;
tem = Pal[0] | (Pal[0] << 8) | (Pal[0] << 16) | (Pal[0] << 24);
tem = READPAL(0) | (READPAL(0) << 8) | (READPAL(0) << 16) | (READPAL(0) << 24);
tem |= 0x40404040;
*(uint32*)Plinef = *(uint32*)(Plinef + 4) = tem;
}
@ -1174,7 +1168,7 @@ static void RefreshLine(int lastpixel) {
if (!ScreenON) {
uint32 tem;
int tstart, tcount;
tem = Pal[0] | (Pal[0] << 8) | (Pal[0] << 16) | (Pal[0] << 24);
tem = READPAL(0) | (READPAL(0) << 8) | (READPAL(0) << 16) | (READPAL(0) << 24);
tem |= 0x40404040;
tcount = lasttile - firsttile;
@ -1247,7 +1241,7 @@ static void DoLine(void) {
uint32 tem;
uint8 col;
if (gNoBGFillColor == 0xFF)
col = Pal[0];
col = READPAL(0);
else col = gNoBGFillColor;
tem = col | (col << 8) | (col << 16) | (col << 24);
tem |= 0x40404040;
@ -1488,7 +1482,7 @@ static void RefreshSprites(void) {
int x = spr->x;
uint8 *C;
uint8 *VB;
int VB;
pixdata = ppulut1[spr->ca[0]] | ppulut2[spr->ca[1]];
J = spr->ca[0] | spr->ca[1];
@ -1510,75 +1504,75 @@ static void RefreshSprites(void) {
}
C = sprlinebuf + x;
VB = (PALRAM + 0x10) + ((atr & 3) << 2);
VB = (0x10) + ((atr & 3) << 2);
if (atr & SP_BACK) {
if (atr & H_FLIP) {
if (J & 0x80) C[7] = VB[pixdata & 3] | 0x40;
if (J & 0x80) C[7] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x40) C[6] = VB[pixdata & 3] | 0x40;
if (J & 0x40) C[6] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x20) C[5] = VB[pixdata & 3] | 0x40;
if (J & 0x20) C[5] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x10) C[4] = VB[pixdata & 3] | 0x40;
if (J & 0x10) C[4] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x08) C[3] = VB[pixdata & 3] | 0x40;
if (J & 0x08) C[3] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x04) C[2] = VB[pixdata & 3] | 0x40;
if (J & 0x04) C[2] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x02) C[1] = VB[pixdata & 3] | 0x40;
if (J & 0x02) C[1] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x01) C[0] = VB[pixdata] | 0x40;
if (J & 0x01) C[0] = READPAL(VB | pixdata) | 0x40;
} else {
if (J & 0x80) C[0] = VB[pixdata & 3] | 0x40;
if (J & 0x80) C[0] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x40) C[1] = VB[pixdata & 3] | 0x40;
if (J & 0x40) C[1] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x20) C[2] = VB[pixdata & 3] | 0x40;
if (J & 0x20) C[2] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x10) C[3] = VB[pixdata & 3] | 0x40;
if (J & 0x10) C[3] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x08) C[4] = VB[pixdata & 3] | 0x40;
if (J & 0x08) C[4] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x04) C[5] = VB[pixdata & 3] | 0x40;
if (J & 0x04) C[5] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x02) C[6] = VB[pixdata & 3] | 0x40;
if (J & 0x02) C[6] = READPAL(VB | (pixdata & 3)) | 0x40;
pixdata >>= 4;
if (J & 0x01) C[7] = VB[pixdata] | 0x40;
if (J & 0x01) C[7] = READPAL(VB | pixdata) | 0x40;
}
} else {
if (atr & H_FLIP) {
if (J & 0x80) C[7] = VB[pixdata & 3];
if (J & 0x80) C[7] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x40) C[6] = VB[pixdata & 3];
if (J & 0x40) C[6] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x20) C[5] = VB[pixdata & 3];
if (J & 0x20) C[5] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x10) C[4] = VB[pixdata & 3];
if (J & 0x10) C[4] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x08) C[3] = VB[pixdata & 3];
if (J & 0x08) C[3] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x04) C[2] = VB[pixdata & 3];
if (J & 0x04) C[2] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x02) C[1] = VB[pixdata & 3];
if (J & 0x02) C[1] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x01) C[0] = VB[pixdata];
if (J & 0x01) C[0] = READPAL(VB | pixdata);
} else {
if (J & 0x80) C[0] = VB[pixdata & 3];
if (J & 0x80) C[0] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x40) C[1] = VB[pixdata & 3];
if (J & 0x40) C[1] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x20) C[2] = VB[pixdata & 3];
if (J & 0x20) C[2] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x10) C[3] = VB[pixdata & 3];
if (J & 0x10) C[3] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x08) C[4] = VB[pixdata & 3];
if (J & 0x08) C[4] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x04) C[5] = VB[pixdata & 3];
if (J & 0x04) C[5] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x02) C[6] = VB[pixdata & 3];
if (J & 0x02) C[6] = READPAL(VB | (pixdata & 3));
pixdata >>= 4;
if (J & 0x01) C[7] = VB[pixdata];
if (J & 0x01) C[7] = READPAL(VB | pixdata);
}
}
}
@ -2145,7 +2139,7 @@ int FCEUX_PPU_Loop(int skip) {
uint8* pt = bgdata.main[bgtile].pt;
pixel = ((pt[0] >> (7 - bgpx)) & 1) | (((pt[1] >> (7 - bgpx)) & 1) << 1) | bgdata.main[bgtile].at;
}
pixelcolor = PALRAM[pixel];
pixelcolor = READPAL(pixel);
//look for a sprite to be drawn
bool havepixel = false;
@ -2188,7 +2182,7 @@ int FCEUX_PPU_Loop(int skip) {
//bring in the palette bits and palettize
spixel |= (oam[2] & 3) << 2;
pixelcolor = PALRAM[0x10 + spixel];
pixelcolor = READPAL(0x10 + spixel);
}
}