X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=fceu.git;a=blobdiff_plain;f=fce.c;h=5ad965ddc344a8c66216f5f59f953977c9b6c545;hp=4db2a0a57e8bea9e64a09f719b1deca97fb7b601;hb=f12b1f316ca070bda860108b4e3901628d1a8398;hpb=92764e6252a3691033d6044b466bf716c96b62d5 diff --git a/fce.c b/fce.c index 4db2a0a..5ad965d 100644 --- a/fce.c +++ b/fce.c @@ -53,6 +53,10 @@ #include "dprintf.h" +#ifdef GP2X +#include "drivers/gp2x/asmutils.h" +#endif + #define Pal (PALRAM) @@ -199,6 +203,9 @@ void FlushGenieRW(void) ARead[x+0x8000]=AReadG[x]; BWrite[x+0x8000]=BWriteG[x]; } +#ifdef ASM_6502 + GenieSetPages(1); +#endif free(AReadG); free(BWriteG); AReadG=0; @@ -555,7 +562,6 @@ void BGRender(uint8 *target) } #ifdef FRAMESKIP -int FSkip_setting=-1; // auto int FSkip=0; void FCEUI_FrameSkip(int x) { @@ -610,17 +616,24 @@ static void Loop6502(void) for(x=63;x>=0;x--) ((uint32 *)target)[x]=((uint32*)target)[x]&0xF0F0F0F0; } +#ifdef GP2X + if((PPU[1]>>5)==0x7) block_or(target, 256, 0xc0); + else if(PPU[1]&0xE0) block_andor(target, 256, 0x3f, 0x40); + else block_andor(target, 256, 0x3f, 0x80); +#else if((PPU[1]>>5)==0x7) for(x=63;x>=0;x--) - ((uint32 *)target)[x]=(((uint32*)target)[x]&0x3f3f3f3f)|0x40404040; + ((uint32 *)target)[x]=(((uint32*)target)[x])|0xc0c0c0c0; else if(PPU[1]&0xE0) for(x=63;x>=0;x--) - ((uint32 *)target)[x]=((uint32*)target)[x]|0xC0C0C0C0; + ((uint32 *)target)[x]=(((uint32*)target)[x]&0x3f3f3f3f)|0x40404040; else for(x=63;x>=0;x--) - ((uint32 *)target)[x]=((uint32*)target)[x]&0x3f3f3f3f; - FCEU_dwmemset(target- 8,0x3f3f3f3f,8); - FCEU_dwmemset(target+256,0x3f3f3f3f,8); + ((uint32 *)target)[x]=(((uint32*)target)[x]&0x3f3f3f3f)|0x80808080; +#endif + // black borders + ((uint32 *)target)[-2]=((uint32 *)target)[-1]=0; + ((uint32 *)target)[64]=((uint32 *)target)[65]=0; #ifdef FRAMESKIP } #endif @@ -964,9 +977,9 @@ static void DoHBlank(void) { X6502_Run(6); Fixit2(); - X6502_Run(4); + X6502_Run(4+3); // original value was 4, but adding 3 fixes glitch in smb3 (and breaks something?) GameHBIRQHook(); - X6502_Run(85-16-10); + X6502_Run(85-10-16-3); } else { @@ -1067,6 +1080,7 @@ void ResetGameLoaded(void) } char lastLoadedGameName [2048]; +int LoadGameLastError = 0; int UNIFLoad(const char *name, int fp); int iNESLoad(const char *name, int fp); int FDSLoad(const char *name, int fp); @@ -1078,7 +1092,8 @@ FCEUGI *FCEUI_LoadGame(char *name) int have_movie = 0; int fp; - Exit=1; + //Exit=1; + LoadGameLastError = 0; ResetGameLoaded(); strncpy(name2, name, sizeof(name2)); @@ -1088,6 +1103,7 @@ FCEUGI *FCEUI_LoadGame(char *name) if(!fp) { FCEU_PrintError("Error opening \"%s\"!",name); + LoadGameLastError = 1; return 0; } @@ -1100,16 +1116,17 @@ FCEUGI *FCEUI_LoadGame(char *name) FCEU_fclose(fp); *p = 0; fp=FCEU_fopen(name2,"rb"); + if (!fp && p - name2 > 2) p[-2] = 0; + fp=FCEU_fopen(name2,"rb"); if (!fp) { printf("no ROM for movie\n"); + LoadGameLastError = 2; return 0; } have_movie = 1; } } - strcpy(lastLoadedGameName, name2); - GetFileBase(name2); if(iNESLoad(name2,fp)) goto endlseq; @@ -1122,6 +1139,8 @@ FCEUGI *FCEUI_LoadGame(char *name) FCEU_PrintError("An error occurred while loading the file."); FCEU_fclose(fp); + // format handlers may set LoadGameLastError themselves. + if (LoadGameLastError == 0) LoadGameLastError = 3; return 0; endlseq: @@ -1149,6 +1168,9 @@ FCEUGI *FCEUI_LoadGame(char *name) if (have_movie) FCEUI_LoadMovie(name, 1); + + strcpy(lastLoadedGameName, name2); + return(&FCEUGameInfo); } @@ -1176,7 +1198,7 @@ void FCEU_ResetVidSys(void) FSettings.FirstSLine=FSettings.UsrFirstSLine[0]; FSettings.LastSLine=FSettings.UsrLastSLine[0]; } - printf("PAL = %i\n", PAL); + printf("ResetVidSys: PAL = %i\n", PAL); SetSoundVariables(); } @@ -1199,14 +1221,17 @@ static INLINE void Thingo(void) if(MMC5Hack && (ScreenON || SpriteON)) MMC5_hb(scanline); - // check: Battletoads & Double Dragon + // check: Battletoads & Double Dragon, Addams Family + // sky glitches in SMB1 if done wrong if(tosprite>=256) { X6502_Run(256); } else { - // sky glitches in SMB1 if done wrong + // a dirty hack for Addams Family and inaccurate sprite hit emulation + if(tosprite<8) tosprite-=tosprite*3>>2; + X6502_Run(tosprite); PPU[2]|=0x40; X6502_Run(256-tosprite); @@ -1228,7 +1253,7 @@ void EmLoop(void) // FCEUPPU_Loop: if(ppudead) /* Needed for Knight Rider, possibly others. */ { - memset(XBuf, 0x80, 320*240); + //memset(XBuf, 0, 320*240); X6502_Run(scanlines_per_frame*(256+85)); ppudead--; goto update; @@ -1288,39 +1313,10 @@ void EmLoop(void) if(FCEUGameInfo.type==GIT_NSF) { - X6502_Run((256+85)*240); + // run scanlines for asm core to fuction + for(scanline=0;scanline<240;scanline++) + X6502_Run(256+85); } - #ifdef FRAMESKIP - else if(FSkip) - { - int y; - - y=SPRAM[0]; - y++; - - PPU_status|=0x20; // Fixes "Bee 52". Does it break anything? - if(GameHBIRQHook) - { - X6502_Run(256); - for(scanline=0;scanline<240;scanline++) - { - if(ScreenON || SpriteON) - GameHBIRQHook(); - if(scanline==y && SpriteON) PPU_status|=0x40; - X6502_Run((scanline==239)?85:(256+85)); - ResetRL(); // ?? - } - } - else if(y<240) - { - X6502_Run((256+85)*y); - if(SpriteON) PPU_status|=0x40; // Quick and very dirty hack. - X6502_Run((256+85)*(240-y)); - } - else - X6502_Run((256+85)*240); - } - #endif else { int x,max,maxref; @@ -1371,7 +1367,7 @@ update: if(Exit) { - CloseGame(); + //CloseGame(); break; } @@ -1443,6 +1439,18 @@ void ResetNES(void) X6502_Reset(); } +static void FCEU_MemoryRand(uint8 *ptr, uint32 size) +{ + int x=0; + while(size) + { + *ptr=(x&4)?0xFF:0x00; + x++; + size--; + ptr++; + } +} + void PowerNES(void) { if(!GameLoaded) return; @@ -1452,12 +1460,20 @@ void PowerNES(void) GeniePower(); +#ifndef DEBUG_ASM_6502 + FCEU_MemoryRand(RAM,0x800); +#else memset(RAM,0x00,0x800); +#endif ResetMapping(); GameInterface(GI_POWER); PowerSound(); PowerPPU(); timestampbase=0; +#ifdef ASM_6502 + if (geniestage) + GenieSetPages(0); +#endif X6502_Power(); }