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https://github.com/libretro/FBNeo.git
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Add Twins (booleg of Mega Twins) [barry, ClawGrip, Roberto Fresca, Recreativas.org, The Dumping Union]
This commit is contained in:
Barry Harris
parent
7446846adc
commit
998140f0fb
@ -495,6 +495,46 @@ static INT32 CpsLoadOneBootlegType3Swap(UINT8 *Tile, INT32 nNum, INT32 nWord, IN
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return 0;
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}
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static INT32 CpsLoadOneBootlegSwap(UINT8* Tile, INT32 nNum, INT32 nWord, INT32 nShift)
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{
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UINT8 *Rom = NULL; INT32 nRomLen=0;
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UINT8 *pt = NULL, *pr = NULL;
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INT32 i;
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LoadUp(&Rom, &nRomLen, nNum);
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if (Rom == NULL) {
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return 1;
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}
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nRomLen &= ~1; // make sure even
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for (i = 0, pt = Tile + 4, pr = Rom; i < 0x40000; pt += 8) {
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UINT32 Pix; // Eight pixels
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UINT8 b;
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b = *pr++; i++; Pix = SepTable[b];
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if (nWord) {
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b = *pr++; i++; Pix |= SepTable[b] << 1;
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}
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Pix <<= nShift;
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*((UINT32 *)pt) |= Pix;
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}
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for (i = 0, pt = Tile + 0, pr = Rom + 0x40000; i < 0x40000; pt += 8) {
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UINT32 Pix; // Eight pixels
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UINT8 b;
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b = *pr++; i++; Pix = SepTable[b];
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if (nWord) {
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b = *pr++; i++; Pix |= SepTable[b] << 1;
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}
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Pix <<= nShift;
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*((UINT32 *)pt) |= Pix;
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}
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BurnFree(Rom);
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return 0;
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}
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static INT32 CpsLoadOneSf2ebbl(UINT8* Tile, INT32 nNum, INT32 nWord, INT32 nShift)
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{
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UINT8 *Rom = NULL; INT32 nRomLen=0;
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@ -1164,6 +1204,16 @@ static INT32 CpsLoadTilesBootleg(UINT8 *Tile, INT32 nStart)
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return 0;
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}
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static INT32 CpsLoadTilesBootlegSwap(UINT8 *Tile, INT32 nStart)
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{
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CpsLoadOneBootlegSwap(Tile, nStart + 0, 0, 0);
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CpsLoadOneBootlegSwap(Tile, nStart + 1, 0, 1);
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CpsLoadOneBootlegSwap(Tile, nStart + 2, 0, 2);
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CpsLoadOneBootlegSwap(Tile, nStart + 3, 0, 3);
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return 0;
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}
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INT32 CpsLoadTilesSf2ebbl(UINT8 *Tile, INT32 nStart)
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{
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CpsLoadOneSf2ebbl(Tile, nStart + 0, 0, 0);
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@ -1454,6 +1504,13 @@ INT32 CpsLoadTilesKnightsb2(INT32 nStart)
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return 0;
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}
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INT32 CpsLoadTilesMtwinsb(INT32 nStart)
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{
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CpsLoadTilesBootlegSwap(CpsGfx + 0x000000, nStart + 0);
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return 0;
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}
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INT32 CpsLoadStars(UINT8* pStar, INT32 nStart)
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{
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UINT8* pTemp[2] = { NULL, NULL};
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@ -64,6 +64,7 @@ INT32 CpsLoadTilesWonder3b(INT32 nStart);
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INT32 CpsLoadTilesPang3r1a(INT32 nStart);
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INT32 CpsLoadTilesPunisherb(INT32 nStart);
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INT32 CpsLoadTilesKnightsb2(INT32 nStart);
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INT32 CpsLoadTilesMtwinsb(INT32 nStart);
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INT32 CpsLoadStars(UINT8 *pStar, INT32 nStart);
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INT32 CpsLoadStarsByte(UINT8 *pStar, INT32 nStart);
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INT32 CpsLoadStarsForgottnAlt(UINT8 *pStar, INT32 nStart);
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@ -7788,6 +7788,23 @@ static struct BurnRomInfo ChikijRomDesc[] = {
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STD_ROM_PICK(Chikij)
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STD_ROM_FN(Chikij)
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static struct BurnRomInfo MtwinsbRomDesc[] = {
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{ "2-prg-27c4001.bin", 0x080000, 0x7d5b8a97, BRF_ESS | BRF_PRG | CPS1_68K_PROGRAM_BYTESWAP },
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{ "1-prg-27c4001.bin", 0x080000, 0x8938a029, BRF_ESS | BRF_PRG | CPS1_68K_PROGRAM_BYTESWAP },
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{ "g4.bin", 0x080000, 0x11493e55, BRF_GRA | CPS1_TILES },
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{ "g3.bin", 0x080000, 0xfeda0f8b, BRF_GRA | CPS1_TILES },
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{ "g2.bin", 0x080000, 0x745f0eba, BRF_GRA | CPS1_TILES },
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{ "g1.bin", 0x080000, 0x8069026f, BRF_GRA | CPS1_TILES },
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{ "4-snd-z80-27c512.bin", 0x010000, 0x4d4255b7, BRF_PRG | CPS1_Z80_PROGRAM },
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{ "3-snd-27c208.bin", 0x040000, 0xa0c3de92, BRF_SND | CPS1_OKIM6295_SAMPLES },
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};
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STD_ROM_PICK(Mtwinsb)
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STD_ROM_FN(Mtwinsb)
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static struct BurnRomInfo NemoRomDesc[] = {
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{ "nme_30a.11f", 0x020000, 0xd2c03e56, BRF_ESS | BRF_PRG | CPS1_68K_PROGRAM_BYTESWAP },
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{ "nme_35a.11h", 0x020000, 0x5fd31661, BRF_ESS | BRF_PRG | CPS1_68K_PROGRAM_BYTESWAP },
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@ -13950,6 +13967,7 @@ static const struct GameConfig ConfigTable[] =
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{ "mswordj" , CPS_B_13 , mapper_MS24B , 0, NULL },
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{ "mtwins" , CPS_B_14 , mapper_CK24B , 0, NULL },
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{ "chikij" , CPS_B_14 , mapper_CK24B , 0, NULL },
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{ "mtwinsb" , CPS_B_14 , mapper_CK24B , 0, NULL },
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{ "nemo" , CPS_B_15 , mapper_NM24B , 0, NULL },
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{ "nemor1" , CPS_B_15 , mapper_NM24B , 0, NULL },
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{ "nemoj" , CPS_B_15 , mapper_NM24B , 0, NULL },
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@ -15745,6 +15763,74 @@ static INT32 MercsInit()
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return DrvInit();
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}
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void __fastcall MtwinsbWriteWord(UINT32 a, UINT16 d)
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{
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switch (a) {
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case 0x980000: {
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// scroll1 y
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*((UINT16*)(CpsReg + 0x0e)) = BURN_ENDIAN_SWAP_INT16(d);
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return;
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}
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case 0x980002: {
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// scroll1 x
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*((UINT16*)(CpsReg + 0x0c)) = BURN_ENDIAN_SWAP_INT16(d - 0x3e);
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return;
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}
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case 0x980004: {
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// scroll2 y
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*((UINT16*)(CpsReg + 0x12)) = BURN_ENDIAN_SWAP_INT16(d);
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return;
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}
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case 0x980006: {
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// scroll2 x
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*((UINT16*)(CpsReg + 0x10)) = BURN_ENDIAN_SWAP_INT16(d - 0x3c);
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return;
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}
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case 0x980008: {
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// scroll3 y
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*((UINT16*)(CpsReg + 0x16)) = BURN_ENDIAN_SWAP_INT16(d);
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return;
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}
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case 0x98000a: {
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// scroll3 x
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*((UINT16*)(CpsReg + 0x14)) = BURN_ENDIAN_SWAP_INT16(d - 0x40);
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return;
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}
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}
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bprintf(PRINT_IMPORTANT, _T("Unknown value written at %x %x\n"), a, d);
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}
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static INT32 MtwinsbInit()
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{
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INT32 nRet = 0;
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Port6SoundWrite = 1;
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Cps1GfxLoadCallbackFunction = CpsLoadTilesMtwinsb;
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Cps1ObjGetCallbackFunction = DinopicObjGet;
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Cps1ObjDrawCallbackFunction = FcrashObjDraw;
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CpsMemScanCallbackFunction = CpsBootlegSpriteRamScanCallback;
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nRet = DrvInit();
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CpsBootlegSpriteRam = (UINT8*)BurnMalloc(0x4000);
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SekOpen(0);
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SekMapMemory(CpsBootlegSpriteRam, 0x990000, 0x993fff, MAP_RAM);
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SekMapHandler(1, 0x980000, 0x98ffff, MAP_WRITE);
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SekSetWriteWordHandler(1, MtwinsbWriteWord);
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SekClose();
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*((UINT16*)(CpsReg + 0x06)) = BURN_ENDIAN_SWAP_INT16(0x9100); // doesn't seem to write this anywhere
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return nRet;
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}
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static INT32 Pang3bInit()
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{
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PangEEP = 1;
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@ -19407,6 +19493,16 @@ struct BurnDriver BurnDrvCpsChikij = {
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&CpsRecalcPal, 0x1000, 384, 224, 4, 3
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};
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struct BurnDriver BurnDrvCpsMtwinsb = {
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"mtwinsb", "mtwins", NULL, NULL, "1993",
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"Twins (bootleg of Mega Twins)\0", NULL, "David Inc. (bootleg)", "CPS1",
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NULL, NULL, NULL, NULL,
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BDF_GAME_WORKING | BDF_CLONE | BDF_BOOTLEG | BDF_HISCORE_SUPPORTED, 2, HARDWARE_CAPCOM_CPS1, GBF_PLATFORM, 0,
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NULL, MtwinsbRomInfo, MtwinsbRomName, NULL, NULL, MtwinsInputInfo, MtwinsDIPInfo,
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MtwinsbInit, DrvExit, Cps1Frame, CpsRedraw, CpsAreaScan,
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&CpsRecalcPal, 0x1000, 384, 224, 4, 3
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};
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struct BurnDriver BurnDrvCpsNemo = {
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"nemo", NULL, NULL, NULL, "1990",
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"Nemo (90 11 30 etc)\0", NULL, "Capcom", "CPS1",
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