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80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
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/* FCE Ultra - NES/Famicom Emulator
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*
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* Copyright notice for this file:
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* Copyright (C) 2003 Xodnizel
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <string.h>
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#include "share.h"
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static uint32 MReal,MRet;
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static uint8 FP_FASTAPASS(2) MJ_Read(int w, uint8 ret)
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{
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if(w)
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{
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// ret|=(MRet&1)<<1;
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ret|=((MRet&0x80)>>6)&2;
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// MRet>>=1;
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if(!fceuindbg)
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MRet<<=1;
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}
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return(ret);
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}
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static void FP_FASTAPASS(1) MJ_Write(uint8 v)
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{
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/* 1: I-D7, J-D6, K-D5, L-D4, M-D3, Big Red-D2
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2: A-D7, B-D6, C-D5, D-D4, E-D3, F-D2, G-D1, H-D0
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3: Sel-D6, Start-D7, D5, D4, D3, D2, D1
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*/
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MRet=0;
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v>>=1;
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v&=3;
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if(v==3)
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{
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MRet=(MReal>>14)&0x7F;
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//MRet=((MRet&0x1F) |((MRet&0x40)>>1)|((MRet&0x20)<<1)) <<1; //(MReal>>13)&0x7F;
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}
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else if(v==2)
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{
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MRet=MReal&0xFF;
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}
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else if(v==1)
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{
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MRet=(MReal>>8)&0x3F;
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}
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// HSValR=HSVal<<1;
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}
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static void FP_FASTAPASS(2) MJ_Update(void *data, int arg)
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{
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MReal=*(uint32*)data;
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//printf("%08x\n",MReal>>13);
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//HSVal=*(uint8*)data;
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}
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static INPUTCFC Mahjong={MJ_Read,MJ_Write,0,MJ_Update,0,0};
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INPUTCFC *FCEU_InitMahjong(void)
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{
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MReal=MRet=0;
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return(&Mahjong);
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}
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