c62d2810 |
1 | /* FCE Ultra - NES/Famicom Emulator |
2 | * |
3 | * Copyright notice for this file: |
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4 | * Copyright (C) 1998 BERO |
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5 | * Copyright (C) 2002 Ben Parnell |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License as published by |
9 | * the Free Software Foundation; either version 2 of the License, or |
10 | * (at your option) any later version. |
11 | * |
12 | * This program is distributed in the hope that it will be useful, |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * GNU General Public License for more details. |
16 | * |
17 | * You should have received a copy of the GNU General Public License |
18 | * along with this program; if not, write to the Free Software |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
20 | */ |
5232c20c |
21 | #include <string.h> |
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22 | #include "types.h" |
23 | #include "x6502.h" |
24 | |
25 | #include "fce.h" |
26 | #include "sound.h" |
27 | #include "netplay.h" |
28 | #include "svga.h" |
29 | |
30 | #include "input.h" |
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31 | #include "state.h" |
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32 | #include "movie.h" |
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33 | |
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34 | #include "fds.h" |
35 | #include "vsuni.h" |
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36 | #include "dprintf.h" |
37 | |
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38 | extern INPUTC *FCEU_InitZapper(int w); |
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39 | extern INPUTC *FCEU_InitPowerpadA(int w); |
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40 | extern INPUTC *FCEU_InitArkanoid(int w); |
41 | |
42 | extern INPUTCFC *FCEU_InitArkanoidFC(void); |
43 | extern INPUTCFC *FCEU_InitSpaceShadow(void); |
44 | extern INPUTCFC *FCEU_InitFKB(void); |
45 | static uint8 joy_readbit[2]; |
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46 | static uint8 joy[4]={0,0,0,0}; |
47 | static uint8 LastStrobe; |
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48 | |
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49 | static int FSDisable=0; /* Set to 1 if NES-style four-player adapter is disabled. */ |
50 | static int JPAttrib[2]={0,0}; |
51 | static int JPType[2]={0,0}; |
52 | static void *InputDataPtr[2]; |
53 | |
54 | static int JPAttribFC=0; |
55 | static int JPTypeFC=0; |
56 | static void *InputDataPtrFC; |
57 | |
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58 | void (*InputScanlineHook)(uint8 *bg, uint8 *spr, uint32 linets, int final); |
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59 | |
60 | static INPUTC DummyJPort={0,0,0,0,0}; |
61 | static INPUTC *JPorts[2]={&DummyJPort,&DummyJPort}; |
62 | static INPUTCFC *FCExp=0; |
63 | |
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64 | /* This function is a quick hack to get the NSF player to use emulated gamepad |
65 | input. |
66 | */ |
67 | uint8 FCEU_GetJoyJoy(void) |
68 | { |
69 | return(joy[0]|joy[1]|joy[2]|joy[3]); |
70 | } |
71 | |
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72 | static uint8 FP_FASTAPASS(1) ReadGPVS(int w) |
73 | { |
74 | uint8 ret=0; |
75 | |
76 | if(joy_readbit[w]>=8) |
77 | ret=1; |
78 | else |
79 | { |
80 | ret = ((joy[w]>>(joy_readbit[w]))&1); |
81 | joy_readbit[w]++; |
82 | } |
83 | return ret; |
84 | } |
85 | |
86 | static uint8 FP_FASTAPASS(1) ReadGP(int w) |
87 | { |
88 | uint8 ret; |
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89 | //if(JoyMulti) |
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90 | //{ |
91 | //ret = ((joy[w]>>(joy_readbit[w]))&1)| |
92 | //(((joy[w]>>(joy_readbit[w]+8))&1)<<1); |
93 | //if(joy_readbit[w]>8) ret=0; |
94 | //} |
95 | ret = ((joy[w]>>(joy_readbit[w]))&1); |
96 | if(FSDisable) |
97 | { |
98 | if(joy_readbit[w]>=8) ret|=1; |
99 | } |
100 | else |
101 | { |
102 | if(joy_readbit[w]==19-w) ret|=1; |
103 | } |
104 | joy_readbit[w]++; |
105 | return ret; |
106 | } |
107 | |
108 | static DECLFR(JPRead) |
109 | { |
110 | uint8 ret=0; |
111 | |
112 | if(JPorts[A&1]->Read) |
113 | ret|=JPorts[A&1]->Read(A&1); |
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114 | |
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115 | if(FCExp) |
116 | if(FCExp->Read) |
117 | ret=FCExp->Read(A&1,ret); |
118 | |
119 | ret|=X.DB&0xC0; |
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120 | dprintf("JPRead %02x", ret); |
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121 | return(ret); |
122 | } |
123 | |
124 | static DECLFW(B4016) |
125 | { |
126 | if(FCExp) |
127 | if(FCExp->Write) |
128 | FCExp->Write(V&7); |
129 | |
130 | if(JPorts[0]->Write) |
131 | JPorts[0]->Write(V&1); |
132 | if(JPorts[1]->Write) |
133 | JPorts[1]->Write(V&1); |
134 | |
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135 | if((LastStrobe&1) && (!(V&1))) |
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136 | { |
137 | /* This strobe code is just for convenience. If it were |
138 | with the code in input / *.c, it would more accurately represent |
139 | what's really going on. But who wants accuracy? ;) |
140 | Seriously, though, this shouldn't be a problem. |
141 | */ |
142 | if(JPorts[0]->Strobe) |
143 | JPorts[0]->Strobe(0); |
144 | if(JPorts[1]->Strobe) |
145 | JPorts[1]->Strobe(1); |
146 | if(FCExp) |
147 | if(FCExp->Strobe) |
148 | FCExp->Strobe(); |
149 | } |
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150 | LastStrobe=V&1; |
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151 | } |
152 | |
153 | static void FP_FASTAPASS(1) StrobeGP(int w) |
154 | { |
155 | joy_readbit[w]=0; |
156 | } |
157 | |
158 | static INPUTC GPC={ReadGP,0,StrobeGP,0,0,0}; |
159 | static INPUTC GPCVS={ReadGPVS,0,StrobeGP,0,0,0}; |
160 | |
161 | void DrawInput(uint8 *buf) |
162 | { |
163 | int x; |
164 | |
165 | for(x=0;x<2;x++) |
166 | if(JPorts[x]->Draw) |
167 | JPorts[x]->Draw(x,buf,JPAttrib[x]); |
168 | if(FCExp) |
169 | if(FCExp->Draw) |
170 | FCExp->Draw(buf,JPAttribFC); |
171 | } |
172 | |
173 | void UpdateInput(void) |
174 | { |
175 | int x; |
176 | |
177 | for(x=0;x<2;x++) |
178 | { |
179 | switch(JPType[x]) |
180 | { |
181 | case SI_GAMEPAD: |
182 | if(!x) joy[0]=*(uint16 *)InputDataPtr[0]; |
183 | else joy[1]=*(uint16 *)InputDataPtr[1]; |
184 | break; |
185 | default: |
186 | if(JPorts[x]->Update) |
187 | JPorts[x]->Update(x,InputDataPtr[x],JPAttrib[x]); |
188 | break; |
189 | } |
190 | } |
191 | if(FCExp) |
192 | if(FCExp->Update) |
193 | FCExp->Update(InputDataPtrFC,JPAttribFC); |
194 | |
195 | if(FCEUGameInfo.type==GIT_VSUNI) |
196 | { |
197 | uint16 t=joy[0]; |
198 | joy[0]=(joy[0]&0xC)|(joy[1]&0xF3); |
199 | joy[1]=(joy[1]&0xC)|(t&0xF3); |
200 | if(coinon) coinon--; |
201 | } |
202 | #ifdef NETWORK |
203 | if(netplay) NetplayUpdate(&joy[0],&joy[1]); |
204 | #endif |
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205 | if (current < 0) FCEUMOV_AddJoy(joy); |
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206 | else framecount++; // for debug |
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207 | //FlushCommandQueue(); |
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208 | } |
209 | |
210 | static DECLFR(VSUNIRead0) |
211 | { |
212 | uint8 ret=0; |
213 | |
214 | if(JPorts[0]->Read) |
215 | ret|=(JPorts[0]->Read(0))&1; |
216 | |
217 | ret|=(vsdip&3)<<3; |
218 | if(coinon) |
219 | ret|=0x4; |
220 | return ret; |
221 | } |
222 | |
223 | static DECLFR(VSUNIRead1) |
224 | { |
225 | uint8 ret=0; |
226 | |
227 | if(JPorts[1]->Read) |
228 | ret|=(JPorts[1]->Read(1))&1; |
229 | ret|=vsdip&0xFC; |
230 | return ret; |
231 | } |
232 | |
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233 | static void SLHLHook(uint8 *bg, uint8 *spr, uint32 linets, int final) |
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234 | { |
235 | int x; |
236 | |
237 | for(x=0;x<2;x++) |
238 | if(JPorts[x]->SLHook) |
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239 | JPorts[x]->SLHook(x,bg,spr,linets,final); |
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240 | if(FCExp) |
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241 | if(FCExp->SLHook) |
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242 | FCExp->SLHook(bg,spr,linets,final); |
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243 | } |
244 | |
245 | static void CheckSLHook(void) |
246 | { |
247 | InputScanlineHook=0; |
248 | if(JPorts[0]->SLHook || JPorts[1]->SLHook) |
249 | InputScanlineHook=SLHLHook; |
250 | if(FCExp) |
251 | if(FCExp->SLHook) |
252 | InputScanlineHook=SLHLHook; |
253 | } |
254 | |
255 | static void FASTAPASS(1) SetInputStuff(int x) |
256 | { |
257 | switch(JPType[x]) |
258 | { |
259 | case SI_GAMEPAD: |
260 | if(FCEUGameInfo.type==GIT_VSUNI) |
261 | JPorts[x]=&GPCVS; |
262 | else |
263 | JPorts[x]=&GPC; |
264 | break; |
265 | case SI_ARKANOID:JPorts[x]=FCEU_InitArkanoid(x);break; |
266 | case SI_ZAPPER:JPorts[x]=FCEU_InitZapper(x);break; |
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267 | case SI_POWERPADA:JPorts[x]=FCEU_InitPowerpadA(x);break; |
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268 | case SI_NONE:JPorts[x]=&DummyJPort;break; |
269 | } |
270 | |
271 | CheckSLHook(); |
272 | } |
273 | |
274 | static uint8 F4ReadBit[2]; |
275 | static void StrobeFami4(void) |
276 | { |
277 | F4ReadBit[0]=F4ReadBit[1]=0; |
278 | } |
279 | |
280 | static uint8 FP_FASTAPASS(2) ReadFami4(int w, uint8 ret) |
281 | { |
282 | ret&=1; |
283 | |
284 | ret |= ((joy[w]>>(F4ReadBit[w]+8))&1)<<1; |
285 | if(F4ReadBit[w]>=8) ret|=2; |
286 | else F4ReadBit[w]++; |
287 | |
288 | return(ret); |
289 | } |
290 | |
291 | static INPUTCFC FAMI4C={ReadFami4,0,StrobeFami4,0,0,0}; |
292 | static void SetInputStuffFC(void) |
293 | { |
294 | switch(JPTypeFC) |
295 | { |
296 | case SIFC_NONE:FCExp=0;break; |
297 | case SIFC_ARKANOID:FCExp=FCEU_InitArkanoidFC();break; |
298 | case SIFC_SHADOW:FCExp=FCEU_InitSpaceShadow();break; |
299 | case SIFC_4PLAYER:FCExp=&FAMI4C;memset(&F4ReadBit,0,sizeof(F4ReadBit));break; |
300 | case SIFC_FKB:FCExp=FCEU_InitFKB();break; |
301 | } |
302 | CheckSLHook(); |
303 | } |
304 | |
305 | // VS Unisystem code called after SetInputMap() hooks B4016. Need to |
306 | // rewrite code to make this more sane? |
307 | |
308 | void InitializeInput(void) |
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309 | { |
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310 | memset(joy_readbit,0,sizeof(joy_readbit)); |
311 | memset(joy,0,sizeof(joy)); |
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312 | LastStrobe=0; |
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313 | |
314 | if(FCEUGameInfo.type==GIT_VSUNI) |
315 | { |
316 | SetReadHandler(0x4016,0x4016,VSUNIRead0); |
317 | SetReadHandler(0x4017,0x4017,VSUNIRead1); |
318 | } |
319 | else |
320 | SetReadHandler(0x4016,0x4017,JPRead); |
321 | SetWriteHandler(0x4016,0x4016,B4016); |
322 | |
323 | SetInputStuff(0); |
324 | SetInputStuff(1); |
325 | SetInputStuffFC(); |
326 | } |
327 | |
328 | void FCEUI_SetInput(int port, int type, void *ptr, int attrib) |
329 | { |
330 | JPAttrib[port]=attrib; |
331 | JPType[port]=type; |
332 | InputDataPtr[port]=ptr; |
333 | SetInputStuff(port); |
334 | } |
335 | |
336 | void FCEUI_DisableFourScore(int s) |
337 | { |
338 | FSDisable=s; |
339 | } |
340 | |
341 | void FCEUI_SetInputFC(int type, void *ptr, int attrib) |
342 | { |
343 | JPAttribFC=attrib; |
344 | JPTypeFC=type; |
345 | InputDataPtrFC=ptr; |
346 | SetInputStuffFC(); |
347 | } |
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348 | |
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349 | void FCEU_DoSimpleCommand(int cmd) |
350 | { |
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351 | printf("FCEU_DoSimpleCommand: %i\n", cmd); |
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352 | switch(cmd) |
353 | { |
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354 | case FCEUNPCMD_FDSINSERT: FCEU_FDSInsert();break; |
355 | case FCEUNPCMD_FDSSELECT: FCEU_FDSSelect();break; |
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356 | // case FCEUNPCMD_FDSEJECT: FCEU_FDSEject();break; |
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357 | case FCEUNPCMD_VSUNICOIN: FCEU_VSUniCoin(); break; |
358 | case FCEUNPCMD_VSUNIDIP0 ... (FCEUNPCMD_VSUNIDIP0 + 7): FCEU_VSUniToggleDIP(cmd - FCEUNPCMD_VSUNIDIP0);break; |
890e37ba |
359 | case FCEUNPCMD_POWER: PowerNES();break; |
360 | case FCEUNPCMD_RESET: ResetNES();break; |
361 | default: printf("FCEU_DoSimpleCommand: can't handle cmd %i\n", cmd); break; |
362 | } |
363 | } |
364 | |
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365 | void FCEU_QSimpleCommand(int cmd) |
366 | { |
367 | // if(FCEUnetplay) |
368 | // FCEUNET_SendCommand(cmd, 0); |
369 | // else |
370 | { |
371 | // totally wrong: |
372 | // if(!FCEUMOV_IsPlaying()) |
373 | // FCEU_DoSimpleCommand(cmd); |
374 | // else |
375 | // FCEUMOV_AddCommand(cmd); |
376 | |
377 | FCEU_DoSimpleCommand(cmd); |
378 | // if(FCEUMOV_IsRecording()) |
379 | // FCEUMOV_AddCommand(cmd); |
380 | } |
381 | } |
382 | |
383 | void FCEUI_FDSSelect(void) |
384 | { |
385 | FCEU_QSimpleCommand(FCEUNPCMD_FDSSELECT); |
386 | } |
387 | |
388 | int FCEUI_FDSInsert(void) |
389 | { |
390 | FCEU_QSimpleCommand(FCEUNPCMD_FDSINSERT); |
391 | return(1); |
392 | } |
393 | |
394 | /* |
395 | int FCEUI_FDSEject(void) |
396 | { |
397 | FCEU_QSimpleCommand(FCEUNPCMD_FDSEJECT); |
398 | return(1); |
399 | } |
400 | */ |
401 | void FCEUI_VSUniToggleDIP(int w) |
402 | { |
403 | FCEU_QSimpleCommand(FCEUNPCMD_VSUNIDIP0 + w); |
404 | } |
405 | |
406 | void FCEUI_VSUniCoin(void) |
407 | { |
408 | FCEU_QSimpleCommand(FCEUNPCMD_VSUNICOIN); |
409 | } |
410 | |
411 | void FCEUI_ResetNES(void) |
412 | { |
413 | FCEU_QSimpleCommand(FCEUNPCMD_RESET); |
414 | } |
415 | |
416 | void FCEUI_PowerNES(void) |
417 | { |
418 | FCEU_QSimpleCommand(FCEUNPCMD_POWER); |
419 | } |
420 | |
421 | |
890e37ba |
422 | |
423 | SFORMAT FCEUCTRL_STATEINFO[]={ |
424 | { joy_readbit, 2, "JYRB"}, |
425 | { joy, 4, "JOYS"}, |
426 | { &LastStrobe, 1, "LSTS"}, |
427 | { 0 } |
428 | }; |
429 | |
430 | |