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1 | /* FCE Ultra - NES/Famicom Emulator |
2 | * |
3 | * Copyright notice for this file: |
4 | * Copyright (C) 2002 Ben Parnell |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation; either version 2 of the License, or |
9 | * (at your option) any later version. |
10 | * |
11 | * This program is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with this program; if not, write to the Free Software |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | */ |
20 | |
21 | #define JOY_A 1 |
22 | #define JOY_B 2 |
23 | #define JOY_SELECT 4 |
24 | #define JOY_START 8 |
25 | #define JOY_UP 0x10 |
26 | #define JOY_DOWN 0x20 |
27 | #define JOY_LEFT 0x40 |
28 | #define JOY_RIGHT 0x80 |
29 | |
30 | |
31 | #include "minimal.h" |
32 | extern int swapbuttons; |
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33 | extern int scaled_display; |
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34 | extern int FSkip_setting; |
35 | |
36 | extern void SetVideoScaling(int pixels,int width,int height); |
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37 | static INLINE long UpdateGamepadGP2X(void); |
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38 | |
39 | |
40 | |
41 | /* UsrInputType[] is user-specified. InputType[] is current |
42 | (game loading can override user settings) |
43 | */ |
44 | static int UsrInputType[2]={SI_GAMEPAD,SI_GAMEPAD}; |
45 | static int InputType[2]; |
46 | |
47 | static int UsrInputTypeFC={SI_NONE}; |
48 | static int InputTypeFC; |
49 | |
50 | static uint32 JSreturn; |
51 | int NoWaiting=0; |
52 | |
53 | static int powerpadsc[2][12]; |
54 | static int powerpadside=0; |
55 | |
56 | |
57 | static uint32 MouseData[3]; |
58 | static uint8 fkbkeys[0x48]; |
59 | unsigned long lastpad=0; |
60 | |
61 | void FCEUD_UpdateInput(void) |
62 | { |
63 | int t=0; |
64 | long lastpad2=lastpad; |
65 | long pad = UpdateGamepadGP2X(); |
66 | t=1; |
67 | // JSreturn=(JSreturn&0xFF000000)|(JSreturn&0xFF)|((JSreturn&0xFF0000)>>8)|((JSreturn&0xFF00)<<8); |
68 | if(gametype==GIT_FDS) |
69 | { |
70 | NoWaiting&=~1; |
71 | if ((pad & GP2X_PUSH) && (!(pad & GP2X_SELECT)) && (!(pad & GP2X_L)) && (!(pad & GP2X_R)) && (!(lastpad2 & GP2X_PUSH))) |
72 | { |
73 | DriverInterface(DES_FDSSELECT,0); |
74 | } |
75 | else if ((pad & GP2X_L) && (!(pad & GP2X_SELECT)) && (!(pad & GP2X_PUSH)) && (!(pad & GP2X_R))&& (!(lastpad2 & GP2X_L))) |
76 | { |
77 | DriverInterface(DES_FDSINSERT,0); |
78 | } |
79 | else if ((pad & GP2X_R) && (!(pad & GP2X_SELECT)) && (!(pad & GP2X_L)) && (!(pad & GP2X_PUSH)) && (!(lastpad2 & GP2X_R))) |
80 | { |
81 | DriverInterface(DES_FDSEJECT,0); |
82 | } |
83 | } |
84 | |
85 | } |
86 | |
87 | |
88 | //#ifdef GP2X |
89 | |
90 | extern void ResetNES(void); |
91 | extern void CleanSurface(void); |
92 | |
93 | char soundvolmeter[21]; |
94 | int soundvolIndex=0; |
95 | int L_count=0; |
96 | int R_count=0; |
97 | extern int CurrentState; |
98 | int TurboFireOff=1; |
99 | int TurboFireTop=0; // 0 is none // 1 is A & X turbo // 2 is Y & B turbo |
100 | int TurboFireBottom=0; |
101 | int turbo_toggle_A=0; |
102 | int turbo_toggle_B=0; |
103 | |
104 | static void setsoundvol(int soundvolume) |
105 | { |
106 | //FCEUI_SetSoundVolume(soundvol); |
107 | // draw on screen :D |
108 | gp2x_sound_volume(soundvolume, soundvolume); |
109 | int meterval=soundvolume/5; |
110 | for (soundvolIndex=0; soundvolIndex < 20; soundvolIndex++) |
111 | { |
112 | if (soundvolIndex < meterval) |
113 | { |
114 | soundvolmeter[soundvolIndex]='*'; |
115 | } |
116 | else |
117 | { |
118 | soundvolmeter[soundvolIndex]='_'; |
119 | } |
120 | } |
121 | soundvolmeter[20]=0; |
122 | FCEU_DispMessage("|%s|", soundvolmeter); |
123 | } |
124 | /** |
125 | * GP2x joystick reader |
126 | * |
127 | */ |
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128 | static INLINE long UpdateGamepadGP2X(void) |
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129 | { |
130 | uint32 JS=0; |
131 | |
132 | unsigned long pad=gp2x_joystick_read(); |
133 | #define down(b) (pad & GP2X_##b) |
134 | #define last_down(b) (lastpad & GP2X_##b) |
135 | #define L_down (pad & GP2X_L) |
136 | #define R_down (pad & GP2X_R) |
137 | #define last_L_down (lastpad & GP2X_L) |
138 | #define last_R_down (lastpad & GP2X_R) |
139 | #define shift ((pad & GP2X_PUSH) || ((pad & (GP2X_VOL_UP|GP2X_VOL_DOWN)) == (GP2X_VOL_UP|GP2X_VOL_DOWN))) |
140 | #define last_shift ((lastpad & GP2X_PUSH) || ((lastpad & (GP2X_VOL_UP|GP2X_VOL_DOWN)) == (GP2X_VOL_UP|GP2X_VOL_DOWN))) |
141 | |
142 | if (L_down && R_down && !(pad & GP2X_PUSH) && !(last_R_down && last_L_down)) |
143 | { |
144 | ResetNES(); |
145 | puts("Reset"); |
146 | goto no_pad; |
147 | } |
148 | |
149 | if (down(VOL_UP) && !down(VOL_DOWN)) |
150 | { |
151 | soundvol+=1; |
152 | if (soundvol >= 100) soundvol=100; |
153 | //FCEUI_SetSoundVolume(soundvol); |
154 | setsoundvol(soundvol); |
155 | } |
156 | else if (down(VOL_DOWN) && !down(VOL_UP)) |
157 | { |
158 | soundvol-=1; |
159 | if (soundvol < 0) soundvol=0; |
160 | //FCEUI_SetSoundVolume(soundvol); |
161 | setsoundvol(soundvol); |
162 | } |
163 | |
164 | if (shift) |
165 | { |
166 | // only if it's something else then last time, and not moving around the joystick |
167 | if (!(pad & (GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT))) |
168 | { |
169 | if (down(SELECT)) |
170 | { |
171 | if (last_down(SELECT) && last_shift) |
172 | { |
173 | // still pressed down from stretching from last one |
174 | goto no_pad; |
175 | } |
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176 | scaled_display = !scaled_display; |
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177 | |
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178 | if (scaled_display) |
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179 | { |
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180 | SetVideoScaling(320, 256, 240); |
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181 | } |
182 | else |
183 | { |
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184 | SetVideoScaling(320, 320, 240); |
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185 | } |
186 | |
187 | goto no_pad; |
188 | } |
189 | else if (L_down && R_down) |
190 | { |
191 | FCEUI_CloseGame(); |
192 | puts("Quit"); |
193 | goto no_pad; |
194 | } |
195 | else if (R_down && !(last_R_down && last_shift)) |
196 | { |
197 | FCEUI_LoadState(); |
198 | goto no_pad; |
199 | } |
200 | else if (L_down && !(last_L_down && last_shift)) |
201 | { |
202 | FCEUI_SaveState(); |
203 | goto no_pad; |
204 | } |
205 | else if (down(A) && !(last_down(A) && last_shift)) |
206 | { |
207 | FSkip_setting--; |
208 | if (FSkip_setting < 0) { |
209 | FSkip_setting = -1; |
210 | FCEUI_DispMessage("Auto frameskip"); |
211 | } |
212 | else |
213 | FCEUI_DispMessage("Frameskip: %i", FSkip_setting); |
214 | goto no_pad; |
215 | } |
216 | else if (down(Y) && !(last_down(Y) && last_shift)) |
217 | { |
218 | FSkip_setting++; |
219 | if (FSkip_setting > 8) FSkip_setting = 8; |
220 | FCEUI_DispMessage("Frameskip: %i", FSkip_setting); |
221 | goto no_pad; |
222 | } |
223 | } |
224 | } |
225 | |
226 | // r is toggle savestate |
227 | if (R_down) |
228 | { |
229 | if (last_R_down) |
230 | { |
231 | R_count++; |
232 | if ((R_count & 31)== 31) |
233 | { |
234 | CurrentState=(CurrentState+1) % 10; |
235 | FCEUI_DispMessage("Now Using Save State %d", CurrentState); |
236 | } |
237 | } |
238 | } |
239 | else |
240 | { |
241 | R_count=0; |
242 | } |
243 | |
244 | // l is toggle turbo |
245 | if (L_down) |
246 | { |
247 | if (last_L_down) |
248 | { |
249 | L_count++; |
250 | if ((L_count & 31)== 31) |
251 | { |
252 | // 0 is none // 1 is Y & B turbo // 2 is X & A turbo |
253 | if ((!TurboFireTop) && (!TurboFireBottom)) |
254 | { |
255 | // was off |
256 | TurboFireTop=1; |
257 | TurboFireBottom=0; |
258 | if (swapbuttons) |
259 | { |
260 | FCEUI_DispMessage("Turbo A and Y"); |
261 | } |
262 | else |
263 | { |
264 | FCEUI_DispMessage("Turbo Y and B"); |
265 | } |
266 | } |
267 | else if (TurboFireTop) |
268 | { |
269 | TurboFireTop=0; |
270 | TurboFireBottom=1; |
271 | if (swapbuttons) |
272 | { |
273 | FCEUI_DispMessage("Turbo X and B"); |
274 | } |
275 | else |
276 | { |
277 | FCEUI_DispMessage("Turbo A and X"); |
278 | } |
279 | } |
280 | else |
281 | { |
282 | TurboFireTop=0; |
283 | TurboFireBottom=0; |
284 | FCEUI_DispMessage("Turbo Off"); |
285 | } |
286 | |
287 | } |
288 | } |
289 | } |
290 | else |
291 | { |
292 | L_count=0; |
293 | } |
294 | |
295 | //unsigned long padTmp=0; |
296 | // shift the bits in |
297 | // up |
298 | //padTmp=(pad & GP2X_UP) ; // 1 is 2^0, |
299 | JS |= ((pad & GP2X_UP) << (4-0)); // 0x10 is 2^4 |
300 | |
301 | //padTmp=(pad & GP2X_DOWN); // 0x10 is 2^4, |
302 | JS |= ((pad & GP2X_DOWN) << (5-4)); // 0x20 is 2^5 |
303 | |
304 | //padTmp=(pad & GP2X_LEFT); // 0x4 is 2^2, |
305 | JS |= ((pad & GP2X_LEFT) << (6-2)); // 0x40 is 2^6 |
306 | |
307 | //padTmp=(pad & GP2X_RIGHT); // 0x40 is 2^6, |
308 | JS |= ((pad & GP2X_RIGHT) << (7-6)); // 0x80 is 2^7 |
309 | |
310 | |
311 | #define A_down (pad & GP2X_A) |
312 | #define B_down (pad & GP2X_B) |
313 | #define X_down (pad & GP2X_X) |
314 | #define Y_down (pad & GP2X_Y) |
315 | |
316 | // should be 2 cycles held, 1 cycle release |
317 | turbo_toggle_A=(turbo_toggle_A+1) % 3; |
318 | turbo_toggle_B=(turbo_toggle_B+1) % 3; |
319 | |
320 | // 0 is none // 1 is Y & B turbo // 2 is X & A turbo |
321 | // B or X are both considered A |
322 | //padTmp=B_down >> 13; // 2^13, |
323 | |
324 | if (!(TurboFireTop && (!turbo_toggle_A))) |
325 | { |
326 | JS |= ((B_down >> 13) << 0); // 0x1 is 2^0 |
327 | } |
328 | // A or Y are both considered B |
329 | //padTmp=A_down >> 12; // 2^13, |
330 | if (!(TurboFireBottom && (!turbo_toggle_B))) |
331 | { |
332 | JS |= ((A_down >> 12) << 1); // 0x2 is 2^1 |
333 | } |
334 | |
335 | if (swapbuttons) |
336 | { |
337 | //padTmp=X_down >> 14; // 2^13, |
338 | if (!(TurboFireBottom && (!turbo_toggle_A))) |
339 | { |
340 | // JS |= ((X_down >> 14) << 0); // 0x1 is 2^0 |
341 | JS |= ((Y_down >> 15) << 0); // 0x1 is 2^0 |
342 | } |
343 | |
344 | //padTmp=Y_down >> 15; // 2^13, |
345 | if (!(TurboFireTop && (!turbo_toggle_B))) |
346 | { |
347 | JS |= ((X_down >> 14) << 1); // 0x2 is 2^1 |
348 | } |
349 | } |
350 | else |
351 | { |
352 | //padTmp=X_down >> 14; // 2^13, |
353 | if (!(TurboFireBottom && (!turbo_toggle_A))) |
354 | { |
355 | JS |= ((X_down >> 14) << 0); // 0x1 is 2^0 |
356 | } |
357 | |
358 | //padTmp=Y_down >> 15; // 2^13, |
359 | if (!(TurboFireTop && (!turbo_toggle_B))) |
360 | { |
361 | JS |= ((Y_down >> 15) << 1); // 0x2 is 2^1 |
362 | } |
363 | } |
364 | |
365 | // select |
366 | //padTmp=(pad & GP2X_SELECT) >> 9; // 0x40 is 2^9, |
367 | JS |= (((pad & GP2X_SELECT) >> 9) << 2); // 0x4 is 2^2 |
368 | |
369 | // start |
370 | //padTmp=(pad & GP2X_START) >> 8; // 2^8, |
371 | JS |= (((pad & GP2X_START) >> 8) << 3); // 0x8 is 2^3 |
372 | |
373 | |
374 | JSreturn = JS; |
375 | lastpad=pad; |
376 | |
377 | return pad; |
378 | //JSreturn=(JS&0xFF000000)|(JS&0xFF)|((JS&0xFF0000)>>8)|((JS&0xFF00)<<8); |
379 | no_pad: |
380 | JSreturn=0; |
381 | lastpad=pad; |
382 | return 0; |
383 | } |
384 | //#endif |
385 | |
386 | |
387 | static void InitOtherInput(void) |
388 | { |
389 | |
390 | void *InputDPtr; |
391 | |
392 | int t; |
393 | int x; |
394 | int attrib; |
395 | |
396 | for(t=0,x=0;x<2;x++) |
397 | { |
398 | attrib=0; |
399 | InputDPtr=0; |
400 | switch(InputType[x]) |
401 | { |
402 | //case SI_POWERPAD:InputDPtr=&powerpadbuf[x];break; |
403 | case SI_GAMEPAD:InputDPtr=((uint8 *)&JSreturn)+(x<<1);break; |
404 | case SI_ARKANOID:InputDPtr=MouseData;t|=1;break; |
405 | case SI_ZAPPER:InputDPtr=MouseData; |
406 | t|=1; |
407 | attrib=1; |
408 | break; |
409 | } |
410 | FCEUI_SetInput(x,InputType[x],InputDPtr,attrib); |
411 | } |
412 | |
413 | attrib=0; |
414 | InputDPtr=0; |
415 | switch(InputTypeFC) |
416 | { |
417 | case SIFC_SHADOW:InputDPtr=MouseData;t|=1;attrib=1;break; |
418 | case SIFC_ARKANOID:InputDPtr=MouseData;t|=1;break; |
419 | case SIFC_FKB:InputDPtr=fkbkeys;break; |
420 | } |
421 | |
422 | FCEUI_SetInputFC(InputTypeFC,InputDPtr,attrib); |
423 | FCEUI_DisableFourScore(eoptions&EO_NOFOURSCORE); |
424 | |
425 | if(t && !(inited&16)) |
426 | { |
427 | InitMouse(); |
428 | inited|=16; |
429 | } |
430 | } |