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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 | |
35868d35 |
30 | #include "minimal.h" |
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31 | |
b2b95d2e |
32 | extern uint8 Exit; // exit emu loop |
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33 | |
35868d35 |
34 | extern int swapbuttons; |
937bf65b |
35 | extern int scaled_display; |
35868d35 |
36 | extern int FSkip_setting; |
37 | |
35868d35 |
38 | |
39 | |
40 | /* UsrInputType[] is user-specified. InputType[] is current |
41 | (game loading can override user settings) |
42 | */ |
43 | static int UsrInputType[2]={SI_GAMEPAD,SI_GAMEPAD}; |
44 | static int InputType[2]; |
45 | |
46 | static int UsrInputTypeFC={SI_NONE}; |
47 | static int InputTypeFC; |
48 | |
49 | static uint32 JSreturn; |
50 | int NoWaiting=0; |
51 | |
52 | static int powerpadsc[2][12]; |
53 | static int powerpadside=0; |
54 | |
55 | |
56 | static uint32 MouseData[3]; |
57 | static uint8 fkbkeys[0x48]; |
58 | unsigned long lastpad=0; |
59 | |
35868d35 |
60 | extern void ResetNES(void); |
61 | extern void CleanSurface(void); |
62 | |
63 | char soundvolmeter[21]; |
64 | int soundvolIndex=0; |
65 | int L_count=0; |
66 | int R_count=0; |
67 | extern int CurrentState; |
68 | int TurboFireOff=1; |
69 | int TurboFireTop=0; // 0 is none // 1 is A & X turbo // 2 is Y & B turbo |
70 | int TurboFireBottom=0; |
71 | int turbo_toggle_A=0; |
72 | int turbo_toggle_B=0; |
73 | |
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74 | |
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75 | static void setsoundvol(int soundvolume) |
76 | { |
77 | //FCEUI_SetSoundVolume(soundvol); |
78 | // draw on screen :D |
79 | gp2x_sound_volume(soundvolume, soundvolume); |
80 | int meterval=soundvolume/5; |
81 | for (soundvolIndex=0; soundvolIndex < 20; soundvolIndex++) |
82 | { |
83 | if (soundvolIndex < meterval) |
84 | { |
85 | soundvolmeter[soundvolIndex]='*'; |
86 | } |
87 | else |
88 | { |
89 | soundvolmeter[soundvolIndex]='_'; |
90 | } |
91 | } |
92 | soundvolmeter[20]=0; |
93 | FCEU_DispMessage("|%s|", soundvolmeter); |
94 | } |
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95 | |
96 | |
97 | |
98 | void FCEUD_UpdateInput(void) |
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99 | { |
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100 | long lastpad2=lastpad; |
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101 | unsigned long pad=gp2x_joystick_read(1); // TODO: USB joys and stuff |
35868d35 |
102 | uint32 JS=0; |
103 | |
35868d35 |
104 | #define down(b) (pad & GP2X_##b) |
105 | #define last_down(b) (lastpad & GP2X_##b) |
106 | #define L_down (pad & GP2X_L) |
107 | #define R_down (pad & GP2X_R) |
108 | #define last_L_down (lastpad & GP2X_L) |
109 | #define last_R_down (lastpad & GP2X_R) |
110 | #define shift ((pad & GP2X_PUSH) || ((pad & (GP2X_VOL_UP|GP2X_VOL_DOWN)) == (GP2X_VOL_UP|GP2X_VOL_DOWN))) |
111 | #define last_shift ((lastpad & GP2X_PUSH) || ((lastpad & (GP2X_VOL_UP|GP2X_VOL_DOWN)) == (GP2X_VOL_UP|GP2X_VOL_DOWN))) |
112 | |
113 | if (L_down && R_down && !(pad & GP2X_PUSH) && !(last_R_down && last_L_down)) |
114 | { |
115 | ResetNES(); |
116 | puts("Reset"); |
117 | goto no_pad; |
118 | } |
119 | |
120 | if (down(VOL_UP) && !down(VOL_DOWN)) |
121 | { |
122 | soundvol+=1; |
123 | if (soundvol >= 100) soundvol=100; |
124 | //FCEUI_SetSoundVolume(soundvol); |
125 | setsoundvol(soundvol); |
126 | } |
127 | else if (down(VOL_DOWN) && !down(VOL_UP)) |
128 | { |
129 | soundvol-=1; |
130 | if (soundvol < 0) soundvol=0; |
131 | //FCEUI_SetSoundVolume(soundvol); |
132 | setsoundvol(soundvol); |
133 | } |
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134 | else if (down(VOL_DOWN) && down(VOL_UP)) |
135 | { |
136 | Exit = 1; |
137 | } |
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138 | |
139 | if (shift) |
140 | { |
141 | // only if it's something else then last time, and not moving around the joystick |
142 | if (!(pad & (GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT))) |
143 | { |
144 | if (down(SELECT)) |
145 | { |
146 | if (last_down(SELECT) && last_shift) |
147 | { |
148 | // still pressed down from stretching from last one |
149 | goto no_pad; |
150 | } |
937bf65b |
151 | scaled_display = !scaled_display; |
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152 | |
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153 | if (scaled_display) |
35868d35 |
154 | { |
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155 | gp2x_video_RGB_setscaling(0, 256, 240); |
35868d35 |
156 | } |
157 | else |
158 | { |
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159 | gp2x_video_RGB_setscaling(0, 320, 240); |
35868d35 |
160 | } |
161 | |
162 | goto no_pad; |
163 | } |
164 | else if (L_down && R_down) |
165 | { |
166 | FCEUI_CloseGame(); |
167 | puts("Quit"); |
168 | goto no_pad; |
169 | } |
170 | else if (R_down && !(last_R_down && last_shift)) |
171 | { |
172 | FCEUI_LoadState(); |
173 | goto no_pad; |
174 | } |
175 | else if (L_down && !(last_L_down && last_shift)) |
176 | { |
177 | FCEUI_SaveState(); |
178 | goto no_pad; |
179 | } |
180 | else if (down(A) && !(last_down(A) && last_shift)) |
181 | { |
182 | FSkip_setting--; |
183 | if (FSkip_setting < 0) { |
184 | FSkip_setting = -1; |
185 | FCEUI_DispMessage("Auto frameskip"); |
186 | } |
187 | else |
188 | FCEUI_DispMessage("Frameskip: %i", FSkip_setting); |
189 | goto no_pad; |
190 | } |
191 | else if (down(Y) && !(last_down(Y) && last_shift)) |
192 | { |
193 | FSkip_setting++; |
194 | if (FSkip_setting > 8) FSkip_setting = 8; |
195 | FCEUI_DispMessage("Frameskip: %i", FSkip_setting); |
196 | goto no_pad; |
197 | } |
198 | } |
199 | } |
200 | |
201 | // r is toggle savestate |
202 | if (R_down) |
203 | { |
204 | if (last_R_down) |
205 | { |
206 | R_count++; |
207 | if ((R_count & 31)== 31) |
208 | { |
209 | CurrentState=(CurrentState+1) % 10; |
210 | FCEUI_DispMessage("Now Using Save State %d", CurrentState); |
211 | } |
212 | } |
213 | } |
214 | else |
215 | { |
216 | R_count=0; |
217 | } |
218 | |
219 | // l is toggle turbo |
220 | if (L_down) |
221 | { |
222 | if (last_L_down) |
223 | { |
224 | L_count++; |
225 | if ((L_count & 31)== 31) |
226 | { |
227 | // 0 is none // 1 is Y & B turbo // 2 is X & A turbo |
228 | if ((!TurboFireTop) && (!TurboFireBottom)) |
229 | { |
230 | // was off |
231 | TurboFireTop=1; |
232 | TurboFireBottom=0; |
233 | if (swapbuttons) |
234 | { |
235 | FCEUI_DispMessage("Turbo A and Y"); |
236 | } |
237 | else |
238 | { |
239 | FCEUI_DispMessage("Turbo Y and B"); |
240 | } |
241 | } |
242 | else if (TurboFireTop) |
243 | { |
244 | TurboFireTop=0; |
245 | TurboFireBottom=1; |
246 | if (swapbuttons) |
247 | { |
248 | FCEUI_DispMessage("Turbo X and B"); |
249 | } |
250 | else |
251 | { |
252 | FCEUI_DispMessage("Turbo A and X"); |
253 | } |
254 | } |
255 | else |
256 | { |
257 | TurboFireTop=0; |
258 | TurboFireBottom=0; |
259 | FCEUI_DispMessage("Turbo Off"); |
260 | } |
261 | |
262 | } |
263 | } |
264 | } |
265 | else |
266 | { |
267 | L_count=0; |
268 | } |
269 | |
270 | //unsigned long padTmp=0; |
271 | // shift the bits in |
272 | // up |
273 | //padTmp=(pad & GP2X_UP) ; // 1 is 2^0, |
274 | JS |= ((pad & GP2X_UP) << (4-0)); // 0x10 is 2^4 |
275 | |
276 | //padTmp=(pad & GP2X_DOWN); // 0x10 is 2^4, |
277 | JS |= ((pad & GP2X_DOWN) << (5-4)); // 0x20 is 2^5 |
278 | |
279 | //padTmp=(pad & GP2X_LEFT); // 0x4 is 2^2, |
280 | JS |= ((pad & GP2X_LEFT) << (6-2)); // 0x40 is 2^6 |
281 | |
282 | //padTmp=(pad & GP2X_RIGHT); // 0x40 is 2^6, |
283 | JS |= ((pad & GP2X_RIGHT) << (7-6)); // 0x80 is 2^7 |
284 | |
285 | |
286 | #define A_down (pad & GP2X_A) |
287 | #define B_down (pad & GP2X_B) |
288 | #define X_down (pad & GP2X_X) |
289 | #define Y_down (pad & GP2X_Y) |
290 | |
291 | // should be 2 cycles held, 1 cycle release |
292 | turbo_toggle_A=(turbo_toggle_A+1) % 3; |
293 | turbo_toggle_B=(turbo_toggle_B+1) % 3; |
294 | |
295 | // 0 is none // 1 is Y & B turbo // 2 is X & A turbo |
296 | // B or X are both considered A |
297 | //padTmp=B_down >> 13; // 2^13, |
298 | |
299 | if (!(TurboFireTop && (!turbo_toggle_A))) |
300 | { |
301 | JS |= ((B_down >> 13) << 0); // 0x1 is 2^0 |
302 | } |
303 | // A or Y are both considered B |
304 | //padTmp=A_down >> 12; // 2^13, |
305 | if (!(TurboFireBottom && (!turbo_toggle_B))) |
306 | { |
307 | JS |= ((A_down >> 12) << 1); // 0x2 is 2^1 |
308 | } |
309 | |
310 | if (swapbuttons) |
311 | { |
312 | //padTmp=X_down >> 14; // 2^13, |
313 | if (!(TurboFireBottom && (!turbo_toggle_A))) |
314 | { |
315 | // JS |= ((X_down >> 14) << 0); // 0x1 is 2^0 |
316 | JS |= ((Y_down >> 15) << 0); // 0x1 is 2^0 |
317 | } |
318 | |
319 | //padTmp=Y_down >> 15; // 2^13, |
320 | if (!(TurboFireTop && (!turbo_toggle_B))) |
321 | { |
322 | JS |= ((X_down >> 14) << 1); // 0x2 is 2^1 |
323 | } |
324 | } |
325 | else |
326 | { |
327 | //padTmp=X_down >> 14; // 2^13, |
328 | if (!(TurboFireBottom && (!turbo_toggle_A))) |
329 | { |
330 | JS |= ((X_down >> 14) << 0); // 0x1 is 2^0 |
331 | } |
332 | |
333 | //padTmp=Y_down >> 15; // 2^13, |
334 | if (!(TurboFireTop && (!turbo_toggle_B))) |
335 | { |
336 | JS |= ((Y_down >> 15) << 1); // 0x2 is 2^1 |
337 | } |
338 | } |
339 | |
340 | // select |
341 | //padTmp=(pad & GP2X_SELECT) >> 9; // 0x40 is 2^9, |
342 | JS |= (((pad & GP2X_SELECT) >> 9) << 2); // 0x4 is 2^2 |
343 | |
344 | // start |
345 | //padTmp=(pad & GP2X_START) >> 8; // 2^8, |
346 | JS |= (((pad & GP2X_START) >> 8) << 3); // 0x8 is 2^3 |
347 | |
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348 | JSreturn = JS; |
349 | lastpad=pad; |
350 | |
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351 | //JSreturn=(JS&0xFF000000)|(JS&0xFF)|((JS&0xFF0000)>>8)|((JS&0xFF00)<<8); |
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352 | |
353 | |
354 | // JSreturn=(JSreturn&0xFF000000)|(JSreturn&0xFF)|((JSreturn&0xFF0000)>>8)|((JSreturn&0xFF00)<<8); |
355 | // TODO: make these bindable, use new interface |
356 | if(gametype==GIT_FDS) |
357 | { |
358 | NoWaiting&=~1; |
359 | if ((pad & GP2X_PUSH) && (!(pad & GP2X_SELECT)) && (!(pad & GP2X_L)) && (!(pad & GP2X_R)) && (!(lastpad2 & GP2X_PUSH))) |
360 | { |
361 | DriverInterface(DES_FDSSELECT,0); |
362 | } |
363 | else if ((pad & GP2X_L) && (!(pad & GP2X_SELECT)) && (!(pad & GP2X_PUSH)) && (!(pad & GP2X_R))&& (!(lastpad2 & GP2X_L))) |
364 | { |
365 | DriverInterface(DES_FDSINSERT,0); |
366 | } |
367 | else if ((pad & GP2X_R) && (!(pad & GP2X_SELECT)) && (!(pad & GP2X_L)) && (!(pad & GP2X_PUSH)) && (!(lastpad2 & GP2X_R))) |
368 | { |
369 | DriverInterface(DES_FDSEJECT,0); |
370 | } |
371 | } |
372 | return; |
373 | |
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374 | no_pad: |
375 | JSreturn=0; |
376 | lastpad=pad; |
35868d35 |
377 | } |
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378 | |
379 | |
380 | static void InitOtherInput(void) |
381 | { |
382 | |
383 | void *InputDPtr; |
384 | |
385 | int t; |
386 | int x; |
387 | int attrib; |
388 | |
389 | for(t=0,x=0;x<2;x++) |
390 | { |
391 | attrib=0; |
392 | InputDPtr=0; |
393 | switch(InputType[x]) |
394 | { |
395 | //case SI_POWERPAD:InputDPtr=&powerpadbuf[x];break; |
396 | case SI_GAMEPAD:InputDPtr=((uint8 *)&JSreturn)+(x<<1);break; |
397 | case SI_ARKANOID:InputDPtr=MouseData;t|=1;break; |
398 | case SI_ZAPPER:InputDPtr=MouseData; |
399 | t|=1; |
400 | attrib=1; |
401 | break; |
402 | } |
403 | FCEUI_SetInput(x,InputType[x],InputDPtr,attrib); |
404 | } |
405 | |
406 | attrib=0; |
407 | InputDPtr=0; |
408 | switch(InputTypeFC) |
409 | { |
410 | case SIFC_SHADOW:InputDPtr=MouseData;t|=1;attrib=1;break; |
411 | case SIFC_ARKANOID:InputDPtr=MouseData;t|=1;break; |
412 | case SIFC_FKB:InputDPtr=fkbkeys;break; |
413 | } |
414 | |
415 | FCEUI_SetInputFC(InputTypeFC,InputDPtr,attrib); |
416 | FCEUI_DisableFourScore(eoptions&EO_NOFOURSCORE); |
417 | |
418 | if(t && !(inited&16)) |
419 | { |
420 | InitMouse(); |
421 | inited|=16; |
422 | } |
423 | } |