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comparison io.c @ 432:18cde14e8c10

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Read joystick bindings from config file
author Mike Pavone <pavone@retrodev.com>
date Wed, 10 Jul 2013 23:47:48 -0700
parents 440efd7d27a9
children afbea09d7fb4
comparison
equal deleted inserted replaced
431:440efd7d27a9 432:18cde14e8c10
250 handle_binding_up(dpad->bindings + i); 250 handle_binding_up(dpad->bindings + i);
251 } 251 }
252 } 252 }
253 } 253 }
254 254
255 int parse_binding_target(char * target, tern_node * padbuttons, int * ui_out, int * padnum_out, int * padbutton_out)
256 {
257 int gpadslen = strlen("gamepads.");
258 if (!memcmp(target, "gamepads.", gpadslen)) {
259 if (target[gpadslen] >= '1' && target[gpadslen] <= '8') {
260 int padnum = target[gpadslen] - '0';
261 int button = tern_find_int(padbuttons, target + gpadslen + 1, 0);
262 if (button) {
263 *padnum_out = padnum;
264 *padbutton_out = button;
265 return 1;
266 } else {
267 if (target[gpadslen+1]) {
268 fprintf(stderr, "Gamepad mapping string '%s' refers to an invalid button '%s'\n", target, target + gpadslen + 1);
269 } else {
270 fprintf(stderr, "Gamepad mapping string '%s' has no button component\n", target);
271 }
272 }
273 } else {
274 fprintf(stderr, "Gamepad mapping string '%s' refers to an invalid gamepad number %c\n", target, target[gpadslen]);
275 }
276 } else if(!memcmp(target, "ui.", strlen("ui."))) {
277 if (!strcmp(target + 3, "vdp_debug_mode")) {
278 *ui_out = UI_DEBUG_MODE_INC;
279 } else if(!strcmp(target + 3, "vdp_debug_pal")) {
280 *ui_out = UI_DEBUG_PAL_INC;
281 } else if(!strcmp(target + 3, "enter_debugger")) {
282 *ui_out = UI_ENTER_DEBUGGER;
283 } else {
284 fprintf(stderr, "Unreconized UI binding type %s\n", target);
285 return 0;
286 }
287 return 2;
288 } else {
289 fprintf(stderr, "Unrecognized binding type %s\n", target);
290 }
291 return 0;
292 }
293
255 void process_keys(tern_node * cur, tern_node * special, tern_node * padbuttons, char * prefix) 294 void process_keys(tern_node * cur, tern_node * special, tern_node * padbuttons, char * prefix)
256 { 295 {
257 char * curstr; 296 char * curstr;
258 int len; 297 int len;
259 if (!cur) { 298 if (!cur) {
279 if (curstr[1] != 0) { 318 if (curstr[1] != 0) {
280 fprintf(stderr, "%s is not recognized as a key identifier, truncating to %c\n", curstr, curstr[0]); 319 fprintf(stderr, "%s is not recognized as a key identifier, truncating to %c\n", curstr, curstr[0]);
281 } 320 }
282 } 321 }
283 char * target = cur->straight.value.ptrval; 322 char * target = cur->straight.value.ptrval;
284 int gpadslen = strlen("gamepads."); 323 int ui_func, padnum, button;
285 if (!memcmp(target, "gamepads.", gpadslen)) { 324 int bindtype = parse_binding_target(target, padbuttons, &ui_func, &padnum, &button);
286 if (target[gpadslen] >= '1' && target[gpadslen] <= '8') { 325 if (bindtype == 1) {
287 int padnum = target[gpadslen] - '0'; 326 bind_gamepad(keycode, padnum, button);
288 int button = tern_find_int(padbuttons, target + gpadslen + 1, 0); 327 } else if(bindtype == 2) {
289 if (button) { 328 bind_ui(keycode, ui_func);
290 bind_gamepad(keycode, padnum, button);
291 } else {
292 if (target[gpadslen+1]) {
293 fprintf(stderr, "Gamepad mapping string '%s' refers to an invalid button '%s'\n", target, target + gpadslen + 1);
294 } else {
295 fprintf(stderr, "Gamepad mapping string '%s' has no button component\n", target);
296 }
297 }
298 } else {
299 fprintf(stderr, "Gamepad mapping string '%s' refers to an invalid gamepad number %c\n", target, target[gpadslen]);
300 }
301 } else if(!memcmp(target, "ui.", strlen("ui."))) {
302 if (!strcmp(target + 3, "vdp_debug_mode")) {
303 bind_ui(keycode, UI_DEBUG_MODE_INC);
304 } else if(!strcmp(target + 3, "vdp_debug_pal")) {
305 bind_ui(keycode, UI_DEBUG_PAL_INC);
306 } else if(!strcmp(target + 3, "enter_debugger")) {
307 bind_ui(keycode, UI_ENTER_DEBUGGER);
308 } else {
309 fprintf(stderr, "Unreconized UI binding type %s for key %s\n", target, curstr);
310 }
311 } else {
312 fprintf(stderr, "Unrecognized binding type %s for key %s\n", target, curstr);
313 } 329 }
314 } 330 }
315 process_keys(cur->left, special, padbuttons, prefix); 331 process_keys(cur->left, special, padbuttons, prefix);
316 process_keys(cur->right, special, padbuttons, prefix); 332 process_keys(cur->right, special, padbuttons, prefix);
317 } 333 }
337 padbuttons = tern_insert_int(padbuttons, ".start", BUTTON_START); 353 padbuttons = tern_insert_int(padbuttons, ".start", BUTTON_START);
338 padbuttons = tern_insert_int(padbuttons, ".mode", BUTTON_MODE); 354 padbuttons = tern_insert_int(padbuttons, ".mode", BUTTON_MODE);
339 355
340 tern_node * keys = tern_find_prefix(config, "bindingskeys"); 356 tern_node * keys = tern_find_prefix(config, "bindingskeys");
341 process_keys(keys, special, padbuttons, NULL); 357 process_keys(keys, special, padbuttons, NULL);
342 358 char prefix[] = "bindingspads00";
343 bind_dpad_gamepad(0, 0, RENDER_DPAD_UP, 2, DPAD_UP); 359 for (int i = 0; i < 100 && i < render_num_joysticks(); i++)
344 bind_dpad_gamepad(0, 0, RENDER_DPAD_DOWN, 2, DPAD_DOWN); 360 {
345 bind_dpad_gamepad(0, 0, RENDER_DPAD_LEFT, 2, DPAD_LEFT); 361 if (i < 10) {
346 bind_dpad_gamepad(0, 0, RENDER_DPAD_RIGHT, 2, DPAD_RIGHT); 362 prefix[strlen("bindingspads")] = i + '0';
347 bind_button_gamepad(0, 0, 2, BUTTON_A); 363 prefix[strlen("bindingspads")+1] = 0;
348 bind_button_gamepad(0, 1, 2, BUTTON_B); 364 } else {
349 bind_button_gamepad(0, 2, 2, BUTTON_C); 365 prefix[strlen("bindingspads")] = i/10 + '0';
350 bind_button_gamepad(0, 3, 2, BUTTON_X); 366 prefix[strlen("bindingspads")+1] = i%10 + '0';
351 bind_button_gamepad(0, 4, 2, BUTTON_Y); 367 }
352 bind_button_gamepad(0, 5, 2, BUTTON_Z); 368 tern_node * pad = tern_find_prefix(config, prefix);
353 bind_button_gamepad(0, 6, 2, BUTTON_START); 369 if (pad) {
354 bind_button_gamepad(0, 7, 2, BUTTON_MODE); 370 char dprefix[] = "dpads0";
371 for (int dpad = 0; dpad < 10 && dpad < render_joystick_num_hats(i); dpad++)
372 {
373 dprefix[strlen("dpads")] = dpad + '0';
374 tern_node * pad_dpad = tern_find_prefix(pad, dprefix);
375 char * dirs[] = {"up", "down", "left", "right"};
376 int dirnums[] = {RENDER_DPAD_UP, RENDER_DPAD_DOWN, RENDER_DPAD_LEFT, RENDER_DPAD_RIGHT};
377 for (int dir = 0; dir < sizeof(dirs)/sizeof(dirs[0]); dir++) {
378 char * target = tern_find_ptr(pad_dpad, dirs[dir]);
379 if (target) {
380 int ui_func, padnum, button;
381 int bindtype = parse_binding_target(target, padbuttons, &ui_func, &padnum, &button);
382 if (bindtype == 1) {
383 bind_dpad_gamepad(i, dpad, dirnums[dir], padnum, button);
384 }
385 //TODO: Handle UI bindings
386 }
387 }
388 }
389 char bprefix[] = "buttons00";
390 for (int but = 0; but < 100 && but < render_joystick_num_buttons(i); but++)
391 {
392 if (but < 10) {
393 bprefix[strlen("buttons")] = but + '0';
394 bprefix[strlen("buttons")+1] = 0;
395 } else {
396 bprefix[strlen("buttons")] = but/10 + '0';
397 bprefix[strlen("buttons")+1] = but%10 + '0';
398 }
399 char * target = tern_find_ptr(pad, bprefix);
400 if (target) {
401 int ui_func, padnum, button;
402 int bindtype = parse_binding_target(target, padbuttons, &ui_func, &padnum, &button);
403 if (bindtype == 1) {
404 bind_button_gamepad(i, but, padnum, button);
405 }
406 //TODO: Handle UI bindings
407 }
408 }
409 }
410 }
355 } 411 }
356 412
357 #define TH 0x40 413 #define TH 0x40
358 #define TH_TIMEOUT 8000 414 #define TH_TIMEOUT 8000
359 415