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Backport GPU Unai plugin from PCSX4ALL
[pcsx_rearmed.git] / frontend / libretro.c
CommitLineData
38c2028e 1/*
003cfc63 2 * (C) notaz, 2012,2014,2015
38c2028e 3 *
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
6 */
7
805fe9bc 8#define _GNU_SOURCE 1 // strcasestr
38c2028e 9#include <stdio.h>
10#include <stdlib.h>
11#include <string.h>
74ebc05b 12#include <strings.h>
d148d265 13#ifdef __MACH__
14#include <unistd.h>
15#include <sys/syscall.h>
16#endif
38c2028e 17
18#include "../libpcsxcore/misc.h"
19#include "../libpcsxcore/psxcounters.h"
87e5b45f 20#include "../libpcsxcore/psxmem_map.h"
38c2028e 21#include "../libpcsxcore/new_dynarec/new_dynarec.h"
23ea11bd 22#include "../libpcsxcore/cdrom.h"
23#include "../libpcsxcore/cdriso.h"
6e921e1d 24#include "../libpcsxcore/cheat.h"
f422f444 25#include "../libpcsxcore/r3000a.h"
07c13dfd 26#include "../plugins/dfsound/out.h"
01394a7f 27#include "../plugins/dfsound/spu_config.h"
805fe9bc 28#include "../plugins/dfinput/externals.h"
c82f907a 29#include "cspace.h"
38c2028e 30#include "main.h"
b12cce74 31#include "menu.h"
38c2028e 32#include "plugin.h"
33#include "plugin_lib.h"
ace14ab3 34#include "arm_features.h"
38c2028e 35#include "revision.h"
919cac88 36
37#include <libretro.h>
38#include "libretro_core_options.h"
38c2028e 39
fc99395c 40#ifdef _3DS
fc99395c 41#include "3ds/3ds_utils.h"
fc99395c 42#endif
43
8136cafb
AP		 44#define PORTS_NUMBER 8
45
a9bb0712 46#ifndef MIN
47#define MIN(a, b) ((a) < (b) ? (a) : (b))
48#endif
49
8741f7a2 50#ifndef MAX
51#define MAX(a, b) ((a) > (b) ? (a) : (b))
52#endif
53
47624ecf 54#define ISHEXDEC ((buf[cursor]>='0') && (buf[cursor]<='9')) || ((buf[cursor]>='a') && (buf[cursor]<='f')) || ((buf[cursor]>='A') && (buf[cursor]<='F'))
55
2df7fcac
BP		 56#define INTERNAL_FPS_SAMPLE_PERIOD 64
57
726da67c 58//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
76996fc3 59static int rebootemu = 0;
726da67c 60
38c2028e 61static retro_video_refresh_t video_cb;
62static retro_input_poll_t input_poll_cb;
63static retro_input_state_t input_state_cb;
64static retro_environment_t environ_cb;
65static retro_audio_sample_batch_t audio_batch_cb;
79f29e0a 66static retro_set_rumble_state_t rumble_cb;
b2aef321 67static struct retro_log_callback logging;
68static retro_log_printf_t log_cb;
38c2028e 69
70static void *vout_buf;
65a0505f 71static void * vout_buf_ptr;
70d56ca3 72static int vout_width, vout_height;
73static int vout_doffs_old, vout_fb_dirty;
1a6164a1 74static bool vout_can_dupe;
0e5a7b7d 75static bool duping_enable;
b580cc4f 76static bool found_bios;
2df7fcac
BP		 77static bool display_internal_fps = false;
78static unsigned frame_count = 0;
6fbd15c8 79static bool libretro_supports_bitmasks = false;
c8108d88 80static int show_advanced_gpu_peops_settings = -1;
030d1121 81static int show_advanced_gpu_unai_settings = -1;
70d56ca3 82
4ce3bd43
VP		 83static unsigned previous_width = 0;
84static unsigned previous_height = 0;
85
38c2028e 86static int plugins_opened;
17f84149 87static int is_pal_mode;
38c2028e 88
f9f60dae
TK		 89/* memory card data */
90extern char Mcd1Data[MCD_SIZE];
76e889bc 91extern char Mcd2Data[MCD_SIZE];
f9f60dae 92extern char McdDisable[2];
38c2028e 93
94/* PCSX ReARMed core calls and stuff */
15504ca8
AP		 95int in_type[8] = { PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
96 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
97 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
98 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE };
61c4962a 99int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
100int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
3c0fb554 101unsigned short in_keystate[PORTS_NUMBER];
29f3675b 102int multitap1 = 0;
103int multitap2 = 0;
4e477065 104int in_enable_vibration = 1;
38c2028e 105
e1442c48 106// NegCon adjustment parameters
107// > The NegCon 'twist' action is somewhat awkward when mapped
108// to a standard analog stick -> user should be able to tweak
109// response/deadzone for comfort
110// > When response is linear, 'additional' deadzone (set here)
111// may be left at zero, since this is normally handled via in-game
112// options menus
113// > When response is non-linear, deadzone should be set to match the
114// controller being used (otherwise precision may be lost)
115// > negcon_linearity:
116// - 1: Response is linear - recommended when using racing wheel
117// peripherals, not recommended for standard gamepads
118// - 2: Response is quadratic - optimal setting for gamepads
119// - 3: Response is cubic - enables precise fine control, but
120// difficult to use...
121#define NEGCON_RANGE 0x7FFF
122static int negcon_deadzone = 0;
123static int negcon_linearity = 1;
124
805fe9bc 125/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
126#define VOUT_MAX_WIDTH 1024
127#define VOUT_MAX_HEIGHT 512
128
646a63e4 129//Dummy functions
130bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info){return false;}
131void retro_unload_game(void){}
132static int vout_open(void){return 0;}
133static void vout_close(void){}
134static int snd_init(void){return 0;}
135static void snd_finish(void){}
136static int snd_busy(void){return 0;}
137
7df396ea
TK		 138static void init_memcard(char *mcd_data)
139{
140 unsigned off = 0;
141 unsigned i;
142
143 memset(mcd_data, 0, MCD_SIZE);
144
145 mcd_data[off++] = 'M';
146 mcd_data[off++] = 'C';
147 off += 0x7d;
148 mcd_data[off++] = 0x0e;
149
150 for (i = 0; i < 15; i++) {
151 mcd_data[off++] = 0xa0;
152 off += 0x07;
153 mcd_data[off++] = 0xff;
154 mcd_data[off++] = 0xff;
155 off += 0x75;
156 mcd_data[off++] = 0xa0;
157 }
158
159 for (i = 0; i < 20; i++) {
160 mcd_data[off++] = 0xff;
161 mcd_data[off++] = 0xff;
162 mcd_data[off++] = 0xff;
163 mcd_data[off++] = 0xff;
164 off += 0x04;
165 mcd_data[off++] = 0xff;
166 mcd_data[off++] = 0xff;
167 off += 0x76;
168 }
169}
170
49c61096 171static void set_vout_fb()
38c2028e 172{
6558949c
FJGG		 173 struct retro_framebuffer fb = {0};
174
175 fb.width = vout_width;
176 fb.height = vout_height;
177 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
178
6558949c 179 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
49c61096
G		 180 vout_buf_ptr = (uint16_t*)fb.data;
181 else
182 vout_buf_ptr = vout_buf;
183}
6558949c 184
49c61096
G		 185static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
186{
187 vout_width = w;
188 vout_height = h;
189
4ce3bd43
VP		 190 if (previous_width != vout_width || previous_height != vout_height)
191 {
192 previous_width = vout_width;
193 previous_height = vout_height;
194
d3c41e5e
VP		 195 struct retro_system_av_info info;
196 retro_get_system_av_info(&info);
197 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
4ce3bd43 198 }
d3c41e5e 199
49c61096 200 set_vout_fb();
38c2028e 201}
202
cc4f9b70 203#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 204static void convert(void *buf, size_t bytes)
38c2028e 205{
206 unsigned int i, v, *p = buf;
207
9c59f120 208 for (i = 0; i < bytes / 4; i++) {
38c2028e 209 v = p[i];
210 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
211 }
212}
46aa5b98 213#endif
38c2028e 214
fa56d360 215static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 216{
65a0505f 217 unsigned short *dest = vout_buf_ptr;
fa56d360 218 const unsigned short *src = vram;
70d56ca3 219 int dstride = vout_width, h1 = h;
220 int doffs;
38c2028e 221
fa56d360 222 if (vram == NULL) {
223 // blanking
65a0505f 224 memset(vout_buf_ptr, 0, dstride * h * 2);
fa56d360 225 goto out;
226 }
227
70d56ca3 228 doffs = (vout_height - h) * dstride;
229 doffs += (dstride - w) / 2 & ~1;
230 if (doffs != vout_doffs_old) {
231 // clear borders
65a0505f 232 memset(vout_buf_ptr, 0, dstride * h * 2);
70d56ca3 233 vout_doffs_old = doffs;
234 }
235 dest += doffs;
236
fa56d360 237 if (bgr24)
238 {
239 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
240 for (; h1-- > 0; dest += dstride, src += stride)
241 {
242 bgr888_to_rgb565(dest, src, w * 3);
243 }
244 }
245 else
246 {
247 for (; h1-- > 0; dest += dstride, src += stride)
248 {
249 bgr555_to_rgb565(dest, src, w * 2);
250 }
251 }
38c2028e 252
fa56d360 253out:
46aa5b98 254#ifndef FRONTEND_SUPPORTS_RGB565
65a0505f 255 convert(vout_buf_ptr, vout_width * vout_height * 2);
46aa5b98 256#endif
70d56ca3 257 vout_fb_dirty = 1;
fa56d360 258 pl_rearmed_cbs.flip_cnt++;
38c2028e 259}
260
fc99395c 261#ifdef _3DS
262typedef struct
263{
264 void* buffer;
265 uint32_t target_map;
266 size_t size;
267 enum psxMapTag tag;
268}psx_map_t;
269
270psx_map_t custom_psx_maps[] = {
271 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
272 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
273 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
274 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
275 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
276};
277
278void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
279 enum psxMapTag tag)
280{
281 (void)is_fixed;
282 (void)addr;
283
f72db18e 284 if (__ctr_svchax)
fc99395c 285 {
286 psx_map_t* custom_map = custom_psx_maps;
287
288 for (; custom_map->size; custom_map++)
289 {
290 if ((custom_map->size == size) && (custom_map->tag == tag))
291 {
292 uint32_t ptr_aligned, tmp;
293
294 custom_map->buffer = malloc(size + 0x1000);
295 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
296
f72db18e 297 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
fc99395c 298 {
299 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
300 exit(1);
301 }
302
303 return (void*)custom_map->target_map;
304 }
305 }
306 }
307
308 return malloc(size);
309}
310
311void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
cc56203b 312{
fc99395c 313 (void)tag;
314
f72db18e 315 if (__ctr_svchax)
fc99395c 316 {
317 psx_map_t* custom_map = custom_psx_maps;
318
319 for (; custom_map->size; custom_map++)
320 {
321 if ((custom_map->target_map == (uint32_t)ptr))
322 {
323 uint32_t ptr_aligned, tmp;
324
325 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
326
f72db18e 327 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
fc99395c 328
329 free(custom_map->buffer);
330 custom_map->buffer = NULL;
331 return;
332 }
333 }
334 }
335
336 free(ptr);
337}
338#endif
339
1a5fd794 340#ifdef VITA
341typedef struct
342{
343 void* buffer;
344 uint32_t target_map;
345 size_t size;
346 enum psxMapTag tag;
347}psx_map_t;
348
73081f23
FJGG		 349void* addr = NULL;
350
1a5fd794 351psx_map_t custom_psx_maps[] = {
352 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
353 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
354 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
355 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
356 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
357};
358
73081f23
FJGG		 359int init_vita_mmap(){
360 int n;
848b806c 361 void * tmpaddr;
73081f23
FJGG		 362 addr = malloc(64*1024*1024);
363 if(addr==NULL)
364 return -1;
848b806c
FJGG		 365 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
366 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
367 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
368 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
369 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
370 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
73081f23
FJGG		 371#if 0
372 for(n = 0; n < 5; n++){
373 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
374 }
375#endif
376 return 0;
377}
378
379void deinit_vita_mmap(){
380 free(addr);
381}
382
1a5fd794 383void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
384 enum psxMapTag tag)
385{
386 (void)is_fixed;
387 (void)addr;
388
389
390 psx_map_t* custom_map = custom_psx_maps;
391
392 for (; custom_map->size; custom_map++)
393 {
394 if ((custom_map->size == size) && (custom_map->tag == tag))
395 {
1a5fd794 396 return custom_map->buffer;
397 }
398 }
399
400
401 return malloc(size);
402}
403
404void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
405{
406 (void)tag;
407
408 psx_map_t* custom_map = custom_psx_maps;
409
410 for (; custom_map->size; custom_map++)
411 {
412 if ((custom_map->buffer == ptr))
413 {
1a5fd794 414 return;
415 }
416 }
417
418 free(ptr);
419}
420#endif
421
fc99395c 422static void *pl_mmap(unsigned int size)
ace14ab3 423{
87e5b45f 424 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 425}
426
427static void pl_munmap(void *ptr, unsigned int size)
428{
87e5b45f 429 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 430}
431
38c2028e 432struct rearmed_cbs pl_rearmed_cbs = {
433 .pl_vout_open = vout_open,
434 .pl_vout_set_mode = vout_set_mode,
435 .pl_vout_flip = vout_flip,
436 .pl_vout_close = vout_close,
cc56203b 437 .mmap = pl_mmap,
438 .munmap = pl_munmap,
38c2028e 439 /* from psxcounters */
440 .gpu_hcnt = &hSyncCount,
441 .gpu_frame_count = &frame_counter,
442};
443
444void pl_frame_limit(void)
445{
446 /* called once per frame, make psxCpu->Execute() above return */
447 stop = 1;
448}
449
450void pl_timing_prepare(int is_pal)
451{
17f84149 452 is_pal_mode = is_pal;
38c2028e 453}
454
d71c7095 455void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 456{
79f29e0a 457 if (!rumble_cb)
458 return;
459
460 if (in_enable_vibration)
70fb8fe7 461 {
79f29e0a 462 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
463 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
70fb8fe7 464 }
38c2028e 465}
466
e4c83ca6 467void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 468{
469}
470
471/* sound calls */
07c13dfd 472static void snd_feed(void *buf, int bytes)
38c2028e 473{
db126209 474 if (audio_batch_cb != NULL)
475 audio_batch_cb(buf, bytes / 4);
38c2028e 476}
477
07c13dfd 478void out_register_libretro(struct out_driver *drv)
479{
480 drv->name = "libretro";
481 drv->init = snd_init;
482 drv->finish = snd_finish;
483 drv->busy = snd_busy;
484 drv->feed = snd_feed;
485}
486
38c2028e 487/* libretro */
e268a47e 488void retro_set_environment(retro_environment_t cb)
489{
e268a47e 490 environ_cb = cb;
491
919cac88 492 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
493 log_cb = logging.log;
494
495 libretro_set_core_options(environ_cb);
e268a47e 496}
497
38c2028e 498void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
499void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
500void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
501void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
502void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
503
504unsigned retro_api_version(void)
505{
506 return RETRO_API_VERSION;
507}
508
15504ca8 509static int controller_port_variable(unsigned port, struct retro_variable *var)
8136cafb
AP		 510{
511 if (port >= PORTS_NUMBER)
15504ca8 512 return 0;
8136cafb 513
15504ca8
AP		 514 if (!environ_cb)
515 return 0;
8136cafb 516
15504ca8 517 var->value = NULL;
a06f5a70
AP		 518 switch (port) {
519 case 0:
15504ca8 520 var->key = "pcsx_rearmed_pad1type";
a06f5a70
AP		 521 break;
522 case 1:
15504ca8 523 var->key = "pcsx_rearmed_pad2type";
a06f5a70
AP		 524 break;
525 case 2:
15504ca8 526 var->key = "pcsx_rearmed_pad3type";
a06f5a70
AP		 527 break;
528 case 3:
15504ca8 529 var->key = "pcsx_rearmed_pad4type";
a06f5a70
AP		 530 break;
531 case 4:
15504ca8 532 var->key = "pcsx_rearmed_pad5type";
a06f5a70
AP		 533 break;
534 case 5:
15504ca8 535 var->key = "pcsx_rearmed_pad6type";
a06f5a70
AP		 536 break;
537 case 6:
15504ca8 538 var->key = "pcsx_rearmed_pad7type";
a06f5a70
AP		 539 break;
540 case 7:
15504ca8 541 var->key = "pcsx_rearmed_pad8type";
a06f5a70
AP		 542 break;
543 }
544
15504ca8
AP		 545 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) || var->value;
546}
547
548static void update_controller_port_variable(unsigned port)
549{
550 if (port >= PORTS_NUMBER)
551 return;
552
553 struct retro_variable var;
554
555 if (controller_port_variable(port, &var))
8136cafb 556 {
3c0fb554 557 if (strcmp(var.value, "standard") == 0)
8342a300 558 in_type[port] = PSE_PAD_TYPE_STANDARD;
3c0fb554 559 else if (strcmp(var.value, "analog") == 0)
de95fedd
S		 560 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
561 else if (strcmp(var.value, "dualshock") == 0)
8342a300 562 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
8136cafb 563 else if (strcmp(var.value, "negcon") == 0)
8342a300 564 in_type[port] = PSE_PAD_TYPE_NEGCON;
8c047f6f 565 else if (strcmp(var.value, "none") == 0)
8342a300 566 in_type[port] = PSE_PAD_TYPE_NONE;
15504ca8 567 // else 'default' case, do nothing
3dc2e39e 568 }
15504ca8 569}
3dc2e39e 570
15504ca8
AP		 571static void update_controller_port_device(unsigned port, unsigned device)
572{
573 if (port >= PORTS_NUMBER)
574 return;
575
576 struct retro_variable var;
577
578 if (!controller_port_variable(port, &var))
579 return;
580
581 if (strcmp(var.value, "default") != 0)
582 return;
583
584 switch (device)
585 {
586 case RETRO_DEVICE_JOYPAD:
587 in_type[port] = PSE_PAD_TYPE_STANDARD;
588 break;
589 case RETRO_DEVICE_ANALOG:
590 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
591 break;
592 case RETRO_DEVICE_MOUSE:
593 in_type[port] = PSE_PAD_TYPE_MOUSE;
594 break;
595 case RETRO_DEVICE_LIGHTGUN:
596 in_type[port] = PSE_PAD_TYPE_GUN;
597 break;
598 case RETRO_DEVICE_NONE:
599 default:
600 in_type[port] = PSE_PAD_TYPE_NONE;
601 }
8136cafb
AP		 602}
603
30d43b8a
AP		 604static void update_multitap()
605{
606 struct retro_variable var;
6cdf212f 607 int auto_case, port;
30d43b8a
AP		 608
609 var.value = NULL;
610 var.key = "pcsx_rearmed_multitap1";
3dc2e39e
AP		 611 auto_case = 0;
612 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 613 {
614 if (strcmp(var.value, "enabled") == 0)
615 multitap1 = 1;
616 else if (strcmp(var.value, "disabled") == 0)
617 multitap1 = 0;
618 else // 'auto' case
3dc2e39e
AP		 619 auto_case = 1;
620 }
621 else
15504ca8 622 auto_case = 1;
3dc2e39e
AP		 623
624 if (auto_case)
625 {
626 // If a gamepad is plugged after port 2, we need a first multitap.
627 multitap1 = 0;
6cdf212f 628 for (port = 2; port < PORTS_NUMBER; port++)
3dc2e39e 629 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 630 }
631
632 var.value = NULL;
633 var.key = "pcsx_rearmed_multitap2";
3dc2e39e
AP		 634 auto_case = 0;
635 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value))
30d43b8a
AP		 636 {
637 if (strcmp(var.value, "enabled") == 0)
638 multitap2 = 1;
639 else if (strcmp(var.value, "disabled") == 0)
640 multitap2 = 0;
641 else // 'auto' case
3dc2e39e
AP		 642 auto_case = 1;
643 }
644 else
15504ca8 645 auto_case = 1;
3dc2e39e
AP		 646
647 if (auto_case)
648 {
649 // If a gamepad is plugged after port 4, we need a second multitap.
650 multitap2 = 0;
6cdf212f 651 for (port = 4; port < PORTS_NUMBER; port++)
3dc2e39e 652 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
30d43b8a
AP		 653 }
654}
655
38c2028e 656void retro_set_controller_port_device(unsigned port, unsigned device)
657{
ace14ab3 658 SysPrintf("port %u device %u",port,device);
8c047f6f
AP		 659
660 if (port >= PORTS_NUMBER)
661 return;
662
663 update_controller_port_device(port, device);
664 update_multitap();
38c2028e 665}
666
667void retro_get_system_info(struct retro_system_info *info)
668{
669 memset(info, 0, sizeof(*info));
670 info->library_name = "PCSX-ReARMed";
8fc5171a
GR		 671#ifndef GIT_VERSION
672#define GIT_VERSION ""
673#endif
674 info->library_version = "r22" GIT_VERSION;
ce188d4d 675 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
38c2028e 676 info->need_fullpath = true;
677}
678
679void retro_get_system_av_info(struct retro_system_av_info *info)
680{
d3c41e5e
VP		 681
682 unsigned geom_height = vout_height > 0 ? vout_height : 240;
683 unsigned geom_width = vout_width > 0 ? vout_width : 320;
684
38c2028e 685 memset(info, 0, sizeof(*info));
17f84149 686 info->timing.fps = is_pal_mode ? 50 : 60;
38c2028e 687 info->timing.sample_rate = 44100;
d3c41e5e
VP		 688 info->geometry.base_width = geom_width;
689 info->geometry.base_height = geom_height;
805fe9bc 690 info->geometry.max_width = VOUT_MAX_WIDTH;
691 info->geometry.max_height = VOUT_MAX_HEIGHT;
38c2028e 692 info->geometry.aspect_ratio = 4.0 / 3.0;
693}
694
6e921e1d 695/* savestates */
ace14ab3 696size_t retro_serialize_size(void)
697{
03f55e6b 698 // it's currently 4380651-4397047 bytes,
699 // but have some reserved for future
700 return 0x440000;
6e921e1d 701}
702
703struct save_fp {
704 char *buf;
705 size_t pos;
706 int is_write;
707};
708
709static void *save_open(const char *name, const char *mode)
710{
711 struct save_fp *fp;
712
713 if (name == NULL || mode == NULL)
714 return NULL;
715
716 fp = malloc(sizeof(*fp));
717 if (fp == NULL)
718 return NULL;
719
720 fp->buf = (char *)name;
721 fp->pos = 0;
722 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
723
724 return fp;
725}
726
727static int save_read(void *file, void *buf, u32 len)
728{
729 struct save_fp *fp = file;
730 if (fp == NULL || buf == NULL)
731 return -1;
732
733 memcpy(buf, fp->buf + fp->pos, len);
734 fp->pos += len;
735 return len;
736}
737
738static int save_write(void *file, const void *buf, u32 len)
739{
740 struct save_fp *fp = file;
741 if (fp == NULL || buf == NULL)
742 return -1;
743
744 memcpy(fp->buf + fp->pos, buf, len);
745 fp->pos += len;
746 return len;
747}
748
749static long save_seek(void *file, long offs, int whence)
750{
751 struct save_fp *fp = file;
752 if (fp == NULL)
753 return -1;
754
755 switch (whence) {
756 case SEEK_CUR:
757 fp->pos += offs;
758 return fp->pos;
759 case SEEK_SET:
760 fp->pos = offs;
761 return fp->pos;
762 default:
763 return -1;
764 }
765}
766
767static void save_close(void *file)
768{
769 struct save_fp *fp = file;
770 size_t r_size = retro_serialize_size();
771 if (fp == NULL)
772 return;
773
774 if (fp->pos > r_size)
775 SysPrintf("ERROR: save buffer overflow detected\n");
776 else if (fp->is_write && fp->pos < r_size)
777 // make sure we don't save trash in leftover space
778 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
779 free(fp);
38c2028e 780}
781
782bool retro_serialize(void *data, size_t size)
ace14ab3 783{
6e921e1d 784 int ret = SaveState(data);
785 return ret == 0 ? true : false;
38c2028e 786}
787
788bool retro_unserialize(const void *data, size_t size)
789{
6e921e1d 790 int ret = LoadState(data);
791 return ret == 0 ? true : false;
38c2028e 792}
793
23ea11bd 794/* cheats */
38c2028e 795void retro_cheat_reset(void)
796{
6e921e1d 797 ClearAllCheats();
38c2028e 798}
799
800void retro_cheat_set(unsigned index, bool enabled, const char *code)
801{
6e921e1d 802 char buf[256];
803 int ret;
804
805 // cheat funcs are destructive, need a copy..
806 strncpy(buf, code, sizeof(buf));
807 buf[sizeof(buf) - 1] = 0;
5bf56268 808
47624ecf 809 //Prepare buffered cheat for PCSX's AddCheat fucntion.
810 int cursor=0;
811 int nonhexdec=0;
812 while (buf[cursor]){
813 if (!(ISHEXDEC)){
814 if (++nonhexdec%2){
815 buf[cursor]=' ';
816 } else {
817 buf[cursor]='\n';
818 }
819 }
820 cursor++;
821 }
5bf56268 822
6e921e1d 823
824 if (index < NumCheats)
825 ret = EditCheat(index, "", buf);
826 else
827 ret = AddCheat("", buf);
828
829 if (ret != 0)
830 SysPrintf("Failed to set cheat %#u\n", index);
831 else if (index < NumCheats)
832 Cheats[index].Enabled = enabled;
38c2028e 833}
834
23ea11bd 835/* multidisk support */
836static bool disk_ejected;
837static unsigned int disk_current_index;
51ba7408 838static unsigned int disk_count;
23ea11bd 839static struct disks_state {
840 char *fname;
841 int internal_index; // for multidisk eboots
842} disks[8];
843
844static bool disk_set_eject_state(bool ejected)
845{
846 // weird PCSX API..
847 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
848 LidInterrupt();
849
850 disk_ejected = ejected;
851 return true;
852}
853
854static bool disk_get_eject_state(void)
855{
856 /* can't be controlled by emulated software */
857 return disk_ejected;
858}
859
860static unsigned int disk_get_image_index(void)
861{
862 return disk_current_index;
863}
864
865static bool disk_set_image_index(unsigned int index)
866{
867 if (index >= sizeof(disks) / sizeof(disks[0]))
868 return false;
869
870 CdromId[0] = '\0';
871 CdromLabel[0] = '\0';
872
873 if (disks[index].fname == NULL) {
874 SysPrintf("missing disk #%u\n", index);
875 CDR_shutdown();
876
877 // RetroArch specifies "no disk" with index == count,
878 // so don't fail here..
879 disk_current_index = index;
880 return true;
881 }
882
883 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
884 disks[index].fname, disks[index].internal_index);
885
886 cdrIsoMultidiskSelect = disks[index].internal_index;
887 set_cd_image(disks[index].fname);
888 if (ReloadCdromPlugin() < 0) {
889 SysPrintf("failed to load cdr plugin\n");
890 return false;
891 }
892 if (CDR_open() < 0) {
893 SysPrintf("failed to open cdr plugin\n");
894 return false;
895 }
896
897 if (!disk_ejected) {
898 SetCdOpenCaseTime(time(NULL) + 2);
899 LidInterrupt();
900 }
901
902 disk_current_index = index;
903 return true;
904}
905
906static unsigned int disk_get_num_images(void)
907{
51ba7408 908 return disk_count;
23ea11bd 909}
910
911static bool disk_replace_image_index(unsigned index,
912 const struct retro_game_info *info)
913{
914 char *old_fname;
915 bool ret = true;
916
917 if (index >= sizeof(disks) / sizeof(disks[0]))
918 return false;
919
920 old_fname = disks[index].fname;
921 disks[index].fname = NULL;
922 disks[index].internal_index = 0;
923
924 if (info != NULL) {
925 disks[index].fname = strdup(info->path);
926 if (index == disk_current_index)
927 ret = disk_set_image_index(index);
928 }
929
930 if (old_fname != NULL)
931 free(old_fname);
932
933 return ret;
934}
935
936static bool disk_add_image_index(void)
937{
51ba7408
T		 938 if (disk_count >= 8)
939 return false;
940
941 disk_count++;
23ea11bd 942 return true;
943}
944
945static struct retro_disk_control_callback disk_control = {
946 .set_eject_state = disk_set_eject_state,
947 .get_eject_state = disk_get_eject_state,
948 .get_image_index = disk_get_image_index,
949 .set_image_index = disk_set_image_index,
950 .get_num_images = disk_get_num_images,
951 .replace_image_index = disk_replace_image_index,
952 .add_image_index = disk_add_image_index,
953};
954
9fba39a9
T		 955// just in case, maybe a win-rt port in the future?
956#ifdef _WIN32
957#define SLASH '\\'
958#else
959#define SLASH '/'
960#endif
961
9096ba88 962#ifndef PATH_MAX
963#define PATH_MAX 4096
964#endif
965
9fba39a9
T		 966static char base_dir[PATH_MAX];
967
968static bool read_m3u(const char *file)
969{
970 char line[PATH_MAX];
971 char name[PATH_MAX];
9fba39a9
T		 972 FILE *f = fopen(file, "r");
973 if (!f)
974 return false;
975
51ba7408 976 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
9fba39a9
T		 977 if (line[0] == '#')
978 continue;
979 char *carrige_return = strchr(line, '\r');
980 if (carrige_return)
981 *carrige_return = '\0';
982 char *newline = strchr(line, '\n');
983 if (newline)
984 *newline = '\0';
985
986 if (line[0] != '\0')
987 {
988 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
51ba7408 989 disks[disk_count++].fname = strdup(name);
9fba39a9
T		 990 }
991 }
992
993 fclose(f);
51ba7408 994 return (disk_count != 0);
9fba39a9
T		 995}
996
997static void extract_directory(char *buf, const char *path, size_t size)
998{
999 char *base;
1000 strncpy(buf, path, size - 1);
1001 buf[size - 1] = '\0';
1002
1003 base = strrchr(buf, '/');
1004 if (!base)
1005 base = strrchr(buf, '\\');
1006
1007 if (base)
1008 *base = '\0';
1009 else
1010 {
1011 buf[0] = '.';
1012 buf[1] = '\0';
1013 }
1014}
1015
003cfc63 1016#if defined(__QNX__) || defined(_WIN32)
41294f4d 1017/* Blackberry QNX doesn't have strcasestr */
1018
1019/*
1020 * Find the first occurrence of find in s, ignore case.
1021 */
1022char *
1023strcasestr(const char *s, const char*find)
1024{
1025 char c, sc;
1026 size_t len;
1027
1028 if ((c = *find++) != 0) {
1029 c = tolower((unsigned char)c);
1030 len = strlen(find);
1031 do {
1032 do {
1033 if ((sc = *s++) == 0)
1034 return (NULL);
1035 } while ((char)tolower((unsigned char)sc) != c);
1036 } while (strncasecmp(s, find, len) != 0);
1037 s--;
1038 }
1039 return ((char *)s);
1040}
1041#endif
1042
38c2028e 1043bool retro_load_game(const struct retro_game_info *info)
1044{
23ea11bd 1045 size_t i;
9fba39a9
T		 1046 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1047
e3f8313f 1048 struct retro_input_descriptor desc[] = {
1049 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1050 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1051 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1052 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1053 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1054 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1055 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1056 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1057 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1058 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1059 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1060 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1061 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1062 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1063 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1064 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1065 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1066 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1067 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1068 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1069
e3f8313f 1070
1071 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1072 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1073 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1074 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1075 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1076 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1077 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1078 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1079 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1080 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1081 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1082 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1083 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1084 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1085 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1086 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1087 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1088 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1089 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1090 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1091
1092 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1093 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1094 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1095 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1096 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1097 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1098 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1099 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1100 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1101 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1102 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1103 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1104 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1105 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1106 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1107 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1108 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1109 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1110 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1111 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1112
1113 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1114 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1115 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1116 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1117 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1118 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1119 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1120 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1121 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1122 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1123 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1124 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1125 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1126 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1127 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1128 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1129 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1130 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1131 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1132 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1133
1134 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1135 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1136 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1137 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1138 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1139 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1140 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1141 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1142 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1143 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1144 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1145 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1146 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1147 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1148 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
1149 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1150 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1151 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1152 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1153 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1154
1155 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1156 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1157 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1158 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1159 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1160 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1161 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1162 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1163 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1164 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1165 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1166 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1167 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1168 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1169 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1170 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1171 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1172 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1173 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1174 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1175
1176 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1177 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1178 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1179 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1180 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1181 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1182 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1183 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1184 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1185 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1186 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1187 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1188 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1189 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1190 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1191 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1192 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1193 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1194 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1195 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1196
1197 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
1198 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
1199 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
1200 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
1201 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
1202 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
1203 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
1204 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
1205 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
1206 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
1207 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
1208 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
1209 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
1210 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
1211 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
ace14ab3 1212 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
3e24db84 1213 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
1214 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
1215 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
1216 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
e3f8313f 1217
1218 { 0 },
1219 };
1220
2df7fcac
BP		 1221 frame_count = 0;
1222
e3f8313f 1223 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1224
46aa5b98 1225#ifdef FRONTEND_SUPPORTS_RGB565
c19aba43 1226 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
9f766dbe 1227 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
f29fbd53 1228 SysPrintf("RGB565 supported, using it\n");
c19aba43 1229 }
46aa5b98 1230#endif
c19aba43 1231
23ea11bd 1232 if (info == NULL || info->path == NULL) {
1233 SysPrintf("info->path required\n");
1234 return false;
1235 }
1236
38c2028e 1237 if (plugins_opened) {
1238 ClosePlugins();
1239 plugins_opened = 0;
1240 }
1241
23ea11bd 1242 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
1243 if (disks[i].fname != NULL) {
1244 free(disks[i].fname);
1245 disks[i].fname = NULL;
1246 }
1247 disks[i].internal_index = 0;
1248 }
1249
1250 disk_current_index = 0;
9fba39a9
T		 1251 extract_directory(base_dir, info->path, sizeof(base_dir));
1252
1253 if (is_m3u) {
1254 if (!read_m3u(info->path)) {
b2aef321 1255 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
9fba39a9
T		 1256 return false;
1257 }
51ba7408
T		 1258 } else {
1259 disk_count = 1;
9fba39a9 1260 disks[0].fname = strdup(info->path);
51ba7408 1261 }
23ea11bd 1262
1263 set_cd_image(disks[0].fname);
38c2028e 1264
1265 /* have to reload after set_cd_image for correct cdr plugin */
1266 if (LoadPlugins() == -1) {
b2aef321 1267 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
38c2028e 1268 return false;
1269 }
1270
1271 plugins_opened = 1;
1272 NetOpened = 0;
1273
1274 if (OpenPlugins() == -1) {
b2aef321 1275 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
38c2028e 1276 return false;
1277 }
1278
1279 plugin_call_rearmed_cbs();
19a784e6 1280 dfinput_activate();
38c2028e 1281
38c2028e 1282 if (CheckCdrom() == -1) {
b2aef321 1283 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
38c2028e 1284 return false;
1285 }
1286
6492c6e8 1287 SysReset();
38c2028e 1288
1289 if (LoadCdrom() == -1) {
b2aef321 1290 log_cb(RETRO_LOG_INFO, "could not load CD\n");
38c2028e 1291 return false;
1292 }
79f216e3 1293 emu_on_new_cd(0);
38c2028e 1294
23ea11bd 1295 // multidisk images
9fba39a9 1296 if (!is_m3u) {
51ba7408 1297 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
9fba39a9
T		 1298 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1299 disks[i].fname = strdup(info->path);
1300 disks[i].internal_index = i;
1301 }
23ea11bd 1302 }
1303
38c2028e 1304 return true;
1305}
1306
38c2028e 1307unsigned retro_get_region(void)
1308{
17f84149 1309 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1310}
1311
1312void *retro_get_memory_data(unsigned id)
1313{
b40a83db
T		 1314 if (id == RETRO_MEMORY_SAVE_RAM)
1315 return Mcd1Data;
2683f84f 1316 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1317 return psxM;
b40a83db
T		 1318 else
1319 return NULL;
38c2028e 1320}
1321
1322size_t retro_get_memory_size(unsigned id)
1323{
b40a83db
T		 1324 if (id == RETRO_MEMORY_SAVE_RAM)
1325 return MCD_SIZE;
2683f84f 1326 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1327 return 0x210000;
b40a83db
T		 1328 else
1329 return 0;
38c2028e 1330}
1331
1332void retro_reset(void)
1333{
d9e77039 1334 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1335 rebootemu = 1;
1336 //SysReset();
38c2028e 1337}
1338
1339static const unsigned short retro_psx_map[] = {
1340 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1341 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1342 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1343 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1344 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1345 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1346 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1347 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1348 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1349 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1350 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1351 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1352 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1353 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1354 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1355 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1356};
1357#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1358
805fe9bc 1359static void update_variables(bool in_flight)
e268a47e 1360{
e268a47e 1361 struct retro_variable var;
6cdf212f 1362 int i;
c8108d88 1363 int gpu_peops_fix = 0;
ace14ab3 1364
e268a47e 1365 var.value = NULL;
4e477065 1366 var.key = "pcsx_rearmed_frameskip";
7d68d030 1367 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1368 pl_rearmed_cbs.frameskip = atoi(var.value);
9f5a28d9 1369
1370 var.value = NULL;
4e477065 1371 var.key = "pcsx_rearmed_region";
9f5a28d9 1372 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1373 {
1374 Config.PsxAuto = 0;
f4cceff6 1375 if (strcmp(var.value, "auto") == 0)
9f5a28d9 1376 Config.PsxAuto = 1;
1377 else if (strcmp(var.value, "NTSC") == 0)
1378 Config.PsxType = 0;
1379 else if (strcmp(var.value, "PAL") == 0)
1380 Config.PsxType = 1;
1381 }
4615b075 1382
6cdf212f 1383 for (i = 0; i < PORTS_NUMBER; i++)
15504ca8 1384 update_controller_port_variable(i);
61c4962a 1385
30d43b8a 1386 update_multitap();
61c4962a 1387
e1442c48 1388 var.value = NULL;
1389 var.key = "pcsx_rearmed_negcon_deadzone";
1390 negcon_deadzone = 0;
1391 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1392 {
1393 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1394 }
1395
1396 var.value = NULL;
1397 var.key = "pcsx_rearmed_negcon_response";
1398 negcon_linearity = 1;
1399 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1400 {
1401 if (strcmp(var.value, "quadratic") == 0){
1402 negcon_linearity = 2;
1403 } else if (strcmp(var.value, "cubic") == 0){
1404 negcon_linearity = 3;
1405 }
1406 }
1407
70fb8fe7 1408 var.value = NULL;
1409 var.key = "pcsx_rearmed_vibration";
1410
1411 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1412 {
1413 if (strcmp(var.value, "disabled") == 0)
1414 in_enable_vibration = 0;
1415 else if (strcmp(var.value, "enabled") == 0)
1416 in_enable_vibration = 1;
1417 }
1418
5c1cbedc 1419 var.value = NULL;
1420 var.key = "pcsx_rearmed_dithering";
1421
1422 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1423 {
1424 if (strcmp(var.value, "disabled") == 0) {
1425 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1426 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
030d1121 1427 pl_rearmed_cbs.gpu_unai.dithering = 0;
5c1cbedc 1428#ifdef __ARM_NEON__
1429 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1430#endif
1431 }
1432 else if (strcmp(var.value, "enabled") == 0) {
1433 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1434 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
030d1121 1435 pl_rearmed_cbs.gpu_unai.dithering = 1;
5c1cbedc 1436#ifdef __ARM_NEON__
1437 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1438#endif
1439 }
1440 }
1441
7d68d030 1442#ifdef __ARM_NEON__
9f5a28d9 1443 var.value = "NULL";
55e5626b 1444 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1445
1446 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1447 {
1448 if (strcmp(var.value, "disabled") == 0)
1449 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1450 else if (strcmp(var.value, "enabled") == 0)
1451 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1452 }
1453
7d68d030 1454 var.value = NULL;
55e5626b 1455 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1456
1457 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1458 {
1459 if (strcmp(var.value, "disabled") == 0)
1460 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1461 else if (strcmp(var.value, "enabled") == 0)
1462 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1463 }
354329fa 1464
1465 var.value = NULL;
55e5626b 1466 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1467
1468 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1469 {
1470 if (strcmp(var.value, "disabled") == 0)
1471 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1472 else if (strcmp(var.value, "enabled") == 0)
1473 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1474 }
094ec204 1475#endif
0e5a7b7d 1476
1477 var.value = "NULL";
1478 var.key = "pcsx_rearmed_duping_enable";
1479
1480 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1481 {
0a6520c3 1482 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 1483 duping_enable = false;
0a6520c3 1484 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 1485 duping_enable = true;
1486 }
1487
2df7fcac
BP		 1488 var.value = "NULL";
1489 var.key = "pcsx_rearmed_display_internal_fps";
1490
1491 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1492 {
1493 if (strcmp(var.value, "disabled") == 0)
1494 display_internal_fps = false;
1495 else if (strcmp(var.value, "enabled") == 0)
1496 display_internal_fps = true;
1497 }
1498
48f615ba 1499#ifndef DRC_DISABLE
1500 var.value = NULL;
4e477065 1501 var.key = "pcsx_rearmed_drc";
48f615ba 1502
1503 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1504 {
1505 R3000Acpu *prev_cpu = psxCpu;
1506
fc99395c 1507#ifdef _3DS
f72db18e 1508 if(!__ctr_svchax)
fc99395c 1509 Config.Cpu = CPU_INTERPRETER;
1510 else
1511#endif
48f615ba 1512 if (strcmp(var.value, "disabled") == 0)
1513 Config.Cpu = CPU_INTERPRETER;
1514 else if (strcmp(var.value, "enabled") == 0)
1515 Config.Cpu = CPU_DYNAREC;
1516
1517 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1518 if (psxCpu != prev_cpu) {
1519 prev_cpu->Shutdown();
1520 psxCpu->Init();
1521 psxCpu->Reset(); // not really a reset..
1522 }
1523 }
1524#endif
805fe9bc 1525
01394a7f 1526 var.value = "NULL";
1527 var.key = "pcsx_rearmed_spu_reverb";
1528
1529 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1530 {
0a6520c3 1531 if (strcmp(var.value, "disabled") == 0)
01394a7f 1532 spu_config.iUseReverb = false;
0a6520c3 1533 else if (strcmp(var.value, "enabled") == 0)
01394a7f 1534 spu_config.iUseReverb = true;
1535 }
1536
1537 var.value = "NULL";
1538 var.key = "pcsx_rearmed_spu_interpolation";
1539
1540 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1541 {
1542 if (strcmp(var.value, "simple") == 0)
1543 spu_config.iUseInterpolation = 1;
1544 else if (strcmp(var.value, "gaussian") == 0)
1545 spu_config.iUseInterpolation = 2;
1546 else if (strcmp(var.value, "cubic") == 0)
1547 spu_config.iUseInterpolation = 3;
1548 else if (strcmp(var.value, "off") == 0)
1549 spu_config.iUseInterpolation = 0;
1550 }
1551
b3480be8 1552 var.value = "NULL";
1553 var.key = "pcsx_rearmed_pe2_fix";
1554
1555 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1556 {
1557 if (strcmp(var.value, "disabled") == 0)
1558 Config.RCntFix = 0;
1559 else if (strcmp(var.value, "enabled") == 0)
1560 Config.RCntFix = 1;
1561 }
ace14ab3 1562
1d6abe26 1563 var.value = "NULL";
1564 var.key = "pcsx_rearmed_idiablofix";
1565
1566 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1567 {
1568 if (strcmp(var.value, "disabled") == 0)
1569 spu_config.idiablofix = 0;
1570 else if (strcmp(var.value, "enabled") == 0)
1571 spu_config.idiablofix = 1;
1572 }
1573
b3480be8 1574 var.value = "NULL";
1575 var.key = "pcsx_rearmed_inuyasha_fix";
1576
1577 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1578 {
1579 if (strcmp(var.value, "disabled") == 0)
1580 Config.VSyncWA = 0;
1581 else if (strcmp(var.value, "enabled") == 0)
1582 Config.VSyncWA = 1;
1583 }
1584
b12cce74 1585 var.value = NULL;
1586 var.key = "pcsx_rearmed_noxadecoding";
1587 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1588 {
1589 if (strcmp(var.value, "disabled") == 0)
1590 Config.Xa = 1;
1591 else
1592 Config.Xa = 0;
1593 }
1594
1595 var.value = NULL;
1596 var.key = "pcsx_rearmed_nocdaudio";
1597 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1598 {
1599 if (strcmp(var.value, "disabled") == 0)
1600 Config.Cdda = 1;
1601 else
1602 Config.Cdda = 0;
1603 }
1604
decba348 1605#ifndef DRC_DISABLE
1606 var.value = NULL;
1607 var.key = "pcsx_rearmed_nosmccheck";
1608 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1609 {
1610 if (strcmp(var.value, "enabled") == 0)
1611 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
1612 else
1613 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
1614 }
1615
1616 var.value = NULL;
1617 var.key = "pcsx_rearmed_gteregsunneeded";
1618 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1619 {
1620 if (strcmp(var.value, "enabled") == 0)
1621 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
1622 else
1623 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
1624 }
1625
1626 var.value = NULL;
1627 var.key = "pcsx_rearmed_nogteflags";
1628 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1629 {
1630 if (strcmp(var.value, "enabled") == 0)
1631 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
1632 else
1633 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
1634 }
1635#endif
1636
2d17de26 1637#ifdef GPU_PEOPS
c8108d88 1638 var.value = "NULL";
1639 var.key = "pcsx_rearmed_gpu_peops_fix_0";
1640
1641 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1642 {
1643 if (strcmp(var.value, "enabled") == 0)
1644 gpu_peops_fix |= (1 << 0);
1645 }
1646
1647 var.value = "NULL";
1648 var.key = "pcsx_rearmed_gpu_peops_fix_1";
1649
1650 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1651 {
1652 if (strcmp(var.value, "enabled") == 0)
1653 gpu_peops_fix |= (1 << 1);
1654 }
1655
1656 var.value = "NULL";
1657 var.key = "pcsx_rearmed_gpu_peops_fix_2";
1658
1659 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1660 {
1661 if (strcmp(var.value, "enabled") == 0)
1662 gpu_peops_fix |= (1 << 2);
1663 }
1664
1665 var.value = "NULL";
1666 var.key = "pcsx_rearmed_gpu_peops_fix_3";
1667
1668 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1669 {
1670 if (strcmp(var.value, "enabled") == 0)
1671 gpu_peops_fix |= (1 << 3);
1672 }
1673
1674 var.value = "NULL";
1675 var.key = "pcsx_rearmed_gpu_peops_fix_6";
1676
1677 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1678 {
1679 if (strcmp(var.value, "enabled") == 0)
1680 gpu_peops_fix |= (1 << 6);
1681 }
1682
1683 var.value = "NULL";
1684 var.key = "pcsx_rearmed_gpu_peops_fix_7";
1685
1686 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1687 {
1688 if (strcmp(var.value, "enabled") == 0)
1689 gpu_peops_fix |= (1 << 7);
1690 }
1691
1692 var.value = "NULL";
1693 var.key = "pcsx_rearmed_gpu_peops_fix_8";
1694
1695 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1696 {
1697 if (strcmp(var.value, "enabled") == 0)
1698 gpu_peops_fix |= (1 << 8);
1699 }
1700
1701 var.value = "NULL";
1702 var.key = "pcsx_rearmed_gpu_peops_fix_9";
1703
1704 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1705 {
1706 if (strcmp(var.value, "enabled") == 0)
1707 gpu_peops_fix |= (1 << 9);
1708 }
1709
1710 var.value = "NULL";
1711 var.key = "pcsx_rearmed_gpu_peops_fix_10";
1712
1713 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1714 {
1715 if (strcmp(var.value, "enabled") == 0)
1716 gpu_peops_fix |= (1 << 10);
1717 }
1718
1719 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
1720 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
1721
1722
1723 /* Show/hide core options */
1724
1725 var.key = "pcsx_rearmed_show_gpu_peops_settings";
1726 var.value = NULL;
1727
1728 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1729 {
1730 int show_advanced_gpu_peops_settings_prev = show_advanced_gpu_peops_settings;
1731
1732 show_advanced_gpu_peops_settings = 1;
1733 if (strcmp(var.value, "disabled") == 0)
1734 show_advanced_gpu_peops_settings = 0;
1735
1736 if (show_advanced_gpu_peops_settings != show_advanced_gpu_peops_settings_prev)
1737 {
1738 unsigned i;
1739 struct retro_core_option_display option_display;
1740 char gpu_peops_option[9][32] = {
1741 "pcsx_rearmed_gpu_peops_fix_0",
1742 "pcsx_rearmed_gpu_peops_fix_1",
1743 "pcsx_rearmed_gpu_peops_fix_2",
1744 "pcsx_rearmed_gpu_peops_fix_3",
1745 "pcsx_rearmed_gpu_peops_fix_6",
1746 "pcsx_rearmed_gpu_peops_fix_7",
1747 "pcsx_rearmed_gpu_peops_fix_8",
1748 "pcsx_rearmed_gpu_peops_fix_9",
1749 "pcsx_rearmed_gpu_peops_fix_10",
1750 };
1751
1752 option_display.visible = show_advanced_gpu_peops_settings;
1753
1754 for (i = 0; i < 9; i++)
1755 {
1756 option_display.key = gpu_peops_option[i];
1757 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
1758 }
1759 }
1760 }
1761#endif
1762
030d1121 1763#ifdef GPU_UNAI
1764 var.key = "pcsx_rearmed_gpu_unai_ilace_force";
1765 var.value = NULL;
1766
1767 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1768 {
1769 if (strcmp(var.value, "disabled") == 0)
1770 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
1771 else if (strcmp(var.value, "enabled") == 0)
1772 pl_rearmed_cbs.gpu_unai.ilace_force = 1;
1773 }
1774
1775 var.key = "pcsx_rearmed_gpu_unai_pixel_skip";
1776 var.value = NULL;
1777
1778 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1779 {
1780 if (strcmp(var.value, "disabled") == 0)
1781 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
1782 else if (strcmp(var.value, "enabled") == 0)
1783 pl_rearmed_cbs.gpu_unai.pixel_skip = 1;
1784 }
1785
1786 var.key = "pcsx_rearmed_gpu_unai_lighting";
1787 var.value = NULL;
1788
1789 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1790 {
1791 if (strcmp(var.value, "disabled") == 0)
1792 pl_rearmed_cbs.gpu_unai.lighting = 0;
1793 else if (strcmp(var.value, "enabled") == 0)
1794 pl_rearmed_cbs.gpu_unai.lighting = 1;
1795 }
1796
1797 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
1798 var.value = NULL;
1799
1800 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1801 {
1802 if (strcmp(var.value, "disabled") == 0)
1803 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
1804 else if (strcmp(var.value, "enabled") == 0)
1805 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
1806 }
1807
1808 var.key = "pcsx_rearmed_gpu_unai_blending";
1809 var.value = NULL;
1810
1811 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1812 {
1813 if (strcmp(var.value, "disabled") == 0)
1814 pl_rearmed_cbs.gpu_unai.blending = 0;
1815 else if (strcmp(var.value, "enabled") == 0)
1816 pl_rearmed_cbs.gpu_unai.blending = 1;
1817 }
1818
1819 var.key = "pcsx_rearmed_show_gpu_unai_settings";
1820 var.value = NULL;
1821
1822 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1823 {
1824 int show_advanced_gpu_unai_settings_prev = show_advanced_gpu_unai_settings;
1825
1826 show_advanced_gpu_unai_settings = 1;
1827 if (strcmp(var.value, "disabled") == 0)
1828 show_advanced_gpu_unai_settings = 0;
1829
1830 if (show_advanced_gpu_unai_settings != show_advanced_gpu_unai_settings_prev)
1831 {
1832 unsigned i;
1833 struct retro_core_option_display option_display;
1834 char gpu_unai_option[5][40] = {
1835 "pcsx_rearmed_gpu_unai_blending",
1836 "pcsx_rearmed_gpu_unai_lighting",
1837 "pcsx_rearmed_gpu_unai_fast_lighting",
1838 "pcsx_rearmed_gpu_unai_ilace_force",
1839 "pcsx_rearmed_gpu_unai_pixel_skip",
1840 };
1841
1842 option_display.visible = show_advanced_gpu_unai_settings;
1843
1844 for (i = 0; i < 5; i++)
1845 {
1846 option_display.key = gpu_unai_option[i];
1847 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
1848 }
1849 }
1850 }
1851#endif // GPU_UNAI
1852
32ab9e53
TJ		 1853 if (in_flight) {
1854 // inform core things about possible config changes
1855 plugin_call_rearmed_cbs();
805fe9bc 1856
32ab9e53
TJ		 1857 if (GPU_open != NULL && GPU_close != NULL) {
1858 GPU_close();
1859 GPU_open(&gpuDisp, "PCSX", NULL);
1860 }
805fe9bc 1861
32ab9e53
TJ		 1862 dfinput_activate();
1863 }
27cf7d31 1864 else
1865 {
b580cc4f 1866 //not yet running
5bf56268 1867
b580cc4f 1868 //bootlogo display hack
1869 if (found_bios) {
1870 var.value = "NULL";
1871 var.key = "pcsx_rearmed_show_bios_bootlogo";
1872 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1873 {
27cf7d31 1874 Config.SlowBoot = 0;
1875 rebootemu = 0;
0a6520c3 1876 if (strcmp(var.value, "enabled") == 0)
27cf7d31 1877 {
f422f444 1878 Config.SlowBoot = 1;
27cf7d31 1879 rebootemu = 1;
1880 }
b580cc4f 1881 }
1882 }
f8983cce 1883#ifndef DRC_DISABLE
1884 var.value = "NULL";
1885 var.key = "pcsx_rearmed_psxclock";
1886 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1887 {
1888 int psxclock = atoi(var.value);
1889 cycle_multiplier = 10000 / psxclock;
1890 }
1891#endif
b580cc4f 1892 }
e268a47e 1893}
1894
8741f7a2 1895// Taken from beetle-psx-libretro
6fbd15c8 1896static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
8741f7a2 1897{
8741f7a2 1898 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
1899 // feature (or pre-date it) so we need to handle this in a graceful way.
1900
1901 // First, try and get an analog value using the new libretro API constant
6fbd15c8 1902 uint16_t button = input_state_cb(player_index,
8741f7a2 1903 RETRO_DEVICE_ANALOG,
1904 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
1905 id);
1906 button = MIN(button / 128, 255);
1907
1908 if (button == 0)
1909 {
1910 // If we got exactly zero, we're either not pressing the button, or the front-end
1911 // is not reporting analog values. We need to do a second check using the classic
1912 // digital API method, to at least get some response - better than nothing.
1913
1914 // NOTE: If we're really just not holding the button, we're still going to get zero.
1915
6fbd15c8 1916 button = (ret & (1 << id)) ? 255 : 0;
8741f7a2 1917 }
1918
1919 return button;
1920}
1921
ace14ab3 1922void retro_run(void)
38c2028e 1923{
f422f444 1924 int i;
1925 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
1926 if (rebootemu != 0) {
1927 rebootemu = 0;
1928 SysReset();
1929 if (!Config.HLE && !Config.SlowBoot) {
1930 // skip BIOS logos
1931 psxRegs.pc = psxRegs.GPR.n.ra;
f422f444 1932 }
f8983cce 1933 }
38c2028e 1934
2df7fcac
BP		 1935 if (display_internal_fps) {
1936 frame_count++;
1937
1938 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0) {
1939 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
1940 char str[64];
1941 const char *strc = (const char*)str;
1942 struct retro_message msg =
1943 {
1944 strc,
1945 180
1946 };
1947
1948 str[0] = '\0';
1949
1950 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
1951
1952 pl_rearmed_cbs.flip_cnt = 0;
1953
1954 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1955 }
2df7fcac 1956 }
6fbd15c8 1957 else
1958 frame_count = 0;
2df7fcac 1959
38c2028e 1960 input_poll_cb();
e268a47e 1961
805fe9bc 1962 bool updated = false;
1963 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1964 update_variables(true);
e268a47e 1965
3b1a5e21 1966 // reset all keystate, query libretro for keystate
61c4962a 1967 int j;
e1442c48 1968 int lsx;
064f8235 1969 int rsy;
e1442c48 1970 float negcon_twist_amplitude;
064f8235 1971 int negcon_i_rs;
1972 int negcon_ii_rs;
6fbd15c8 1973 for(i = 0; i < PORTS_NUMBER; i++)
1974 {
1975 int16_t ret = 0;
61c4962a 1976 in_keystate[i] = 0;
3c0fb554
AP		 1977
1978 if (in_type[i] == PSE_PAD_TYPE_NONE)
1979 continue;
c8108d88 1980
6fbd15c8 1981 if (libretro_supports_bitmasks)
1982 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
1983 else
1984 {
a3c2efcd
T		 1985 unsigned j;
1986 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3+1); j++)
6fbd15c8 1987 {
a3c2efcd
T		 1988 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
1989 ret |= (1 << j);
6fbd15c8 1990 }
1991 }
3c0fb554 1992
8741f7a2 1993 if (in_type[i] == PSE_PAD_TYPE_NEGCON)
56abf614 1994 {
8741f7a2 1995 // Query digital inputs
1996 //
1997 // > Pad-Up
9b6b4a24 1998 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
8741f7a2 1999 in_keystate[i] |= (1 << DKEY_UP);
8741f7a2 2000 // > Pad-Right
6fbd15c8 2001 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
8741f7a2 2002 in_keystate[i] |= (1 << DKEY_RIGHT);
8741f7a2 2003 // > Pad-Down
6fbd15c8 2004 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
8741f7a2 2005 in_keystate[i] |= (1 << DKEY_DOWN);
8741f7a2 2006 // > Pad-Left
6fbd15c8 2007 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
8741f7a2 2008 in_keystate[i] |= (1 << DKEY_LEFT);
8741f7a2 2009 // > Start
6fbd15c8 2010 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
8741f7a2 2011 in_keystate[i] |= (1 << DKEY_START);
8741f7a2 2012 // > neGcon A
6fbd15c8 2013 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
8741f7a2 2014 in_keystate[i] |= (1 << DKEY_CIRCLE);
8741f7a2 2015 // > neGcon B
6fbd15c8 2016 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
8741f7a2 2017 in_keystate[i] |= (1 << DKEY_TRIANGLE);
8741f7a2 2018 // > neGcon R shoulder (digital)
6fbd15c8 2019 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
8741f7a2 2020 in_keystate[i] |= (1 << DKEY_R1);
8741f7a2 2021 // Query analog inputs
2022 //
2023 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2024 // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
2025 // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
2026 // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
2027 // >> pad->rightJoyY == in_analog_right[i][1] == NeGcon I
2028 // So we just have to map in_analog_left/right to more
2029 // appropriate inputs...
2030 //
2031 // > NeGcon twist
e1442c48 2032 // >> Get raw analog stick value and account for deadzone
2033 lsx = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
6fbd15c8 2034 if (lsx > negcon_deadzone)
e1442c48 2035 lsx = lsx - negcon_deadzone;
6fbd15c8 2036 else if (lsx < -negcon_deadzone)
e1442c48 2037 lsx = lsx + negcon_deadzone;
6fbd15c8 2038 else
e1442c48 2039 lsx = 0;
e1442c48 2040 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2041 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
6fbd15c8 2042 if (negcon_linearity == 2)
2043 {
2044 if (negcon_twist_amplitude < 0.0)
e1442c48 2045 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
6fbd15c8 2046 else
e1442c48 2047 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
e1442c48 2048 }
6fbd15c8 2049 else if (negcon_linearity == 3)
2050 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
e1442c48 2051 // >> Convert to final 'in_analog' integer value [0,255]
2052 in_analog_right[i][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
064f8235 2053 // > NeGcon I + II
2054 // >> Handle right analog stick vertical axis mapping...
2055 // - Up (-Y) == accelerate == neGcon I
2056 // - Down (+Y) == brake == neGcon II
2057 negcon_i_rs = 0;
2058 negcon_ii_rs = 0;
2059 rsy = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2060 if (rsy >= 0){
2061 // Account for deadzone
2062 // (Note: have never encountered a gamepad with significant differences
2063 // in deadzone between left/right analog sticks, so use the regular 'twist'
2064 // deadzone here)
6fbd15c8 2065 if (rsy > negcon_deadzone)
064f8235 2066 rsy = rsy - negcon_deadzone;
6fbd15c8 2067 else
064f8235 2068 rsy = 0;
064f8235 2069 // Convert to 'in_analog' integer value [0,255]
2070 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2071 } else {
6fbd15c8 2072 if (rsy < -negcon_deadzone)
064f8235 2073 rsy = -1 * (rsy + negcon_deadzone);
6fbd15c8 2074 else
064f8235 2075 rsy = 0;
064f8235 2076 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2077 }
2078 // >> NeGcon I
8741f7a2 2079 in_analog_right[i][1] = MAX(
064f8235 2080 MAX(
6fbd15c8 2081 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
2082 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
064f8235 2083 ),
2084 negcon_i_rs
8741f7a2 2085 );
064f8235 2086 // >> NeGcon II
8741f7a2 2087 in_analog_left[i][0] = MAX(
064f8235 2088 MAX(
6fbd15c8 2089 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
2090 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
064f8235 2091 ),
2092 negcon_ii_rs
8741f7a2 2093 );
2094 // > NeGcon L
6fbd15c8 2095 in_analog_left[i][1] = get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
8741f7a2 2096 }
2097 else
2098 {
2099 // Query digital inputs
6fbd15c8 2100 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2101 if (ret & (1 << j))
8741f7a2 2102 in_keystate[i] |= retro_psx_map[j];
6fbd15c8 2103
8741f7a2 2104 // Query analog inputs
de95fedd 2105 if (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
8741f7a2 2106 {
2107 in_analog_left[i][0] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
2108 in_analog_left[i][1] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
2109 in_analog_right[i][0] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
2110 in_analog_right[i][1] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
2111 }
56abf614 2112 }
61c4962a 2113 }
e8d96071 2114
38c2028e 2115 stop = 0;
2116 psxCpu->Execute();
2117
65a0505f 2118 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
1a6164a1 2119 vout_width, vout_height, vout_width * 2);
70d56ca3 2120 vout_fb_dirty = 0;
49c61096
G		 2121
2122 set_vout_fb();
38c2028e 2123}
2124
74ebc05b 2125static bool try_use_bios(const char *path)
2126{
2127 FILE *f;
2128 long size;
2129 const char *name;
2130
2131 f = fopen(path, "rb");
2132 if (f == NULL)
2133 return false;
2134
2135 fseek(f, 0, SEEK_END);
2136 size = ftell(f);
2137 fclose(f);
2138
2139 if (size != 512 * 1024)
2140 return false;
2141
2142 name = strrchr(path, SLASH);
2143 if (name++ == NULL)
2144 name = path;
2145 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
2146 return true;
2147}
2148
c4052f4d 2149#ifndef VITA
74ebc05b 2150#include <sys/types.h>
2151#include <dirent.h>
2152
2153static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
2154{
2155 DIR *dir;
2156 struct dirent *ent;
2157 bool ret = false;
2158
2159 dir = opendir(dirpath);
2160 if (dir == NULL)
2161 return false;
2162
2163 while ((ent = readdir(dir))) {
2164 if (strncasecmp(ent->d_name, "scph", 4) != 0)
2165 continue;
2166
1477f557 2167 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
74ebc05b 2168 ret = try_use_bios(path);
2169 if (ret)
2170 break;
2171 }
2172 closedir(dir);
2173 return ret;
2174}
2175#else
2176#define find_any_bios(...) false
2177#endif
2178
11813b9d 2179static void check_system_specs(void)
2180{
2181 unsigned level = 6;
2182 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2183}
2184
d382721e
MOB		 2185static int init_memcards(void)
2186{
2187 int ret = 0;
2188 const char *dir;
2189 struct retro_variable var = { .key="pcsx_rearmed_memcard2", .value=NULL };
2190 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2191
5bf56268 2192 // Memcard2 will be handled and is re-enabled if needed using core
2193 // operations.
2194 // Memcard1 is handled by libretro, doing this will set core to
2195 // skip file io operations for memcard1 like SaveMcd
2196 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2197 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
d382721e
MOB		 2198 init_memcard(Mcd1Data);
2199 // Memcard 2 is managed by the emulator on the filesystem,
2200 // There is no need to initialize Mcd2Data like Mcd1Data.
2201
2202 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2203 SysPrintf("Memcard 2: %s\n", var.value);
2204 if (memcmp(var.value, "enabled", 7) == 0) {
2205 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir) {
2206 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2)) {
2207 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2208 ret = -1;
2209 } else {
2210 McdDisable[1] = 0;
2211 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2212 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2213 }
2214 } else {
2215 SysPrintf("Could not get save directory! Could not create memcard 2.");
2216 ret = -1;
2217 }
2218 }
2219 }
2220 return ret;
2221}
2222
9e7bdf29 2223static void loadPSXBios(void)
38c2028e 2224{
9e7bdf29 2225 const char *dir;
2226 char path[256];
2227 unsigned useHLE = 0;
2228
1477f557 2229 const char *bios[] = {
43702642 2230 "SCPH101", "scph101",
2231 "SCPH5501", "scph5501",
2232 "SCPH7001", "scph7001",
2233 "SCPH1001", "scph1001"
1477f557 2234 };
9e7bdf29 2235
2236 struct retro_variable var = {
2237 .key = "pcsx_rearmed_bios",
2238 .value = NULL
2239 };
2240
2241 found_bios = 0;
2242
2243 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2244 if (!strcmp(var.value, "HLE"))
2245 useHLE = 1;
2246 }
2247
2248 if (!useHLE)
2249 {
2250 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2251 {
2252 unsigned i;
2253 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2254
2255 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
2256 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2257 found_bios = try_use_bios(path);
2258 if (found_bios)
2259 break;
2260 }
2261
2262 if (!found_bios)
2263 found_bios = find_any_bios(dir, path, sizeof(path));
2264 }
2265 if (found_bios) {
2266 SysPrintf("found BIOS file: %s\n", Config.Bios);
2267 }
2268 }
2269
2270 if (useHLE || !found_bios)
2271 {
2272 SysPrintf("no BIOS files found.\n");
2273 struct retro_message msg =
2274 {
2275 "No PlayStation BIOS file found - add for better compatibility",
2276 180
2277 };
2278 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
2279 }
2280}
2281
2282void retro_init(void)
2283{
2284 struct retro_rumble_interface rumble;
2285 int ret;
38c2028e 2286
d148d265 2287#ifdef __MACH__
2288 // magic sauce to make the dynarec work on iOS
2289 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2290#endif
2291
fc99395c 2292#ifdef _3DS
fc99395c 2293 psxMapHook = pl_3ds_mmap;
2294 psxUnmapHook = pl_3ds_munmap;
1a5fd794 2295#endif
2296#ifdef VITA
73081f23
FJGG		 2297 if(init_vita_mmap()<0)
2298 abort();
1a5fd794 2299 psxMapHook = pl_vita_mmap;
2300 psxUnmapHook = pl_vita_munmap;
fc99395c 2301#endif
38c2028e 2302 ret = emu_core_preinit();
5bf56268 2303#ifdef _3DS
e4d84733 2304 /* emu_core_preinit sets the cpu to dynarec */
f72db18e 2305 if(!__ctr_svchax)
e4d84733 2306 Config.Cpu = CPU_INTERPRETER;
2307#endif
d382721e 2308 ret |= init_memcards();
73081f23 2309
38c2028e 2310 ret |= emu_core_init();
2311 if (ret != 0) {
f29fbd53 2312 SysPrintf("PCSX init failed.\n");
38c2028e 2313 exit(1);
2314 }
2315
0b7f536b 2316#ifdef _3DS
2317 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2318#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
a9579f3b 2319 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437
TJ		 2320#else
2321 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2322#endif
5bf56268 2323
9e7bdf29 2324 vout_buf_ptr = vout_buf;
74ebc05b 2325
9e7bdf29 2326 loadPSXBios();
38c2028e 2327
1a6164a1 2328 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
23ea11bd 2329 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
79f29e0a 2330
2331 rumble_cb = NULL;
2332 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2333 rumble_cb = rumble.set_rumble_state;
1a6164a1 2334
5ca2ec64 2335 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2336 * we have to do this because cache misses and some IO penalties
2337 * are not emulated. Warning: changing this may break compatibility. */
5ca2ec64 2338 cycle_multiplier = 175;
ace14ab3 2339#ifdef HAVE_PRE_ARMV7
5ca2ec64 2340 cycle_multiplier = 200;
2341#endif
46b3a2fc 2342 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
c8108d88 2343 pl_rearmed_cbs.gpu_peops.dwActFixes = 1 << 7;
1e0eac23 2344 spu_config.iUseFixedUpdates = 1;
5ca2ec64 2345
6e921e1d 2346 SaveFuncs.open = save_open;
2347 SaveFuncs.read = save_read;
2348 SaveFuncs.write = save_write;
2349 SaveFuncs.seek = save_seek;
2350 SaveFuncs.close = save_close;
e268a47e 2351
6fbd15c8 2352 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
2353 libretro_supports_bitmasks = true;
2354
805fe9bc 2355 update_variables(false);
32ab9e53 2356 check_system_specs();
38c2028e 2357}
2358
2359void retro_deinit(void)
2360{
2361 SysClose();
0b7f536b 2362#ifdef _3DS
2363 linearFree(vout_buf);
2364#else
38c2028e 2365 free(vout_buf);
0b7f536b 2366#endif
38c2028e 2367 vout_buf = NULL;
d8f2e2d8
SL		 2368
2369#ifdef VITA
73081f23 2370 deinit_vita_mmap();
d8f2e2d8 2371#endif
6fbd15c8 2372 libretro_supports_bitmasks = false;
38c2028e 2373}
c4052f4d 2374
2375#ifdef VITA
2376#include <psp2/kernel/threadmgr.h>
2377int usleep (unsigned long us)
2378{
2379 sceKernelDelayThread(us);
2380}
2381#endif
130984f5 2382
2383void SysPrintf(const char *fmt, ...) {
2384 va_list list;
2385 char msg[512];
2386
2387 va_start(list, fmt);
2388 vsprintf(msg, fmt, list);
2389 va_end(list);
2390
2391 if (log_cb)
2392 log_cb(RETRO_LOG_INFO, "%s", msg);
2393}
ARM optimized PCSX fork