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Merge pull request #652 from pcercuei/update-lightrec-20220427
[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
12367ad0 18#ifdef SWITCH
19#include <switch.h>
20#endif
21
38c2028e 22#include "../libpcsxcore/misc.h"
23#include "../libpcsxcore/psxcounters.h"
87e5b45f 24#include "../libpcsxcore/psxmem_map.h"
38c2028e 25#include "../libpcsxcore/new_dynarec/new_dynarec.h"
23ea11bd 26#include "../libpcsxcore/cdrom.h"
27#include "../libpcsxcore/cdriso.h"
6e921e1d 28#include "../libpcsxcore/cheat.h"
f422f444 29#include "../libpcsxcore/r3000a.h"
07c13dfd 30#include "../plugins/dfsound/out.h"
01394a7f 31#include "../plugins/dfsound/spu_config.h"
805fe9bc 32#include "../plugins/dfinput/externals.h"
c82f907a 33#include "cspace.h"
38c2028e 34#include "main.h"
b12cce74 35#include "menu.h"
38c2028e 36#include "plugin.h"
37#include "plugin_lib.h"
ace14ab3 38#include "arm_features.h"
38c2028e 39#include "revision.h"
919cac88 40
41#include <libretro.h>
42#include "libretro_core_options.h"
38c2028e 43
226a5691 44#ifdef USE_LIBRETRO_VFS
45#include <streams/file_stream_transforms.h>
46#endif
47
fc99395c 48#ifdef _3DS
fc99395c 49#include "3ds/3ds_utils.h"
fc99395c 50#endif
51
8136cafb
AP		 52#define PORTS_NUMBER 8
53
a9bb0712 54#ifndef MIN
55#define MIN(a, b) ((a) < (b) ? (a) : (b))
56#endif
57
8741f7a2 58#ifndef MAX
59#define MAX(a, b) ((a) > (b) ? (a) : (b))
60#endif
61
8822aea7 62#define ISHEXDEC ((buf[cursor] >= '0') && (buf[cursor] <= '9')) || ((buf[cursor] >= 'a') && (buf[cursor] <= 'f')) || ((buf[cursor] >= 'A') && (buf[cursor] <= 'F'))
47624ecf 63
2df7fcac
BP		 64#define INTERNAL_FPS_SAMPLE_PERIOD 64
65
726da67c 66//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
76996fc3 67static int rebootemu = 0;
726da67c 68
38c2028e 69static retro_video_refresh_t video_cb;
70static retro_input_poll_t input_poll_cb;
71static retro_input_state_t input_state_cb;
72static retro_environment_t environ_cb;
73static retro_audio_sample_batch_t audio_batch_cb;
79f29e0a 74static retro_set_rumble_state_t rumble_cb;
b2aef321 75static struct retro_log_callback logging;
76static retro_log_printf_t log_cb;
38c2028e 77
8a60e610 78static unsigned msg_interface_version = 0;
79
38c2028e 80static void *vout_buf;
8822aea7 81static void *vout_buf_ptr;
70d56ca3 82static int vout_width, vout_height;
83static int vout_doffs_old, vout_fb_dirty;
1a6164a1 84static bool vout_can_dupe;
0e5a7b7d 85static bool duping_enable;
b580cc4f 86static bool found_bios;
2df7fcac
BP		 87static bool display_internal_fps = false;
88static unsigned frame_count = 0;
6fbd15c8 89static bool libretro_supports_bitmasks = false;
b41cca85 90#ifdef GPU_PEOPS
c8108d88 91static int show_advanced_gpu_peops_settings = -1;
b41cca85 92#endif
93#ifdef GPU_UNAI
8822aea7 94static int show_advanced_gpu_unai_settings = -1;
b41cca85 95#endif
ce239f4a 96static int show_other_input_settings = -1;
399a33fe 97static float mouse_sensitivity = 1.0f;
70d56ca3 98
44c38f79 99typedef enum
100{
101 FRAMESKIP_NONE = 0,
102 FRAMESKIP_AUTO,
103 FRAMESKIP_AUTO_THRESHOLD,
104 FRAMESKIP_FIXED_INTERVAL
105} frameskip_type_t;
106
107static unsigned frameskip_type = FRAMESKIP_NONE;
108static unsigned frameskip_threshold = 0;
109static unsigned frameskip_interval = 0;
110static unsigned frameskip_counter = 0;
5eaa13f1 111
44c38f79 112static int retro_audio_buff_active = false;
113static unsigned retro_audio_buff_occupancy = 0;
114static int retro_audio_buff_underrun = false;
5eaa13f1 115
44c38f79 116static unsigned retro_audio_latency = 0;
117static int update_audio_latency = false;
5eaa13f1 118
4ce3bd43
VP		 119static unsigned previous_width = 0;
120static unsigned previous_height = 0;
121
38c2028e 122static int plugins_opened;
17f84149 123static int is_pal_mode;
38c2028e 124
f9f60dae
TK		 125/* memory card data */
126extern char Mcd1Data[MCD_SIZE];
76e889bc 127extern char Mcd2Data[MCD_SIZE];
f9f60dae 128extern char McdDisable[2];
38c2028e 129
130/* PCSX ReARMed core calls and stuff */
8822aea7 131int in_type[8] = {
cada0a36 132 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
133 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
134 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
135 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE
136};
8822aea7 137int in_analog_left[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
138int in_analog_right[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
3c0fb554 139unsigned short in_keystate[PORTS_NUMBER];
7dea987c 140int in_mouse[8][2];
29f3675b 141int multitap1 = 0;
142int multitap2 = 0;
4e477065 143int in_enable_vibration = 1;
38c2028e 144
e1442c48 145// NegCon adjustment parameters
146// > The NegCon 'twist' action is somewhat awkward when mapped
147// to a standard analog stick -> user should be able to tweak
148// response/deadzone for comfort
149// > When response is linear, 'additional' deadzone (set here)
150// may be left at zero, since this is normally handled via in-game
151// options menus
152// > When response is non-linear, deadzone should be set to match the
153// controller being used (otherwise precision may be lost)
154// > negcon_linearity:
155// - 1: Response is linear - recommended when using racing wheel
156// peripherals, not recommended for standard gamepads
157// - 2: Response is quadratic - optimal setting for gamepads
158// - 3: Response is cubic - enables precise fine control, but
159// difficult to use...
160#define NEGCON_RANGE 0x7FFF
161static int negcon_deadzone = 0;
162static int negcon_linearity = 1;
163
ace1989f
SK		 164static bool axis_bounds_modifier;
165
805fe9bc 166/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
8822aea7 167#define VOUT_MAX_WIDTH 1024
805fe9bc 168#define VOUT_MAX_HEIGHT 512
169
646a63e4 170//Dummy functions
8822aea7 171bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) { return false; }
172void retro_unload_game(void) {}
173static int vout_open(void) { return 0; }
174static void vout_close(void) {}
175static int snd_init(void) { return 0; }
176static void snd_finish(void) {}
177static int snd_busy(void) { return 0; }
646a63e4 178
6713b629 179#define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
180#define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
181#define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
182#define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
183#define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
184#define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
185#define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
186#define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
187#define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
188
7df396ea
TK		 189static void init_memcard(char *mcd_data)
190{
cada0a36 191 unsigned off = 0;
192 unsigned i;
193
194 memset(mcd_data, 0, MCD_SIZE);
195
196 mcd_data[off++] = 'M';
197 mcd_data[off++] = 'C';
198 off += 0x7d;
199 mcd_data[off++] = 0x0e;
200
8822aea7 201 for (i = 0; i < 15; i++)
202 {
cada0a36 203 mcd_data[off++] = 0xa0;
204 off += 0x07;
205 mcd_data[off++] = 0xff;
206 mcd_data[off++] = 0xff;
207 off += 0x75;
208 mcd_data[off++] = 0xa0;
209 }
210
8822aea7 211 for (i = 0; i < 20; i++)
212 {
cada0a36 213 mcd_data[off++] = 0xff;
214 mcd_data[off++] = 0xff;
215 mcd_data[off++] = 0xff;
216 mcd_data[off++] = 0xff;
217 off += 0x04;
218 mcd_data[off++] = 0xff;
219 mcd_data[off++] = 0xff;
220 off += 0x76;
221 }
7df396ea
TK		 222}
223
49c61096 224static void set_vout_fb()
38c2028e 225{
8822aea7 226 struct retro_framebuffer fb = { 0 };
6558949c 227
8822aea7 228 fb.width = vout_width;
229 fb.height = vout_height;
230 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
6558949c 231
cada0a36 232 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
8822aea7 233 vout_buf_ptr = (uint16_t *)fb.data;
cada0a36 234 else
235 vout_buf_ptr = vout_buf;
49c61096 236}
6558949c 237
49c61096
G		 238static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
239{
cada0a36 240 vout_width = w;
241 vout_height = h;
49c61096 242
cada0a36 243 if (previous_width != vout_width || previous_height != vout_height)
244 {
245 previous_width = vout_width;
246 previous_height = vout_height;
4ce3bd43 247
cada0a36 248 struct retro_system_av_info info;
249 retro_get_system_av_info(&info);
250 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
251 }
d3c41e5e 252
cada0a36 253 set_vout_fb();
38c2028e 254}
255
cc4f9b70 256#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 257static void convert(void *buf, size_t bytes)
38c2028e 258{
cada0a36 259 unsigned int i, v, *p = buf;
38c2028e 260
8822aea7 261 for (i = 0; i < bytes / 4; i++)
262 {
cada0a36 263 v = p[i];
264 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
265 }
38c2028e 266}
46aa5b98 267#endif
38c2028e 268
fa56d360 269static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
38c2028e 270{
cada0a36 271 unsigned short *dest = vout_buf_ptr;
272 const unsigned short *src = vram;
273 int dstride = vout_width, h1 = h;
274 int doffs;
275
8822aea7 276 if (vram == NULL)
277 {
cada0a36 278 // blanking
279 memset(vout_buf_ptr, 0, dstride * h * 2);
280 goto out;
281 }
282
283 doffs = (vout_height - h) * dstride;
284 doffs += (dstride - w) / 2 & ~1;
8822aea7 285 if (doffs != vout_doffs_old)
286 {
cada0a36 287 // clear borders
288 memset(vout_buf_ptr, 0, dstride * h * 2);
289 vout_doffs_old = doffs;
290 }
291 dest += doffs;
292
293 if (bgr24)
294 {
295 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
296 for (; h1-- > 0; dest += dstride, src += stride)
297 {
298 bgr888_to_rgb565(dest, src, w * 3);
299 }
300 }
301 else
302 {
303 for (; h1-- > 0; dest += dstride, src += stride)
304 {
305 bgr555_to_rgb565(dest, src, w * 2);
306 }
307 }
38c2028e 308
fa56d360 309out:
46aa5b98 310#ifndef FRONTEND_SUPPORTS_RGB565
cada0a36 311 convert(vout_buf_ptr, vout_width * vout_height * 2);
46aa5b98 312#endif
cada0a36 313 vout_fb_dirty = 1;
314 pl_rearmed_cbs.flip_cnt++;
38c2028e 315}
316
fc99395c 317#ifdef _3DS
318typedef struct
319{
8822aea7 320 void *buffer;
fc99395c 321 uint32_t target_map;
322 size_t size;
323 enum psxMapTag tag;
8822aea7 324} psx_map_t;
fc99395c 325
326psx_map_t custom_psx_maps[] = {
8822aea7 327 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
328 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
329 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
330 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
331 { NULL, 0x12000000, 0x200000, MAP_TAG_VRAM }, // 0x00000000
fc99395c 332};
333
8822aea7 334void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
335 enum psxMapTag tag)
fc99395c 336{
337 (void)is_fixed;
338 (void)addr;
339
f72db18e 340 if (__ctr_svchax)
fc99395c 341 {
8822aea7 342 psx_map_t *custom_map = custom_psx_maps;
fc99395c 343
344 for (; custom_map->size; custom_map++)
345 {
346 if ((custom_map->size == size) && (custom_map->tag == tag))
347 {
348 uint32_t ptr_aligned, tmp;
349
350 custom_map->buffer = malloc(size + 0x1000);
351 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
352
8822aea7 353 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
fc99395c 354 {
355 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
356 exit(1);
357 }
358
8822aea7 359 return (void *)custom_map->target_map;
fc99395c 360 }
361 }
362 }
363
364 return malloc(size);
365}
366
367void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
cc56203b 368{
fc99395c 369 (void)tag;
370
f72db18e 371 if (__ctr_svchax)
fc99395c 372 {
8822aea7 373 psx_map_t *custom_map = custom_psx_maps;
fc99395c 374
375 for (; custom_map->size; custom_map++)
376 {
377 if ((custom_map->target_map == (uint32_t)ptr))
378 {
379 uint32_t ptr_aligned, tmp;
380
381 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
382
8822aea7 383 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
fc99395c 384
385 free(custom_map->buffer);
386 custom_map->buffer = NULL;
387 return;
388 }
389 }
390 }
391
392 free(ptr);
393}
394#endif
395
1a5fd794 396#ifdef VITA
397typedef struct
398{
8822aea7 399 void *buffer;
1a5fd794 400 uint32_t target_map;
401 size_t size;
402 enum psxMapTag tag;
8822aea7 403} psx_map_t;
1a5fd794 404
8822aea7 405void *addr = NULL;
73081f23 406
1a5fd794 407psx_map_t custom_psx_maps[] = {
8822aea7 408 { NULL, NULL, 0x210000, MAP_TAG_RAM }, // 0x80000000
409 { NULL, NULL, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
410 { NULL, NULL, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
411 { NULL, NULL, 0x800000, MAP_TAG_LUTS }, // 0x08000000
412 { NULL, NULL, 0x200000, MAP_TAG_VRAM }, // 0x00000000
1a5fd794 413};
414
8822aea7 415int init_vita_mmap()
416{
cada0a36 417 int n;
8822aea7 418 void *tmpaddr;
419 addr = malloc(64 * 1024 * 1024);
420 if (addr == NULL)
cada0a36 421 return -1;
8822aea7 422 tmpaddr = ((u32)(addr + 0xFFFFFF)) & ~0xFFFFFF;
423 custom_psx_maps[0].buffer = tmpaddr + 0x2000000;
424 custom_psx_maps[1].buffer = tmpaddr + 0x1800000;
425 custom_psx_maps[2].buffer = tmpaddr + 0x1c00000;
426 custom_psx_maps[3].buffer = tmpaddr + 0x0000000;
427 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
73081f23 428#if 0
cada0a36 429 for(n = 0; n < 5; n++){
430 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
431 }
73081f23 432#endif
cada0a36 433 return 0;
73081f23
FJGG		 434}
435
8822aea7 436void deinit_vita_mmap()
437{
cada0a36 438 free(addr);
73081f23
FJGG		 439}
440
8822aea7 441void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
442 enum psxMapTag tag)
1a5fd794 443{
444 (void)is_fixed;
445 (void)addr;
446
8822aea7 447 psx_map_t *custom_map = custom_psx_maps;
1a5fd794 448
cada0a36 449 for (; custom_map->size; custom_map++)
450 {
451 if ((custom_map->size == size) && (custom_map->tag == tag))
452 {
453 return custom_map->buffer;
454 }
455 }
1a5fd794 456
457 return malloc(size);
458}
459
460void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
461{
462 (void)tag;
463
8822aea7 464 psx_map_t *custom_map = custom_psx_maps;
1a5fd794 465
cada0a36 466 for (; custom_map->size; custom_map++)
467 {
468 if ((custom_map->buffer == ptr))
469 {
470 return;
471 }
472 }
1a5fd794 473
474 free(ptr);
475}
476#endif
477
fc99395c 478static void *pl_mmap(unsigned int size)
ace14ab3 479{
cada0a36 480 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 481}
482
483static void pl_munmap(void *ptr, unsigned int size)
484{
cada0a36 485 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 486}
487
38c2028e 488struct rearmed_cbs pl_rearmed_cbs = {
8822aea7 489 .pl_vout_open = vout_open,
cada0a36 490 .pl_vout_set_mode = vout_set_mode,
8822aea7 491 .pl_vout_flip = vout_flip,
492 .pl_vout_close = vout_close,
493 .mmap = pl_mmap,
494 .munmap = pl_munmap,
cada0a36 495 /* from psxcounters */
8822aea7 496 .gpu_hcnt = &hSyncCount,
497 .gpu_frame_count = &frame_counter,
38c2028e 498};
499
500void pl_frame_limit(void)
501{
cada0a36 502 /* called once per frame, make psxCpu->Execute() above return */
503 stop = 1;
38c2028e 504}
505
506void pl_timing_prepare(int is_pal)
507{
cada0a36 508 is_pal_mode = is_pal;
38c2028e 509}
510
d71c7095 511void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 512{
cada0a36 513 if (!rumble_cb)
514 return;
79f29e0a 515
cada0a36 516 if (in_enable_vibration)
517 {
518 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
519 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
520 }
38c2028e 521}
522
e4c83ca6 523void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
38c2028e 524{
525}
526
527/* sound calls */
07c13dfd 528static void snd_feed(void *buf, int bytes)
38c2028e 529{
cada0a36 530 if (audio_batch_cb != NULL)
531 audio_batch_cb(buf, bytes / 4);
38c2028e 532}
533
07c13dfd 534void out_register_libretro(struct out_driver *drv)
535{
8822aea7 536 drv->name = "libretro";
537 drv->init = snd_init;
cada0a36 538 drv->finish = snd_finish;
8822aea7 539 drv->busy = snd_busy;
540 drv->feed = snd_feed;
07c13dfd 541}
542
31131233 543#define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
544#define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
545#define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
546#define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
547#define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
548#define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
549
550static char *get_pse_pad_label[] = {
551 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
552};
553
554static const struct retro_controller_description pads[7] =
555{
556 { "standard", RETRO_DEVICE_JOYPAD },
557 { "analog", RETRO_DEVICE_PSE_ANALOG },
558 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
559 { "negcon", RETRO_DEVICE_PSE_NEGCON },
560 { "guncon", RETRO_DEVICE_PSE_GUNCON },
561 { "mouse", RETRO_DEVICE_PSE_MOUSE },
562 { NULL, 0 },
563};
564
565static const struct retro_controller_info ports[9] =
566{
567 { pads, 7 },
568 { pads, 7 },
569 { pads, 7 },
570 { pads, 7 },
571 { pads, 7 },
572 { pads, 7 },
573 { pads, 7 },
574 { pads, 7 },
575 { NULL, 0 },
576};
577
38c2028e 578/* libretro */
e268a47e 579void retro_set_environment(retro_environment_t cb)
580{
226a5691 581#ifdef USE_LIBRETRO_VFS
582 struct retro_vfs_interface_info vfs_iface_info;
583#endif
584
e268a47e 585 environ_cb = cb;
586
919cac88 587 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
588 log_cb = logging.log;
589
31131233 590 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
919cac88 591 libretro_set_core_options(environ_cb);
226a5691 592
593#ifdef USE_LIBRETRO_VFS
594 vfs_iface_info.required_interface_version = 1;
595 vfs_iface_info.iface = NULL;
596 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
597 filestream_vfs_init(&vfs_iface_info);
598#endif
e268a47e 599}
600
38c2028e 601void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
602void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
603void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
604void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
605void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
606
607unsigned retro_api_version(void)
608{
cada0a36 609 return RETRO_API_VERSION;
38c2028e 610}
611
31131233 612static void update_multitap(void)
30d43b8a 613{
6cb1dcb1 614 struct retro_variable var = { 0 };
615
616 multitap1 = 0;
617 multitap2 = 0;
cada0a36 618
619 var.value = NULL;
f6575013 620 var.key = "pcsx_rearmed_multitap";
cada0a36 621 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
622 {
6cb1dcb1 623 if (strcmp(var.value, "port 1") == 0)
cada0a36 624 multitap1 = 1;
6cb1dcb1 625 else if (strcmp(var.value, "port 2") == 0)
cada0a36 626 multitap2 = 1;
6cb1dcb1 627 else if (strcmp(var.value, "ports 1 and 2") == 0)
f6575013 628 {
629 multitap1 = 1;
630 multitap2 = 1;
631 }
cada0a36 632 }
30d43b8a
AP		 633}
634
38c2028e 635void retro_set_controller_port_device(unsigned port, unsigned device)
636{
cada0a36 637 if (port >= PORTS_NUMBER)
638 return;
8c047f6f 639
31131233 640 switch (device)
641 {
642 case RETRO_DEVICE_JOYPAD:
643 case RETRO_DEVICE_PSE_STANDARD:
644 in_type[port] = PSE_PAD_TYPE_STANDARD;
645 break;
646 case RETRO_DEVICE_PSE_ANALOG:
647 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
648 break;
649 case RETRO_DEVICE_PSE_DUALSHOCK:
650 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
651 break;
652 case RETRO_DEVICE_PSE_MOUSE:
653 in_type[port] = PSE_PAD_TYPE_MOUSE;
654 break;
655 case RETRO_DEVICE_PSE_NEGCON:
656 in_type[port] = PSE_PAD_TYPE_NEGCON;
657 break;
658 case RETRO_DEVICE_PSE_GUNCON:
659 in_type[port] = PSE_PAD_TYPE_GUNCON;
660 break;
661 case RETRO_DEVICE_NONE:
662 default:
663 in_type[port] = PSE_PAD_TYPE_NONE;
664 break;
665 }
666
667 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
38c2028e 668}
669
670void retro_get_system_info(struct retro_system_info *info)
671{
8fc5171a
GR		 672#ifndef GIT_VERSION
673#define GIT_VERSION ""
674#endif
cada0a36 675 memset(info, 0, sizeof(*info));
8822aea7 676 info->library_name = "PCSX-ReARMed";
eeb8a52b 677 info->library_version = "r23l" GIT_VERSION;
cada0a36 678 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
8822aea7 679 info->need_fullpath = true;
38c2028e 680}
681
682void retro_get_system_av_info(struct retro_system_av_info *info)
683{
8822aea7 684 unsigned geom_height = vout_height > 0 ? vout_height : 240;
685 unsigned geom_width = vout_width > 0 ? vout_width : 320;
d3c41e5e 686
cada0a36 687 memset(info, 0, sizeof(*info));
8822aea7 688 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
689 info->timing.sample_rate = 44100.0;
690 info->geometry.base_width = geom_width;
691 info->geometry.base_height = geom_height;
692 info->geometry.max_width = VOUT_MAX_WIDTH;
693 info->geometry.max_height = VOUT_MAX_HEIGHT;
694 info->geometry.aspect_ratio = 4.0 / 3.0;
38c2028e 695}
696
6e921e1d 697/* savestates */
ace14ab3 698size_t retro_serialize_size(void)
699{
cada0a36 700 // it's currently 4380651-4397047 bytes,
701 // but have some reserved for future
702 return 0x440000;
6e921e1d 703}
704
8822aea7 705struct save_fp
706{
cada0a36 707 char *buf;
708 size_t pos;
709 int is_write;
6e921e1d 710};
711
712static void *save_open(const char *name, const char *mode)
713{
cada0a36 714 struct save_fp *fp;
6e921e1d 715
cada0a36 716 if (name == NULL || mode == NULL)
717 return NULL;
6e921e1d 718
cada0a36 719 fp = malloc(sizeof(*fp));
720 if (fp == NULL)
721 return NULL;
6e921e1d 722
cada0a36 723 fp->buf = (char *)name;
724 fp->pos = 0;
725 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
6e921e1d 726
cada0a36 727 return fp;
6e921e1d 728}
729
730static int save_read(void *file, void *buf, u32 len)
731{
cada0a36 732 struct save_fp *fp = file;
733 if (fp == NULL || buf == NULL)
734 return -1;
6e921e1d 735
cada0a36 736 memcpy(buf, fp->buf + fp->pos, len);
737 fp->pos += len;
738 return len;
6e921e1d 739}
740
741static int save_write(void *file, const void *buf, u32 len)
742{
cada0a36 743 struct save_fp *fp = file;
744 if (fp == NULL || buf == NULL)
745 return -1;
6e921e1d 746
cada0a36 747 memcpy(fp->buf + fp->pos, buf, len);
748 fp->pos += len;
749 return len;
6e921e1d 750}
751
752static long save_seek(void *file, long offs, int whence)
753{
cada0a36 754 struct save_fp *fp = file;
755 if (fp == NULL)
756 return -1;
757
8822aea7 758 switch (whence)
759 {
cada0a36 760 case SEEK_CUR:
761 fp->pos += offs;
762 return fp->pos;
763 case SEEK_SET:
764 fp->pos = offs;
765 return fp->pos;
766 default:
767 return -1;
768 }
6e921e1d 769}
770
771static void save_close(void *file)
772{
cada0a36 773 struct save_fp *fp = file;
774 size_t r_size = retro_serialize_size();
775 if (fp == NULL)
776 return;
6e921e1d 777
cada0a36 778 if (fp->pos > r_size)
779 SysPrintf("ERROR: save buffer overflow detected\n");
780 else if (fp->is_write && fp->pos < r_size)
781 // make sure we don't save trash in leftover space
782 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
783 free(fp);
38c2028e 784}
785
786bool retro_serialize(void *data, size_t size)
ace14ab3 787{
cada0a36 788 int ret = SaveState(data);
789 return ret == 0 ? true : false;
38c2028e 790}
791
792bool retro_unserialize(const void *data, size_t size)
793{
cada0a36 794 int ret = LoadState(data);
795 return ret == 0 ? true : false;
38c2028e 796}
797
23ea11bd 798/* cheats */
38c2028e 799void retro_cheat_reset(void)
800{
cada0a36 801 ClearAllCheats();
38c2028e 802}
803
804void retro_cheat_set(unsigned index, bool enabled, const char *code)
805{
cada0a36 806 char buf[256];
807 int ret;
808
809 // cheat funcs are destructive, need a copy..
810 strncpy(buf, code, sizeof(buf));
811 buf[sizeof(buf) - 1] = 0;
812
813 //Prepare buffered cheat for PCSX's AddCheat fucntion.
8822aea7 814 int cursor = 0;
815 int nonhexdec = 0;
816 while (buf[cursor])
817 {
818 if (!(ISHEXDEC))
819 {
820 if (++nonhexdec % 2)
821 {
822 buf[cursor] = ' ';
823 }
824 else
825 {
826 buf[cursor] = '\n';
cada0a36 827 }
828 }
829 cursor++;
830 }
6e921e1d 831
cada0a36 832 if (index < NumCheats)
833 ret = EditCheat(index, "", buf);
834 else
835 ret = AddCheat("", buf);
6e921e1d 836
cada0a36 837 if (ret != 0)
838 SysPrintf("Failed to set cheat %#u\n", index);
839 else if (index < NumCheats)
840 Cheats[index].Enabled = enabled;
38c2028e 841}
842
144493e8 843// just in case, maybe a win-rt port in the future?
844#ifdef _WIN32
845#define SLASH '\\'
846#else
847#define SLASH '/'
848#endif
849
850#ifndef PATH_MAX
8822aea7 851#define PATH_MAX 4096
144493e8 852#endif
853
23ea11bd 854/* multidisk support */
144493e8 855static unsigned int disk_initial_index;
856static char disk_initial_path[PATH_MAX];
23ea11bd 857static bool disk_ejected;
858static unsigned int disk_current_index;
51ba7408 859static unsigned int disk_count;
8822aea7 860static struct disks_state
861{
cada0a36 862 char *fname;
863 char *flabel;
864 int internal_index; // for multidisk eboots
23ea11bd 865} disks[8];
866
144493e8 867static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
868{
cada0a36 869 const char *base = NULL;
144493e8 870
cada0a36 871 if (!disk_path || (*disk_path == '\0'))
872 return;
144493e8 873
cada0a36 874 base = strrchr(disk_path, SLASH);
875 if (!base)
876 base = disk_path;
144493e8 877
cada0a36 878 if (*base == SLASH)
879 base++;
144493e8 880
cada0a36 881 strncpy(disk_label, base, len - 1);
882 disk_label[len - 1] = '\0';
144493e8 883
cada0a36 884 char *ext = strrchr(disk_label, '.');
885 if (ext)
886 *ext = '\0';
144493e8 887}
888
889static void disk_init(void)
890{
cada0a36 891 size_t i;
144493e8 892
cada0a36 893 disk_ejected = false;
894 disk_current_index = 0;
895 disk_count = 0;
144493e8 896
8822aea7 897 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
898 {
899 if (disks[i].fname != NULL)
900 {
cada0a36 901 free(disks[i].fname);
902 disks[i].fname = NULL;
903 }
8822aea7 904 if (disks[i].flabel != NULL)
905 {
cada0a36 906 free(disks[i].flabel);
907 disks[i].flabel = NULL;
908 }
909 disks[i].internal_index = 0;
910 }
144493e8 911}
912
23ea11bd 913static bool disk_set_eject_state(bool ejected)
914{
cada0a36 915 // weird PCSX API..
916 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
917 LidInterrupt();
23ea11bd 918
cada0a36 919 disk_ejected = ejected;
920 return true;
23ea11bd 921}
922
923static bool disk_get_eject_state(void)
924{
cada0a36 925 /* can't be controlled by emulated software */
926 return disk_ejected;
23ea11bd 927}
928
929static unsigned int disk_get_image_index(void)
930{
cada0a36 931 return disk_current_index;
23ea11bd 932}
933
934static bool disk_set_image_index(unsigned int index)
935{
cada0a36 936 if (index >= sizeof(disks) / sizeof(disks[0]))
937 return false;
23ea11bd 938
cada0a36 939 CdromId[0] = '\0';
940 CdromLabel[0] = '\0';
23ea11bd 941
8822aea7 942 if (disks[index].fname == NULL)
943 {
cada0a36 944 SysPrintf("missing disk #%u\n", index);
945 CDR_shutdown();
23ea11bd 946
cada0a36 947 // RetroArch specifies "no disk" with index == count,
948 // so don't fail here..
949 disk_current_index = index;
950 return true;
951 }
23ea11bd 952
cada0a36 953 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
8822aea7 954 disks[index].fname, disks[index].internal_index);
23ea11bd 955
cada0a36 956 cdrIsoMultidiskSelect = disks[index].internal_index;
957 set_cd_image(disks[index].fname);
8822aea7 958 if (ReloadCdromPlugin() < 0)
959 {
cada0a36 960 SysPrintf("failed to load cdr plugin\n");
961 return false;
962 }
8822aea7 963 if (CDR_open() < 0)
964 {
cada0a36 965 SysPrintf("failed to open cdr plugin\n");
966 return false;
967 }
23ea11bd 968
8822aea7 969 if (!disk_ejected)
970 {
cada0a36 971 SetCdOpenCaseTime(time(NULL) + 2);
972 LidInterrupt();
973 }
23ea11bd 974
cada0a36 975 disk_current_index = index;
976 return true;
23ea11bd 977}
978
979static unsigned int disk_get_num_images(void)
980{
cada0a36 981 return disk_count;
23ea11bd 982}
983
984static bool disk_replace_image_index(unsigned index,
8822aea7 985 const struct retro_game_info *info)
23ea11bd 986{
cada0a36 987 char *old_fname = NULL;
988 char *old_flabel = NULL;
989 bool ret = true;
23ea11bd 990
cada0a36 991 if (index >= sizeof(disks) / sizeof(disks[0]))
992 return false;
23ea11bd 993
cada0a36 994 old_fname = disks[index].fname;
995 old_flabel = disks[index].flabel;
144493e8 996
cada0a36 997 disks[index].fname = NULL;
998 disks[index].flabel = NULL;
999 disks[index].internal_index = 0;
23ea11bd 1000
8822aea7 1001 if (info != NULL)
1002 {
cada0a36 1003 char disk_label[PATH_MAX];
1004 disk_label[0] = '\0';
144493e8 1005
cada0a36 1006 disks[index].fname = strdup(info->path);
144493e8 1007
cada0a36 1008 get_disk_label(disk_label, info->path, PATH_MAX);
1009 disks[index].flabel = strdup(disk_label);
144493e8 1010
cada0a36 1011 if (index == disk_current_index)
1012 ret = disk_set_image_index(index);
1013 }
23ea11bd 1014
cada0a36 1015 if (old_fname != NULL)
1016 free(old_fname);
23ea11bd 1017
cada0a36 1018 if (old_flabel != NULL)
1019 free(old_flabel);
144493e8 1020
cada0a36 1021 return ret;
23ea11bd 1022}
1023
1024static bool disk_add_image_index(void)
1025{
cada0a36 1026 if (disk_count >= 8)
1027 return false;
51ba7408 1028
cada0a36 1029 disk_count++;
1030 return true;
23ea11bd 1031}
1032
144493e8 1033static bool disk_set_initial_image(unsigned index, const char *path)
1034{
cada0a36 1035 if (index >= sizeof(disks) / sizeof(disks[0]))
1036 return false;
144493e8 1037
cada0a36 1038 if (!path || (*path == '\0'))
1039 return false;
144493e8 1040
cada0a36 1041 disk_initial_index = index;
144493e8 1042
cada0a36 1043 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1044 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
144493e8 1045
cada0a36 1046 return true;
144493e8 1047}
1048
1049static bool disk_get_image_path(unsigned index, char *path, size_t len)
1050{
cada0a36 1051 const char *fname = NULL;
144493e8 1052
cada0a36 1053 if (len < 1)
1054 return false;
144493e8 1055
cada0a36 1056 if (index >= sizeof(disks) / sizeof(disks[0]))
1057 return false;
144493e8 1058
cada0a36 1059 fname = disks[index].fname;
144493e8 1060
cada0a36 1061 if (!fname || (*fname == '\0'))
1062 return false;
144493e8 1063
cada0a36 1064 strncpy(path, fname, len - 1);
1065 path[len - 1] = '\0';
144493e8 1066
cada0a36 1067 return true;
144493e8 1068}
1069
1070static bool disk_get_image_label(unsigned index, char *label, size_t len)
1071{
cada0a36 1072 const char *flabel = NULL;
144493e8 1073
cada0a36 1074 if (len < 1)
1075 return false;
144493e8 1076
cada0a36 1077 if (index >= sizeof(disks) / sizeof(disks[0]))
1078 return false;
144493e8 1079
cada0a36 1080 flabel = disks[index].flabel;
144493e8 1081
cada0a36 1082 if (!flabel || (*flabel == '\0'))
1083 return false;
144493e8 1084
cada0a36 1085 strncpy(label, flabel, len - 1);
1086 label[len - 1] = '\0';
144493e8 1087
cada0a36 1088 return true;
144493e8 1089}
1090
23ea11bd 1091static struct retro_disk_control_callback disk_control = {
8822aea7 1092 .set_eject_state = disk_set_eject_state,
1093 .get_eject_state = disk_get_eject_state,
1094 .get_image_index = disk_get_image_index,
1095 .set_image_index = disk_set_image_index,
1096 .get_num_images = disk_get_num_images,
cada0a36 1097 .replace_image_index = disk_replace_image_index,
8822aea7 1098 .add_image_index = disk_add_image_index,
23ea11bd 1099};
1100
144493e8 1101static struct retro_disk_control_ext_callback disk_control_ext = {
8822aea7 1102 .set_eject_state = disk_set_eject_state,
1103 .get_eject_state = disk_get_eject_state,
1104 .get_image_index = disk_get_image_index,
1105 .set_image_index = disk_set_image_index,
1106 .get_num_images = disk_get_num_images,
cada0a36 1107 .replace_image_index = disk_replace_image_index,
8822aea7 1108 .add_image_index = disk_add_image_index,
1109 .set_initial_image = disk_set_initial_image,
1110 .get_image_path = disk_get_image_path,
1111 .get_image_label = disk_get_image_label,
144493e8 1112};
9096ba88 1113
e6f1e7f7 1114static char base_dir[1024];
9fba39a9
T		 1115
1116static bool read_m3u(const char *file)
1117{
cada0a36 1118 char line[1024];
1119 char name[PATH_MAX];
226a5691 1120 FILE *fp = fopen(file, "r");
1121 if (!fp)
cada0a36 1122 return false;
1123
d710d713 1124 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
8822aea7 1125 {
cada0a36 1126 if (line[0] == '#')
1127 continue;
1128 char *carrige_return = strchr(line, '\r');
1129 if (carrige_return)
1130 *carrige_return = '\0';
1131 char *newline = strchr(line, '\n');
1132 if (newline)
1133 *newline = '\0';
1134
1135 if (line[0] != '\0')
1136 {
1137 char disk_label[PATH_MAX];
1138 disk_label[0] = '\0';
144493e8 1139
cada0a36 1140 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1141 disks[disk_count].fname = strdup(name);
144493e8 1142
cada0a36 1143 get_disk_label(disk_label, name, PATH_MAX);
1144 disks[disk_count].flabel = strdup(disk_label);
144493e8 1145
cada0a36 1146 disk_count++;
1147 }
1148 }
9fba39a9 1149
226a5691 1150 fclose(fp);
cada0a36 1151 return (disk_count != 0);
9fba39a9
T		 1152}
1153
1154static void extract_directory(char *buf, const char *path, size_t size)
1155{
1156 char *base;
1157 strncpy(buf, path, size - 1);
1158 buf[size - 1] = '\0';
1159
1160 base = strrchr(buf, '/');
1161 if (!base)
1162 base = strrchr(buf, '\\');
1163
1164 if (base)
1165 *base = '\0';
1166 else
1167 {
1168 buf[0] = '.';
1169 buf[1] = '\0';
1170 }
1171}
1172
003cfc63 1173#if defined(__QNX__) || defined(_WIN32)
41294f4d 1174/* Blackberry QNX doesn't have strcasestr */
1175
1176/*
1177 * Find the first occurrence of find in s, ignore case.
1178 */
1179char *
8822aea7 1180strcasestr(const char *s, const char *find)
41294f4d 1181{
cada0a36 1182 char c, sc;
1183 size_t len;
1184
8822aea7 1185 if ((c = *find++) != 0)
1186 {
cada0a36 1187 c = tolower((unsigned char)c);
1188 len = strlen(find);
8822aea7 1189 do
1190 {
1191 do
1192 {
cada0a36 1193 if ((sc = *s++) == 0)
1194 return (NULL);
1195 } while ((char)tolower((unsigned char)sc) != c);
1196 } while (strncasecmp(s, find, len) != 0);
1197 s--;
1198 }
1199 return ((char *)s);
41294f4d 1200}
1201#endif
1202
b5926d18 1203static void set_retro_memmap(void)
1204{
5c00ea32 1205#ifndef NDEBUG
cada0a36 1206 struct retro_memory_map retromap = { 0 };
8822aea7 1207 struct retro_memory_descriptor mmap = {
cada0a36 1208 0, psxM, 0, 0, 0, 0, 0x200000
1209 };
b5926d18 1210
cada0a36 1211 retromap.descriptors = &mmap;
1212 retromap.num_descriptors = 1;
b5926d18 1213
cada0a36 1214 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
5c00ea32 1215#endif
b5926d18 1216}
1217
5eaa13f1
A		 1218static void retro_audio_buff_status_cb(
1219 bool active, unsigned occupancy, bool underrun_likely)
1220{
1221 retro_audio_buff_active = active;
1222 retro_audio_buff_occupancy = occupancy;
1223 retro_audio_buff_underrun = underrun_likely;
1224}
1225
1226static void retro_set_audio_buff_status_cb(void)
1227{
44c38f79 1228 if (frameskip_type == FRAMESKIP_NONE)
5eaa13f1 1229 {
44c38f79 1230 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1231 retro_audio_latency = 0;
1232 }
1233 else
1234 {
1235 bool calculate_audio_latency = true;
5eaa13f1 1236
44c38f79 1237 if (frameskip_type == FRAMESKIP_FIXED_INTERVAL)
1238 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1239 else
5eaa13f1 1240 {
44c38f79 1241 struct retro_audio_buffer_status_callback buf_status_cb;
1242 buf_status_cb.callback = retro_audio_buff_status_cb;
1243 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1244 &buf_status_cb))
1245 {
1246 retro_audio_buff_active = false;
1247 retro_audio_buff_occupancy = 0;
1248 retro_audio_buff_underrun = false;
1249 retro_audio_latency = 0;
1250 calculate_audio_latency = false;
1251 }
5eaa13f1 1252 }
44c38f79 1253
1254 if (calculate_audio_latency)
5eaa13f1
A		 1255 {
1256 /* Frameskip is enabled - increase frontend
1257 * audio latency to minimise potential
1258 * buffer underruns */
1259 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1260
1261 /* Set latency to 6x current frame time... */
1262 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1263
1264 /* ...then round up to nearest multiple of 32 */
1265 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1266 }
1267 }
5eaa13f1
A		 1268
1269 update_audio_latency = true;
44c38f79 1270 frameskip_counter = 0;
5eaa13f1
A		 1271}
1272
570b9365 1273static void update_variables(bool in_flight);
38c2028e 1274bool retro_load_game(const struct retro_game_info *info)
1275{
cada0a36 1276 size_t i;
1277 unsigned int cd_index = 0;
1278 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
9fba39a9 1279
e3f8313f 1280 struct retro_input_descriptor desc[] = {
8822aea7 1281#define JOYP(port) \
1282 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1283 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1284 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1285 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1286 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1287 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1288 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1289 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1290 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1291 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1292 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1293 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1294 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1295 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1296 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1297 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1298 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1299 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
cada0a36 1300 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
2815469a
S		 1301 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" }, \
1302 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER, "Gun Trigger" }, \
1303 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD, "Gun Reload" }, \
1304 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A, "Gun Aux A" }, \
1305 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B, "Gun Aux B" },
1306
cada0a36 1307 JOYP(0)
1308 JOYP(1)
1309 JOYP(2)
1310 JOYP(3)
1311 JOYP(4)
1312 JOYP(5)
1313 JOYP(6)
1314 JOYP(7)
e3f8313f 1315
1316 { 0 },
1317 };
1318
cada0a36 1319 frame_count = 0;
2df7fcac 1320
e3f8313f 1321 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1322
46aa5b98 1323#ifdef FRONTEND_SUPPORTS_RGB565
cada0a36 1324 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
8822aea7 1325 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
1326 {
cada0a36 1327 SysPrintf("RGB565 supported, using it\n");
1328 }
46aa5b98 1329#endif
c19aba43 1330
8822aea7 1331 if (info == NULL || info->path == NULL)
1332 {
cada0a36 1333 SysPrintf("info->path required\n");
1334 return false;
1335 }
1336
1337 update_variables(false);
1338
8822aea7 1339 if (plugins_opened)
1340 {
cada0a36 1341 ClosePlugins();
1342 plugins_opened = 0;
1343 }
1344
1345 disk_init();
1346
1347 extract_directory(base_dir, info->path, sizeof(base_dir));
1348
8822aea7 1349 if (is_m3u)
1350 {
1351 if (!read_m3u(info->path))
1352 {
cada0a36 1353 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1354 return false;
1355 }
8822aea7 1356 }
1357 else
1358 {
cada0a36 1359 char disk_label[PATH_MAX];
1360 disk_label[0] = '\0';
1361
1362 disk_count = 1;
1363 disks[0].fname = strdup(info->path);
1364
1365 get_disk_label(disk_label, info->path, PATH_MAX);
1366 disks[0].flabel = strdup(disk_label);
1367 }
1368
1369 /* If this is an M3U file, attempt to set the
1370 * initial disk image */
8822aea7 1371 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
1372 {
cada0a36 1373 const char *fname = disks[disk_initial_index].fname;
1374
1375 if (fname && (*fname != '\0'))
1376 if (strcmp(disk_initial_path, fname) == 0)
1377 cd_index = disk_initial_index;
1378 }
1379
1380 set_cd_image(disks[cd_index].fname);
1381 disk_current_index = cd_index;
1382
1383 /* have to reload after set_cd_image for correct cdr plugin */
8822aea7 1384 if (LoadPlugins() == -1)
1385 {
cada0a36 1386 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1387 return false;
1388 }
1389
1390 plugins_opened = 1;
1391 NetOpened = 0;
1392
8822aea7 1393 if (OpenPlugins() == -1)
1394 {
cada0a36 1395 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1396 return false;
1397 }
1398
1399 /* Handle multi-disk images (i.e. PBP)
1400 * > Cannot do this until after OpenPlugins() is
1401 * called (since this sets the value of
1402 * cdrIsoMultidiskCount) */
8822aea7 1403 if (!is_m3u && (cdrIsoMultidiskCount > 1))
1404 {
cada0a36 1405 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
1406
1407 /* Small annoyance: We need to change the label
1408 * of disk 0, so have to clear existing entries */
1409 if (disks[0].fname != NULL)
1410 free(disks[0].fname);
1411 disks[0].fname = NULL;
1412
1413 if (disks[0].flabel != NULL)
1414 free(disks[0].flabel);
1415 disks[0].flabel = NULL;
1416
8822aea7 1417 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
1418 {
9361a5aa
EC		 1419 char disk_name[PATH_MAX - 16] = { 0 };
1420 char disk_label[PATH_MAX] = { 0 };
cada0a36 1421
1422 disks[i].fname = strdup(info->path);
1423
9361a5aa 1424 get_disk_label(disk_name, info->path, sizeof(disk_name));
cada0a36 1425 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
1426 disks[i].flabel = strdup(disk_label);
1427
1428 disks[i].internal_index = i;
1429 }
1430
1431 /* This is not an M3U file, so initial disk
1432 * image has not yet been set - attempt to
1433 * do so now */
8822aea7 1434 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
1435 {
cada0a36 1436 const char *fname = disks[disk_initial_index].fname;
1437
1438 if (fname && (*fname != '\0'))
1439 if (strcmp(disk_initial_path, fname) == 0)
1440 cd_index = disk_initial_index;
1441 }
1442
8822aea7 1443 if (cd_index > 0)
1444 {
1445 CdromId[0] = '\0';
cada0a36 1446 CdromLabel[0] = '\0';
1447
1448 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
8822aea7 1449 disk_current_index = cd_index;
cada0a36 1450 set_cd_image(disks[cd_index].fname);
1451
8822aea7 1452 if (ReloadCdromPlugin() < 0)
1453 {
cada0a36 1454 log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
1455 return false;
1456 }
8822aea7 1457 if (CDR_open() < 0)
1458 {
cada0a36 1459 log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
1460 return false;
1461 }
1462 }
1463 }
1464
92cd7e86 1465 /* set ports to use "standard controller" initially */
1466 for (i = 0; i < 8; ++i)
1467 in_type[i] = PSE_PAD_TYPE_STANDARD;
1468
cada0a36 1469 plugin_call_rearmed_cbs();
8b9b4c9f 1470 /* dfinput_activate(); */
cada0a36 1471
8822aea7 1472 if (CheckCdrom() == -1)
1473 {
cada0a36 1474 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1475 return false;
1476 }
1477
1478 SysReset();
1479
8822aea7 1480 if (LoadCdrom() == -1)
1481 {
cada0a36 1482 log_cb(RETRO_LOG_INFO, "could not load CD\n");
1483 return false;
1484 }
1485 emu_on_new_cd(0);
1486
1487 set_retro_memmap();
5eaa13f1 1488 retro_set_audio_buff_status_cb();
cada0a36 1489
1490 return true;
38c2028e 1491}
1492
38c2028e 1493unsigned retro_get_region(void)
1494{
cada0a36 1495 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1496}
1497
1498void *retro_get_memory_data(unsigned id)
1499{
cada0a36 1500 if (id == RETRO_MEMORY_SAVE_RAM)
1501 return Mcd1Data;
1502 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1503 return psxM;
1504 else
1505 return NULL;
38c2028e 1506}
1507
1508size_t retro_get_memory_size(unsigned id)
1509{
cada0a36 1510 if (id == RETRO_MEMORY_SAVE_RAM)
1511 return MCD_SIZE;
1512 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1513 return 0x200000;
1514 else
1515 return 0;
38c2028e 1516}
1517
1518void retro_reset(void)
1519{
d9e77039 1520 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1521 rebootemu = 1;
cada0a36 1522 //SysReset();
38c2028e 1523}
1524
1525static const unsigned short retro_psx_map[] = {
8822aea7 1526 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1527 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1528 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1529 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1530 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1531 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1532 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1533 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1534 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1535 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1536 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1537 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1538 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1539 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1540 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1541 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
38c2028e 1542};
1543#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1544
cada0a36 1545//Percentage distance of screen to adjust
e16ecc89 1546static int GunconAdjustX = 0;
1547static int GunconAdjustY = 0;
1548
1549//Used when out by a percentage
1550static float GunconAdjustRatioX = 1;
1551static float GunconAdjustRatioY = 1;
1552
805fe9bc 1553static void update_variables(bool in_flight)
e268a47e 1554{
e268a47e 1555 struct retro_variable var;
b41cca85 1556#ifdef GPU_PEOPS
c8108d88 1557 int gpu_peops_fix = 0;
b41cca85 1558#endif
44c38f79 1559 frameskip_type_t prev_frameskip_type;
5eaa13f1 1560
5eaa13f1 1561 var.value = NULL;
10a3edb5 1562 var.key = "pcsx_rearmed_frameskip_type";
5eaa13f1
A		 1563
1564 prev_frameskip_type = frameskip_type;
44c38f79 1565 frameskip_type = FRAMESKIP_NONE;
5eaa13f1 1566 pl_rearmed_cbs.frameskip = 0;
ace14ab3 1567
5eaa13f1
A		 1568 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1569 {
1570 if (strcmp(var.value, "auto") == 0)
44c38f79 1571 frameskip_type = FRAMESKIP_AUTO;
5eaa13f1 1572 if (strcmp(var.value, "auto_threshold") == 0)
44c38f79 1573 frameskip_type = FRAMESKIP_AUTO_THRESHOLD;
5eaa13f1 1574 if (strcmp(var.value, "fixed_interval") == 0)
44c38f79 1575 frameskip_type = FRAMESKIP_FIXED_INTERVAL;
5eaa13f1
A		 1576 }
1577
1578 if (frameskip_type != 0)
1579 pl_rearmed_cbs.frameskip = -1;
10a3edb5 1580
e268a47e 1581 var.value = NULL;
10a3edb5 1582 var.key = "pcsx_rearmed_frameskip_threshold";
5eaa13f1 1583 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
10a3edb5
C		 1584 {
1585 frameskip_threshold = strtol(var.value, NULL, 10);
1586 }
5eaa13f1 1587
5eaa13f1 1588 var.value = NULL;
10a3edb5 1589 var.key = "pcsx_rearmed_frameskip_interval";
3abd263a 1590 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
10a3edb5
C		 1591 {
1592 frameskip_interval = strtol(var.value, NULL, 10);
1593 }
9f5a28d9 1594
1595 var.value = NULL;
4e477065 1596 var.key = "pcsx_rearmed_region";
3abd263a 1597 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 1598 {
1599 Config.PsxAuto = 0;
f4cceff6 1600 if (strcmp(var.value, "auto") == 0)
9f5a28d9 1601 Config.PsxAuto = 1;
1602 else if (strcmp(var.value, "NTSC") == 0)
1603 Config.PsxType = 0;
1604 else if (strcmp(var.value, "PAL") == 0)
1605 Config.PsxType = 1;
1606 }
4615b075 1607
30d43b8a 1608 update_multitap();
61c4962a 1609
e1442c48 1610 var.value = NULL;
1611 var.key = "pcsx_rearmed_negcon_deadzone";
1612 negcon_deadzone = 0;
3abd263a 1613 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
e1442c48 1614 {
1615 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1616 }
1617
1618 var.value = NULL;
1619 var.key = "pcsx_rearmed_negcon_response";
1620 negcon_linearity = 1;
3abd263a 1621 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
e1442c48 1622 {
8822aea7 1623 if (strcmp(var.value, "quadratic") == 0)
1624 {
e1442c48 1625 negcon_linearity = 2;
8822aea7 1626 }
1627 else if (strcmp(var.value, "cubic") == 0)
1628 {
e1442c48 1629 negcon_linearity = 3;
1630 }
1631 }
1632
ace1989f
SK		 1633 var.value = NULL;
1634 var.key = "pcsx_rearmed_analog_axis_modifier";
1635 axis_bounds_modifier = true;
3abd263a 1636 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
ace1989f 1637 {
8822aea7 1638 if (strcmp(var.value, "square") == 0)
1639 {
cada0a36 1640 axis_bounds_modifier = true;
8822aea7 1641 }
1642 else if (strcmp(var.value, "circle") == 0)
1643 {
cada0a36 1644 axis_bounds_modifier = false;
1645 }
ace1989f
SK		 1646 }
1647
70fb8fe7 1648 var.value = NULL;
1649 var.key = "pcsx_rearmed_vibration";
1650
3abd263a 1651 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
70fb8fe7 1652 {
1653 if (strcmp(var.value, "disabled") == 0)
1654 in_enable_vibration = 0;
1655 else if (strcmp(var.value, "enabled") == 0)
1656 in_enable_vibration = 1;
1657 }
1658
5c1cbedc 1659 var.value = NULL;
1660 var.key = "pcsx_rearmed_dithering";
1661
3abd263a 1662 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
5c1cbedc 1663 {
8822aea7 1664 if (strcmp(var.value, "disabled") == 0)
1665 {
5c1cbedc 1666 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1667 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
030d1121 1668 pl_rearmed_cbs.gpu_unai.dithering = 0;
5c1cbedc 1669#ifdef __ARM_NEON__
1670 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1671#endif
1672 }
8822aea7 1673 else if (strcmp(var.value, "enabled") == 0)
1674 {
1675 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
5c1cbedc 1676 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
030d1121 1677 pl_rearmed_cbs.gpu_unai.dithering = 1;
5c1cbedc 1678#ifdef __ARM_NEON__
1679 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1680#endif
1681 }
1682 }
1683
8ac2b9d2 1684#ifdef GPU_NEON
3abd263a 1685 var.value = NULL;
55e5626b 1686 var.key = "pcsx_rearmed_neon_interlace_enable";
9f5a28d9 1687
3abd263a 1688 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 1689 {
1690 if (strcmp(var.value, "disabled") == 0)
1691 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1692 else if (strcmp(var.value, "enabled") == 0)
1693 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1694 }
1695
7d68d030 1696 var.value = NULL;
55e5626b 1697 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1698
3abd263a 1699 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
7d68d030 1700 {
1701 if (strcmp(var.value, "disabled") == 0)
1702 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1703 else if (strcmp(var.value, "enabled") == 0)
1704 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1705 }
354329fa 1706
1707 var.value = NULL;
55e5626b 1708 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1709
3abd263a 1710 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
354329fa 1711 {
1712 if (strcmp(var.value, "disabled") == 0)
1713 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1714 else if (strcmp(var.value, "enabled") == 0)
1715 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1716 }
094ec204 1717#endif
0e5a7b7d 1718
3abd263a 1719 var.value = NULL;
0e5a7b7d 1720 var.key = "pcsx_rearmed_duping_enable";
1721
3abd263a 1722 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
0e5a7b7d 1723 {
0a6520c3 1724 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 1725 duping_enable = false;
0a6520c3 1726 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 1727 duping_enable = true;
1728 }
1729
3abd263a 1730 var.value = NULL;
2df7fcac
BP		 1731 var.key = "pcsx_rearmed_display_internal_fps";
1732
3abd263a 1733 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2df7fcac
BP		 1734 {
1735 if (strcmp(var.value, "disabled") == 0)
1736 display_internal_fps = false;
1737 else if (strcmp(var.value, "enabled") == 0)
1738 display_internal_fps = true;
1739 }
1740
630b122b 1741#ifndef DRC_DISABLE
48f615ba 1742 var.value = NULL;
4e477065 1743 var.key = "pcsx_rearmed_drc";
48f615ba 1744
abf1a2b6
DGF		 1745 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
1746 var.value = "enabled";
1747
48f615ba 1748 {
cada0a36 1749 R3000Acpu *prev_cpu = psxCpu;
44747c73
AM		 1750#if defined(LIGHTREC)
1751 bool can_use_dynarec = found_bios;
1752#else
1753 bool can_use_dynarec = 1;
1754#endif
48f615ba 1755
fc99395c 1756#ifdef _3DS
8822aea7 1757 if (!__ctr_svchax)
fc99395c 1758 Config.Cpu = CPU_INTERPRETER;
1759 else
1760#endif
44747c73 1761 if (strcmp(var.value, "disabled") == 0 || !can_use_dynarec)
48f615ba 1762 Config.Cpu = CPU_INTERPRETER;
1763 else if (strcmp(var.value, "enabled") == 0)
1764 Config.Cpu = CPU_DYNAREC;
1765
1766 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
8822aea7 1767 if (psxCpu != prev_cpu)
1768 {
48f615ba 1769 prev_cpu->Shutdown();
1770 psxCpu->Init();
1771 psxCpu->Reset(); // not really a reset..
1772 }
1773 }
630b122b 1774#endif /* !DRC_DISABLE */
1775 psxCpu->ApplyConfig();
805fe9bc 1776
3abd263a 1777 var.value = NULL;
01394a7f 1778 var.key = "pcsx_rearmed_spu_reverb";
1779
3abd263a 1780 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 1781 {
0a6520c3 1782 if (strcmp(var.value, "disabled") == 0)
01394a7f 1783 spu_config.iUseReverb = false;
0a6520c3 1784 else if (strcmp(var.value, "enabled") == 0)
01394a7f 1785 spu_config.iUseReverb = true;
1786 }
1787
3abd263a 1788 var.value = NULL;
01394a7f 1789 var.key = "pcsx_rearmed_spu_interpolation";
1790
3abd263a 1791 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 1792 {
1793 if (strcmp(var.value, "simple") == 0)
1794 spu_config.iUseInterpolation = 1;
1795 else if (strcmp(var.value, "gaussian") == 0)
1796 spu_config.iUseInterpolation = 2;
1797 else if (strcmp(var.value, "cubic") == 0)
1798 spu_config.iUseInterpolation = 3;
1799 else if (strcmp(var.value, "off") == 0)
1800 spu_config.iUseInterpolation = 0;
1801 }
1802
3abd263a 1803 var.value = NULL;
b3480be8 1804 var.key = "pcsx_rearmed_pe2_fix";
1805
3abd263a 1806 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
b3480be8 1807 {
1808 if (strcmp(var.value, "disabled") == 0)
1809 Config.RCntFix = 0;
1810 else if (strcmp(var.value, "enabled") == 0)
1811 Config.RCntFix = 1;
1812 }
7a811716 1813
7a811716 1814 var.value = NULL;
1815 var.key = "pcsx_rearmed_icache_emulation";
1816
1817 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1818 {
1819 if (strcmp(var.value, "disabled") == 0)
1820 Config.icache_emulation = 0;
1821 else if (strcmp(var.value, "enabled") == 0)
1822 Config.icache_emulation = 1;
1823 }
ace14ab3 1824
3abd263a 1825 var.value = NULL;
b3480be8 1826 var.key = "pcsx_rearmed_inuyasha_fix";
1827
3abd263a 1828 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
b3480be8 1829 {
1830 if (strcmp(var.value, "disabled") == 0)
1831 Config.VSyncWA = 0;
1832 else if (strcmp(var.value, "enabled") == 0)
1833 Config.VSyncWA = 1;
1834 }
1835
679b71e2
JW		 1836#ifndef _WIN32
1837 var.value = NULL;
1838 var.key = "pcsx_rearmed_async_cd";
3abd263a 1839 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
679b71e2
JW		 1840 {
1841 if (strcmp(var.value, "async") == 0)
1d2757f4 1842 {
cada0a36 1843 Config.AsyncCD = 1;
1d2757f4 1844 Config.CHD_Precache = 0;
1845 }
1846 else if (strcmp(var.value, "sync") == 0)
1847 {
cada0a36 1848 Config.AsyncCD = 0;
1d2757f4 1849 Config.CHD_Precache = 0;
1850 }
1851 else if (strcmp(var.value, "precache") == 0)
1852 {
1853 Config.AsyncCD = 0;
1854 Config.CHD_Precache = 1;
1855 }
679b71e2
JW		 1856 }
1857#endif
1858
b12cce74 1859 var.value = NULL;
1860 var.key = "pcsx_rearmed_noxadecoding";
3abd263a 1861 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
b12cce74 1862 {
1863 if (strcmp(var.value, "disabled") == 0)
1864 Config.Xa = 1;
1865 else
1866 Config.Xa = 0;
1867 }
1868
1869 var.value = NULL;
1870 var.key = "pcsx_rearmed_nocdaudio";
3abd263a 1871 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
b12cce74 1872 {
1873 if (strcmp(var.value, "disabled") == 0)
1874 Config.Cdda = 1;
1875 else
1876 Config.Cdda = 0;
1877 }
1878
34af0fff 1879 var.value = NULL;
1880 var.key = "pcsx_rearmed_spuirq";
3abd263a 1881 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
34af0fff 1882 {
1883 if (strcmp(var.value, "disabled") == 0)
1884 Config.SpuIrq = 0;
1885 else
1886 Config.SpuIrq = 1;
1887 }
1888
c765eb86
JW		 1889#ifdef THREAD_RENDERING
1890 var.key = "pcsx_rearmed_gpu_thread_rendering";
1891 var.value = NULL;
1892
1893 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1894 {
1895 if (strcmp(var.value, "disabled") == 0)
1896 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
1897 else if (strcmp(var.value, "sync") == 0)
1898 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
1899 else if (strcmp(var.value, "async") == 0)
1900 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
1901 }
1902#endif
1903
2d17de26 1904#ifdef GPU_PEOPS
3abd263a 1905 var.value = NULL;
6713b629 1906 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
c8108d88 1907
1908 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1909 {
1910 if (strcmp(var.value, "enabled") == 0)
6713b629 1911 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
c8108d88 1912 }
1913
3abd263a 1914 var.value = NULL;
6713b629 1915 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
c8108d88 1916
1917 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1918 {
1919 if (strcmp(var.value, "enabled") == 0)
6713b629 1920 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
c8108d88 1921 }
1922
3abd263a 1923 var.value = NULL;
6713b629 1924 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
c8108d88 1925
1926 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1927 {
1928 if (strcmp(var.value, "enabled") == 0)
6713b629 1929 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
c8108d88 1930 }
1931
3abd263a 1932 var.value = NULL;
6713b629 1933 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
c8108d88 1934
1935 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1936 {
1937 if (strcmp(var.value, "enabled") == 0)
6713b629 1938 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
c8108d88 1939 }
1940
3abd263a 1941 var.value = NULL;
6713b629 1942 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
c8108d88 1943
1944 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1945 {
1946 if (strcmp(var.value, "enabled") == 0)
6713b629 1947 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
c8108d88 1948 }
1949
3abd263a 1950 var.value = NULL;
6713b629 1951 var.key = "pcsx_rearmed_gpu_peops_old_frame_skip";
c8108d88 1952
1953 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1954 {
1955 if (strcmp(var.value, "enabled") == 0)
6713b629 1956 gpu_peops_fix |= GPU_PEOPS_OLD_FRAME_SKIP;
c8108d88 1957 }
1958
3abd263a 1959 var.value = NULL;
6713b629 1960 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
c8108d88 1961
1962 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1963 {
1964 if (strcmp(var.value, "enabled") == 0)
6713b629 1965 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
c8108d88 1966 }
1967
3abd263a 1968 var.value = NULL;
6713b629 1969 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
c8108d88 1970
1971 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1972 {
1973 if (strcmp(var.value, "enabled") == 0)
6713b629 1974 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
c8108d88 1975 }
1976
3abd263a 1977 var.value = NULL;
6713b629 1978 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
c8108d88 1979
1980 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1981 {
1982 if (strcmp(var.value, "enabled") == 0)
6713b629 1983 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
c8108d88 1984 }
1985
1986 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
1987 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
1988
6713b629 1989 /* Show/hide core options */
c8108d88 1990
1991 var.key = "pcsx_rearmed_show_gpu_peops_settings";
1992 var.value = NULL;
1993
1994 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1995 {
1996 int show_advanced_gpu_peops_settings_prev = show_advanced_gpu_peops_settings;
1997
1998 show_advanced_gpu_peops_settings = 1;
1999 if (strcmp(var.value, "disabled") == 0)
2000 show_advanced_gpu_peops_settings = 0;
2001
2002 if (show_advanced_gpu_peops_settings != show_advanced_gpu_peops_settings_prev)
2003 {
2004 unsigned i;
2005 struct retro_core_option_display option_display;
6713b629 2006 char gpu_peops_option[9][45] = {
2007 "pcsx_rearmed_gpu_peops_odd_even_bit",
2008 "pcsx_rearmed_gpu_peops_expand_screen_width",
2009 "pcsx_rearmed_gpu_peops_ignore_brightness",
2010 "pcsx_rearmed_gpu_peops_disable_coord_check",
2011 "pcsx_rearmed_gpu_peops_lazy_screen_update",
2012 "pcsx_rearmed_gpu_peops_old_frame_skip",
2013 "pcsx_rearmed_gpu_peops_repeated_triangles",
2014 "pcsx_rearmed_gpu_peops_quads_with_triangles",
cada0a36 2015 "pcsx_rearmed_gpu_peops_fake_busy_state"
c8108d88 2016 };
2017
2018 option_display.visible = show_advanced_gpu_peops_settings;
2019
2020 for (i = 0; i < 9; i++)
2021 {
2022 option_display.key = gpu_peops_option[i];
2023 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2024 }
2025 }
2026 }
2027#endif
2028
030d1121 2029#ifdef GPU_UNAI
2030 var.key = "pcsx_rearmed_gpu_unai_ilace_force";
2031 var.value = NULL;
2032
3abd263a 2033 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
030d1121 2034 {
2035 if (strcmp(var.value, "disabled") == 0)
2036 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2037 else if (strcmp(var.value, "enabled") == 0)
2038 pl_rearmed_cbs.gpu_unai.ilace_force = 1;
2039 }
2040
2041 var.key = "pcsx_rearmed_gpu_unai_pixel_skip";
2042 var.value = NULL;
2043
3abd263a 2044 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
030d1121 2045 {
2046 if (strcmp(var.value, "disabled") == 0)
2047 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2048 else if (strcmp(var.value, "enabled") == 0)
2049 pl_rearmed_cbs.gpu_unai.pixel_skip = 1;
2050 }
2051
2052 var.key = "pcsx_rearmed_gpu_unai_lighting";
2053 var.value = NULL;
2054
3abd263a 2055 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
030d1121 2056 {
2057 if (strcmp(var.value, "disabled") == 0)
2058 pl_rearmed_cbs.gpu_unai.lighting = 0;
2059 else if (strcmp(var.value, "enabled") == 0)
2060 pl_rearmed_cbs.gpu_unai.lighting = 1;
2061 }
2062
2063 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2064 var.value = NULL;
2065
3abd263a 2066 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
030d1121 2067 {
2068 if (strcmp(var.value, "disabled") == 0)
2069 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2070 else if (strcmp(var.value, "enabled") == 0)
2071 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2072 }
2073
2074 var.key = "pcsx_rearmed_gpu_unai_blending";
2075 var.value = NULL;
2076
3abd263a 2077 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
030d1121 2078 {
2079 if (strcmp(var.value, "disabled") == 0)
2080 pl_rearmed_cbs.gpu_unai.blending = 0;
2081 else if (strcmp(var.value, "enabled") == 0)
2082 pl_rearmed_cbs.gpu_unai.blending = 1;
2083 }
2084
43047988
JW		 2085 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2086 var.value = NULL;
2087
2088 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2089 {
2090 if (strcmp(var.value, "disabled") == 0)
2091 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2092 else if (strcmp(var.value, "enabled") == 0)
2093 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2094 }
2095
030d1121 2096 var.key = "pcsx_rearmed_show_gpu_unai_settings";
2097 var.value = NULL;
2098
2099 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2100 {
2101 int show_advanced_gpu_unai_settings_prev = show_advanced_gpu_unai_settings;
2102
2103 show_advanced_gpu_unai_settings = 1;
2104 if (strcmp(var.value, "disabled") == 0)
2105 show_advanced_gpu_unai_settings = 0;
2106
2107 if (show_advanced_gpu_unai_settings != show_advanced_gpu_unai_settings_prev)
2108 {
2109 unsigned i;
2110 struct retro_core_option_display option_display;
43047988 2111 char gpu_unai_option[6][40] = {
030d1121 2112 "pcsx_rearmed_gpu_unai_blending",
2113 "pcsx_rearmed_gpu_unai_lighting",
2114 "pcsx_rearmed_gpu_unai_fast_lighting",
2115 "pcsx_rearmed_gpu_unai_ilace_force",
43047988 2116 "pcsx_rearmed_gpu_unai_pixel_skip",
c765eb86 2117 "pcsx_rearmed_gpu_unai_scale_hires",
030d1121 2118 };
2119
2120 option_display.visible = show_advanced_gpu_unai_settings;
2121
43047988 2122 for (i = 0; i < 6; i++)
030d1121 2123 {
2124 option_display.key = gpu_unai_option[i];
2125 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2126 }
2127 }
2128 }
2129#endif // GPU_UNAI
2130
cada0a36 2131 //This adjustment process gives the user the ability to manually align the mouse up better
e16ecc89 2132 //with where the shots are in the emulator.
2133
2134 var.value = NULL;
2135 var.key = "pcsx_rearmed_gunconadjustx";
2136
2137 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2138 {
cada0a36 2139 GunconAdjustX = atoi(var.value);
e16ecc89 2140 }
2141
2142 var.value = NULL;
2143 var.key = "pcsx_rearmed_gunconadjusty";
2144
2145 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2146 {
cada0a36 2147 GunconAdjustY = atoi(var.value);
2148 }
e16ecc89 2149
2150 var.value = NULL;
2151 var.key = "pcsx_rearmed_gunconadjustratiox";
2152
2153 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2154 {
cada0a36 2155 GunconAdjustRatioX = atof(var.value);
2156 }
e16ecc89 2157
2158 var.value = NULL;
2159 var.key = "pcsx_rearmed_gunconadjustratioy";
2160
2161 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2162 {
cada0a36 2163 GunconAdjustRatioY = atof(var.value);
e16ecc89 2164 }
2165
630b122b 2166#if !defined(DRC_DISABLE) && !defined(LIGHTREC)
ce239f4a 2167 var.value = NULL;
2168 var.key = "pcsx_rearmed_nosmccheck";
2169 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2170 {
2171 if (strcmp(var.value, "enabled") == 0)
2172 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
2173 else
2174 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2175 }
2176
2177 var.value = NULL;
2178 var.key = "pcsx_rearmed_gteregsunneeded";
2179 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2180 {
2181 if (strcmp(var.value, "enabled") == 0)
2182 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2183 else
2184 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2185 }
2186
2187 var.value = NULL;
2188 var.key = "pcsx_rearmed_nogteflags";
2189 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2190 {
2191 if (strcmp(var.value, "enabled") == 0)
2192 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2193 else
2194 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2195 }
2196
2197 /* this probably is safe to change in real-time */
2198 var.value = NULL;
2199 var.key = "pcsx_rearmed_psxclock";
2200 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2201 {
2202 int psxclock = atoi(var.value);
2203 cycle_multiplier = 10000 / psxclock;
2204 }
630b122b 2205
2206 var.value = NULL;
2207 var.key = "pcsx_rearmed_nocompathacks";
2208 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2209 {
2210 if (strcmp(var.value, "enabled") == 0)
2211 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2212 else
2213 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2214 }
2215#endif /* !DRC_DISABLE && !LIGHTREC */
2216
2217 var.value = NULL;
2218 var.key = "pcsx_rearmed_nostalls";
2219 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2220 {
2221 if (strcmp(var.value, "enabled") == 0)
2222 Config.DisableStalls = 1;
2223 else
2224 Config.DisableStalls = 0;
2225 }
ce239f4a 2226
399a33fe 2227 var.value = NULL;
2228 var.key = "pcsx_rearmed_input_sensitivity";
2229 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2230 {
2231 mouse_sensitivity = atof(var.value);
2232 }
2233
ce239f4a 2234 var.key = "pcsx_rearmed_show_other_input_settings";
2235 var.value = NULL;
2236
2237 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2238 {
2239 int previous_settings = show_other_input_settings;
2240
2241 show_other_input_settings = 1;
2242 if (strcmp(var.value, "disabled") == 0)
2243 show_other_input_settings = 0;
2244
2245 if (show_other_input_settings != previous_settings)
2246 {
2247 unsigned i;
2248 struct retro_core_option_display option_display;
2249 char gpu_peops_option[][50] = {
ce239f4a 2250 "pcsx_rearmed_negcon_deadzone",
2251 "pcsx_rearmed_negcon_response",
2252 "pcsx_rearmed_analog_axis_modifier",
2253 "pcsx_rearmed_gunconadjustx",
2254 "pcsx_rearmed_gunconadjusty",
2255 "pcsx_rearmed_gunconadjustratiox",
2256 "pcsx_rearmed_gunconadjustratioy"
2257 };
2258 #define INPUT_LIST (sizeof(gpu_peops_option) / sizeof(gpu_peops_option[0]))
2259
2260 option_display.visible = show_other_input_settings;
2261
2262 for (i = 0; i < INPUT_LIST; i++)
2263 {
2264 option_display.key = gpu_peops_option[i];
2265 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2266 }
2267 }
2268 }
2269
8822aea7 2270 if (in_flight)
2271 {
2272 // inform core things about possible config changes
32ab9e53 2273 plugin_call_rearmed_cbs();
805fe9bc 2274
8822aea7 2275 if (GPU_open != NULL && GPU_close != NULL)
2276 {
32ab9e53
TJ		 2277 GPU_close();
2278 GPU_open(&gpuDisp, "PCSX", NULL);
2279 }
805fe9bc 2280
5eaa13f1
A		 2281 /* Reinitialise frameskipping, if required */
2282 if (((frameskip_type != prev_frameskip_type)))
2283 retro_set_audio_buff_status_cb();
2284
8b9b4c9f 2285 /* dfinput_activate(); */
32ab9e53 2286 }
27cf7d31 2287 else
2288 {
b580cc4f 2289 //not yet running
5bf56268 2290
b580cc4f 2291 //bootlogo display hack
8822aea7 2292 if (found_bios)
2293 {
3abd263a 2294 var.value = NULL;
b580cc4f 2295 var.key = "pcsx_rearmed_show_bios_bootlogo";
3abd263a 2296 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
b580cc4f 2297 {
27cf7d31 2298 Config.SlowBoot = 0;
2299 rebootemu = 0;
0a6520c3 2300 if (strcmp(var.value, "enabled") == 0)
27cf7d31 2301 {
f422f444 2302 Config.SlowBoot = 1;
27cf7d31 2303 rebootemu = 1;
2304 }
b580cc4f 2305 }
2306 }
2307 }
e268a47e 2308}
2309
8741f7a2 2310// Taken from beetle-psx-libretro
6fbd15c8 2311static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
8741f7a2 2312{
cada0a36 2313 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2314 // feature (or pre-date it) so we need to handle this in a graceful way.
8741f7a2 2315
cada0a36 2316 // First, try and get an analog value using the new libretro API constant
2317 uint16_t button = input_state_cb(player_index,
8822aea7 2318 RETRO_DEVICE_ANALOG,
2319 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2320 id);
cada0a36 2321 button = MIN(button / 128, 255);
8741f7a2 2322
cada0a36 2323 if (button == 0)
2324 {
2325 // If we got exactly zero, we're either not pressing the button, or the front-end
2326 // is not reporting analog values. We need to do a second check using the classic
2327 // digital API method, to at least get some response - better than nothing.
8741f7a2 2328
cada0a36 2329 // NOTE: If we're really just not holding the button, we're still going to get zero.
8741f7a2 2330
cada0a36 2331 button = (ret & (1 << id)) ? 255 : 0;
2332 }
8741f7a2 2333
cada0a36 2334 return button;
8741f7a2 2335}
2336
8822aea7 2337unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
2338{
cada0a36 2339 float modifier_axis_range = 0;
2340
8822aea7 2341 if (is_square)
2342 {
cada0a36 2343 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
8822aea7 2344 if (modifier_axis_range < 0)
2345 {
cada0a36 2346 modifier_axis_range = 0;
8822aea7 2347 }
2348 else if (modifier_axis_range > 255)
2349 {
cada0a36 2350 modifier_axis_range = 255;
2351 }
8822aea7 2352 }
2353 else
2354 {
cada0a36 2355 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
2356 }
ace1989f 2357
cada0a36 2358 return modifier_axis_range;
ace1989f
SK		 2359}
2360
34f7d033 2361static void update_input_guncon(int port, int ret)
38c2028e 2362{
2815469a
S		 2363 //ToDo:
2364 //Core option for cursors for both players
2365 //Separate pointer and lightgun control types
34f7d033 2366
2815469a
S		 2367 //Mouse range is -32767 -> 32767
2368 //1% is about 655
2369 //Use the left analog stick field to store the absolute coordinates
2370 //Fix cursor to top-left when gun is detected as "offscreen"
2371 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN) || input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD))
2372 {
2373 in_analog_left[port][0] = -32767;
2374 in_analog_left[port][1] = -32767;
2375 }
2376 else
2377 {
2378 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
2379 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
2380
2381 in_analog_left[port][0] = (gunx * GunconAdjustRatioX) + (GunconAdjustX * 655);
2382 in_analog_left[port][1] = (guny * GunconAdjustRatioY) + (GunconAdjustY * 655);
2383 }
2384
34f7d033 2385 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
2386
2387 // Trigger
2815469a 2388 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER) || input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD))
34f7d033 2389 in_keystate[port] |= (1 << DKEY_CIRCLE);
cada0a36 2390
34f7d033 2391 // A
2815469a 2392 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
34f7d033 2393 in_keystate[port] |= (1 << DKEY_START);
cada0a36 2394
34f7d033 2395 // B
2815469a 2396 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B))
34f7d033 2397 in_keystate[port] |= (1 << DKEY_CROSS);
2815469a 2398
34f7d033 2399}
cada0a36 2400
34f7d033 2401static void update_input_negcon(int port, int ret)
2402{
2403 int lsx;
2404 int rsy;
2405 int negcon_i_rs;
2406 int negcon_ii_rs;
2407 float negcon_twist_amplitude;
cada0a36 2408
34f7d033 2409 // Query digital inputs
2410 //
2411 // > Pad-Up
2412 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
2413 in_keystate[port] |= (1 << DKEY_UP);
2414 // > Pad-Right
2415 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
2416 in_keystate[port] |= (1 << DKEY_RIGHT);
2417 // > Pad-Down
2418 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
2419 in_keystate[port] |= (1 << DKEY_DOWN);
2420 // > Pad-Left
2421 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
2422 in_keystate[port] |= (1 << DKEY_LEFT);
2423 // > Start
2424 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
2425 in_keystate[port] |= (1 << DKEY_START);
2426 // > neGcon A
2427 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
2428 in_keystate[port] |= (1 << DKEY_CIRCLE);
2429 // > neGcon B
2430 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
2431 in_keystate[port] |= (1 << DKEY_TRIANGLE);
2432 // > neGcon R shoulder (digital)
2433 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
2434 in_keystate[port] |= (1 << DKEY_R1);
2435 // Query analog inputs
2436 //
2437 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2438 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
2439 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
2440 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
2441 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
2442 // So we just have to map in_analog_left/right to more
2443 // appropriate inputs...
2444 //
2445 // > NeGcon twist
2446 // >> Get raw analog stick value and account for deadzone
2447 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
2448 if (lsx > negcon_deadzone)
2449 lsx = lsx - negcon_deadzone;
2450 else if (lsx < -negcon_deadzone)
2451 lsx = lsx + negcon_deadzone;
2452 else
2453 lsx = 0;
2454 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2455 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
2456 if (negcon_linearity == 2)
2457 {
2458 if (negcon_twist_amplitude < 0.0)
2459 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
2460 else
2461 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
2462 }
2463 else if (negcon_linearity == 3)
2464 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
2465 // >> Convert to final 'in_analog' integer value [0,255]
2466 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
2467 // > NeGcon I + II
2468 // >> Handle right analog stick vertical axis mapping...
2469 // - Up (-Y) == accelerate == neGcon I
2470 // - Down (+Y) == brake == neGcon II
2471 negcon_i_rs = 0;
2472 negcon_ii_rs = 0;
2473 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2474 if (rsy >= 0)
2475 {
2476 // Account for deadzone
2477 // (Note: have never encountered a gamepad with significant differences
2478 // in deadzone between left/right analog sticks, so use the regular 'twist'
2479 // deadzone here)
2480 if (rsy > negcon_deadzone)
2481 rsy = rsy - negcon_deadzone;
2482 else
2483 rsy = 0;
2484 // Convert to 'in_analog' integer value [0,255]
2485 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
cada0a36 2486 }
6fbd15c8 2487 else
34f7d033 2488 {
2489 if (rsy < -negcon_deadzone)
2490 rsy = -1 * (rsy + negcon_deadzone);
2491 else
2492 rsy = 0;
2493 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2494 }
2495 // >> NeGcon I
2496 in_analog_right[port][1] = MAX(
2497 MAX(
2498 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
2499 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
2500 negcon_i_rs);
2501 // >> NeGcon II
2502 in_analog_left[port][0] = MAX(
2503 MAX(
2504 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
2505 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
2506 negcon_ii_rs);
2507 // > NeGcon L
2508 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
2509}
e268a47e 2510
399a33fe 2511static void update_input_mouse(int port, int ret)
2512{
2513 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
2514 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
2515
2516 int x = (int)roundf(raw_x * mouse_sensitivity);
2517 int y = (int)roundf(raw_y * mouse_sensitivity);
2518
2519 if (x > 127) x = 127;
2520 else if (x < -128) x = -128;
2521
2522 if (y > 127) y = 127;
2523 else if (y < -128) y = -128;
2524
2525 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
2526 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
2527
2528 /* left mouse button state */
2529 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2530 in_keystate[port] |= 1 << 11;
2531
2532 /* right mouse button state */
2533 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2534 in_keystate[port] |= 1 << 10;
2535}
2536
34f7d033 2537static void update_input(void)
2538{
cada0a36 2539 // reset all keystate, query libretro for keystate
34f7d033 2540 int i;
cada0a36 2541 int j;
e268a47e 2542
8822aea7 2543 for (i = 0; i < PORTS_NUMBER; i++)
6fbd15c8 2544 {
8822aea7 2545 int16_t ret = 0;
34f7d033 2546 int type = in_type[i];
2547
cada0a36 2548 in_keystate[i] = 0;
3c0fb554 2549
34f7d033 2550 if (type == PSE_PAD_TYPE_NONE)
cada0a36 2551 continue;
c8108d88 2552
6fbd15c8 2553 if (libretro_supports_bitmasks)
2554 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
2555 else
2556 {
8822aea7 2557 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
6fbd15c8 2558 {
a3c2efcd 2559 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
8822aea7 2560 ret |= (1 << j);
6fbd15c8 2561 }
2562 }
3c0fb554 2563
34f7d033 2564 switch (type)
cada0a36 2565 {
34f7d033 2566 case PSE_PAD_TYPE_GUNCON:
2567 update_input_guncon(i, ret);
2568 break;
2569 case PSE_PAD_TYPE_NEGCON:
2570 update_input_negcon(i, ret);
2571 break;
7dea987c 2572 case PSE_PAD_TYPE_MOUSE:
399a33fe 2573 update_input_mouse(i, ret);
2574 break;
34f7d033 2575 default:
cada0a36 2576 // Query digital inputs
2577 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2578 if (ret & (1 << j))
2579 in_keystate[i] |= retro_psx_map[j];
2580
2581 // Query analog inputs
34f7d033 2582 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
cada0a36 2583 {
34f7d033 2584 in_analog_left[i][0] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X), axis_bounds_modifier);
2585 in_analog_left[i][1] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y), axis_bounds_modifier);
cada0a36 2586 in_analog_right[i][0] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X), axis_bounds_modifier);
2587 in_analog_right[i][1] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y), axis_bounds_modifier);
2588 }
2589 }
2590 }
34f7d033 2591}
2592
2593static void print_internal_fps(void)
2594{
2595 if (display_internal_fps)
2596 {
2597 frame_count++;
2598
2599 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
2600 {
2601 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
2602 char str[64];
2603 const char *strc = (const char *)str;
34f7d033 2604
2605 str[0] = '\0';
2606
2607 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
2608
2609 pl_rearmed_cbs.flip_cnt = 0;
2610
8a60e610 2611 if (msg_interface_version >= 1)
2612 {
2613 struct retro_message_ext msg = {
2614 strc,
2615 3000,
2616 1,
2617 RETRO_LOG_INFO,
2618 RETRO_MESSAGE_TARGET_OSD,
2619 RETRO_MESSAGE_TYPE_STATUS,
2620 -1
2621 };
2622 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2623 }
2624 else
2625 {
2626 struct retro_message msg = {
2627 strc,
2628 180
2629 };
2630 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2631 }
34f7d033 2632 }
2633 }
2634 else
2635 frame_count = 0;
2636}
2637
2638void retro_run(void)
2639{
34f7d033 2640 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
2641 if (rebootemu != 0)
2642 {
2643 rebootemu = 0;
2644 SysReset();
2645 if (!Config.HLE && !Config.SlowBoot)
2646 {
2647 // skip BIOS logos
2648 psxRegs.pc = psxRegs.GPR.n.ra;
2649 }
82df580d 2650 return;
34f7d033 2651 }
2652
2653 print_internal_fps();
2654
5eaa13f1
A		 2655 /* Check whether current frame should
2656 * be skipped */
2657 pl_rearmed_cbs.fskip_force = 0;
2658 pl_rearmed_cbs.fskip_dirty = 0;
44c38f79 2659
2660 if (frameskip_type != FRAMESKIP_NONE)
5eaa13f1 2661 {
44c38f79 2662 bool skip_frame = false;
5eaa13f1
A		 2663
2664 switch (frameskip_type)
2665 {
44c38f79 2666 case FRAMESKIP_AUTO:
2667 skip_frame = retro_audio_buff_active && retro_audio_buff_underrun;
5eaa13f1 2668 break;
44c38f79 2669 case FRAMESKIP_AUTO_THRESHOLD:
2670 skip_frame = retro_audio_buff_active && (retro_audio_buff_occupancy < frameskip_threshold);
5eaa13f1 2671 break;
44c38f79 2672 case FRAMESKIP_FIXED_INTERVAL:
5eaa13f1
A		 2673 skip_frame = true;
2674 break;
2675 default:
5eaa13f1
A		 2676 break;
2677 }
2678
2679 if (skip_frame && frameskip_counter < frameskip_interval)
2680 pl_rearmed_cbs.fskip_force = 1;
2681 }
2682
2683 /* If frameskip/timing settings have changed,
2684 * update frontend audio latency
2685 * > Can do this before or after the frameskip
2686 * check, but doing it after means we at least
2687 * retain the current frame's audio output */
2688 if (update_audio_latency)
2689 {
2690 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
2691 &retro_audio_latency);
2692 update_audio_latency = false;
2693 }
2694
34f7d033 2695 input_poll_cb();
2696
2697 update_input();
2698
2699 bool updated = false;
2700 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
2701 update_variables(true);
cada0a36 2702
2703 stop = 0;
2704 psxCpu->Execute();
2705
5eaa13f1
A		 2706 if (pl_rearmed_cbs.fskip_dirty == 1) {
2707 if (frameskip_counter < frameskip_interval)
2708 frameskip_counter++;
2709 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
2710 frameskip_counter = 0;
2711 }
2712
cada0a36 2713 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
8822aea7 2714 vout_width, vout_height, vout_width * 2);
cada0a36 2715 vout_fb_dirty = 0;
2716
2717 set_vout_fb();
38c2028e 2718}
2719
74ebc05b 2720static bool try_use_bios(const char *path)
2721{
cada0a36 2722 long size;
2723 const char *name;
226a5691 2724 FILE *fp = fopen(path, "rb");
2725 if (fp == NULL)
cada0a36 2726 return false;
74ebc05b 2727
226a5691 2728 fseek(fp, 0, SEEK_END);
2729 size = ftell(fp);
2730 fclose(fp);
74ebc05b 2731
cada0a36 2732 if (size != 512 * 1024)
2733 return false;
74ebc05b 2734
cada0a36 2735 name = strrchr(path, SLASH);
2736 if (name++ == NULL)
2737 name = path;
2738 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
2739 return true;
74ebc05b 2740}
2741
c4052f4d 2742#ifndef VITA
74ebc05b 2743#include <sys/types.h>
2744#include <dirent.h>
2745
2746static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
2747{
cada0a36 2748 DIR *dir;
2749 struct dirent *ent;
2750 bool ret = false;
74ebc05b 2751
cada0a36 2752 dir = opendir(dirpath);
2753 if (dir == NULL)
2754 return false;
74ebc05b 2755
8822aea7 2756 while ((ent = readdir(dir)))
2757 {
cada0a36 2758 if ((strncasecmp(ent->d_name, "scph", 4) != 0) && (strncasecmp(ent->d_name, "psx", 3) != 0))
2759 continue;
74ebc05b 2760
cada0a36 2761 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
2762 ret = try_use_bios(path);
2763 if (ret)
2764 break;
2765 }
2766 closedir(dir);
2767 return ret;
74ebc05b 2768}
2769#else
2770#define find_any_bios(...) false
2771#endif
2772
11813b9d 2773static void check_system_specs(void)
2774{
2775 unsigned level = 6;
2776 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2777}
2778
d382721e
MOB		 2779static int init_memcards(void)
2780{
cada0a36 2781 int ret = 0;
2782 const char *dir;
8822aea7 2783 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
cada0a36 2784 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2785
2786 // Memcard2 will be handled and is re-enabled if needed using core
2787 // operations.
2788 // Memcard1 is handled by libretro, doing this will set core to
2789 // skip file io operations for memcard1 like SaveMcd
2790 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2791 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
2792 init_memcard(Mcd1Data);
2793 // Memcard 2 is managed by the emulator on the filesystem,
2794 // There is no need to initialize Mcd2Data like Mcd1Data.
2795
8822aea7 2796 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2797 {
cada0a36 2798 SysPrintf("Memcard 2: %s\n", var.value);
8822aea7 2799 if (memcmp(var.value, "enabled", 7) == 0)
2800 {
2801 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
2802 {
2803 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
2804 {
cada0a36 2805 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2806 ret = -1;
8822aea7 2807 }
2808 else
2809 {
cada0a36 2810 McdDisable[1] = 0;
2811 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2812 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2813 }
8822aea7 2814 }
2815 else
2816 {
cada0a36 2817 SysPrintf("Could not get save directory! Could not create memcard 2.");
2818 ret = -1;
2819 }
2820 }
2821 }
2822 return ret;
d382721e
MOB		 2823}
2824
9e7bdf29 2825static void loadPSXBios(void)
38c2028e 2826{
cada0a36 2827 const char *dir;
2828 char path[PATH_MAX];
2829 unsigned useHLE = 0;
2830
2831 const char *bios[] = {
2832 "PSXONPSP660", "psxonpsp660",
2833 "SCPH101", "scph101",
2834 "SCPH5501", "scph5501",
2835 "SCPH7001", "scph7001",
2836 "SCPH1001", "scph1001"
2837 };
2838
2839 struct retro_variable var = {
2840 .key = "pcsx_rearmed_bios",
2841 .value = NULL
2842 };
2843
2844 found_bios = 0;
2845
8822aea7 2846 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2847 {
cada0a36 2848 if (!strcmp(var.value, "HLE"))
2849 useHLE = 1;
2850 }
2851
2852 if (!useHLE)
2853 {
2854 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2855 {
2856 unsigned i;
2857 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2858
8822aea7 2859 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
2860 {
cada0a36 2861 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2862 found_bios = try_use_bios(path);
2863 if (found_bios)
2864 break;
2865 }
2866
2867 if (!found_bios)
2868 found_bios = find_any_bios(dir, path, sizeof(path));
2869 }
8822aea7 2870 if (found_bios)
2871 {
cada0a36 2872 SysPrintf("found BIOS file: %s\n", Config.Bios);
2873 }
2874 }
2875
138b161a 2876 if (!found_bios)
cada0a36 2877 {
138b161a 2878 const char *msg_str;
2879 if (useHLE)
2880 {
2881 msg_str = "BIOS set to \'hle\' in core options - real BIOS will be ignored";
2882 SysPrintf("Using HLE BIOS.\n");
2883 }
2884 else
2885 {
2886 msg_str = "No PlayStation BIOS file found - add for better compatibility";
2887 SysPrintf("No BIOS files found.\n");
2888 }
8a60e610 2889
2890 if (msg_interface_version >= 1)
2891 {
2892 struct retro_message_ext msg = {
2893 msg_str,
2894 3000,
2895 3,
2896 RETRO_LOG_WARN,
2897 RETRO_MESSAGE_TARGET_ALL,
2898 RETRO_MESSAGE_TYPE_NOTIFICATION,
2899 -1
2900 };
2901 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2902 }
2903 else
2904 {
2905 struct retro_message msg = {
2906 msg_str,
2907 180
2908 };
2909 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2910 }
cada0a36 2911 }
9e7bdf29 2912}
2913
2914void retro_init(void)
2915{
cada0a36 2916 unsigned dci_version = 0;
2917 struct retro_rumble_interface rumble;
2918 int ret;
38c2028e 2919
8a60e610 2920 msg_interface_version = 0;
2921 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
2922
0e1ccb3f 2923#if defined(__MACH__) && !defined(TVOS)
cada0a36 2924 // magic sauce to make the dynarec work on iOS
2925 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
d148d265 2926#endif
2927
fc99395c 2928#ifdef _3DS
fc99395c 2929 psxMapHook = pl_3ds_mmap;
2930 psxUnmapHook = pl_3ds_munmap;
1a5fd794 2931#endif
2932#ifdef VITA
8822aea7 2933 if (init_vita_mmap() < 0)
73081f23 2934 abort();
1a5fd794 2935 psxMapHook = pl_vita_mmap;
2936 psxUnmapHook = pl_vita_munmap;
fc99395c 2937#endif
cada0a36 2938 ret = emu_core_preinit();
5bf56268 2939#ifdef _3DS
e4d84733 2940 /* emu_core_preinit sets the cpu to dynarec */
8822aea7 2941 if (!__ctr_svchax)
e4d84733 2942 Config.Cpu = CPU_INTERPRETER;
2943#endif
cada0a36 2944 ret |= init_memcards();
73081f23 2945
cada0a36 2946 ret |= emu_core_init();
8822aea7 2947 if (ret != 0)
2948 {
cada0a36 2949 SysPrintf("PCSX init failed.\n");
2950 exit(1);
2951 }
38c2028e 2952
0b7f536b 2953#ifdef _3DS
2954 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
12367ad0 2955#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA) && !defined(__SWITCH__)
9361a5aa
EC		 2956 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
2957 vout_buf = (void *) 0;
29122437 2958#else
cada0a36 2959 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437 2960#endif
5bf56268 2961
cada0a36 2962 vout_buf_ptr = vout_buf;
74ebc05b 2963
cada0a36 2964 loadPSXBios();
38c2028e 2965
cada0a36 2966 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
144493e8 2967
8822aea7 2968 disk_initial_index = 0;
cada0a36 2969 disk_initial_path[0] = '\0';
2970 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
2971 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
2972 else
2973 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
79f29e0a 2974
cada0a36 2975 rumble_cb = NULL;
2976 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2977 rumble_cb = rumble.set_rumble_state;
1a6164a1 2978
cada0a36 2979 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2980 * we have to do this because cache misses and some IO penalties
2981 * are not emulated. Warning: changing this may break compatibility. */
2982 cycle_multiplier = 175;
44e8d7af 2983#if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
cada0a36 2984 cycle_multiplier = 200;
5ca2ec64 2985#endif
cada0a36 2986 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2987 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
2988 spu_config.iUseFixedUpdates = 1;
5ca2ec64 2989
cada0a36 2990 SaveFuncs.open = save_open;
2991 SaveFuncs.read = save_read;
2992 SaveFuncs.write = save_write;
2993 SaveFuncs.seek = save_seek;
2994 SaveFuncs.close = save_close;
e268a47e 2995
6fbd15c8 2996 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
2997 libretro_supports_bitmasks = true;
2998
cada0a36 2999 check_system_specs();
38c2028e 3000}
3001
3002void retro_deinit(void)
3003{
8822aea7 3004 if (plugins_opened)
3005 {
cada0a36 3006 ClosePlugins();
3007 plugins_opened = 0;
3008 }
3009 SysClose();
0b7f536b 3010#ifdef _3DS
3011 linearFree(vout_buf);
3012#else
cada0a36 3013 free(vout_buf);
0b7f536b 3014#endif
cada0a36 3015 vout_buf = NULL;
d8f2e2d8
SL		 3016
3017#ifdef VITA
cada0a36 3018 deinit_vita_mmap();
d8f2e2d8 3019#endif
6fbd15c8 3020 libretro_supports_bitmasks = false;
144493e8 3021
cada0a36 3022 /* Have to reset disks struct, otherwise
3023 * fnames/flabels will leak memory */
3024 disk_init();
44c38f79 3025 frameskip_type = FRAMESKIP_NONE;
5eaa13f1 3026 frameskip_threshold = 0;
44c38f79 3027 frameskip_interval = 0;
5eaa13f1
A		 3028 frameskip_counter = 0;
3029 retro_audio_buff_active = false;
3030 retro_audio_buff_occupancy = 0;
3031 retro_audio_buff_underrun = false;
3032 retro_audio_latency = 0;
3033 update_audio_latency = false;
38c2028e 3034}
c4052f4d 3035
3036#ifdef VITA
3037#include <psp2/kernel/threadmgr.h>
8822aea7 3038int usleep(unsigned long us)
c4052f4d 3039{
3040 sceKernelDelayThread(us);
3041}
3042#endif
130984f5 3043
8822aea7 3044void SysPrintf(const char *fmt, ...)
3045{
cada0a36 3046 va_list list;
3047 char msg[512];
130984f5 3048
cada0a36 3049 va_start(list, fmt);
3050 vsprintf(msg, fmt, list);
3051 va_end(list);
130984f5 3052
cada0a36 3053 if (log_cb)
3054 log_cb(RETRO_LOG_INFO, "%s", msg);
130984f5 3055}
d23e64c1 3056
3057/* Prints debug-level logs */
3058void SysDLog(const char *fmt, ...)
3059{
3060 va_list list;
3061 char msg[512];
3062
3063 va_start(list, fmt);
3064 vsprintf(msg, fmt, list);
3065 va_end(list);
3066
3067 if (log_cb)
3068 log_cb(RETRO_LOG_DEBUG, "%s", msg);
3069}
ARM optimized PCSX fork