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cleanup the input mess, part2
[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
7a8d521f 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"
7a8d521f 29#include "../libpcsxcore/r3000a.h"
07c13dfd 30#include "../plugins/dfsound/out.h"
01394a7f 31#include "../plugins/dfsound/spu_config.h"
c82f907a 32#include "cspace.h"
38c2028e 33#include "main.h"
7a8d521f 34#include "menu.h"
38c2028e 35#include "plugin.h"
36#include "plugin_lib.h"
8f2bb0cb 37#include "arm_features.h"
38c2028e 38#include "revision.h"
7a8d521f 39
40#include <libretro.h>
41#include "libretro_core_options.h"
42
43#ifdef USE_LIBRETRO_VFS
44#include <streams/file_stream_transforms.h>
45#endif
46
47#ifdef _3DS
48#include "3ds/3ds_utils.h"
49#endif
50
51#define PORTS_NUMBER 8
52
53#ifndef MIN
54#define MIN(a, b) ((a) < (b) ? (a) : (b))
55#endif
56
57#ifndef MAX
58#define MAX(a, b) ((a) > (b) ? (a) : (b))
59#endif
60
61#define ISHEXDEC ((buf[cursor] >= '0') && (buf[cursor] <= '9')) || ((buf[cursor] >= 'a') && (buf[cursor] <= 'f')) || ((buf[cursor] >= 'A') && (buf[cursor] <= 'F'))
62
63#define INTERNAL_FPS_SAMPLE_PERIOD 64
64
65//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
66static int rebootemu = 0;
38c2028e 67
68static retro_video_refresh_t video_cb;
69static retro_input_poll_t input_poll_cb;
70static retro_input_state_t input_state_cb;
71static retro_environment_t environ_cb;
72static retro_audio_sample_batch_t audio_batch_cb;
7a8d521f 73static retro_set_rumble_state_t rumble_cb;
74static struct retro_log_callback logging;
75static retro_log_printf_t log_cb;
76
77static unsigned msg_interface_version = 0;
38c2028e 78
79static void *vout_buf;
7a8d521f 80static void *vout_buf_ptr;
70d56ca3 81static int vout_width, vout_height;
308c6e67 82static int vout_fb_dirty;
f6eb0b1c 83static int psx_w, psx_h;
1a6164a1 84static bool vout_can_dupe;
0e5a7b7d 85static bool duping_enable;
7a8d521f 86static bool found_bios;
87static bool display_internal_fps = false;
88static unsigned frame_count = 0;
89static bool libretro_supports_bitmasks = false;
90static bool libretro_supports_option_categories = false;
91static bool show_input_settings = true;
92#ifdef GPU_PEOPS
93static bool show_advanced_gpu_peops_settings = true;
94#endif
95#ifdef GPU_UNAI
96static bool show_advanced_gpu_unai_settings = true;
97#endif
98static float mouse_sensitivity = 1.0f;
99
100typedef enum
101{
102 FRAMESKIP_NONE = 0,
103 FRAMESKIP_AUTO,
104 FRAMESKIP_AUTO_THRESHOLD,
105 FRAMESKIP_FIXED_INTERVAL
106} frameskip_type_t;
107
108static unsigned frameskip_type = FRAMESKIP_NONE;
109static unsigned frameskip_threshold = 0;
110static unsigned frameskip_interval = 0;
111static unsigned frameskip_counter = 0;
112
113static int retro_audio_buff_active = false;
114static unsigned retro_audio_buff_occupancy = 0;
115static int retro_audio_buff_underrun = false;
116
117static unsigned retro_audio_latency = 0;
118static int update_audio_latency = false;
119
120static unsigned previous_width = 0;
121static unsigned previous_height = 0;
70d56ca3 122
38c2028e 123static int plugins_opened;
17f84149 124static int is_pal_mode;
38c2028e 125
f9f60dae
TK		 126/* memory card data */
127extern char Mcd1Data[MCD_SIZE];
7a8d521f 128extern char Mcd2Data[MCD_SIZE];
f9f60dae 129extern char McdDisable[2];
38c2028e 130
131/* PCSX ReARMed core calls and stuff */
7a8d521f 132int in_type[8] = {
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 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE
137};
138int in_analog_left[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
139int in_analog_right[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
140unsigned short in_keystate[PORTS_NUMBER];
141int in_mouse[8][2];
142int multitap1 = 0;
143int multitap2 = 0;
4e477065 144int in_enable_vibration = 1;
38c2028e 145
7a8d521f 146// NegCon adjustment parameters
147// > The NegCon 'twist' action is somewhat awkward when mapped
148// to a standard analog stick -> user should be able to tweak
149// response/deadzone for comfort
150// > When response is linear, 'additional' deadzone (set here)
151// may be left at zero, since this is normally handled via in-game
152// options menus
153// > When response is non-linear, deadzone should be set to match the
154// controller being used (otherwise precision may be lost)
155// > negcon_linearity:
156// - 1: Response is linear - recommended when using racing wheel
157// peripherals, not recommended for standard gamepads
158// - 2: Response is quadratic - optimal setting for gamepads
159// - 3: Response is cubic - enables precise fine control, but
160// difficult to use...
161#define NEGCON_RANGE 0x7FFF
162static int negcon_deadzone = 0;
163static int negcon_linearity = 1;
164
165static bool axis_bounds_modifier;
166
805fe9bc 167/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
7a8d521f 168#define VOUT_MAX_WIDTH 1024
805fe9bc 169#define VOUT_MAX_HEIGHT 512
170
7a8d521f 171//Dummy functions
172bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) { return false; }
173void retro_unload_game(void) {}
174static int vout_open(void) { return 0; }
175static void vout_close(void) {}
176static int snd_init(void) { return 0; }
177static void snd_finish(void) {}
178static int snd_busy(void) { return 0; }
179
180#define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
181#define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
182#define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
183#define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
184#define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
185#define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
186#define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
187#define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
188#define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
189
7df396ea
TK		 190static void init_memcard(char *mcd_data)
191{
7a8d521f 192 unsigned off = 0;
193 unsigned i;
7df396ea 194
7a8d521f 195 memset(mcd_data, 0, MCD_SIZE);
7df396ea 196
7a8d521f 197 mcd_data[off++] = 'M';
198 mcd_data[off++] = 'C';
199 off += 0x7d;
200 mcd_data[off++] = 0x0e;
7df396ea 201
7a8d521f 202 for (i = 0; i < 15; i++)
203 {
204 mcd_data[off++] = 0xa0;
205 off += 0x07;
206 mcd_data[off++] = 0xff;
207 mcd_data[off++] = 0xff;
208 off += 0x75;
209 mcd_data[off++] = 0xa0;
210 }
7df396ea 211
7a8d521f 212 for (i = 0; i < 20; i++)
213 {
214 mcd_data[off++] = 0xff;
215 mcd_data[off++] = 0xff;
216 mcd_data[off++] = 0xff;
217 mcd_data[off++] = 0xff;
218 off += 0x04;
219 mcd_data[off++] = 0xff;
220 mcd_data[off++] = 0xff;
221 off += 0x76;
222 }
7df396ea
TK		 223}
224
7a8d521f 225static void set_vout_fb()
38c2028e 226{
7a8d521f 227 struct retro_framebuffer fb = { 0 };
228
229 fb.width = vout_width;
230 fb.height = vout_height;
231 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
232
233 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
234 vout_buf_ptr = (uint16_t *)fb.data;
235 else
236 vout_buf_ptr = vout_buf;
38c2028e 237}
238
e4c83ca6 239static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
38c2028e 240{
7a8d521f 241 vout_width = w;
242 vout_height = h;
f6eb0b1c 243 psx_w = raw_w;
244 psx_h = raw_h;
7a8d521f 245
246 if (previous_width != vout_width || previous_height != vout_height)
247 {
248 previous_width = vout_width;
249 previous_height = vout_height;
250
251 struct retro_system_av_info info;
252 retro_get_system_av_info(&info);
253 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
254 }
255
256 set_vout_fb();
38c2028e 257}
258
cc4f9b70 259#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 260static void convert(void *buf, size_t bytes)
38c2028e 261{
7a8d521f 262 unsigned int i, v, *p = buf;
38c2028e 263
7a8d521f 264 for (i = 0; i < bytes / 4; i++)
265 {
266 v = p[i];
267 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
268 }
38c2028e 269}
46aa5b98 270#endif
38c2028e 271
308c6e67 272static void vout_flip(const void *vram, int stride, int bgr24,
273 int x, int y, int w, int h, int dims_changed)
38c2028e 274{
7a8d521f 275 unsigned short *dest = vout_buf_ptr;
276 const unsigned short *src = vram;
277 int dstride = vout_width, h1 = h;
7a8d521f 278
308c6e67 279 if (vram == NULL || dims_changed)
7a8d521f 280 {
308c6e67 281 memset(vout_buf_ptr, 0, dstride * vout_height * 2);
7a8d521f 282 // blanking
308c6e67 283 if (vram == NULL)
284 goto out;
7a8d521f 285 }
286
308c6e67 287 dest += x + y * dstride;
7a8d521f 288
289 if (bgr24)
290 {
291 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
292 for (; h1-- > 0; dest += dstride, src += stride)
293 {
294 bgr888_to_rgb565(dest, src, w * 3);
295 }
296 }
297 else
298 {
299 for (; h1-- > 0; dest += dstride, src += stride)
300 {
301 bgr555_to_rgb565(dest, src, w * 2);
302 }
303 }
38c2028e 304
fa56d360 305out:
46aa5b98 306#ifndef FRONTEND_SUPPORTS_RGB565
7a8d521f 307 convert(vout_buf_ptr, vout_width * vout_height * 2);
308#endif
309 vout_fb_dirty = 1;
310 pl_rearmed_cbs.flip_cnt++;
311}
312
313#ifdef _3DS
314typedef struct
315{
316 void *buffer;
317 uint32_t target_map;
318 size_t size;
319 enum psxMapTag tag;
320} psx_map_t;
321
322psx_map_t custom_psx_maps[] = {
323 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
324 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
325 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
326 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
327 { NULL, 0x12000000, 0x200000, MAP_TAG_VRAM }, // 0x00000000
328};
329
330void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
331 enum psxMapTag tag)
332{
333 (void)is_fixed;
334 (void)addr;
335
336 if (__ctr_svchax)
337 {
338 psx_map_t *custom_map = custom_psx_maps;
339
340 for (; custom_map->size; custom_map++)
341 {
342 if ((custom_map->size == size) && (custom_map->tag == tag))
343 {
344 uint32_t ptr_aligned, tmp;
345
346 custom_map->buffer = malloc(size + 0x1000);
347 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
348
349 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
350 {
351 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
352 exit(1);
353 }
354
355 return (void *)custom_map->target_map;
356 }
357 }
358 }
359
360 return malloc(size);
361}
362
363void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
364{
365 (void)tag;
366
367 if (__ctr_svchax)
368 {
369 psx_map_t *custom_map = custom_psx_maps;
370
371 for (; custom_map->size; custom_map++)
372 {
373 if ((custom_map->target_map == (uint32_t)ptr))
374 {
375 uint32_t ptr_aligned, tmp;
376
377 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
378
379 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
380
381 free(custom_map->buffer);
382 custom_map->buffer = NULL;
383 return;
384 }
385 }
386 }
387
388 free(ptr);
389}
390#endif
391
392#ifdef VITA
393typedef struct
394{
395 void *buffer;
396 uint32_t target_map;
397 size_t size;
398 enum psxMapTag tag;
399} psx_map_t;
400
401void *addr = NULL;
402
403psx_map_t custom_psx_maps[] = {
404 { NULL, NULL, 0x210000, MAP_TAG_RAM }, // 0x80000000
405 { NULL, NULL, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
406 { NULL, NULL, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
407 { NULL, NULL, 0x800000, MAP_TAG_LUTS }, // 0x08000000
408 { NULL, NULL, 0x200000, MAP_TAG_VRAM }, // 0x00000000
409};
410
411int init_vita_mmap()
412{
413 int n;
414 void *tmpaddr;
415 addr = malloc(64 * 1024 * 1024);
416 if (addr == NULL)
417 return -1;
418 tmpaddr = ((u32)(addr + 0xFFFFFF)) & ~0xFFFFFF;
419 custom_psx_maps[0].buffer = tmpaddr + 0x2000000;
420 custom_psx_maps[1].buffer = tmpaddr + 0x1800000;
421 custom_psx_maps[2].buffer = tmpaddr + 0x1c00000;
422 custom_psx_maps[3].buffer = tmpaddr + 0x0000000;
423 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
424#if 0
425 for(n = 0; n < 5; n++){
426 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
427 }
46aa5b98 428#endif
7a8d521f 429 return 0;
430}
431
432void deinit_vita_mmap()
433{
434 free(addr);
435}
436
437void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
438 enum psxMapTag tag)
439{
440 (void)is_fixed;
441 (void)addr;
442
443 psx_map_t *custom_map = custom_psx_maps;
444
445 for (; custom_map->size; custom_map++)
446 {
447 if ((custom_map->size == size) && (custom_map->tag == tag))
448 {
449 return custom_map->buffer;
450 }
451 }
452
453 return malloc(size);
38c2028e 454}
455
7a8d521f 456void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
38c2028e 457{
7a8d521f 458 (void)tag;
459
460 psx_map_t *custom_map = custom_psx_maps;
461
462 for (; custom_map->size; custom_map++)
463 {
464 if ((custom_map->buffer == ptr))
465 {
466 return;
467 }
468 }
469
470 free(ptr);
38c2028e 471}
7a8d521f 472#endif
38c2028e 473
cc56203b 474static void *pl_mmap(unsigned int size)
475{
7a8d521f 476 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 477}
478
479static void pl_munmap(void *ptr, unsigned int size)
480{
7a8d521f 481 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 482}
483
38c2028e 484struct rearmed_cbs pl_rearmed_cbs = {
7a8d521f 485 .pl_vout_open = vout_open,
486 .pl_vout_set_mode = vout_set_mode,
487 .pl_vout_flip = vout_flip,
488 .pl_vout_close = vout_close,
489 .mmap = pl_mmap,
490 .munmap = pl_munmap,
491 /* from psxcounters */
492 .gpu_hcnt = &hSyncCount,
493 .gpu_frame_count = &frame_counter,
38c2028e 494};
495
496void pl_frame_limit(void)
497{
7a8d521f 498 /* called once per frame, make psxCpu->Execute() above return */
da65071f 499 stop++;
38c2028e 500}
501
502void pl_timing_prepare(int is_pal)
503{
7a8d521f 504 is_pal_mode = is_pal;
38c2028e 505}
506
f6eb0b1c 507void plat_get_psx_resolution(int *xres, int *yres)
508{
509 *xres = psx_w;
510 *yres = psx_h;
511}
512
d71c7095 513void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 514{
7a8d521f 515 if (!rumble_cb)
516 return;
517
518 if (in_enable_vibration)
519 {
520 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
521 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
522 }
38c2028e 523}
524
2db412ad 525void pl_gun_byte2(int port, unsigned char byte)
38c2028e 526{
527}
528
529/* sound calls */
7a8d521f 530static void snd_feed(void *buf, int bytes)
38c2028e 531{
7a8d521f 532 if (audio_batch_cb != NULL)
533 audio_batch_cb(buf, bytes / 4);
38c2028e 534}
535
7a8d521f 536void out_register_libretro(struct out_driver *drv)
38c2028e 537{
7a8d521f 538 drv->name = "libretro";
539 drv->init = snd_init;
540 drv->finish = snd_finish;
541 drv->busy = snd_busy;
542 drv->feed = snd_feed;
38c2028e 543}
544
7a8d521f 545#define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
546#define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
547#define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
548#define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
549#define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
550#define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
551
552static char *get_pse_pad_label[] = {
553 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
554};
555
556static const struct retro_controller_description pads[7] =
38c2028e 557{
7a8d521f 558 { "standard", RETRO_DEVICE_JOYPAD },
559 { "analog", RETRO_DEVICE_PSE_ANALOG },
560 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
561 { "negcon", RETRO_DEVICE_PSE_NEGCON },
562 { "guncon", RETRO_DEVICE_PSE_GUNCON },
563 { "mouse", RETRO_DEVICE_PSE_MOUSE },
564 { NULL, 0 },
565};
38c2028e 566
7a8d521f 567static const struct retro_controller_info ports[9] =
38c2028e 568{
7a8d521f 569 { pads, 7 },
570 { pads, 7 },
571 { pads, 7 },
572 { pads, 7 },
573 { pads, 7 },
574 { pads, 7 },
575 { pads, 7 },
576 { pads, 7 },
577 { NULL, 0 },
578};
38c2028e 579
7a8d521f 580/* libretro */
581
582static bool update_option_visibility(void)
07c13dfd 583{
7a8d521f 584 struct retro_variable var = {0};
585 struct retro_core_option_display option_display = {0};
586 bool updated = false;
587 unsigned i;
588
589 /* If frontend supports core option categories
590 * then show/hide core option entries are ignored
591 * and no options should be hidden */
592 if (libretro_supports_option_categories)
593 return false;
594
595 var.key = "pcsx_rearmed_show_input_settings";
596 var.value = NULL;
597
598 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
599 {
600 bool show_input_settings_prev =
601 show_input_settings;
602
603 show_input_settings = true;
604 if (strcmp(var.value, "disabled") == 0)
605 show_input_settings = false;
606
607 if (show_input_settings !=
608 show_input_settings_prev)
609 {
610 char input_option[][50] = {
611 "pcsx_rearmed_analog_axis_modifier",
612 "pcsx_rearmed_vibration",
613 "pcsx_rearmed_multitap",
614 "pcsx_rearmed_negcon_deadzone",
615 "pcsx_rearmed_negcon_response",
616 "pcsx_rearmed_input_sensitivity",
617 "pcsx_rearmed_gunconadjustx",
618 "pcsx_rearmed_gunconadjusty",
619 "pcsx_rearmed_gunconadjustratiox",
620 "pcsx_rearmed_gunconadjustratioy"
621 };
622
623 option_display.visible = show_input_settings;
624
625 for (i = 0;
626 i < (sizeof(input_option) /
627 sizeof(input_option[0]));
628 i++)
629 {
630 option_display.key = input_option[i];
631 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
632 &option_display);
633 }
634
635 updated = true;
636 }
637 }
638#ifdef GPU_PEOPS
639 var.key = "pcsx_rearmed_show_gpu_peops_settings";
640 var.value = NULL;
641
642 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
643 {
644 bool show_advanced_gpu_peops_settings_prev =
645 show_advanced_gpu_peops_settings;
646
647 show_advanced_gpu_peops_settings = true;
648 if (strcmp(var.value, "disabled") == 0)
649 show_advanced_gpu_peops_settings = false;
650
651 if (show_advanced_gpu_peops_settings !=
652 show_advanced_gpu_peops_settings_prev)
653 {
654 unsigned i;
655 struct retro_core_option_display option_display;
656 char gpu_peops_option[][45] = {
657 "pcsx_rearmed_gpu_peops_odd_even_bit",
658 "pcsx_rearmed_gpu_peops_expand_screen_width",
659 "pcsx_rearmed_gpu_peops_ignore_brightness",
660 "pcsx_rearmed_gpu_peops_disable_coord_check",
661 "pcsx_rearmed_gpu_peops_lazy_screen_update",
662 "pcsx_rearmed_gpu_peops_repeated_triangles",
663 "pcsx_rearmed_gpu_peops_quads_with_triangles",
664 "pcsx_rearmed_gpu_peops_fake_busy_state"
665 };
666
667 option_display.visible = show_advanced_gpu_peops_settings;
668
669 for (i = 0;
670 i < (sizeof(gpu_peops_option) /
671 sizeof(gpu_peops_option[0]));
672 i++)
673 {
674 option_display.key = gpu_peops_option[i];
675 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
676 &option_display);
677 }
678
679 updated = true;
680 }
681 }
682#endif
683#ifdef GPU_UNAI
684 var.key = "pcsx_rearmed_show_gpu_unai_settings";
685 var.value = NULL;
686
687 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
688 {
689 bool show_advanced_gpu_unai_settings_prev =
690 show_advanced_gpu_unai_settings;
691
692 show_advanced_gpu_unai_settings = true;
693 if (strcmp(var.value, "disabled") == 0)
694 show_advanced_gpu_unai_settings = false;
695
696 if (show_advanced_gpu_unai_settings !=
697 show_advanced_gpu_unai_settings_prev)
698 {
699 unsigned i;
700 struct retro_core_option_display option_display;
701 char gpu_unai_option[][40] = {
702 "pcsx_rearmed_gpu_unai_blending",
703 "pcsx_rearmed_gpu_unai_lighting",
704 "pcsx_rearmed_gpu_unai_fast_lighting",
705 "pcsx_rearmed_gpu_unai_scale_hires",
706 };
707
708 option_display.visible = show_advanced_gpu_unai_settings;
709
710 for (i = 0;
711 i < (sizeof(gpu_unai_option) /
712 sizeof(gpu_unai_option[0]));
713 i++)
714 {
715 option_display.key = gpu_unai_option[i];
716 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
717 &option_display);
718 }
719
720 updated = true;
721 }
722 }
723#endif
724 return updated;
07c13dfd 725}
726
e268a47e 727void retro_set_environment(retro_environment_t cb)
728{
7a8d521f 729 bool option_categories = false;
730#ifdef USE_LIBRETRO_VFS
731 struct retro_vfs_interface_info vfs_iface_info;
7d68d030 732#endif
e268a47e 733
734 environ_cb = cb;
735
7a8d521f 736 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
737 log_cb = logging.log;
738
739 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
740
741 /* Set core options
742 * An annoyance: retro_set_environment() can be called
743 * multiple times, and depending upon the current frontend
744 * state various environment callbacks may be disabled.
745 * This means the reported 'categories_supported' status
746 * may change on subsequent iterations. We therefore have
747 * to record whether 'categories_supported' is true on any
748 * iteration, and latch the result */
749 libretro_set_core_options(environ_cb, &option_categories);
750 libretro_supports_option_categories |= option_categories;
751
752 /* If frontend supports core option categories,
753 * any show/hide core option entries are unused
754 * and should be hidden */
755 if (libretro_supports_option_categories)
756 {
757 struct retro_core_option_display option_display;
758 option_display.visible = false;
759
760 option_display.key = "pcsx_rearmed_show_input_settings";
761 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
762 &option_display);
763
764#ifdef GPU_PEOPS
765 option_display.key = "pcsx_rearmed_show_gpu_peops_settings";
766 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
767 &option_display);
768#endif
769#ifdef GPU_UNAI
770 option_display.key = "pcsx_rearmed_show_gpu_unai_settings";
771 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
772 &option_display);
773#endif
774 }
775 /* If frontend does not support core option
776 * categories, core options may be shown/hidden
777 * at runtime. In this case, register 'update
778 * display' callback, so frontend can update
779 * core options menu without calling retro_run() */
780 else
781 {
782 struct retro_core_options_update_display_callback update_display_cb;
783 update_display_cb.callback = update_option_visibility;
784
785 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_UPDATE_DISPLAY_CALLBACK,
786 &update_display_cb);
787 }
788
789#ifdef USE_LIBRETRO_VFS
790 vfs_iface_info.required_interface_version = 1;
791 vfs_iface_info.iface = NULL;
792 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
793 filestream_vfs_init(&vfs_iface_info);
794#endif
e268a47e 795}
796
38c2028e 797void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
798void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
799void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
800void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
801void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
802
803unsigned retro_api_version(void)
804{
7a8d521f 805 return RETRO_API_VERSION;
806}
807
808static void update_multitap(void)
809{
810 struct retro_variable var = { 0 };
811
812 multitap1 = 0;
813 multitap2 = 0;
814
815 var.value = NULL;
816 var.key = "pcsx_rearmed_multitap";
817 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
818 {
819 if (strcmp(var.value, "port 1") == 0)
820 multitap1 = 1;
821 else if (strcmp(var.value, "port 2") == 0)
822 multitap2 = 1;
823 else if (strcmp(var.value, "ports 1 and 2") == 0)
824 {
825 multitap1 = 1;
826 multitap2 = 1;
827 }
828 }
38c2028e 829}
830
831void retro_set_controller_port_device(unsigned port, unsigned device)
832{
7a8d521f 833 if (port >= PORTS_NUMBER)
834 return;
835
836 switch (device)
837 {
838 case RETRO_DEVICE_JOYPAD:
839 case RETRO_DEVICE_PSE_STANDARD:
840 in_type[port] = PSE_PAD_TYPE_STANDARD;
841 break;
842 case RETRO_DEVICE_PSE_ANALOG:
843 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
844 break;
845 case RETRO_DEVICE_PSE_DUALSHOCK:
846 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
847 break;
848 case RETRO_DEVICE_PSE_MOUSE:
849 in_type[port] = PSE_PAD_TYPE_MOUSE;
850 break;
851 case RETRO_DEVICE_PSE_NEGCON:
852 in_type[port] = PSE_PAD_TYPE_NEGCON;
853 break;
854 case RETRO_DEVICE_PSE_GUNCON:
855 in_type[port] = PSE_PAD_TYPE_GUNCON;
856 break;
857 case RETRO_DEVICE_NONE:
858 default:
859 in_type[port] = PSE_PAD_TYPE_NONE;
860 break;
861 }
862
863 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
38c2028e 864}
865
866void retro_get_system_info(struct retro_system_info *info)
867{
7a8d521f 868#ifndef GIT_VERSION
869#define GIT_VERSION ""
870#endif
871 memset(info, 0, sizeof(*info));
872 info->library_name = "PCSX-ReARMed";
873 info->library_version = "r23l" GIT_VERSION;
0cae7d24 874 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd|iso|exe";
7a8d521f 875 info->need_fullpath = true;
38c2028e 876}
877
878void retro_get_system_av_info(struct retro_system_av_info *info)
879{
7a8d521f 880 unsigned geom_height = vout_height > 0 ? vout_height : 240;
881 unsigned geom_width = vout_width > 0 ? vout_width : 320;
882
883 memset(info, 0, sizeof(*info));
884 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
885 info->timing.sample_rate = 44100.0;
886 info->geometry.base_width = geom_width;
887 info->geometry.base_height = geom_height;
888 info->geometry.max_width = VOUT_MAX_WIDTH;
889 info->geometry.max_height = VOUT_MAX_HEIGHT;
890 info->geometry.aspect_ratio = 4.0 / 3.0;
38c2028e 891}
892
6e921e1d 893/* savestates */
7a8d521f 894size_t retro_serialize_size(void)
895{
896 // it's currently 4380651-4397047 bytes,
897 // but have some reserved for future
898 return 0x440000;
6e921e1d 899}
900
7a8d521f 901struct save_fp
902{
903 char *buf;
904 size_t pos;
905 int is_write;
6e921e1d 906};
907
908static void *save_open(const char *name, const char *mode)
909{
7a8d521f 910 struct save_fp *fp;
6e921e1d 911
7a8d521f 912 if (name == NULL || mode == NULL)
913 return NULL;
6e921e1d 914
7a8d521f 915 fp = malloc(sizeof(*fp));
916 if (fp == NULL)
917 return NULL;
6e921e1d 918
7a8d521f 919 fp->buf = (char *)name;
920 fp->pos = 0;
921 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
6e921e1d 922
7a8d521f 923 return fp;
6e921e1d 924}
925
926static int save_read(void *file, void *buf, u32 len)
927{
7a8d521f 928 struct save_fp *fp = file;
929 if (fp == NULL || buf == NULL)
930 return -1;
6e921e1d 931
7a8d521f 932 memcpy(buf, fp->buf + fp->pos, len);
933 fp->pos += len;
934 return len;
6e921e1d 935}
936
937static int save_write(void *file, const void *buf, u32 len)
938{
7a8d521f 939 struct save_fp *fp = file;
940 if (fp == NULL || buf == NULL)
941 return -1;
6e921e1d 942
7a8d521f 943 memcpy(fp->buf + fp->pos, buf, len);
944 fp->pos += len;
945 return len;
6e921e1d 946}
947
948static long save_seek(void *file, long offs, int whence)
949{
7a8d521f 950 struct save_fp *fp = file;
951 if (fp == NULL)
952 return -1;
6e921e1d 953
7a8d521f 954 switch (whence)
955 {
956 case SEEK_CUR:
957 fp->pos += offs;
958 return fp->pos;
959 case SEEK_SET:
960 fp->pos = offs;
961 return fp->pos;
962 default:
963 return -1;
964 }
6e921e1d 965}
966
967static void save_close(void *file)
968{
7a8d521f 969 struct save_fp *fp = file;
970 size_t r_size = retro_serialize_size();
971 if (fp == NULL)
972 return;
973
974 if (fp->pos > r_size)
975 SysPrintf("ERROR: save buffer overflow detected\n");
976 else if (fp->is_write && fp->pos < r_size)
977 // make sure we don't save trash in leftover space
978 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
979 free(fp);
38c2028e 980}
981
982bool retro_serialize(void *data, size_t size)
7a8d521f 983{
984 int ret = SaveState(data);
985 return ret == 0 ? true : false;
38c2028e 986}
987
988bool retro_unserialize(const void *data, size_t size)
989{
7a8d521f 990 int ret = LoadState(data);
991 return ret == 0 ? true : false;
38c2028e 992}
993
23ea11bd 994/* cheats */
38c2028e 995void retro_cheat_reset(void)
996{
7a8d521f 997 ClearAllCheats();
38c2028e 998}
999
1000void retro_cheat_set(unsigned index, bool enabled, const char *code)
1001{
1e93efc0 1002 int ret = -1;
1003 char *buf;
7a8d521f 1004
1e93efc0 1005 // cheat funcs are destructive, need a copy...
1006 buf = strdup(code);
1007 if (buf == NULL)
1008 goto finish;
6e921e1d 1009
7a8d521f 1010 //Prepare buffered cheat for PCSX's AddCheat fucntion.
1011 int cursor = 0;
1012 int nonhexdec = 0;
1013 while (buf[cursor])
1014 {
1015 if (!(ISHEXDEC))
1016 {
1017 if (++nonhexdec % 2)
1018 {
1019 buf[cursor] = ' ';
1020 }
1021 else
1022 {
1023 buf[cursor] = '\n';
1024 }
1025 }
1026 cursor++;
1027 }
6e921e1d 1028
7a8d521f 1029 if (index < NumCheats)
1030 ret = EditCheat(index, "", buf);
1031 else
1032 ret = AddCheat("", buf);
6e921e1d 1033
1e93efc0 1034finish:
7a8d521f 1035 if (ret != 0)
1036 SysPrintf("Failed to set cheat %#u\n", index);
1037 else if (index < NumCheats)
1038 Cheats[index].Enabled = enabled;
1e93efc0 1039 free(buf);
38c2028e 1040}
1041
7a8d521f 1042// just in case, maybe a win-rt port in the future?
1043#ifdef _WIN32
1044#define SLASH '\\'
1045#else
1046#define SLASH '/'
1047#endif
1048
1049#ifndef PATH_MAX
1050#define PATH_MAX 4096
1051#endif
1052
23ea11bd 1053/* multidisk support */
7a8d521f 1054static unsigned int disk_initial_index;
1055static char disk_initial_path[PATH_MAX];
23ea11bd 1056static bool disk_ejected;
1057static unsigned int disk_current_index;
51ba7408 1058static unsigned int disk_count;
7a8d521f 1059static struct disks_state
1060{
1061 char *fname;
1062 char *flabel;
1063 int internal_index; // for multidisk eboots
23ea11bd 1064} disks[8];
1065
7a8d521f 1066static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
1067{
1068 const char *base = NULL;
1069
1070 if (!disk_path || (*disk_path == '\0'))
1071 return;
1072
1073 base = strrchr(disk_path, SLASH);
1074 if (!base)
1075 base = disk_path;
1076
1077 if (*base == SLASH)
1078 base++;
1079
1080 strncpy(disk_label, base, len - 1);
1081 disk_label[len - 1] = '\0';
1082
1083 char *ext = strrchr(disk_label, '.');
1084 if (ext)
1085 *ext = '\0';
1086}
1087
1088static void disk_init(void)
1089{
1090 size_t i;
1091
1092 disk_ejected = false;
1093 disk_current_index = 0;
1094 disk_count = 0;
1095
1096 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
1097 {
1098 if (disks[i].fname != NULL)
1099 {
1100 free(disks[i].fname);
1101 disks[i].fname = NULL;
1102 }
1103 if (disks[i].flabel != NULL)
1104 {
1105 free(disks[i].flabel);
1106 disks[i].flabel = NULL;
1107 }
1108 disks[i].internal_index = 0;
1109 }
1110}
1111
23ea11bd 1112static bool disk_set_eject_state(bool ejected)
1113{
7a8d521f 1114 // weird PCSX API..
1115 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
1116 LidInterrupt();
23ea11bd 1117
7a8d521f 1118 disk_ejected = ejected;
1119 return true;
23ea11bd 1120}
1121
1122static bool disk_get_eject_state(void)
1123{
7a8d521f 1124 /* can't be controlled by emulated software */
1125 return disk_ejected;
23ea11bd 1126}
1127
1128static unsigned int disk_get_image_index(void)
1129{
7a8d521f 1130 return disk_current_index;
23ea11bd 1131}
1132
1133static bool disk_set_image_index(unsigned int index)
1134{
7a8d521f 1135 if (index >= sizeof(disks) / sizeof(disks[0]))
1136 return false;
23ea11bd 1137
7a8d521f 1138 CdromId[0] = '\0';
1139 CdromLabel[0] = '\0';
23ea11bd 1140
7a8d521f 1141 if (disks[index].fname == NULL)
1142 {
1143 SysPrintf("missing disk #%u\n", index);
1144 CDR_shutdown();
23ea11bd 1145
7a8d521f 1146 // RetroArch specifies "no disk" with index == count,
1147 // so don't fail here..
1148 disk_current_index = index;
1149 return true;
1150 }
23ea11bd 1151
7a8d521f 1152 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
1153 disks[index].fname, disks[index].internal_index);
23ea11bd 1154
7a8d521f 1155 cdrIsoMultidiskSelect = disks[index].internal_index;
1156 set_cd_image(disks[index].fname);
1157 if (ReloadCdromPlugin() < 0)
1158 {
1159 SysPrintf("failed to load cdr plugin\n");
1160 return false;
1161 }
1162 if (CDR_open() < 0)
1163 {
1164 SysPrintf("failed to open cdr plugin\n");
1165 return false;
1166 }
23ea11bd 1167
7a8d521f 1168 if (!disk_ejected)
1169 {
1170 SetCdOpenCaseTime(time(NULL) + 2);
1171 LidInterrupt();
1172 }
23ea11bd 1173
7a8d521f 1174 disk_current_index = index;
1175 return true;
23ea11bd 1176}
1177
1178static unsigned int disk_get_num_images(void)
1179{
7a8d521f 1180 return disk_count;
23ea11bd 1181}
1182
1183static bool disk_replace_image_index(unsigned index,
7a8d521f 1184 const struct retro_game_info *info)
23ea11bd 1185{
7a8d521f 1186 char *old_fname = NULL;
1187 char *old_flabel = NULL;
1188 bool ret = true;
1189
1190 if (index >= sizeof(disks) / sizeof(disks[0]))
1191 return false;
1192
1193 old_fname = disks[index].fname;
1194 old_flabel = disks[index].flabel;
1195
1196 disks[index].fname = NULL;
1197 disks[index].flabel = NULL;
1198 disks[index].internal_index = 0;
1199
1200 if (info != NULL)
1201 {
1202 char disk_label[PATH_MAX];
1203 disk_label[0] = '\0';
1204
1205 disks[index].fname = strdup(info->path);
23ea11bd 1206
7a8d521f 1207 get_disk_label(disk_label, info->path, PATH_MAX);
1208 disks[index].flabel = strdup(disk_label);
23ea11bd 1209
7a8d521f 1210 if (index == disk_current_index)
1211 ret = disk_set_image_index(index);
1212 }
23ea11bd 1213
7a8d521f 1214 if (old_fname != NULL)
1215 free(old_fname);
23ea11bd 1216
7a8d521f 1217 if (old_flabel != NULL)
1218 free(old_flabel);
23ea11bd 1219
7a8d521f 1220 return ret;
23ea11bd 1221}
1222
1223static bool disk_add_image_index(void)
1224{
7a8d521f 1225 if (disk_count >= 8)
1226 return false;
51ba7408 1227
7a8d521f 1228 disk_count++;
1229 return true;
23ea11bd 1230}
1231
7a8d521f 1232static bool disk_set_initial_image(unsigned index, const char *path)
1233{
1234 if (index >= sizeof(disks) / sizeof(disks[0]))
1235 return false;
23ea11bd 1236
7a8d521f 1237 if (!path || (*path == '\0'))
1238 return false;
9fba39a9 1239
7a8d521f 1240 disk_initial_index = index;
9fba39a9 1241
7a8d521f 1242 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1243 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1244
1245 return true;
9fba39a9
T		 1246}
1247
7a8d521f 1248static bool disk_get_image_path(unsigned index, char *path, size_t len)
9fba39a9 1249{
7a8d521f 1250 const char *fname = NULL;
9fba39a9 1251
7a8d521f 1252 if (len < 1)
1253 return false;
9fba39a9 1254
7a8d521f 1255 if (index >= sizeof(disks) / sizeof(disks[0]))
1256 return false;
1257
1258 fname = disks[index].fname;
1259
1260 if (!fname || (*fname == '\0'))
1261 return false;
1262
1263 strncpy(path, fname, len - 1);
1264 path[len - 1] = '\0';
1265
1266 return true;
1267}
1268
1269static bool disk_get_image_label(unsigned index, char *label, size_t len)
1270{
1271 const char *flabel = NULL;
1272
1273 if (len < 1)
1274 return false;
1275
1276 if (index >= sizeof(disks) / sizeof(disks[0]))
1277 return false;
1278
1279 flabel = disks[index].flabel;
1280
1281 if (!flabel || (*flabel == '\0'))
1282 return false;
1283
1284 strncpy(label, flabel, len - 1);
1285 label[len - 1] = '\0';
1286
1287 return true;
1288}
1289
1290static struct retro_disk_control_callback disk_control = {
1291 .set_eject_state = disk_set_eject_state,
1292 .get_eject_state = disk_get_eject_state,
1293 .get_image_index = disk_get_image_index,
1294 .set_image_index = disk_set_image_index,
1295 .get_num_images = disk_get_num_images,
1296 .replace_image_index = disk_replace_image_index,
1297 .add_image_index = disk_add_image_index,
1298};
1299
1300static struct retro_disk_control_ext_callback disk_control_ext = {
1301 .set_eject_state = disk_set_eject_state,
1302 .get_eject_state = disk_get_eject_state,
1303 .get_image_index = disk_get_image_index,
1304 .set_image_index = disk_set_image_index,
1305 .get_num_images = disk_get_num_images,
1306 .replace_image_index = disk_replace_image_index,
1307 .add_image_index = disk_add_image_index,
1308 .set_initial_image = disk_set_initial_image,
1309 .get_image_path = disk_get_image_path,
1310 .get_image_label = disk_get_image_label,
1311};
1312
1313static char base_dir[1024];
1314
1315static bool read_m3u(const char *file)
1316{
1317 char line[1024];
1318 char name[PATH_MAX];
1319 FILE *fp = fopen(file, "r");
1320 if (!fp)
1321 return false;
1322
1323 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
1324 {
1325 if (line[0] == '#')
1326 continue;
1327 char *carrige_return = strchr(line, '\r');
1328 if (carrige_return)
1329 *carrige_return = '\0';
1330 char *newline = strchr(line, '\n');
1331 if (newline)
1332 *newline = '\0';
1333
1334 if (line[0] != '\0')
1335 {
1336 char disk_label[PATH_MAX];
1337 disk_label[0] = '\0';
1338
1339 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1340 disks[disk_count].fname = strdup(name);
1341
1342 get_disk_label(disk_label, name, PATH_MAX);
1343 disks[disk_count].flabel = strdup(disk_label);
1344
1345 disk_count++;
1346 }
1347 }
1348
1349 fclose(fp);
1350 return (disk_count != 0);
1351}
1352
1353static void extract_directory(char *buf, const char *path, size_t size)
1354{
1355 char *base;
1356 strncpy(buf, path, size - 1);
1357 buf[size - 1] = '\0';
1358
1359 base = strrchr(buf, '/');
1360 if (!base)
1361 base = strrchr(buf, '\\');
1362
1363 if (base)
1364 *base = '\0';
1365 else
1366 {
9fba39a9
T		 1367 buf[0] = '.';
1368 buf[1] = '\0';
1369 }
1370}
1371
003cfc63 1372#if defined(__QNX__) || defined(_WIN32)
41294f4d 1373/* Blackberry QNX doesn't have strcasestr */
1374
1375/*
1376 * Find the first occurrence of find in s, ignore case.
1377 */
1378char *
7a8d521f 1379strcasestr(const char *s, const char *find)
1380{
1381 char c, sc;
1382 size_t len;
1383
1384 if ((c = *find++) != 0)
1385 {
1386 c = tolower((unsigned char)c);
1387 len = strlen(find);
1388 do
1389 {
1390 do
1391 {
1392 if ((sc = *s++) == 0)
1393 return (NULL);
1394 } while ((char)tolower((unsigned char)sc) != c);
1395 } while (strncasecmp(s, find, len) != 0);
1396 s--;
1397 }
1398 return ((char *)s);
41294f4d 1399}
1400#endif
1401
7a8d521f 1402static void set_retro_memmap(void)
1403{
1404#ifndef NDEBUG
1405 struct retro_memory_map retromap = { 0 };
1406 struct retro_memory_descriptor mmap = {
1407 0, psxM, 0, 0, 0, 0, 0x200000
1408 };
1409
1410 retromap.descriptors = &mmap;
1411 retromap.num_descriptors = 1;
1412
1413 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1414#endif
1415}
1416
1417static void retro_audio_buff_status_cb(
1418 bool active, unsigned occupancy, bool underrun_likely)
1419{
1420 retro_audio_buff_active = active;
1421 retro_audio_buff_occupancy = occupancy;
1422 retro_audio_buff_underrun = underrun_likely;
1423}
1424
1425static void retro_set_audio_buff_status_cb(void)
1426{
1427 if (frameskip_type == FRAMESKIP_NONE)
1428 {
1429 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1430 retro_audio_latency = 0;
1431 }
1432 else
1433 {
1434 bool calculate_audio_latency = true;
1435
1436 if (frameskip_type == FRAMESKIP_FIXED_INTERVAL)
1437 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1438 else
1439 {
1440 struct retro_audio_buffer_status_callback buf_status_cb;
1441 buf_status_cb.callback = retro_audio_buff_status_cb;
1442 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1443 &buf_status_cb))
1444 {
1445 retro_audio_buff_active = false;
1446 retro_audio_buff_occupancy = 0;
1447 retro_audio_buff_underrun = false;
1448 retro_audio_latency = 0;
1449 calculate_audio_latency = false;
1450 }
1451 }
1452
1453 if (calculate_audio_latency)
1454 {
1455 /* Frameskip is enabled - increase frontend
1456 * audio latency to minimise potential
1457 * buffer underruns */
1458 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1459
1460 /* Set latency to 6x current frame time... */
1461 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1462
1463 /* ...then round up to nearest multiple of 32 */
1464 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1465 }
1466 }
1467
1468 update_audio_latency = true;
1469 frameskip_counter = 0;
1470}
1471
1472static void update_variables(bool in_flight);
38c2028e 1473bool retro_load_game(const struct retro_game_info *info)
1474{
7a8d521f 1475 size_t i;
1476 unsigned int cd_index = 0;
1477 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
8cddf575 1478 bool is_exe = (strcasestr(info->path, ".exe") != NULL);
1479 int ret;
9fba39a9 1480
e3f8313f 1481 struct retro_input_descriptor desc[] = {
7a8d521f 1482#define JOYP(port) \
1483 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1484 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1485 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1486 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1487 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1488 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1489 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1490 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1491 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1492 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1493 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1494 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1495 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1496 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1497 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1498 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1499 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1500 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1501 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1502 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" }, \
1503 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER, "Gun Trigger" }, \
1504 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD, "Gun Reload" }, \
1505 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A, "Gun Aux A" }, \
1506 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B, "Gun Aux B" },
1507
1508 JOYP(0)
1509 JOYP(1)
1510 JOYP(2)
1511 JOYP(3)
1512 JOYP(4)
1513 JOYP(5)
1514 JOYP(6)
1515 JOYP(7)
e3f8313f 1516
1517 { 0 },
1518 };
1519
7a8d521f 1520 frame_count = 0;
1521
e3f8313f 1522 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1523
46aa5b98 1524#ifdef FRONTEND_SUPPORTS_RGB565
7a8d521f 1525 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1526 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
1527 {
1528 SysPrintf("RGB565 supported, using it\n");
1529 }
46aa5b98 1530#endif
c19aba43 1531
7a8d521f 1532 if (info == NULL || info->path == NULL)
1533 {
1534 SysPrintf("info->path required\n");
1535 return false;
1536 }
23ea11bd 1537
7a8d521f 1538 update_variables(false);
38c2028e 1539
7a8d521f 1540 if (plugins_opened)
1541 {
1542 ClosePlugins();
1543 plugins_opened = 0;
1544 }
23ea11bd 1545
7a8d521f 1546 disk_init();
9fba39a9 1547
7a8d521f 1548 extract_directory(base_dir, info->path, sizeof(base_dir));
23ea11bd 1549
7a8d521f 1550 if (is_m3u)
1551 {
1552 if (!read_m3u(info->path))
1553 {
1554 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1555 return false;
1556 }
1557 }
1558 else
1559 {
1560 char disk_label[PATH_MAX];
1561 disk_label[0] = '\0';
38c2028e 1562
7a8d521f 1563 disk_count = 1;
1564 disks[0].fname = strdup(info->path);
38c2028e 1565
7a8d521f 1566 get_disk_label(disk_label, info->path, PATH_MAX);
1567 disks[0].flabel = strdup(disk_label);
1568 }
38c2028e 1569
7a8d521f 1570 /* If this is an M3U file, attempt to set the
1571 * initial disk image */
1572 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
1573 {
1574 const char *fname = disks[disk_initial_index].fname;
38c2028e 1575
7a8d521f 1576 if (fname && (*fname != '\0'))
1577 if (strcmp(disk_initial_path, fname) == 0)
1578 cd_index = disk_initial_index;
1579 }
38c2028e 1580
7a8d521f 1581 set_cd_image(disks[cd_index].fname);
1582 disk_current_index = cd_index;
38c2028e 1583
7a8d521f 1584 /* have to reload after set_cd_image for correct cdr plugin */
1585 if (LoadPlugins() == -1)
1586 {
1587 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1588 return false;
1589 }
38c2028e 1590
7a8d521f 1591 plugins_opened = 1;
1592 NetOpened = 0;
38c2028e 1593
7a8d521f 1594 if (OpenPlugins() == -1)
1595 {
1596 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1597 return false;
1598 }
23ea11bd 1599
7a8d521f 1600 /* Handle multi-disk images (i.e. PBP)
1601 * > Cannot do this until after OpenPlugins() is
1602 * called (since this sets the value of
1603 * cdrIsoMultidiskCount) */
1604 if (!is_m3u && (cdrIsoMultidiskCount > 1))
1605 {
1606 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
38c2028e 1607
7a8d521f 1608 /* Small annoyance: We need to change the label
1609 * of disk 0, so have to clear existing entries */
1610 if (disks[0].fname != NULL)
1611 free(disks[0].fname);
1612 disks[0].fname = NULL;
38c2028e 1613
7a8d521f 1614 if (disks[0].flabel != NULL)
1615 free(disks[0].flabel);
1616 disks[0].flabel = NULL;
1617
1618 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
1619 {
1620 char disk_name[PATH_MAX - 16] = { 0 };
1621 char disk_label[PATH_MAX] = { 0 };
1622
1623 disks[i].fname = strdup(info->path);
1624
1625 get_disk_label(disk_name, info->path, sizeof(disk_name));
1626 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
1627 disks[i].flabel = strdup(disk_label);
1628
1629 disks[i].internal_index = i;
1630 }
1631
1632 /* This is not an M3U file, so initial disk
1633 * image has not yet been set - attempt to
1634 * do so now */
1635 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
1636 {
1637 const char *fname = disks[disk_initial_index].fname;
1638
1639 if (fname && (*fname != '\0'))
1640 if (strcmp(disk_initial_path, fname) == 0)
1641 cd_index = disk_initial_index;
1642 }
1643
1644 if (cd_index > 0)
1645 {
1646 CdromId[0] = '\0';
1647 CdromLabel[0] = '\0';
1648
1649 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
1650 disk_current_index = cd_index;
1651 set_cd_image(disks[cd_index].fname);
1652
1653 if (ReloadCdromPlugin() < 0)
1654 {
1655 log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
1656 return false;
1657 }
1658 if (CDR_open() < 0)
1659 {
1660 log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
1661 return false;
1662 }
1663 }
1664 }
1665
1666 /* set ports to use "standard controller" initially */
1667 for (i = 0; i < 8; ++i)
1668 in_type[i] = PSE_PAD_TYPE_STANDARD;
1669
1670 plugin_call_rearmed_cbs();
1671 /* dfinput_activate(); */
1672
8cddf575 1673 if (!is_exe && CheckCdrom() == -1)
7a8d521f 1674 {
1675 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1676 return false;
1677 }
1678
1679 SysReset();
1680
8cddf575 1681 if (is_exe)
1682 ret = Load(info->path);
1683 else
1684 ret = LoadCdrom();
1685 if (ret != 0)
7a8d521f 1686 {
8cddf575 1687 log_cb(RETRO_LOG_INFO, "could not load %s (%d)\n", is_exe ? "exe" : "CD", ret);
7a8d521f 1688 return false;
1689 }
1690 emu_on_new_cd(0);
1691
1692 set_retro_memmap();
1693 retro_set_audio_buff_status_cb();
1694
1695 return true;
38c2028e 1696}
1697
1698unsigned retro_get_region(void)
1699{
7a8d521f 1700 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1701}
1702
1703void *retro_get_memory_data(unsigned id)
1704{
7a8d521f 1705 if (id == RETRO_MEMORY_SAVE_RAM)
1706 return Mcd1Data;
1707 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1708 return psxM;
1709 else
1710 return NULL;
38c2028e 1711}
1712
1713size_t retro_get_memory_size(unsigned id)
1714{
7a8d521f 1715 if (id == RETRO_MEMORY_SAVE_RAM)
1716 return MCD_SIZE;
1717 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1718 return 0x200000;
1719 else
1720 return 0;
38c2028e 1721}
1722
1723void retro_reset(void)
1724{
7a8d521f 1725 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1726 rebootemu = 1;
1727 //SysReset();
38c2028e 1728}
1729
1730static const unsigned short retro_psx_map[] = {
7a8d521f 1731 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1732 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1733 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1734 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1735 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1736 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1737 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1738 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1739 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1740 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1741 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1742 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1743 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1744 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1745 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1746 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
38c2028e 1747};
1748#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1749
7a8d521f 1750//Percentage distance of screen to adjust
1751static int GunconAdjustX = 0;
1752static int GunconAdjustY = 0;
1753
1754//Used when out by a percentage
1755static float GunconAdjustRatioX = 1;
1756static float GunconAdjustRatioY = 1;
1757
805fe9bc 1758static void update_variables(bool in_flight)
e268a47e 1759{
e268a47e 1760 struct retro_variable var;
7a8d521f 1761#ifdef GPU_PEOPS
1762 // Always enable GPU_PEOPS_OLD_FRAME_SKIP flag
1763 // (this is set in standalone, with no option
1764 // to change it)
1765 int gpu_peops_fix = GPU_PEOPS_OLD_FRAME_SKIP;
1766#endif
1767 frameskip_type_t prev_frameskip_type;
1768
1769 var.value = NULL;
1770 var.key = "pcsx_rearmed_frameskip_type";
1771
1772 prev_frameskip_type = frameskip_type;
1773 frameskip_type = FRAMESKIP_NONE;
1774 pl_rearmed_cbs.frameskip = 0;
1775
1776 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1777 {
1778 if (strcmp(var.value, "auto") == 0)
1779 frameskip_type = FRAMESKIP_AUTO;
1780 if (strcmp(var.value, "auto_threshold") == 0)
1781 frameskip_type = FRAMESKIP_AUTO_THRESHOLD;
1782 if (strcmp(var.value, "fixed_interval") == 0)
1783 frameskip_type = FRAMESKIP_FIXED_INTERVAL;
1784 }
1785
1786 if (frameskip_type != 0)
1787 pl_rearmed_cbs.frameskip = -1;
7d68d030 1788
e268a47e 1789 var.value = NULL;
7a8d521f 1790 var.key = "pcsx_rearmed_frameskip_threshold";
1791 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1792 {
1793 frameskip_threshold = strtol(var.value, NULL, 10);
1794 }
e268a47e 1795
7a8d521f 1796 var.value = NULL;
1797 var.key = "pcsx_rearmed_frameskip_interval";
1798 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1799 {
1800 frameskip_interval = strtol(var.value, NULL, 10);
1801 }
9f5a28d9 1802
1803 var.value = NULL;
4e477065 1804 var.key = "pcsx_rearmed_region";
7a8d521f 1805 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 1806 {
1807 Config.PsxAuto = 0;
7a8d521f 1808 if (strcmp(var.value, "auto") == 0)
9f5a28d9 1809 Config.PsxAuto = 1;
1810 else if (strcmp(var.value, "NTSC") == 0)
1811 Config.PsxType = 0;
1812 else if (strcmp(var.value, "PAL") == 0)
1813 Config.PsxType = 1;
1814 }
4615b075 1815
7a8d521f 1816 update_multitap();
1817
4615b075 1818 var.value = NULL;
7a8d521f 1819 var.key = "pcsx_rearmed_negcon_deadzone";
1820 negcon_deadzone = 0;
1821 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1822 {
1823 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1824 }
4615b075 1825
7a8d521f 1826 var.value = NULL;
1827 var.key = "pcsx_rearmed_negcon_response";
1828 negcon_linearity = 1;
1829 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
4615b075 1830 {
7a8d521f 1831 if (strcmp(var.value, "quadratic") == 0)
1832 {
1833 negcon_linearity = 2;
1834 }
1835 else if (strcmp(var.value, "cubic") == 0)
1836 {
1837 negcon_linearity = 3;
1838 }
1839 }
1840
1841 var.value = NULL;
1842 var.key = "pcsx_rearmed_analog_axis_modifier";
1843 axis_bounds_modifier = true;
1844 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1845 {
1846 if (strcmp(var.value, "square") == 0)
1847 {
1848 axis_bounds_modifier = true;
1849 }
1850 else if (strcmp(var.value, "circle") == 0)
1851 {
1852 axis_bounds_modifier = false;
1853 }
1854 }
1855
1856 var.value = NULL;
1857 var.key = "pcsx_rearmed_vibration";
1858
1859 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1860 {
1861 if (strcmp(var.value, "disabled") == 0)
1862 in_enable_vibration = 0;
1863 else if (strcmp(var.value, "enabled") == 0)
1864 in_enable_vibration = 1;
4615b075 1865 }
1866
4e477065 1867 var.value = NULL;
7a8d521f 1868 var.key = "pcsx_rearmed_dithering";
4e477065 1869
7a8d521f 1870 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
4e477065 1871 {
7a8d521f 1872 if (strcmp(var.value, "disabled") == 0)
1873 {
1874 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1875 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1876 pl_rearmed_cbs.gpu_unai.dithering = 0;
1877#ifdef GPU_NEON
1878 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1879#endif
1880 }
1881 else if (strcmp(var.value, "enabled") == 0)
1882 {
1883 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1884 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1885 pl_rearmed_cbs.gpu_unai.dithering = 1;
1886#ifdef GPU_NEON
1887 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1888#endif
1889 }
4e477065 1890 }
1891
7a8d521f 1892#ifdef GPU_NEON
1893 var.value = NULL;
fdcde643 1894 var.key = "pcsx_rearmed_neon_interlace_enable_v2";
9f5a28d9 1895
7a8d521f 1896 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 1897 {
1898 if (strcmp(var.value, "disabled") == 0)
1899 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1900 else if (strcmp(var.value, "enabled") == 0)
1901 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
fdcde643 1902 else // auto
1903 pl_rearmed_cbs.gpu_neon.allow_interlace = 2;
9f5a28d9 1904 }
1905
7d68d030 1906 var.value = NULL;
55e5626b 1907 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 1908
7a8d521f 1909 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
7d68d030 1910 {
1911 if (strcmp(var.value, "disabled") == 0)
1912 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1913 else if (strcmp(var.value, "enabled") == 0)
1914 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1915 }
354329fa 1916
1917 var.value = NULL;
55e5626b 1918 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 1919
7a8d521f 1920 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
354329fa 1921 {
1922 if (strcmp(var.value, "disabled") == 0)
1923 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1924 else if (strcmp(var.value, "enabled") == 0)
1925 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1926 }
094ec204 1927#endif
0e5a7b7d 1928
7a8d521f 1929 var.value = NULL;
0e5a7b7d 1930 var.key = "pcsx_rearmed_duping_enable";
1931
7a8d521f 1932 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
0e5a7b7d 1933 {
7a8d521f 1934 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 1935 duping_enable = false;
7a8d521f 1936 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 1937 duping_enable = true;
1938 }
1939
7a8d521f 1940 var.value = NULL;
1941 var.key = "pcsx_rearmed_display_internal_fps";
1942
1943 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1944 {
1945 if (strcmp(var.value, "disabled") == 0)
1946 display_internal_fps = false;
1947 else if (strcmp(var.value, "enabled") == 0)
1948 display_internal_fps = true;
1949 }
1950
1951 //
1952 // CPU emulation related config
48f615ba 1953#ifndef DRC_DISABLE
1954 var.value = NULL;
4e477065 1955 var.key = "pcsx_rearmed_drc";
48f615ba 1956
7a8d521f 1957 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
1958 var.value = "enabled";
1959
48f615ba 1960 {
1961 R3000Acpu *prev_cpu = psxCpu;
1962
7a8d521f 1963#ifdef _3DS
1964 if (!__ctr_svchax)
1965 Config.Cpu = CPU_INTERPRETER;
1966 else
1967#endif
1da9b9ae 1968 if (strcmp(var.value, "disabled") == 0)
48f615ba 1969 Config.Cpu = CPU_INTERPRETER;
1970 else if (strcmp(var.value, "enabled") == 0)
1971 Config.Cpu = CPU_DYNAREC;
1972
1973 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
7a8d521f 1974 if (psxCpu != prev_cpu)
1975 {
980f7a58 1976 prev_cpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL);
48f615ba 1977 prev_cpu->Shutdown();
1978 psxCpu->Init();
980f7a58 1979 psxCpu->Reset();
1980 psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL);
48f615ba 1981 }
1982 }
7a8d521f 1983#endif /* !DRC_DISABLE */
1984
1985 var.value = NULL;
1986 var.key = "pcsx_rearmed_psxclock";
1987 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1988 {
1989 int psxclock = atoi(var.value);
1990 Config.cycle_multiplier = 10000 / psxclock;
1991 }
1992
1993#if !defined(DRC_DISABLE) && !defined(LIGHTREC)
1994 var.value = NULL;
1995 var.key = "pcsx_rearmed_nosmccheck";
1996 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1997 {
1998 if (strcmp(var.value, "enabled") == 0)
1999 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
2000 else
2001 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2002 }
2003
2004 var.value = NULL;
2005 var.key = "pcsx_rearmed_gteregsunneeded";
2006 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2007 {
2008 if (strcmp(var.value, "enabled") == 0)
2009 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2010 else
2011 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2012 }
2013
2014 var.value = NULL;
2015 var.key = "pcsx_rearmed_nogteflags";
2016 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2017 {
2018 if (strcmp(var.value, "enabled") == 0)
2019 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2020 else
2021 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2022 }
2023
2024 var.value = NULL;
2025 var.key = "pcsx_rearmed_nocompathacks";
2026 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2027 {
2028 if (strcmp(var.value, "enabled") == 0)
2029 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2030 else
2031 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2032 }
2033#endif /* !DRC_DISABLE && !LIGHTREC */
2034
2035 var.value = NULL;
2036 var.key = "pcsx_rearmed_nostalls";
2037 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2038 {
2039 if (strcmp(var.value, "enabled") == 0)
2040 Config.DisableStalls = 1;
2041 else
2042 Config.DisableStalls = 0;
2043 }
2044
2045 var.value = NULL;
2046 var.key = "pcsx_rearmed_icache_emulation";
2047 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2048 {
2049 if (strcmp(var.value, "disabled") == 0)
2050 Config.icache_emulation = 0;
2051 else if (strcmp(var.value, "enabled") == 0)
2052 Config.icache_emulation = 1;
2053 }
2054
bc7c5acb 2055 var.value = NULL;
2056 var.key = "pcsx_rearmed_exception_emulation";
2057 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2058 {
2059 if (strcmp(var.value, "enabled") == 0)
2060 Config.PreciseExceptions = 1;
2061 else
2062 Config.PreciseExceptions = 0;
2063 }
2064
32631e6a 2065 psxCpu->ApplyConfig();
805fe9bc 2066
7a8d521f 2067 // end of CPU emu config
2068 //
2069
2070 var.value = NULL;
01394a7f 2071 var.key = "pcsx_rearmed_spu_reverb";
2072
7a8d521f 2073 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 2074 {
7a8d521f 2075 if (strcmp(var.value, "disabled") == 0)
01394a7f 2076 spu_config.iUseReverb = false;
7a8d521f 2077 else if (strcmp(var.value, "enabled") == 0)
01394a7f 2078 spu_config.iUseReverb = true;
2079 }
2080
7a8d521f 2081 var.value = NULL;
01394a7f 2082 var.key = "pcsx_rearmed_spu_interpolation";
2083
7a8d521f 2084 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 2085 {
2086 if (strcmp(var.value, "simple") == 0)
2087 spu_config.iUseInterpolation = 1;
2088 else if (strcmp(var.value, "gaussian") == 0)
2089 spu_config.iUseInterpolation = 2;
2090 else if (strcmp(var.value, "cubic") == 0)
2091 spu_config.iUseInterpolation = 3;
2092 else if (strcmp(var.value, "off") == 0)
2093 spu_config.iUseInterpolation = 0;
2094 }
2095
16809ab9 2096 var.value = NULL;
2097 var.key = "pcsx_rearmed_spu_thread";
2098 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2099 {
2100 if (strcmp(var.value, "enabled") == 0)
2101 spu_config.iUseThread = 1;
2102 else
2103 spu_config.iUseThread = 0;
2104 }
2105
9165d434 2106 if (P_HAVE_PTHREAD) {
f28d12a7
PC		 2107 var.value = NULL;
2108 var.key = "pcsx_rearmed_async_cd";
2109 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2110 {
2111 if (strcmp(var.value, "async") == 0)
2112 {
2113 Config.AsyncCD = 1;
2114 Config.CHD_Precache = 0;
2115 }
2116 else if (strcmp(var.value, "sync") == 0)
2117 {
2118 Config.AsyncCD = 0;
2119 Config.CHD_Precache = 0;
2120 }
2121 else if (strcmp(var.value, "precache") == 0)
2122 {
2123 Config.AsyncCD = 0;
2124 Config.CHD_Precache = 1;
2125 }
2126 }
7a8d521f 2127 }
7a8d521f 2128
2129 var.value = NULL;
2130 var.key = "pcsx_rearmed_noxadecoding";
2131 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2132 {
2133 if (strcmp(var.value, "disabled") == 0)
2134 Config.Xa = 1;
2135 else
2136 Config.Xa = 0;
2137 }
2138
2139 var.value = NULL;
2140 var.key = "pcsx_rearmed_nocdaudio";
2141 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2142 {
2143 if (strcmp(var.value, "disabled") == 0)
2144 Config.Cdda = 1;
2145 else
2146 Config.Cdda = 0;
2147 }
2148
8c84ba5f 2149 var.value = NULL;
2150 var.key = "pcsx_rearmed_gpu_slow_llists";
2151 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2152 {
2153 if (strcmp(var.value, "disabled") == 0)
308c6e67 2154 Config.GpuListWalking = 0;
8c84ba5f 2155 else if (strcmp(var.value, "enabled") == 0)
308c6e67 2156 Config.GpuListWalking = 1;
8c84ba5f 2157 else // auto
308c6e67 2158 Config.GpuListWalking = -1;
2159 }
2160
2161 var.value = NULL;
2162 var.key = "pcsx_rearmed_screen_centering";
2163 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2164 {
2165 if (strcmp(var.value, "game") == 0)
2166 pl_rearmed_cbs.screen_centering_type = 1;
2167 else if (strcmp(var.value, "manual") == 0)
2168 pl_rearmed_cbs.screen_centering_type = 2;
2169 else // auto
2170 pl_rearmed_cbs.screen_centering_type = 0;
2171 }
2172
2173 var.value = NULL;
2174 var.key = "pcsx_rearmed_screen_centering_x";
2175 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2176 {
2177 pl_rearmed_cbs.screen_centering_x = atoi(var.value);
2178 }
2179
2180 var.value = NULL;
2181 var.key = "pcsx_rearmed_screen_centering_y";
2182 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2183 {
2184 pl_rearmed_cbs.screen_centering_y = atoi(var.value);
8c84ba5f 2185 }
2186
7a8d521f 2187#ifdef THREAD_RENDERING
2188 var.key = "pcsx_rearmed_gpu_thread_rendering";
2189 var.value = NULL;
2190
2191 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2192 {
2193 if (strcmp(var.value, "disabled") == 0)
2194 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
2195 else if (strcmp(var.value, "sync") == 0)
2196 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
2197 else if (strcmp(var.value, "async") == 0)
2198 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
2199 }
2200#endif
2201
2202#ifdef GPU_PEOPS
2203 var.value = NULL;
2204 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
2205
2206 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2207 {
2208 if (strcmp(var.value, "enabled") == 0)
2209 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
2210 }
2211
2212 var.value = NULL;
2213 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
2214
2215 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2216 {
2217 if (strcmp(var.value, "enabled") == 0)
2218 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
2219 }
2220
2221 var.value = NULL;
2222 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
2223
2224 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2225 {
2226 if (strcmp(var.value, "enabled") == 0)
2227 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
2228 }
2229
2230 var.value = NULL;
2231 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
2232
2233 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2234 {
2235 if (strcmp(var.value, "enabled") == 0)
2236 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
2237 }
2238
2239 var.value = NULL;
2240 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
2241
2242 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2243 {
2244 if (strcmp(var.value, "enabled") == 0)
2245 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
2246 }
2247
2248 var.value = NULL;
2249 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
2250
2251 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2252 {
2253 if (strcmp(var.value, "enabled") == 0)
2254 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
2255 }
2256
2257 var.value = NULL;
2258 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
2259
2260 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2261 {
2262 if (strcmp(var.value, "enabled") == 0)
2263 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
2264 }
2265
2266 var.value = NULL;
2267 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
2268
2269 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2270 {
2271 if (strcmp(var.value, "enabled") == 0)
2272 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
2273 }
2274
2275 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
2276 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
2277#endif
2278
2279#ifdef GPU_UNAI
2280 /* Note: This used to be an option, but it only works
2281 * (correctly) when running high resolution games
2282 * (480i, 512i) and has been obsoleted by
2283 * pcsx_rearmed_gpu_unai_scale_hires */
2284 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2285 /* Note: This used to be an option, but it has no
2286 * discernable effect and has been obsoleted by
2287 * pcsx_rearmed_gpu_unai_scale_hires */
2288 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2289
2290 var.key = "pcsx_rearmed_gpu_unai_lighting";
2291 var.value = NULL;
2292
2293 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2294 {
2295 if (strcmp(var.value, "disabled") == 0)
2296 pl_rearmed_cbs.gpu_unai.lighting = 0;
2297 else if (strcmp(var.value, "enabled") == 0)
2298 pl_rearmed_cbs.gpu_unai.lighting = 1;
2299 }
2300
2301 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2302 var.value = NULL;
2303
2304 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2305 {
2306 if (strcmp(var.value, "disabled") == 0)
2307 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2308 else if (strcmp(var.value, "enabled") == 0)
2309 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2310 }
2311
2312 var.key = "pcsx_rearmed_gpu_unai_blending";
2313 var.value = NULL;
2314
2315 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2316 {
2317 if (strcmp(var.value, "disabled") == 0)
2318 pl_rearmed_cbs.gpu_unai.blending = 0;
2319 else if (strcmp(var.value, "enabled") == 0)
2320 pl_rearmed_cbs.gpu_unai.blending = 1;
2321 }
2322
2323 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2324 var.value = NULL;
2325
2326 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2327 {
2328 if (strcmp(var.value, "disabled") == 0)
2329 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2330 else if (strcmp(var.value, "enabled") == 0)
2331 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2332 }
2333#endif // GPU_UNAI
2334
2335 //This adjustment process gives the user the ability to manually align the mouse up better
2336 //with where the shots are in the emulator.
2337
2338 var.value = NULL;
2339 var.key = "pcsx_rearmed_gunconadjustx";
2340
2341 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2342 {
2343 GunconAdjustX = atoi(var.value);
2344 }
2345
2346 var.value = NULL;
2347 var.key = "pcsx_rearmed_gunconadjusty";
2348
2349 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2350 {
2351 GunconAdjustY = atoi(var.value);
2352 }
2353
2354 var.value = NULL;
2355 var.key = "pcsx_rearmed_gunconadjustratiox";
2356
2357 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2358 {
2359 GunconAdjustRatioX = atof(var.value);
2360 }
2361
2362 var.value = NULL;
2363 var.key = "pcsx_rearmed_gunconadjustratioy";
2364
2365 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2366 {
2367 GunconAdjustRatioY = atof(var.value);
2368 }
2369
2370 var.value = NULL;
2371 var.key = "pcsx_rearmed_input_sensitivity";
2372 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2373 {
2374 mouse_sensitivity = atof(var.value);
2375 }
2376
2377 if (in_flight)
2378 {
32ab9e53
TJ		 2379 // inform core things about possible config changes
2380 plugin_call_rearmed_cbs();
805fe9bc 2381
7a8d521f 2382 if (GPU_open != NULL && GPU_close != NULL)
2383 {
32ab9e53
TJ		 2384 GPU_close();
2385 GPU_open(&gpuDisp, "PCSX", NULL);
2386 }
805fe9bc 2387
7a8d521f 2388 /* Reinitialise frameskipping, if required */
2389 if (((frameskip_type != prev_frameskip_type)))
2390 retro_set_audio_buff_status_cb();
2391
2392 /* dfinput_activate(); */
32ab9e53 2393 }
7a8d521f 2394 else
2395 {
2396 //not yet running
2397
2398 //bootlogo display hack
2399 if (found_bios)
2400 {
2401 var.value = NULL;
2402 var.key = "pcsx_rearmed_show_bios_bootlogo";
2403 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2404 {
2405 Config.SlowBoot = 0;
2406 rebootemu = 0;
2407 if (strcmp(var.value, "enabled") == 0)
2408 {
2409 Config.SlowBoot = 1;
2410 rebootemu = 1;
2411 }
2412 }
2413 }
2414 }
2415
2416 update_option_visibility();
e268a47e 2417}
2418
7a8d521f 2419// Taken from beetle-psx-libretro
2420static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
38c2028e 2421{
7a8d521f 2422 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2423 // feature (or pre-date it) so we need to handle this in a graceful way.
2424
2425 // First, try and get an analog value using the new libretro API constant
2426 uint16_t button = input_state_cb(player_index,
2427 RETRO_DEVICE_ANALOG,
2428 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2429 id);
2430 button = MIN(button / 128, 255);
38c2028e 2431
7a8d521f 2432 if (button == 0)
2433 {
2434 // If we got exactly zero, we're either not pressing the button, or the front-end
2435 // is not reporting analog values. We need to do a second check using the classic
2436 // digital API method, to at least get some response - better than nothing.
e268a47e 2437
7a8d521f 2438 // NOTE: If we're really just not holding the button, we're still going to get zero.
e268a47e 2439
7a8d521f 2440 button = (ret & (1 << id)) ? 255 : 0;
2441 }
38c2028e 2442
7a8d521f 2443 return button;
2444}
4615b075 2445
7a8d521f 2446unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
2447{
2448 float modifier_axis_range = 0;
2449
2450 if (is_square)
2451 {
2452 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
2453 if (modifier_axis_range < 0)
2454 {
2455 modifier_axis_range = 0;
2456 }
2457 else if (modifier_axis_range > 255)
2458 {
2459 modifier_axis_range = 255;
2460 }
2461 }
2462 else
2463 {
2464 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
2465 }
38c2028e 2466
7a8d521f 2467 return modifier_axis_range;
38c2028e 2468}
2469
7a8d521f 2470static void update_input_guncon(int port, int ret)
74ebc05b 2471{
7a8d521f 2472 //ToDo:
2473 //Core option for cursors for both players
2474 //Separate pointer and lightgun control types
2475
2476 //Mouse range is -32767 -> 32767
2477 //1% is about 655
2478 //Use the left analog stick field to store the absolute coordinates
2db412ad 2479
2480 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
2481 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
2482
2483 //Have the Libretro API let /libpcsxcore/plugins.c know when the lightgun is pointed offscreen
2484 //Offscreen value is chosen to be well out of range of any possible scaling done via core options
7a8d521f 2485 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))
2486 {
f6eb0b1c 2487 in_analog_left[port][0] = 65536;
2488 in_analog_left[port][1] = 65536;
7a8d521f 2489 }
2490 else
2491 {
f6eb0b1c 2492 in_analog_left[port][0] = ((gunx * GunconAdjustRatioX) + (GunconAdjustX * 655)) / 64 + 512;
2493 in_analog_left[port][1] = ((guny * GunconAdjustRatioY) + (GunconAdjustY * 655)) / 64 + 512;
7a8d521f 2494 }
2495
2496 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
74ebc05b 2497
7a8d521f 2498 // Trigger
2499 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))
2500 in_keystate[port] |= (1 << DKEY_CIRCLE);
74ebc05b 2501
7a8d521f 2502 // A
2503 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
2504 in_keystate[port] |= (1 << DKEY_START);
74ebc05b 2505
7a8d521f 2506 // B
2507 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B))
2508 in_keystate[port] |= (1 << DKEY_CROSS);
2509
2510}
74ebc05b 2511
7a8d521f 2512static void update_input_negcon(int port, int ret)
2513{
2514 int lsx;
2515 int rsy;
2516 int negcon_i_rs;
2517 int negcon_ii_rs;
2518 float negcon_twist_amplitude;
2519
2520 // Query digital inputs
2521 //
2522 // > Pad-Up
2523 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
2524 in_keystate[port] |= (1 << DKEY_UP);
2525 // > Pad-Right
2526 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
2527 in_keystate[port] |= (1 << DKEY_RIGHT);
2528 // > Pad-Down
2529 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
2530 in_keystate[port] |= (1 << DKEY_DOWN);
2531 // > Pad-Left
2532 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
2533 in_keystate[port] |= (1 << DKEY_LEFT);
2534 // > Start
2535 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
2536 in_keystate[port] |= (1 << DKEY_START);
2537 // > neGcon A
2538 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
2539 in_keystate[port] |= (1 << DKEY_CIRCLE);
2540 // > neGcon B
2541 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
2542 in_keystate[port] |= (1 << DKEY_TRIANGLE);
2543 // > neGcon R shoulder (digital)
2544 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
2545 in_keystate[port] |= (1 << DKEY_R1);
2546 // Query analog inputs
2547 //
2548 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2549 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
2550 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
2551 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
2552 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
2553 // So we just have to map in_analog_left/right to more
2554 // appropriate inputs...
2555 //
2556 // > NeGcon twist
2557 // >> Get raw analog stick value and account for deadzone
2558 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
2559 if (lsx > negcon_deadzone)
2560 lsx = lsx - negcon_deadzone;
2561 else if (lsx < -negcon_deadzone)
2562 lsx = lsx + negcon_deadzone;
2563 else
2564 lsx = 0;
2565 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2566 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
2567 if (negcon_linearity == 2)
2568 {
2569 if (negcon_twist_amplitude < 0.0)
2570 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
2571 else
2572 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
2573 }
2574 else if (negcon_linearity == 3)
2575 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
2576 // >> Convert to final 'in_analog' integer value [0,255]
2577 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
2578 // > NeGcon I + II
2579 // >> Handle right analog stick vertical axis mapping...
2580 // - Up (-Y) == accelerate == neGcon I
2581 // - Down (+Y) == brake == neGcon II
2582 negcon_i_rs = 0;
2583 negcon_ii_rs = 0;
2584 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2585 if (rsy >= 0)
2586 {
2587 // Account for deadzone
2588 // (Note: have never encountered a gamepad with significant differences
2589 // in deadzone between left/right analog sticks, so use the regular 'twist'
2590 // deadzone here)
2591 if (rsy > negcon_deadzone)
2592 rsy = rsy - negcon_deadzone;
2593 else
2594 rsy = 0;
2595 // Convert to 'in_analog' integer value [0,255]
2596 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2597 }
2598 else
2599 {
2600 if (rsy < -negcon_deadzone)
2601 rsy = -1 * (rsy + negcon_deadzone);
2602 else
2603 rsy = 0;
2604 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2605 }
2606 // >> NeGcon I
2607 in_analog_right[port][1] = MAX(
2608 MAX(
2609 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
2610 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
2611 negcon_i_rs);
2612 // >> NeGcon II
2613 in_analog_left[port][0] = MAX(
2614 MAX(
2615 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
2616 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
2617 negcon_ii_rs);
2618 // > NeGcon L
2619 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
2620}
2621
2622static void update_input_mouse(int port, int ret)
2623{
2624 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
2625 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
2626
2627 int x = (int)roundf(raw_x * mouse_sensitivity);
2628 int y = (int)roundf(raw_y * mouse_sensitivity);
2629
2630 if (x > 127) x = 127;
2631 else if (x < -128) x = -128;
2632
2633 if (y > 127) y = 127;
2634 else if (y < -128) y = -128;
2635
2636 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
2637 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
2638
2639 /* left mouse button state */
2640 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2641 in_keystate[port] |= 1 << 11;
2642
2643 /* right mouse button state */
2644 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2645 in_keystate[port] |= 1 << 10;
74ebc05b 2646}
2647
7a8d521f 2648static void update_input(void)
2649{
2650 // reset all keystate, query libretro for keystate
2651 int i;
2652 int j;
2653
2654 for (i = 0; i < PORTS_NUMBER; i++)
2655 {
2656 int16_t ret = 0;
2657 int type = in_type[i];
2658
2659 in_keystate[i] = 0;
2660
2661 if (type == PSE_PAD_TYPE_NONE)
2662 continue;
2663
2664 if (libretro_supports_bitmasks)
2665 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
2666 else
2667 {
2668 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
2669 {
2670 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
2671 ret |= (1 << j);
2672 }
2673 }
2674
2675 switch (type)
2676 {
2677 case PSE_PAD_TYPE_GUNCON:
2678 update_input_guncon(i, ret);
2679 break;
2680 case PSE_PAD_TYPE_NEGCON:
2681 update_input_negcon(i, ret);
2682 break;
2683 case PSE_PAD_TYPE_MOUSE:
2684 update_input_mouse(i, ret);
2685 break;
2686 default:
2687 // Query digital inputs
2688 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2689 if (ret & (1 << j))
2690 in_keystate[i] |= retro_psx_map[j];
2691
2692 // Query analog inputs
2693 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
2694 {
2695 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);
2696 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);
2697 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);
2698 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);
2699 }
2700 }
2701 }
2702}
2703
2704static void print_internal_fps(void)
2705{
2706 if (display_internal_fps)
2707 {
2708 frame_count++;
2709
2710 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
2711 {
2712 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
2713 char str[64];
2714 const char *strc = (const char *)str;
2715
2716 str[0] = '\0';
2717
2718 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
2719
2720 pl_rearmed_cbs.flip_cnt = 0;
2721
2722 if (msg_interface_version >= 1)
2723 {
2724 struct retro_message_ext msg = {
2725 strc,
2726 3000,
2727 1,
2728 RETRO_LOG_INFO,
2729 RETRO_MESSAGE_TARGET_OSD,
2730 RETRO_MESSAGE_TYPE_STATUS,
2731 -1
2732 };
2733 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2734 }
2735 else
2736 {
2737 struct retro_message msg = {
2738 strc,
2739 180
2740 };
2741 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2742 }
2743 }
2744 }
2745 else
2746 frame_count = 0;
2747}
2748
2749void retro_run(void)
2750{
2751 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
2752 if (rebootemu != 0)
2753 {
2754 rebootemu = 0;
2755 SysReset();
d512faf7 2756 if (Config.HLE)
2757 LoadCdrom();
7a8d521f 2758 }
2759
2760 print_internal_fps();
2761
2762 /* Check whether current frame should
2763 * be skipped */
2764 pl_rearmed_cbs.fskip_force = 0;
2765 pl_rearmed_cbs.fskip_dirty = 0;
2766
2767 if (frameskip_type != FRAMESKIP_NONE)
2768 {
2769 bool skip_frame = false;
2770
2771 switch (frameskip_type)
2772 {
2773 case FRAMESKIP_AUTO:
2774 skip_frame = retro_audio_buff_active && retro_audio_buff_underrun;
2775 break;
2776 case FRAMESKIP_AUTO_THRESHOLD:
2777 skip_frame = retro_audio_buff_active && (retro_audio_buff_occupancy < frameskip_threshold);
2778 break;
2779 case FRAMESKIP_FIXED_INTERVAL:
2780 skip_frame = true;
2781 break;
2782 default:
2783 break;
2784 }
2785
2786 if (skip_frame && frameskip_counter < frameskip_interval)
2787 pl_rearmed_cbs.fskip_force = 1;
2788 }
2789
2790 /* If frameskip/timing settings have changed,
2791 * update frontend audio latency
2792 * > Can do this before or after the frameskip
2793 * check, but doing it after means we at least
2794 * retain the current frame's audio output */
2795 if (update_audio_latency)
2796 {
2797 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
2798 &retro_audio_latency);
2799 update_audio_latency = false;
2800 }
2801
2802 input_poll_cb();
2803
2804 update_input();
2805
2806 bool updated = false;
2807 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
2808 update_variables(true);
2809
2810 stop = 0;
2811 psxCpu->Execute();
2812
2813 if (pl_rearmed_cbs.fskip_dirty == 1) {
2814 if (frameskip_counter < frameskip_interval)
2815 frameskip_counter++;
2816 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
2817 frameskip_counter = 0;
2818 }
2819
2820 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
2821 vout_width, vout_height, vout_width * 2);
2822 vout_fb_dirty = 0;
2823
2824 set_vout_fb();
2825}
2826
4a1d78d4 2827static bool try_use_bios(const char *path, bool preferred_only)
7a8d521f 2828{
2829 long size;
2830 const char *name;
2831 FILE *fp = fopen(path, "rb");
2832 if (fp == NULL)
2833 return false;
2834
2835 fseek(fp, 0, SEEK_END);
2836 size = ftell(fp);
2837 fclose(fp);
2838
7a8d521f 2839 name = strrchr(path, SLASH);
2840 if (name++ == NULL)
2841 name = path;
4a1d78d4 2842
2843 if (preferred_only && size != 512 * 1024)
2844 return false;
2845 if (size != 512 * 1024 && size != 4 * 1024 * 1024)
2846 return false;
2847 if (strstr(name, "unirom"))
2848 return false;
2849 // jp bios have an addidional region check
2850 if (preferred_only && (strcasestr(name, "00.") || strcasestr(name, "j.bin")))
2851 return false;
2852
7a8d521f 2853 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
2854 return true;
2855}
2856
2857#ifndef VITA
74ebc05b 2858#include <sys/types.h>
2859#include <dirent.h>
2860
2861static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
2862{
4a1d78d4 2863 static const char *substr_pref[] = { "scph", "ps" };
2864 static const char *substr_alt[] = { "scph", "ps", "openbios" };
7a8d521f 2865 DIR *dir;
2866 struct dirent *ent;
2867 bool ret = false;
378428ac 2868 size_t i;
74ebc05b 2869
7a8d521f 2870 dir = opendir(dirpath);
2871 if (dir == NULL)
2872 return false;
74ebc05b 2873
4a1d78d4 2874 // try to find a "better" bios
2875 while ((ent = readdir(dir)))
7a8d521f 2876 {
4a1d78d4 2877 for (i = 0; i < sizeof(substr_pref) / sizeof(substr_pref[0]); i++)
378428ac 2878 {
4a1d78d4 2879 const char *substr = substr_pref[i];
2880 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
378428ac 2881 continue;
4a1d78d4 2882 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
2883 ret = try_use_bios(path, true);
2884 if (ret)
2885 goto finish;
2886 }
2887 }
378428ac 2888
4a1d78d4 2889 // another pass to look for anything fitting, even ps2 bios
2890 rewinddir(dir);
2891 while ((ent = readdir(dir)))
2892 {
2893 for (i = 0; i < sizeof(substr_alt) / sizeof(substr_alt[0]); i++)
2894 {
2895 const char *substr = substr_alt[i];
2896 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
2897 continue;
378428ac 2898 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
4a1d78d4 2899 ret = try_use_bios(path, false);
378428ac 2900 if (ret)
4a1d78d4 2901 goto finish;
378428ac 2902 }
7a8d521f 2903 }
4a1d78d4 2904
2905
2906finish:
7a8d521f 2907 closedir(dir);
2908 return ret;
74ebc05b 2909}
2910#else
2911#define find_any_bios(...) false
2912#endif
2913
11813b9d 2914static void check_system_specs(void)
2915{
2916 unsigned level = 6;
2917 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2918}
2919
7a8d521f 2920static int init_memcards(void)
2921{
2922 int ret = 0;
2923 const char *dir;
2924 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
2925 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2926
2927 // Memcard2 will be handled and is re-enabled if needed using core
2928 // operations.
2929 // Memcard1 is handled by libretro, doing this will set core to
2930 // skip file io operations for memcard1 like SaveMcd
2931 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2932 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
2933 init_memcard(Mcd1Data);
2934 // Memcard 2 is managed by the emulator on the filesystem,
2935 // There is no need to initialize Mcd2Data like Mcd1Data.
2936
2937 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2938 {
2939 SysPrintf("Memcard 2: %s\n", var.value);
2940 if (memcmp(var.value, "enabled", 7) == 0)
2941 {
2942 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
2943 {
2944 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
2945 {
2946 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2947 ret = -1;
2948 }
2949 else
2950 {
2951 McdDisable[1] = 0;
2952 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2953 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2954 }
2955 }
2956 else
2957 {
2958 SysPrintf("Could not get save directory! Could not create memcard 2.");
2959 ret = -1;
2960 }
2961 }
2962 }
2963 return ret;
2964}
2965
2966static void loadPSXBios(void)
2967{
2968 const char *dir;
2969 char path[PATH_MAX];
2970 unsigned useHLE = 0;
2971
2972 const char *bios[] = {
2973 "PSXONPSP660", "psxonpsp660",
2974 "SCPH101", "scph101",
2975 "SCPH5501", "scph5501",
2976 "SCPH7001", "scph7001",
2977 "SCPH1001", "scph1001"
2978 };
2979
2980 struct retro_variable var = {
2981 .key = "pcsx_rearmed_bios",
2982 .value = NULL
2983 };
2984
2985 found_bios = 0;
2986
2987 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2988 {
2989 if (!strcmp(var.value, "HLE"))
2990 useHLE = 1;
2991 }
2992
2993 if (!useHLE)
2994 {
2995 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2996 {
2997 unsigned i;
2998 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2999
3000 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
3001 {
3002 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
4a1d78d4 3003 found_bios = try_use_bios(path, true);
7a8d521f 3004 if (found_bios)
3005 break;
3006 }
3007
3008 if (!found_bios)
3009 found_bios = find_any_bios(dir, path, sizeof(path));
3010 }
3011 if (found_bios)
3012 {
3013 SysPrintf("found BIOS file: %s\n", Config.Bios);
3014 }
3015 }
3016
3017 if (!found_bios)
3018 {
3019 const char *msg_str;
3020 if (useHLE)
3021 {
3022 msg_str = "BIOS set to \'hle\' in core options - real BIOS will be ignored";
3023 SysPrintf("Using HLE BIOS.\n");
3024 }
3025 else
3026 {
3027 msg_str = "No PlayStation BIOS file found - add for better compatibility";
3028 SysPrintf("No BIOS files found.\n");
3029 }
3030
3031 if (msg_interface_version >= 1)
3032 {
3033 struct retro_message_ext msg = {
3034 msg_str,
3035 3000,
3036 3,
3037 RETRO_LOG_WARN,
3038 RETRO_MESSAGE_TARGET_ALL,
3039 RETRO_MESSAGE_TYPE_NOTIFICATION,
3040 -1
3041 };
3042 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
3043 }
3044 else
3045 {
3046 struct retro_message msg = {
3047 msg_str,
3048 180
3049 };
3050 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
3051 }
3052 }
3053}
3054
38c2028e 3055void retro_init(void)
3056{
7a8d521f 3057 unsigned dci_version = 0;
3058 struct retro_rumble_interface rumble;
3059 int ret;
38c2028e 3060
7a8d521f 3061 msg_interface_version = 0;
3062 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
3063
3064#if defined(__MACH__) && !defined(TVOS)
3065 // magic sauce to make the dynarec work on iOS
3066 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
d148d265 3067#endif
3068
7a8d521f 3069#ifdef _3DS
3070 psxMapHook = pl_3ds_mmap;
3071 psxUnmapHook = pl_3ds_munmap;
3072#endif
3073#ifdef VITA
3074 if (init_vita_mmap() < 0)
3075 abort();
3076 psxMapHook = pl_vita_mmap;
3077 psxUnmapHook = pl_vita_munmap;
3078#endif
3079 ret = emu_core_preinit();
3080#ifdef _3DS
3081 /* emu_core_preinit sets the cpu to dynarec */
3082 if (!__ctr_svchax)
3083 Config.Cpu = CPU_INTERPRETER;
3084#endif
3085 ret |= init_memcards();
38c2028e 3086
7a8d521f 3087 ret |= emu_core_init();
3088 if (ret != 0)
3089 {
3090 SysPrintf("PCSX init failed.\n");
3091 exit(1);
3092 }
3093
3094#ifdef _3DS
3095 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
9165d434 3096#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && P_HAVE_POSIX_MEMALIGN
7a8d521f 3097 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
3098 vout_buf = (void *) 0;
29122437 3099#else
7a8d521f 3100 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437 3101#endif
38c2028e 3102
7a8d521f 3103 vout_buf_ptr = vout_buf;
3104
3105 loadPSXBios();
3106
3107 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
3108
3109 disk_initial_index = 0;
3110 disk_initial_path[0] = '\0';
3111 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
3112 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
3113 else
3114 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
3115
3116 rumble_cb = NULL;
3117 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
3118 rumble_cb = rumble.set_rumble_state;
3119
3120 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
3121 * we have to do this because cache misses and some IO penalties
3122 * are not emulated. Warning: changing this may break compatibility. */
3123 Config.cycle_multiplier = CYCLE_MULT_DEFAULT;
3124#if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
3125 Config.cycle_multiplier = 200;
5ca2ec64 3126#endif
7a8d521f 3127 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
3128 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
3129 spu_config.iUseFixedUpdates = 1;
5ca2ec64 3130
7a8d521f 3131 SaveFuncs.open = save_open;
3132 SaveFuncs.read = save_read;
3133 SaveFuncs.write = save_write;
3134 SaveFuncs.seek = save_seek;
3135 SaveFuncs.close = save_close;
6e921e1d 3136
7a8d521f 3137 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
3138 libretro_supports_bitmasks = true;
e268a47e 3139
7a8d521f 3140 check_system_specs();
38c2028e 3141}
3142
3143void retro_deinit(void)
3144{
7a8d521f 3145 if (plugins_opened)
3146 {
3147 ClosePlugins();
3148 plugins_opened = 0;
3149 }
3150 SysClose();
3151#ifdef _3DS
3152 linearFree(vout_buf);
3153#else
3154 free(vout_buf);
3155#endif
3156 vout_buf = NULL;
3157
3158#ifdef VITA
3159 deinit_vita_mmap();
3160#endif
3161 libretro_supports_bitmasks = false;
3162 libretro_supports_option_categories = false;
3163
3164 show_input_settings = true;
3165#ifdef GPU_PEOPS
3166 show_advanced_gpu_peops_settings = true;
3167#endif
3168#ifdef GPU_UNAI
3169 show_advanced_gpu_unai_settings = true;
3170#endif
3171
3172 /* Have to reset disks struct, otherwise
3173 * fnames/flabels will leak memory */
3174 disk_init();
3175 frameskip_type = FRAMESKIP_NONE;
3176 frameskip_threshold = 0;
3177 frameskip_interval = 0;
3178 frameskip_counter = 0;
3179 retro_audio_buff_active = false;
3180 retro_audio_buff_occupancy = 0;
3181 retro_audio_buff_underrun = false;
3182 retro_audio_latency = 0;
3183 update_audio_latency = false;
3184}
3185
3186#ifdef VITA
3187#include <psp2/kernel/threadmgr.h>
3188int usleep(unsigned long us)
3189{
3190 sceKernelDelayThread(us);
3191}
3192#endif
3193
3194void SysPrintf(const char *fmt, ...)
3195{
3196 va_list list;
3197 char msg[512];
3198
3199 va_start(list, fmt);
3200 vsprintf(msg, fmt, list);
3201 va_end(list);
3202
3203 if (log_cb)
3204 log_cb(RETRO_LOG_INFO, "%s", msg);
3205}
3206
3207/* Prints debug-level logs */
3208void SysDLog(const char *fmt, ...)
3209{
3210 va_list list;
3211 char msg[512];
3212
3213 va_start(list, fmt);
3214 vsprintf(msg, fmt, list);
3215 va_end(list);
3216
3217 if (log_cb)
3218 log_cb(RETRO_LOG_DEBUG, "%s", msg);
38c2028e 3219}
378428ac 3220
3221// vim:sw=3:ts=3:expandtab
ARM optimized PCSX fork