2 * (C) notaz, 2012,2014,2015
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
8 #define _GNU_SOURCE 1 // strcasestr
14 #include "../libpcsxcore/misc.h"
15 #include "../libpcsxcore/psxcounters.h"
16 #include "../libpcsxcore/psxmem_map.h"
17 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
18 #include "../libpcsxcore/cdrom.h"
19 #include "../libpcsxcore/cdriso.h"
20 #include "../libpcsxcore/cheat.h"
21 #include "../plugins/dfsound/out.h"
22 #include "../plugins/dfsound/spu_config.h"
23 #include "../plugins/dfinput/externals.h"
27 #include "plugin_lib.h"
31 static retro_video_refresh_t video_cb;
32 static retro_input_poll_t input_poll_cb;
33 static retro_input_state_t input_state_cb;
34 static retro_environment_t environ_cb;
35 static retro_audio_sample_batch_t audio_batch_cb;
36 static struct retro_rumble_interface rumble;
38 static void *vout_buf;
39 static int vout_width, vout_height;
40 static int vout_doffs_old, vout_fb_dirty;
41 static bool vout_can_dupe;
42 static bool duping_enable;
44 static int plugins_opened;
45 static int is_pal_mode;
47 /* memory card data */
48 extern char Mcd1Data[MCD_SIZE];
49 extern char McdDisable[2];
51 /* PCSX ReARMed core calls and stuff */
52 int in_type1, in_type2;
53 int in_a1[2] = { 127, 127 }, in_a2[2] = { 127, 127 };
54 int in_a3[2] = { 127, 127 }, in_a4[2] = { 127, 127 };
56 int in_enable_vibration = 1;
58 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
59 #define VOUT_MAX_WIDTH 1024
60 #define VOUT_MAX_HEIGHT 512
62 static void init_memcard(char *mcd_data)
67 memset(mcd_data, 0, MCD_SIZE);
69 mcd_data[off++] = 'M';
70 mcd_data[off++] = 'C';
72 mcd_data[off++] = 0x0e;
74 for (i = 0; i < 15; i++) {
75 mcd_data[off++] = 0xa0;
77 mcd_data[off++] = 0xff;
78 mcd_data[off++] = 0xff;
80 mcd_data[off++] = 0xa0;
83 for (i = 0; i < 20; i++) {
84 mcd_data[off++] = 0xff;
85 mcd_data[off++] = 0xff;
86 mcd_data[off++] = 0xff;
87 mcd_data[off++] = 0xff;
89 mcd_data[off++] = 0xff;
90 mcd_data[off++] = 0xff;
95 static int vout_open(void)
100 static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
106 #ifndef FRONTEND_SUPPORTS_RGB565
107 static void convert(void *buf, size_t bytes)
109 unsigned int i, v, *p = buf;
111 for (i = 0; i < bytes / 4; i++) {
113 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
118 static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
120 unsigned short *dest = vout_buf;
121 const unsigned short *src = vram;
122 int dstride = vout_width, h1 = h;
127 memset(vout_buf, 0, dstride * h * 2);
131 doffs = (vout_height - h) * dstride;
132 doffs += (dstride - w) / 2 & ~1;
133 if (doffs != vout_doffs_old) {
135 memset(vout_buf, 0, dstride * h * 2);
136 vout_doffs_old = doffs;
142 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
143 for (; h1-- > 0; dest += dstride, src += stride)
145 bgr888_to_rgb565(dest, src, w * 3);
150 for (; h1-- > 0; dest += dstride, src += stride)
152 bgr555_to_rgb565(dest, src, w * 2);
157 #ifndef FRONTEND_SUPPORTS_RGB565
158 convert(vout_buf, vout_width * vout_height * 2);
161 pl_rearmed_cbs.flip_cnt++;
164 static void vout_close(void)
168 static void *pl_mmap(unsigned int size)
170 return psxMap(0, size, 0, MAP_TAG_VRAM);
173 static void pl_munmap(void *ptr, unsigned int size)
175 psxUnmap(ptr, size, MAP_TAG_VRAM);
178 struct rearmed_cbs pl_rearmed_cbs = {
179 .pl_vout_open = vout_open,
180 .pl_vout_set_mode = vout_set_mode,
181 .pl_vout_flip = vout_flip,
182 .pl_vout_close = vout_close,
185 /* from psxcounters */
186 .gpu_hcnt = &hSyncCount,
187 .gpu_frame_count = &frame_counter,
190 void pl_frame_limit(void)
192 /* called once per frame, make psxCpu->Execute() above return */
196 void pl_timing_prepare(int is_pal)
198 is_pal_mode = is_pal;
201 void plat_trigger_vibrate(int pad, int low, int high)
203 rumble.set_rumble_state(pad, RETRO_RUMBLE_STRONG, high << 8);
204 rumble.set_rumble_state(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
207 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
212 static int snd_init(void)
217 static void snd_finish(void)
221 static int snd_busy(void)
226 static void snd_feed(void *buf, int bytes)
228 if (audio_batch_cb != NULL)
229 audio_batch_cb(buf, bytes / 4);
232 void out_register_libretro(struct out_driver *drv)
234 drv->name = "libretro";
235 drv->init = snd_init;
236 drv->finish = snd_finish;
237 drv->busy = snd_busy;
238 drv->feed = snd_feed;
242 void retro_set_environment(retro_environment_t cb)
244 static const struct retro_variable vars[] = {
245 { "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
246 { "pcsx_rearmed_region", "Region; Auto|NTSC|PAL" },
247 { "pcsx_rearmed_pad1type", "Pad 1 Type; standard|analog" },
248 { "pcsx_rearmed_pad2type", "Pad 2 Type; standard|analog" },
250 { "pcsx_rearmed_drc", "Dynamic recompiler; enabled|disabled" },
253 { "pcsx_rearmed_neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
254 { "pcsx_rearmed_neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
255 { "pcsx_rearmed_neon_enhancement_no_main", "Enhanced resolution speed hack; disabled|enabled" },
257 { "pcsx_rearmed_duping_enable", "Frame duping; on|off" },
258 { "pcsx_rearmed_spu_reverb", "Sound: Reverb; on|off" },
259 { "pcsx_rearmed_spu_interpolation", "Sound: Interpolation; simple|gaussian|cubic|off" },
265 cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
268 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
269 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
270 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
271 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
272 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
274 unsigned retro_api_version(void)
276 return RETRO_API_VERSION;
279 void retro_set_controller_port_device(unsigned port, unsigned device)
283 void retro_get_system_info(struct retro_system_info *info)
285 memset(info, 0, sizeof(*info));
286 info->library_name = "PCSX-ReARMed";
287 info->library_version = "r22";
288 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
289 info->need_fullpath = true;
292 void retro_get_system_av_info(struct retro_system_av_info *info)
294 memset(info, 0, sizeof(*info));
295 info->timing.fps = is_pal_mode ? 50 : 60;
296 info->timing.sample_rate = 44100;
297 info->geometry.base_width = 320;
298 info->geometry.base_height = 240;
299 info->geometry.max_width = VOUT_MAX_WIDTH;
300 info->geometry.max_height = VOUT_MAX_HEIGHT;
301 info->geometry.aspect_ratio = 4.0 / 3.0;
305 size_t retro_serialize_size(void)
307 // it's currently 4380651-4397047 bytes,
308 // but have some reserved for future
318 static void *save_open(const char *name, const char *mode)
322 if (name == NULL || mode == NULL)
325 fp = malloc(sizeof(*fp));
329 fp->buf = (char *)name;
331 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
336 static int save_read(void *file, void *buf, u32 len)
338 struct save_fp *fp = file;
339 if (fp == NULL || buf == NULL)
342 memcpy(buf, fp->buf + fp->pos, len);
347 static int save_write(void *file, const void *buf, u32 len)
349 struct save_fp *fp = file;
350 if (fp == NULL || buf == NULL)
353 memcpy(fp->buf + fp->pos, buf, len);
358 static long save_seek(void *file, long offs, int whence)
360 struct save_fp *fp = file;
376 static void save_close(void *file)
378 struct save_fp *fp = file;
379 size_t r_size = retro_serialize_size();
383 if (fp->pos > r_size)
384 SysPrintf("ERROR: save buffer overflow detected\n");
385 else if (fp->is_write && fp->pos < r_size)
386 // make sure we don't save trash in leftover space
387 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
391 bool retro_serialize(void *data, size_t size)
393 int ret = SaveState(data);
394 return ret == 0 ? true : false;
397 bool retro_unserialize(const void *data, size_t size)
399 int ret = LoadState(data);
400 return ret == 0 ? true : false;
404 void retro_cheat_reset(void)
409 void retro_cheat_set(unsigned index, bool enabled, const char *code)
414 // cheat funcs are destructive, need a copy..
415 strncpy(buf, code, sizeof(buf));
416 buf[sizeof(buf) - 1] = 0;
418 if (index < NumCheats)
419 ret = EditCheat(index, "", buf);
421 ret = AddCheat("", buf);
424 SysPrintf("Failed to set cheat %#u\n", index);
425 else if (index < NumCheats)
426 Cheats[index].Enabled = enabled;
429 /* multidisk support */
430 static bool disk_ejected;
431 static unsigned int disk_current_index;
432 static unsigned int disk_count;
433 static struct disks_state {
435 int internal_index; // for multidisk eboots
438 static bool disk_set_eject_state(bool ejected)
441 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
444 disk_ejected = ejected;
448 static bool disk_get_eject_state(void)
450 /* can't be controlled by emulated software */
454 static unsigned int disk_get_image_index(void)
456 return disk_current_index;
459 static bool disk_set_image_index(unsigned int index)
461 if (index >= sizeof(disks) / sizeof(disks[0]))
465 CdromLabel[0] = '\0';
467 if (disks[index].fname == NULL) {
468 SysPrintf("missing disk #%u\n", index);
471 // RetroArch specifies "no disk" with index == count,
472 // so don't fail here..
473 disk_current_index = index;
477 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
478 disks[index].fname, disks[index].internal_index);
480 cdrIsoMultidiskSelect = disks[index].internal_index;
481 set_cd_image(disks[index].fname);
482 if (ReloadCdromPlugin() < 0) {
483 SysPrintf("failed to load cdr plugin\n");
486 if (CDR_open() < 0) {
487 SysPrintf("failed to open cdr plugin\n");
492 SetCdOpenCaseTime(time(NULL) + 2);
496 disk_current_index = index;
500 static unsigned int disk_get_num_images(void)
505 static bool disk_replace_image_index(unsigned index,
506 const struct retro_game_info *info)
511 if (index >= sizeof(disks) / sizeof(disks[0]))
514 old_fname = disks[index].fname;
515 disks[index].fname = NULL;
516 disks[index].internal_index = 0;
519 disks[index].fname = strdup(info->path);
520 if (index == disk_current_index)
521 ret = disk_set_image_index(index);
524 if (old_fname != NULL)
530 static bool disk_add_image_index(void)
539 static struct retro_disk_control_callback disk_control = {
540 .set_eject_state = disk_set_eject_state,
541 .get_eject_state = disk_get_eject_state,
542 .get_image_index = disk_get_image_index,
543 .set_image_index = disk_set_image_index,
544 .get_num_images = disk_get_num_images,
545 .replace_image_index = disk_replace_image_index,
546 .add_image_index = disk_add_image_index,
549 // just in case, maybe a win-rt port in the future?
556 static char base_dir[PATH_MAX];
558 static bool read_m3u(const char *file)
562 FILE *f = fopen(file, "r");
566 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
569 char *carrige_return = strchr(line, '\r');
571 *carrige_return = '\0';
572 char *newline = strchr(line, '\n');
578 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
579 disks[disk_count++].fname = strdup(name);
584 return (disk_count != 0);
587 static void extract_directory(char *buf, const char *path, size_t size)
590 strncpy(buf, path, size - 1);
591 buf[size - 1] = '\0';
593 base = strrchr(buf, '/');
595 base = strrchr(buf, '\\');
606 #if defined(__QNX__) || defined(_WIN32)
607 /* Blackberry QNX doesn't have strcasestr */
610 * Find the first occurrence of find in s, ignore case.
613 strcasestr(const char *s, const char*find)
618 if ((c = *find++) != 0) {
619 c = tolower((unsigned char)c);
623 if ((sc = *s++) == 0)
625 } while ((char)tolower((unsigned char)sc) != c);
626 } while (strncasecmp(s, find, len) != 0);
633 bool retro_load_game(const struct retro_game_info *info)
636 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
638 struct retro_input_descriptor desc[] = {
639 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
640 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
641 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
642 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
643 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
644 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
645 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
646 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
647 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
648 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
649 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
650 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
651 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
652 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
653 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
654 { 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
655 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
656 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
657 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
658 { 0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
661 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
662 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
663 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
664 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
665 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
666 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
667 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
668 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
669 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
670 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
671 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
672 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
673 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
674 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
675 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
676 { 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
677 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
678 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
679 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
680 { 1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
682 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
683 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
684 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
685 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
686 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
687 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
688 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
689 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
690 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
691 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
692 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
693 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
694 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
695 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
696 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
697 { 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
698 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
699 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
700 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
701 { 2, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
703 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
704 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
705 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
706 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
707 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
708 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
709 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
710 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
711 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
712 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
713 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
714 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
715 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
716 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
717 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
718 { 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
719 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
720 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
721 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
722 { 3, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
724 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
725 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
726 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
727 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
728 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
729 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
730 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
731 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
732 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
733 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
734 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
735 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
736 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
737 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
738 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
739 { 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
740 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
741 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
742 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
743 { 4, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
745 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
746 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
747 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
748 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
749 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
750 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
751 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
752 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
753 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
754 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
755 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
756 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
757 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
758 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
759 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
760 { 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
761 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
762 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
763 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
764 { 5, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
766 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
767 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
768 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
769 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
770 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
771 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
772 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
773 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
774 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
775 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
776 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
777 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
778 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
779 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
780 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
781 { 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
782 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
783 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
784 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
785 { 6, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
787 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
788 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
789 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
790 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
791 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" },
792 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" },
793 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" },
794 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" },
795 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" },
796 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" },
797 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" },
798 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" },
799 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" },
800 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" },
801 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
802 { 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
803 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" },
804 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" },
805 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" },
806 { 7, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
811 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
813 #ifdef FRONTEND_SUPPORTS_RGB565
814 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
815 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
816 SysPrintf("RGB565 supported, using it\n");
820 if (info == NULL || info->path == NULL) {
821 SysPrintf("info->path required\n");
825 if (plugins_opened) {
830 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
831 if (disks[i].fname != NULL) {
832 free(disks[i].fname);
833 disks[i].fname = NULL;
835 disks[i].internal_index = 0;
838 disk_current_index = 0;
839 extract_directory(base_dir, info->path, sizeof(base_dir));
842 if (!read_m3u(info->path)) {
843 SysPrintf("failed to read m3u file\n");
848 disks[0].fname = strdup(info->path);
851 set_cd_image(disks[0].fname);
853 /* have to reload after set_cd_image for correct cdr plugin */
854 if (LoadPlugins() == -1) {
855 SysPrintf("failed to load plugins\n");
862 if (OpenPlugins() == -1) {
863 SysPrintf("failed to open plugins\n");
867 plugin_call_rearmed_cbs();
871 if (CheckCdrom() == -1) {
872 SysPrintf("unsupported/invalid CD image: %s\n", info->path);
878 if (LoadCdrom() == -1) {
879 SysPrintf("could not load CD-ROM!\n");
886 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
887 for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
888 disks[i].fname = strdup(info->path);
889 disks[i].internal_index = i;
896 bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
901 void retro_unload_game(void)
905 unsigned retro_get_region(void)
907 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
910 void *retro_get_memory_data(unsigned id)
912 if (id == RETRO_MEMORY_SAVE_RAM)
918 size_t retro_get_memory_size(unsigned id)
920 if (id == RETRO_MEMORY_SAVE_RAM)
926 void retro_reset(void)
931 static const unsigned short retro_psx_map[] = {
932 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
933 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
934 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
935 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
936 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
937 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
938 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
939 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
940 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
941 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
942 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
943 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
944 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
945 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
946 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
947 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
949 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
951 static void update_variables(bool in_flight)
953 struct retro_variable var;
956 var.key = "pcsx_rearmed_frameskip";
958 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
959 pl_rearmed_cbs.frameskip = atoi(var.value);
962 var.key = "pcsx_rearmed_region";
964 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
967 if (strcmp(var.value, "Automatic") == 0)
969 else if (strcmp(var.value, "NTSC") == 0)
971 else if (strcmp(var.value, "PAL") == 0)
976 var.key = "pcsx_rearmed_pad1type";
978 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
980 in_type1 = PSE_PAD_TYPE_STANDARD;
981 if (strcmp(var.value, "analog") == 0)
982 in_type1 = PSE_PAD_TYPE_ANALOGPAD;
986 var.key = "pcsx_rearmed_pad2type";
988 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
990 in_type2 = PSE_PAD_TYPE_STANDARD;
991 if (strcmp(var.value, "analog") == 0)
992 in_type2 = PSE_PAD_TYPE_ANALOGPAD;
997 var.key = "pcsx_rearmed_neon_interlace_enable";
999 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1001 if (strcmp(var.value, "disabled") == 0)
1002 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1003 else if (strcmp(var.value, "enabled") == 0)
1004 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1008 var.key = "pcsx_rearmed_neon_enhancement_enable";
1010 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1012 if (strcmp(var.value, "disabled") == 0)
1013 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1014 else if (strcmp(var.value, "enabled") == 0)
1015 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1019 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1021 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1023 if (strcmp(var.value, "disabled") == 0)
1024 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1025 else if (strcmp(var.value, "enabled") == 0)
1026 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1031 var.key = "pcsx_rearmed_duping_enable";
1033 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1035 if (strcmp(var.value, "off") == 0)
1036 duping_enable = false;
1037 else if (strcmp(var.value, "on") == 0)
1038 duping_enable = true;
1043 var.key = "pcsx_rearmed_drc";
1045 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1047 R3000Acpu *prev_cpu = psxCpu;
1049 if (strcmp(var.value, "disabled") == 0)
1050 Config.Cpu = CPU_INTERPRETER;
1051 else if (strcmp(var.value, "enabled") == 0)
1052 Config.Cpu = CPU_DYNAREC;
1054 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1055 if (psxCpu != prev_cpu) {
1056 prev_cpu->Shutdown();
1058 psxCpu->Reset(); // not really a reset..
1064 var.key = "pcsx_rearmed_spu_reverb";
1066 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1068 if (strcmp(var.value, "off") == 0)
1069 spu_config.iUseReverb = false;
1070 else if (strcmp(var.value, "on") == 0)
1071 spu_config.iUseReverb = true;
1075 var.key = "pcsx_rearmed_spu_interpolation";
1077 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
1079 if (strcmp(var.value, "simple") == 0)
1080 spu_config.iUseInterpolation = 1;
1081 else if (strcmp(var.value, "gaussian") == 0)
1082 spu_config.iUseInterpolation = 2;
1083 else if (strcmp(var.value, "cubic") == 0)
1084 spu_config.iUseInterpolation = 3;
1085 else if (strcmp(var.value, "off") == 0)
1086 spu_config.iUseInterpolation = 0;
1090 // inform core things about possible config changes
1091 plugin_call_rearmed_cbs();
1093 if (GPU_open != NULL && GPU_close != NULL) {
1095 GPU_open(&gpuDisp, "PCSX", NULL);
1102 void retro_run(void)
1108 bool updated = false;
1109 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
1110 update_variables(true);
1113 for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
1114 if (input_state_cb(1, RETRO_DEVICE_JOYPAD, 0, i))
1115 in_keystate |= retro_psx_map[i];
1117 for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
1118 if (input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, i))
1119 in_keystate |= retro_psx_map[i];
1121 if (in_type1 == PSE_PAD_TYPE_ANALOGPAD)
1123 in_a1[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1124 in_a1[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1125 in_a2[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1126 in_a2[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1129 if (in_type2 == PSE_PAD_TYPE_ANALOGPAD)
1131 in_a3[0] = (input_state_cb(1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1132 in_a3[1] = (input_state_cb(1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1133 in_a4[0] = (input_state_cb(1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
1134 in_a4[1] = (input_state_cb(1, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
1140 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf : NULL,
1141 vout_width, vout_height, vout_width * 2);
1145 static bool try_use_bios(const char *path)
1151 f = fopen(path, "rb");
1155 fseek(f, 0, SEEK_END);
1159 if (size != 512 * 1024)
1162 name = strrchr(path, SLASH);
1165 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
1170 #include <sys/types.h>
1173 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
1179 dir = opendir(dirpath);
1183 while ((ent = readdir(dir))) {
1184 if (strncasecmp(ent->d_name, "scph", 4) != 0)
1187 snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
1188 ret = try_use_bios(path);
1196 #define find_any_bios(...) false
1199 static void check_system_specs(void)
1202 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
1205 void retro_init(void)
1207 const char *bios[] = { "scph1001", "scph5501", "scph7001" };
1211 bool found_bios = false;
1213 ret = emu_core_preinit();
1214 ret |= emu_core_init();
1216 SysPrintf("PCSX init failed.\n");
1220 #if defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L)
1221 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1223 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
1226 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
1228 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s/", dir);
1230 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
1231 snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
1232 found_bios = try_use_bios(path);
1238 found_bios = find_any_bios(dir, path, sizeof(path));
1241 SysPrintf("found BIOS file: %s\n", Config.Bios);
1245 SysPrintf("no BIOS files found.\n");
1246 struct retro_message msg =
1248 "no BIOS found, expect bugs!",
1251 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
1254 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
1255 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
1256 environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble);
1258 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
1259 * we have to do this because cache misses and some IO penalties
1260 * are not emulated. Warning: changing this may break compatibility. */
1261 #if !defined(__arm__) || defined(__ARM_ARCH_7A__)
1262 cycle_multiplier = 175;
1264 cycle_multiplier = 200;
1266 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1267 spu_config.iUseFixedUpdates = 1;
1271 init_memcard(Mcd1Data);
1273 SaveFuncs.open = save_open;
1274 SaveFuncs.read = save_read;
1275 SaveFuncs.write = save_write;
1276 SaveFuncs.seek = save_seek;
1277 SaveFuncs.close = save_close;
1279 update_variables(false);
1280 check_system_specs();
1283 void retro_deinit(void)