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
15 #include <sys/syscall.h>
22 #include "../libpcsxcore/misc.h"
23 #include "../libpcsxcore/psxcounters.h"
24 #include "../libpcsxcore/psxmem_map.h"
25 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
26 #include "../libpcsxcore/cdrom.h"
27 #include "../libpcsxcore/cdriso.h"
28 #include "../libpcsxcore/cheat.h"
29 #include "../libpcsxcore/r3000a.h"
30 #include "../plugins/dfsound/out.h"
31 #include "../plugins/dfsound/spu_config.h"
32 #include "../plugins/dfinput/externals.h"
37 #include "plugin_lib.h"
38 #include "arm_features.h"
42 #include "libretro_core_options.h"
44 #ifdef USE_LIBRETRO_VFS
45 #include <streams/file_stream_transforms.h>
49 #include "3ds/3ds_utils.h"
52 #define PORTS_NUMBER 8
55 #define MIN(a, b) ((a) < (b) ? (a) : (b))
59 #define MAX(a, b) ((a) > (b) ? (a) : (b))
62 #define ISHEXDEC ((buf[cursor] >= '0') && (buf[cursor] <= '9')) || ((buf[cursor] >= 'a') && (buf[cursor] <= 'f')) || ((buf[cursor] >= 'A') && (buf[cursor] <= 'F'))
64 #define INTERNAL_FPS_SAMPLE_PERIOD 64
66 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
67 static int rebootemu = 0;
69 static retro_video_refresh_t video_cb;
70 static retro_input_poll_t input_poll_cb;
71 static retro_input_state_t input_state_cb;
72 static retro_environment_t environ_cb;
73 static retro_audio_sample_batch_t audio_batch_cb;
74 static retro_set_rumble_state_t rumble_cb;
75 static struct retro_log_callback logging;
76 static retro_log_printf_t log_cb;
78 static unsigned msg_interface_version = 0;
80 static void *vout_buf;
81 static void *vout_buf_ptr;
82 static int vout_width, vout_height;
83 static int vout_doffs_old, vout_fb_dirty;
84 static bool vout_can_dupe;
85 static bool duping_enable;
86 static bool found_bios;
87 static bool display_internal_fps = false;
88 static unsigned frame_count = 0;
89 static bool libretro_supports_bitmasks = false;
91 static int show_advanced_gpu_peops_settings = -1;
94 static int show_advanced_gpu_unai_settings = -1;
96 static int show_other_input_settings = -1;
97 static float mouse_sensitivity = 1.0f;
103 FRAMESKIP_AUTO_THRESHOLD,
104 FRAMESKIP_FIXED_INTERVAL
107 static unsigned frameskip_type = FRAMESKIP_NONE;
108 static unsigned frameskip_threshold = 0;
109 static unsigned frameskip_interval = 0;
110 static unsigned frameskip_counter = 0;
112 static int retro_audio_buff_active = false;
113 static unsigned retro_audio_buff_occupancy = 0;
114 static int retro_audio_buff_underrun = false;
116 static unsigned retro_audio_latency = 0;
117 static int update_audio_latency = false;
119 static unsigned previous_width = 0;
120 static unsigned previous_height = 0;
122 static int plugins_opened;
123 static int is_pal_mode;
125 /* memory card data */
126 extern char Mcd1Data[MCD_SIZE];
127 extern char Mcd2Data[MCD_SIZE];
128 extern char McdDisable[2];
130 /* PCSX ReARMed core calls and stuff */
132 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
133 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
134 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
135 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE
137 int in_analog_left[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
138 int in_analog_right[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
139 unsigned short in_keystate[PORTS_NUMBER];
143 int in_enable_vibration = 1;
145 // NegCon adjustment parameters
146 // > The NegCon 'twist' action is somewhat awkward when mapped
147 // to a standard analog stick -> user should be able to tweak
148 // response/deadzone for comfort
149 // > When response is linear, 'additional' deadzone (set here)
150 // may be left at zero, since this is normally handled via in-game
152 // > When response is non-linear, deadzone should be set to match the
153 // controller being used (otherwise precision may be lost)
154 // > negcon_linearity:
155 // - 1: Response is linear - recommended when using racing wheel
156 // peripherals, not recommended for standard gamepads
157 // - 2: Response is quadratic - optimal setting for gamepads
158 // - 3: Response is cubic - enables precise fine control, but
159 // difficult to use...
160 #define NEGCON_RANGE 0x7FFF
161 static int negcon_deadzone = 0;
162 static int negcon_linearity = 1;
164 static bool axis_bounds_modifier;
166 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
167 #define VOUT_MAX_WIDTH 1024
168 #define VOUT_MAX_HEIGHT 512
171 bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) { return false; }
172 void retro_unload_game(void) {}
173 static int vout_open(void) { return 0; }
174 static void vout_close(void) {}
175 static int snd_init(void) { return 0; }
176 static void snd_finish(void) {}
177 static int snd_busy(void) { return 0; }
179 #define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
180 #define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
181 #define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
182 #define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
183 #define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
184 #define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
185 #define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
186 #define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
187 #define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
189 static void init_memcard(char *mcd_data)
194 memset(mcd_data, 0, MCD_SIZE);
196 mcd_data[off++] = 'M';
197 mcd_data[off++] = 'C';
199 mcd_data[off++] = 0x0e;
201 for (i = 0; i < 15; i++)
203 mcd_data[off++] = 0xa0;
205 mcd_data[off++] = 0xff;
206 mcd_data[off++] = 0xff;
208 mcd_data[off++] = 0xa0;
211 for (i = 0; i < 20; i++)
213 mcd_data[off++] = 0xff;
214 mcd_data[off++] = 0xff;
215 mcd_data[off++] = 0xff;
216 mcd_data[off++] = 0xff;
218 mcd_data[off++] = 0xff;
219 mcd_data[off++] = 0xff;
224 static void set_vout_fb()
226 struct retro_framebuffer fb = { 0 };
228 fb.width = vout_width;
229 fb.height = vout_height;
230 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
232 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
233 vout_buf_ptr = (uint16_t *)fb.data;
235 vout_buf_ptr = vout_buf;
238 static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
243 if (previous_width != vout_width || previous_height != vout_height)
245 previous_width = vout_width;
246 previous_height = vout_height;
248 struct retro_system_av_info info;
249 retro_get_system_av_info(&info);
250 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
256 #ifndef FRONTEND_SUPPORTS_RGB565
257 static void convert(void *buf, size_t bytes)
259 unsigned int i, v, *p = buf;
261 for (i = 0; i < bytes / 4; i++)
264 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
269 static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
271 unsigned short *dest = vout_buf_ptr;
272 const unsigned short *src = vram;
273 int dstride = vout_width, h1 = h;
279 memset(vout_buf_ptr, 0, dstride * h * 2);
283 doffs = (vout_height - h) * dstride;
284 doffs += (dstride - w) / 2 & ~1;
285 if (doffs != vout_doffs_old)
288 memset(vout_buf_ptr, 0, dstride * h * 2);
289 vout_doffs_old = doffs;
295 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
296 for (; h1-- > 0; dest += dstride, src += stride)
298 bgr888_to_rgb565(dest, src, w * 3);
303 for (; h1-- > 0; dest += dstride, src += stride)
305 bgr555_to_rgb565(dest, src, w * 2);
310 #ifndef FRONTEND_SUPPORTS_RGB565
311 convert(vout_buf_ptr, vout_width * vout_height * 2);
314 pl_rearmed_cbs.flip_cnt++;
326 psx_map_t custom_psx_maps[] = {
327 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
328 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
329 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
330 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
331 { NULL, 0x12000000, 0x200000, MAP_TAG_VRAM }, // 0x00000000
334 void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
342 psx_map_t *custom_map = custom_psx_maps;
344 for (; custom_map->size; custom_map++)
346 if ((custom_map->size == size) && (custom_map->tag == tag))
348 uint32_t ptr_aligned, tmp;
350 custom_map->buffer = malloc(size + 0x1000);
351 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
353 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
355 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
359 return (void *)custom_map->target_map;
367 void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
373 psx_map_t *custom_map = custom_psx_maps;
375 for (; custom_map->size; custom_map++)
377 if ((custom_map->target_map == (uint32_t)ptr))
379 uint32_t ptr_aligned, tmp;
381 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
383 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
385 free(custom_map->buffer);
386 custom_map->buffer = NULL;
407 psx_map_t custom_psx_maps[] = {
408 { NULL, NULL, 0x210000, MAP_TAG_RAM }, // 0x80000000
409 { NULL, NULL, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
410 { NULL, NULL, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
411 { NULL, NULL, 0x800000, MAP_TAG_LUTS }, // 0x08000000
412 { NULL, NULL, 0x200000, MAP_TAG_VRAM }, // 0x00000000
419 addr = malloc(64 * 1024 * 1024);
422 tmpaddr = ((u32)(addr + 0xFFFFFF)) & ~0xFFFFFF;
423 custom_psx_maps[0].buffer = tmpaddr + 0x2000000;
424 custom_psx_maps[1].buffer = tmpaddr + 0x1800000;
425 custom_psx_maps[2].buffer = tmpaddr + 0x1c00000;
426 custom_psx_maps[3].buffer = tmpaddr + 0x0000000;
427 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
429 for(n = 0; n < 5; n++){
430 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
436 void deinit_vita_mmap()
441 void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
447 psx_map_t *custom_map = custom_psx_maps;
449 for (; custom_map->size; custom_map++)
451 if ((custom_map->size == size) && (custom_map->tag == tag))
453 return custom_map->buffer;
460 void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
464 psx_map_t *custom_map = custom_psx_maps;
466 for (; custom_map->size; custom_map++)
468 if ((custom_map->buffer == ptr))
478 static void *pl_mmap(unsigned int size)
480 return psxMap(0, size, 0, MAP_TAG_VRAM);
483 static void pl_munmap(void *ptr, unsigned int size)
485 psxUnmap(ptr, size, MAP_TAG_VRAM);
488 struct rearmed_cbs pl_rearmed_cbs = {
489 .pl_vout_open = vout_open,
490 .pl_vout_set_mode = vout_set_mode,
491 .pl_vout_flip = vout_flip,
492 .pl_vout_close = vout_close,
495 /* from psxcounters */
496 .gpu_hcnt = &hSyncCount,
497 .gpu_frame_count = &frame_counter,
500 void pl_frame_limit(void)
502 /* called once per frame, make psxCpu->Execute() above return */
506 void pl_timing_prepare(int is_pal)
508 is_pal_mode = is_pal;
511 void plat_trigger_vibrate(int pad, int low, int high)
516 if (in_enable_vibration)
518 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
519 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
523 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
528 static void snd_feed(void *buf, int bytes)
530 if (audio_batch_cb != NULL)
531 audio_batch_cb(buf, bytes / 4);
534 void out_register_libretro(struct out_driver *drv)
536 drv->name = "libretro";
537 drv->init = snd_init;
538 drv->finish = snd_finish;
539 drv->busy = snd_busy;
540 drv->feed = snd_feed;
543 #define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
544 #define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
545 #define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
546 #define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
547 #define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
548 #define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
550 static char *get_pse_pad_label[] = {
551 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
554 static const struct retro_controller_description pads[7] =
556 { "standard", RETRO_DEVICE_JOYPAD },
557 { "analog", RETRO_DEVICE_PSE_ANALOG },
558 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
559 { "negcon", RETRO_DEVICE_PSE_NEGCON },
560 { "guncon", RETRO_DEVICE_PSE_GUNCON },
561 { "mouse", RETRO_DEVICE_PSE_MOUSE },
565 static const struct retro_controller_info ports[9] =
579 void retro_set_environment(retro_environment_t cb)
581 #ifdef USE_LIBRETRO_VFS
582 struct retro_vfs_interface_info vfs_iface_info;
587 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
588 log_cb = logging.log;
590 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
591 libretro_set_core_options(environ_cb);
593 #ifdef USE_LIBRETRO_VFS
594 vfs_iface_info.required_interface_version = 1;
595 vfs_iface_info.iface = NULL;
596 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
597 filestream_vfs_init(&vfs_iface_info);
601 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
602 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
603 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
604 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
605 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
607 unsigned retro_api_version(void)
609 return RETRO_API_VERSION;
612 static void update_multitap(void)
614 struct retro_variable var = { 0 };
620 var.key = "pcsx_rearmed_multitap";
621 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
623 if (strcmp(var.value, "port 1") == 0)
625 else if (strcmp(var.value, "port 2") == 0)
627 else if (strcmp(var.value, "ports 1 and 2") == 0)
635 void retro_set_controller_port_device(unsigned port, unsigned device)
637 if (port >= PORTS_NUMBER)
642 case RETRO_DEVICE_JOYPAD:
643 case RETRO_DEVICE_PSE_STANDARD:
644 in_type[port] = PSE_PAD_TYPE_STANDARD;
646 case RETRO_DEVICE_PSE_ANALOG:
647 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
649 case RETRO_DEVICE_PSE_DUALSHOCK:
650 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
652 case RETRO_DEVICE_PSE_MOUSE:
653 in_type[port] = PSE_PAD_TYPE_MOUSE;
655 case RETRO_DEVICE_PSE_NEGCON:
656 in_type[port] = PSE_PAD_TYPE_NEGCON;
658 case RETRO_DEVICE_PSE_GUNCON:
659 in_type[port] = PSE_PAD_TYPE_GUNCON;
661 case RETRO_DEVICE_NONE:
663 in_type[port] = PSE_PAD_TYPE_NONE;
667 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
670 void retro_get_system_info(struct retro_system_info *info)
673 #define GIT_VERSION ""
675 memset(info, 0, sizeof(*info));
676 info->library_name = "PCSX-ReARMed";
677 info->library_version = "r23l" GIT_VERSION;
678 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
679 info->need_fullpath = true;
682 void retro_get_system_av_info(struct retro_system_av_info *info)
684 unsigned geom_height = vout_height > 0 ? vout_height : 240;
685 unsigned geom_width = vout_width > 0 ? vout_width : 320;
687 memset(info, 0, sizeof(*info));
688 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
689 info->timing.sample_rate = 44100.0;
690 info->geometry.base_width = geom_width;
691 info->geometry.base_height = geom_height;
692 info->geometry.max_width = VOUT_MAX_WIDTH;
693 info->geometry.max_height = VOUT_MAX_HEIGHT;
694 info->geometry.aspect_ratio = 4.0 / 3.0;
698 size_t retro_serialize_size(void)
700 // it's currently 4380651-4397047 bytes,
701 // but have some reserved for future
712 static void *save_open(const char *name, const char *mode)
716 if (name == NULL || mode == NULL)
719 fp = malloc(sizeof(*fp));
723 fp->buf = (char *)name;
725 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
730 static int save_read(void *file, void *buf, u32 len)
732 struct save_fp *fp = file;
733 if (fp == NULL || buf == NULL)
736 memcpy(buf, fp->buf + fp->pos, len);
741 static int save_write(void *file, const void *buf, u32 len)
743 struct save_fp *fp = file;
744 if (fp == NULL || buf == NULL)
747 memcpy(fp->buf + fp->pos, buf, len);
752 static long save_seek(void *file, long offs, int whence)
754 struct save_fp *fp = file;
771 static void save_close(void *file)
773 struct save_fp *fp = file;
774 size_t r_size = retro_serialize_size();
778 if (fp->pos > r_size)
779 SysPrintf("ERROR: save buffer overflow detected\n");
780 else if (fp->is_write && fp->pos < r_size)
781 // make sure we don't save trash in leftover space
782 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
786 bool retro_serialize(void *data, size_t size)
788 int ret = SaveState(data);
789 return ret == 0 ? true : false;
792 bool retro_unserialize(const void *data, size_t size)
794 int ret = LoadState(data);
795 return ret == 0 ? true : false;
799 void retro_cheat_reset(void)
804 void retro_cheat_set(unsigned index, bool enabled, const char *code)
809 // cheat funcs are destructive, need a copy..
810 strncpy(buf, code, sizeof(buf));
811 buf[sizeof(buf) - 1] = 0;
813 //Prepare buffered cheat for PCSX's AddCheat fucntion.
832 if (index < NumCheats)
833 ret = EditCheat(index, "", buf);
835 ret = AddCheat("", buf);
838 SysPrintf("Failed to set cheat %#u\n", index);
839 else if (index < NumCheats)
840 Cheats[index].Enabled = enabled;
843 // just in case, maybe a win-rt port in the future?
851 #define PATH_MAX 4096
854 /* multidisk support */
855 static unsigned int disk_initial_index;
856 static char disk_initial_path[PATH_MAX];
857 static bool disk_ejected;
858 static unsigned int disk_current_index;
859 static unsigned int disk_count;
860 static struct disks_state
864 int internal_index; // for multidisk eboots
867 static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
869 const char *base = NULL;
871 if (!disk_path || (*disk_path == '\0'))
874 base = strrchr(disk_path, SLASH);
881 strncpy(disk_label, base, len - 1);
882 disk_label[len - 1] = '\0';
884 char *ext = strrchr(disk_label, '.');
889 static void disk_init(void)
893 disk_ejected = false;
894 disk_current_index = 0;
897 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
899 if (disks[i].fname != NULL)
901 free(disks[i].fname);
902 disks[i].fname = NULL;
904 if (disks[i].flabel != NULL)
906 free(disks[i].flabel);
907 disks[i].flabel = NULL;
909 disks[i].internal_index = 0;
913 static bool disk_set_eject_state(bool ejected)
916 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
919 disk_ejected = ejected;
923 static bool disk_get_eject_state(void)
925 /* can't be controlled by emulated software */
929 static unsigned int disk_get_image_index(void)
931 return disk_current_index;
934 static bool disk_set_image_index(unsigned int index)
936 if (index >= sizeof(disks) / sizeof(disks[0]))
940 CdromLabel[0] = '\0';
942 if (disks[index].fname == NULL)
944 SysPrintf("missing disk #%u\n", index);
947 // RetroArch specifies "no disk" with index == count,
948 // so don't fail here..
949 disk_current_index = index;
953 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
954 disks[index].fname, disks[index].internal_index);
956 cdrIsoMultidiskSelect = disks[index].internal_index;
957 set_cd_image(disks[index].fname);
958 if (ReloadCdromPlugin() < 0)
960 SysPrintf("failed to load cdr plugin\n");
965 SysPrintf("failed to open cdr plugin\n");
971 SetCdOpenCaseTime(time(NULL) + 2);
975 disk_current_index = index;
979 static unsigned int disk_get_num_images(void)
984 static bool disk_replace_image_index(unsigned index,
985 const struct retro_game_info *info)
987 char *old_fname = NULL;
988 char *old_flabel = NULL;
991 if (index >= sizeof(disks) / sizeof(disks[0]))
994 old_fname = disks[index].fname;
995 old_flabel = disks[index].flabel;
997 disks[index].fname = NULL;
998 disks[index].flabel = NULL;
999 disks[index].internal_index = 0;
1003 char disk_label[PATH_MAX];
1004 disk_label[0] = '\0';
1006 disks[index].fname = strdup(info->path);
1008 get_disk_label(disk_label, info->path, PATH_MAX);
1009 disks[index].flabel = strdup(disk_label);
1011 if (index == disk_current_index)
1012 ret = disk_set_image_index(index);
1015 if (old_fname != NULL)
1018 if (old_flabel != NULL)
1024 static bool disk_add_image_index(void)
1026 if (disk_count >= 8)
1033 static bool disk_set_initial_image(unsigned index, const char *path)
1035 if (index >= sizeof(disks) / sizeof(disks[0]))
1038 if (!path || (*path == '\0'))
1041 disk_initial_index = index;
1043 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1044 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1049 static bool disk_get_image_path(unsigned index, char *path, size_t len)
1051 const char *fname = NULL;
1056 if (index >= sizeof(disks) / sizeof(disks[0]))
1059 fname = disks[index].fname;
1061 if (!fname || (*fname == '\0'))
1064 strncpy(path, fname, len - 1);
1065 path[len - 1] = '\0';
1070 static bool disk_get_image_label(unsigned index, char *label, size_t len)
1072 const char *flabel = NULL;
1077 if (index >= sizeof(disks) / sizeof(disks[0]))
1080 flabel = disks[index].flabel;
1082 if (!flabel || (*flabel == '\0'))
1085 strncpy(label, flabel, len - 1);
1086 label[len - 1] = '\0';
1091 static struct retro_disk_control_callback disk_control = {
1092 .set_eject_state = disk_set_eject_state,
1093 .get_eject_state = disk_get_eject_state,
1094 .get_image_index = disk_get_image_index,
1095 .set_image_index = disk_set_image_index,
1096 .get_num_images = disk_get_num_images,
1097 .replace_image_index = disk_replace_image_index,
1098 .add_image_index = disk_add_image_index,
1101 static struct retro_disk_control_ext_callback disk_control_ext = {
1102 .set_eject_state = disk_set_eject_state,
1103 .get_eject_state = disk_get_eject_state,
1104 .get_image_index = disk_get_image_index,
1105 .set_image_index = disk_set_image_index,
1106 .get_num_images = disk_get_num_images,
1107 .replace_image_index = disk_replace_image_index,
1108 .add_image_index = disk_add_image_index,
1109 .set_initial_image = disk_set_initial_image,
1110 .get_image_path = disk_get_image_path,
1111 .get_image_label = disk_get_image_label,
1114 static char base_dir[1024];
1116 static bool read_m3u(const char *file)
1119 char name[PATH_MAX];
1120 FILE *fp = fopen(file, "r");
1124 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
1128 char *carrige_return = strchr(line, '\r');
1130 *carrige_return = '\0';
1131 char *newline = strchr(line, '\n');
1135 if (line[0] != '\0')
1137 char disk_label[PATH_MAX];
1138 disk_label[0] = '\0';
1140 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1141 disks[disk_count].fname = strdup(name);
1143 get_disk_label(disk_label, name, PATH_MAX);
1144 disks[disk_count].flabel = strdup(disk_label);
1151 return (disk_count != 0);
1154 static void extract_directory(char *buf, const char *path, size_t size)
1157 strncpy(buf, path, size - 1);
1158 buf[size - 1] = '\0';
1160 base = strrchr(buf, '/');
1162 base = strrchr(buf, '\\');
1173 #if defined(__QNX__) || defined(_WIN32)
1174 /* Blackberry QNX doesn't have strcasestr */
1177 * Find the first occurrence of find in s, ignore case.
1180 strcasestr(const char *s, const char *find)
1185 if ((c = *find++) != 0)
1187 c = tolower((unsigned char)c);
1193 if ((sc = *s++) == 0)
1195 } while ((char)tolower((unsigned char)sc) != c);
1196 } while (strncasecmp(s, find, len) != 0);
1203 static void set_retro_memmap(void)
1206 struct retro_memory_map retromap = { 0 };
1207 struct retro_memory_descriptor mmap = {
1208 0, psxM, 0, 0, 0, 0, 0x200000
1211 retromap.descriptors = &mmap;
1212 retromap.num_descriptors = 1;
1214 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1218 static void retro_audio_buff_status_cb(
1219 bool active, unsigned occupancy, bool underrun_likely)
1221 retro_audio_buff_active = active;
1222 retro_audio_buff_occupancy = occupancy;
1223 retro_audio_buff_underrun = underrun_likely;
1226 static void retro_set_audio_buff_status_cb(void)
1228 if (frameskip_type == FRAMESKIP_NONE)
1230 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1231 retro_audio_latency = 0;
1235 bool calculate_audio_latency = true;
1237 if (frameskip_type == FRAMESKIP_FIXED_INTERVAL)
1238 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1241 struct retro_audio_buffer_status_callback buf_status_cb;
1242 buf_status_cb.callback = retro_audio_buff_status_cb;
1243 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1246 retro_audio_buff_active = false;
1247 retro_audio_buff_occupancy = 0;
1248 retro_audio_buff_underrun = false;
1249 retro_audio_latency = 0;
1250 calculate_audio_latency = false;
1254 if (calculate_audio_latency)
1256 /* Frameskip is enabled - increase frontend
1257 * audio latency to minimise potential
1258 * buffer underruns */
1259 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1261 /* Set latency to 6x current frame time... */
1262 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1264 /* ...then round up to nearest multiple of 32 */
1265 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1269 update_audio_latency = true;
1270 frameskip_counter = 0;
1273 static void update_variables(bool in_flight);
1274 bool retro_load_game(const struct retro_game_info *info)
1277 unsigned int cd_index = 0;
1278 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1280 struct retro_input_descriptor desc[] = {
1281 #define JOYP(port) \
1282 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1283 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1284 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1285 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1286 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1287 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1288 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1289 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1290 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1291 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1292 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1293 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1294 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1295 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1296 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1297 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1298 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1299 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1300 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1301 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1317 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1319 #ifdef FRONTEND_SUPPORTS_RGB565
1320 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1321 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
1323 SysPrintf("RGB565 supported, using it\n");
1327 if (info == NULL || info->path == NULL)
1329 SysPrintf("info->path required\n");
1333 update_variables(false);
1343 extract_directory(base_dir, info->path, sizeof(base_dir));
1347 if (!read_m3u(info->path))
1349 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1355 char disk_label[PATH_MAX];
1356 disk_label[0] = '\0';
1359 disks[0].fname = strdup(info->path);
1361 get_disk_label(disk_label, info->path, PATH_MAX);
1362 disks[0].flabel = strdup(disk_label);
1365 /* If this is an M3U file, attempt to set the
1366 * initial disk image */
1367 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
1369 const char *fname = disks[disk_initial_index].fname;
1371 if (fname && (*fname != '\0'))
1372 if (strcmp(disk_initial_path, fname) == 0)
1373 cd_index = disk_initial_index;
1376 set_cd_image(disks[cd_index].fname);
1377 disk_current_index = cd_index;
1379 /* have to reload after set_cd_image for correct cdr plugin */
1380 if (LoadPlugins() == -1)
1382 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1389 if (OpenPlugins() == -1)
1391 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1395 /* Handle multi-disk images (i.e. PBP)
1396 * > Cannot do this until after OpenPlugins() is
1397 * called (since this sets the value of
1398 * cdrIsoMultidiskCount) */
1399 if (!is_m3u && (cdrIsoMultidiskCount > 1))
1401 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
1403 /* Small annoyance: We need to change the label
1404 * of disk 0, so have to clear existing entries */
1405 if (disks[0].fname != NULL)
1406 free(disks[0].fname);
1407 disks[0].fname = NULL;
1409 if (disks[0].flabel != NULL)
1410 free(disks[0].flabel);
1411 disks[0].flabel = NULL;
1413 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
1415 char disk_name[PATH_MAX - 16] = { 0 };
1416 char disk_label[PATH_MAX] = { 0 };
1418 disks[i].fname = strdup(info->path);
1420 get_disk_label(disk_name, info->path, sizeof(disk_name));
1421 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
1422 disks[i].flabel = strdup(disk_label);
1424 disks[i].internal_index = i;
1427 /* This is not an M3U file, so initial disk
1428 * image has not yet been set - attempt to
1430 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
1432 const char *fname = disks[disk_initial_index].fname;
1434 if (fname && (*fname != '\0'))
1435 if (strcmp(disk_initial_path, fname) == 0)
1436 cd_index = disk_initial_index;
1442 CdromLabel[0] = '\0';
1444 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
1445 disk_current_index = cd_index;
1446 set_cd_image(disks[cd_index].fname);
1448 if (ReloadCdromPlugin() < 0)
1450 log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
1455 log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
1461 /* set ports to use "standard controller" initially */
1462 for (i = 0; i < 8; ++i)
1463 in_type[i] = PSE_PAD_TYPE_STANDARD;
1465 plugin_call_rearmed_cbs();
1466 /* dfinput_activate(); */
1468 if (CheckCdrom() == -1)
1470 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1476 if (LoadCdrom() == -1)
1478 log_cb(RETRO_LOG_INFO, "could not load CD\n");
1484 retro_set_audio_buff_status_cb();
1489 unsigned retro_get_region(void)
1491 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
1494 void *retro_get_memory_data(unsigned id)
1496 if (id == RETRO_MEMORY_SAVE_RAM)
1498 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1504 size_t retro_get_memory_size(unsigned id)
1506 if (id == RETRO_MEMORY_SAVE_RAM)
1508 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1514 void retro_reset(void)
1516 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1521 static const unsigned short retro_psx_map[] = {
1522 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1523 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1524 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1525 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1526 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1527 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1528 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1529 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1530 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1531 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1532 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1533 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1534 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1535 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1536 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1537 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1539 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1541 //Percentage distance of screen to adjust
1542 static int GunconAdjustX = 0;
1543 static int GunconAdjustY = 0;
1545 //Used when out by a percentage
1546 static float GunconAdjustRatioX = 1;
1547 static float GunconAdjustRatioY = 1;
1549 static void update_variables(bool in_flight)
1551 struct retro_variable var;
1553 int gpu_peops_fix = 0;
1555 frameskip_type_t prev_frameskip_type;
1557 var.key = "pcsx_rearmed_frameskip_type";
1560 prev_frameskip_type = frameskip_type;
1561 frameskip_type = FRAMESKIP_NONE;
1562 pl_rearmed_cbs.frameskip = 0;
1564 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1566 if (strcmp(var.value, "auto") == 0)
1567 frameskip_type = FRAMESKIP_AUTO;
1568 if (strcmp(var.value, "auto_threshold") == 0)
1569 frameskip_type = FRAMESKIP_AUTO_THRESHOLD;
1570 if (strcmp(var.value, "fixed_interval") == 0)
1571 frameskip_type = FRAMESKIP_FIXED_INTERVAL;
1574 if (frameskip_type != 0)
1575 pl_rearmed_cbs.frameskip = -1;
1577 var.key = "pcsx_rearmed_frameskip_threshold";
1580 frameskip_threshold = 30;
1582 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1583 frameskip_threshold = strtol(var.value, NULL, 10);
1585 var.key = "pcsx_rearmed_frameskip";
1588 frameskip_interval = 3;
1590 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1591 frameskip_interval = strtol(var.value, NULL, 10);
1594 var.key = "pcsx_rearmed_region";
1595 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1598 if (strcmp(var.value, "auto") == 0)
1600 else if (strcmp(var.value, "NTSC") == 0)
1602 else if (strcmp(var.value, "PAL") == 0)
1609 var.key = "pcsx_rearmed_negcon_deadzone";
1610 negcon_deadzone = 0;
1611 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1613 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1617 var.key = "pcsx_rearmed_negcon_response";
1618 negcon_linearity = 1;
1619 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1621 if (strcmp(var.value, "quadratic") == 0)
1623 negcon_linearity = 2;
1625 else if (strcmp(var.value, "cubic") == 0)
1627 negcon_linearity = 3;
1632 var.key = "pcsx_rearmed_analog_axis_modifier";
1633 axis_bounds_modifier = true;
1634 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1636 if (strcmp(var.value, "square") == 0)
1638 axis_bounds_modifier = true;
1640 else if (strcmp(var.value, "circle") == 0)
1642 axis_bounds_modifier = false;
1647 var.key = "pcsx_rearmed_vibration";
1649 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1651 if (strcmp(var.value, "disabled") == 0)
1652 in_enable_vibration = 0;
1653 else if (strcmp(var.value, "enabled") == 0)
1654 in_enable_vibration = 1;
1658 var.key = "pcsx_rearmed_dithering";
1660 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1662 if (strcmp(var.value, "disabled") == 0)
1664 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1665 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1666 pl_rearmed_cbs.gpu_unai.dithering = 0;
1668 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1671 else if (strcmp(var.value, "enabled") == 0)
1673 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1674 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1675 pl_rearmed_cbs.gpu_unai.dithering = 1;
1677 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1684 var.key = "pcsx_rearmed_neon_interlace_enable";
1686 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1688 if (strcmp(var.value, "disabled") == 0)
1689 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1690 else if (strcmp(var.value, "enabled") == 0)
1691 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1695 var.key = "pcsx_rearmed_neon_enhancement_enable";
1697 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1699 if (strcmp(var.value, "disabled") == 0)
1700 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1701 else if (strcmp(var.value, "enabled") == 0)
1702 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1706 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1708 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1710 if (strcmp(var.value, "disabled") == 0)
1711 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1712 else if (strcmp(var.value, "enabled") == 0)
1713 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1718 var.key = "pcsx_rearmed_duping_enable";
1720 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1722 if (strcmp(var.value, "disabled") == 0)
1723 duping_enable = false;
1724 else if (strcmp(var.value, "enabled") == 0)
1725 duping_enable = true;
1729 var.key = "pcsx_rearmed_display_internal_fps";
1731 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1733 if (strcmp(var.value, "disabled") == 0)
1734 display_internal_fps = false;
1735 else if (strcmp(var.value, "enabled") == 0)
1736 display_internal_fps = true;
1741 var.key = "pcsx_rearmed_drc";
1743 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
1744 var.value = "enabled";
1747 R3000Acpu *prev_cpu = psxCpu;
1748 #if defined(LIGHTREC)
1749 bool can_use_dynarec = found_bios;
1751 bool can_use_dynarec = 1;
1756 Config.Cpu = CPU_INTERPRETER;
1759 if (strcmp(var.value, "disabled") == 0 || !can_use_dynarec)
1760 Config.Cpu = CPU_INTERPRETER;
1761 else if (strcmp(var.value, "enabled") == 0)
1762 Config.Cpu = CPU_DYNAREC;
1764 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1765 if (psxCpu != prev_cpu)
1767 prev_cpu->Shutdown();
1769 psxCpu->Reset(); // not really a reset..
1772 #endif /* !DRC_DISABLE */
1773 psxCpu->ApplyConfig();
1776 var.key = "pcsx_rearmed_spu_reverb";
1778 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1780 if (strcmp(var.value, "disabled") == 0)
1781 spu_config.iUseReverb = false;
1782 else if (strcmp(var.value, "enabled") == 0)
1783 spu_config.iUseReverb = true;
1787 var.key = "pcsx_rearmed_spu_interpolation";
1789 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1791 if (strcmp(var.value, "simple") == 0)
1792 spu_config.iUseInterpolation = 1;
1793 else if (strcmp(var.value, "gaussian") == 0)
1794 spu_config.iUseInterpolation = 2;
1795 else if (strcmp(var.value, "cubic") == 0)
1796 spu_config.iUseInterpolation = 3;
1797 else if (strcmp(var.value, "off") == 0)
1798 spu_config.iUseInterpolation = 0;
1802 var.key = "pcsx_rearmed_pe2_fix";
1804 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1806 if (strcmp(var.value, "disabled") == 0)
1808 else if (strcmp(var.value, "enabled") == 0)
1813 var.key = "pcsx_rearmed_icache_emulation";
1815 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1817 if (strcmp(var.value, "disabled") == 0)
1818 Config.icache_emulation = 0;
1819 else if (strcmp(var.value, "enabled") == 0)
1820 Config.icache_emulation = 1;
1824 var.key = "pcsx_rearmed_inuyasha_fix";
1826 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1828 if (strcmp(var.value, "disabled") == 0)
1830 else if (strcmp(var.value, "enabled") == 0)
1836 var.key = "pcsx_rearmed_async_cd";
1837 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1839 if (strcmp(var.value, "async") == 0)
1842 Config.CHD_Precache = 0;
1844 else if (strcmp(var.value, "sync") == 0)
1847 Config.CHD_Precache = 0;
1849 else if (strcmp(var.value, "precache") == 0)
1852 Config.CHD_Precache = 1;
1858 var.key = "pcsx_rearmed_noxadecoding";
1859 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1861 if (strcmp(var.value, "disabled") == 0)
1868 var.key = "pcsx_rearmed_nocdaudio";
1869 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1871 if (strcmp(var.value, "disabled") == 0)
1878 var.key = "pcsx_rearmed_spuirq";
1879 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1881 if (strcmp(var.value, "disabled") == 0)
1887 #ifdef THREAD_RENDERING
1888 var.key = "pcsx_rearmed_gpu_thread_rendering";
1891 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1893 if (strcmp(var.value, "disabled") == 0)
1894 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
1895 else if (strcmp(var.value, "sync") == 0)
1896 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
1897 else if (strcmp(var.value, "async") == 0)
1898 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
1904 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
1906 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1908 if (strcmp(var.value, "enabled") == 0)
1909 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
1913 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
1915 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1917 if (strcmp(var.value, "enabled") == 0)
1918 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
1922 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
1924 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1926 if (strcmp(var.value, "enabled") == 0)
1927 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
1931 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
1933 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1935 if (strcmp(var.value, "enabled") == 0)
1936 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
1940 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
1942 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1944 if (strcmp(var.value, "enabled") == 0)
1945 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
1949 var.key = "pcsx_rearmed_gpu_peops_old_frame_skip";
1951 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1953 if (strcmp(var.value, "enabled") == 0)
1954 gpu_peops_fix |= GPU_PEOPS_OLD_FRAME_SKIP;
1958 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
1960 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1962 if (strcmp(var.value, "enabled") == 0)
1963 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
1967 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
1969 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1971 if (strcmp(var.value, "enabled") == 0)
1972 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
1976 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
1978 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1980 if (strcmp(var.value, "enabled") == 0)
1981 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
1984 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
1985 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
1987 /* Show/hide core options */
1989 var.key = "pcsx_rearmed_show_gpu_peops_settings";
1992 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1994 int show_advanced_gpu_peops_settings_prev = show_advanced_gpu_peops_settings;
1996 show_advanced_gpu_peops_settings = 1;
1997 if (strcmp(var.value, "disabled") == 0)
1998 show_advanced_gpu_peops_settings = 0;
2000 if (show_advanced_gpu_peops_settings != show_advanced_gpu_peops_settings_prev)
2003 struct retro_core_option_display option_display;
2004 char gpu_peops_option[9][45] = {
2005 "pcsx_rearmed_gpu_peops_odd_even_bit",
2006 "pcsx_rearmed_gpu_peops_expand_screen_width",
2007 "pcsx_rearmed_gpu_peops_ignore_brightness",
2008 "pcsx_rearmed_gpu_peops_disable_coord_check",
2009 "pcsx_rearmed_gpu_peops_lazy_screen_update",
2010 "pcsx_rearmed_gpu_peops_old_frame_skip",
2011 "pcsx_rearmed_gpu_peops_repeated_triangles",
2012 "pcsx_rearmed_gpu_peops_quads_with_triangles",
2013 "pcsx_rearmed_gpu_peops_fake_busy_state"
2016 option_display.visible = show_advanced_gpu_peops_settings;
2018 for (i = 0; i < 9; i++)
2020 option_display.key = gpu_peops_option[i];
2021 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2028 var.key = "pcsx_rearmed_gpu_unai_ilace_force";
2031 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2033 if (strcmp(var.value, "disabled") == 0)
2034 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2035 else if (strcmp(var.value, "enabled") == 0)
2036 pl_rearmed_cbs.gpu_unai.ilace_force = 1;
2039 var.key = "pcsx_rearmed_gpu_unai_pixel_skip";
2042 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2044 if (strcmp(var.value, "disabled") == 0)
2045 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2046 else if (strcmp(var.value, "enabled") == 0)
2047 pl_rearmed_cbs.gpu_unai.pixel_skip = 1;
2050 var.key = "pcsx_rearmed_gpu_unai_lighting";
2053 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2055 if (strcmp(var.value, "disabled") == 0)
2056 pl_rearmed_cbs.gpu_unai.lighting = 0;
2057 else if (strcmp(var.value, "enabled") == 0)
2058 pl_rearmed_cbs.gpu_unai.lighting = 1;
2061 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2064 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2066 if (strcmp(var.value, "disabled") == 0)
2067 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2068 else if (strcmp(var.value, "enabled") == 0)
2069 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2072 var.key = "pcsx_rearmed_gpu_unai_blending";
2075 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2077 if (strcmp(var.value, "disabled") == 0)
2078 pl_rearmed_cbs.gpu_unai.blending = 0;
2079 else if (strcmp(var.value, "enabled") == 0)
2080 pl_rearmed_cbs.gpu_unai.blending = 1;
2083 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2086 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2088 if (strcmp(var.value, "disabled") == 0)
2089 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2090 else if (strcmp(var.value, "enabled") == 0)
2091 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2094 var.key = "pcsx_rearmed_show_gpu_unai_settings";
2097 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2099 int show_advanced_gpu_unai_settings_prev = show_advanced_gpu_unai_settings;
2101 show_advanced_gpu_unai_settings = 1;
2102 if (strcmp(var.value, "disabled") == 0)
2103 show_advanced_gpu_unai_settings = 0;
2105 if (show_advanced_gpu_unai_settings != show_advanced_gpu_unai_settings_prev)
2108 struct retro_core_option_display option_display;
2109 char gpu_unai_option[6][40] = {
2110 "pcsx_rearmed_gpu_unai_blending",
2111 "pcsx_rearmed_gpu_unai_lighting",
2112 "pcsx_rearmed_gpu_unai_fast_lighting",
2113 "pcsx_rearmed_gpu_unai_ilace_force",
2114 "pcsx_rearmed_gpu_unai_pixel_skip",
2115 "pcsx_rearmed_gpu_unai_scale_hires",
2118 option_display.visible = show_advanced_gpu_unai_settings;
2120 for (i = 0; i < 6; i++)
2122 option_display.key = gpu_unai_option[i];
2123 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2129 //This adjustment process gives the user the ability to manually align the mouse up better
2130 //with where the shots are in the emulator.
2133 var.key = "pcsx_rearmed_gunconadjustx";
2135 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2137 GunconAdjustX = atoi(var.value);
2141 var.key = "pcsx_rearmed_gunconadjusty";
2143 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2145 GunconAdjustY = atoi(var.value);
2149 var.key = "pcsx_rearmed_gunconadjustratiox";
2151 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2153 GunconAdjustRatioX = atof(var.value);
2157 var.key = "pcsx_rearmed_gunconadjustratioy";
2159 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2161 GunconAdjustRatioY = atof(var.value);
2164 #if !defined(DRC_DISABLE) && !defined(LIGHTREC)
2166 var.key = "pcsx_rearmed_nosmccheck";
2167 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2169 if (strcmp(var.value, "enabled") == 0)
2170 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
2172 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2176 var.key = "pcsx_rearmed_gteregsunneeded";
2177 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2179 if (strcmp(var.value, "enabled") == 0)
2180 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2182 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2186 var.key = "pcsx_rearmed_nogteflags";
2187 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2189 if (strcmp(var.value, "enabled") == 0)
2190 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2192 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2195 /* this probably is safe to change in real-time */
2197 var.key = "pcsx_rearmed_psxclock";
2198 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2200 int psxclock = atoi(var.value);
2201 cycle_multiplier = 10000 / psxclock;
2205 var.key = "pcsx_rearmed_nocompathacks";
2206 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2208 if (strcmp(var.value, "enabled") == 0)
2209 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2211 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2213 #endif /* !DRC_DISABLE && !LIGHTREC */
2216 var.key = "pcsx_rearmed_nostalls";
2217 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2219 if (strcmp(var.value, "enabled") == 0)
2220 Config.DisableStalls = 1;
2222 Config.DisableStalls = 0;
2226 var.key = "pcsx_rearmed_input_sensitivity";
2227 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2229 mouse_sensitivity = atof(var.value);
2232 var.key = "pcsx_rearmed_show_other_input_settings";
2235 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2237 int previous_settings = show_other_input_settings;
2239 show_other_input_settings = 1;
2240 if (strcmp(var.value, "disabled") == 0)
2241 show_other_input_settings = 0;
2243 if (show_other_input_settings != previous_settings)
2246 struct retro_core_option_display option_display;
2247 char gpu_peops_option[][50] = {
2248 "pcsx_rearmed_negcon_deadzone",
2249 "pcsx_rearmed_negcon_response",
2250 "pcsx_rearmed_analog_axis_modifier",
2251 "pcsx_rearmed_gunconadjustx",
2252 "pcsx_rearmed_gunconadjusty",
2253 "pcsx_rearmed_gunconadjustratiox",
2254 "pcsx_rearmed_gunconadjustratioy"
2256 #define INPUT_LIST (sizeof(gpu_peops_option) / sizeof(gpu_peops_option[0]))
2258 option_display.visible = show_other_input_settings;
2260 for (i = 0; i < INPUT_LIST; i++)
2262 option_display.key = gpu_peops_option[i];
2263 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2270 // inform core things about possible config changes
2271 plugin_call_rearmed_cbs();
2273 if (GPU_open != NULL && GPU_close != NULL)
2276 GPU_open(&gpuDisp, "PCSX", NULL);
2279 /* Reinitialise frameskipping, if required */
2280 if (((frameskip_type != prev_frameskip_type)))
2281 retro_set_audio_buff_status_cb();
2283 /* dfinput_activate(); */
2289 //bootlogo display hack
2293 var.key = "pcsx_rearmed_show_bios_bootlogo";
2294 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2296 Config.SlowBoot = 0;
2298 if (strcmp(var.value, "enabled") == 0)
2300 Config.SlowBoot = 1;
2308 // Taken from beetle-psx-libretro
2309 static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
2311 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2312 // feature (or pre-date it) so we need to handle this in a graceful way.
2314 // First, try and get an analog value using the new libretro API constant
2315 uint16_t button = input_state_cb(player_index,
2316 RETRO_DEVICE_ANALOG,
2317 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2319 button = MIN(button / 128, 255);
2323 // If we got exactly zero, we're either not pressing the button, or the front-end
2324 // is not reporting analog values. We need to do a second check using the classic
2325 // digital API method, to at least get some response - better than nothing.
2327 // NOTE: If we're really just not holding the button, we're still going to get zero.
2329 button = (ret & (1 << id)) ? 255 : 0;
2335 unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
2337 float modifier_axis_range = 0;
2341 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
2342 if (modifier_axis_range < 0)
2344 modifier_axis_range = 0;
2346 else if (modifier_axis_range > 255)
2348 modifier_axis_range = 255;
2353 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
2356 return modifier_axis_range;
2359 static void update_input_guncon(int port, int ret)
2361 //ToDo move across to:
2362 //RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X
2363 //RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y
2364 //RETRO_DEVICE_ID_LIGHTGUN_TRIGGER
2365 //RETRO_DEVICE_ID_LIGHTGUN_RELOAD
2366 //RETRO_DEVICE_ID_LIGHTGUN_AUX_A
2367 //RETRO_DEVICE_ID_LIGHTGUN_AUX_B
2368 //Though not sure these are hooked up properly on the Pi
2370 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
2373 //The 1 is hardcoded instead of port to prevent the overlay mouse button libretro crash bug
2374 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2376 in_keystate[port] |= (1 << DKEY_CIRCLE);
2380 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2382 in_keystate[port] |= (1 << DKEY_START);
2386 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_MIDDLE))
2388 in_keystate[port] |= (1 << DKEY_CROSS);
2391 int gunx = input_state_cb(port, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_X);
2392 int guny = input_state_cb(port, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_Y);
2394 //Mouse range is -32767 -> 32767
2396 //Use the left analog stick field to store the absolute coordinates
2397 in_analog_left[port][0] = (gunx * GunconAdjustRatioX) + (GunconAdjustX * 655);
2398 in_analog_left[port][1] = (guny * GunconAdjustRatioY) + (GunconAdjustY * 655);
2401 static void update_input_negcon(int port, int ret)
2407 float negcon_twist_amplitude;
2409 // Query digital inputs
2412 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
2413 in_keystate[port] |= (1 << DKEY_UP);
2415 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
2416 in_keystate[port] |= (1 << DKEY_RIGHT);
2418 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
2419 in_keystate[port] |= (1 << DKEY_DOWN);
2421 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
2422 in_keystate[port] |= (1 << DKEY_LEFT);
2424 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
2425 in_keystate[port] |= (1 << DKEY_START);
2427 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
2428 in_keystate[port] |= (1 << DKEY_CIRCLE);
2430 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
2431 in_keystate[port] |= (1 << DKEY_TRIANGLE);
2432 // > neGcon R shoulder (digital)
2433 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
2434 in_keystate[port] |= (1 << DKEY_R1);
2435 // Query analog inputs
2437 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2438 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
2439 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
2440 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
2441 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
2442 // So we just have to map in_analog_left/right to more
2443 // appropriate inputs...
2446 // >> Get raw analog stick value and account for deadzone
2447 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
2448 if (lsx > negcon_deadzone)
2449 lsx = lsx - negcon_deadzone;
2450 else if (lsx < -negcon_deadzone)
2451 lsx = lsx + negcon_deadzone;
2454 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2455 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
2456 if (negcon_linearity == 2)
2458 if (negcon_twist_amplitude < 0.0)
2459 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
2461 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
2463 else if (negcon_linearity == 3)
2464 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
2465 // >> Convert to final 'in_analog' integer value [0,255]
2466 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
2468 // >> Handle right analog stick vertical axis mapping...
2469 // - Up (-Y) == accelerate == neGcon I
2470 // - Down (+Y) == brake == neGcon II
2473 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2476 // Account for deadzone
2477 // (Note: have never encountered a gamepad with significant differences
2478 // in deadzone between left/right analog sticks, so use the regular 'twist'
2480 if (rsy > negcon_deadzone)
2481 rsy = rsy - negcon_deadzone;
2484 // Convert to 'in_analog' integer value [0,255]
2485 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2489 if (rsy < -negcon_deadzone)
2490 rsy = -1 * (rsy + negcon_deadzone);
2493 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2496 in_analog_right[port][1] = MAX(
2498 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
2499 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
2502 in_analog_left[port][0] = MAX(
2504 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
2505 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
2508 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
2511 static void update_input_mouse(int port, int ret)
2513 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
2514 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
2516 int x = (int)roundf(raw_x * mouse_sensitivity);
2517 int y = (int)roundf(raw_y * mouse_sensitivity);
2519 if (x > 127) x = 127;
2520 else if (x < -128) x = -128;
2522 if (y > 127) y = 127;
2523 else if (y < -128) y = -128;
2525 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
2526 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
2528 /* left mouse button state */
2529 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2530 in_keystate[port] |= 1 << 11;
2532 /* right mouse button state */
2533 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2534 in_keystate[port] |= 1 << 10;
2537 static void update_input(void)
2539 // reset all keystate, query libretro for keystate
2543 for (i = 0; i < PORTS_NUMBER; i++)
2546 int type = in_type[i];
2550 if (type == PSE_PAD_TYPE_NONE)
2553 if (libretro_supports_bitmasks)
2554 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
2557 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
2559 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
2566 case PSE_PAD_TYPE_GUNCON:
2567 update_input_guncon(i, ret);
2569 case PSE_PAD_TYPE_NEGCON:
2570 update_input_negcon(i, ret);
2572 case PSE_PAD_TYPE_MOUSE:
2573 update_input_mouse(i, ret);
2576 // Query digital inputs
2577 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2579 in_keystate[i] |= retro_psx_map[j];
2581 // Query analog inputs
2582 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
2584 in_analog_left[i][0] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X), axis_bounds_modifier);
2585 in_analog_left[i][1] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y), axis_bounds_modifier);
2586 in_analog_right[i][0] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X), axis_bounds_modifier);
2587 in_analog_right[i][1] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y), axis_bounds_modifier);
2593 static void print_internal_fps(void)
2595 if (display_internal_fps)
2599 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
2601 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
2603 const char *strc = (const char *)str;
2607 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
2609 pl_rearmed_cbs.flip_cnt = 0;
2611 if (msg_interface_version >= 1)
2613 struct retro_message_ext msg = {
2618 RETRO_MESSAGE_TARGET_OSD,
2619 RETRO_MESSAGE_TYPE_STATUS,
2622 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2626 struct retro_message msg = {
2630 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2638 void retro_run(void)
2640 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
2645 if (!Config.HLE && !Config.SlowBoot)
2648 psxRegs.pc = psxRegs.GPR.n.ra;
2653 print_internal_fps();
2655 /* Check whether current frame should
2657 pl_rearmed_cbs.fskip_force = 0;
2658 pl_rearmed_cbs.fskip_dirty = 0;
2660 if (frameskip_type != FRAMESKIP_NONE)
2662 bool skip_frame = false;
2664 switch (frameskip_type)
2666 case FRAMESKIP_AUTO:
2667 skip_frame = retro_audio_buff_active && retro_audio_buff_underrun;
2669 case FRAMESKIP_AUTO_THRESHOLD:
2670 skip_frame = retro_audio_buff_active && (retro_audio_buff_occupancy < frameskip_threshold);
2672 case FRAMESKIP_FIXED_INTERVAL:
2679 if (skip_frame && frameskip_counter < frameskip_interval)
2680 pl_rearmed_cbs.fskip_force = 1;
2683 /* If frameskip/timing settings have changed,
2684 * update frontend audio latency
2685 * > Can do this before or after the frameskip
2686 * check, but doing it after means we at least
2687 * retain the current frame's audio output */
2688 if (update_audio_latency)
2690 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
2691 &retro_audio_latency);
2692 update_audio_latency = false;
2699 bool updated = false;
2700 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
2701 update_variables(true);
2706 if (pl_rearmed_cbs.fskip_dirty == 1) {
2707 if (frameskip_counter < frameskip_interval)
2708 frameskip_counter++;
2709 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
2710 frameskip_counter = 0;
2713 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
2714 vout_width, vout_height, vout_width * 2);
2720 static bool try_use_bios(const char *path)
2724 FILE *fp = fopen(path, "rb");
2728 fseek(fp, 0, SEEK_END);
2732 if (size != 512 * 1024)
2735 name = strrchr(path, SLASH);
2738 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
2743 #include <sys/types.h>
2746 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
2752 dir = opendir(dirpath);
2756 while ((ent = readdir(dir)))
2758 if ((strncasecmp(ent->d_name, "scph", 4) != 0) && (strncasecmp(ent->d_name, "psx", 3) != 0))
2761 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
2762 ret = try_use_bios(path);
2770 #define find_any_bios(...) false
2773 static void check_system_specs(void)
2776 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2779 static int init_memcards(void)
2783 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
2784 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2786 // Memcard2 will be handled and is re-enabled if needed using core
2788 // Memcard1 is handled by libretro, doing this will set core to
2789 // skip file io operations for memcard1 like SaveMcd
2790 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2791 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
2792 init_memcard(Mcd1Data);
2793 // Memcard 2 is managed by the emulator on the filesystem,
2794 // There is no need to initialize Mcd2Data like Mcd1Data.
2796 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2798 SysPrintf("Memcard 2: %s\n", var.value);
2799 if (memcmp(var.value, "enabled", 7) == 0)
2801 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
2803 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
2805 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2811 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2812 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2817 SysPrintf("Could not get save directory! Could not create memcard 2.");
2825 static void loadPSXBios(void)
2828 char path[PATH_MAX];
2829 unsigned useHLE = 0;
2831 const char *bios[] = {
2832 "PSXONPSP660", "psxonpsp660",
2833 "SCPH101", "scph101",
2834 "SCPH5501", "scph5501",
2835 "SCPH7001", "scph7001",
2836 "SCPH1001", "scph1001"
2839 struct retro_variable var = {
2840 .key = "pcsx_rearmed_bios",
2846 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2848 if (!strcmp(var.value, "HLE"))
2854 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2857 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2859 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
2861 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2862 found_bios = try_use_bios(path);
2868 found_bios = find_any_bios(dir, path, sizeof(path));
2872 SysPrintf("found BIOS file: %s\n", Config.Bios);
2878 const char *msg_str;
2881 msg_str = "BIOS set to \'hle\' in core options - real BIOS will be ignored";
2882 SysPrintf("Using HLE BIOS.\n");
2886 msg_str = "No PlayStation BIOS file found - add for better compatibility";
2887 SysPrintf("No BIOS files found.\n");
2890 if (msg_interface_version >= 1)
2892 struct retro_message_ext msg = {
2897 RETRO_MESSAGE_TARGET_ALL,
2898 RETRO_MESSAGE_TYPE_NOTIFICATION,
2901 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2905 struct retro_message msg = {
2909 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2914 void retro_init(void)
2916 unsigned dci_version = 0;
2917 struct retro_rumble_interface rumble;
2920 msg_interface_version = 0;
2921 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
2923 #if defined(__MACH__) && !defined(TVOS)
2924 // magic sauce to make the dynarec work on iOS
2925 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2929 psxMapHook = pl_3ds_mmap;
2930 psxUnmapHook = pl_3ds_munmap;
2933 if (init_vita_mmap() < 0)
2935 psxMapHook = pl_vita_mmap;
2936 psxUnmapHook = pl_vita_munmap;
2938 ret = emu_core_preinit();
2940 /* emu_core_preinit sets the cpu to dynarec */
2942 Config.Cpu = CPU_INTERPRETER;
2944 ret |= init_memcards();
2946 ret |= emu_core_init();
2949 SysPrintf("PCSX init failed.\n");
2954 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2955 #elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA) && !defined(__SWITCH__)
2956 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
2957 vout_buf = (void *) 0;
2959 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2962 vout_buf_ptr = vout_buf;
2966 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
2968 disk_initial_index = 0;
2969 disk_initial_path[0] = '\0';
2970 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
2971 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
2973 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
2976 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2977 rumble_cb = rumble.set_rumble_state;
2979 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2980 * we have to do this because cache misses and some IO penalties
2981 * are not emulated. Warning: changing this may break compatibility. */
2982 cycle_multiplier = 175;
2983 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
2984 cycle_multiplier = 200;
2986 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2987 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
2988 spu_config.iUseFixedUpdates = 1;
2990 SaveFuncs.open = save_open;
2991 SaveFuncs.read = save_read;
2992 SaveFuncs.write = save_write;
2993 SaveFuncs.seek = save_seek;
2994 SaveFuncs.close = save_close;
2996 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
2997 libretro_supports_bitmasks = true;
2999 check_system_specs();
3002 void retro_deinit(void)
3011 linearFree(vout_buf);
3020 libretro_supports_bitmasks = false;
3022 /* Have to reset disks struct, otherwise
3023 * fnames/flabels will leak memory */
3025 frameskip_type = FRAMESKIP_NONE;
3026 frameskip_threshold = 0;
3027 frameskip_interval = 0;
3028 frameskip_counter = 0;
3029 retro_audio_buff_active = false;
3030 retro_audio_buff_occupancy = 0;
3031 retro_audio_buff_underrun = false;
3032 retro_audio_latency = 0;
3033 update_audio_latency = false;
3037 #include <psp2/kernel/threadmgr.h>
3038 int usleep(unsigned long us)
3040 sceKernelDelayThread(us);
3044 void SysPrintf(const char *fmt, ...)
3049 va_start(list, fmt);
3050 vsprintf(msg, fmt, list);
3054 log_cb(RETRO_LOG_INFO, "%s", msg);
3057 /* Prints debug-level logs */
3058 void SysDLog(const char *fmt, ...)
3063 va_start(list, fmt);
3064 vsprintf(msg, fmt, list);
3068 log_cb(RETRO_LOG_DEBUG, "%s", msg);