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;
99 unsigned frameskip_type = 0;
100 unsigned frameskip_threshold = 0;
101 unsigned frameskip_counter = 0;
102 unsigned frameskip_interval = 0;
104 int retro_audio_buff_active = false;
105 unsigned retro_audio_buff_occupancy = 0;
106 int retro_audio_buff_underrun = false;
108 unsigned retro_audio_latency = 0;
109 int update_audio_latency = false;
111 static unsigned previous_width = 0;
112 static unsigned previous_height = 0;
114 static int plugins_opened;
115 static int is_pal_mode;
117 /* memory card data */
118 extern char Mcd1Data[MCD_SIZE];
119 extern char Mcd2Data[MCD_SIZE];
120 extern char McdDisable[2];
122 /* PCSX ReARMed core calls and stuff */
124 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
125 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
126 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
127 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE
129 int in_analog_left[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
130 int in_analog_right[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
131 unsigned short in_keystate[PORTS_NUMBER];
135 int in_enable_vibration = 1;
137 // NegCon adjustment parameters
138 // > The NegCon 'twist' action is somewhat awkward when mapped
139 // to a standard analog stick -> user should be able to tweak
140 // response/deadzone for comfort
141 // > When response is linear, 'additional' deadzone (set here)
142 // may be left at zero, since this is normally handled via in-game
144 // > When response is non-linear, deadzone should be set to match the
145 // controller being used (otherwise precision may be lost)
146 // > negcon_linearity:
147 // - 1: Response is linear - recommended when using racing wheel
148 // peripherals, not recommended for standard gamepads
149 // - 2: Response is quadratic - optimal setting for gamepads
150 // - 3: Response is cubic - enables precise fine control, but
151 // difficult to use...
152 #define NEGCON_RANGE 0x7FFF
153 static int negcon_deadzone = 0;
154 static int negcon_linearity = 1;
156 static bool axis_bounds_modifier;
158 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
159 #define VOUT_MAX_WIDTH 1024
160 #define VOUT_MAX_HEIGHT 512
163 bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) { return false; }
164 void retro_unload_game(void) {}
165 static int vout_open(void) { return 0; }
166 static void vout_close(void) {}
167 static int snd_init(void) { return 0; }
168 static void snd_finish(void) {}
169 static int snd_busy(void) { return 0; }
171 #define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
172 #define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
173 #define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
174 #define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
175 #define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
176 #define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
177 #define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
178 #define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
179 #define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
181 static void init_memcard(char *mcd_data)
186 memset(mcd_data, 0, MCD_SIZE);
188 mcd_data[off++] = 'M';
189 mcd_data[off++] = 'C';
191 mcd_data[off++] = 0x0e;
193 for (i = 0; i < 15; i++)
195 mcd_data[off++] = 0xa0;
197 mcd_data[off++] = 0xff;
198 mcd_data[off++] = 0xff;
200 mcd_data[off++] = 0xa0;
203 for (i = 0; i < 20; i++)
205 mcd_data[off++] = 0xff;
206 mcd_data[off++] = 0xff;
207 mcd_data[off++] = 0xff;
208 mcd_data[off++] = 0xff;
210 mcd_data[off++] = 0xff;
211 mcd_data[off++] = 0xff;
216 static void set_vout_fb()
218 struct retro_framebuffer fb = { 0 };
220 fb.width = vout_width;
221 fb.height = vout_height;
222 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
224 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
225 vout_buf_ptr = (uint16_t *)fb.data;
227 vout_buf_ptr = vout_buf;
230 static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
235 if (previous_width != vout_width || previous_height != vout_height)
237 previous_width = vout_width;
238 previous_height = vout_height;
240 struct retro_system_av_info info;
241 retro_get_system_av_info(&info);
242 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
248 #ifndef FRONTEND_SUPPORTS_RGB565
249 static void convert(void *buf, size_t bytes)
251 unsigned int i, v, *p = buf;
253 for (i = 0; i < bytes / 4; i++)
256 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
261 static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
263 unsigned short *dest = vout_buf_ptr;
264 const unsigned short *src = vram;
265 int dstride = vout_width, h1 = h;
271 memset(vout_buf_ptr, 0, dstride * h * 2);
275 doffs = (vout_height - h) * dstride;
276 doffs += (dstride - w) / 2 & ~1;
277 if (doffs != vout_doffs_old)
280 memset(vout_buf_ptr, 0, dstride * h * 2);
281 vout_doffs_old = doffs;
287 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
288 for (; h1-- > 0; dest += dstride, src += stride)
290 bgr888_to_rgb565(dest, src, w * 3);
295 for (; h1-- > 0; dest += dstride, src += stride)
297 bgr555_to_rgb565(dest, src, w * 2);
302 #ifndef FRONTEND_SUPPORTS_RGB565
303 convert(vout_buf_ptr, vout_width * vout_height * 2);
306 pl_rearmed_cbs.flip_cnt++;
318 psx_map_t custom_psx_maps[] = {
319 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
320 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
321 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
322 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
323 { NULL, 0x12000000, 0x200000, MAP_TAG_VRAM }, // 0x00000000
326 void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
334 psx_map_t *custom_map = custom_psx_maps;
336 for (; custom_map->size; custom_map++)
338 if ((custom_map->size == size) && (custom_map->tag == tag))
340 uint32_t ptr_aligned, tmp;
342 custom_map->buffer = malloc(size + 0x1000);
343 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
345 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
347 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
351 return (void *)custom_map->target_map;
359 void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
365 psx_map_t *custom_map = custom_psx_maps;
367 for (; custom_map->size; custom_map++)
369 if ((custom_map->target_map == (uint32_t)ptr))
371 uint32_t ptr_aligned, tmp;
373 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
375 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
377 free(custom_map->buffer);
378 custom_map->buffer = NULL;
399 psx_map_t custom_psx_maps[] = {
400 { NULL, NULL, 0x210000, MAP_TAG_RAM }, // 0x80000000
401 { NULL, NULL, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
402 { NULL, NULL, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
403 { NULL, NULL, 0x800000, MAP_TAG_LUTS }, // 0x08000000
404 { NULL, NULL, 0x200000, MAP_TAG_VRAM }, // 0x00000000
411 addr = malloc(64 * 1024 * 1024);
414 tmpaddr = ((u32)(addr + 0xFFFFFF)) & ~0xFFFFFF;
415 custom_psx_maps[0].buffer = tmpaddr + 0x2000000;
416 custom_psx_maps[1].buffer = tmpaddr + 0x1800000;
417 custom_psx_maps[2].buffer = tmpaddr + 0x1c00000;
418 custom_psx_maps[3].buffer = tmpaddr + 0x0000000;
419 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
421 for(n = 0; n < 5; n++){
422 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
428 void deinit_vita_mmap()
433 void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
439 psx_map_t *custom_map = custom_psx_maps;
441 for (; custom_map->size; custom_map++)
443 if ((custom_map->size == size) && (custom_map->tag == tag))
445 return custom_map->buffer;
452 void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
456 psx_map_t *custom_map = custom_psx_maps;
458 for (; custom_map->size; custom_map++)
460 if ((custom_map->buffer == ptr))
470 static void *pl_mmap(unsigned int size)
472 return psxMap(0, size, 0, MAP_TAG_VRAM);
475 static void pl_munmap(void *ptr, unsigned int size)
477 psxUnmap(ptr, size, MAP_TAG_VRAM);
480 struct rearmed_cbs pl_rearmed_cbs = {
481 .pl_vout_open = vout_open,
482 .pl_vout_set_mode = vout_set_mode,
483 .pl_vout_flip = vout_flip,
484 .pl_vout_close = vout_close,
487 /* from psxcounters */
488 .gpu_hcnt = &hSyncCount,
489 .gpu_frame_count = &frame_counter,
492 void pl_frame_limit(void)
494 /* called once per frame, make psxCpu->Execute() above return */
498 void pl_timing_prepare(int is_pal)
500 is_pal_mode = is_pal;
503 void plat_trigger_vibrate(int pad, int low, int high)
508 if (in_enable_vibration)
510 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
511 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
515 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
520 static void snd_feed(void *buf, int bytes)
522 if (audio_batch_cb != NULL)
523 audio_batch_cb(buf, bytes / 4);
526 void out_register_libretro(struct out_driver *drv)
528 drv->name = "libretro";
529 drv->init = snd_init;
530 drv->finish = snd_finish;
531 drv->busy = snd_busy;
532 drv->feed = snd_feed;
535 #define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
536 #define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
537 #define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
538 #define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
539 #define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
540 #define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
542 static char *get_pse_pad_label[] = {
543 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
546 static const struct retro_controller_description pads[7] =
548 { "standard", RETRO_DEVICE_JOYPAD },
549 { "analog", RETRO_DEVICE_PSE_ANALOG },
550 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
551 { "negcon", RETRO_DEVICE_PSE_NEGCON },
552 { "guncon", RETRO_DEVICE_PSE_GUNCON },
553 { "mouse", RETRO_DEVICE_PSE_MOUSE },
557 static const struct retro_controller_info ports[9] =
571 void retro_set_environment(retro_environment_t cb)
573 #ifdef USE_LIBRETRO_VFS
574 struct retro_vfs_interface_info vfs_iface_info;
579 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
580 log_cb = logging.log;
582 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
583 libretro_set_core_options(environ_cb);
585 #ifdef USE_LIBRETRO_VFS
586 vfs_iface_info.required_interface_version = 1;
587 vfs_iface_info.iface = NULL;
588 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
589 filestream_vfs_init(&vfs_iface_info);
593 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
594 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
595 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
596 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
597 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
599 unsigned retro_api_version(void)
601 return RETRO_API_VERSION;
604 static void update_multitap(void)
606 struct retro_variable var = { 0 };
612 var.key = "pcsx_rearmed_multitap";
613 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
615 if (strcmp(var.value, "port 1") == 0)
617 else if (strcmp(var.value, "port 2") == 0)
619 else if (strcmp(var.value, "ports 1 and 2") == 0)
627 void retro_set_controller_port_device(unsigned port, unsigned device)
629 if (port >= PORTS_NUMBER)
634 case RETRO_DEVICE_JOYPAD:
635 case RETRO_DEVICE_PSE_STANDARD:
636 in_type[port] = PSE_PAD_TYPE_STANDARD;
638 case RETRO_DEVICE_PSE_ANALOG:
639 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
641 case RETRO_DEVICE_PSE_DUALSHOCK:
642 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
644 case RETRO_DEVICE_PSE_MOUSE:
645 in_type[port] = PSE_PAD_TYPE_MOUSE;
647 case RETRO_DEVICE_PSE_NEGCON:
648 in_type[port] = PSE_PAD_TYPE_NEGCON;
650 case RETRO_DEVICE_PSE_GUNCON:
651 in_type[port] = PSE_PAD_TYPE_GUNCON;
653 case RETRO_DEVICE_NONE:
655 in_type[port] = PSE_PAD_TYPE_NONE;
659 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
662 void retro_get_system_info(struct retro_system_info *info)
665 #define GIT_VERSION ""
667 memset(info, 0, sizeof(*info));
668 info->library_name = "PCSX-ReARMed";
669 info->library_version = "r23l" GIT_VERSION;
670 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
671 info->need_fullpath = true;
674 void retro_get_system_av_info(struct retro_system_av_info *info)
676 unsigned geom_height = vout_height > 0 ? vout_height : 240;
677 unsigned geom_width = vout_width > 0 ? vout_width : 320;
679 memset(info, 0, sizeof(*info));
680 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
681 info->timing.sample_rate = 44100.0;
682 info->geometry.base_width = geom_width;
683 info->geometry.base_height = geom_height;
684 info->geometry.max_width = VOUT_MAX_WIDTH;
685 info->geometry.max_height = VOUT_MAX_HEIGHT;
686 info->geometry.aspect_ratio = 4.0 / 3.0;
690 size_t retro_serialize_size(void)
692 // it's currently 4380651-4397047 bytes,
693 // but have some reserved for future
704 static void *save_open(const char *name, const char *mode)
708 if (name == NULL || mode == NULL)
711 fp = malloc(sizeof(*fp));
715 fp->buf = (char *)name;
717 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
722 static int save_read(void *file, void *buf, u32 len)
724 struct save_fp *fp = file;
725 if (fp == NULL || buf == NULL)
728 memcpy(buf, fp->buf + fp->pos, len);
733 static int save_write(void *file, const void *buf, u32 len)
735 struct save_fp *fp = file;
736 if (fp == NULL || buf == NULL)
739 memcpy(fp->buf + fp->pos, buf, len);
744 static long save_seek(void *file, long offs, int whence)
746 struct save_fp *fp = file;
763 static void save_close(void *file)
765 struct save_fp *fp = file;
766 size_t r_size = retro_serialize_size();
770 if (fp->pos > r_size)
771 SysPrintf("ERROR: save buffer overflow detected\n");
772 else if (fp->is_write && fp->pos < r_size)
773 // make sure we don't save trash in leftover space
774 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
778 bool retro_serialize(void *data, size_t size)
780 int ret = SaveState(data);
781 return ret == 0 ? true : false;
784 bool retro_unserialize(const void *data, size_t size)
786 int ret = LoadState(data);
787 return ret == 0 ? true : false;
791 void retro_cheat_reset(void)
796 void retro_cheat_set(unsigned index, bool enabled, const char *code)
801 // cheat funcs are destructive, need a copy..
802 strncpy(buf, code, sizeof(buf));
803 buf[sizeof(buf) - 1] = 0;
805 //Prepare buffered cheat for PCSX's AddCheat fucntion.
824 if (index < NumCheats)
825 ret = EditCheat(index, "", buf);
827 ret = AddCheat("", buf);
830 SysPrintf("Failed to set cheat %#u\n", index);
831 else if (index < NumCheats)
832 Cheats[index].Enabled = enabled;
835 // just in case, maybe a win-rt port in the future?
843 #define PATH_MAX 4096
846 /* multidisk support */
847 static unsigned int disk_initial_index;
848 static char disk_initial_path[PATH_MAX];
849 static bool disk_ejected;
850 static unsigned int disk_current_index;
851 static unsigned int disk_count;
852 static struct disks_state
856 int internal_index; // for multidisk eboots
859 static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
861 const char *base = NULL;
863 if (!disk_path || (*disk_path == '\0'))
866 base = strrchr(disk_path, SLASH);
873 strncpy(disk_label, base, len - 1);
874 disk_label[len - 1] = '\0';
876 char *ext = strrchr(disk_label, '.');
881 static void disk_init(void)
885 disk_ejected = false;
886 disk_current_index = 0;
889 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
891 if (disks[i].fname != NULL)
893 free(disks[i].fname);
894 disks[i].fname = NULL;
896 if (disks[i].flabel != NULL)
898 free(disks[i].flabel);
899 disks[i].flabel = NULL;
901 disks[i].internal_index = 0;
905 static bool disk_set_eject_state(bool ejected)
908 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
911 disk_ejected = ejected;
915 static bool disk_get_eject_state(void)
917 /* can't be controlled by emulated software */
921 static unsigned int disk_get_image_index(void)
923 return disk_current_index;
926 static bool disk_set_image_index(unsigned int index)
928 if (index >= sizeof(disks) / sizeof(disks[0]))
932 CdromLabel[0] = '\0';
934 if (disks[index].fname == NULL)
936 SysPrintf("missing disk #%u\n", index);
939 // RetroArch specifies "no disk" with index == count,
940 // so don't fail here..
941 disk_current_index = index;
945 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
946 disks[index].fname, disks[index].internal_index);
948 cdrIsoMultidiskSelect = disks[index].internal_index;
949 set_cd_image(disks[index].fname);
950 if (ReloadCdromPlugin() < 0)
952 SysPrintf("failed to load cdr plugin\n");
957 SysPrintf("failed to open cdr plugin\n");
963 SetCdOpenCaseTime(time(NULL) + 2);
967 disk_current_index = index;
971 static unsigned int disk_get_num_images(void)
976 static bool disk_replace_image_index(unsigned index,
977 const struct retro_game_info *info)
979 char *old_fname = NULL;
980 char *old_flabel = NULL;
983 if (index >= sizeof(disks) / sizeof(disks[0]))
986 old_fname = disks[index].fname;
987 old_flabel = disks[index].flabel;
989 disks[index].fname = NULL;
990 disks[index].flabel = NULL;
991 disks[index].internal_index = 0;
995 char disk_label[PATH_MAX];
996 disk_label[0] = '\0';
998 disks[index].fname = strdup(info->path);
1000 get_disk_label(disk_label, info->path, PATH_MAX);
1001 disks[index].flabel = strdup(disk_label);
1003 if (index == disk_current_index)
1004 ret = disk_set_image_index(index);
1007 if (old_fname != NULL)
1010 if (old_flabel != NULL)
1016 static bool disk_add_image_index(void)
1018 if (disk_count >= 8)
1025 static bool disk_set_initial_image(unsigned index, const char *path)
1027 if (index >= sizeof(disks) / sizeof(disks[0]))
1030 if (!path || (*path == '\0'))
1033 disk_initial_index = index;
1035 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1036 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1041 static bool disk_get_image_path(unsigned index, char *path, size_t len)
1043 const char *fname = NULL;
1048 if (index >= sizeof(disks) / sizeof(disks[0]))
1051 fname = disks[index].fname;
1053 if (!fname || (*fname == '\0'))
1056 strncpy(path, fname, len - 1);
1057 path[len - 1] = '\0';
1062 static bool disk_get_image_label(unsigned index, char *label, size_t len)
1064 const char *flabel = NULL;
1069 if (index >= sizeof(disks) / sizeof(disks[0]))
1072 flabel = disks[index].flabel;
1074 if (!flabel || (*flabel == '\0'))
1077 strncpy(label, flabel, len - 1);
1078 label[len - 1] = '\0';
1083 static struct retro_disk_control_callback disk_control = {
1084 .set_eject_state = disk_set_eject_state,
1085 .get_eject_state = disk_get_eject_state,
1086 .get_image_index = disk_get_image_index,
1087 .set_image_index = disk_set_image_index,
1088 .get_num_images = disk_get_num_images,
1089 .replace_image_index = disk_replace_image_index,
1090 .add_image_index = disk_add_image_index,
1093 static struct retro_disk_control_ext_callback disk_control_ext = {
1094 .set_eject_state = disk_set_eject_state,
1095 .get_eject_state = disk_get_eject_state,
1096 .get_image_index = disk_get_image_index,
1097 .set_image_index = disk_set_image_index,
1098 .get_num_images = disk_get_num_images,
1099 .replace_image_index = disk_replace_image_index,
1100 .add_image_index = disk_add_image_index,
1101 .set_initial_image = disk_set_initial_image,
1102 .get_image_path = disk_get_image_path,
1103 .get_image_label = disk_get_image_label,
1106 static char base_dir[1024];
1108 static bool read_m3u(const char *file)
1111 char name[PATH_MAX];
1112 FILE *fp = fopen(file, "r");
1116 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
1120 char *carrige_return = strchr(line, '\r');
1122 *carrige_return = '\0';
1123 char *newline = strchr(line, '\n');
1127 if (line[0] != '\0')
1129 char disk_label[PATH_MAX];
1130 disk_label[0] = '\0';
1132 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1133 disks[disk_count].fname = strdup(name);
1135 get_disk_label(disk_label, name, PATH_MAX);
1136 disks[disk_count].flabel = strdup(disk_label);
1143 return (disk_count != 0);
1146 static void extract_directory(char *buf, const char *path, size_t size)
1149 strncpy(buf, path, size - 1);
1150 buf[size - 1] = '\0';
1152 base = strrchr(buf, '/');
1154 base = strrchr(buf, '\\');
1165 #if defined(__QNX__) || defined(_WIN32)
1166 /* Blackberry QNX doesn't have strcasestr */
1169 * Find the first occurrence of find in s, ignore case.
1172 strcasestr(const char *s, const char *find)
1177 if ((c = *find++) != 0)
1179 c = tolower((unsigned char)c);
1185 if ((sc = *s++) == 0)
1187 } while ((char)tolower((unsigned char)sc) != c);
1188 } while (strncasecmp(s, find, len) != 0);
1195 static void set_retro_memmap(void)
1198 struct retro_memory_map retromap = { 0 };
1199 struct retro_memory_descriptor mmap = {
1200 0, psxM, 0, 0, 0, 0, 0x200000
1203 retromap.descriptors = &mmap;
1204 retromap.num_descriptors = 1;
1206 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1210 static void retro_audio_buff_status_cb(
1211 bool active, unsigned occupancy, bool underrun_likely)
1213 retro_audio_buff_active = active;
1214 retro_audio_buff_occupancy = occupancy;
1215 retro_audio_buff_underrun = underrun_likely;
1218 static void retro_set_audio_buff_status_cb(void)
1220 if (frameskip_type > 0)
1222 struct retro_audio_buffer_status_callback buf_status_cb;
1224 buf_status_cb.callback = retro_audio_buff_status_cb;
1225 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1228 retro_audio_buff_active = false;
1229 retro_audio_buff_occupancy = 0;
1230 retro_audio_buff_underrun = false;
1231 retro_audio_latency = 0;
1235 /* Frameskip is enabled - increase frontend
1236 * audio latency to minimise potential
1237 * buffer underruns */
1238 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1240 /* Set latency to 6x current frame time... */
1241 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1243 /* ...then round up to nearest multiple of 32 */
1244 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1249 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1250 retro_audio_latency = 0;
1253 update_audio_latency = true;
1256 static void update_variables(bool in_flight);
1257 bool retro_load_game(const struct retro_game_info *info)
1260 unsigned int cd_index = 0;
1261 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1263 struct retro_input_descriptor desc[] = {
1264 #define JOYP(port) \
1265 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1266 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1267 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1268 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1269 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1270 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1271 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1272 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1273 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1274 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1275 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1276 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1277 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1278 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1279 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1280 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1281 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1282 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1283 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1284 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1300 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1302 #ifdef FRONTEND_SUPPORTS_RGB565
1303 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1304 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
1306 SysPrintf("RGB565 supported, using it\n");
1310 if (info == NULL || info->path == NULL)
1312 SysPrintf("info->path required\n");
1316 update_variables(false);
1326 extract_directory(base_dir, info->path, sizeof(base_dir));
1330 if (!read_m3u(info->path))
1332 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1338 char disk_label[PATH_MAX];
1339 disk_label[0] = '\0';
1342 disks[0].fname = strdup(info->path);
1344 get_disk_label(disk_label, info->path, PATH_MAX);
1345 disks[0].flabel = strdup(disk_label);
1348 /* If this is an M3U file, attempt to set the
1349 * initial disk image */
1350 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
1352 const char *fname = disks[disk_initial_index].fname;
1354 if (fname && (*fname != '\0'))
1355 if (strcmp(disk_initial_path, fname) == 0)
1356 cd_index = disk_initial_index;
1359 set_cd_image(disks[cd_index].fname);
1360 disk_current_index = cd_index;
1362 /* have to reload after set_cd_image for correct cdr plugin */
1363 if (LoadPlugins() == -1)
1365 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1372 if (OpenPlugins() == -1)
1374 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1378 /* Handle multi-disk images (i.e. PBP)
1379 * > Cannot do this until after OpenPlugins() is
1380 * called (since this sets the value of
1381 * cdrIsoMultidiskCount) */
1382 if (!is_m3u && (cdrIsoMultidiskCount > 1))
1384 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
1386 /* Small annoyance: We need to change the label
1387 * of disk 0, so have to clear existing entries */
1388 if (disks[0].fname != NULL)
1389 free(disks[0].fname);
1390 disks[0].fname = NULL;
1392 if (disks[0].flabel != NULL)
1393 free(disks[0].flabel);
1394 disks[0].flabel = NULL;
1396 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
1398 char disk_name[PATH_MAX - 16] = { 0 };
1399 char disk_label[PATH_MAX] = { 0 };
1401 disks[i].fname = strdup(info->path);
1403 get_disk_label(disk_name, info->path, sizeof(disk_name));
1404 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
1405 disks[i].flabel = strdup(disk_label);
1407 disks[i].internal_index = i;
1410 /* This is not an M3U file, so initial disk
1411 * image has not yet been set - attempt to
1413 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
1415 const char *fname = disks[disk_initial_index].fname;
1417 if (fname && (*fname != '\0'))
1418 if (strcmp(disk_initial_path, fname) == 0)
1419 cd_index = disk_initial_index;
1425 CdromLabel[0] = '\0';
1427 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
1428 disk_current_index = cd_index;
1429 set_cd_image(disks[cd_index].fname);
1431 if (ReloadCdromPlugin() < 0)
1433 log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
1438 log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
1444 /* set ports to use "standard controller" initially */
1445 for (i = 0; i < 8; ++i)
1446 in_type[i] = PSE_PAD_TYPE_STANDARD;
1448 plugin_call_rearmed_cbs();
1449 /* dfinput_activate(); */
1451 if (CheckCdrom() == -1)
1453 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1459 if (LoadCdrom() == -1)
1461 log_cb(RETRO_LOG_INFO, "could not load CD\n");
1467 retro_set_audio_buff_status_cb();
1472 unsigned retro_get_region(void)
1474 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
1477 void *retro_get_memory_data(unsigned id)
1479 if (id == RETRO_MEMORY_SAVE_RAM)
1481 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1487 size_t retro_get_memory_size(unsigned id)
1489 if (id == RETRO_MEMORY_SAVE_RAM)
1491 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1497 void retro_reset(void)
1499 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1504 static const unsigned short retro_psx_map[] = {
1505 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1506 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1507 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1508 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1509 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1510 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1511 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1512 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1513 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1514 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1515 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1516 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1517 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1518 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1519 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1520 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1522 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1524 //Percentage distance of screen to adjust
1525 static int GunconAdjustX = 0;
1526 static int GunconAdjustY = 0;
1528 //Used when out by a percentage
1529 static float GunconAdjustRatioX = 1;
1530 static float GunconAdjustRatioY = 1;
1532 static void update_variables(bool in_flight)
1534 struct retro_variable var;
1536 int gpu_peops_fix = 0;
1538 unsigned prev_frameskip_type;
1540 var.key = "pcsx_rearmed_frameskip_type";
1543 prev_frameskip_type = frameskip_type;
1545 pl_rearmed_cbs.frameskip = 0;
1547 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1549 if (strcmp(var.value, "auto") == 0)
1551 if (strcmp(var.value, "auto_threshold") == 0)
1553 if (strcmp(var.value, "fixed_interval") == 0)
1557 if (frameskip_type != 0)
1558 pl_rearmed_cbs.frameskip = -1;
1560 var.key = "pcsx_rearmed_frameskip_threshold";
1563 frameskip_threshold = 30;
1565 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1566 frameskip_threshold = strtol(var.value, NULL, 10);
1568 var.key = "pcsx_rearmed_frameskip";
1571 frameskip_interval = 1;
1573 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1574 frameskip_interval = strtol(var.value, NULL, 10);
1577 var.key = "pcsx_rearmed_region";
1578 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1581 if (strcmp(var.value, "auto") == 0)
1583 else if (strcmp(var.value, "NTSC") == 0)
1585 else if (strcmp(var.value, "PAL") == 0)
1592 var.key = "pcsx_rearmed_negcon_deadzone";
1593 negcon_deadzone = 0;
1594 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1596 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1600 var.key = "pcsx_rearmed_negcon_response";
1601 negcon_linearity = 1;
1602 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1604 if (strcmp(var.value, "quadratic") == 0)
1606 negcon_linearity = 2;
1608 else if (strcmp(var.value, "cubic") == 0)
1610 negcon_linearity = 3;
1615 var.key = "pcsx_rearmed_analog_axis_modifier";
1616 axis_bounds_modifier = true;
1617 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1619 if (strcmp(var.value, "square") == 0)
1621 axis_bounds_modifier = true;
1623 else if (strcmp(var.value, "circle") == 0)
1625 axis_bounds_modifier = false;
1630 var.key = "pcsx_rearmed_vibration";
1632 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1634 if (strcmp(var.value, "disabled") == 0)
1635 in_enable_vibration = 0;
1636 else if (strcmp(var.value, "enabled") == 0)
1637 in_enable_vibration = 1;
1641 var.key = "pcsx_rearmed_dithering";
1643 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1645 if (strcmp(var.value, "disabled") == 0)
1647 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1648 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1649 pl_rearmed_cbs.gpu_unai.dithering = 0;
1651 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1654 else if (strcmp(var.value, "enabled") == 0)
1656 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1657 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1658 pl_rearmed_cbs.gpu_unai.dithering = 1;
1660 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1667 var.key = "pcsx_rearmed_neon_interlace_enable";
1669 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1671 if (strcmp(var.value, "disabled") == 0)
1672 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1673 else if (strcmp(var.value, "enabled") == 0)
1674 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1678 var.key = "pcsx_rearmed_neon_enhancement_enable";
1680 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1682 if (strcmp(var.value, "disabled") == 0)
1683 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1684 else if (strcmp(var.value, "enabled") == 0)
1685 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1689 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1691 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1693 if (strcmp(var.value, "disabled") == 0)
1694 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1695 else if (strcmp(var.value, "enabled") == 0)
1696 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1701 var.key = "pcsx_rearmed_duping_enable";
1703 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1705 if (strcmp(var.value, "disabled") == 0)
1706 duping_enable = false;
1707 else if (strcmp(var.value, "enabled") == 0)
1708 duping_enable = true;
1712 var.key = "pcsx_rearmed_display_internal_fps";
1714 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1716 if (strcmp(var.value, "disabled") == 0)
1717 display_internal_fps = false;
1718 else if (strcmp(var.value, "enabled") == 0)
1719 display_internal_fps = true;
1724 var.key = "pcsx_rearmed_drc";
1726 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
1727 var.value = "enabled";
1730 R3000Acpu *prev_cpu = psxCpu;
1731 #if defined(LIGHTREC)
1732 bool can_use_dynarec = found_bios;
1734 bool can_use_dynarec = 1;
1739 Config.Cpu = CPU_INTERPRETER;
1742 if (strcmp(var.value, "disabled") == 0 || !can_use_dynarec)
1743 Config.Cpu = CPU_INTERPRETER;
1744 else if (strcmp(var.value, "enabled") == 0)
1745 Config.Cpu = CPU_DYNAREC;
1747 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1748 if (psxCpu != prev_cpu)
1750 prev_cpu->Shutdown();
1752 psxCpu->Reset(); // not really a reset..
1755 #endif /* !DRC_DISABLE */
1756 psxCpu->ApplyConfig();
1759 var.key = "pcsx_rearmed_spu_reverb";
1761 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1763 if (strcmp(var.value, "disabled") == 0)
1764 spu_config.iUseReverb = false;
1765 else if (strcmp(var.value, "enabled") == 0)
1766 spu_config.iUseReverb = true;
1770 var.key = "pcsx_rearmed_spu_interpolation";
1772 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1774 if (strcmp(var.value, "simple") == 0)
1775 spu_config.iUseInterpolation = 1;
1776 else if (strcmp(var.value, "gaussian") == 0)
1777 spu_config.iUseInterpolation = 2;
1778 else if (strcmp(var.value, "cubic") == 0)
1779 spu_config.iUseInterpolation = 3;
1780 else if (strcmp(var.value, "off") == 0)
1781 spu_config.iUseInterpolation = 0;
1785 var.key = "pcsx_rearmed_pe2_fix";
1787 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1789 if (strcmp(var.value, "disabled") == 0)
1791 else if (strcmp(var.value, "enabled") == 0)
1796 var.key = "pcsx_rearmed_icache_emulation";
1798 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1800 if (strcmp(var.value, "disabled") == 0)
1801 Config.icache_emulation = 0;
1802 else if (strcmp(var.value, "enabled") == 0)
1803 Config.icache_emulation = 1;
1807 var.key = "pcsx_rearmed_inuyasha_fix";
1809 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1811 if (strcmp(var.value, "disabled") == 0)
1813 else if (strcmp(var.value, "enabled") == 0)
1819 var.key = "pcsx_rearmed_async_cd";
1820 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1822 if (strcmp(var.value, "async") == 0)
1825 Config.CHD_Precache = 0;
1827 else if (strcmp(var.value, "sync") == 0)
1830 Config.CHD_Precache = 0;
1832 else if (strcmp(var.value, "precache") == 0)
1835 Config.CHD_Precache = 1;
1841 var.key = "pcsx_rearmed_noxadecoding";
1842 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1844 if (strcmp(var.value, "disabled") == 0)
1851 var.key = "pcsx_rearmed_nocdaudio";
1852 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1854 if (strcmp(var.value, "disabled") == 0)
1861 var.key = "pcsx_rearmed_spuirq";
1862 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1864 if (strcmp(var.value, "disabled") == 0)
1870 #ifdef THREAD_RENDERING
1871 var.key = "pcsx_rearmed_gpu_thread_rendering";
1874 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1876 if (strcmp(var.value, "disabled") == 0)
1877 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
1878 else if (strcmp(var.value, "sync") == 0)
1879 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
1880 else if (strcmp(var.value, "async") == 0)
1881 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
1887 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
1889 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1891 if (strcmp(var.value, "enabled") == 0)
1892 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
1896 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
1898 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1900 if (strcmp(var.value, "enabled") == 0)
1901 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
1905 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
1907 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1909 if (strcmp(var.value, "enabled") == 0)
1910 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
1914 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
1916 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1918 if (strcmp(var.value, "enabled") == 0)
1919 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
1923 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
1925 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1927 if (strcmp(var.value, "enabled") == 0)
1928 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
1932 var.key = "pcsx_rearmed_gpu_peops_old_frame_skip";
1934 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1936 if (strcmp(var.value, "enabled") == 0)
1937 gpu_peops_fix |= GPU_PEOPS_OLD_FRAME_SKIP;
1941 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
1943 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1945 if (strcmp(var.value, "enabled") == 0)
1946 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
1950 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
1952 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1954 if (strcmp(var.value, "enabled") == 0)
1955 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
1959 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
1961 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1963 if (strcmp(var.value, "enabled") == 0)
1964 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
1967 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
1968 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
1970 /* Show/hide core options */
1972 var.key = "pcsx_rearmed_show_gpu_peops_settings";
1975 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1977 int show_advanced_gpu_peops_settings_prev = show_advanced_gpu_peops_settings;
1979 show_advanced_gpu_peops_settings = 1;
1980 if (strcmp(var.value, "disabled") == 0)
1981 show_advanced_gpu_peops_settings = 0;
1983 if (show_advanced_gpu_peops_settings != show_advanced_gpu_peops_settings_prev)
1986 struct retro_core_option_display option_display;
1987 char gpu_peops_option[9][45] = {
1988 "pcsx_rearmed_gpu_peops_odd_even_bit",
1989 "pcsx_rearmed_gpu_peops_expand_screen_width",
1990 "pcsx_rearmed_gpu_peops_ignore_brightness",
1991 "pcsx_rearmed_gpu_peops_disable_coord_check",
1992 "pcsx_rearmed_gpu_peops_lazy_screen_update",
1993 "pcsx_rearmed_gpu_peops_old_frame_skip",
1994 "pcsx_rearmed_gpu_peops_repeated_triangles",
1995 "pcsx_rearmed_gpu_peops_quads_with_triangles",
1996 "pcsx_rearmed_gpu_peops_fake_busy_state"
1999 option_display.visible = show_advanced_gpu_peops_settings;
2001 for (i = 0; i < 9; i++)
2003 option_display.key = gpu_peops_option[i];
2004 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2011 var.key = "pcsx_rearmed_gpu_unai_ilace_force";
2014 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2016 if (strcmp(var.value, "disabled") == 0)
2017 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2018 else if (strcmp(var.value, "enabled") == 0)
2019 pl_rearmed_cbs.gpu_unai.ilace_force = 1;
2022 var.key = "pcsx_rearmed_gpu_unai_pixel_skip";
2025 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2027 if (strcmp(var.value, "disabled") == 0)
2028 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2029 else if (strcmp(var.value, "enabled") == 0)
2030 pl_rearmed_cbs.gpu_unai.pixel_skip = 1;
2033 var.key = "pcsx_rearmed_gpu_unai_lighting";
2036 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2038 if (strcmp(var.value, "disabled") == 0)
2039 pl_rearmed_cbs.gpu_unai.lighting = 0;
2040 else if (strcmp(var.value, "enabled") == 0)
2041 pl_rearmed_cbs.gpu_unai.lighting = 1;
2044 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2047 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2049 if (strcmp(var.value, "disabled") == 0)
2050 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2051 else if (strcmp(var.value, "enabled") == 0)
2052 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2055 var.key = "pcsx_rearmed_gpu_unai_blending";
2058 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2060 if (strcmp(var.value, "disabled") == 0)
2061 pl_rearmed_cbs.gpu_unai.blending = 0;
2062 else if (strcmp(var.value, "enabled") == 0)
2063 pl_rearmed_cbs.gpu_unai.blending = 1;
2066 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2069 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2071 if (strcmp(var.value, "disabled") == 0)
2072 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2073 else if (strcmp(var.value, "enabled") == 0)
2074 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2077 var.key = "pcsx_rearmed_show_gpu_unai_settings";
2080 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2082 int show_advanced_gpu_unai_settings_prev = show_advanced_gpu_unai_settings;
2084 show_advanced_gpu_unai_settings = 1;
2085 if (strcmp(var.value, "disabled") == 0)
2086 show_advanced_gpu_unai_settings = 0;
2088 if (show_advanced_gpu_unai_settings != show_advanced_gpu_unai_settings_prev)
2091 struct retro_core_option_display option_display;
2092 char gpu_unai_option[6][40] = {
2093 "pcsx_rearmed_gpu_unai_blending",
2094 "pcsx_rearmed_gpu_unai_lighting",
2095 "pcsx_rearmed_gpu_unai_fast_lighting",
2096 "pcsx_rearmed_gpu_unai_ilace_force",
2097 "pcsx_rearmed_gpu_unai_pixel_skip",
2098 "pcsx_rearmed_gpu_unai_scale_hires",
2101 option_display.visible = show_advanced_gpu_unai_settings;
2103 for (i = 0; i < 6; i++)
2105 option_display.key = gpu_unai_option[i];
2106 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2112 //This adjustment process gives the user the ability to manually align the mouse up better
2113 //with where the shots are in the emulator.
2116 var.key = "pcsx_rearmed_gunconadjustx";
2118 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2120 GunconAdjustX = atoi(var.value);
2124 var.key = "pcsx_rearmed_gunconadjusty";
2126 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2128 GunconAdjustY = atoi(var.value);
2132 var.key = "pcsx_rearmed_gunconadjustratiox";
2134 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2136 GunconAdjustRatioX = atof(var.value);
2140 var.key = "pcsx_rearmed_gunconadjustratioy";
2142 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2144 GunconAdjustRatioY = atof(var.value);
2147 #if !defined(DRC_DISABLE) && !defined(LIGHTREC)
2149 var.key = "pcsx_rearmed_nosmccheck";
2150 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2152 if (strcmp(var.value, "enabled") == 0)
2153 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
2155 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2159 var.key = "pcsx_rearmed_gteregsunneeded";
2160 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2162 if (strcmp(var.value, "enabled") == 0)
2163 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2165 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2169 var.key = "pcsx_rearmed_nogteflags";
2170 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2172 if (strcmp(var.value, "enabled") == 0)
2173 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2175 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2178 /* this probably is safe to change in real-time */
2180 var.key = "pcsx_rearmed_psxclock";
2181 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2183 int psxclock = atoi(var.value);
2184 cycle_multiplier = 10000 / psxclock;
2188 var.key = "pcsx_rearmed_nocompathacks";
2189 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2191 if (strcmp(var.value, "enabled") == 0)
2192 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2194 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2196 #endif /* !DRC_DISABLE && !LIGHTREC */
2199 var.key = "pcsx_rearmed_nostalls";
2200 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2202 if (strcmp(var.value, "enabled") == 0)
2203 Config.DisableStalls = 1;
2205 Config.DisableStalls = 0;
2209 var.key = "pcsx_rearmed_input_sensitivity";
2210 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2212 mouse_sensitivity = atof(var.value);
2215 var.key = "pcsx_rearmed_show_other_input_settings";
2218 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2220 int previous_settings = show_other_input_settings;
2222 show_other_input_settings = 1;
2223 if (strcmp(var.value, "disabled") == 0)
2224 show_other_input_settings = 0;
2226 if (show_other_input_settings != previous_settings)
2229 struct retro_core_option_display option_display;
2230 char gpu_peops_option[][50] = {
2231 "pcsx_rearmed_negcon_deadzone",
2232 "pcsx_rearmed_negcon_response",
2233 "pcsx_rearmed_analog_axis_modifier",
2234 "pcsx_rearmed_gunconadjustx",
2235 "pcsx_rearmed_gunconadjusty",
2236 "pcsx_rearmed_gunconadjustratiox",
2237 "pcsx_rearmed_gunconadjustratioy"
2239 #define INPUT_LIST (sizeof(gpu_peops_option) / sizeof(gpu_peops_option[0]))
2241 option_display.visible = show_other_input_settings;
2243 for (i = 0; i < INPUT_LIST; i++)
2245 option_display.key = gpu_peops_option[i];
2246 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2253 // inform core things about possible config changes
2254 plugin_call_rearmed_cbs();
2256 if (GPU_open != NULL && GPU_close != NULL)
2259 GPU_open(&gpuDisp, "PCSX", NULL);
2262 /* Reinitialise frameskipping, if required */
2263 if (((frameskip_type != prev_frameskip_type)))
2264 retro_set_audio_buff_status_cb();
2266 /* dfinput_activate(); */
2272 //bootlogo display hack
2276 var.key = "pcsx_rearmed_show_bios_bootlogo";
2277 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2279 Config.SlowBoot = 0;
2281 if (strcmp(var.value, "enabled") == 0)
2283 Config.SlowBoot = 1;
2291 // Taken from beetle-psx-libretro
2292 static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
2294 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2295 // feature (or pre-date it) so we need to handle this in a graceful way.
2297 // First, try and get an analog value using the new libretro API constant
2298 uint16_t button = input_state_cb(player_index,
2299 RETRO_DEVICE_ANALOG,
2300 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2302 button = MIN(button / 128, 255);
2306 // If we got exactly zero, we're either not pressing the button, or the front-end
2307 // is not reporting analog values. We need to do a second check using the classic
2308 // digital API method, to at least get some response - better than nothing.
2310 // NOTE: If we're really just not holding the button, we're still going to get zero.
2312 button = (ret & (1 << id)) ? 255 : 0;
2318 unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
2320 float modifier_axis_range = 0;
2324 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
2325 if (modifier_axis_range < 0)
2327 modifier_axis_range = 0;
2329 else if (modifier_axis_range > 255)
2331 modifier_axis_range = 255;
2336 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
2339 return modifier_axis_range;
2342 static void update_input_guncon(int port, int ret)
2344 //ToDo move across to:
2345 //RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X
2346 //RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y
2347 //RETRO_DEVICE_ID_LIGHTGUN_TRIGGER
2348 //RETRO_DEVICE_ID_LIGHTGUN_RELOAD
2349 //RETRO_DEVICE_ID_LIGHTGUN_AUX_A
2350 //RETRO_DEVICE_ID_LIGHTGUN_AUX_B
2351 //Though not sure these are hooked up properly on the Pi
2353 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
2356 //The 1 is hardcoded instead of port to prevent the overlay mouse button libretro crash bug
2357 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2359 in_keystate[port] |= (1 << DKEY_CIRCLE);
2363 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2365 in_keystate[port] |= (1 << DKEY_START);
2369 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_MIDDLE))
2371 in_keystate[port] |= (1 << DKEY_CROSS);
2374 int gunx = input_state_cb(port, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_X);
2375 int guny = input_state_cb(port, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_Y);
2377 //Mouse range is -32767 -> 32767
2379 //Use the left analog stick field to store the absolute coordinates
2380 in_analog_left[port][0] = (gunx * GunconAdjustRatioX) + (GunconAdjustX * 655);
2381 in_analog_left[port][1] = (guny * GunconAdjustRatioY) + (GunconAdjustY * 655);
2384 static void update_input_negcon(int port, int ret)
2390 float negcon_twist_amplitude;
2392 // Query digital inputs
2395 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
2396 in_keystate[port] |= (1 << DKEY_UP);
2398 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
2399 in_keystate[port] |= (1 << DKEY_RIGHT);
2401 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
2402 in_keystate[port] |= (1 << DKEY_DOWN);
2404 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
2405 in_keystate[port] |= (1 << DKEY_LEFT);
2407 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
2408 in_keystate[port] |= (1 << DKEY_START);
2410 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
2411 in_keystate[port] |= (1 << DKEY_CIRCLE);
2413 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
2414 in_keystate[port] |= (1 << DKEY_TRIANGLE);
2415 // > neGcon R shoulder (digital)
2416 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
2417 in_keystate[port] |= (1 << DKEY_R1);
2418 // Query analog inputs
2420 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2421 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
2422 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
2423 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
2424 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
2425 // So we just have to map in_analog_left/right to more
2426 // appropriate inputs...
2429 // >> Get raw analog stick value and account for deadzone
2430 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
2431 if (lsx > negcon_deadzone)
2432 lsx = lsx - negcon_deadzone;
2433 else if (lsx < -negcon_deadzone)
2434 lsx = lsx + negcon_deadzone;
2437 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2438 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
2439 if (negcon_linearity == 2)
2441 if (negcon_twist_amplitude < 0.0)
2442 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
2444 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
2446 else if (negcon_linearity == 3)
2447 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
2448 // >> Convert to final 'in_analog' integer value [0,255]
2449 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
2451 // >> Handle right analog stick vertical axis mapping...
2452 // - Up (-Y) == accelerate == neGcon I
2453 // - Down (+Y) == brake == neGcon II
2456 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2459 // Account for deadzone
2460 // (Note: have never encountered a gamepad with significant differences
2461 // in deadzone between left/right analog sticks, so use the regular 'twist'
2463 if (rsy > negcon_deadzone)
2464 rsy = rsy - negcon_deadzone;
2467 // Convert to 'in_analog' integer value [0,255]
2468 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2472 if (rsy < -negcon_deadzone)
2473 rsy = -1 * (rsy + negcon_deadzone);
2476 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2479 in_analog_right[port][1] = MAX(
2481 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
2482 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
2485 in_analog_left[port][0] = MAX(
2487 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
2488 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
2491 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
2494 static void update_input_mouse(int port, int ret)
2496 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
2497 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
2499 int x = (int)roundf(raw_x * mouse_sensitivity);
2500 int y = (int)roundf(raw_y * mouse_sensitivity);
2502 if (x > 127) x = 127;
2503 else if (x < -128) x = -128;
2505 if (y > 127) y = 127;
2506 else if (y < -128) y = -128;
2508 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
2509 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
2511 /* left mouse button state */
2512 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2513 in_keystate[port] |= 1 << 11;
2515 /* right mouse button state */
2516 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2517 in_keystate[port] |= 1 << 10;
2520 static void update_input(void)
2522 // reset all keystate, query libretro for keystate
2526 for (i = 0; i < PORTS_NUMBER; i++)
2529 int type = in_type[i];
2533 if (type == PSE_PAD_TYPE_NONE)
2536 if (libretro_supports_bitmasks)
2537 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
2540 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
2542 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
2549 case PSE_PAD_TYPE_GUNCON:
2550 update_input_guncon(i, ret);
2552 case PSE_PAD_TYPE_NEGCON:
2553 update_input_negcon(i, ret);
2555 case PSE_PAD_TYPE_MOUSE:
2556 update_input_mouse(i, ret);
2559 // Query digital inputs
2560 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2562 in_keystate[i] |= retro_psx_map[j];
2564 // Query analog inputs
2565 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
2567 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);
2568 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);
2569 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);
2570 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);
2576 static void print_internal_fps(void)
2578 if (display_internal_fps)
2582 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
2584 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
2586 const char *strc = (const char *)str;
2590 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
2592 pl_rearmed_cbs.flip_cnt = 0;
2594 if (msg_interface_version >= 1)
2596 struct retro_message_ext msg = {
2601 RETRO_MESSAGE_TARGET_OSD,
2602 RETRO_MESSAGE_TYPE_STATUS,
2605 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2609 struct retro_message msg = {
2613 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2621 void retro_run(void)
2623 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
2628 if (!Config.HLE && !Config.SlowBoot)
2631 psxRegs.pc = psxRegs.GPR.n.ra;
2636 print_internal_fps();
2638 /* Check whether current frame should
2640 pl_rearmed_cbs.fskip_force = 0;
2641 pl_rearmed_cbs.fskip_dirty = 0;
2642 if ((frameskip_type > 0) && retro_audio_buff_active)
2646 switch (frameskip_type)
2649 skip_frame = retro_audio_buff_underrun;
2651 case 2: /* threshold */
2652 skip_frame = (retro_audio_buff_occupancy < frameskip_threshold);
2662 if (skip_frame && frameskip_counter < frameskip_interval)
2663 pl_rearmed_cbs.fskip_force = 1;
2666 /* If frameskip/timing settings have changed,
2667 * update frontend audio latency
2668 * > Can do this before or after the frameskip
2669 * check, but doing it after means we at least
2670 * retain the current frame's audio output */
2671 if (update_audio_latency)
2673 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
2674 &retro_audio_latency);
2675 update_audio_latency = false;
2682 bool updated = false;
2683 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
2684 update_variables(true);
2689 if (pl_rearmed_cbs.fskip_dirty == 1) {
2690 if (frameskip_counter < frameskip_interval)
2691 frameskip_counter++;
2692 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
2693 frameskip_counter = 0;
2696 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
2697 vout_width, vout_height, vout_width * 2);
2703 static bool try_use_bios(const char *path)
2707 FILE *fp = fopen(path, "rb");
2711 fseek(fp, 0, SEEK_END);
2715 if (size != 512 * 1024)
2718 name = strrchr(path, SLASH);
2721 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
2726 #include <sys/types.h>
2729 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
2735 dir = opendir(dirpath);
2739 while ((ent = readdir(dir)))
2741 if ((strncasecmp(ent->d_name, "scph", 4) != 0) && (strncasecmp(ent->d_name, "psx", 3) != 0))
2744 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
2745 ret = try_use_bios(path);
2753 #define find_any_bios(...) false
2756 static void check_system_specs(void)
2759 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2762 static int init_memcards(void)
2766 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
2767 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2769 // Memcard2 will be handled and is re-enabled if needed using core
2771 // Memcard1 is handled by libretro, doing this will set core to
2772 // skip file io operations for memcard1 like SaveMcd
2773 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2774 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
2775 init_memcard(Mcd1Data);
2776 // Memcard 2 is managed by the emulator on the filesystem,
2777 // There is no need to initialize Mcd2Data like Mcd1Data.
2779 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2781 SysPrintf("Memcard 2: %s\n", var.value);
2782 if (memcmp(var.value, "enabled", 7) == 0)
2784 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
2786 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
2788 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2794 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2795 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2800 SysPrintf("Could not get save directory! Could not create memcard 2.");
2808 static void loadPSXBios(void)
2811 char path[PATH_MAX];
2812 unsigned useHLE = 0;
2814 const char *bios[] = {
2815 "PSXONPSP660", "psxonpsp660",
2816 "SCPH101", "scph101",
2817 "SCPH5501", "scph5501",
2818 "SCPH7001", "scph7001",
2819 "SCPH1001", "scph1001"
2822 struct retro_variable var = {
2823 .key = "pcsx_rearmed_bios",
2829 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2831 if (!strcmp(var.value, "HLE"))
2837 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2840 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2842 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
2844 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2845 found_bios = try_use_bios(path);
2851 found_bios = find_any_bios(dir, path, sizeof(path));
2855 SysPrintf("found BIOS file: %s\n", Config.Bios);
2861 const char *msg_str;
2864 msg_str = "BIOS set to \'hle\' in core options - real BIOS will be ignored";
2865 SysPrintf("Using HLE BIOS.\n");
2869 msg_str = "No PlayStation BIOS file found - add for better compatibility";
2870 SysPrintf("No BIOS files found.\n");
2873 if (msg_interface_version >= 1)
2875 struct retro_message_ext msg = {
2880 RETRO_MESSAGE_TARGET_ALL,
2881 RETRO_MESSAGE_TYPE_NOTIFICATION,
2884 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2888 struct retro_message msg = {
2892 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2897 void retro_init(void)
2899 unsigned dci_version = 0;
2900 struct retro_rumble_interface rumble;
2903 msg_interface_version = 0;
2904 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
2906 #if defined(__MACH__) && !defined(TVOS)
2907 // magic sauce to make the dynarec work on iOS
2908 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2912 psxMapHook = pl_3ds_mmap;
2913 psxUnmapHook = pl_3ds_munmap;
2916 if (init_vita_mmap() < 0)
2918 psxMapHook = pl_vita_mmap;
2919 psxUnmapHook = pl_vita_munmap;
2921 ret = emu_core_preinit();
2923 /* emu_core_preinit sets the cpu to dynarec */
2925 Config.Cpu = CPU_INTERPRETER;
2927 ret |= init_memcards();
2929 ret |= emu_core_init();
2932 SysPrintf("PCSX init failed.\n");
2937 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2938 #elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA) && !defined(__SWITCH__)
2939 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
2940 vout_buf = (void *) 0;
2942 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2945 vout_buf_ptr = vout_buf;
2949 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
2951 disk_initial_index = 0;
2952 disk_initial_path[0] = '\0';
2953 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
2954 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
2956 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
2959 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2960 rumble_cb = rumble.set_rumble_state;
2962 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2963 * we have to do this because cache misses and some IO penalties
2964 * are not emulated. Warning: changing this may break compatibility. */
2965 cycle_multiplier = 175;
2966 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
2967 cycle_multiplier = 200;
2969 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2970 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
2971 spu_config.iUseFixedUpdates = 1;
2973 SaveFuncs.open = save_open;
2974 SaveFuncs.read = save_read;
2975 SaveFuncs.write = save_write;
2976 SaveFuncs.seek = save_seek;
2977 SaveFuncs.close = save_close;
2979 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
2980 libretro_supports_bitmasks = true;
2982 check_system_specs();
2985 void retro_deinit(void)
2994 linearFree(vout_buf);
3003 libretro_supports_bitmasks = false;
3005 /* Have to reset disks struct, otherwise
3006 * fnames/flabels will leak memory */
3009 frameskip_threshold = 0;
3010 frameskip_counter = 0;
3011 retro_audio_buff_active = false;
3012 retro_audio_buff_occupancy = 0;
3013 retro_audio_buff_underrun = false;
3014 retro_audio_latency = 0;
3015 update_audio_latency = false;
3019 #include <psp2/kernel/threadmgr.h>
3020 int usleep(unsigned long us)
3022 sceKernelDelayThread(us);
3026 void SysPrintf(const char *fmt, ...)
3031 va_start(list, fmt);
3032 vsprintf(msg, fmt, list);
3036 log_cb(RETRO_LOG_INFO, "%s", msg);
3039 /* Prints debug-level logs */
3040 void SysDLog(const char *fmt, ...)
3045 va_start(list, fmt);
3046 vsprintf(msg, fmt, list);
3050 log_cb(RETRO_LOG_DEBUG, "%s", msg);