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"
45 #include "3ds/3ds_utils.h"
48 #define PORTS_NUMBER 8
51 #define MIN(a, b) ((a) < (b) ? (a) : (b))
55 #define MAX(a, b) ((a) > (b) ? (a) : (b))
58 #define ISHEXDEC ((buf[cursor]>='0') && (buf[cursor]<='9')) || ((buf[cursor]>='a') && (buf[cursor]<='f')) || ((buf[cursor]>='A') && (buf[cursor]<='F'))
60 #define INTERNAL_FPS_SAMPLE_PERIOD 64
65 u32 event_cycles[PSXINT_COUNT];
67 int new_dynarec_hacks;
69 void new_dyna_before_save(void) { }
70 void new_dyna_after_save(void) { }
71 void new_dyna_freeze(void *f, int i) { }
74 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
75 static int rebootemu = 0;
77 static retro_video_refresh_t video_cb;
78 static retro_input_poll_t input_poll_cb;
79 static retro_input_state_t input_state_cb;
80 static retro_environment_t environ_cb;
81 static retro_audio_sample_batch_t audio_batch_cb;
82 static retro_set_rumble_state_t rumble_cb;
83 static struct retro_log_callback logging;
84 static retro_log_printf_t log_cb;
86 static void *vout_buf;
87 static void * vout_buf_ptr;
88 static int vout_width, vout_height;
89 static int vout_doffs_old, vout_fb_dirty;
90 static bool vout_can_dupe;
91 static bool duping_enable;
92 static bool found_bios;
93 static bool display_internal_fps = false;
94 static unsigned frame_count = 0;
95 static bool libretro_supports_bitmasks = false;
97 static int show_advanced_gpu_peops_settings = -1;
100 static int show_advanced_gpu_unai_settings = -1;
102 static int show_other_input_settings = -1;
104 static unsigned previous_width = 0;
105 static unsigned previous_height = 0;
107 static int plugins_opened;
108 static int is_pal_mode;
110 /* memory card data */
111 extern char Mcd1Data[MCD_SIZE];
112 extern char Mcd2Data[MCD_SIZE];
113 extern char McdDisable[2];
115 /* PCSX ReARMed core calls and stuff */
117 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
118 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
119 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
120 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE
122 int in_analog_left[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
123 int in_analog_right[8][2] = {{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 },{ 127, 127 }};
124 unsigned short in_keystate[PORTS_NUMBER];
127 int in_enable_vibration = 1;
129 // NegCon adjustment parameters
130 // > The NegCon 'twist' action is somewhat awkward when mapped
131 // to a standard analog stick -> user should be able to tweak
132 // response/deadzone for comfort
133 // > When response is linear, 'additional' deadzone (set here)
134 // may be left at zero, since this is normally handled via in-game
136 // > When response is non-linear, deadzone should be set to match the
137 // controller being used (otherwise precision may be lost)
138 // > negcon_linearity:
139 // - 1: Response is linear - recommended when using racing wheel
140 // peripherals, not recommended for standard gamepads
141 // - 2: Response is quadratic - optimal setting for gamepads
142 // - 3: Response is cubic - enables precise fine control, but
143 // difficult to use...
144 #define NEGCON_RANGE 0x7FFF
145 static int negcon_deadzone = 0;
146 static int negcon_linearity = 1;
148 static bool axis_bounds_modifier;
150 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
151 #define VOUT_MAX_WIDTH 1024
152 #define VOUT_MAX_HEIGHT 512
155 bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info){return false;}
156 void retro_unload_game(void){}
157 static int vout_open(void){return 0;}
158 static void vout_close(void){}
159 static int snd_init(void){return 0;}
160 static void snd_finish(void){}
161 static int snd_busy(void){return 0;}
163 #define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
164 #define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
165 #define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
166 #define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
167 #define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
168 #define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
169 #define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
170 #define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
171 #define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
173 static void init_memcard(char *mcd_data)
178 memset(mcd_data, 0, MCD_SIZE);
180 mcd_data[off++] = 'M';
181 mcd_data[off++] = 'C';
183 mcd_data[off++] = 0x0e;
185 for (i = 0; i < 15; i++) {
186 mcd_data[off++] = 0xa0;
188 mcd_data[off++] = 0xff;
189 mcd_data[off++] = 0xff;
191 mcd_data[off++] = 0xa0;
194 for (i = 0; i < 20; i++) {
195 mcd_data[off++] = 0xff;
196 mcd_data[off++] = 0xff;
197 mcd_data[off++] = 0xff;
198 mcd_data[off++] = 0xff;
200 mcd_data[off++] = 0xff;
201 mcd_data[off++] = 0xff;
206 static void set_vout_fb()
208 struct retro_framebuffer fb = {0};
210 fb.width = vout_width;
211 fb.height = vout_height;
212 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
214 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
215 vout_buf_ptr = (uint16_t*)fb.data;
217 vout_buf_ptr = vout_buf;
220 static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
225 if (previous_width != vout_width || previous_height != vout_height)
227 previous_width = vout_width;
228 previous_height = vout_height;
230 struct retro_system_av_info info;
231 retro_get_system_av_info(&info);
232 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
238 #ifndef FRONTEND_SUPPORTS_RGB565
239 static void convert(void *buf, size_t bytes)
241 unsigned int i, v, *p = buf;
243 for (i = 0; i < bytes / 4; i++) {
245 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
250 static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
252 unsigned short *dest = vout_buf_ptr;
253 const unsigned short *src = vram;
254 int dstride = vout_width, h1 = h;
259 memset(vout_buf_ptr, 0, dstride * h * 2);
263 doffs = (vout_height - h) * dstride;
264 doffs += (dstride - w) / 2 & ~1;
265 if (doffs != vout_doffs_old) {
267 memset(vout_buf_ptr, 0, dstride * h * 2);
268 vout_doffs_old = doffs;
274 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
275 for (; h1-- > 0; dest += dstride, src += stride)
277 bgr888_to_rgb565(dest, src, w * 3);
282 for (; h1-- > 0; dest += dstride, src += stride)
284 bgr555_to_rgb565(dest, src, w * 2);
289 #ifndef FRONTEND_SUPPORTS_RGB565
290 convert(vout_buf_ptr, vout_width * vout_height * 2);
293 pl_rearmed_cbs.flip_cnt++;
305 psx_map_t custom_psx_maps[] = {
306 {NULL, 0x13000000, 0x210000, MAP_TAG_RAM}, // 0x80000000
307 {NULL, 0x12800000, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
308 {NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
309 {NULL, 0x11000000, 0x800000, MAP_TAG_LUTS}, // 0x08000000
310 {NULL, 0x12000000, 0x200000, MAP_TAG_VRAM}, // 0x00000000
313 void* pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
321 psx_map_t* custom_map = custom_psx_maps;
323 for (; custom_map->size; custom_map++)
325 if ((custom_map->size == size) && (custom_map->tag == tag))
327 uint32_t ptr_aligned, tmp;
329 custom_map->buffer = malloc(size + 0x1000);
330 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
332 if(svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
334 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
338 return (void*)custom_map->target_map;
346 void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
352 psx_map_t* custom_map = custom_psx_maps;
354 for (; custom_map->size; custom_map++)
356 if ((custom_map->target_map == (uint32_t)ptr))
358 uint32_t ptr_aligned, tmp;
360 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
362 svcControlMemory(&tmp, (void*)custom_map->target_map, (void*)ptr_aligned, size, MEMOP_UNMAP, 0x3);
364 free(custom_map->buffer);
365 custom_map->buffer = NULL;
386 psx_map_t custom_psx_maps[] = {
387 {NULL, NULL, 0x210000, MAP_TAG_RAM}, // 0x80000000
388 {NULL, NULL, 0x010000, MAP_TAG_OTHER}, // 0x1f800000
389 {NULL, NULL, 0x080000, MAP_TAG_OTHER}, // 0x1fc00000
390 {NULL, NULL, 0x800000, MAP_TAG_LUTS}, // 0x08000000
391 {NULL, NULL, 0x200000, MAP_TAG_VRAM}, // 0x00000000
394 int init_vita_mmap(){
397 addr = malloc(64*1024*1024);
400 tmpaddr = ((u32)(addr+0xFFFFFF))&~0xFFFFFF;
401 custom_psx_maps[0].buffer=tmpaddr+0x2000000;
402 custom_psx_maps[1].buffer=tmpaddr+0x1800000;
403 custom_psx_maps[2].buffer=tmpaddr+0x1c00000;
404 custom_psx_maps[3].buffer=tmpaddr+0x0000000;
405 custom_psx_maps[4].buffer=tmpaddr+0x1000000;
407 for(n = 0; n < 5; n++){
408 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
414 void deinit_vita_mmap(){
418 void* pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
425 psx_map_t* custom_map = custom_psx_maps;
427 for (; custom_map->size; custom_map++)
429 if ((custom_map->size == size) && (custom_map->tag == tag))
431 return custom_map->buffer;
438 void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
442 psx_map_t* custom_map = custom_psx_maps;
444 for (; custom_map->size; custom_map++)
446 if ((custom_map->buffer == ptr))
456 static void *pl_mmap(unsigned int size)
458 return psxMap(0, size, 0, MAP_TAG_VRAM);
461 static void pl_munmap(void *ptr, unsigned int size)
463 psxUnmap(ptr, size, MAP_TAG_VRAM);
466 struct rearmed_cbs pl_rearmed_cbs = {
467 .pl_vout_open = vout_open,
468 .pl_vout_set_mode = vout_set_mode,
469 .pl_vout_flip = vout_flip,
470 .pl_vout_close = vout_close,
473 /* from psxcounters */
474 .gpu_hcnt = &hSyncCount,
475 .gpu_frame_count = &frame_counter,
478 void pl_frame_limit(void)
480 /* called once per frame, make psxCpu->Execute() above return */
484 void pl_timing_prepare(int is_pal)
486 is_pal_mode = is_pal;
489 void plat_trigger_vibrate(int pad, int low, int high)
494 if (in_enable_vibration)
496 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
497 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
501 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
506 static void snd_feed(void *buf, int bytes)
508 if (audio_batch_cb != NULL)
509 audio_batch_cb(buf, bytes / 4);
512 void out_register_libretro(struct out_driver *drv)
514 drv->name = "libretro";
515 drv->init = snd_init;
516 drv->finish = snd_finish;
517 drv->busy = snd_busy;
518 drv->feed = snd_feed;
522 void retro_set_environment(retro_environment_t cb)
526 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
527 log_cb = logging.log;
529 libretro_set_core_options(environ_cb);
532 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
533 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
534 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
535 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
536 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
538 unsigned retro_api_version(void)
540 return RETRO_API_VERSION;
543 static int controller_port_variable(unsigned port, struct retro_variable *var)
545 if (port >= PORTS_NUMBER)
554 var->key = "pcsx_rearmed_pad1type";
557 var->key = "pcsx_rearmed_pad2type";
560 var->key = "pcsx_rearmed_pad3type";
563 var->key = "pcsx_rearmed_pad4type";
566 var->key = "pcsx_rearmed_pad5type";
569 var->key = "pcsx_rearmed_pad6type";
572 var->key = "pcsx_rearmed_pad7type";
575 var->key = "pcsx_rearmed_pad8type";
579 return environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, var) && var->value;
582 static void update_controller_port_variable(unsigned port)
584 if (port >= PORTS_NUMBER)
587 struct retro_variable var;
589 if (controller_port_variable(port, &var))
591 if (strcmp(var.value, "standard") == 0)
592 in_type[port] = PSE_PAD_TYPE_STANDARD;
593 else if (strcmp(var.value, "analog") == 0)
594 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
595 else if (strcmp(var.value, "dualshock") == 0)
596 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
597 else if (strcmp(var.value, "negcon") == 0)
598 in_type[port] = PSE_PAD_TYPE_NEGCON;
599 else if (strcmp(var.value, "guncon") == 0)
600 in_type[port] = PSE_PAD_TYPE_GUNCON;
601 else if (strcmp(var.value, "none") == 0)
602 in_type[port] = PSE_PAD_TYPE_NONE;
603 // else 'default' case, do nothing
607 static void update_controller_port_device(unsigned port, unsigned device)
609 if (port >= PORTS_NUMBER)
612 struct retro_variable var;
614 if (!controller_port_variable(port, &var))
617 if (strcmp(var.value, "default") != 0)
622 case RETRO_DEVICE_JOYPAD:
623 in_type[port] = PSE_PAD_TYPE_STANDARD;
625 case RETRO_DEVICE_ANALOG:
626 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
628 case RETRO_DEVICE_MOUSE:
629 in_type[port] = PSE_PAD_TYPE_MOUSE;
631 case RETRO_DEVICE_LIGHTGUN:
632 in_type[port] = PSE_PAD_TYPE_GUN;
634 case RETRO_DEVICE_NONE:
636 in_type[port] = PSE_PAD_TYPE_NONE;
640 static void update_multitap()
642 struct retro_variable var;
646 var.key = "pcsx_rearmed_multitap1";
648 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
650 if (strcmp(var.value, "enabled") == 0)
652 else if (strcmp(var.value, "disabled") == 0)
662 // If a gamepad is plugged after port 2, we need a first multitap.
664 for (port = 2; port < PORTS_NUMBER; port++)
665 multitap1 |= in_type[port] != PSE_PAD_TYPE_NONE;
669 var.key = "pcsx_rearmed_multitap2";
671 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
673 if (strcmp(var.value, "enabled") == 0)
675 else if (strcmp(var.value, "disabled") == 0)
685 // If a gamepad is plugged after port 4, we need a second multitap.
687 for (port = 4; port < PORTS_NUMBER; port++)
688 multitap2 |= in_type[port] != PSE_PAD_TYPE_NONE;
692 void retro_set_controller_port_device(unsigned port, unsigned device)
694 SysPrintf("port %u device %u",port,device);
696 if (port >= PORTS_NUMBER)
699 update_controller_port_device(port, device);
703 void retro_get_system_info(struct retro_system_info *info)
706 #define GIT_VERSION ""
708 memset(info, 0, sizeof(*info));
709 info->library_name = "PCSX-ReARMed";
710 info->library_version = "r22" GIT_VERSION;
711 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
712 info->need_fullpath = true;
715 void retro_get_system_av_info(struct retro_system_av_info *info)
717 unsigned geom_height = vout_height > 0 ? vout_height : 240;
718 unsigned geom_width = vout_width > 0 ? vout_width : 320;
720 memset(info, 0, sizeof(*info));
721 info->timing.fps = is_pal_mode ? 50 : 60;
722 info->timing.sample_rate = 44100;
723 info->geometry.base_width = geom_width;
724 info->geometry.base_height = geom_height;
725 info->geometry.max_width = VOUT_MAX_WIDTH;
726 info->geometry.max_height = VOUT_MAX_HEIGHT;
727 info->geometry.aspect_ratio = 4.0 / 3.0;
731 size_t retro_serialize_size(void)
733 // it's currently 4380651-4397047 bytes,
734 // but have some reserved for future
744 static void *save_open(const char *name, const char *mode)
748 if (name == NULL || mode == NULL)
751 fp = malloc(sizeof(*fp));
755 fp->buf = (char *)name;
757 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
762 static int save_read(void *file, void *buf, u32 len)
764 struct save_fp *fp = file;
765 if (fp == NULL || buf == NULL)
768 memcpy(buf, fp->buf + fp->pos, len);
773 static int save_write(void *file, const void *buf, u32 len)
775 struct save_fp *fp = file;
776 if (fp == NULL || buf == NULL)
779 memcpy(fp->buf + fp->pos, buf, len);
784 static long save_seek(void *file, long offs, int whence)
786 struct save_fp *fp = file;
802 static void save_close(void *file)
804 struct save_fp *fp = file;
805 size_t r_size = retro_serialize_size();
809 if (fp->pos > r_size)
810 SysPrintf("ERROR: save buffer overflow detected\n");
811 else if (fp->is_write && fp->pos < r_size)
812 // make sure we don't save trash in leftover space
813 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
817 bool retro_serialize(void *data, size_t size)
819 int ret = SaveState(data);
820 return ret == 0 ? true : false;
823 bool retro_unserialize(const void *data, size_t size)
825 int ret = LoadState(data);
826 return ret == 0 ? true : false;
830 void retro_cheat_reset(void)
835 void retro_cheat_set(unsigned index, bool enabled, const char *code)
840 // cheat funcs are destructive, need a copy..
841 strncpy(buf, code, sizeof(buf));
842 buf[sizeof(buf) - 1] = 0;
844 //Prepare buffered cheat for PCSX's AddCheat fucntion.
858 if (index < NumCheats)
859 ret = EditCheat(index, "", buf);
861 ret = AddCheat("", buf);
864 SysPrintf("Failed to set cheat %#u\n", index);
865 else if (index < NumCheats)
866 Cheats[index].Enabled = enabled;
869 // just in case, maybe a win-rt port in the future?
877 #define PATH_MAX 4096
880 /* multidisk support */
881 static unsigned int disk_initial_index;
882 static char disk_initial_path[PATH_MAX];
883 static bool disk_ejected;
884 static unsigned int disk_current_index;
885 static unsigned int disk_count;
886 static struct disks_state {
889 int internal_index; // for multidisk eboots
892 static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
894 const char *base = NULL;
896 if (!disk_path || (*disk_path == '\0'))
899 base = strrchr(disk_path, SLASH);
906 strncpy(disk_label, base, len - 1);
907 disk_label[len - 1] = '\0';
909 char *ext = strrchr(disk_label, '.');
914 static void disk_init(void)
918 disk_ejected = false;
919 disk_current_index = 0;
922 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++) {
923 if (disks[i].fname != NULL) {
924 free(disks[i].fname);
925 disks[i].fname = NULL;
927 if (disks[i].flabel != NULL) {
928 free(disks[i].flabel);
929 disks[i].flabel = NULL;
931 disks[i].internal_index = 0;
935 static bool disk_set_eject_state(bool ejected)
938 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
941 disk_ejected = ejected;
945 static bool disk_get_eject_state(void)
947 /* can't be controlled by emulated software */
951 static unsigned int disk_get_image_index(void)
953 return disk_current_index;
956 static bool disk_set_image_index(unsigned int index)
958 if (index >= sizeof(disks) / sizeof(disks[0]))
962 CdromLabel[0] = '\0';
964 if (disks[index].fname == NULL) {
965 SysPrintf("missing disk #%u\n", index);
968 // RetroArch specifies "no disk" with index == count,
969 // so don't fail here..
970 disk_current_index = index;
974 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
975 disks[index].fname, disks[index].internal_index);
977 cdrIsoMultidiskSelect = disks[index].internal_index;
978 set_cd_image(disks[index].fname);
979 if (ReloadCdromPlugin() < 0) {
980 SysPrintf("failed to load cdr plugin\n");
983 if (CDR_open() < 0) {
984 SysPrintf("failed to open cdr plugin\n");
989 SetCdOpenCaseTime(time(NULL) + 2);
993 disk_current_index = index;
997 static unsigned int disk_get_num_images(void)
1002 static bool disk_replace_image_index(unsigned index,
1003 const struct retro_game_info *info)
1005 char *old_fname = NULL;
1006 char *old_flabel = NULL;
1009 if (index >= sizeof(disks) / sizeof(disks[0]))
1012 old_fname = disks[index].fname;
1013 old_flabel = disks[index].flabel;
1015 disks[index].fname = NULL;
1016 disks[index].flabel = NULL;
1017 disks[index].internal_index = 0;
1020 char disk_label[PATH_MAX];
1021 disk_label[0] = '\0';
1023 disks[index].fname = strdup(info->path);
1025 get_disk_label(disk_label, info->path, PATH_MAX);
1026 disks[index].flabel = strdup(disk_label);
1028 if (index == disk_current_index)
1029 ret = disk_set_image_index(index);
1032 if (old_fname != NULL)
1035 if (old_flabel != NULL)
1041 static bool disk_add_image_index(void)
1043 if (disk_count >= 8)
1050 static bool disk_set_initial_image(unsigned index, const char *path)
1052 if (index >= sizeof(disks) / sizeof(disks[0]))
1055 if (!path || (*path == '\0'))
1058 disk_initial_index = index;
1060 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1061 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1066 static bool disk_get_image_path(unsigned index, char *path, size_t len)
1068 const char *fname = NULL;
1073 if (index >= sizeof(disks) / sizeof(disks[0]))
1076 fname = disks[index].fname;
1078 if (!fname || (*fname == '\0'))
1081 strncpy(path, fname, len - 1);
1082 path[len - 1] = '\0';
1087 static bool disk_get_image_label(unsigned index, char *label, size_t len)
1089 const char *flabel = NULL;
1094 if (index >= sizeof(disks) / sizeof(disks[0]))
1097 flabel = disks[index].flabel;
1099 if (!flabel || (*flabel == '\0'))
1102 strncpy(label, flabel, len - 1);
1103 label[len - 1] = '\0';
1108 static struct retro_disk_control_callback disk_control = {
1109 .set_eject_state = disk_set_eject_state,
1110 .get_eject_state = disk_get_eject_state,
1111 .get_image_index = disk_get_image_index,
1112 .set_image_index = disk_set_image_index,
1113 .get_num_images = disk_get_num_images,
1114 .replace_image_index = disk_replace_image_index,
1115 .add_image_index = disk_add_image_index,
1118 static struct retro_disk_control_ext_callback disk_control_ext = {
1119 .set_eject_state = disk_set_eject_state,
1120 .get_eject_state = disk_get_eject_state,
1121 .get_image_index = disk_get_image_index,
1122 .set_image_index = disk_set_image_index,
1123 .get_num_images = disk_get_num_images,
1124 .replace_image_index = disk_replace_image_index,
1125 .add_image_index = disk_add_image_index,
1126 .set_initial_image = disk_set_initial_image,
1127 .get_image_path = disk_get_image_path,
1128 .get_image_label = disk_get_image_label,
1131 static char base_dir[1024];
1133 static bool read_m3u(const char *file)
1136 char name[PATH_MAX];
1137 FILE *f = fopen(file, "r");
1141 while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
1144 char *carrige_return = strchr(line, '\r');
1146 *carrige_return = '\0';
1147 char *newline = strchr(line, '\n');
1151 if (line[0] != '\0')
1153 char disk_label[PATH_MAX];
1154 disk_label[0] = '\0';
1156 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1157 disks[disk_count].fname = strdup(name);
1159 get_disk_label(disk_label, name, PATH_MAX);
1160 disks[disk_count].flabel = strdup(disk_label);
1167 return (disk_count != 0);
1170 static void extract_directory(char *buf, const char *path, size_t size)
1173 strncpy(buf, path, size - 1);
1174 buf[size - 1] = '\0';
1176 base = strrchr(buf, '/');
1178 base = strrchr(buf, '\\');
1189 #if defined(__QNX__) || defined(_WIN32)
1190 /* Blackberry QNX doesn't have strcasestr */
1193 * Find the first occurrence of find in s, ignore case.
1196 strcasestr(const char *s, const char*find)
1201 if ((c = *find++) != 0) {
1202 c = tolower((unsigned char)c);
1206 if ((sc = *s++) == 0)
1208 } while ((char)tolower((unsigned char)sc) != c);
1209 } while (strncasecmp(s, find, len) != 0);
1216 static void set_retro_memmap(void)
1218 struct retro_memory_map retromap = { 0 };
1219 struct retro_memory_descriptor mmap =
1221 0, psxM, 0, 0, 0, 0, 0x200000
1224 retromap.descriptors = &mmap;
1225 retromap.num_descriptors = 1;
1227 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1230 static void update_variables(bool in_flight);
1231 bool retro_load_game(const struct retro_game_info *info)
1234 unsigned int cd_index = 0;
1235 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1237 struct retro_input_descriptor desc[] = {
1238 #define JOYP(port) \
1239 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1240 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1241 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1242 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1243 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1244 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1245 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1246 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1247 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1248 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1249 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1250 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1251 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1252 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1253 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1254 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1255 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1256 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1257 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1258 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
1274 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1276 #ifdef FRONTEND_SUPPORTS_RGB565
1277 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1278 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
1279 SysPrintf("RGB565 supported, using it\n");
1283 if (info == NULL || info->path == NULL) {
1284 SysPrintf("info->path required\n");
1288 update_variables(false);
1290 if (plugins_opened) {
1297 extract_directory(base_dir, info->path, sizeof(base_dir));
1300 if (!read_m3u(info->path)) {
1301 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1305 char disk_label[PATH_MAX];
1306 disk_label[0] = '\0';
1309 disks[0].fname = strdup(info->path);
1311 get_disk_label(disk_label, info->path, PATH_MAX);
1312 disks[0].flabel = strdup(disk_label);
1315 /* If this is an M3U file, attempt to set the
1316 * initial disk image */
1318 (disk_initial_index > 0) &&
1319 (disk_initial_index < disk_count)) {
1320 const char *fname = disks[disk_initial_index].fname;
1322 if (fname && (*fname != '\0'))
1323 if (strcmp(disk_initial_path, fname) == 0)
1324 cd_index = disk_initial_index;
1327 set_cd_image(disks[cd_index].fname);
1328 disk_current_index = cd_index;
1330 /* have to reload after set_cd_image for correct cdr plugin */
1331 if (LoadPlugins() == -1) {
1332 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1339 if (OpenPlugins() == -1) {
1340 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1344 /* Handle multi-disk images (i.e. PBP)
1345 * > Cannot do this until after OpenPlugins() is
1346 * called (since this sets the value of
1347 * cdrIsoMultidiskCount) */
1348 if (!is_m3u && (cdrIsoMultidiskCount > 1)) {
1349 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
1351 /* Small annoyance: We need to change the label
1352 * of disk 0, so have to clear existing entries */
1353 if (disks[0].fname != NULL)
1354 free(disks[0].fname);
1355 disks[0].fname = NULL;
1357 if (disks[0].flabel != NULL)
1358 free(disks[0].flabel);
1359 disks[0].flabel = NULL;
1361 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
1362 char disk_name[PATH_MAX];
1363 char disk_label[PATH_MAX];
1364 disk_name[0] = '\0';
1365 disk_label[0] = '\0';
1367 disks[i].fname = strdup(info->path);
1369 get_disk_label(disk_name, info->path, PATH_MAX);
1370 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
1371 disks[i].flabel = strdup(disk_label);
1373 disks[i].internal_index = i;
1376 /* This is not an M3U file, so initial disk
1377 * image has not yet been set - attempt to
1379 if ((disk_initial_index > 0) &&
1380 (disk_initial_index < disk_count)) {
1381 const char *fname = disks[disk_initial_index].fname;
1383 if (fname && (*fname != '\0'))
1384 if (strcmp(disk_initial_path, fname) == 0)
1385 cd_index = disk_initial_index;
1390 CdromLabel[0] = '\0';
1392 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
1393 disk_current_index = cd_index;
1394 set_cd_image(disks[cd_index].fname);
1396 if (ReloadCdromPlugin() < 0) {
1397 log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
1400 if (CDR_open() < 0) {
1401 log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
1407 plugin_call_rearmed_cbs();
1410 if (CheckCdrom() == -1) {
1411 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1417 if (LoadCdrom() == -1) {
1418 log_cb(RETRO_LOG_INFO, "could not load CD\n");
1428 unsigned retro_get_region(void)
1430 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
1433 void *retro_get_memory_data(unsigned id)
1435 if (id == RETRO_MEMORY_SAVE_RAM)
1437 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1443 size_t retro_get_memory_size(unsigned id)
1445 if (id == RETRO_MEMORY_SAVE_RAM)
1447 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1453 void retro_reset(void)
1455 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1460 static const unsigned short retro_psx_map[] = {
1461 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1462 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1463 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1464 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1465 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1466 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1467 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1468 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1469 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1470 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1471 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1472 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1473 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1474 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1475 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1476 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1478 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1480 //Percentage distance of screen to adjust
1481 static int GunconAdjustX = 0;
1482 static int GunconAdjustY = 0;
1484 //Used when out by a percentage
1485 static float GunconAdjustRatioX = 1;
1486 static float GunconAdjustRatioY = 1;
1488 static void update_variables(bool in_flight)
1490 struct retro_variable var;
1493 int gpu_peops_fix = 0;
1497 var.key = "pcsx_rearmed_frameskip";
1498 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1499 pl_rearmed_cbs.frameskip = atoi(var.value);
1502 var.key = "pcsx_rearmed_region";
1503 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1506 if (strcmp(var.value, "auto") == 0)
1508 else if (strcmp(var.value, "NTSC") == 0)
1510 else if (strcmp(var.value, "PAL") == 0)
1514 for (i = 0; i < PORTS_NUMBER; i++)
1515 update_controller_port_variable(i);
1520 var.key = "pcsx_rearmed_negcon_deadzone";
1521 negcon_deadzone = 0;
1522 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1524 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1528 var.key = "pcsx_rearmed_negcon_response";
1529 negcon_linearity = 1;
1530 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1532 if (strcmp(var.value, "quadratic") == 0) {
1533 negcon_linearity = 2;
1534 } else if (strcmp(var.value, "cubic") == 0) {
1535 negcon_linearity = 3;
1540 var.key = "pcsx_rearmed_analog_axis_modifier";
1541 axis_bounds_modifier = true;
1542 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1544 if (strcmp(var.value, "square") == 0) {
1545 axis_bounds_modifier = true;
1546 } else if (strcmp(var.value, "circle") == 0) {
1547 axis_bounds_modifier = false;
1552 var.key = "pcsx_rearmed_vibration";
1554 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1556 if (strcmp(var.value, "disabled") == 0)
1557 in_enable_vibration = 0;
1558 else if (strcmp(var.value, "enabled") == 0)
1559 in_enable_vibration = 1;
1563 var.key = "pcsx_rearmed_dithering";
1565 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1567 if (strcmp(var.value, "disabled") == 0) {
1568 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1569 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1570 pl_rearmed_cbs.gpu_unai.dithering = 0;
1572 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1575 else if (strcmp(var.value, "enabled") == 0) {
1576 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1577 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1578 pl_rearmed_cbs.gpu_unai.dithering = 1;
1580 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1587 var.key = "pcsx_rearmed_neon_interlace_enable";
1589 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1591 if (strcmp(var.value, "disabled") == 0)
1592 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1593 else if (strcmp(var.value, "enabled") == 0)
1594 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1598 var.key = "pcsx_rearmed_neon_enhancement_enable";
1600 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1602 if (strcmp(var.value, "disabled") == 0)
1603 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1604 else if (strcmp(var.value, "enabled") == 0)
1605 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1609 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1611 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1613 if (strcmp(var.value, "disabled") == 0)
1614 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1615 else if (strcmp(var.value, "enabled") == 0)
1616 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1621 var.key = "pcsx_rearmed_duping_enable";
1623 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1625 if (strcmp(var.value, "disabled") == 0)
1626 duping_enable = false;
1627 else if (strcmp(var.value, "enabled") == 0)
1628 duping_enable = true;
1632 var.key = "pcsx_rearmed_display_internal_fps";
1634 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1636 if (strcmp(var.value, "disabled") == 0)
1637 display_internal_fps = false;
1638 else if (strcmp(var.value, "enabled") == 0)
1639 display_internal_fps = true;
1642 #if defined(LIGHTREC) || defined(NEW_DYNAREC)
1644 var.key = "pcsx_rearmed_drc";
1646 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1648 R3000Acpu *prev_cpu = psxCpu;
1649 #if defined(LIGHTREC)
1650 bool can_use_dynarec = found_bios;
1652 bool can_use_dynarec = 1;
1657 Config.Cpu = CPU_INTERPRETER;
1660 if (strcmp(var.value, "disabled") == 0 || !can_use_dynarec)
1661 Config.Cpu = CPU_INTERPRETER;
1662 else if (strcmp(var.value, "enabled") == 0)
1663 Config.Cpu = CPU_DYNAREC;
1665 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1666 if (psxCpu != prev_cpu) {
1667 prev_cpu->Shutdown();
1669 psxCpu->Reset(); // not really a reset..
1672 #endif /* LIGHTREC || NEW_DYNAREC */
1675 var.key = "pcsx_rearmed_spu_reverb";
1677 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1679 if (strcmp(var.value, "disabled") == 0)
1680 spu_config.iUseReverb = false;
1681 else if (strcmp(var.value, "enabled") == 0)
1682 spu_config.iUseReverb = true;
1686 var.key = "pcsx_rearmed_spu_interpolation";
1688 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1690 if (strcmp(var.value, "simple") == 0)
1691 spu_config.iUseInterpolation = 1;
1692 else if (strcmp(var.value, "gaussian") == 0)
1693 spu_config.iUseInterpolation = 2;
1694 else if (strcmp(var.value, "cubic") == 0)
1695 spu_config.iUseInterpolation = 3;
1696 else if (strcmp(var.value, "off") == 0)
1697 spu_config.iUseInterpolation = 0;
1701 var.key = "pcsx_rearmed_pe2_fix";
1703 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1705 if (strcmp(var.value, "disabled") == 0)
1707 else if (strcmp(var.value, "enabled") == 0)
1712 var.key = "pcsx_rearmed_idiablofix";
1714 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1716 if (strcmp(var.value, "disabled") == 0)
1717 spu_config.idiablofix = 0;
1718 else if (strcmp(var.value, "enabled") == 0)
1719 spu_config.idiablofix = 1;
1723 var.key = "pcsx_rearmed_inuyasha_fix";
1725 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1727 if (strcmp(var.value, "disabled") == 0)
1729 else if (strcmp(var.value, "enabled") == 0)
1735 var.key = "pcsx_rearmed_async_cd";
1736 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1738 if (strcmp(var.value, "async") == 0)
1746 var.key = "pcsx_rearmed_noxadecoding";
1747 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1749 if (strcmp(var.value, "disabled") == 0)
1756 var.key = "pcsx_rearmed_nocdaudio";
1757 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1759 if (strcmp(var.value, "disabled") == 0)
1766 var.key = "pcsx_rearmed_spuirq";
1767 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1769 if (strcmp(var.value, "disabled") == 0)
1777 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
1779 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1781 if (strcmp(var.value, "enabled") == 0)
1782 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
1786 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
1788 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1790 if (strcmp(var.value, "enabled") == 0)
1791 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
1795 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
1797 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1799 if (strcmp(var.value, "enabled") == 0)
1800 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
1804 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
1806 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1808 if (strcmp(var.value, "enabled") == 0)
1809 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
1813 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
1815 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1817 if (strcmp(var.value, "enabled") == 0)
1818 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
1822 var.key = "pcsx_rearmed_gpu_peops_old_frame_skip";
1824 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1826 if (strcmp(var.value, "enabled") == 0)
1827 gpu_peops_fix |= GPU_PEOPS_OLD_FRAME_SKIP;
1831 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
1833 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1835 if (strcmp(var.value, "enabled") == 0)
1836 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
1840 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
1842 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1844 if (strcmp(var.value, "enabled") == 0)
1845 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
1849 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
1851 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1853 if (strcmp(var.value, "enabled") == 0)
1854 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
1857 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
1858 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
1860 /* Show/hide core options */
1862 var.key = "pcsx_rearmed_show_gpu_peops_settings";
1865 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1867 int show_advanced_gpu_peops_settings_prev = show_advanced_gpu_peops_settings;
1869 show_advanced_gpu_peops_settings = 1;
1870 if (strcmp(var.value, "disabled") == 0)
1871 show_advanced_gpu_peops_settings = 0;
1873 if (show_advanced_gpu_peops_settings != show_advanced_gpu_peops_settings_prev)
1876 struct retro_core_option_display option_display;
1877 char gpu_peops_option[9][45] = {
1878 "pcsx_rearmed_gpu_peops_odd_even_bit",
1879 "pcsx_rearmed_gpu_peops_expand_screen_width",
1880 "pcsx_rearmed_gpu_peops_ignore_brightness",
1881 "pcsx_rearmed_gpu_peops_disable_coord_check",
1882 "pcsx_rearmed_gpu_peops_lazy_screen_update",
1883 "pcsx_rearmed_gpu_peops_old_frame_skip",
1884 "pcsx_rearmed_gpu_peops_repeated_triangles",
1885 "pcsx_rearmed_gpu_peops_quads_with_triangles",
1886 "pcsx_rearmed_gpu_peops_fake_busy_state"
1889 option_display.visible = show_advanced_gpu_peops_settings;
1891 for (i = 0; i < 9; i++)
1893 option_display.key = gpu_peops_option[i];
1894 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
1901 var.key = "pcsx_rearmed_gpu_unai_ilace_force";
1904 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1906 if (strcmp(var.value, "disabled") == 0)
1907 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
1908 else if (strcmp(var.value, "enabled") == 0)
1909 pl_rearmed_cbs.gpu_unai.ilace_force = 1;
1912 var.key = "pcsx_rearmed_gpu_unai_pixel_skip";
1915 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1917 if (strcmp(var.value, "disabled") == 0)
1918 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
1919 else if (strcmp(var.value, "enabled") == 0)
1920 pl_rearmed_cbs.gpu_unai.pixel_skip = 1;
1923 var.key = "pcsx_rearmed_gpu_unai_lighting";
1926 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1928 if (strcmp(var.value, "disabled") == 0)
1929 pl_rearmed_cbs.gpu_unai.lighting = 0;
1930 else if (strcmp(var.value, "enabled") == 0)
1931 pl_rearmed_cbs.gpu_unai.lighting = 1;
1934 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
1937 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1939 if (strcmp(var.value, "disabled") == 0)
1940 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
1941 else if (strcmp(var.value, "enabled") == 0)
1942 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
1945 var.key = "pcsx_rearmed_gpu_unai_blending";
1948 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1950 if (strcmp(var.value, "disabled") == 0)
1951 pl_rearmed_cbs.gpu_unai.blending = 0;
1952 else if (strcmp(var.value, "enabled") == 0)
1953 pl_rearmed_cbs.gpu_unai.blending = 1;
1956 var.key = "pcsx_rearmed_show_gpu_unai_settings";
1959 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1961 int show_advanced_gpu_unai_settings_prev = show_advanced_gpu_unai_settings;
1963 show_advanced_gpu_unai_settings = 1;
1964 if (strcmp(var.value, "disabled") == 0)
1965 show_advanced_gpu_unai_settings = 0;
1967 if (show_advanced_gpu_unai_settings != show_advanced_gpu_unai_settings_prev)
1970 struct retro_core_option_display option_display;
1971 char gpu_unai_option[5][40] = {
1972 "pcsx_rearmed_gpu_unai_blending",
1973 "pcsx_rearmed_gpu_unai_lighting",
1974 "pcsx_rearmed_gpu_unai_fast_lighting",
1975 "pcsx_rearmed_gpu_unai_ilace_force",
1976 "pcsx_rearmed_gpu_unai_pixel_skip"
1979 option_display.visible = show_advanced_gpu_unai_settings;
1981 for (i = 0; i < 5; i++)
1983 option_display.key = gpu_unai_option[i];
1984 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
1990 //This adjustment process gives the user the ability to manually align the mouse up better
1991 //with where the shots are in the emulator.
1994 var.key = "pcsx_rearmed_gunconadjustx";
1996 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1998 GunconAdjustX = atoi(var.value);
2002 var.key = "pcsx_rearmed_gunconadjusty";
2004 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2006 GunconAdjustY = atoi(var.value);
2010 var.key = "pcsx_rearmed_gunconadjustratiox";
2012 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2014 GunconAdjustRatioX = atof(var.value);
2018 var.key = "pcsx_rearmed_gunconadjustratioy";
2020 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2022 GunconAdjustRatioY = atof(var.value);
2027 var.key = "pcsx_rearmed_nosmccheck";
2028 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2030 if (strcmp(var.value, "enabled") == 0)
2031 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
2033 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2037 var.key = "pcsx_rearmed_gteregsunneeded";
2038 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2040 if (strcmp(var.value, "enabled") == 0)
2041 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2043 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2047 var.key = "pcsx_rearmed_nogteflags";
2048 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2050 if (strcmp(var.value, "enabled") == 0)
2051 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2053 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2056 /* this probably is safe to change in real-time */
2058 var.key = "pcsx_rearmed_psxclock";
2059 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2061 int psxclock = atoi(var.value);
2062 cycle_multiplier = 10000 / psxclock;
2064 #endif /* NEW_DYNAREC */
2066 var.key = "pcsx_rearmed_show_other_input_settings";
2069 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2071 int previous_settings = show_other_input_settings;
2073 show_other_input_settings = 1;
2074 if (strcmp(var.value, "disabled") == 0)
2075 show_other_input_settings = 0;
2077 if (show_other_input_settings != previous_settings)
2080 struct retro_core_option_display option_display;
2081 char gpu_peops_option[][50] = {
2082 "pcsx_rearmed_multitap1",
2083 "pcsx_rearmed_multitap2",
2084 "pcsx_rearmed_pad3type",
2085 "pcsx_rearmed_pad4type",
2086 "pcsx_rearmed_pad5type",
2087 "pcsx_rearmed_pad6type",
2088 "pcsx_rearmed_pad7type",
2089 "pcsx_rearmed_pad8type",
2090 "pcsx_rearmed_negcon_deadzone",
2091 "pcsx_rearmed_negcon_response",
2092 "pcsx_rearmed_analog_axis_modifier",
2093 "pcsx_rearmed_gunconadjustx",
2094 "pcsx_rearmed_gunconadjusty",
2095 "pcsx_rearmed_gunconadjustratiox",
2096 "pcsx_rearmed_gunconadjustratioy"
2098 #define INPUT_LIST (sizeof(gpu_peops_option) / sizeof(gpu_peops_option[0]))
2100 option_display.visible = show_other_input_settings;
2102 for (i = 0; i < INPUT_LIST; i++)
2104 option_display.key = gpu_peops_option[i];
2105 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
2111 // inform core things about possible config changes
2112 plugin_call_rearmed_cbs();
2114 if (GPU_open != NULL && GPU_close != NULL) {
2116 GPU_open(&gpuDisp, "PCSX", NULL);
2125 //bootlogo display hack
2128 var.key = "pcsx_rearmed_show_bios_bootlogo";
2129 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2131 Config.SlowBoot = 0;
2133 if (strcmp(var.value, "enabled") == 0)
2135 Config.SlowBoot = 1;
2143 // Taken from beetle-psx-libretro
2144 static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
2146 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2147 // feature (or pre-date it) so we need to handle this in a graceful way.
2149 // First, try and get an analog value using the new libretro API constant
2150 uint16_t button = input_state_cb(player_index,
2151 RETRO_DEVICE_ANALOG,
2152 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2154 button = MIN(button / 128, 255);
2158 // If we got exactly zero, we're either not pressing the button, or the front-end
2159 // is not reporting analog values. We need to do a second check using the classic
2160 // digital API method, to at least get some response - better than nothing.
2162 // NOTE: If we're really just not holding the button, we're still going to get zero.
2164 button = (ret & (1 << id)) ? 255 : 0;
2170 unsigned char axis_range_modifier(int16_t axis_value, bool is_square) {
2171 float modifier_axis_range = 0;
2174 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
2175 if(modifier_axis_range < 0) {
2176 modifier_axis_range = 0;
2177 } else if(modifier_axis_range > 255) {
2178 modifier_axis_range = 255;
2181 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
2184 return modifier_axis_range;
2187 void retro_run(void)
2190 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
2191 if (rebootemu != 0) {
2194 if (!Config.HLE && !Config.SlowBoot) {
2196 psxRegs.pc = psxRegs.GPR.n.ra;
2200 if (display_internal_fps) {
2203 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0) {
2204 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
2206 const char *strc = (const char*)str;
2207 struct retro_message msg =
2215 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
2217 pl_rearmed_cbs.flip_cnt = 0;
2219 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2227 bool updated = false;
2228 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
2229 update_variables(true);
2231 // reset all keystate, query libretro for keystate
2235 float negcon_twist_amplitude;
2239 for(i = 0; i < PORTS_NUMBER; i++)
2244 if (in_type[i] == PSE_PAD_TYPE_NONE)
2247 if (libretro_supports_bitmasks)
2248 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
2252 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3+1); j++)
2254 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
2259 if (in_type[i] == PSE_PAD_TYPE_GUNCON)
2261 //ToDo move across to:
2262 //RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X
2263 //RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y
2264 //RETRO_DEVICE_ID_LIGHTGUN_TRIGGER
2265 //RETRO_DEVICE_ID_LIGHTGUN_RELOAD
2266 //RETRO_DEVICE_ID_LIGHTGUN_AUX_A
2267 //RETRO_DEVICE_ID_LIGHTGUN_AUX_B
2268 //Though not sure these are hooked up properly on the Pi
2271 //Put the controller index back to i instead of hardcoding to 1 when the libretro overlay crash bug is fixed
2272 //This is required for 2 player
2274 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
2277 //The 1 is hardcoded instead of i to prevent the overlay mouse button libretro crash bug
2278 if (input_state_cb(1, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT)){
2279 in_keystate[i] |= (1 << DKEY_CIRCLE);
2283 if (input_state_cb(1, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT)){
2284 in_keystate[i] |= (1 << DKEY_START);
2288 if (input_state_cb(1, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_MIDDLE)){
2289 in_keystate[i] |= (1 << DKEY_CROSS);
2292 //The 1 is hardcoded instead of i to prevent the overlay mouse button libretro crash bug
2293 int gunx = input_state_cb(1, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_X);
2294 int guny = input_state_cb(1, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_Y);
2296 //Mouse range is -32767 -> 32767
2298 //Use the left analog stick field to store the absolute coordinates
2299 in_analog_left[0][0] = (gunx*GunconAdjustRatioX) + (GunconAdjustX * 655);
2300 in_analog_left[0][1] = (guny*GunconAdjustRatioY) + (GunconAdjustY * 655);
2302 if (in_type[i] == PSE_PAD_TYPE_NEGCON)
2304 // Query digital inputs
2307 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
2308 in_keystate[i] |= (1 << DKEY_UP);
2310 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
2311 in_keystate[i] |= (1 << DKEY_RIGHT);
2313 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
2314 in_keystate[i] |= (1 << DKEY_DOWN);
2316 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
2317 in_keystate[i] |= (1 << DKEY_LEFT);
2319 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
2320 in_keystate[i] |= (1 << DKEY_START);
2322 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
2323 in_keystate[i] |= (1 << DKEY_CIRCLE);
2325 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
2326 in_keystate[i] |= (1 << DKEY_TRIANGLE);
2327 // > neGcon R shoulder (digital)
2328 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
2329 in_keystate[i] |= (1 << DKEY_R1);
2330 // Query analog inputs
2332 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2333 // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
2334 // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
2335 // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
2336 // >> pad->rightJoyY == in_analog_right[i][1] == NeGcon I
2337 // So we just have to map in_analog_left/right to more
2338 // appropriate inputs...
2341 // >> Get raw analog stick value and account for deadzone
2342 lsx = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
2343 if (lsx > negcon_deadzone)
2344 lsx = lsx - negcon_deadzone;
2345 else if (lsx < -negcon_deadzone)
2346 lsx = lsx + negcon_deadzone;
2349 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2350 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
2351 if (negcon_linearity == 2)
2353 if (negcon_twist_amplitude < 0.0)
2354 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
2356 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
2358 else if (negcon_linearity == 3)
2359 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
2360 // >> Convert to final 'in_analog' integer value [0,255]
2361 in_analog_right[i][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
2363 // >> Handle right analog stick vertical axis mapping...
2364 // - Up (-Y) == accelerate == neGcon I
2365 // - Down (+Y) == brake == neGcon II
2368 rsy = input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2370 // Account for deadzone
2371 // (Note: have never encountered a gamepad with significant differences
2372 // in deadzone between left/right analog sticks, so use the regular 'twist'
2374 if (rsy > negcon_deadzone)
2375 rsy = rsy - negcon_deadzone;
2378 // Convert to 'in_analog' integer value [0,255]
2379 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2381 if (rsy < -negcon_deadzone)
2382 rsy = -1 * (rsy + negcon_deadzone);
2385 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2388 in_analog_right[i][1] = MAX(
2390 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
2391 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
2396 in_analog_left[i][0] = MAX(
2398 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
2399 get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
2404 in_analog_left[i][1] = get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
2406 if (in_type[i] != PSE_PAD_TYPE_NEGCON && in_type[i] != PSE_PAD_TYPE_GUNCON)
2408 // Query digital inputs
2409 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2411 in_keystate[i] |= retro_psx_map[j];
2413 // Query analog inputs
2414 if (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
2416 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);
2417 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);
2418 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);
2419 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);
2427 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
2428 vout_width, vout_height, vout_width * 2);
2434 static bool try_use_bios(const char *path)
2440 f = fopen(path, "rb");
2444 fseek(f, 0, SEEK_END);
2448 if (size != 512 * 1024)
2451 name = strrchr(path, SLASH);
2454 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
2459 #include <sys/types.h>
2462 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
2468 dir = opendir(dirpath);
2472 while ((ent = readdir(dir))) {
2473 if ((strncasecmp(ent->d_name, "scph", 4) != 0) && (strncasecmp(ent->d_name, "psx", 3) != 0))
2476 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
2477 ret = try_use_bios(path);
2485 #define find_any_bios(...) false
2488 static void check_system_specs(void)
2491 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2494 static int init_memcards(void)
2498 struct retro_variable var = { .key="pcsx_rearmed_memcard2", .value=NULL };
2499 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2501 // Memcard2 will be handled and is re-enabled if needed using core
2503 // Memcard1 is handled by libretro, doing this will set core to
2504 // skip file io operations for memcard1 like SaveMcd
2505 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2506 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
2507 init_memcard(Mcd1Data);
2508 // Memcard 2 is managed by the emulator on the filesystem,
2509 // There is no need to initialize Mcd2Data like Mcd1Data.
2511 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2512 SysPrintf("Memcard 2: %s\n", var.value);
2513 if (memcmp(var.value, "enabled", 7) == 0) {
2514 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir) {
2515 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2)) {
2516 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2520 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2521 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2524 SysPrintf("Could not get save directory! Could not create memcard 2.");
2532 static void loadPSXBios(void)
2535 char path[PATH_MAX];
2536 unsigned useHLE = 0;
2538 const char *bios[] = {
2539 "PSXONPSP660", "psxonpsp660",
2540 "SCPH101", "scph101",
2541 "SCPH5501", "scph5501",
2542 "SCPH7001", "scph7001",
2543 "SCPH1001", "scph1001"
2546 struct retro_variable var = {
2547 .key = "pcsx_rearmed_bios",
2553 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
2554 if (!strcmp(var.value, "HLE"))
2560 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2563 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2565 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
2566 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2567 found_bios = try_use_bios(path);
2573 found_bios = find_any_bios(dir, path, sizeof(path));
2576 SysPrintf("found BIOS file: %s\n", Config.Bios);
2580 if (useHLE || !found_bios)
2582 SysPrintf("no BIOS files found.\n");
2583 struct retro_message msg =
2585 "No PlayStation BIOS file found - add for better compatibility",
2588 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
2592 void retro_init(void)
2594 unsigned dci_version = 0;
2595 struct retro_rumble_interface rumble;
2599 // magic sauce to make the dynarec work on iOS
2600 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
2604 psxMapHook = pl_3ds_mmap;
2605 psxUnmapHook = pl_3ds_munmap;
2608 if(init_vita_mmap()<0)
2610 psxMapHook = pl_vita_mmap;
2611 psxUnmapHook = pl_vita_munmap;
2613 ret = emu_core_preinit();
2615 /* emu_core_preinit sets the cpu to dynarec */
2617 Config.Cpu = CPU_INTERPRETER;
2619 ret |= init_memcards();
2621 ret |= emu_core_init();
2623 SysPrintf("PCSX init failed.\n");
2628 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
2629 #elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA) && !defined(__SWITCH__)
2630 posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2632 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
2635 vout_buf_ptr = vout_buf;
2639 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
2641 disk_initial_index = 0;
2642 disk_initial_path[0] = '\0';
2643 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
2644 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
2646 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
2649 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
2650 rumble_cb = rumble.set_rumble_state;
2652 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
2653 * we have to do this because cache misses and some IO penalties
2654 * are not emulated. Warning: changing this may break compatibility. */
2655 cycle_multiplier = 175;
2656 #ifdef HAVE_PRE_ARMV7
2657 cycle_multiplier = 200;
2659 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2660 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
2661 spu_config.iUseFixedUpdates = 1;
2663 SaveFuncs.open = save_open;
2664 SaveFuncs.read = save_read;
2665 SaveFuncs.write = save_write;
2666 SaveFuncs.seek = save_seek;
2667 SaveFuncs.close = save_close;
2669 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
2670 libretro_supports_bitmasks = true;
2672 check_system_specs();
2675 void retro_deinit(void)
2677 if (plugins_opened) {
2683 linearFree(vout_buf);
2692 libretro_supports_bitmasks = false;
2694 /* Have to reset disks struct, otherwise
2695 * fnames/flabels will leak memory */
2700 #include <psp2/kernel/threadmgr.h>
2701 int usleep (unsigned long us)
2703 sceKernelDelayThread(us);
2707 void SysPrintf(const char *fmt, ...) {
2711 va_start(list, fmt);
2712 vsprintf(msg, fmt, list);
2716 log_cb(RETRO_LOG_INFO, "%s", msg);