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_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;
90 static bool libretro_supports_option_categories = false;
91 static bool show_input_settings = true;
93 static bool show_advanced_gpu_peops_settings = true;
96 static bool show_advanced_gpu_unai_settings = true;
98 static float mouse_sensitivity = 1.0f;
104 FRAMESKIP_AUTO_THRESHOLD,
105 FRAMESKIP_FIXED_INTERVAL
108 static unsigned frameskip_type = FRAMESKIP_NONE;
109 static unsigned frameskip_threshold = 0;
110 static unsigned frameskip_interval = 0;
111 static unsigned frameskip_counter = 0;
113 static int retro_audio_buff_active = false;
114 static unsigned retro_audio_buff_occupancy = 0;
115 static int retro_audio_buff_underrun = false;
117 static unsigned retro_audio_latency = 0;
118 static int update_audio_latency = false;
120 static unsigned previous_width = 0;
121 static unsigned previous_height = 0;
123 static int plugins_opened;
124 static int is_pal_mode;
126 /* memory card data */
127 extern char Mcd1Data[MCD_SIZE];
128 extern char Mcd2Data[MCD_SIZE];
129 extern char McdDisable[2];
131 /* PCSX ReARMed core calls and stuff */
133 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
134 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
135 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
136 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE
138 int in_analog_left[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
139 int in_analog_right[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
140 unsigned short in_keystate[PORTS_NUMBER];
144 int in_enable_vibration = 1;
146 // NegCon adjustment parameters
147 // > The NegCon 'twist' action is somewhat awkward when mapped
148 // to a standard analog stick -> user should be able to tweak
149 // response/deadzone for comfort
150 // > When response is linear, 'additional' deadzone (set here)
151 // may be left at zero, since this is normally handled via in-game
153 // > When response is non-linear, deadzone should be set to match the
154 // controller being used (otherwise precision may be lost)
155 // > negcon_linearity:
156 // - 1: Response is linear - recommended when using racing wheel
157 // peripherals, not recommended for standard gamepads
158 // - 2: Response is quadratic - optimal setting for gamepads
159 // - 3: Response is cubic - enables precise fine control, but
160 // difficult to use...
161 #define NEGCON_RANGE 0x7FFF
162 static int negcon_deadzone = 0;
163 static int negcon_linearity = 1;
165 static bool axis_bounds_modifier;
167 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
168 #define VOUT_MAX_WIDTH 1024
169 #define VOUT_MAX_HEIGHT 512
172 bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) { return false; }
173 void retro_unload_game(void) {}
174 static int vout_open(void) { return 0; }
175 static void vout_close(void) {}
176 static int snd_init(void) { return 0; }
177 static void snd_finish(void) {}
178 static int snd_busy(void) { return 0; }
180 #define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
181 #define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
182 #define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
183 #define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
184 #define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
185 #define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
186 #define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
187 #define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
188 #define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
190 static void init_memcard(char *mcd_data)
195 memset(mcd_data, 0, MCD_SIZE);
197 mcd_data[off++] = 'M';
198 mcd_data[off++] = 'C';
200 mcd_data[off++] = 0x0e;
202 for (i = 0; i < 15; i++)
204 mcd_data[off++] = 0xa0;
206 mcd_data[off++] = 0xff;
207 mcd_data[off++] = 0xff;
209 mcd_data[off++] = 0xa0;
212 for (i = 0; i < 20; i++)
214 mcd_data[off++] = 0xff;
215 mcd_data[off++] = 0xff;
216 mcd_data[off++] = 0xff;
217 mcd_data[off++] = 0xff;
219 mcd_data[off++] = 0xff;
220 mcd_data[off++] = 0xff;
225 static void set_vout_fb()
227 struct retro_framebuffer fb = { 0 };
229 fb.width = vout_width;
230 fb.height = vout_height;
231 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
233 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
234 vout_buf_ptr = (uint16_t *)fb.data;
236 vout_buf_ptr = vout_buf;
239 static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
244 if (previous_width != vout_width || previous_height != vout_height)
246 previous_width = vout_width;
247 previous_height = vout_height;
249 struct retro_system_av_info info;
250 retro_get_system_av_info(&info);
251 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
257 #ifndef FRONTEND_SUPPORTS_RGB565
258 static void convert(void *buf, size_t bytes)
260 unsigned int i, v, *p = buf;
262 for (i = 0; i < bytes / 4; i++)
265 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
270 static void vout_flip(const void *vram, int stride, int bgr24,
271 int x, int y, int w, int h, int dims_changed)
273 unsigned short *dest = vout_buf_ptr;
274 const unsigned short *src = vram;
275 int dstride = vout_width, h1 = h;
277 if (vram == NULL || dims_changed)
279 memset(vout_buf_ptr, 0, dstride * vout_height * 2);
285 dest += x + y * dstride;
289 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
290 for (; h1-- > 0; dest += dstride, src += stride)
292 bgr888_to_rgb565(dest, src, w * 3);
297 for (; h1-- > 0; dest += dstride, src += stride)
299 bgr555_to_rgb565(dest, src, w * 2);
304 #ifndef FRONTEND_SUPPORTS_RGB565
305 convert(vout_buf_ptr, vout_width * vout_height * 2);
308 pl_rearmed_cbs.flip_cnt++;
320 psx_map_t custom_psx_maps[] = {
321 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
322 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
323 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
324 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
325 { NULL, 0x12000000, 0x200000, MAP_TAG_VRAM }, // 0x00000000
328 void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
336 psx_map_t *custom_map = custom_psx_maps;
338 for (; custom_map->size; custom_map++)
340 if ((custom_map->size == size) && (custom_map->tag == tag))
342 uint32_t ptr_aligned, tmp;
344 custom_map->buffer = malloc(size + 0x1000);
345 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
347 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
349 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
353 return (void *)custom_map->target_map;
361 void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
367 psx_map_t *custom_map = custom_psx_maps;
369 for (; custom_map->size; custom_map++)
371 if ((custom_map->target_map == (uint32_t)ptr))
373 uint32_t ptr_aligned, tmp;
375 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
377 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
379 free(custom_map->buffer);
380 custom_map->buffer = NULL;
401 psx_map_t custom_psx_maps[] = {
402 { NULL, NULL, 0x210000, MAP_TAG_RAM }, // 0x80000000
403 { NULL, NULL, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
404 { NULL, NULL, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
405 { NULL, NULL, 0x800000, MAP_TAG_LUTS }, // 0x08000000
406 { NULL, NULL, 0x200000, MAP_TAG_VRAM }, // 0x00000000
413 addr = malloc(64 * 1024 * 1024);
416 tmpaddr = ((u32)(addr + 0xFFFFFF)) & ~0xFFFFFF;
417 custom_psx_maps[0].buffer = tmpaddr + 0x2000000;
418 custom_psx_maps[1].buffer = tmpaddr + 0x1800000;
419 custom_psx_maps[2].buffer = tmpaddr + 0x1c00000;
420 custom_psx_maps[3].buffer = tmpaddr + 0x0000000;
421 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
423 for(n = 0; n < 5; n++){
424 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
430 void deinit_vita_mmap()
435 void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
441 psx_map_t *custom_map = custom_psx_maps;
443 for (; custom_map->size; custom_map++)
445 if ((custom_map->size == size) && (custom_map->tag == tag))
447 return custom_map->buffer;
454 void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
458 psx_map_t *custom_map = custom_psx_maps;
460 for (; custom_map->size; custom_map++)
462 if ((custom_map->buffer == ptr))
472 static void *pl_mmap(unsigned int size)
474 return psxMap(0, size, 0, MAP_TAG_VRAM);
477 static void pl_munmap(void *ptr, unsigned int size)
479 psxUnmap(ptr, size, MAP_TAG_VRAM);
482 struct rearmed_cbs pl_rearmed_cbs = {
483 .pl_vout_open = vout_open,
484 .pl_vout_set_mode = vout_set_mode,
485 .pl_vout_flip = vout_flip,
486 .pl_vout_close = vout_close,
489 /* from psxcounters */
490 .gpu_hcnt = &hSyncCount,
491 .gpu_frame_count = &frame_counter,
494 void pl_frame_limit(void)
496 /* called once per frame, make psxCpu->Execute() above return */
500 void pl_timing_prepare(int is_pal)
502 is_pal_mode = is_pal;
505 void plat_trigger_vibrate(int pad, int low, int high)
510 if (in_enable_vibration)
512 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
513 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
517 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
522 static void snd_feed(void *buf, int bytes)
524 if (audio_batch_cb != NULL)
525 audio_batch_cb(buf, bytes / 4);
528 void out_register_libretro(struct out_driver *drv)
530 drv->name = "libretro";
531 drv->init = snd_init;
532 drv->finish = snd_finish;
533 drv->busy = snd_busy;
534 drv->feed = snd_feed;
537 #define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
538 #define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
539 #define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
540 #define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
541 #define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
542 #define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
544 static char *get_pse_pad_label[] = {
545 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
548 static const struct retro_controller_description pads[7] =
550 { "standard", RETRO_DEVICE_JOYPAD },
551 { "analog", RETRO_DEVICE_PSE_ANALOG },
552 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
553 { "negcon", RETRO_DEVICE_PSE_NEGCON },
554 { "guncon", RETRO_DEVICE_PSE_GUNCON },
555 { "mouse", RETRO_DEVICE_PSE_MOUSE },
559 static const struct retro_controller_info ports[9] =
574 static bool update_option_visibility(void)
576 struct retro_variable var = {0};
577 struct retro_core_option_display option_display = {0};
578 bool updated = false;
581 /* If frontend supports core option categories
582 * then show/hide core option entries are ignored
583 * and no options should be hidden */
584 if (libretro_supports_option_categories)
587 var.key = "pcsx_rearmed_show_input_settings";
590 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
592 bool show_input_settings_prev =
595 show_input_settings = true;
596 if (strcmp(var.value, "disabled") == 0)
597 show_input_settings = false;
599 if (show_input_settings !=
600 show_input_settings_prev)
602 char input_option[][50] = {
603 "pcsx_rearmed_analog_axis_modifier",
604 "pcsx_rearmed_vibration",
605 "pcsx_rearmed_multitap",
606 "pcsx_rearmed_negcon_deadzone",
607 "pcsx_rearmed_negcon_response",
608 "pcsx_rearmed_input_sensitivity",
609 "pcsx_rearmed_gunconadjustx",
610 "pcsx_rearmed_gunconadjusty",
611 "pcsx_rearmed_gunconadjustratiox",
612 "pcsx_rearmed_gunconadjustratioy"
615 option_display.visible = show_input_settings;
618 i < (sizeof(input_option) /
619 sizeof(input_option[0]));
622 option_display.key = input_option[i];
623 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
631 var.key = "pcsx_rearmed_show_gpu_peops_settings";
634 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
636 bool show_advanced_gpu_peops_settings_prev =
637 show_advanced_gpu_peops_settings;
639 show_advanced_gpu_peops_settings = true;
640 if (strcmp(var.value, "disabled") == 0)
641 show_advanced_gpu_peops_settings = false;
643 if (show_advanced_gpu_peops_settings !=
644 show_advanced_gpu_peops_settings_prev)
647 struct retro_core_option_display option_display;
648 char gpu_peops_option[][45] = {
649 "pcsx_rearmed_gpu_peops_odd_even_bit",
650 "pcsx_rearmed_gpu_peops_expand_screen_width",
651 "pcsx_rearmed_gpu_peops_ignore_brightness",
652 "pcsx_rearmed_gpu_peops_disable_coord_check",
653 "pcsx_rearmed_gpu_peops_lazy_screen_update",
654 "pcsx_rearmed_gpu_peops_repeated_triangles",
655 "pcsx_rearmed_gpu_peops_quads_with_triangles",
656 "pcsx_rearmed_gpu_peops_fake_busy_state"
659 option_display.visible = show_advanced_gpu_peops_settings;
662 i < (sizeof(gpu_peops_option) /
663 sizeof(gpu_peops_option[0]));
666 option_display.key = gpu_peops_option[i];
667 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
676 var.key = "pcsx_rearmed_show_gpu_unai_settings";
679 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
681 bool show_advanced_gpu_unai_settings_prev =
682 show_advanced_gpu_unai_settings;
684 show_advanced_gpu_unai_settings = true;
685 if (strcmp(var.value, "disabled") == 0)
686 show_advanced_gpu_unai_settings = false;
688 if (show_advanced_gpu_unai_settings !=
689 show_advanced_gpu_unai_settings_prev)
692 struct retro_core_option_display option_display;
693 char gpu_unai_option[][40] = {
694 "pcsx_rearmed_gpu_unai_blending",
695 "pcsx_rearmed_gpu_unai_lighting",
696 "pcsx_rearmed_gpu_unai_fast_lighting",
697 "pcsx_rearmed_gpu_unai_scale_hires",
700 option_display.visible = show_advanced_gpu_unai_settings;
703 i < (sizeof(gpu_unai_option) /
704 sizeof(gpu_unai_option[0]));
707 option_display.key = gpu_unai_option[i];
708 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
719 void retro_set_environment(retro_environment_t cb)
721 bool option_categories = false;
722 #ifdef USE_LIBRETRO_VFS
723 struct retro_vfs_interface_info vfs_iface_info;
728 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
729 log_cb = logging.log;
731 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
734 * An annoyance: retro_set_environment() can be called
735 * multiple times, and depending upon the current frontend
736 * state various environment callbacks may be disabled.
737 * This means the reported 'categories_supported' status
738 * may change on subsequent iterations. We therefore have
739 * to record whether 'categories_supported' is true on any
740 * iteration, and latch the result */
741 libretro_set_core_options(environ_cb, &option_categories);
742 libretro_supports_option_categories |= option_categories;
744 /* If frontend supports core option categories,
745 * any show/hide core option entries are unused
746 * and should be hidden */
747 if (libretro_supports_option_categories)
749 struct retro_core_option_display option_display;
750 option_display.visible = false;
752 option_display.key = "pcsx_rearmed_show_input_settings";
753 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
757 option_display.key = "pcsx_rearmed_show_gpu_peops_settings";
758 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
762 option_display.key = "pcsx_rearmed_show_gpu_unai_settings";
763 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
767 /* If frontend does not support core option
768 * categories, core options may be shown/hidden
769 * at runtime. In this case, register 'update
770 * display' callback, so frontend can update
771 * core options menu without calling retro_run() */
774 struct retro_core_options_update_display_callback update_display_cb;
775 update_display_cb.callback = update_option_visibility;
777 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_UPDATE_DISPLAY_CALLBACK,
781 #ifdef USE_LIBRETRO_VFS
782 vfs_iface_info.required_interface_version = 1;
783 vfs_iface_info.iface = NULL;
784 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
785 filestream_vfs_init(&vfs_iface_info);
789 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
790 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
791 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
792 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
793 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
795 unsigned retro_api_version(void)
797 return RETRO_API_VERSION;
800 static void update_multitap(void)
802 struct retro_variable var = { 0 };
808 var.key = "pcsx_rearmed_multitap";
809 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
811 if (strcmp(var.value, "port 1") == 0)
813 else if (strcmp(var.value, "port 2") == 0)
815 else if (strcmp(var.value, "ports 1 and 2") == 0)
823 void retro_set_controller_port_device(unsigned port, unsigned device)
825 if (port >= PORTS_NUMBER)
830 case RETRO_DEVICE_JOYPAD:
831 case RETRO_DEVICE_PSE_STANDARD:
832 in_type[port] = PSE_PAD_TYPE_STANDARD;
834 case RETRO_DEVICE_PSE_ANALOG:
835 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
837 case RETRO_DEVICE_PSE_DUALSHOCK:
838 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
840 case RETRO_DEVICE_PSE_MOUSE:
841 in_type[port] = PSE_PAD_TYPE_MOUSE;
843 case RETRO_DEVICE_PSE_NEGCON:
844 in_type[port] = PSE_PAD_TYPE_NEGCON;
846 case RETRO_DEVICE_PSE_GUNCON:
847 in_type[port] = PSE_PAD_TYPE_GUNCON;
849 case RETRO_DEVICE_NONE:
851 in_type[port] = PSE_PAD_TYPE_NONE;
855 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
858 void retro_get_system_info(struct retro_system_info *info)
861 #define GIT_VERSION ""
863 memset(info, 0, sizeof(*info));
864 info->library_name = "PCSX-ReARMed";
865 info->library_version = "r23l" GIT_VERSION;
866 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd|iso|exe";
867 info->need_fullpath = true;
870 void retro_get_system_av_info(struct retro_system_av_info *info)
872 unsigned geom_height = vout_height > 0 ? vout_height : 240;
873 unsigned geom_width = vout_width > 0 ? vout_width : 320;
875 memset(info, 0, sizeof(*info));
876 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
877 info->timing.sample_rate = 44100.0;
878 info->geometry.base_width = geom_width;
879 info->geometry.base_height = geom_height;
880 info->geometry.max_width = VOUT_MAX_WIDTH;
881 info->geometry.max_height = VOUT_MAX_HEIGHT;
882 info->geometry.aspect_ratio = 4.0 / 3.0;
886 size_t retro_serialize_size(void)
888 // it's currently 4380651-4397047 bytes,
889 // but have some reserved for future
900 static void *save_open(const char *name, const char *mode)
904 if (name == NULL || mode == NULL)
907 fp = malloc(sizeof(*fp));
911 fp->buf = (char *)name;
913 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
918 static int save_read(void *file, void *buf, u32 len)
920 struct save_fp *fp = file;
921 if (fp == NULL || buf == NULL)
924 memcpy(buf, fp->buf + fp->pos, len);
929 static int save_write(void *file, const void *buf, u32 len)
931 struct save_fp *fp = file;
932 if (fp == NULL || buf == NULL)
935 memcpy(fp->buf + fp->pos, buf, len);
940 static long save_seek(void *file, long offs, int whence)
942 struct save_fp *fp = file;
959 static void save_close(void *file)
961 struct save_fp *fp = file;
962 size_t r_size = retro_serialize_size();
966 if (fp->pos > r_size)
967 SysPrintf("ERROR: save buffer overflow detected\n");
968 else if (fp->is_write && fp->pos < r_size)
969 // make sure we don't save trash in leftover space
970 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
974 bool retro_serialize(void *data, size_t size)
976 int ret = SaveState(data);
977 return ret == 0 ? true : false;
980 bool retro_unserialize(const void *data, size_t size)
982 int ret = LoadState(data);
983 return ret == 0 ? true : false;
987 void retro_cheat_reset(void)
992 void retro_cheat_set(unsigned index, bool enabled, const char *code)
997 // cheat funcs are destructive, need a copy...
1002 //Prepare buffered cheat for PCSX's AddCheat fucntion.
1009 if (++nonhexdec % 2)
1021 if (index < NumCheats)
1022 ret = EditCheat(index, "", buf);
1024 ret = AddCheat("", buf);
1028 SysPrintf("Failed to set cheat %#u\n", index);
1029 else if (index < NumCheats)
1030 Cheats[index].Enabled = enabled;
1034 // just in case, maybe a win-rt port in the future?
1042 #define PATH_MAX 4096
1045 /* multidisk support */
1046 static unsigned int disk_initial_index;
1047 static char disk_initial_path[PATH_MAX];
1048 static bool disk_ejected;
1049 static unsigned int disk_current_index;
1050 static unsigned int disk_count;
1051 static struct disks_state
1055 int internal_index; // for multidisk eboots
1058 static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
1060 const char *base = NULL;
1062 if (!disk_path || (*disk_path == '\0'))
1065 base = strrchr(disk_path, SLASH);
1072 strncpy(disk_label, base, len - 1);
1073 disk_label[len - 1] = '\0';
1075 char *ext = strrchr(disk_label, '.');
1080 static void disk_init(void)
1084 disk_ejected = false;
1085 disk_current_index = 0;
1088 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
1090 if (disks[i].fname != NULL)
1092 free(disks[i].fname);
1093 disks[i].fname = NULL;
1095 if (disks[i].flabel != NULL)
1097 free(disks[i].flabel);
1098 disks[i].flabel = NULL;
1100 disks[i].internal_index = 0;
1104 static bool disk_set_eject_state(bool ejected)
1107 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
1110 disk_ejected = ejected;
1114 static bool disk_get_eject_state(void)
1116 /* can't be controlled by emulated software */
1117 return disk_ejected;
1120 static unsigned int disk_get_image_index(void)
1122 return disk_current_index;
1125 static bool disk_set_image_index(unsigned int index)
1127 if (index >= sizeof(disks) / sizeof(disks[0]))
1131 CdromLabel[0] = '\0';
1133 if (disks[index].fname == NULL)
1135 SysPrintf("missing disk #%u\n", index);
1138 // RetroArch specifies "no disk" with index == count,
1139 // so don't fail here..
1140 disk_current_index = index;
1144 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
1145 disks[index].fname, disks[index].internal_index);
1147 cdrIsoMultidiskSelect = disks[index].internal_index;
1148 set_cd_image(disks[index].fname);
1149 if (ReloadCdromPlugin() < 0)
1151 SysPrintf("failed to load cdr plugin\n");
1156 SysPrintf("failed to open cdr plugin\n");
1162 SetCdOpenCaseTime(time(NULL) + 2);
1166 disk_current_index = index;
1170 static unsigned int disk_get_num_images(void)
1175 static bool disk_replace_image_index(unsigned index,
1176 const struct retro_game_info *info)
1178 char *old_fname = NULL;
1179 char *old_flabel = NULL;
1182 if (index >= sizeof(disks) / sizeof(disks[0]))
1185 old_fname = disks[index].fname;
1186 old_flabel = disks[index].flabel;
1188 disks[index].fname = NULL;
1189 disks[index].flabel = NULL;
1190 disks[index].internal_index = 0;
1194 char disk_label[PATH_MAX];
1195 disk_label[0] = '\0';
1197 disks[index].fname = strdup(info->path);
1199 get_disk_label(disk_label, info->path, PATH_MAX);
1200 disks[index].flabel = strdup(disk_label);
1202 if (index == disk_current_index)
1203 ret = disk_set_image_index(index);
1206 if (old_fname != NULL)
1209 if (old_flabel != NULL)
1215 static bool disk_add_image_index(void)
1217 if (disk_count >= 8)
1224 static bool disk_set_initial_image(unsigned index, const char *path)
1226 if (index >= sizeof(disks) / sizeof(disks[0]))
1229 if (!path || (*path == '\0'))
1232 disk_initial_index = index;
1234 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1235 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1240 static bool disk_get_image_path(unsigned index, char *path, size_t len)
1242 const char *fname = NULL;
1247 if (index >= sizeof(disks) / sizeof(disks[0]))
1250 fname = disks[index].fname;
1252 if (!fname || (*fname == '\0'))
1255 strncpy(path, fname, len - 1);
1256 path[len - 1] = '\0';
1261 static bool disk_get_image_label(unsigned index, char *label, size_t len)
1263 const char *flabel = NULL;
1268 if (index >= sizeof(disks) / sizeof(disks[0]))
1271 flabel = disks[index].flabel;
1273 if (!flabel || (*flabel == '\0'))
1276 strncpy(label, flabel, len - 1);
1277 label[len - 1] = '\0';
1282 static struct retro_disk_control_callback disk_control = {
1283 .set_eject_state = disk_set_eject_state,
1284 .get_eject_state = disk_get_eject_state,
1285 .get_image_index = disk_get_image_index,
1286 .set_image_index = disk_set_image_index,
1287 .get_num_images = disk_get_num_images,
1288 .replace_image_index = disk_replace_image_index,
1289 .add_image_index = disk_add_image_index,
1292 static struct retro_disk_control_ext_callback disk_control_ext = {
1293 .set_eject_state = disk_set_eject_state,
1294 .get_eject_state = disk_get_eject_state,
1295 .get_image_index = disk_get_image_index,
1296 .set_image_index = disk_set_image_index,
1297 .get_num_images = disk_get_num_images,
1298 .replace_image_index = disk_replace_image_index,
1299 .add_image_index = disk_add_image_index,
1300 .set_initial_image = disk_set_initial_image,
1301 .get_image_path = disk_get_image_path,
1302 .get_image_label = disk_get_image_label,
1305 static char base_dir[1024];
1307 static bool read_m3u(const char *file)
1310 char name[PATH_MAX];
1311 FILE *fp = fopen(file, "r");
1315 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
1319 char *carrige_return = strchr(line, '\r');
1321 *carrige_return = '\0';
1322 char *newline = strchr(line, '\n');
1326 if (line[0] != '\0')
1328 char disk_label[PATH_MAX];
1329 disk_label[0] = '\0';
1331 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1332 disks[disk_count].fname = strdup(name);
1334 get_disk_label(disk_label, name, PATH_MAX);
1335 disks[disk_count].flabel = strdup(disk_label);
1342 return (disk_count != 0);
1345 static void extract_directory(char *buf, const char *path, size_t size)
1348 strncpy(buf, path, size - 1);
1349 buf[size - 1] = '\0';
1351 base = strrchr(buf, '/');
1353 base = strrchr(buf, '\\');
1364 #if defined(__QNX__) || defined(_WIN32)
1365 /* Blackberry QNX doesn't have strcasestr */
1368 * Find the first occurrence of find in s, ignore case.
1371 strcasestr(const char *s, const char *find)
1376 if ((c = *find++) != 0)
1378 c = tolower((unsigned char)c);
1384 if ((sc = *s++) == 0)
1386 } while ((char)tolower((unsigned char)sc) != c);
1387 } while (strncasecmp(s, find, len) != 0);
1394 static void set_retro_memmap(void)
1397 struct retro_memory_map retromap = { 0 };
1398 struct retro_memory_descriptor mmap = {
1399 0, psxM, 0, 0, 0, 0, 0x200000
1402 retromap.descriptors = &mmap;
1403 retromap.num_descriptors = 1;
1405 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1409 static void retro_audio_buff_status_cb(
1410 bool active, unsigned occupancy, bool underrun_likely)
1412 retro_audio_buff_active = active;
1413 retro_audio_buff_occupancy = occupancy;
1414 retro_audio_buff_underrun = underrun_likely;
1417 static void retro_set_audio_buff_status_cb(void)
1419 if (frameskip_type == FRAMESKIP_NONE)
1421 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1422 retro_audio_latency = 0;
1426 bool calculate_audio_latency = true;
1428 if (frameskip_type == FRAMESKIP_FIXED_INTERVAL)
1429 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1432 struct retro_audio_buffer_status_callback buf_status_cb;
1433 buf_status_cb.callback = retro_audio_buff_status_cb;
1434 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1437 retro_audio_buff_active = false;
1438 retro_audio_buff_occupancy = 0;
1439 retro_audio_buff_underrun = false;
1440 retro_audio_latency = 0;
1441 calculate_audio_latency = false;
1445 if (calculate_audio_latency)
1447 /* Frameskip is enabled - increase frontend
1448 * audio latency to minimise potential
1449 * buffer underruns */
1450 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1452 /* Set latency to 6x current frame time... */
1453 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1455 /* ...then round up to nearest multiple of 32 */
1456 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1460 update_audio_latency = true;
1461 frameskip_counter = 0;
1464 static void update_variables(bool in_flight);
1465 bool retro_load_game(const struct retro_game_info *info)
1468 unsigned int cd_index = 0;
1469 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1470 bool is_exe = (strcasestr(info->path, ".exe") != NULL);
1473 struct retro_input_descriptor desc[] = {
1474 #define JOYP(port) \
1475 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1476 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1477 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1478 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1479 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1480 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1481 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1482 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1483 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1484 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1485 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1486 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1487 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1488 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1489 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1490 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1491 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1492 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1493 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1494 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" }, \
1495 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER, "Gun Trigger" }, \
1496 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD, "Gun Reload" }, \
1497 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A, "Gun Aux A" }, \
1498 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B, "Gun Aux B" },
1514 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1516 #ifdef FRONTEND_SUPPORTS_RGB565
1517 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1518 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
1520 SysPrintf("RGB565 supported, using it\n");
1524 if (info == NULL || info->path == NULL)
1526 SysPrintf("info->path required\n");
1530 update_variables(false);
1540 extract_directory(base_dir, info->path, sizeof(base_dir));
1544 if (!read_m3u(info->path))
1546 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1552 char disk_label[PATH_MAX];
1553 disk_label[0] = '\0';
1556 disks[0].fname = strdup(info->path);
1558 get_disk_label(disk_label, info->path, PATH_MAX);
1559 disks[0].flabel = strdup(disk_label);
1562 /* If this is an M3U file, attempt to set the
1563 * initial disk image */
1564 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
1566 const char *fname = disks[disk_initial_index].fname;
1568 if (fname && (*fname != '\0'))
1569 if (strcmp(disk_initial_path, fname) == 0)
1570 cd_index = disk_initial_index;
1573 set_cd_image(disks[cd_index].fname);
1574 disk_current_index = cd_index;
1576 /* have to reload after set_cd_image for correct cdr plugin */
1577 if (LoadPlugins() == -1)
1579 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1586 if (OpenPlugins() == -1)
1588 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1592 /* Handle multi-disk images (i.e. PBP)
1593 * > Cannot do this until after OpenPlugins() is
1594 * called (since this sets the value of
1595 * cdrIsoMultidiskCount) */
1596 if (!is_m3u && (cdrIsoMultidiskCount > 1))
1598 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
1600 /* Small annoyance: We need to change the label
1601 * of disk 0, so have to clear existing entries */
1602 if (disks[0].fname != NULL)
1603 free(disks[0].fname);
1604 disks[0].fname = NULL;
1606 if (disks[0].flabel != NULL)
1607 free(disks[0].flabel);
1608 disks[0].flabel = NULL;
1610 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
1612 char disk_name[PATH_MAX - 16] = { 0 };
1613 char disk_label[PATH_MAX] = { 0 };
1615 disks[i].fname = strdup(info->path);
1617 get_disk_label(disk_name, info->path, sizeof(disk_name));
1618 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
1619 disks[i].flabel = strdup(disk_label);
1621 disks[i].internal_index = i;
1624 /* This is not an M3U file, so initial disk
1625 * image has not yet been set - attempt to
1627 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
1629 const char *fname = disks[disk_initial_index].fname;
1631 if (fname && (*fname != '\0'))
1632 if (strcmp(disk_initial_path, fname) == 0)
1633 cd_index = disk_initial_index;
1639 CdromLabel[0] = '\0';
1641 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
1642 disk_current_index = cd_index;
1643 set_cd_image(disks[cd_index].fname);
1645 if (ReloadCdromPlugin() < 0)
1647 log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
1652 log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
1658 /* set ports to use "standard controller" initially */
1659 for (i = 0; i < 8; ++i)
1660 in_type[i] = PSE_PAD_TYPE_STANDARD;
1662 plugin_call_rearmed_cbs();
1663 /* dfinput_activate(); */
1665 if (!is_exe && CheckCdrom() == -1)
1667 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1674 ret = Load(info->path);
1679 log_cb(RETRO_LOG_INFO, "could not load %s (%d)\n", is_exe ? "exe" : "CD", ret);
1685 retro_set_audio_buff_status_cb();
1690 unsigned retro_get_region(void)
1692 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
1695 void *retro_get_memory_data(unsigned id)
1697 if (id == RETRO_MEMORY_SAVE_RAM)
1699 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1705 size_t retro_get_memory_size(unsigned id)
1707 if (id == RETRO_MEMORY_SAVE_RAM)
1709 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1715 void retro_reset(void)
1717 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1722 static const unsigned short retro_psx_map[] = {
1723 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1724 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1725 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1726 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1727 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1728 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1729 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1730 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1731 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1732 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1733 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1734 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1735 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1736 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1737 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1738 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1740 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1742 //Percentage distance of screen to adjust
1743 static int GunconAdjustX = 0;
1744 static int GunconAdjustY = 0;
1746 //Used when out by a percentage
1747 static float GunconAdjustRatioX = 1;
1748 static float GunconAdjustRatioY = 1;
1750 static void update_variables(bool in_flight)
1752 struct retro_variable var;
1754 // Always enable GPU_PEOPS_OLD_FRAME_SKIP flag
1755 // (this is set in standalone, with no option
1757 int gpu_peops_fix = GPU_PEOPS_OLD_FRAME_SKIP;
1759 frameskip_type_t prev_frameskip_type;
1762 var.key = "pcsx_rearmed_frameskip_type";
1764 prev_frameskip_type = frameskip_type;
1765 frameskip_type = FRAMESKIP_NONE;
1766 pl_rearmed_cbs.frameskip = 0;
1768 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1770 if (strcmp(var.value, "auto") == 0)
1771 frameskip_type = FRAMESKIP_AUTO;
1772 if (strcmp(var.value, "auto_threshold") == 0)
1773 frameskip_type = FRAMESKIP_AUTO_THRESHOLD;
1774 if (strcmp(var.value, "fixed_interval") == 0)
1775 frameskip_type = FRAMESKIP_FIXED_INTERVAL;
1778 if (frameskip_type != 0)
1779 pl_rearmed_cbs.frameskip = -1;
1782 var.key = "pcsx_rearmed_frameskip_threshold";
1783 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1785 frameskip_threshold = strtol(var.value, NULL, 10);
1789 var.key = "pcsx_rearmed_frameskip_interval";
1790 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1792 frameskip_interval = strtol(var.value, NULL, 10);
1796 var.key = "pcsx_rearmed_region";
1797 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1800 if (strcmp(var.value, "auto") == 0)
1802 else if (strcmp(var.value, "NTSC") == 0)
1804 else if (strcmp(var.value, "PAL") == 0)
1811 var.key = "pcsx_rearmed_negcon_deadzone";
1812 negcon_deadzone = 0;
1813 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1815 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1819 var.key = "pcsx_rearmed_negcon_response";
1820 negcon_linearity = 1;
1821 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1823 if (strcmp(var.value, "quadratic") == 0)
1825 negcon_linearity = 2;
1827 else if (strcmp(var.value, "cubic") == 0)
1829 negcon_linearity = 3;
1834 var.key = "pcsx_rearmed_analog_axis_modifier";
1835 axis_bounds_modifier = true;
1836 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1838 if (strcmp(var.value, "square") == 0)
1840 axis_bounds_modifier = true;
1842 else if (strcmp(var.value, "circle") == 0)
1844 axis_bounds_modifier = false;
1849 var.key = "pcsx_rearmed_vibration";
1851 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1853 if (strcmp(var.value, "disabled") == 0)
1854 in_enable_vibration = 0;
1855 else if (strcmp(var.value, "enabled") == 0)
1856 in_enable_vibration = 1;
1860 var.key = "pcsx_rearmed_dithering";
1862 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1864 if (strcmp(var.value, "disabled") == 0)
1866 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1867 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1868 pl_rearmed_cbs.gpu_unai.dithering = 0;
1870 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1873 else if (strcmp(var.value, "enabled") == 0)
1875 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1876 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1877 pl_rearmed_cbs.gpu_unai.dithering = 1;
1879 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1886 var.key = "pcsx_rearmed_neon_interlace_enable_v2";
1888 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1890 if (strcmp(var.value, "disabled") == 0)
1891 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1892 else if (strcmp(var.value, "enabled") == 0)
1893 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1895 pl_rearmed_cbs.gpu_neon.allow_interlace = 2;
1899 var.key = "pcsx_rearmed_neon_enhancement_enable";
1901 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1903 if (strcmp(var.value, "disabled") == 0)
1904 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1905 else if (strcmp(var.value, "enabled") == 0)
1906 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1910 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1912 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1914 if (strcmp(var.value, "disabled") == 0)
1915 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1916 else if (strcmp(var.value, "enabled") == 0)
1917 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1922 var.key = "pcsx_rearmed_duping_enable";
1924 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1926 if (strcmp(var.value, "disabled") == 0)
1927 duping_enable = false;
1928 else if (strcmp(var.value, "enabled") == 0)
1929 duping_enable = true;
1933 var.key = "pcsx_rearmed_display_internal_fps";
1935 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1937 if (strcmp(var.value, "disabled") == 0)
1938 display_internal_fps = false;
1939 else if (strcmp(var.value, "enabled") == 0)
1940 display_internal_fps = true;
1944 // CPU emulation related config
1947 var.key = "pcsx_rearmed_drc";
1949 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
1950 var.value = "enabled";
1953 R3000Acpu *prev_cpu = psxCpu;
1957 Config.Cpu = CPU_INTERPRETER;
1960 if (strcmp(var.value, "disabled") == 0)
1961 Config.Cpu = CPU_INTERPRETER;
1962 else if (strcmp(var.value, "enabled") == 0)
1963 Config.Cpu = CPU_DYNAREC;
1965 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1966 if (psxCpu != prev_cpu)
1968 prev_cpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL);
1969 prev_cpu->Shutdown();
1972 psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL);
1975 #endif /* !DRC_DISABLE */
1978 var.key = "pcsx_rearmed_psxclock";
1979 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1981 int psxclock = atoi(var.value);
1982 Config.cycle_multiplier = 10000 / psxclock;
1985 #if !defined(DRC_DISABLE) && !defined(LIGHTREC)
1987 var.key = "pcsx_rearmed_nosmccheck";
1988 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1990 if (strcmp(var.value, "enabled") == 0)
1991 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
1993 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
1997 var.key = "pcsx_rearmed_gteregsunneeded";
1998 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2000 if (strcmp(var.value, "enabled") == 0)
2001 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2003 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2007 var.key = "pcsx_rearmed_nogteflags";
2008 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2010 if (strcmp(var.value, "enabled") == 0)
2011 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2013 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2017 var.key = "pcsx_rearmed_nocompathacks";
2018 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2020 if (strcmp(var.value, "enabled") == 0)
2021 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2023 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2025 #endif /* !DRC_DISABLE && !LIGHTREC */
2028 var.key = "pcsx_rearmed_nostalls";
2029 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2031 if (strcmp(var.value, "enabled") == 0)
2032 Config.DisableStalls = 1;
2034 Config.DisableStalls = 0;
2038 var.key = "pcsx_rearmed_icache_emulation";
2039 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2041 if (strcmp(var.value, "disabled") == 0)
2042 Config.icache_emulation = 0;
2043 else if (strcmp(var.value, "enabled") == 0)
2044 Config.icache_emulation = 1;
2048 var.key = "pcsx_rearmed_exception_emulation";
2049 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2051 if (strcmp(var.value, "enabled") == 0)
2052 Config.PreciseExceptions = 1;
2054 Config.PreciseExceptions = 0;
2057 psxCpu->ApplyConfig();
2059 // end of CPU emu config
2063 var.key = "pcsx_rearmed_spu_reverb";
2065 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2067 if (strcmp(var.value, "disabled") == 0)
2068 spu_config.iUseReverb = false;
2069 else if (strcmp(var.value, "enabled") == 0)
2070 spu_config.iUseReverb = true;
2074 var.key = "pcsx_rearmed_spu_interpolation";
2076 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2078 if (strcmp(var.value, "simple") == 0)
2079 spu_config.iUseInterpolation = 1;
2080 else if (strcmp(var.value, "gaussian") == 0)
2081 spu_config.iUseInterpolation = 2;
2082 else if (strcmp(var.value, "cubic") == 0)
2083 spu_config.iUseInterpolation = 3;
2084 else if (strcmp(var.value, "off") == 0)
2085 spu_config.iUseInterpolation = 0;
2089 var.key = "pcsx_rearmed_spu_thread";
2090 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2092 if (strcmp(var.value, "enabled") == 0)
2093 spu_config.iUseThread = 1;
2095 spu_config.iUseThread = 0;
2098 if (P_HAVE_PTHREAD) {
2100 var.key = "pcsx_rearmed_async_cd";
2101 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2103 if (strcmp(var.value, "async") == 0)
2106 Config.CHD_Precache = 0;
2108 else if (strcmp(var.value, "sync") == 0)
2111 Config.CHD_Precache = 0;
2113 else if (strcmp(var.value, "precache") == 0)
2116 Config.CHD_Precache = 1;
2122 var.key = "pcsx_rearmed_noxadecoding";
2123 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2125 if (strcmp(var.value, "disabled") == 0)
2132 var.key = "pcsx_rearmed_nocdaudio";
2133 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2135 if (strcmp(var.value, "disabled") == 0)
2142 var.key = "pcsx_rearmed_gpu_slow_llists";
2143 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2145 if (strcmp(var.value, "disabled") == 0)
2146 Config.GpuListWalking = 0;
2147 else if (strcmp(var.value, "enabled") == 0)
2148 Config.GpuListWalking = 1;
2150 Config.GpuListWalking = -1;
2154 var.key = "pcsx_rearmed_screen_centering";
2155 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2157 if (strcmp(var.value, "game") == 0)
2158 pl_rearmed_cbs.screen_centering_type = 1;
2159 else if (strcmp(var.value, "manual") == 0)
2160 pl_rearmed_cbs.screen_centering_type = 2;
2162 pl_rearmed_cbs.screen_centering_type = 0;
2166 var.key = "pcsx_rearmed_screen_centering_x";
2167 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2169 pl_rearmed_cbs.screen_centering_x = atoi(var.value);
2173 var.key = "pcsx_rearmed_screen_centering_y";
2174 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2176 pl_rearmed_cbs.screen_centering_y = atoi(var.value);
2179 #ifdef THREAD_RENDERING
2180 var.key = "pcsx_rearmed_gpu_thread_rendering";
2183 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2185 if (strcmp(var.value, "disabled") == 0)
2186 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
2187 else if (strcmp(var.value, "sync") == 0)
2188 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
2189 else if (strcmp(var.value, "async") == 0)
2190 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
2196 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
2198 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2200 if (strcmp(var.value, "enabled") == 0)
2201 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
2205 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
2207 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2209 if (strcmp(var.value, "enabled") == 0)
2210 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
2214 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
2216 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2218 if (strcmp(var.value, "enabled") == 0)
2219 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
2223 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
2225 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2227 if (strcmp(var.value, "enabled") == 0)
2228 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
2232 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
2234 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2236 if (strcmp(var.value, "enabled") == 0)
2237 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
2241 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
2243 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2245 if (strcmp(var.value, "enabled") == 0)
2246 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
2250 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
2252 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2254 if (strcmp(var.value, "enabled") == 0)
2255 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
2259 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
2261 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2263 if (strcmp(var.value, "enabled") == 0)
2264 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
2267 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
2268 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
2272 /* Note: This used to be an option, but it only works
2273 * (correctly) when running high resolution games
2274 * (480i, 512i) and has been obsoleted by
2275 * pcsx_rearmed_gpu_unai_scale_hires */
2276 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2277 /* Note: This used to be an option, but it has no
2278 * discernable effect and has been obsoleted by
2279 * pcsx_rearmed_gpu_unai_scale_hires */
2280 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2282 var.key = "pcsx_rearmed_gpu_unai_lighting";
2285 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2287 if (strcmp(var.value, "disabled") == 0)
2288 pl_rearmed_cbs.gpu_unai.lighting = 0;
2289 else if (strcmp(var.value, "enabled") == 0)
2290 pl_rearmed_cbs.gpu_unai.lighting = 1;
2293 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2296 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2298 if (strcmp(var.value, "disabled") == 0)
2299 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2300 else if (strcmp(var.value, "enabled") == 0)
2301 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2304 var.key = "pcsx_rearmed_gpu_unai_blending";
2307 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2309 if (strcmp(var.value, "disabled") == 0)
2310 pl_rearmed_cbs.gpu_unai.blending = 0;
2311 else if (strcmp(var.value, "enabled") == 0)
2312 pl_rearmed_cbs.gpu_unai.blending = 1;
2315 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2318 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2320 if (strcmp(var.value, "disabled") == 0)
2321 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2322 else if (strcmp(var.value, "enabled") == 0)
2323 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2327 //This adjustment process gives the user the ability to manually align the mouse up better
2328 //with where the shots are in the emulator.
2331 var.key = "pcsx_rearmed_gunconadjustx";
2333 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2335 GunconAdjustX = atoi(var.value);
2339 var.key = "pcsx_rearmed_gunconadjusty";
2341 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2343 GunconAdjustY = atoi(var.value);
2347 var.key = "pcsx_rearmed_gunconadjustratiox";
2349 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2351 GunconAdjustRatioX = atof(var.value);
2355 var.key = "pcsx_rearmed_gunconadjustratioy";
2357 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2359 GunconAdjustRatioY = atof(var.value);
2363 var.key = "pcsx_rearmed_input_sensitivity";
2364 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2366 mouse_sensitivity = atof(var.value);
2371 // inform core things about possible config changes
2372 plugin_call_rearmed_cbs();
2374 if (GPU_open != NULL && GPU_close != NULL)
2377 GPU_open(&gpuDisp, "PCSX", NULL);
2380 /* Reinitialise frameskipping, if required */
2381 if (((frameskip_type != prev_frameskip_type)))
2382 retro_set_audio_buff_status_cb();
2384 /* dfinput_activate(); */
2390 //bootlogo display hack
2394 var.key = "pcsx_rearmed_show_bios_bootlogo";
2395 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2397 Config.SlowBoot = 0;
2399 if (strcmp(var.value, "enabled") == 0)
2401 Config.SlowBoot = 1;
2408 update_option_visibility();
2411 // Taken from beetle-psx-libretro
2412 static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
2414 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2415 // feature (or pre-date it) so we need to handle this in a graceful way.
2417 // First, try and get an analog value using the new libretro API constant
2418 uint16_t button = input_state_cb(player_index,
2419 RETRO_DEVICE_ANALOG,
2420 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2422 button = MIN(button / 128, 255);
2426 // If we got exactly zero, we're either not pressing the button, or the front-end
2427 // is not reporting analog values. We need to do a second check using the classic
2428 // digital API method, to at least get some response - better than nothing.
2430 // NOTE: If we're really just not holding the button, we're still going to get zero.
2432 button = (ret & (1 << id)) ? 255 : 0;
2438 unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
2440 float modifier_axis_range = 0;
2444 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
2445 if (modifier_axis_range < 0)
2447 modifier_axis_range = 0;
2449 else if (modifier_axis_range > 255)
2451 modifier_axis_range = 255;
2456 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
2459 return modifier_axis_range;
2462 static void update_input_guncon(int port, int ret)
2465 //Core option for cursors for both players
2466 //Separate pointer and lightgun control types
2468 //Mouse range is -32767 -> 32767
2470 //Use the left analog stick field to store the absolute coordinates
2471 //Fix cursor to top-left when gun is detected as "offscreen"
2472 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN) || input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD))
2474 in_analog_left[port][0] = -32767;
2475 in_analog_left[port][1] = -32767;
2479 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
2480 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
2482 in_analog_left[port][0] = (gunx * GunconAdjustRatioX) + (GunconAdjustX * 655);
2483 in_analog_left[port][1] = (guny * GunconAdjustRatioY) + (GunconAdjustY * 655);
2486 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
2489 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER) || input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD))
2490 in_keystate[port] |= (1 << DKEY_CIRCLE);
2493 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
2494 in_keystate[port] |= (1 << DKEY_START);
2497 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B))
2498 in_keystate[port] |= (1 << DKEY_CROSS);
2502 static void update_input_negcon(int port, int ret)
2508 float negcon_twist_amplitude;
2510 // Query digital inputs
2513 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
2514 in_keystate[port] |= (1 << DKEY_UP);
2516 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
2517 in_keystate[port] |= (1 << DKEY_RIGHT);
2519 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
2520 in_keystate[port] |= (1 << DKEY_DOWN);
2522 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
2523 in_keystate[port] |= (1 << DKEY_LEFT);
2525 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
2526 in_keystate[port] |= (1 << DKEY_START);
2528 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
2529 in_keystate[port] |= (1 << DKEY_CIRCLE);
2531 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
2532 in_keystate[port] |= (1 << DKEY_TRIANGLE);
2533 // > neGcon R shoulder (digital)
2534 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
2535 in_keystate[port] |= (1 << DKEY_R1);
2536 // Query analog inputs
2538 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2539 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
2540 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
2541 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
2542 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
2543 // So we just have to map in_analog_left/right to more
2544 // appropriate inputs...
2547 // >> Get raw analog stick value and account for deadzone
2548 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
2549 if (lsx > negcon_deadzone)
2550 lsx = lsx - negcon_deadzone;
2551 else if (lsx < -negcon_deadzone)
2552 lsx = lsx + negcon_deadzone;
2555 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2556 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
2557 if (negcon_linearity == 2)
2559 if (negcon_twist_amplitude < 0.0)
2560 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
2562 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
2564 else if (negcon_linearity == 3)
2565 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
2566 // >> Convert to final 'in_analog' integer value [0,255]
2567 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
2569 // >> Handle right analog stick vertical axis mapping...
2570 // - Up (-Y) == accelerate == neGcon I
2571 // - Down (+Y) == brake == neGcon II
2574 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2577 // Account for deadzone
2578 // (Note: have never encountered a gamepad with significant differences
2579 // in deadzone between left/right analog sticks, so use the regular 'twist'
2581 if (rsy > negcon_deadzone)
2582 rsy = rsy - negcon_deadzone;
2585 // Convert to 'in_analog' integer value [0,255]
2586 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2590 if (rsy < -negcon_deadzone)
2591 rsy = -1 * (rsy + negcon_deadzone);
2594 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2597 in_analog_right[port][1] = MAX(
2599 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
2600 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
2603 in_analog_left[port][0] = MAX(
2605 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
2606 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
2609 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
2612 static void update_input_mouse(int port, int ret)
2614 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
2615 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
2617 int x = (int)roundf(raw_x * mouse_sensitivity);
2618 int y = (int)roundf(raw_y * mouse_sensitivity);
2620 if (x > 127) x = 127;
2621 else if (x < -128) x = -128;
2623 if (y > 127) y = 127;
2624 else if (y < -128) y = -128;
2626 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
2627 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
2629 /* left mouse button state */
2630 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2631 in_keystate[port] |= 1 << 11;
2633 /* right mouse button state */
2634 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2635 in_keystate[port] |= 1 << 10;
2638 static void update_input(void)
2640 // reset all keystate, query libretro for keystate
2644 for (i = 0; i < PORTS_NUMBER; i++)
2647 int type = in_type[i];
2651 if (type == PSE_PAD_TYPE_NONE)
2654 if (libretro_supports_bitmasks)
2655 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
2658 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
2660 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
2667 case PSE_PAD_TYPE_GUNCON:
2668 update_input_guncon(i, ret);
2670 case PSE_PAD_TYPE_NEGCON:
2671 update_input_negcon(i, ret);
2673 case PSE_PAD_TYPE_MOUSE:
2674 update_input_mouse(i, ret);
2677 // Query digital inputs
2678 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2680 in_keystate[i] |= retro_psx_map[j];
2682 // Query analog inputs
2683 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
2685 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);
2686 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);
2687 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);
2688 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);
2694 static void print_internal_fps(void)
2696 if (display_internal_fps)
2700 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
2702 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
2704 const char *strc = (const char *)str;
2708 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
2710 pl_rearmed_cbs.flip_cnt = 0;
2712 if (msg_interface_version >= 1)
2714 struct retro_message_ext msg = {
2719 RETRO_MESSAGE_TARGET_OSD,
2720 RETRO_MESSAGE_TYPE_STATUS,
2723 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2727 struct retro_message msg = {
2731 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2739 void retro_run(void)
2741 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
2750 print_internal_fps();
2752 /* Check whether current frame should
2754 pl_rearmed_cbs.fskip_force = 0;
2755 pl_rearmed_cbs.fskip_dirty = 0;
2757 if (frameskip_type != FRAMESKIP_NONE)
2759 bool skip_frame = false;
2761 switch (frameskip_type)
2763 case FRAMESKIP_AUTO:
2764 skip_frame = retro_audio_buff_active && retro_audio_buff_underrun;
2766 case FRAMESKIP_AUTO_THRESHOLD:
2767 skip_frame = retro_audio_buff_active && (retro_audio_buff_occupancy < frameskip_threshold);
2769 case FRAMESKIP_FIXED_INTERVAL:
2776 if (skip_frame && frameskip_counter < frameskip_interval)
2777 pl_rearmed_cbs.fskip_force = 1;
2780 /* If frameskip/timing settings have changed,
2781 * update frontend audio latency
2782 * > Can do this before or after the frameskip
2783 * check, but doing it after means we at least
2784 * retain the current frame's audio output */
2785 if (update_audio_latency)
2787 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
2788 &retro_audio_latency);
2789 update_audio_latency = false;
2796 bool updated = false;
2797 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
2798 update_variables(true);
2803 if (pl_rearmed_cbs.fskip_dirty == 1) {
2804 if (frameskip_counter < frameskip_interval)
2805 frameskip_counter++;
2806 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
2807 frameskip_counter = 0;
2810 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
2811 vout_width, vout_height, vout_width * 2);
2817 static bool try_use_bios(const char *path, bool preferred_only)
2821 FILE *fp = fopen(path, "rb");
2825 fseek(fp, 0, SEEK_END);
2829 name = strrchr(path, SLASH);
2833 if (preferred_only && size != 512 * 1024)
2835 if (size != 512 * 1024 && size != 4 * 1024 * 1024)
2837 if (strstr(name, "unirom"))
2839 // jp bios have an addidional region check
2840 if (preferred_only && (strcasestr(name, "00.") || strcasestr(name, "j.bin")))
2843 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
2848 #include <sys/types.h>
2851 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
2853 static const char *substr_pref[] = { "scph", "ps" };
2854 static const char *substr_alt[] = { "scph", "ps", "openbios" };
2860 dir = opendir(dirpath);
2864 // try to find a "better" bios
2865 while ((ent = readdir(dir)))
2867 for (i = 0; i < sizeof(substr_pref) / sizeof(substr_pref[0]); i++)
2869 const char *substr = substr_pref[i];
2870 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
2872 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
2873 ret = try_use_bios(path, true);
2879 // another pass to look for anything fitting, even ps2 bios
2881 while ((ent = readdir(dir)))
2883 for (i = 0; i < sizeof(substr_alt) / sizeof(substr_alt[0]); i++)
2885 const char *substr = substr_alt[i];
2886 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
2888 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
2889 ret = try_use_bios(path, false);
2901 #define find_any_bios(...) false
2904 static void check_system_specs(void)
2907 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2910 static int init_memcards(void)
2914 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
2915 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2917 // Memcard2 will be handled and is re-enabled if needed using core
2919 // Memcard1 is handled by libretro, doing this will set core to
2920 // skip file io operations for memcard1 like SaveMcd
2921 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2922 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
2923 init_memcard(Mcd1Data);
2924 // Memcard 2 is managed by the emulator on the filesystem,
2925 // There is no need to initialize Mcd2Data like Mcd1Data.
2927 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2929 SysPrintf("Memcard 2: %s\n", var.value);
2930 if (memcmp(var.value, "enabled", 7) == 0)
2932 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
2934 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
2936 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2942 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2943 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2948 SysPrintf("Could not get save directory! Could not create memcard 2.");
2956 static void loadPSXBios(void)
2959 char path[PATH_MAX];
2960 unsigned useHLE = 0;
2962 const char *bios[] = {
2963 "PSXONPSP660", "psxonpsp660",
2964 "SCPH101", "scph101",
2965 "SCPH5501", "scph5501",
2966 "SCPH7001", "scph7001",
2967 "SCPH1001", "scph1001"
2970 struct retro_variable var = {
2971 .key = "pcsx_rearmed_bios",
2977 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2979 if (!strcmp(var.value, "HLE"))
2985 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2988 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2990 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
2992 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2993 found_bios = try_use_bios(path, true);
2999 found_bios = find_any_bios(dir, path, sizeof(path));
3003 SysPrintf("found BIOS file: %s\n", Config.Bios);
3009 const char *msg_str;
3012 msg_str = "BIOS set to \'hle\' in core options - real BIOS will be ignored";
3013 SysPrintf("Using HLE BIOS.\n");
3017 msg_str = "No PlayStation BIOS file found - add for better compatibility";
3018 SysPrintf("No BIOS files found.\n");
3021 if (msg_interface_version >= 1)
3023 struct retro_message_ext msg = {
3028 RETRO_MESSAGE_TARGET_ALL,
3029 RETRO_MESSAGE_TYPE_NOTIFICATION,
3032 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
3036 struct retro_message msg = {
3040 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
3045 void retro_init(void)
3047 unsigned dci_version = 0;
3048 struct retro_rumble_interface rumble;
3051 msg_interface_version = 0;
3052 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
3054 #if defined(__MACH__) && !defined(TVOS)
3055 // magic sauce to make the dynarec work on iOS
3056 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
3060 psxMapHook = pl_3ds_mmap;
3061 psxUnmapHook = pl_3ds_munmap;
3064 if (init_vita_mmap() < 0)
3066 psxMapHook = pl_vita_mmap;
3067 psxUnmapHook = pl_vita_munmap;
3069 ret = emu_core_preinit();
3071 /* emu_core_preinit sets the cpu to dynarec */
3073 Config.Cpu = CPU_INTERPRETER;
3075 ret |= init_memcards();
3077 ret |= emu_core_init();
3080 SysPrintf("PCSX init failed.\n");
3085 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
3086 #elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && P_HAVE_POSIX_MEMALIGN
3087 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
3088 vout_buf = (void *) 0;
3090 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
3093 vout_buf_ptr = vout_buf;
3097 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
3099 disk_initial_index = 0;
3100 disk_initial_path[0] = '\0';
3101 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
3102 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
3104 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
3107 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
3108 rumble_cb = rumble.set_rumble_state;
3110 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
3111 * we have to do this because cache misses and some IO penalties
3112 * are not emulated. Warning: changing this may break compatibility. */
3113 Config.cycle_multiplier = CYCLE_MULT_DEFAULT;
3114 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
3115 Config.cycle_multiplier = 200;
3117 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
3118 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
3119 spu_config.iUseFixedUpdates = 1;
3121 SaveFuncs.open = save_open;
3122 SaveFuncs.read = save_read;
3123 SaveFuncs.write = save_write;
3124 SaveFuncs.seek = save_seek;
3125 SaveFuncs.close = save_close;
3127 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
3128 libretro_supports_bitmasks = true;
3130 check_system_specs();
3133 void retro_deinit(void)
3142 linearFree(vout_buf);
3151 libretro_supports_bitmasks = false;
3152 libretro_supports_option_categories = false;
3154 show_input_settings = true;
3156 show_advanced_gpu_peops_settings = true;
3159 show_advanced_gpu_unai_settings = true;
3162 /* Have to reset disks struct, otherwise
3163 * fnames/flabels will leak memory */
3165 frameskip_type = FRAMESKIP_NONE;
3166 frameskip_threshold = 0;
3167 frameskip_interval = 0;
3168 frameskip_counter = 0;
3169 retro_audio_buff_active = false;
3170 retro_audio_buff_occupancy = 0;
3171 retro_audio_buff_underrun = false;
3172 retro_audio_latency = 0;
3173 update_audio_latency = false;
3177 #include <psp2/kernel/threadmgr.h>
3178 int usleep(unsigned long us)
3180 sceKernelDelayThread(us);
3184 void SysPrintf(const char *fmt, ...)
3189 va_start(list, fmt);
3190 vsprintf(msg, fmt, list);
3194 log_cb(RETRO_LOG_INFO, "%s", msg);
3197 /* Prints debug-level logs */
3198 void SysDLog(const char *fmt, ...)
3203 va_start(list, fmt);
3204 vsprintf(msg, fmt, list);
3208 log_cb(RETRO_LOG_DEBUG, "%s", msg);
3211 // vim:sw=3:ts=3:expandtab