2 * (C) notaz, 2012,2014,2015
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
8 #define _GNU_SOURCE 1 // strcasestr
15 #include <sys/syscall.h>
22 #include "../libpcsxcore/misc.h"
23 #include "../libpcsxcore/psxcounters.h"
24 #include "../libpcsxcore/psxmem_map.h"
25 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
26 #include "../libpcsxcore/cdrom.h"
27 #include "../libpcsxcore/cdriso.h"
28 #include "../libpcsxcore/cheat.h"
29 #include "../libpcsxcore/r3000a.h"
30 #include "../plugins/dfsound/out.h"
31 #include "../plugins/dfsound/spu_config.h"
32 #include "../plugins/dfinput/externals.h"
37 #include "plugin_lib.h"
38 #include "arm_features.h"
42 #include "libretro_core_options.h"
44 #ifdef USE_LIBRETRO_VFS
45 #include <streams/file_stream_transforms.h>
49 #include "3ds/3ds_utils.h"
52 #define PORTS_NUMBER 8
55 #define MIN(a, b) ((a) < (b) ? (a) : (b))
59 #define MAX(a, b) ((a) > (b) ? (a) : (b))
62 #define ISHEXDEC ((buf[cursor] >= '0') && (buf[cursor] <= '9')) || ((buf[cursor] >= 'a') && (buf[cursor] <= 'f')) || ((buf[cursor] >= 'A') && (buf[cursor] <= 'F'))
64 #define INTERNAL_FPS_SAMPLE_PERIOD 64
66 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
67 static int rebootemu = 0;
69 static retro_video_refresh_t video_cb;
70 static retro_input_poll_t input_poll_cb;
71 static retro_input_state_t input_state_cb;
72 static retro_environment_t environ_cb;
73 static retro_audio_sample_batch_t audio_batch_cb;
74 static retro_set_rumble_state_t rumble_cb;
75 static struct retro_log_callback logging;
76 static retro_log_printf_t log_cb;
78 static unsigned msg_interface_version = 0;
80 static void *vout_buf;
81 static void *vout_buf_ptr;
82 static int vout_width, vout_height;
83 static int vout_doffs_old, vout_fb_dirty;
84 static bool vout_can_dupe;
85 static bool duping_enable;
86 static bool found_bios;
87 static bool display_internal_fps = false;
88 static unsigned frame_count = 0;
89 static bool libretro_supports_bitmasks = false;
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, int w, int h)
272 unsigned short *dest = vout_buf_ptr;
273 const unsigned short *src = vram;
274 int dstride = vout_width, h1 = h;
280 memset(vout_buf_ptr, 0, dstride * h * 2);
284 doffs = (vout_height - h) * dstride;
285 doffs += (dstride - w) / 2 & ~1;
286 if (doffs != vout_doffs_old)
289 memset(vout_buf_ptr, 0, dstride * h * 2);
290 vout_doffs_old = doffs;
296 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
297 for (; h1-- > 0; dest += dstride, src += stride)
299 bgr888_to_rgb565(dest, src, w * 3);
304 for (; h1-- > 0; dest += dstride, src += stride)
306 bgr555_to_rgb565(dest, src, w * 2);
311 #ifndef FRONTEND_SUPPORTS_RGB565
312 convert(vout_buf_ptr, vout_width * vout_height * 2);
315 pl_rearmed_cbs.flip_cnt++;
327 psx_map_t custom_psx_maps[] = {
328 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
329 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
330 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
331 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
332 { NULL, 0x12000000, 0x200000, MAP_TAG_VRAM }, // 0x00000000
335 void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
343 psx_map_t *custom_map = custom_psx_maps;
345 for (; custom_map->size; custom_map++)
347 if ((custom_map->size == size) && (custom_map->tag == tag))
349 uint32_t ptr_aligned, tmp;
351 custom_map->buffer = malloc(size + 0x1000);
352 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
354 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
356 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
360 return (void *)custom_map->target_map;
368 void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
374 psx_map_t *custom_map = custom_psx_maps;
376 for (; custom_map->size; custom_map++)
378 if ((custom_map->target_map == (uint32_t)ptr))
380 uint32_t ptr_aligned, tmp;
382 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
384 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
386 free(custom_map->buffer);
387 custom_map->buffer = NULL;
408 psx_map_t custom_psx_maps[] = {
409 { NULL, NULL, 0x210000, MAP_TAG_RAM }, // 0x80000000
410 { NULL, NULL, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
411 { NULL, NULL, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
412 { NULL, NULL, 0x800000, MAP_TAG_LUTS }, // 0x08000000
413 { NULL, NULL, 0x200000, MAP_TAG_VRAM }, // 0x00000000
420 addr = malloc(64 * 1024 * 1024);
423 tmpaddr = ((u32)(addr + 0xFFFFFF)) & ~0xFFFFFF;
424 custom_psx_maps[0].buffer = tmpaddr + 0x2000000;
425 custom_psx_maps[1].buffer = tmpaddr + 0x1800000;
426 custom_psx_maps[2].buffer = tmpaddr + 0x1c00000;
427 custom_psx_maps[3].buffer = tmpaddr + 0x0000000;
428 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
430 for(n = 0; n < 5; n++){
431 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
437 void deinit_vita_mmap()
442 void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
448 psx_map_t *custom_map = custom_psx_maps;
450 for (; custom_map->size; custom_map++)
452 if ((custom_map->size == size) && (custom_map->tag == tag))
454 return custom_map->buffer;
461 void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
465 psx_map_t *custom_map = custom_psx_maps;
467 for (; custom_map->size; custom_map++)
469 if ((custom_map->buffer == ptr))
479 static void *pl_mmap(unsigned int size)
481 return psxMap(0, size, 0, MAP_TAG_VRAM);
484 static void pl_munmap(void *ptr, unsigned int size)
486 psxUnmap(ptr, size, MAP_TAG_VRAM);
489 struct rearmed_cbs pl_rearmed_cbs = {
490 .pl_vout_open = vout_open,
491 .pl_vout_set_mode = vout_set_mode,
492 .pl_vout_flip = vout_flip,
493 .pl_vout_close = vout_close,
496 /* from psxcounters */
497 .gpu_hcnt = &hSyncCount,
498 .gpu_frame_count = &frame_counter,
501 void pl_frame_limit(void)
503 /* called once per frame, make psxCpu->Execute() above return */
507 void pl_timing_prepare(int is_pal)
509 is_pal_mode = is_pal;
512 void plat_trigger_vibrate(int pad, int low, int high)
517 if (in_enable_vibration)
519 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
520 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
524 void pl_update_gun(int *xn, int *yn, int *xres, int *yres, int *in)
529 static void snd_feed(void *buf, int bytes)
531 if (audio_batch_cb != NULL)
532 audio_batch_cb(buf, bytes / 4);
535 void out_register_libretro(struct out_driver *drv)
537 drv->name = "libretro";
538 drv->init = snd_init;
539 drv->finish = snd_finish;
540 drv->busy = snd_busy;
541 drv->feed = snd_feed;
544 #define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
545 #define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
546 #define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
547 #define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
548 #define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
549 #define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
551 static char *get_pse_pad_label[] = {
552 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
555 static const struct retro_controller_description pads[7] =
557 { "standard", RETRO_DEVICE_JOYPAD },
558 { "analog", RETRO_DEVICE_PSE_ANALOG },
559 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
560 { "negcon", RETRO_DEVICE_PSE_NEGCON },
561 { "guncon", RETRO_DEVICE_PSE_GUNCON },
562 { "mouse", RETRO_DEVICE_PSE_MOUSE },
566 static const struct retro_controller_info ports[9] =
581 static bool update_option_visibility(void)
583 struct retro_variable var = {0};
584 struct retro_core_option_display option_display = {0};
585 bool updated = false;
588 /* If frontend supports core option categories
589 * then show/hide core option entries are ignored
590 * and no options should be hidden */
591 if (libretro_supports_option_categories)
594 var.key = "pcsx_rearmed_show_input_settings";
597 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
599 bool show_input_settings_prev =
602 show_input_settings = true;
603 if (strcmp(var.value, "disabled") == 0)
604 show_input_settings = false;
606 if (show_input_settings !=
607 show_input_settings_prev)
609 char input_option[][50] = {
610 "pcsx_rearmed_analog_axis_modifier",
611 "pcsx_rearmed_vibration",
612 "pcsx_rearmed_multitap",
613 "pcsx_rearmed_negcon_deadzone",
614 "pcsx_rearmed_negcon_response",
615 "pcsx_rearmed_input_sensitivity",
616 "pcsx_rearmed_gunconadjustx",
617 "pcsx_rearmed_gunconadjusty",
618 "pcsx_rearmed_gunconadjustratiox",
619 "pcsx_rearmed_gunconadjustratioy"
622 option_display.visible = show_input_settings;
625 i < (sizeof(input_option) /
626 sizeof(input_option[0]));
629 option_display.key = input_option[i];
630 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
638 var.key = "pcsx_rearmed_show_gpu_peops_settings";
641 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
643 bool show_advanced_gpu_peops_settings_prev =
644 show_advanced_gpu_peops_settings;
646 show_advanced_gpu_peops_settings = true;
647 if (strcmp(var.value, "disabled") == 0)
648 show_advanced_gpu_peops_settings = false;
650 if (show_advanced_gpu_peops_settings !=
651 show_advanced_gpu_peops_settings_prev)
654 struct retro_core_option_display option_display;
655 char gpu_peops_option[][45] = {
656 "pcsx_rearmed_gpu_peops_odd_even_bit",
657 "pcsx_rearmed_gpu_peops_expand_screen_width",
658 "pcsx_rearmed_gpu_peops_ignore_brightness",
659 "pcsx_rearmed_gpu_peops_disable_coord_check",
660 "pcsx_rearmed_gpu_peops_lazy_screen_update",
661 "pcsx_rearmed_gpu_peops_repeated_triangles",
662 "pcsx_rearmed_gpu_peops_quads_with_triangles",
663 "pcsx_rearmed_gpu_peops_fake_busy_state"
666 option_display.visible = show_advanced_gpu_peops_settings;
669 i < (sizeof(gpu_peops_option) /
670 sizeof(gpu_peops_option[0]));
673 option_display.key = gpu_peops_option[i];
674 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
683 var.key = "pcsx_rearmed_show_gpu_unai_settings";
686 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
688 bool show_advanced_gpu_unai_settings_prev =
689 show_advanced_gpu_unai_settings;
691 show_advanced_gpu_unai_settings = true;
692 if (strcmp(var.value, "disabled") == 0)
693 show_advanced_gpu_unai_settings = false;
695 if (show_advanced_gpu_unai_settings !=
696 show_advanced_gpu_unai_settings_prev)
699 struct retro_core_option_display option_display;
700 char gpu_unai_option[][40] = {
701 "pcsx_rearmed_gpu_unai_blending",
702 "pcsx_rearmed_gpu_unai_lighting",
703 "pcsx_rearmed_gpu_unai_fast_lighting",
704 "pcsx_rearmed_gpu_unai_scale_hires",
707 option_display.visible = show_advanced_gpu_unai_settings;
710 i < (sizeof(gpu_unai_option) /
711 sizeof(gpu_unai_option[0]));
714 option_display.key = gpu_unai_option[i];
715 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
726 void retro_set_environment(retro_environment_t cb)
728 bool option_categories = false;
729 #ifdef USE_LIBRETRO_VFS
730 struct retro_vfs_interface_info vfs_iface_info;
735 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
736 log_cb = logging.log;
738 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
741 * An annoyance: retro_set_environment() can be called
742 * multiple times, and depending upon the current frontend
743 * state various environment callbacks may be disabled.
744 * This means the reported 'categories_supported' status
745 * may change on subsequent iterations. We therefore have
746 * to record whether 'categories_supported' is true on any
747 * iteration, and latch the result */
748 libretro_set_core_options(environ_cb, &option_categories);
749 libretro_supports_option_categories |= option_categories;
751 /* If frontend supports core option categories,
752 * any show/hide core option entries are unused
753 * and should be hidden */
754 if (libretro_supports_option_categories)
756 struct retro_core_option_display option_display;
757 option_display.visible = false;
759 option_display.key = "pcsx_rearmed_show_input_settings";
760 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
764 option_display.key = "pcsx_rearmed_show_gpu_peops_settings";
765 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
769 option_display.key = "pcsx_rearmed_show_gpu_unai_settings";
770 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
774 /* If frontend does not support core option
775 * categories, core options may be shown/hidden
776 * at runtime. In this case, register 'update
777 * display' callback, so frontend can update
778 * core options menu without calling retro_run() */
781 struct retro_core_options_update_display_callback update_display_cb;
782 update_display_cb.callback = update_option_visibility;
784 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_UPDATE_DISPLAY_CALLBACK,
788 #ifdef USE_LIBRETRO_VFS
789 vfs_iface_info.required_interface_version = 1;
790 vfs_iface_info.iface = NULL;
791 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
792 filestream_vfs_init(&vfs_iface_info);
796 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
797 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
798 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
799 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
800 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
802 unsigned retro_api_version(void)
804 return RETRO_API_VERSION;
807 static void update_multitap(void)
809 struct retro_variable var = { 0 };
815 var.key = "pcsx_rearmed_multitap";
816 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
818 if (strcmp(var.value, "port 1") == 0)
820 else if (strcmp(var.value, "port 2") == 0)
822 else if (strcmp(var.value, "ports 1 and 2") == 0)
830 void retro_set_controller_port_device(unsigned port, unsigned device)
832 if (port >= PORTS_NUMBER)
837 case RETRO_DEVICE_JOYPAD:
838 case RETRO_DEVICE_PSE_STANDARD:
839 in_type[port] = PSE_PAD_TYPE_STANDARD;
841 case RETRO_DEVICE_PSE_ANALOG:
842 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
844 case RETRO_DEVICE_PSE_DUALSHOCK:
845 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
847 case RETRO_DEVICE_PSE_MOUSE:
848 in_type[port] = PSE_PAD_TYPE_MOUSE;
850 case RETRO_DEVICE_PSE_NEGCON:
851 in_type[port] = PSE_PAD_TYPE_NEGCON;
853 case RETRO_DEVICE_PSE_GUNCON:
854 in_type[port] = PSE_PAD_TYPE_GUNCON;
856 case RETRO_DEVICE_NONE:
858 in_type[port] = PSE_PAD_TYPE_NONE;
862 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
865 void retro_get_system_info(struct retro_system_info *info)
868 #define GIT_VERSION ""
870 memset(info, 0, sizeof(*info));
871 info->library_name = "PCSX-ReARMed";
872 info->library_version = "r23l" GIT_VERSION;
873 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd";
874 info->need_fullpath = true;
877 void retro_get_system_av_info(struct retro_system_av_info *info)
879 unsigned geom_height = vout_height > 0 ? vout_height : 240;
880 unsigned geom_width = vout_width > 0 ? vout_width : 320;
882 memset(info, 0, sizeof(*info));
883 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
884 info->timing.sample_rate = 44100.0;
885 info->geometry.base_width = geom_width;
886 info->geometry.base_height = geom_height;
887 info->geometry.max_width = VOUT_MAX_WIDTH;
888 info->geometry.max_height = VOUT_MAX_HEIGHT;
889 info->geometry.aspect_ratio = 4.0 / 3.0;
893 size_t retro_serialize_size(void)
895 // it's currently 4380651-4397047 bytes,
896 // but have some reserved for future
907 static void *save_open(const char *name, const char *mode)
911 if (name == NULL || mode == NULL)
914 fp = malloc(sizeof(*fp));
918 fp->buf = (char *)name;
920 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
925 static int save_read(void *file, void *buf, u32 len)
927 struct save_fp *fp = file;
928 if (fp == NULL || buf == NULL)
931 memcpy(buf, fp->buf + fp->pos, len);
936 static int save_write(void *file, const void *buf, u32 len)
938 struct save_fp *fp = file;
939 if (fp == NULL || buf == NULL)
942 memcpy(fp->buf + fp->pos, buf, len);
947 static long save_seek(void *file, long offs, int whence)
949 struct save_fp *fp = file;
966 static void save_close(void *file)
968 struct save_fp *fp = file;
969 size_t r_size = retro_serialize_size();
973 if (fp->pos > r_size)
974 SysPrintf("ERROR: save buffer overflow detected\n");
975 else if (fp->is_write && fp->pos < r_size)
976 // make sure we don't save trash in leftover space
977 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
981 bool retro_serialize(void *data, size_t size)
983 int ret = SaveState(data);
984 return ret == 0 ? true : false;
987 bool retro_unserialize(const void *data, size_t size)
989 int ret = LoadState(data);
990 return ret == 0 ? true : false;
994 void retro_cheat_reset(void)
999 void retro_cheat_set(unsigned index, bool enabled, const char *code)
1004 // cheat funcs are destructive, need a copy..
1005 strncpy(buf, code, sizeof(buf));
1006 buf[sizeof(buf) - 1] = 0;
1008 //Prepare buffered cheat for PCSX's AddCheat fucntion.
1015 if (++nonhexdec % 2)
1027 if (index < NumCheats)
1028 ret = EditCheat(index, "", buf);
1030 ret = AddCheat("", buf);
1033 SysPrintf("Failed to set cheat %#u\n", index);
1034 else if (index < NumCheats)
1035 Cheats[index].Enabled = enabled;
1038 // just in case, maybe a win-rt port in the future?
1046 #define PATH_MAX 4096
1049 /* multidisk support */
1050 static unsigned int disk_initial_index;
1051 static char disk_initial_path[PATH_MAX];
1052 static bool disk_ejected;
1053 static unsigned int disk_current_index;
1054 static unsigned int disk_count;
1055 static struct disks_state
1059 int internal_index; // for multidisk eboots
1062 static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
1064 const char *base = NULL;
1066 if (!disk_path || (*disk_path == '\0'))
1069 base = strrchr(disk_path, SLASH);
1076 strncpy(disk_label, base, len - 1);
1077 disk_label[len - 1] = '\0';
1079 char *ext = strrchr(disk_label, '.');
1084 static void disk_init(void)
1088 disk_ejected = false;
1089 disk_current_index = 0;
1092 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
1094 if (disks[i].fname != NULL)
1096 free(disks[i].fname);
1097 disks[i].fname = NULL;
1099 if (disks[i].flabel != NULL)
1101 free(disks[i].flabel);
1102 disks[i].flabel = NULL;
1104 disks[i].internal_index = 0;
1108 static bool disk_set_eject_state(bool ejected)
1111 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
1114 disk_ejected = ejected;
1118 static bool disk_get_eject_state(void)
1120 /* can't be controlled by emulated software */
1121 return disk_ejected;
1124 static unsigned int disk_get_image_index(void)
1126 return disk_current_index;
1129 static bool disk_set_image_index(unsigned int index)
1131 if (index >= sizeof(disks) / sizeof(disks[0]))
1135 CdromLabel[0] = '\0';
1137 if (disks[index].fname == NULL)
1139 SysPrintf("missing disk #%u\n", index);
1142 // RetroArch specifies "no disk" with index == count,
1143 // so don't fail here..
1144 disk_current_index = index;
1148 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
1149 disks[index].fname, disks[index].internal_index);
1151 cdrIsoMultidiskSelect = disks[index].internal_index;
1152 set_cd_image(disks[index].fname);
1153 if (ReloadCdromPlugin() < 0)
1155 SysPrintf("failed to load cdr plugin\n");
1160 SysPrintf("failed to open cdr plugin\n");
1166 SetCdOpenCaseTime(time(NULL) + 2);
1170 disk_current_index = index;
1174 static unsigned int disk_get_num_images(void)
1179 static bool disk_replace_image_index(unsigned index,
1180 const struct retro_game_info *info)
1182 char *old_fname = NULL;
1183 char *old_flabel = NULL;
1186 if (index >= sizeof(disks) / sizeof(disks[0]))
1189 old_fname = disks[index].fname;
1190 old_flabel = disks[index].flabel;
1192 disks[index].fname = NULL;
1193 disks[index].flabel = NULL;
1194 disks[index].internal_index = 0;
1198 char disk_label[PATH_MAX];
1199 disk_label[0] = '\0';
1201 disks[index].fname = strdup(info->path);
1203 get_disk_label(disk_label, info->path, PATH_MAX);
1204 disks[index].flabel = strdup(disk_label);
1206 if (index == disk_current_index)
1207 ret = disk_set_image_index(index);
1210 if (old_fname != NULL)
1213 if (old_flabel != NULL)
1219 static bool disk_add_image_index(void)
1221 if (disk_count >= 8)
1228 static bool disk_set_initial_image(unsigned index, const char *path)
1230 if (index >= sizeof(disks) / sizeof(disks[0]))
1233 if (!path || (*path == '\0'))
1236 disk_initial_index = index;
1238 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1239 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1244 static bool disk_get_image_path(unsigned index, char *path, size_t len)
1246 const char *fname = NULL;
1251 if (index >= sizeof(disks) / sizeof(disks[0]))
1254 fname = disks[index].fname;
1256 if (!fname || (*fname == '\0'))
1259 strncpy(path, fname, len - 1);
1260 path[len - 1] = '\0';
1265 static bool disk_get_image_label(unsigned index, char *label, size_t len)
1267 const char *flabel = NULL;
1272 if (index >= sizeof(disks) / sizeof(disks[0]))
1275 flabel = disks[index].flabel;
1277 if (!flabel || (*flabel == '\0'))
1280 strncpy(label, flabel, len - 1);
1281 label[len - 1] = '\0';
1286 static struct retro_disk_control_callback disk_control = {
1287 .set_eject_state = disk_set_eject_state,
1288 .get_eject_state = disk_get_eject_state,
1289 .get_image_index = disk_get_image_index,
1290 .set_image_index = disk_set_image_index,
1291 .get_num_images = disk_get_num_images,
1292 .replace_image_index = disk_replace_image_index,
1293 .add_image_index = disk_add_image_index,
1296 static struct retro_disk_control_ext_callback disk_control_ext = {
1297 .set_eject_state = disk_set_eject_state,
1298 .get_eject_state = disk_get_eject_state,
1299 .get_image_index = disk_get_image_index,
1300 .set_image_index = disk_set_image_index,
1301 .get_num_images = disk_get_num_images,
1302 .replace_image_index = disk_replace_image_index,
1303 .add_image_index = disk_add_image_index,
1304 .set_initial_image = disk_set_initial_image,
1305 .get_image_path = disk_get_image_path,
1306 .get_image_label = disk_get_image_label,
1309 static char base_dir[1024];
1311 static bool read_m3u(const char *file)
1314 char name[PATH_MAX];
1315 FILE *fp = fopen(file, "r");
1319 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
1323 char *carrige_return = strchr(line, '\r');
1325 *carrige_return = '\0';
1326 char *newline = strchr(line, '\n');
1330 if (line[0] != '\0')
1332 char disk_label[PATH_MAX];
1333 disk_label[0] = '\0';
1335 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1336 disks[disk_count].fname = strdup(name);
1338 get_disk_label(disk_label, name, PATH_MAX);
1339 disks[disk_count].flabel = strdup(disk_label);
1346 return (disk_count != 0);
1349 static void extract_directory(char *buf, const char *path, size_t size)
1352 strncpy(buf, path, size - 1);
1353 buf[size - 1] = '\0';
1355 base = strrchr(buf, '/');
1357 base = strrchr(buf, '\\');
1368 #if defined(__QNX__) || defined(_WIN32)
1369 /* Blackberry QNX doesn't have strcasestr */
1372 * Find the first occurrence of find in s, ignore case.
1375 strcasestr(const char *s, const char *find)
1380 if ((c = *find++) != 0)
1382 c = tolower((unsigned char)c);
1388 if ((sc = *s++) == 0)
1390 } while ((char)tolower((unsigned char)sc) != c);
1391 } while (strncasecmp(s, find, len) != 0);
1398 static void set_retro_memmap(void)
1401 struct retro_memory_map retromap = { 0 };
1402 struct retro_memory_descriptor mmap = {
1403 0, psxM, 0, 0, 0, 0, 0x200000
1406 retromap.descriptors = &mmap;
1407 retromap.num_descriptors = 1;
1409 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1413 static void retro_audio_buff_status_cb(
1414 bool active, unsigned occupancy, bool underrun_likely)
1416 retro_audio_buff_active = active;
1417 retro_audio_buff_occupancy = occupancy;
1418 retro_audio_buff_underrun = underrun_likely;
1421 static void retro_set_audio_buff_status_cb(void)
1423 if (frameskip_type == FRAMESKIP_NONE)
1425 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1426 retro_audio_latency = 0;
1430 bool calculate_audio_latency = true;
1432 if (frameskip_type == FRAMESKIP_FIXED_INTERVAL)
1433 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1436 struct retro_audio_buffer_status_callback buf_status_cb;
1437 buf_status_cb.callback = retro_audio_buff_status_cb;
1438 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1441 retro_audio_buff_active = false;
1442 retro_audio_buff_occupancy = 0;
1443 retro_audio_buff_underrun = false;
1444 retro_audio_latency = 0;
1445 calculate_audio_latency = false;
1449 if (calculate_audio_latency)
1451 /* Frameskip is enabled - increase frontend
1452 * audio latency to minimise potential
1453 * buffer underruns */
1454 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1456 /* Set latency to 6x current frame time... */
1457 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1459 /* ...then round up to nearest multiple of 32 */
1460 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1464 update_audio_latency = true;
1465 frameskip_counter = 0;
1468 static void update_variables(bool in_flight);
1469 bool retro_load_game(const struct retro_game_info *info)
1472 unsigned int cd_index = 0;
1473 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1475 struct retro_input_descriptor desc[] = {
1476 #define JOYP(port) \
1477 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1478 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1479 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1480 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1481 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1482 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1483 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1484 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1485 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1486 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1487 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1488 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1489 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1490 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1491 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1492 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1493 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1494 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1495 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1496 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" }, \
1497 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER, "Gun Trigger" }, \
1498 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD, "Gun Reload" }, \
1499 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A, "Gun Aux A" }, \
1500 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B, "Gun Aux B" },
1516 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1518 #ifdef FRONTEND_SUPPORTS_RGB565
1519 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1520 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
1522 SysPrintf("RGB565 supported, using it\n");
1526 if (info == NULL || info->path == NULL)
1528 SysPrintf("info->path required\n");
1532 update_variables(false);
1542 extract_directory(base_dir, info->path, sizeof(base_dir));
1546 if (!read_m3u(info->path))
1548 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1554 char disk_label[PATH_MAX];
1555 disk_label[0] = '\0';
1558 disks[0].fname = strdup(info->path);
1560 get_disk_label(disk_label, info->path, PATH_MAX);
1561 disks[0].flabel = strdup(disk_label);
1564 /* If this is an M3U file, attempt to set the
1565 * initial disk image */
1566 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
1568 const char *fname = disks[disk_initial_index].fname;
1570 if (fname && (*fname != '\0'))
1571 if (strcmp(disk_initial_path, fname) == 0)
1572 cd_index = disk_initial_index;
1575 set_cd_image(disks[cd_index].fname);
1576 disk_current_index = cd_index;
1578 /* have to reload after set_cd_image for correct cdr plugin */
1579 if (LoadPlugins() == -1)
1581 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1588 if (OpenPlugins() == -1)
1590 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1594 /* Handle multi-disk images (i.e. PBP)
1595 * > Cannot do this until after OpenPlugins() is
1596 * called (since this sets the value of
1597 * cdrIsoMultidiskCount) */
1598 if (!is_m3u && (cdrIsoMultidiskCount > 1))
1600 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
1602 /* Small annoyance: We need to change the label
1603 * of disk 0, so have to clear existing entries */
1604 if (disks[0].fname != NULL)
1605 free(disks[0].fname);
1606 disks[0].fname = NULL;
1608 if (disks[0].flabel != NULL)
1609 free(disks[0].flabel);
1610 disks[0].flabel = NULL;
1612 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
1614 char disk_name[PATH_MAX - 16] = { 0 };
1615 char disk_label[PATH_MAX] = { 0 };
1617 disks[i].fname = strdup(info->path);
1619 get_disk_label(disk_name, info->path, sizeof(disk_name));
1620 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
1621 disks[i].flabel = strdup(disk_label);
1623 disks[i].internal_index = i;
1626 /* This is not an M3U file, so initial disk
1627 * image has not yet been set - attempt to
1629 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
1631 const char *fname = disks[disk_initial_index].fname;
1633 if (fname && (*fname != '\0'))
1634 if (strcmp(disk_initial_path, fname) == 0)
1635 cd_index = disk_initial_index;
1641 CdromLabel[0] = '\0';
1643 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
1644 disk_current_index = cd_index;
1645 set_cd_image(disks[cd_index].fname);
1647 if (ReloadCdromPlugin() < 0)
1649 log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
1654 log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
1660 /* set ports to use "standard controller" initially */
1661 for (i = 0; i < 8; ++i)
1662 in_type[i] = PSE_PAD_TYPE_STANDARD;
1664 plugin_call_rearmed_cbs();
1665 /* dfinput_activate(); */
1667 if (CheckCdrom() == -1)
1669 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1675 if (LoadCdrom() == -1)
1677 log_cb(RETRO_LOG_INFO, "could not load CD\n");
1683 retro_set_audio_buff_status_cb();
1688 unsigned retro_get_region(void)
1690 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
1693 void *retro_get_memory_data(unsigned id)
1695 if (id == RETRO_MEMORY_SAVE_RAM)
1697 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1703 size_t retro_get_memory_size(unsigned id)
1705 if (id == RETRO_MEMORY_SAVE_RAM)
1707 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1713 void retro_reset(void)
1715 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1720 static const unsigned short retro_psx_map[] = {
1721 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1722 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1723 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1724 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1725 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1726 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1727 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1728 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1729 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1730 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1731 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1732 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1733 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1734 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1735 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1736 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
1738 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1740 //Percentage distance of screen to adjust
1741 static int GunconAdjustX = 0;
1742 static int GunconAdjustY = 0;
1744 //Used when out by a percentage
1745 static float GunconAdjustRatioX = 1;
1746 static float GunconAdjustRatioY = 1;
1748 static void update_variables(bool in_flight)
1750 struct retro_variable var;
1752 // Always enable GPU_PEOPS_OLD_FRAME_SKIP flag
1753 // (this is set in standalone, with no option
1755 int gpu_peops_fix = GPU_PEOPS_OLD_FRAME_SKIP;
1757 frameskip_type_t prev_frameskip_type;
1760 var.key = "pcsx_rearmed_frameskip_type";
1762 prev_frameskip_type = frameskip_type;
1763 frameskip_type = FRAMESKIP_NONE;
1764 pl_rearmed_cbs.frameskip = 0;
1766 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1768 if (strcmp(var.value, "auto") == 0)
1769 frameskip_type = FRAMESKIP_AUTO;
1770 if (strcmp(var.value, "auto_threshold") == 0)
1771 frameskip_type = FRAMESKIP_AUTO_THRESHOLD;
1772 if (strcmp(var.value, "fixed_interval") == 0)
1773 frameskip_type = FRAMESKIP_FIXED_INTERVAL;
1776 if (frameskip_type != 0)
1777 pl_rearmed_cbs.frameskip = -1;
1780 var.key = "pcsx_rearmed_frameskip_threshold";
1781 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1783 frameskip_threshold = strtol(var.value, NULL, 10);
1787 var.key = "pcsx_rearmed_frameskip_interval";
1788 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1790 frameskip_interval = strtol(var.value, NULL, 10);
1794 var.key = "pcsx_rearmed_region";
1795 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1798 if (strcmp(var.value, "auto") == 0)
1800 else if (strcmp(var.value, "NTSC") == 0)
1802 else if (strcmp(var.value, "PAL") == 0)
1809 var.key = "pcsx_rearmed_negcon_deadzone";
1810 negcon_deadzone = 0;
1811 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1813 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1817 var.key = "pcsx_rearmed_negcon_response";
1818 negcon_linearity = 1;
1819 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1821 if (strcmp(var.value, "quadratic") == 0)
1823 negcon_linearity = 2;
1825 else if (strcmp(var.value, "cubic") == 0)
1827 negcon_linearity = 3;
1832 var.key = "pcsx_rearmed_analog_axis_modifier";
1833 axis_bounds_modifier = true;
1834 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1836 if (strcmp(var.value, "square") == 0)
1838 axis_bounds_modifier = true;
1840 else if (strcmp(var.value, "circle") == 0)
1842 axis_bounds_modifier = false;
1847 var.key = "pcsx_rearmed_vibration";
1849 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1851 if (strcmp(var.value, "disabled") == 0)
1852 in_enable_vibration = 0;
1853 else if (strcmp(var.value, "enabled") == 0)
1854 in_enable_vibration = 1;
1858 var.key = "pcsx_rearmed_dithering";
1860 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1862 if (strcmp(var.value, "disabled") == 0)
1864 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1865 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1866 pl_rearmed_cbs.gpu_unai.dithering = 0;
1868 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1871 else if (strcmp(var.value, "enabled") == 0)
1873 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
1874 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
1875 pl_rearmed_cbs.gpu_unai.dithering = 1;
1877 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
1884 var.key = "pcsx_rearmed_neon_interlace_enable_v2";
1886 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1888 if (strcmp(var.value, "disabled") == 0)
1889 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
1890 else if (strcmp(var.value, "enabled") == 0)
1891 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
1893 pl_rearmed_cbs.gpu_neon.allow_interlace = 2;
1897 var.key = "pcsx_rearmed_neon_enhancement_enable";
1899 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1901 if (strcmp(var.value, "disabled") == 0)
1902 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
1903 else if (strcmp(var.value, "enabled") == 0)
1904 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
1908 var.key = "pcsx_rearmed_neon_enhancement_no_main";
1910 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1912 if (strcmp(var.value, "disabled") == 0)
1913 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
1914 else if (strcmp(var.value, "enabled") == 0)
1915 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
1920 var.key = "pcsx_rearmed_duping_enable";
1922 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1924 if (strcmp(var.value, "disabled") == 0)
1925 duping_enable = false;
1926 else if (strcmp(var.value, "enabled") == 0)
1927 duping_enable = true;
1931 var.key = "pcsx_rearmed_display_internal_fps";
1933 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1935 if (strcmp(var.value, "disabled") == 0)
1936 display_internal_fps = false;
1937 else if (strcmp(var.value, "enabled") == 0)
1938 display_internal_fps = true;
1942 // CPU emulation related config
1945 var.key = "pcsx_rearmed_drc";
1947 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
1948 var.value = "enabled";
1951 R3000Acpu *prev_cpu = psxCpu;
1952 #if defined(LIGHTREC)
1953 bool can_use_dynarec = found_bios;
1955 bool can_use_dynarec = 1;
1960 Config.Cpu = CPU_INTERPRETER;
1963 if (strcmp(var.value, "disabled") == 0 || !can_use_dynarec)
1964 Config.Cpu = CPU_INTERPRETER;
1965 else if (strcmp(var.value, "enabled") == 0)
1966 Config.Cpu = CPU_DYNAREC;
1968 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
1969 if (psxCpu != prev_cpu)
1971 prev_cpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL);
1972 prev_cpu->Shutdown();
1975 psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL);
1978 #endif /* !DRC_DISABLE */
1981 var.key = "pcsx_rearmed_psxclock";
1982 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1984 int psxclock = atoi(var.value);
1985 Config.cycle_multiplier = 10000 / psxclock;
1988 #if !defined(DRC_DISABLE) && !defined(LIGHTREC)
1990 var.key = "pcsx_rearmed_nosmccheck";
1991 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1993 if (strcmp(var.value, "enabled") == 0)
1994 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
1996 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2000 var.key = "pcsx_rearmed_gteregsunneeded";
2001 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2003 if (strcmp(var.value, "enabled") == 0)
2004 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2006 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2010 var.key = "pcsx_rearmed_nogteflags";
2011 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2013 if (strcmp(var.value, "enabled") == 0)
2014 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2016 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2020 var.key = "pcsx_rearmed_nocompathacks";
2021 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2023 if (strcmp(var.value, "enabled") == 0)
2024 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2026 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2028 #endif /* !DRC_DISABLE && !LIGHTREC */
2031 var.key = "pcsx_rearmed_nostalls";
2032 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2034 if (strcmp(var.value, "enabled") == 0)
2035 Config.DisableStalls = 1;
2037 Config.DisableStalls = 0;
2041 var.key = "pcsx_rearmed_icache_emulation";
2042 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2044 if (strcmp(var.value, "disabled") == 0)
2045 Config.icache_emulation = 0;
2046 else if (strcmp(var.value, "enabled") == 0)
2047 Config.icache_emulation = 1;
2050 psxCpu->ApplyConfig();
2052 // end of CPU emu config
2056 var.key = "pcsx_rearmed_spu_reverb";
2058 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2060 if (strcmp(var.value, "disabled") == 0)
2061 spu_config.iUseReverb = false;
2062 else if (strcmp(var.value, "enabled") == 0)
2063 spu_config.iUseReverb = true;
2067 var.key = "pcsx_rearmed_spu_interpolation";
2069 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2071 if (strcmp(var.value, "simple") == 0)
2072 spu_config.iUseInterpolation = 1;
2073 else if (strcmp(var.value, "gaussian") == 0)
2074 spu_config.iUseInterpolation = 2;
2075 else if (strcmp(var.value, "cubic") == 0)
2076 spu_config.iUseInterpolation = 3;
2077 else if (strcmp(var.value, "off") == 0)
2078 spu_config.iUseInterpolation = 0;
2082 var.key = "pcsx_rearmed_spu_thread";
2083 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2085 if (strcmp(var.value, "enabled") == 0)
2086 spu_config.iUseThread = 1;
2088 spu_config.iUseThread = 0;
2093 var.key = "pcsx_rearmed_async_cd";
2094 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2096 if (strcmp(var.value, "async") == 0)
2099 Config.CHD_Precache = 0;
2101 else if (strcmp(var.value, "sync") == 0)
2104 Config.CHD_Precache = 0;
2106 else if (strcmp(var.value, "precache") == 0)
2109 Config.CHD_Precache = 1;
2115 var.key = "pcsx_rearmed_noxadecoding";
2116 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2118 if (strcmp(var.value, "disabled") == 0)
2125 var.key = "pcsx_rearmed_nocdaudio";
2126 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2128 if (strcmp(var.value, "disabled") == 0)
2135 var.key = "pcsx_rearmed_gpu_slow_llists";
2136 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2138 if (strcmp(var.value, "disabled") == 0)
2139 Config.GpuListWalking = 0;
2140 else if (strcmp(var.value, "enabled") == 0)
2141 Config.GpuListWalking = 1;
2143 Config.GpuListWalking = -1;
2146 #ifdef THREAD_RENDERING
2147 var.key = "pcsx_rearmed_gpu_thread_rendering";
2150 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2152 if (strcmp(var.value, "disabled") == 0)
2153 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
2154 else if (strcmp(var.value, "sync") == 0)
2155 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
2156 else if (strcmp(var.value, "async") == 0)
2157 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
2163 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
2165 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2167 if (strcmp(var.value, "enabled") == 0)
2168 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
2172 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
2174 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2176 if (strcmp(var.value, "enabled") == 0)
2177 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
2181 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
2183 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2185 if (strcmp(var.value, "enabled") == 0)
2186 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
2190 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
2192 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2194 if (strcmp(var.value, "enabled") == 0)
2195 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
2199 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
2201 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2203 if (strcmp(var.value, "enabled") == 0)
2204 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
2208 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
2210 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2212 if (strcmp(var.value, "enabled") == 0)
2213 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
2217 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
2219 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2221 if (strcmp(var.value, "enabled") == 0)
2222 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
2226 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
2228 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2230 if (strcmp(var.value, "enabled") == 0)
2231 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
2234 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
2235 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
2239 /* Note: This used to be an option, but it only works
2240 * (correctly) when running high resolution games
2241 * (480i, 512i) and has been obsoleted by
2242 * pcsx_rearmed_gpu_unai_scale_hires */
2243 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2244 /* Note: This used to be an option, but it has no
2245 * discernable effect and has been obsoleted by
2246 * pcsx_rearmed_gpu_unai_scale_hires */
2247 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2249 var.key = "pcsx_rearmed_gpu_unai_lighting";
2252 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2254 if (strcmp(var.value, "disabled") == 0)
2255 pl_rearmed_cbs.gpu_unai.lighting = 0;
2256 else if (strcmp(var.value, "enabled") == 0)
2257 pl_rearmed_cbs.gpu_unai.lighting = 1;
2260 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2263 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2265 if (strcmp(var.value, "disabled") == 0)
2266 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2267 else if (strcmp(var.value, "enabled") == 0)
2268 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2271 var.key = "pcsx_rearmed_gpu_unai_blending";
2274 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2276 if (strcmp(var.value, "disabled") == 0)
2277 pl_rearmed_cbs.gpu_unai.blending = 0;
2278 else if (strcmp(var.value, "enabled") == 0)
2279 pl_rearmed_cbs.gpu_unai.blending = 1;
2282 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2285 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2287 if (strcmp(var.value, "disabled") == 0)
2288 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2289 else if (strcmp(var.value, "enabled") == 0)
2290 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2294 //This adjustment process gives the user the ability to manually align the mouse up better
2295 //with where the shots are in the emulator.
2298 var.key = "pcsx_rearmed_gunconadjustx";
2300 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2302 GunconAdjustX = atoi(var.value);
2306 var.key = "pcsx_rearmed_gunconadjusty";
2308 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2310 GunconAdjustY = atoi(var.value);
2314 var.key = "pcsx_rearmed_gunconadjustratiox";
2316 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2318 GunconAdjustRatioX = atof(var.value);
2322 var.key = "pcsx_rearmed_gunconadjustratioy";
2324 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2326 GunconAdjustRatioY = atof(var.value);
2330 var.key = "pcsx_rearmed_input_sensitivity";
2331 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2333 mouse_sensitivity = atof(var.value);
2338 // inform core things about possible config changes
2339 plugin_call_rearmed_cbs();
2341 if (GPU_open != NULL && GPU_close != NULL)
2344 GPU_open(&gpuDisp, "PCSX", NULL);
2347 /* Reinitialise frameskipping, if required */
2348 if (((frameskip_type != prev_frameskip_type)))
2349 retro_set_audio_buff_status_cb();
2351 /* dfinput_activate(); */
2357 //bootlogo display hack
2361 var.key = "pcsx_rearmed_show_bios_bootlogo";
2362 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2364 Config.SlowBoot = 0;
2366 if (strcmp(var.value, "enabled") == 0)
2368 Config.SlowBoot = 1;
2375 update_option_visibility();
2378 // Taken from beetle-psx-libretro
2379 static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
2381 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2382 // feature (or pre-date it) so we need to handle this in a graceful way.
2384 // First, try and get an analog value using the new libretro API constant
2385 uint16_t button = input_state_cb(player_index,
2386 RETRO_DEVICE_ANALOG,
2387 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2389 button = MIN(button / 128, 255);
2393 // If we got exactly zero, we're either not pressing the button, or the front-end
2394 // is not reporting analog values. We need to do a second check using the classic
2395 // digital API method, to at least get some response - better than nothing.
2397 // NOTE: If we're really just not holding the button, we're still going to get zero.
2399 button = (ret & (1 << id)) ? 255 : 0;
2405 unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
2407 float modifier_axis_range = 0;
2411 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
2412 if (modifier_axis_range < 0)
2414 modifier_axis_range = 0;
2416 else if (modifier_axis_range > 255)
2418 modifier_axis_range = 255;
2423 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
2426 return modifier_axis_range;
2429 static void update_input_guncon(int port, int ret)
2432 //Core option for cursors for both players
2433 //Separate pointer and lightgun control types
2435 //Mouse range is -32767 -> 32767
2437 //Use the left analog stick field to store the absolute coordinates
2439 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
2440 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
2442 //Have the Libretro API let /libpcsxcore/plugins.c know when the lightgun is pointed offscreen
2443 //Offscreen value is chosen to be well out of range of any possible scaling done via core options
2444 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))
2446 in_analog_left[port][0] = (65536 - 512) * 64;
2447 in_analog_left[port][1] = (65536 - 512) * 64;
2451 in_analog_left[port][0] = (gunx * GunconAdjustRatioX) + (GunconAdjustX * 655);
2452 in_analog_left[port][1] = (guny * GunconAdjustRatioY) + (GunconAdjustY * 655);
2455 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
2458 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))
2459 in_keystate[port] |= (1 << DKEY_CIRCLE);
2462 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
2463 in_keystate[port] |= (1 << DKEY_START);
2466 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B))
2467 in_keystate[port] |= (1 << DKEY_CROSS);
2471 static void update_input_negcon(int port, int ret)
2477 float negcon_twist_amplitude;
2479 // Query digital inputs
2482 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
2483 in_keystate[port] |= (1 << DKEY_UP);
2485 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
2486 in_keystate[port] |= (1 << DKEY_RIGHT);
2488 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
2489 in_keystate[port] |= (1 << DKEY_DOWN);
2491 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
2492 in_keystate[port] |= (1 << DKEY_LEFT);
2494 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
2495 in_keystate[port] |= (1 << DKEY_START);
2497 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
2498 in_keystate[port] |= (1 << DKEY_CIRCLE);
2500 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
2501 in_keystate[port] |= (1 << DKEY_TRIANGLE);
2502 // > neGcon R shoulder (digital)
2503 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
2504 in_keystate[port] |= (1 << DKEY_R1);
2505 // Query analog inputs
2507 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2508 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
2509 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
2510 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
2511 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
2512 // So we just have to map in_analog_left/right to more
2513 // appropriate inputs...
2516 // >> Get raw analog stick value and account for deadzone
2517 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
2518 if (lsx > negcon_deadzone)
2519 lsx = lsx - negcon_deadzone;
2520 else if (lsx < -negcon_deadzone)
2521 lsx = lsx + negcon_deadzone;
2524 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2525 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
2526 if (negcon_linearity == 2)
2528 if (negcon_twist_amplitude < 0.0)
2529 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
2531 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
2533 else if (negcon_linearity == 3)
2534 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
2535 // >> Convert to final 'in_analog' integer value [0,255]
2536 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
2538 // >> Handle right analog stick vertical axis mapping...
2539 // - Up (-Y) == accelerate == neGcon I
2540 // - Down (+Y) == brake == neGcon II
2543 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2546 // Account for deadzone
2547 // (Note: have never encountered a gamepad with significant differences
2548 // in deadzone between left/right analog sticks, so use the regular 'twist'
2550 if (rsy > negcon_deadzone)
2551 rsy = rsy - negcon_deadzone;
2554 // Convert to 'in_analog' integer value [0,255]
2555 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2559 if (rsy < -negcon_deadzone)
2560 rsy = -1 * (rsy + negcon_deadzone);
2563 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2566 in_analog_right[port][1] = MAX(
2568 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
2569 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
2572 in_analog_left[port][0] = MAX(
2574 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
2575 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
2578 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
2581 static void update_input_mouse(int port, int ret)
2583 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
2584 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
2586 int x = (int)roundf(raw_x * mouse_sensitivity);
2587 int y = (int)roundf(raw_y * mouse_sensitivity);
2589 if (x > 127) x = 127;
2590 else if (x < -128) x = -128;
2592 if (y > 127) y = 127;
2593 else if (y < -128) y = -128;
2595 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
2596 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
2598 /* left mouse button state */
2599 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2600 in_keystate[port] |= 1 << 11;
2602 /* right mouse button state */
2603 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2604 in_keystate[port] |= 1 << 10;
2607 static void update_input(void)
2609 // reset all keystate, query libretro for keystate
2613 for (i = 0; i < PORTS_NUMBER; i++)
2616 int type = in_type[i];
2620 if (type == PSE_PAD_TYPE_NONE)
2623 if (libretro_supports_bitmasks)
2624 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
2627 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
2629 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
2636 case PSE_PAD_TYPE_GUNCON:
2637 update_input_guncon(i, ret);
2639 case PSE_PAD_TYPE_NEGCON:
2640 update_input_negcon(i, ret);
2642 case PSE_PAD_TYPE_MOUSE:
2643 update_input_mouse(i, ret);
2646 // Query digital inputs
2647 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2649 in_keystate[i] |= retro_psx_map[j];
2651 // Query analog inputs
2652 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
2654 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);
2655 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);
2656 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);
2657 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);
2663 static void print_internal_fps(void)
2665 if (display_internal_fps)
2669 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
2671 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
2673 const char *strc = (const char *)str;
2677 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
2679 pl_rearmed_cbs.flip_cnt = 0;
2681 if (msg_interface_version >= 1)
2683 struct retro_message_ext msg = {
2688 RETRO_MESSAGE_TARGET_OSD,
2689 RETRO_MESSAGE_TYPE_STATUS,
2692 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2696 struct retro_message msg = {
2700 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2708 void retro_run(void)
2710 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
2717 print_internal_fps();
2719 /* Check whether current frame should
2721 pl_rearmed_cbs.fskip_force = 0;
2722 pl_rearmed_cbs.fskip_dirty = 0;
2724 if (frameskip_type != FRAMESKIP_NONE)
2726 bool skip_frame = false;
2728 switch (frameskip_type)
2730 case FRAMESKIP_AUTO:
2731 skip_frame = retro_audio_buff_active && retro_audio_buff_underrun;
2733 case FRAMESKIP_AUTO_THRESHOLD:
2734 skip_frame = retro_audio_buff_active && (retro_audio_buff_occupancy < frameskip_threshold);
2736 case FRAMESKIP_FIXED_INTERVAL:
2743 if (skip_frame && frameskip_counter < frameskip_interval)
2744 pl_rearmed_cbs.fskip_force = 1;
2747 /* If frameskip/timing settings have changed,
2748 * update frontend audio latency
2749 * > Can do this before or after the frameskip
2750 * check, but doing it after means we at least
2751 * retain the current frame's audio output */
2752 if (update_audio_latency)
2754 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
2755 &retro_audio_latency);
2756 update_audio_latency = false;
2763 bool updated = false;
2764 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
2765 update_variables(true);
2770 if (pl_rearmed_cbs.fskip_dirty == 1) {
2771 if (frameskip_counter < frameskip_interval)
2772 frameskip_counter++;
2773 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
2774 frameskip_counter = 0;
2777 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
2778 vout_width, vout_height, vout_width * 2);
2784 static bool try_use_bios(const char *path)
2788 FILE *fp = fopen(path, "rb");
2792 fseek(fp, 0, SEEK_END);
2796 if (size != 512 * 1024)
2799 name = strrchr(path, SLASH);
2802 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
2807 #include <sys/types.h>
2810 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
2812 static const char *substrings[] = { "scph", "psx", "openbios" };
2818 dir = opendir(dirpath);
2822 for (i = 0; i < (sizeof(substrings) / sizeof(substrings[0])); i++)
2824 const char *substr = substrings[i];
2825 size_t len = strlen(substr);
2827 while ((ent = readdir(dir)))
2829 if ((strncasecmp(ent->d_name, substr, len) != 0))
2831 if (strstr(ent->d_name, "unirom"))
2834 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
2835 ret = try_use_bios(path);
2847 #define find_any_bios(...) false
2850 static void check_system_specs(void)
2853 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
2856 static int init_memcards(void)
2860 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
2861 static const char CARD2_FILE[] = "pcsx-card2.mcd";
2863 // Memcard2 will be handled and is re-enabled if needed using core
2865 // Memcard1 is handled by libretro, doing this will set core to
2866 // skip file io operations for memcard1 like SaveMcd
2867 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
2868 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
2869 init_memcard(Mcd1Data);
2870 // Memcard 2 is managed by the emulator on the filesystem,
2871 // There is no need to initialize Mcd2Data like Mcd1Data.
2873 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2875 SysPrintf("Memcard 2: %s\n", var.value);
2876 if (memcmp(var.value, "enabled", 7) == 0)
2878 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
2880 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
2882 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
2888 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
2889 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
2894 SysPrintf("Could not get save directory! Could not create memcard 2.");
2902 static void loadPSXBios(void)
2905 char path[PATH_MAX];
2906 unsigned useHLE = 0;
2908 const char *bios[] = {
2909 "PSXONPSP660", "psxonpsp660",
2910 "SCPH101", "scph101",
2911 "SCPH5501", "scph5501",
2912 "SCPH7001", "scph7001",
2913 "SCPH1001", "scph1001"
2916 struct retro_variable var = {
2917 .key = "pcsx_rearmed_bios",
2923 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2925 if (!strcmp(var.value, "HLE"))
2931 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
2934 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
2936 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
2938 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
2939 found_bios = try_use_bios(path);
2945 found_bios = find_any_bios(dir, path, sizeof(path));
2949 SysPrintf("found BIOS file: %s\n", Config.Bios);
2955 const char *msg_str;
2958 msg_str = "BIOS set to \'hle\' in core options - real BIOS will be ignored";
2959 SysPrintf("Using HLE BIOS.\n");
2963 msg_str = "No PlayStation BIOS file found - add for better compatibility";
2964 SysPrintf("No BIOS files found.\n");
2967 if (msg_interface_version >= 1)
2969 struct retro_message_ext msg = {
2974 RETRO_MESSAGE_TARGET_ALL,
2975 RETRO_MESSAGE_TYPE_NOTIFICATION,
2978 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2982 struct retro_message msg = {
2986 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2991 void retro_init(void)
2993 unsigned dci_version = 0;
2994 struct retro_rumble_interface rumble;
2997 msg_interface_version = 0;
2998 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
3000 #if defined(__MACH__) && !defined(TVOS)
3001 // magic sauce to make the dynarec work on iOS
3002 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
3006 psxMapHook = pl_3ds_mmap;
3007 psxUnmapHook = pl_3ds_munmap;
3010 if (init_vita_mmap() < 0)
3012 psxMapHook = pl_vita_mmap;
3013 psxUnmapHook = pl_vita_munmap;
3015 ret = emu_core_preinit();
3017 /* emu_core_preinit sets the cpu to dynarec */
3019 Config.Cpu = CPU_INTERPRETER;
3021 ret |= init_memcards();
3023 ret |= emu_core_init();
3026 SysPrintf("PCSX init failed.\n");
3031 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
3032 #elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA) && !defined(__SWITCH__)
3033 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
3034 vout_buf = (void *) 0;
3036 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
3039 vout_buf_ptr = vout_buf;
3043 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
3045 disk_initial_index = 0;
3046 disk_initial_path[0] = '\0';
3047 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
3048 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
3050 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
3053 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
3054 rumble_cb = rumble.set_rumble_state;
3056 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
3057 * we have to do this because cache misses and some IO penalties
3058 * are not emulated. Warning: changing this may break compatibility. */
3059 Config.cycle_multiplier = CYCLE_MULT_DEFAULT;
3060 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
3061 Config.cycle_multiplier = 200;
3063 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
3064 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
3065 spu_config.iUseFixedUpdates = 1;
3067 SaveFuncs.open = save_open;
3068 SaveFuncs.read = save_read;
3069 SaveFuncs.write = save_write;
3070 SaveFuncs.seek = save_seek;
3071 SaveFuncs.close = save_close;
3073 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
3074 libretro_supports_bitmasks = true;
3076 check_system_specs();
3079 void retro_deinit(void)
3088 linearFree(vout_buf);
3097 libretro_supports_bitmasks = false;
3098 libretro_supports_option_categories = false;
3100 show_input_settings = true;
3102 show_advanced_gpu_peops_settings = true;
3105 show_advanced_gpu_unai_settings = true;
3108 /* Have to reset disks struct, otherwise
3109 * fnames/flabels will leak memory */
3111 frameskip_type = FRAMESKIP_NONE;
3112 frameskip_threshold = 0;
3113 frameskip_interval = 0;
3114 frameskip_counter = 0;
3115 retro_audio_buff_active = false;
3116 retro_audio_buff_occupancy = 0;
3117 retro_audio_buff_underrun = false;
3118 retro_audio_latency = 0;
3119 update_audio_latency = false;
3123 #include <psp2/kernel/threadmgr.h>
3124 int usleep(unsigned long us)
3126 sceKernelDelayThread(us);
3130 void SysPrintf(const char *fmt, ...)
3135 va_start(list, fmt);
3136 vsprintf(msg, fmt, list);
3140 log_cb(RETRO_LOG_INFO, "%s", msg);
3143 /* Prints debug-level logs */
3144 void SysDLog(const char *fmt, ...)
3149 va_start(list, fmt);
3150 vsprintf(msg, fmt, list);
3154 log_cb(RETRO_LOG_DEBUG, "%s", msg);
3157 // vim:sw=3:ts=3:expandtab