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>
18 #include "retro_miscellaneous.h"
23 #include "../libpcsxcore/misc.h"
24 #include "../libpcsxcore/psxcounters.h"
25 #include "../libpcsxcore/psxmem_map.h"
26 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
27 #include "../libpcsxcore/cdrom.h"
28 #include "../libpcsxcore/cdriso.h"
29 #include "../libpcsxcore/cheat.h"
30 #include "../libpcsxcore/r3000a.h"
31 #include "../libpcsxcore/gpu.h"
32 #include "../libpcsxcore/database.h"
33 #include "../plugins/dfsound/out.h"
34 #include "../plugins/dfsound/spu_config.h"
39 #include "plugin_lib.h"
40 #include "arm_features.h"
44 #include "libretro_core_options.h"
46 #ifdef USE_LIBRETRO_VFS
47 #include <streams/file_stream_transforms.h>
51 #include "3ds/3ds_utils.h"
54 #define PORTS_NUMBER 8
57 #define MIN(a, b) ((a) < (b) ? (a) : (b))
61 #define MAX(a, b) ((a) > (b) ? (a) : (b))
64 #define ISHEXDEC ((buf[cursor] >= '0') && (buf[cursor] <= '9')) || ((buf[cursor] >= 'a') && (buf[cursor] <= 'f')) || ((buf[cursor] >= 'A') && (buf[cursor] <= 'F'))
66 #define INTERNAL_FPS_SAMPLE_PERIOD 64
68 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
69 static int rebootemu = 0;
71 static retro_video_refresh_t video_cb;
72 static retro_input_poll_t input_poll_cb;
73 static retro_input_state_t input_state_cb;
74 static retro_environment_t environ_cb;
75 static retro_audio_sample_batch_t audio_batch_cb;
76 static retro_set_rumble_state_t rumble_cb;
77 static struct retro_log_callback logging;
78 static retro_log_printf_t log_cb;
80 #define LogWarn(fmt, ...) do { \
81 if (log_cb) log_cb(RETRO_LOG_WARN, fmt, ##__VA_ARGS__); \
83 #define LogErr(fmt, ...) do { \
84 if (log_cb) log_cb(RETRO_LOG_ERROR, fmt, ##__VA_ARGS__); \
87 static unsigned msg_interface_version = 0;
89 static void *vout_buf;
90 static void *vout_buf_ptr;
91 static int vout_width = 256, vout_height = 240, vout_pitch = 256;
92 static int vout_fb_dirty;
93 static int psx_w, psx_h;
94 static bool vout_can_dupe;
95 static bool found_bios;
96 static bool display_internal_fps = false;
97 static unsigned frame_count = 0;
98 static bool libretro_supports_bitmasks = false;
99 static bool libretro_supports_option_categories = false;
100 static bool show_input_settings = true;
102 static bool show_advanced_gpu_peops_settings = true;
105 static bool show_advanced_gpu_unai_settings = true;
107 static float mouse_sensitivity = 1.0f;
108 static unsigned int disk_current_index;
114 FRAMESKIP_AUTO_THRESHOLD,
115 FRAMESKIP_FIXED_INTERVAL
118 static unsigned frameskip_type = FRAMESKIP_NONE;
119 static unsigned frameskip_threshold = 0;
120 static unsigned frameskip_interval = 0;
121 static unsigned frameskip_counter = 0;
123 static int retro_audio_buff_active = false;
124 static unsigned retro_audio_buff_occupancy = 0;
125 static int retro_audio_buff_underrun = false;
127 static unsigned retro_audio_latency = 0;
128 static int update_audio_latency = false;
130 static unsigned previous_width = 0;
131 static unsigned previous_height = 0;
133 static int plugins_opened;
134 static int is_pal_mode;
136 /* memory card data */
137 extern char Mcd1Data[MCD_SIZE];
138 extern char Mcd2Data[MCD_SIZE];
139 extern char McdDisable[2];
141 /* PCSX ReARMed core calls and stuff */
143 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
144 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
145 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
146 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE
148 int in_analog_left[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
149 int in_analog_right[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
150 unsigned short in_keystate[PORTS_NUMBER];
154 int in_enable_vibration = 1;
155 static int in_enable_crosshair[2] = { 0, 0 };
156 static int in_dualshock_analog_combo = 0;
157 static bool in_dualshock_toggling = false;
159 // NegCon adjustment parameters
160 // > The NegCon 'twist' action is somewhat awkward when mapped
161 // to a standard analog stick -> user should be able to tweak
162 // response/deadzone for comfort
163 // > When response is linear, 'additional' deadzone (set here)
164 // may be left at zero, since this is normally handled via in-game
166 // > When response is non-linear, deadzone should be set to match the
167 // controller being used (otherwise precision may be lost)
168 // > negcon_linearity:
169 // - 1: Response is linear - recommended when using racing wheel
170 // peripherals, not recommended for standard gamepads
171 // - 2: Response is quadratic - optimal setting for gamepads
172 // - 3: Response is cubic - enables precise fine control, but
173 // difficult to use...
174 #define NEGCON_RANGE 0x7FFF
175 static int negcon_deadzone = 0;
176 static int negcon_linearity = 1;
178 static bool axis_bounds_modifier;
180 /* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
181 #define VOUT_MAX_WIDTH 1024
182 #define VOUT_MAX_HEIGHT 512
185 bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) { return false; }
186 void retro_unload_game(void) {}
187 static int vout_open(void) { return 0; }
188 static void vout_close(void) {}
189 static int snd_init(void) { return 0; }
190 static void snd_finish(void) {}
191 static int snd_busy(void) { return 0; }
193 #define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
194 #define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
195 #define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
196 #define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
197 #define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
198 #define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
199 #define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
200 #define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
201 #define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
203 static void init_memcard(char *mcd_data)
208 memset(mcd_data, 0, MCD_SIZE);
210 mcd_data[off++] = 'M';
211 mcd_data[off++] = 'C';
213 mcd_data[off++] = 0x0e;
215 for (i = 0; i < 15; i++)
217 mcd_data[off++] = 0xa0;
219 mcd_data[off++] = 0xff;
220 mcd_data[off++] = 0xff;
222 mcd_data[off++] = 0xa0;
225 for (i = 0; i < 20; i++)
227 mcd_data[off++] = 0xff;
228 mcd_data[off++] = 0xff;
229 mcd_data[off++] = 0xff;
230 mcd_data[off++] = 0xff;
232 mcd_data[off++] = 0xff;
233 mcd_data[off++] = 0xff;
238 static void set_vout_fb()
240 struct retro_framebuffer fb = { 0 };
242 fb.width = vout_width;
243 fb.height = vout_height;
244 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
246 vout_pitch = vout_width;
247 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb)
248 && fb.format == RETRO_PIXEL_FORMAT_RGB565
251 vout_buf_ptr = fb.data;
252 if (fb.pitch / 2 != vout_pitch && fb.pitch != vout_width * 2)
253 LogWarn("got unusual pitch %zd for resolution %dx%d\n", fb.pitch, vout_width, vout_height);
254 vout_pitch = fb.pitch / 2;
257 vout_buf_ptr = vout_buf;
260 static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
267 if (previous_width != vout_width || previous_height != vout_height)
269 previous_width = vout_width;
270 previous_height = vout_height;
272 struct retro_system_av_info info;
273 retro_get_system_av_info(&info);
274 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
280 #ifndef FRONTEND_SUPPORTS_RGB565
281 static void convert(void *buf, size_t bytes)
283 unsigned int i, v, *p = buf;
285 for (i = 0; i < bytes / 4; i++)
288 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
293 // Function to add crosshairs
294 static void addCrosshair(int port, int crosshair_color, unsigned short *buffer, int bufferStride, int pos_x, int pos_y, int thickness, int size_x, int size_y) {
295 for (port = 0; port < 2; port++) {
296 // Draw the horizontal line of the crosshair
297 for (int i = pos_y - thickness / 2; i <= pos_y + thickness / 2; i++) {
298 for (int j = pos_x - size_x / 2; j <= pos_x + size_x / 2; j++) {
299 if ((i + vout_height) >= 0 && (i + vout_height) < bufferStride && j >= 0 && j < bufferStride && in_enable_crosshair[port] > 0)
300 buffer[i * bufferStride + j] = crosshair_color;
304 // Draw the vertical line of the crosshair
305 for (int i = pos_x - thickness / 2; i <= pos_x + thickness / 2; i++) {
306 for (int j = pos_y - size_y / 2; j <= pos_y + size_y / 2; j++) {
307 if (i >= 0 && i < bufferStride && (j + vout_height) >= 0 && (j + vout_height) < bufferStride && in_enable_crosshair[port] > 0)
308 buffer[j * bufferStride + i] = crosshair_color;
314 struct CrosshairInfo {
315 int pos_x, pos_y, thickness, size_x, size_y;
318 // Calculate size and position of crosshairs
319 static void CrosshairDimensions(int port, struct CrosshairInfo *info) {
320 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
321 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
322 if (gunx == 32767) // Prevent crosshairs from wrapping around right side of screen to left
323 info->pos_x = (gunx + 32767.0f) * vout_width / 65534.0f - 0.5f;
325 info->pos_x = (gunx + 32767.0f) * vout_width / 65534.0f;
326 info->pos_y = (guny + 32767.0f) * vout_height / 65534.0f - vout_height;
327 info->thickness = pl_rearmed_cbs.gpu_neon.enhancement_enable ? 4 : 2;
328 info->size_x = psx_w * (pl_rearmed_cbs.gpu_neon.enhancement_enable ? 2 : 1) / 40.0f;
329 info->size_y = psx_h * (pl_rearmed_cbs.gpu_neon.enhancement_enable ? 2 : 1) * (4.0f / 3.0f) / 40.0f;
332 static void vout_flip(const void *vram, int stride, int bgr24,
333 int x, int y, int w, int h, int dims_changed)
335 unsigned short *dest = vout_buf_ptr;
336 const unsigned short *src = vram;
337 int dstride = vout_pitch, h1 = h;
340 if (vram == NULL || dims_changed || (in_enable_crosshair[0] + in_enable_crosshair[1]) > 0)
342 memset(vout_buf_ptr, 0, dstride * vout_height * 2);
348 dest += x + y * dstride;
352 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
353 for (; h1-- > 0; dest += dstride, src += stride)
355 bgr888_to_rgb565(dest, src, w * 3);
360 for (; h1-- > 0; dest += dstride, src += stride)
362 bgr555_to_rgb565(dest, src, w * 2);
366 for (port = 0; port < 2; port++) {
367 if (in_enable_crosshair[port] > 0 && (in_type[port] == PSE_PAD_TYPE_GUNCON || in_type[port] == PSE_PAD_TYPE_GUN))
369 struct CrosshairInfo crosshairInfo;
370 CrosshairDimensions(port, &crosshairInfo);
371 addCrosshair(port, in_enable_crosshair[port], dest, dstride, crosshairInfo.pos_x, crosshairInfo.pos_y, crosshairInfo.thickness, crosshairInfo.size_x, crosshairInfo.size_y);
376 #ifndef FRONTEND_SUPPORTS_RGB565
377 convert(vout_buf_ptr, vout_pitch * vout_height * 2);
380 pl_rearmed_cbs.flip_cnt++;
392 psx_map_t custom_psx_maps[] = {
393 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
394 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
395 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
396 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
397 { NULL, 0x12000000, 0x201000, MAP_TAG_VRAM }, // 0x00000000
400 void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
408 psx_map_t *custom_map = custom_psx_maps;
410 for (; custom_map->size; custom_map++)
412 if ((custom_map->size == size) && (custom_map->tag == tag))
414 uint32_t ptr_aligned, tmp;
417 custom_map->buffer = malloc(size + 0x1000);
418 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
420 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
422 LogErr("could not map memory @0x%08X\n", custom_map->target_map);
426 ret = (void *)custom_map->target_map;
427 memset(ret, 0, size);
433 return calloc(size, 1);
436 void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
442 psx_map_t *custom_map = custom_psx_maps;
444 for (; custom_map->size; custom_map++)
446 if ((custom_map->target_map == (uint32_t)ptr))
448 uint32_t ptr_aligned, tmp;
450 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
452 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
454 free(custom_map->buffer);
455 custom_map->buffer = NULL;
474 static void *addr = NULL;
476 psx_map_t custom_psx_maps[] = {
477 { NULL, 0x800000, MAP_TAG_LUTS },
478 { NULL, 0x080000, MAP_TAG_OTHER },
479 { NULL, 0x010000, MAP_TAG_OTHER },
480 { NULL, 0x201000, MAP_TAG_VRAM },
481 { NULL, 0x802000, MAP_TAG_VRAM }, // enhanced renderer
482 { NULL, 0x210000, MAP_TAG_RAM },
489 addr = malloc(64 * 1024 * 1024);
492 tmpaddr = (void *)(((size_t)addr + 0xFFFFFF) & ~0xFFFFFF);
493 custom_psx_maps[0].buffer = tmpaddr + 0x0000000;
494 custom_psx_maps[1].buffer = tmpaddr + 0x0800000;
495 custom_psx_maps[2].buffer = tmpaddr + 0x0880000;
496 custom_psx_maps[3].buffer = tmpaddr + 0x0900000;
497 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
498 custom_psx_maps[5].buffer = tmpaddr + 0x2000000;
499 memset(tmpaddr, 0, 0x2210000);
501 for(n = 0; n < 5; n++){
502 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
508 void deinit_vita_mmap()
511 for (i = 0; i < sizeof(custom_psx_maps) / sizeof(custom_psx_maps[0]); i++) {
512 custom_psx_maps[i].buffer = NULL;
513 custom_psx_maps[i].used = 0;
518 void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
524 psx_map_t *custom_map = custom_psx_maps;
526 for (; custom_map->size; custom_map++)
528 if (custom_map->size == size && custom_map->tag == tag && !custom_map->used)
530 custom_map->used = 1;
531 return custom_map->buffer;
535 return calloc(size, 1);
538 void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
542 psx_map_t *custom_map = custom_psx_maps;
544 for (; custom_map->size; custom_map++)
546 if ((custom_map->buffer == ptr))
548 custom_map->used = 0;
557 static void *pl_mmap(unsigned int size)
559 return psxMap(0, size, 0, MAP_TAG_VRAM);
562 static void pl_munmap(void *ptr, unsigned int size)
564 psxUnmap(ptr, size, MAP_TAG_VRAM);
567 struct rearmed_cbs pl_rearmed_cbs = {
568 .pl_vout_open = vout_open,
569 .pl_vout_set_mode = vout_set_mode,
570 .pl_vout_flip = vout_flip,
571 .pl_vout_close = vout_close,
574 .gpu_state_change = gpu_state_change,
575 /* from psxcounters */
576 .gpu_hcnt = &hSyncCount,
577 .gpu_frame_count = &frame_counter,
580 void pl_frame_limit(void)
582 /* called once per frame, make psxCpu->Execute() above return */
586 void pl_timing_prepare(int is_pal)
588 is_pal_mode = is_pal;
591 void plat_trigger_vibrate(int pad, int low, int high)
596 if (in_enable_vibration)
598 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
599 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
603 //Percentage distance of screen to adjust for Konami Gun
604 static float KonamiGunAdjustX = 0;
605 static float KonamiGunAdjustY = 0;
607 void pl_gun_byte2(int port, unsigned char byte)
610 float justifier_multiplier = 0;
611 int justifier_width = psx_w;
612 int justifier_height = psx_h;
613 int justifier_offscreen = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN);
614 int justifier_reload = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD);
616 if (justifier_width == 256)
617 justifier_multiplier = is_pal_mode ? .157086f : .158532f;
618 else if (justifier_width == 320)
619 justifier_multiplier = is_pal_mode ? .196358f : .198166f;
620 else if (justifier_width == 384)
621 justifier_multiplier = is_pal_mode ? .224409f : .226475f;
622 else if (justifier_width == 512)
623 justifier_multiplier = is_pal_mode ? .314173f : .317065f;
624 else // (justifier_width == 640)
625 justifier_multiplier = is_pal_mode ? .392717f : .396332f;
627 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
628 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
630 //Default offset of +105 for X and -12 for Y is chosen to obtain alignment in Die Hard Trilogy, which has no calibration feature
631 int gunx_scaled = ((gunx + 32767.0f) / 65534.0f + KonamiGunAdjustX) * justifier_width / justifier_multiplier + 105.0f;
632 int guny_scaled = ((guny + 32767.0f) / 65534.0f + KonamiGunAdjustY) * justifier_height - 12.0f;
634 if ((byte & 0x10) && !justifier_offscreen && !justifier_reload)
636 psxScheduleIrq10(irq_count, gunx_scaled, guny_scaled);
641 static void snd_feed(void *buf, int bytes)
643 if (audio_batch_cb != NULL)
644 audio_batch_cb(buf, bytes / 4);
647 void out_register_libretro(struct out_driver *drv)
649 drv->name = "libretro";
650 drv->init = snd_init;
651 drv->finish = snd_finish;
652 drv->busy = snd_busy;
653 drv->feed = snd_feed;
656 #define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
657 #define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
658 #define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
659 #define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
660 #define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
661 #define RETRO_DEVICE_PSE_JUSTIFIER RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 1)
662 #define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
664 static char *get_pse_pad_label[] = {
665 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
668 static const struct retro_controller_description pads[8] =
670 { "standard", RETRO_DEVICE_JOYPAD },
671 { "analog", RETRO_DEVICE_PSE_ANALOG },
672 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
673 { "negcon", RETRO_DEVICE_PSE_NEGCON },
674 { "guncon", RETRO_DEVICE_PSE_GUNCON },
675 { "konami gun", RETRO_DEVICE_PSE_JUSTIFIER },
676 { "mouse", RETRO_DEVICE_PSE_MOUSE },
680 static const struct retro_controller_info ports[9] =
695 static bool update_option_visibility(void)
697 struct retro_variable var = {0};
698 struct retro_core_option_display option_display = {0};
699 bool updated = false;
702 /* If frontend supports core option categories
703 * then show/hide core option entries are ignored
704 * and no options should be hidden */
705 if (libretro_supports_option_categories)
708 var.key = "pcsx_rearmed_show_input_settings";
711 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
713 bool show_input_settings_prev =
716 show_input_settings = true;
717 if (strcmp(var.value, "disabled") == 0)
718 show_input_settings = false;
720 if (show_input_settings !=
721 show_input_settings_prev)
723 char input_option[][50] = {
724 "pcsx_rearmed_analog_axis_modifier",
725 "pcsx_rearmed_vibration",
726 "pcsx_rearmed_multitap",
727 "pcsx_rearmed_negcon_deadzone",
728 "pcsx_rearmed_negcon_response",
729 "pcsx_rearmed_input_sensitivity",
730 "pcsx_rearmed_crosshair1",
731 "pcsx_rearmed_crosshair2",
732 "pcsx_rearmed_konamigunadjustx",
733 "pcsx_rearmed_konamigunadjusty",
734 "pcsx_rearmed_gunconadjustx",
735 "pcsx_rearmed_gunconadjusty",
736 "pcsx_rearmed_gunconadjustratiox",
737 "pcsx_rearmed_gunconadjustratioy"
740 option_display.visible = show_input_settings;
743 i < (sizeof(input_option) /
744 sizeof(input_option[0]));
747 option_display.key = input_option[i];
748 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
756 var.key = "pcsx_rearmed_show_gpu_peops_settings";
759 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
761 bool show_advanced_gpu_peops_settings_prev =
762 show_advanced_gpu_peops_settings;
764 show_advanced_gpu_peops_settings = true;
765 if (strcmp(var.value, "disabled") == 0)
766 show_advanced_gpu_peops_settings = false;
768 if (show_advanced_gpu_peops_settings !=
769 show_advanced_gpu_peops_settings_prev)
772 struct retro_core_option_display option_display;
773 char gpu_peops_option[][45] = {
774 "pcsx_rearmed_gpu_peops_odd_even_bit",
775 "pcsx_rearmed_gpu_peops_expand_screen_width",
776 "pcsx_rearmed_gpu_peops_ignore_brightness",
777 "pcsx_rearmed_gpu_peops_disable_coord_check",
778 "pcsx_rearmed_gpu_peops_lazy_screen_update",
779 "pcsx_rearmed_gpu_peops_repeated_triangles",
780 "pcsx_rearmed_gpu_peops_quads_with_triangles",
781 "pcsx_rearmed_gpu_peops_fake_busy_state"
784 option_display.visible = show_advanced_gpu_peops_settings;
787 i < (sizeof(gpu_peops_option) /
788 sizeof(gpu_peops_option[0]));
791 option_display.key = gpu_peops_option[i];
792 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
801 var.key = "pcsx_rearmed_show_gpu_unai_settings";
804 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
806 bool show_advanced_gpu_unai_settings_prev =
807 show_advanced_gpu_unai_settings;
809 show_advanced_gpu_unai_settings = true;
810 if (strcmp(var.value, "disabled") == 0)
811 show_advanced_gpu_unai_settings = false;
813 if (show_advanced_gpu_unai_settings !=
814 show_advanced_gpu_unai_settings_prev)
817 struct retro_core_option_display option_display;
818 char gpu_unai_option[][40] = {
819 "pcsx_rearmed_gpu_unai_blending",
820 "pcsx_rearmed_gpu_unai_lighting",
821 "pcsx_rearmed_gpu_unai_fast_lighting",
822 "pcsx_rearmed_gpu_unai_scale_hires",
825 option_display.visible = show_advanced_gpu_unai_settings;
828 i < (sizeof(gpu_unai_option) /
829 sizeof(gpu_unai_option[0]));
832 option_display.key = gpu_unai_option[i];
833 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
844 void retro_set_environment(retro_environment_t cb)
846 bool option_categories = false;
847 #ifdef USE_LIBRETRO_VFS
848 struct retro_vfs_interface_info vfs_iface_info;
853 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
854 log_cb = logging.log;
856 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
859 * An annoyance: retro_set_environment() can be called
860 * multiple times, and depending upon the current frontend
861 * state various environment callbacks may be disabled.
862 * This means the reported 'categories_supported' status
863 * may change on subsequent iterations. We therefore have
864 * to record whether 'categories_supported' is true on any
865 * iteration, and latch the result */
866 libretro_set_core_options(environ_cb, &option_categories);
867 libretro_supports_option_categories |= option_categories;
869 /* If frontend supports core option categories,
870 * any show/hide core option entries are unused
871 * and should be hidden */
872 if (libretro_supports_option_categories)
874 struct retro_core_option_display option_display;
875 option_display.visible = false;
877 option_display.key = "pcsx_rearmed_show_input_settings";
878 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
882 option_display.key = "pcsx_rearmed_show_gpu_peops_settings";
883 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
887 option_display.key = "pcsx_rearmed_show_gpu_unai_settings";
888 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
892 /* If frontend does not support core option
893 * categories, core options may be shown/hidden
894 * at runtime. In this case, register 'update
895 * display' callback, so frontend can update
896 * core options menu without calling retro_run() */
899 struct retro_core_options_update_display_callback update_display_cb;
900 update_display_cb.callback = update_option_visibility;
902 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_UPDATE_DISPLAY_CALLBACK,
906 #ifdef USE_LIBRETRO_VFS
907 vfs_iface_info.required_interface_version = 1;
908 vfs_iface_info.iface = NULL;
909 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
910 filestream_vfs_init(&vfs_iface_info);
914 void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
915 void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
916 void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
917 void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
918 void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
920 unsigned retro_api_version(void)
922 return RETRO_API_VERSION;
925 static void update_multitap(void)
927 struct retro_variable var = { 0 };
933 var.key = "pcsx_rearmed_multitap";
934 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
936 if (strcmp(var.value, "port 1") == 0)
938 else if (strcmp(var.value, "port 2") == 0)
940 else if (strcmp(var.value, "ports 1 and 2") == 0)
948 void retro_set_controller_port_device(unsigned port, unsigned device)
950 if (port >= PORTS_NUMBER)
955 case RETRO_DEVICE_JOYPAD:
956 case RETRO_DEVICE_PSE_STANDARD:
957 in_type[port] = PSE_PAD_TYPE_STANDARD;
959 case RETRO_DEVICE_PSE_ANALOG:
960 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
962 case RETRO_DEVICE_PSE_DUALSHOCK:
963 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
965 case RETRO_DEVICE_PSE_MOUSE:
966 in_type[port] = PSE_PAD_TYPE_MOUSE;
968 case RETRO_DEVICE_PSE_NEGCON:
969 in_type[port] = PSE_PAD_TYPE_NEGCON;
971 case RETRO_DEVICE_PSE_GUNCON:
972 in_type[port] = PSE_PAD_TYPE_GUNCON;
974 case RETRO_DEVICE_PSE_JUSTIFIER:
975 in_type[port] = PSE_PAD_TYPE_GUN;
977 case RETRO_DEVICE_NONE:
979 in_type[port] = PSE_PAD_TYPE_NONE;
983 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
986 void retro_get_system_info(struct retro_system_info *info)
989 #define GIT_VERSION ""
991 memset(info, 0, sizeof(*info));
992 info->library_name = "PCSX-ReARMed";
993 info->library_version = "r24l" GIT_VERSION;
994 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd|iso|exe";
995 info->need_fullpath = true;
998 void retro_get_system_av_info(struct retro_system_av_info *info)
1000 unsigned geom_height = vout_height;
1001 unsigned geom_width = vout_width;
1003 memset(info, 0, sizeof(*info));
1004 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
1005 info->timing.sample_rate = 44100.0;
1006 info->geometry.base_width = geom_width;
1007 info->geometry.base_height = geom_height;
1008 info->geometry.max_width = VOUT_MAX_WIDTH;
1009 info->geometry.max_height = VOUT_MAX_HEIGHT;
1010 info->geometry.aspect_ratio = 4.0 / 3.0;
1014 size_t retro_serialize_size(void)
1016 // it's currently 4380651-4397047 bytes,
1017 // but have some reserved for future
1028 static void *save_open(const char *name, const char *mode)
1032 if (name == NULL || mode == NULL)
1035 fp = malloc(sizeof(*fp));
1039 fp->buf = (char *)name;
1041 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
1046 static int save_read(void *file, void *buf, u32 len)
1048 struct save_fp *fp = file;
1049 if (fp == NULL || buf == NULL)
1052 memcpy(buf, fp->buf + fp->pos, len);
1057 static int save_write(void *file, const void *buf, u32 len)
1059 struct save_fp *fp = file;
1060 if (fp == NULL || buf == NULL)
1063 memcpy(fp->buf + fp->pos, buf, len);
1068 static long save_seek(void *file, long offs, int whence)
1070 struct save_fp *fp = file;
1087 static void save_close(void *file)
1089 struct save_fp *fp = file;
1090 size_t r_size = retro_serialize_size();
1094 if (fp->pos > r_size)
1095 LogErr("ERROR: save buffer overflow detected\n");
1096 else if (fp->is_write && fp->pos < r_size)
1097 // make sure we don't save trash in leftover space
1098 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
1102 bool retro_serialize(void *data, size_t size)
1105 CdromFrontendId = disk_current_index;
1106 ret = SaveState(data);
1107 return ret == 0 ? true : false;
1110 static bool disk_set_image_index(unsigned int index);
1112 bool retro_unserialize(const void *data, size_t size)
1115 CdromFrontendId = -1;
1116 ret = LoadState(data);
1119 if (CdromFrontendId != -1 && CdromFrontendId != disk_current_index)
1120 disk_set_image_index(CdromFrontendId);
1125 void retro_cheat_reset(void)
1130 void retro_cheat_set(unsigned index, bool enabled, const char *code)
1135 // cheat funcs are destructive, need a copy...
1140 //Prepare buffered cheat for PCSX's AddCheat fucntion.
1147 if (++nonhexdec % 2)
1159 if (index < NumCheats)
1160 ret = EditCheat(index, "", buf);
1162 ret = AddCheat("", buf);
1166 LogErr("Failed to set cheat %#u\n", index);
1167 else if (index < NumCheats)
1168 Cheats[index].Enabled = enabled;
1172 // just in case, maybe a win-rt port in the future?
1180 #define PATH_MAX 4096
1183 /* multidisk support */
1184 static unsigned int disk_initial_index;
1185 static char disk_initial_path[PATH_MAX];
1186 static bool disk_ejected;
1187 static unsigned int disk_count;
1188 static struct disks_state
1192 int internal_index; // for multidisk eboots
1195 static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
1197 const char *base = NULL;
1199 if (!disk_path || (*disk_path == '\0'))
1202 base = strrchr(disk_path, SLASH);
1209 strncpy(disk_label, base, len - 1);
1210 disk_label[len - 1] = '\0';
1212 char *ext = strrchr(disk_label, '.');
1217 static void disk_init(void)
1221 disk_ejected = false;
1222 disk_current_index = 0;
1225 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
1227 if (disks[i].fname != NULL)
1229 free(disks[i].fname);
1230 disks[i].fname = NULL;
1232 if (disks[i].flabel != NULL)
1234 free(disks[i].flabel);
1235 disks[i].flabel = NULL;
1237 disks[i].internal_index = 0;
1242 static long CALLBACK rcdrom_open(void);
1243 static long CALLBACK rcdrom_close(void);
1246 static bool disk_set_eject_state(bool ejected)
1249 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
1253 if (CDR_open == rcdrom_open) {
1254 // likely the real cd was also changed - rescan
1260 disk_ejected = ejected;
1264 static bool disk_get_eject_state(void)
1266 /* can't be controlled by emulated software */
1267 return disk_ejected;
1270 static unsigned int disk_get_image_index(void)
1272 return disk_current_index;
1275 static bool disk_set_image_index(unsigned int index)
1277 if (index >= sizeof(disks) / sizeof(disks[0]))
1281 CdromLabel[0] = '\0';
1283 if (disks[index].fname == NULL)
1285 LogErr("missing disk #%u\n", index);
1288 // RetroArch specifies "no disk" with index == count,
1289 // so don't fail here..
1290 disk_current_index = index;
1294 LogErr("switching to disk %u: \"%s\" #%d\n", index,
1295 disks[index].fname, disks[index].internal_index);
1297 cdrIsoMultidiskSelect = disks[index].internal_index;
1298 set_cd_image(disks[index].fname);
1299 if (ReloadCdromPlugin() < 0)
1301 LogErr("failed to load cdr plugin\n");
1306 LogErr("failed to open cdr plugin\n");
1312 disk_set_eject_state(disk_ejected);
1315 disk_current_index = index;
1319 static unsigned int disk_get_num_images(void)
1324 static bool disk_replace_image_index(unsigned index,
1325 const struct retro_game_info *info)
1327 char *old_fname = NULL;
1328 char *old_flabel = NULL;
1331 if (index >= sizeof(disks) / sizeof(disks[0]))
1334 old_fname = disks[index].fname;
1335 old_flabel = disks[index].flabel;
1337 disks[index].fname = NULL;
1338 disks[index].flabel = NULL;
1339 disks[index].internal_index = 0;
1343 char disk_label[PATH_MAX];
1344 disk_label[0] = '\0';
1346 disks[index].fname = strdup(info->path);
1348 get_disk_label(disk_label, info->path, PATH_MAX);
1349 disks[index].flabel = strdup(disk_label);
1351 if (index == disk_current_index)
1352 ret = disk_set_image_index(index);
1355 if (old_fname != NULL)
1358 if (old_flabel != NULL)
1364 static bool disk_add_image_index(void)
1366 if (disk_count >= 8)
1373 static bool disk_set_initial_image(unsigned index, const char *path)
1375 if (index >= sizeof(disks) / sizeof(disks[0]))
1378 if (!path || (*path == '\0'))
1381 disk_initial_index = index;
1383 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1384 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1389 static bool disk_get_image_path(unsigned index, char *path, size_t len)
1391 const char *fname = NULL;
1396 if (index >= sizeof(disks) / sizeof(disks[0]))
1399 fname = disks[index].fname;
1401 if (!fname || (*fname == '\0'))
1404 strncpy(path, fname, len - 1);
1405 path[len - 1] = '\0';
1410 static bool disk_get_image_label(unsigned index, char *label, size_t len)
1412 const char *flabel = NULL;
1417 if (index >= sizeof(disks) / sizeof(disks[0]))
1420 flabel = disks[index].flabel;
1422 if (!flabel || (*flabel == '\0'))
1425 strncpy(label, flabel, len - 1);
1426 label[len - 1] = '\0';
1431 static struct retro_disk_control_callback disk_control = {
1432 .set_eject_state = disk_set_eject_state,
1433 .get_eject_state = disk_get_eject_state,
1434 .get_image_index = disk_get_image_index,
1435 .set_image_index = disk_set_image_index,
1436 .get_num_images = disk_get_num_images,
1437 .replace_image_index = disk_replace_image_index,
1438 .add_image_index = disk_add_image_index,
1441 static struct retro_disk_control_ext_callback disk_control_ext = {
1442 .set_eject_state = disk_set_eject_state,
1443 .get_eject_state = disk_get_eject_state,
1444 .get_image_index = disk_get_image_index,
1445 .set_image_index = disk_set_image_index,
1446 .get_num_images = disk_get_num_images,
1447 .replace_image_index = disk_replace_image_index,
1448 .add_image_index = disk_add_image_index,
1449 .set_initial_image = disk_set_initial_image,
1450 .get_image_path = disk_get_image_path,
1451 .get_image_label = disk_get_image_label,
1454 static char base_dir[1024];
1456 static bool read_m3u(const char *file)
1459 char name[PATH_MAX];
1460 FILE *fp = fopen(file, "r");
1464 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
1468 char *carrige_return = strchr(line, '\r');
1470 *carrige_return = '\0';
1471 char *newline = strchr(line, '\n');
1475 if (line[0] != '\0')
1477 char disk_label[PATH_MAX];
1478 disk_label[0] = '\0';
1480 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1481 disks[disk_count].fname = strdup(name);
1483 get_disk_label(disk_label, name, PATH_MAX);
1484 disks[disk_count].flabel = strdup(disk_label);
1491 return (disk_count != 0);
1494 static void extract_directory(char *buf, const char *path, size_t size)
1497 strncpy(buf, path, size - 1);
1498 buf[size - 1] = '\0';
1500 base = strrchr(buf, '/');
1502 base = strrchr(buf, '\\');
1513 // raw cdrom support
1515 #include "vfs/vfs_implementation.h"
1516 #include "vfs/vfs_implementation_cdrom.h"
1517 #include "libretro-cdrom.h"
1518 #include "rthreads/rthreads.h"
1519 #include "retro_timers.h"
1521 unsigned char buf[2352];
1525 libretro_vfs_implementation_file *h;
1530 struct cached_buf *buf;
1531 unsigned int buf_cnt, thread_exit, do_prefetch;
1532 unsigned int total_lba, prefetch_lba;
1535 static void lbacache_do(unsigned int lba)
1537 unsigned char m, s, f, buf[2352];
1538 unsigned int i = lba % rcdrom.buf_cnt;
1541 cdrom_lba_to_msf(lba + 150, &m, &s, &f);
1542 slock_lock(rcdrom.read_lock);
1543 ret = cdrom_read_sector(rcdrom.h, lba, buf);
1544 slock_lock(rcdrom.buf_lock);
1545 slock_unlock(rcdrom.read_lock);
1546 //printf("%d:%02d:%02d m%d f%d\n", m, s, f, buf[12+3], ((buf[12+4+2] >> 5) & 1) + 1);
1548 rcdrom.do_prefetch = 0;
1549 slock_unlock(rcdrom.buf_lock);
1550 LogErr("cdrom_read_sector failed for lba %d\n", ret, lba);
1554 if (lba != rcdrom.buf[i].lba) {
1555 memcpy(rcdrom.buf[i].buf, buf, sizeof(rcdrom.buf[i].buf));
1556 rcdrom.buf[i].lba = lba;
1558 slock_unlock(rcdrom.buf_lock);
1559 retro_sleep(0); // why does the main thread stall without this?
1562 static int lbacache_get(unsigned int lba, void *buf)
1567 i = lba % rcdrom.buf_cnt;
1568 slock_lock(rcdrom.buf_lock);
1569 if (lba == rcdrom.buf[i].lba) {
1570 memcpy(buf, rcdrom.buf[i].buf, 2352);
1573 slock_unlock(rcdrom.buf_lock);
1577 static void rcdrom_prefetch_thread(void *unused)
1579 unsigned int buf_cnt, lba, lba_to;
1581 slock_lock(rcdrom.buf_lock);
1582 while (!rcdrom.thread_exit)
1585 __asm__ __volatile__("":::"memory"); // barrier
1587 if (!rcdrom.do_prefetch)
1588 scond_wait(rcdrom.cond, rcdrom.buf_lock);
1589 if (!rcdrom.do_prefetch || !rcdrom.h || rcdrom.thread_exit)
1592 buf_cnt = rcdrom.buf_cnt;
1593 lba = rcdrom.prefetch_lba;
1594 lba_to = lba + buf_cnt;
1595 if (lba_to > rcdrom.total_lba)
1596 lba_to = rcdrom.total_lba;
1597 for (; lba < lba_to; lba++) {
1598 if (lba != rcdrom.buf[lba % buf_cnt].lba)
1601 if (lba == lba_to) {
1603 rcdrom.do_prefetch = 0;
1607 slock_unlock(rcdrom.buf_lock);
1609 slock_lock(rcdrom.buf_lock);
1611 slock_unlock(rcdrom.buf_lock);
1614 static void rcdrom_stop_thread(void)
1616 rcdrom.thread_exit = 1;
1617 if (rcdrom.buf_lock) {
1618 slock_lock(rcdrom.buf_lock);
1619 rcdrom.do_prefetch = 0;
1621 scond_signal(rcdrom.cond);
1622 slock_unlock(rcdrom.buf_lock);
1624 if (rcdrom.thread) {
1625 sthread_join(rcdrom.thread);
1626 rcdrom.thread = NULL;
1628 if (rcdrom.cond) { scond_free(rcdrom.cond); rcdrom.cond = NULL; }
1629 if (rcdrom.buf_lock) { slock_free(rcdrom.buf_lock); rcdrom.buf_lock = NULL; }
1630 if (rcdrom.read_lock) { slock_free(rcdrom.read_lock); rcdrom.read_lock = NULL; }
1635 // the thread is optional, if anything fails we can do direct reads
1636 static void rcdrom_start_thread(void)
1638 rcdrom_stop_thread();
1639 rcdrom.thread_exit = rcdrom.prefetch_lba = rcdrom.do_prefetch = 0;
1640 if (rcdrom.buf_cnt == 0)
1642 rcdrom.buf = calloc(rcdrom.buf_cnt, sizeof(rcdrom.buf[0]));
1643 rcdrom.buf_lock = slock_new();
1644 rcdrom.read_lock = slock_new();
1645 rcdrom.cond = scond_new();
1646 if (rcdrom.buf && rcdrom.buf_lock && rcdrom.read_lock && rcdrom.cond) {
1647 rcdrom.thread = sthread_create(rcdrom_prefetch_thread, NULL);
1648 rcdrom.buf[0].lba = ~0;
1650 if (!rcdrom.thread) {
1651 LogErr("cdrom precache thread init failed.\n");
1652 rcdrom_stop_thread();
1656 static long CALLBACK rcdrom_open(void)
1658 const char *name = GetIsoFile();
1659 //printf("%s %s\n", __func__, name);
1660 rcdrom.h = retro_vfs_file_open_impl(name, RETRO_VFS_FILE_ACCESS_READ,
1661 RETRO_VFS_FILE_ACCESS_HINT_NONE);
1663 int ret = cdrom_set_read_speed_x(rcdrom.h, 4);
1664 if (ret) LogErr("CD speed set failed\n");
1665 const cdrom_toc_t *toc = retro_vfs_file_get_cdrom_toc();
1666 const cdrom_track_t *last = &toc->track[toc->num_tracks - 1];
1667 unsigned int lba = cdrom_msf_to_lba(last->min, last->sec, last->frame) - 150;
1668 rcdrom.total_lba = lba + last->track_size;
1669 //cdrom_get_current_config_random_readable(rcdrom.h);
1670 //cdrom_get_current_config_multiread(rcdrom.h);
1671 //cdrom_get_current_config_cdread(rcdrom.h);
1672 //cdrom_get_current_config_profiles(rcdrom.h);
1673 rcdrom_start_thread();
1676 LogErr("retro_vfs_file_open failed for '%s'\n", name);
1680 static long CALLBACK rcdrom_close(void)
1682 //printf("%s\n", __func__);
1684 rcdrom_stop_thread();
1685 retro_vfs_file_close_impl(rcdrom.h);
1691 static long CALLBACK rcdrom_getTN(unsigned char *tn)
1693 const cdrom_toc_t *toc = retro_vfs_file_get_cdrom_toc();
1695 tn[1] = toc->num_tracks;
1696 //printf("%s -> %d %d\n", __func__, tn[0], tn[1]);
1700 static long CALLBACK rcdrom_getTD(unsigned char track, unsigned char *rt)
1702 const cdrom_toc_t *toc = retro_vfs_file_get_cdrom_toc();
1703 rt[0] = 0, rt[1] = 2, rt[2] = 0;
1705 cdrom_lba_to_msf(rcdrom.total_lba + 150, &rt[2], &rt[1], &rt[0]);
1707 else if (track <= toc->num_tracks) {
1709 rt[2] = toc->track[i].min;
1710 rt[1] = toc->track[i].sec;
1711 rt[0] = toc->track[i].frame;
1713 //printf("%s %d -> %d:%02d:%02d\n", __func__, track, rt[2], rt[1], rt[0]);
1717 static long CALLBACK rcdrom_prefetch(unsigned char m, unsigned char s, unsigned char f)
1719 unsigned int lba = cdrom_msf_to_lba(m, s, f) - 150;
1720 if (rcdrom.cond && rcdrom.h) {
1721 rcdrom.prefetch_lba = lba;
1722 rcdrom.do_prefetch = 1;
1723 scond_signal(rcdrom.cond);
1726 unsigned int c = rcdrom.buf_cnt;
1728 return rcdrom.buf[lba % c].lba == lba;
1733 static int rcdrom_read_msf(unsigned char m, unsigned char s, unsigned char f,
1734 void *buf, const char *func)
1736 unsigned int lba = cdrom_msf_to_lba(m, s, f) - 150;
1737 int hit = 0, ret = -1;
1738 if (rcdrom.buf_lock)
1739 hit = lbacache_get(lba, buf);
1740 if (!hit && rcdrom.read_lock) {
1741 // maybe still prefetching
1742 slock_lock(rcdrom.read_lock);
1743 slock_unlock(rcdrom.read_lock);
1744 hit = lbacache_get(lba, buf);
1749 slock_t *lock = rcdrom.read_lock;
1750 rcdrom.do_prefetch = 0;
1754 ret = cdrom_read_sector(rcdrom.h, lba, buf);
1760 //printf("%s %d:%02d:%02d -> %d hit %d\n", func, m, s, f, ret, hit);
1764 static boolean CALLBACK rcdrom_readTrack(unsigned char *time)
1766 unsigned char m = btoi(time[0]), s = btoi(time[1]), f = btoi(time[2]);
1767 return !rcdrom_read_msf(m, s, f, ISOgetBuffer() - 12, __func__);
1770 static long CALLBACK rcdrom_readCDDA(unsigned char m, unsigned char s, unsigned char f,
1771 unsigned char *buffer)
1773 return rcdrom_read_msf(m, s, f, buffer, __func__);
1776 static unsigned char * CALLBACK rcdrom_getBuffer(void)
1778 //printf("%s\n", __func__);
1779 return ISOgetBuffer();
1782 static unsigned char * CALLBACK rcdrom_getBufferSub(int sector)
1784 //printf("%s %d %d\n", __func__, sector, rcdrom_h->cdrom.last_frame_lba);
1788 static long CALLBACK rcdrom_getStatus(struct CdrStat *stat)
1790 const cdrom_toc_t *toc = retro_vfs_file_get_cdrom_toc();
1791 //printf("%s %p\n", __func__, stat);
1792 CDR__getStatus(stat);
1793 stat->Type = toc->track[0].audio ? 2 : 1;
1796 #endif // HAVE_CDROM
1798 #if defined(__QNX__) || defined(_WIN32)
1799 /* Blackberry QNX doesn't have strcasestr */
1802 * Find the first occurrence of find in s, ignore case.
1805 strcasestr(const char *s, const char *find)
1810 if ((c = *find++) != 0)
1812 c = tolower((unsigned char)c);
1818 if ((sc = *s++) == 0)
1820 } while ((char)tolower((unsigned char)sc) != c);
1821 } while (strncasecmp(s, find, len) != 0);
1828 static void set_retro_memmap(void)
1831 struct retro_memory_map retromap = { 0 };
1832 struct retro_memory_descriptor mmap = {
1833 0, psxM, 0, 0, 0, 0, 0x200000
1836 retromap.descriptors = &mmap;
1837 retromap.num_descriptors = 1;
1839 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1843 static void show_notification(const char *msg_str,
1844 unsigned duration_ms, unsigned priority)
1846 if (msg_interface_version >= 1)
1848 struct retro_message_ext msg = {
1853 RETRO_MESSAGE_TARGET_ALL,
1854 RETRO_MESSAGE_TYPE_NOTIFICATION,
1857 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
1861 struct retro_message msg = {
1865 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1869 static void retro_audio_buff_status_cb(
1870 bool active, unsigned occupancy, bool underrun_likely)
1872 retro_audio_buff_active = active;
1873 retro_audio_buff_occupancy = occupancy;
1874 retro_audio_buff_underrun = underrun_likely;
1877 static void retro_set_audio_buff_status_cb(void)
1879 if (frameskip_type == FRAMESKIP_NONE)
1881 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1882 retro_audio_latency = 0;
1886 bool calculate_audio_latency = true;
1888 if (frameskip_type == FRAMESKIP_FIXED_INTERVAL)
1889 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1892 struct retro_audio_buffer_status_callback buf_status_cb;
1893 buf_status_cb.callback = retro_audio_buff_status_cb;
1894 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1897 retro_audio_buff_active = false;
1898 retro_audio_buff_occupancy = 0;
1899 retro_audio_buff_underrun = false;
1900 retro_audio_latency = 0;
1901 calculate_audio_latency = false;
1905 if (calculate_audio_latency)
1907 /* Frameskip is enabled - increase frontend
1908 * audio latency to minimise potential
1909 * buffer underruns */
1910 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1912 /* Set latency to 6x current frame time... */
1913 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1915 /* ...then round up to nearest multiple of 32 */
1916 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1920 update_audio_latency = true;
1921 frameskip_counter = 0;
1924 static void update_variables(bool in_flight);
1925 bool retro_load_game(const struct retro_game_info *info)
1928 unsigned int cd_index = 0;
1929 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
1930 bool is_exe = (strcasestr(info->path, ".exe") != NULL);
1933 struct retro_input_descriptor desc[] = {
1934 #define JOYP(port) \
1935 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1936 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1937 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1938 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1939 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1940 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1941 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1942 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1943 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1944 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1945 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1946 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1947 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1948 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1949 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1950 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1951 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1952 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1953 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1954 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" }, \
1955 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER, "Gun Trigger" }, \
1956 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD, "Gun Reload" }, \
1957 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A, "Gun Aux A" }, \
1958 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B, "Gun Aux B" }, \
1959 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_START, "Gun Start" },
1975 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1977 #ifdef FRONTEND_SUPPORTS_RGB565
1978 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1979 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
1981 SysPrintf("RGB565 supported, using it\n");
1985 if (info == NULL || info->path == NULL)
1987 LogErr("info->path required\n");
1991 update_variables(false);
2001 extract_directory(base_dir, info->path, sizeof(base_dir));
2005 if (!read_m3u(info->path))
2007 LogErr("failed to read m3u file\n");
2013 char disk_label[PATH_MAX];
2014 disk_label[0] = '\0';
2017 disks[0].fname = strdup(info->path);
2019 get_disk_label(disk_label, info->path, PATH_MAX);
2020 disks[0].flabel = strdup(disk_label);
2023 /* If this is an M3U file, attempt to set the
2024 * initial disk image */
2025 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
2027 const char *fname = disks[disk_initial_index].fname;
2029 if (fname && (*fname != '\0'))
2030 if (strcmp(disk_initial_path, fname) == 0)
2031 cd_index = disk_initial_index;
2034 set_cd_image(disks[cd_index].fname);
2035 disk_current_index = cd_index;
2037 /* have to reload after set_cd_image for correct cdr plugin */
2038 if (LoadPlugins() == -1)
2040 LogErr("failed to load plugins\n");
2043 if (!strncmp(info->path, "cdrom:", 6))
2046 CDR_open = rcdrom_open;
2047 CDR_close = rcdrom_close;
2048 CDR_getTN = rcdrom_getTN;
2049 CDR_getTD = rcdrom_getTD;
2050 CDR_readTrack = rcdrom_readTrack;
2051 CDR_getBuffer = rcdrom_getBuffer;
2052 CDR_getBufferSub = rcdrom_getBufferSub;
2053 CDR_getStatus = rcdrom_getStatus;
2054 CDR_readCDDA = rcdrom_readCDDA;
2055 CDR_prefetch = rcdrom_prefetch;
2056 #elif !defined(USE_LIBRETRO_VFS)
2058 LogErr("%s\n", "Physical CD-ROM support is not compiled in.");
2059 show_notification("Physical CD-ROM support is not compiled in.", 6000, 3);
2067 if (OpenPlugins() == -1)
2069 LogErr("failed to open plugins\n");
2073 /* Handle multi-disk images (i.e. PBP)
2074 * > Cannot do this until after OpenPlugins() is
2075 * called (since this sets the value of
2076 * cdrIsoMultidiskCount) */
2077 if (!is_m3u && (cdrIsoMultidiskCount > 1))
2079 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
2081 /* Small annoyance: We need to change the label
2082 * of disk 0, so have to clear existing entries */
2083 if (disks[0].fname != NULL)
2084 free(disks[0].fname);
2085 disks[0].fname = NULL;
2087 if (disks[0].flabel != NULL)
2088 free(disks[0].flabel);
2089 disks[0].flabel = NULL;
2091 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
2093 char disk_name[PATH_MAX - 16] = { 0 };
2094 char disk_label[PATH_MAX] = { 0 };
2096 disks[i].fname = strdup(info->path);
2098 get_disk_label(disk_name, info->path, sizeof(disk_name));
2099 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
2100 disks[i].flabel = strdup(disk_label);
2102 disks[i].internal_index = i;
2105 /* This is not an M3U file, so initial disk
2106 * image has not yet been set - attempt to
2108 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
2110 const char *fname = disks[disk_initial_index].fname;
2112 if (fname && (*fname != '\0'))
2113 if (strcmp(disk_initial_path, fname) == 0)
2114 cd_index = disk_initial_index;
2120 CdromLabel[0] = '\0';
2122 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
2123 disk_current_index = cd_index;
2124 set_cd_image(disks[cd_index].fname);
2126 if (ReloadCdromPlugin() < 0)
2128 LogErr("failed to reload cdr plugins\n");
2133 LogErr("failed to open cdr plugin\n");
2139 /* set ports to use "standard controller" initially */
2140 for (i = 0; i < 8; ++i)
2141 in_type[i] = PSE_PAD_TYPE_STANDARD;
2143 plugin_call_rearmed_cbs();
2144 /* dfinput_activate(); */
2146 if (!is_exe && CheckCdrom() == -1)
2148 LogErr("unsupported/invalid CD image: %s\n", info->path);
2155 ret = Load(info->path);
2160 LogErr("could not load %s (%d)\n", is_exe ? "exe" : "CD", ret);
2166 retro_set_audio_buff_status_cb();
2168 if (check_unsatisfied_libcrypt())
2169 show_notification("LibCrypt protected game with missing SBI detected", 3000, 3);
2174 unsigned retro_get_region(void)
2176 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
2179 void *retro_get_memory_data(unsigned id)
2181 if (id == RETRO_MEMORY_SAVE_RAM)
2183 else if (id == RETRO_MEMORY_SYSTEM_RAM)
2189 size_t retro_get_memory_size(unsigned id)
2191 if (id == RETRO_MEMORY_SAVE_RAM)
2193 else if (id == RETRO_MEMORY_SYSTEM_RAM)
2199 void retro_reset(void)
2201 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
2206 static const unsigned short retro_psx_map[] = {
2207 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
2208 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
2209 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
2210 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
2211 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
2212 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
2213 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
2214 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
2215 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
2216 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
2217 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
2218 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
2219 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
2220 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
2221 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
2222 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
2224 #define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
2226 //Percentage distance of screen to adjust for Guncon
2227 static int GunconAdjustX = 0;
2228 static int GunconAdjustY = 0;
2230 //Used when out by a percentage with Guncon
2231 static float GunconAdjustRatioX = 1;
2232 static float GunconAdjustRatioY = 1;
2234 static void update_variables(bool in_flight)
2236 struct retro_variable var;
2238 // Always enable GPU_PEOPS_OLD_FRAME_SKIP flag
2239 // (this is set in standalone, with no option
2241 int gpu_peops_fix = GPU_PEOPS_OLD_FRAME_SKIP;
2243 frameskip_type_t prev_frameskip_type;
2246 var.key = "pcsx_rearmed_frameskip_type";
2248 prev_frameskip_type = frameskip_type;
2249 frameskip_type = FRAMESKIP_NONE;
2250 pl_rearmed_cbs.frameskip = 0;
2252 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2254 if (strcmp(var.value, "auto") == 0)
2255 frameskip_type = FRAMESKIP_AUTO;
2256 if (strcmp(var.value, "auto_threshold") == 0)
2257 frameskip_type = FRAMESKIP_AUTO_THRESHOLD;
2258 if (strcmp(var.value, "fixed_interval") == 0)
2259 frameskip_type = FRAMESKIP_FIXED_INTERVAL;
2262 if (frameskip_type != 0)
2263 pl_rearmed_cbs.frameskip = -1;
2266 var.key = "pcsx_rearmed_frameskip_threshold";
2267 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2269 frameskip_threshold = strtol(var.value, NULL, 10);
2273 var.key = "pcsx_rearmed_frameskip_interval";
2274 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2276 frameskip_interval = strtol(var.value, NULL, 10);
2280 var.key = "pcsx_rearmed_region";
2281 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2284 if (strcmp(var.value, "auto") == 0)
2286 else if (strcmp(var.value, "NTSC") == 0)
2288 else if (strcmp(var.value, "PAL") == 0)
2295 var.key = "pcsx_rearmed_negcon_deadzone";
2296 negcon_deadzone = 0;
2297 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2299 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
2303 var.key = "pcsx_rearmed_negcon_response";
2304 negcon_linearity = 1;
2305 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2307 if (strcmp(var.value, "quadratic") == 0)
2309 negcon_linearity = 2;
2311 else if (strcmp(var.value, "cubic") == 0)
2313 negcon_linearity = 3;
2318 var.key = "pcsx_rearmed_analog_axis_modifier";
2319 axis_bounds_modifier = true;
2320 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2322 if (strcmp(var.value, "square") == 0)
2324 axis_bounds_modifier = true;
2326 else if (strcmp(var.value, "circle") == 0)
2328 axis_bounds_modifier = false;
2333 var.key = "pcsx_rearmed_vibration";
2335 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2337 if (strcmp(var.value, "disabled") == 0)
2338 in_enable_vibration = 0;
2339 else if (strcmp(var.value, "enabled") == 0)
2340 in_enable_vibration = 1;
2344 var.key = "pcsx_rearmed_analog_combo";
2346 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2348 if (strcmp(var.value, "l1+r1+select") == 0)
2349 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2350 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_SELECT);
2351 else if (strcmp(var.value, "l1+r1+start") == 0)
2352 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2353 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_START);
2354 else if (strcmp(var.value, "l1+r1+l3") == 0)
2355 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2356 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_L3);
2357 else if (strcmp(var.value, "l1+r1+r3") == 0)
2358 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2359 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_R3);
2360 else if (strcmp(var.value, "l3+r3") == 0)
2361 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L3) |
2362 (1 << RETRO_DEVICE_ID_JOYPAD_R3);
2364 in_dualshock_analog_combo = 0;
2368 var.key = "pcsx_rearmed_dithering";
2370 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2372 if (strcmp(var.value, "disabled") == 0)
2374 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
2375 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
2376 pl_rearmed_cbs.gpu_unai.dithering = 0;
2378 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
2381 else if (strcmp(var.value, "enabled") == 0)
2383 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2384 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
2385 pl_rearmed_cbs.gpu_unai.dithering = 1;
2387 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
2394 var.key = "pcsx_rearmed_neon_interlace_enable_v2";
2396 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2398 if (strcmp(var.value, "disabled") == 0)
2399 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
2400 else if (strcmp(var.value, "enabled") == 0)
2401 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
2403 pl_rearmed_cbs.gpu_neon.allow_interlace = 2;
2407 var.key = "pcsx_rearmed_neon_enhancement_enable";
2409 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2411 if (strcmp(var.value, "disabled") == 0)
2412 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
2413 else if (strcmp(var.value, "enabled") == 0)
2414 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
2418 var.key = "pcsx_rearmed_neon_enhancement_no_main";
2420 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2422 if (strcmp(var.value, "enabled") == 0)
2423 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
2425 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
2429 var.key = "pcsx_rearmed_neon_enhancement_tex_adj";
2431 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2433 if (strcmp(var.value, "enabled") == 0)
2434 pl_rearmed_cbs.gpu_neon.enhancement_tex_adj = 1;
2436 pl_rearmed_cbs.gpu_neon.enhancement_tex_adj = 0;
2441 var.key = "pcsx_rearmed_display_internal_fps";
2443 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2445 if (strcmp(var.value, "disabled") == 0)
2446 display_internal_fps = false;
2447 else if (strcmp(var.value, "enabled") == 0)
2448 display_internal_fps = true;
2453 var.key = "pcsx_rearmed_phys_cd_readahead";
2454 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2456 long newval = strtol(var.value, NULL, 10);
2457 bool changed = rcdrom.buf_cnt != newval;
2458 if (rcdrom.h && changed)
2459 rcdrom_stop_thread();
2460 rcdrom.buf_cnt = newval;
2461 if (rcdrom.h && changed) {
2462 rcdrom_start_thread();
2463 if (rcdrom.cond && rcdrom.prefetch_lba) {
2464 rcdrom.do_prefetch = 1;
2465 scond_signal(rcdrom.cond);
2472 // CPU emulation related config
2475 var.key = "pcsx_rearmed_drc";
2477 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
2478 var.value = "enabled";
2481 R3000Acpu *prev_cpu = psxCpu;
2485 Config.Cpu = CPU_INTERPRETER;
2488 if (strcmp(var.value, "disabled") == 0)
2489 Config.Cpu = CPU_INTERPRETER;
2490 else if (strcmp(var.value, "enabled") == 0)
2491 Config.Cpu = CPU_DYNAREC;
2493 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
2494 if (psxCpu != prev_cpu)
2496 prev_cpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL);
2497 prev_cpu->Shutdown();
2500 psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL);
2503 #endif /* !DRC_DISABLE */
2506 var.key = "pcsx_rearmed_psxclock";
2507 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2509 int psxclock = atoi(var.value);
2510 Config.cycle_multiplier = 10000 / psxclock;
2513 #if !defined(DRC_DISABLE) && !defined(LIGHTREC)
2515 var.key = "pcsx_rearmed_nosmccheck";
2516 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2518 if (strcmp(var.value, "enabled") == 0)
2519 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
2521 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2525 var.key = "pcsx_rearmed_gteregsunneeded";
2526 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2528 if (strcmp(var.value, "enabled") == 0)
2529 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2531 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2535 var.key = "pcsx_rearmed_nogteflags";
2536 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2538 if (strcmp(var.value, "enabled") == 0)
2539 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2541 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2545 var.key = "pcsx_rearmed_nocompathacks";
2546 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2548 if (strcmp(var.value, "enabled") == 0)
2549 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2551 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2553 #endif /* !DRC_DISABLE && !LIGHTREC */
2556 var.key = "pcsx_rearmed_nostalls";
2557 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2559 if (strcmp(var.value, "enabled") == 0)
2560 Config.DisableStalls = 1;
2562 Config.DisableStalls = 0;
2566 var.key = "pcsx_rearmed_icache_emulation";
2567 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2569 if (strcmp(var.value, "disabled") == 0)
2570 Config.icache_emulation = 0;
2571 else if (strcmp(var.value, "enabled") == 0)
2572 Config.icache_emulation = 1;
2576 var.key = "pcsx_rearmed_exception_emulation";
2577 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2579 if (strcmp(var.value, "enabled") == 0)
2580 Config.PreciseExceptions = 1;
2582 Config.PreciseExceptions = 0;
2585 psxCpu->ApplyConfig();
2587 // end of CPU emu config
2591 var.key = "pcsx_rearmed_spu_reverb";
2593 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2595 if (strcmp(var.value, "disabled") == 0)
2596 spu_config.iUseReverb = false;
2597 else if (strcmp(var.value, "enabled") == 0)
2598 spu_config.iUseReverb = true;
2602 var.key = "pcsx_rearmed_spu_interpolation";
2604 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2606 if (strcmp(var.value, "simple") == 0)
2607 spu_config.iUseInterpolation = 1;
2608 else if (strcmp(var.value, "gaussian") == 0)
2609 spu_config.iUseInterpolation = 2;
2610 else if (strcmp(var.value, "cubic") == 0)
2611 spu_config.iUseInterpolation = 3;
2612 else if (strcmp(var.value, "off") == 0)
2613 spu_config.iUseInterpolation = 0;
2618 var.key = "pcsx_rearmed_spu_thread";
2619 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2621 if (strcmp(var.value, "enabled") == 0)
2622 spu_config.iUseThread = 1;
2624 spu_config.iUseThread = 0;
2628 #if 0 // currently disabled, see USE_READ_THREAD in libpcsxcore/cdriso.c
2629 if (P_HAVE_PTHREAD) {
2631 var.key = "pcsx_rearmed_async_cd";
2632 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2634 if (strcmp(var.value, "async") == 0)
2637 Config.CHD_Precache = 0;
2639 else if (strcmp(var.value, "sync") == 0)
2642 Config.CHD_Precache = 0;
2644 else if (strcmp(var.value, "precache") == 0)
2647 Config.CHD_Precache = 1;
2654 var.key = "pcsx_rearmed_noxadecoding";
2655 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2657 if (strcmp(var.value, "disabled") == 0)
2664 var.key = "pcsx_rearmed_nocdaudio";
2665 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2667 if (strcmp(var.value, "disabled") == 0)
2674 var.key = "pcsx_rearmed_gpu_slow_llists";
2675 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2677 if (strcmp(var.value, "disabled") == 0)
2678 Config.GpuListWalking = 0;
2679 else if (strcmp(var.value, "enabled") == 0)
2680 Config.GpuListWalking = 1;
2682 Config.GpuListWalking = -1;
2686 var.key = "pcsx_rearmed_screen_centering";
2687 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2689 if (strcmp(var.value, "game") == 0)
2690 pl_rearmed_cbs.screen_centering_type = 1;
2691 else if (strcmp(var.value, "borderless") == 0)
2692 pl_rearmed_cbs.screen_centering_type = 2;
2693 else if (strcmp(var.value, "manual") == 0)
2694 pl_rearmed_cbs.screen_centering_type = 3;
2696 pl_rearmed_cbs.screen_centering_type = 0;
2700 var.key = "pcsx_rearmed_screen_centering_x";
2701 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2703 pl_rearmed_cbs.screen_centering_x = atoi(var.value);
2707 var.key = "pcsx_rearmed_screen_centering_y";
2708 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2710 pl_rearmed_cbs.screen_centering_y = atoi(var.value);
2713 #ifdef THREAD_RENDERING
2714 var.key = "pcsx_rearmed_gpu_thread_rendering";
2717 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2719 if (strcmp(var.value, "disabled") == 0)
2720 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
2721 else if (strcmp(var.value, "sync") == 0)
2722 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
2723 else if (strcmp(var.value, "async") == 0)
2724 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
2730 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
2732 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2734 if (strcmp(var.value, "enabled") == 0)
2735 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
2739 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
2741 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2743 if (strcmp(var.value, "enabled") == 0)
2744 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
2748 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
2750 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2752 if (strcmp(var.value, "enabled") == 0)
2753 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
2757 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
2759 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2761 if (strcmp(var.value, "enabled") == 0)
2762 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
2766 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
2768 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2770 if (strcmp(var.value, "enabled") == 0)
2771 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
2775 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
2777 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2779 if (strcmp(var.value, "enabled") == 0)
2780 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
2784 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
2786 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2788 if (strcmp(var.value, "enabled") == 0)
2789 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
2793 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
2795 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2797 if (strcmp(var.value, "enabled") == 0)
2798 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
2801 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
2802 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
2806 /* Note: This used to be an option, but it only works
2807 * (correctly) when running high resolution games
2808 * (480i, 512i) and has been obsoleted by
2809 * pcsx_rearmed_gpu_unai_scale_hires */
2810 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2811 /* Note: This used to be an option, but it has no
2812 * discernable effect and has been obsoleted by
2813 * pcsx_rearmed_gpu_unai_scale_hires */
2814 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2816 var.key = "pcsx_rearmed_gpu_unai_lighting";
2819 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2821 if (strcmp(var.value, "disabled") == 0)
2822 pl_rearmed_cbs.gpu_unai.lighting = 0;
2823 else if (strcmp(var.value, "enabled") == 0)
2824 pl_rearmed_cbs.gpu_unai.lighting = 1;
2827 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2830 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2832 if (strcmp(var.value, "disabled") == 0)
2833 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2834 else if (strcmp(var.value, "enabled") == 0)
2835 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2838 var.key = "pcsx_rearmed_gpu_unai_blending";
2841 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2843 if (strcmp(var.value, "disabled") == 0)
2844 pl_rearmed_cbs.gpu_unai.blending = 0;
2845 else if (strcmp(var.value, "enabled") == 0)
2846 pl_rearmed_cbs.gpu_unai.blending = 1;
2849 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2852 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2854 if (strcmp(var.value, "disabled") == 0)
2855 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2856 else if (strcmp(var.value, "enabled") == 0)
2857 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2862 var.key = "pcsx_rearmed_crosshair1";
2864 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2866 if (strcmp(var.value, "disabled") == 0)
2867 in_enable_crosshair[0] = 0;
2868 else if (strcmp(var.value, "blue") == 0)
2869 in_enable_crosshair[0] = 0x1F;
2870 else if (strcmp(var.value, "green") == 0)
2871 in_enable_crosshair[0] = 0x7E0;
2872 else if (strcmp(var.value, "red") == 0)
2873 in_enable_crosshair[0] = 0xF800;
2874 else if (strcmp(var.value, "white") == 0)
2875 in_enable_crosshair[0] = 0xFFFF;
2879 var.key = "pcsx_rearmed_crosshair2";
2881 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2883 if (strcmp(var.value, "disabled") == 0)
2884 in_enable_crosshair[1] = 0;
2885 else if (strcmp(var.value, "blue") == 0)
2886 in_enable_crosshair[1] = 0x1F;
2887 else if (strcmp(var.value, "green") == 0)
2888 in_enable_crosshair[1] = 0x7E0;
2889 else if (strcmp(var.value, "red") == 0)
2890 in_enable_crosshair[1] = 0xF800;
2891 else if (strcmp(var.value, "white") == 0)
2892 in_enable_crosshair[1] = 0xFFFF;
2895 //This adjustment process gives the user the ability to manually align the mouse up better
2896 //with where the shots are in the emulator.
2899 var.key = "pcsx_rearmed_konamigunadjustx";
2901 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2903 KonamiGunAdjustX = atof(var.value) / 100.0f;
2907 var.key = "pcsx_rearmed_konamigunadjusty";
2909 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2911 KonamiGunAdjustY = atof(var.value) / 100.0f;
2915 var.key = "pcsx_rearmed_gunconadjustx";
2917 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2919 GunconAdjustX = atoi(var.value);
2923 var.key = "pcsx_rearmed_gunconadjusty";
2925 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2927 GunconAdjustY = atoi(var.value);
2931 var.key = "pcsx_rearmed_gunconadjustratiox";
2933 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2935 GunconAdjustRatioX = atof(var.value);
2939 var.key = "pcsx_rearmed_gunconadjustratioy";
2941 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2943 GunconAdjustRatioY = atof(var.value);
2947 var.key = "pcsx_rearmed_input_sensitivity";
2948 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2950 mouse_sensitivity = atof(var.value);
2956 var.key = "pcsx_rearmed_show_bios_bootlogo";
2957 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2959 Config.SlowBoot = 0;
2960 if (strcmp(var.value, "enabled") == 0)
2961 Config.SlowBoot = 1;
2967 // inform core things about possible config changes
2968 plugin_call_rearmed_cbs();
2970 if (GPU_open != NULL && GPU_close != NULL)
2973 GPU_open(&gpuDisp, "PCSX", NULL);
2976 /* Reinitialise frameskipping, if required */
2977 if (((frameskip_type != prev_frameskip_type)))
2978 retro_set_audio_buff_status_cb();
2980 /* dfinput_activate(); */
2983 update_option_visibility();
2986 // Taken from beetle-psx-libretro
2987 static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
2989 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2990 // feature (or pre-date it) so we need to handle this in a graceful way.
2992 // First, try and get an analog value using the new libretro API constant
2993 uint16_t button = input_state_cb(player_index,
2994 RETRO_DEVICE_ANALOG,
2995 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2997 button = MIN(button / 128, 255);
3001 // If we got exactly zero, we're either not pressing the button, or the front-end
3002 // is not reporting analog values. We need to do a second check using the classic
3003 // digital API method, to at least get some response - better than nothing.
3005 // NOTE: If we're really just not holding the button, we're still going to get zero.
3007 button = (ret & (1 << id)) ? 255 : 0;
3013 unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
3015 float modifier_axis_range = 0;
3019 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
3020 if (modifier_axis_range < 0)
3022 modifier_axis_range = 0;
3024 else if (modifier_axis_range > 255)
3026 modifier_axis_range = 255;
3031 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
3034 return modifier_axis_range;
3037 static void update_input_guncon(int port, int ret)
3040 //Separate pointer and lightgun control types
3042 //Mouse range is -32767 -> 32767
3044 //Use the left analog stick field to store the absolute coordinates
3046 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
3047 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
3049 //Have the Libretro API let /libpcsxcore/plugins.c know when the lightgun is pointed offscreen
3050 //Offscreen value is chosen to be well out of range of any possible scaling done via core options
3051 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))
3053 in_analog_left[port][0] = 65536;
3054 in_analog_left[port][1] = 65536;
3058 in_analog_left[port][0] = ((gunx * GunconAdjustRatioX) + (GunconAdjustX * 655)) / 64 + 512;
3059 in_analog_left[port][1] = ((guny * GunconAdjustRatioY) + (GunconAdjustY * 655)) / 64 + 512;
3062 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
3065 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))
3066 in_keystate[port] |= (1 << DKEY_CIRCLE);
3069 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
3070 in_keystate[port] |= (1 << DKEY_START);
3073 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B))
3074 in_keystate[port] |= (1 << DKEY_CROSS);
3078 static void update_input_justifier(int port, int ret)
3081 //Separate pointer and lightgun control types
3083 //RetroArch lightgun range is -32767 -> 32767 on both axes (positive Y is down)
3085 //JUSTIFIER has 3 controls, Trigger,Special,Start which equal Square,Cross,Start
3088 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))
3089 in_keystate[port] |= (1 << DKEY_SQUARE);
3092 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
3093 in_keystate[port] |= (1 << DKEY_CROSS);
3096 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_START))
3097 in_keystate[port] |= (1 << DKEY_START);
3101 static void update_input_negcon(int port, int ret)
3107 float negcon_twist_amplitude;
3109 // Query digital inputs
3112 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
3113 in_keystate[port] |= (1 << DKEY_UP);
3115 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
3116 in_keystate[port] |= (1 << DKEY_RIGHT);
3118 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
3119 in_keystate[port] |= (1 << DKEY_DOWN);
3121 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
3122 in_keystate[port] |= (1 << DKEY_LEFT);
3124 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
3125 in_keystate[port] |= (1 << DKEY_START);
3127 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
3128 in_keystate[port] |= (1 << DKEY_CIRCLE);
3130 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
3131 in_keystate[port] |= (1 << DKEY_TRIANGLE);
3132 // > neGcon R shoulder (digital)
3133 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
3134 in_keystate[port] |= (1 << DKEY_R1);
3135 // Query analog inputs
3137 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
3138 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
3139 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
3140 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
3141 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
3142 // So we just have to map in_analog_left/right to more
3143 // appropriate inputs...
3146 // >> Get raw analog stick value and account for deadzone
3147 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
3148 if (lsx > negcon_deadzone)
3149 lsx = lsx - negcon_deadzone;
3150 else if (lsx < -negcon_deadzone)
3151 lsx = lsx + negcon_deadzone;
3154 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
3155 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
3156 if (negcon_linearity == 2)
3158 if (negcon_twist_amplitude < 0.0)
3159 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
3161 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
3163 else if (negcon_linearity == 3)
3164 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
3165 // >> Convert to final 'in_analog' integer value [0,255]
3166 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
3168 // >> Handle right analog stick vertical axis mapping...
3169 // - Up (-Y) == accelerate == neGcon I
3170 // - Down (+Y) == brake == neGcon II
3173 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
3176 // Account for deadzone
3177 // (Note: have never encountered a gamepad with significant differences
3178 // in deadzone between left/right analog sticks, so use the regular 'twist'
3180 if (rsy > negcon_deadzone)
3181 rsy = rsy - negcon_deadzone;
3184 // Convert to 'in_analog' integer value [0,255]
3185 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
3189 if (rsy < -negcon_deadzone)
3190 rsy = -1 * (rsy + negcon_deadzone);
3193 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
3196 in_analog_right[port][1] = MAX(
3198 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
3199 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
3202 in_analog_left[port][0] = MAX(
3204 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
3205 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
3208 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
3211 static void update_input_mouse(int port, int ret)
3213 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
3214 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
3216 int x = (int)roundf(raw_x * mouse_sensitivity);
3217 int y = (int)roundf(raw_y * mouse_sensitivity);
3219 if (x > 127) x = 127;
3220 else if (x < -128) x = -128;
3222 if (y > 127) y = 127;
3223 else if (y < -128) y = -128;
3225 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
3226 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
3228 /* left mouse button state */
3229 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
3230 in_keystate[port] |= 1 << 11;
3232 /* right mouse button state */
3233 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
3234 in_keystate[port] |= 1 << 10;
3237 static void update_input(void)
3242 // reset all keystate, query libretro for keystate
3243 for (i = 0; i < PORTS_NUMBER; i++)
3246 int type = in_type[i];
3250 if (type == PSE_PAD_TYPE_NONE)
3253 if (libretro_supports_bitmasks)
3255 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
3256 // undo int16 sign extension (why input_state_cb returns int16 in the first place?)
3257 ret &= (1 << (RETRO_DEVICE_ID_JOYPAD_R3 + 1)) - 1;
3261 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
3263 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
3270 case PSE_PAD_TYPE_GUNCON:
3271 update_input_guncon(i, ret);
3273 case PSE_PAD_TYPE_GUN:
3274 update_input_justifier(i, ret);
3276 case PSE_PAD_TYPE_NEGCON:
3277 update_input_negcon(i, ret);
3279 case PSE_PAD_TYPE_MOUSE:
3280 update_input_mouse(i, ret);
3283 // dualshock ANALOG toggle?
3284 if (type == PSE_PAD_TYPE_ANALOGPAD && in_dualshock_analog_combo != 0
3285 && ret == in_dualshock_analog_combo)
3287 if (!in_dualshock_toggling)
3289 int state = padToggleAnalog(i);
3291 snprintf(msg, sizeof(msg), "ANALOG %s", state ? "ON" : "OFF");
3292 show_notification(msg, 800, 1);
3293 in_dualshock_toggling = true;
3297 in_dualshock_toggling = false;
3299 // Set digital inputs
3300 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
3302 in_keystate[i] |= retro_psx_map[j];
3304 // Query analog inputs
3305 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
3307 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);
3308 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);
3309 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);
3310 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);
3316 static void print_internal_fps(void)
3318 if (display_internal_fps)
3322 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
3324 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
3326 const char *strc = (const char *)str;
3330 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
3332 pl_rearmed_cbs.flip_cnt = 0;
3334 if (msg_interface_version >= 1)
3336 struct retro_message_ext msg = {
3341 RETRO_MESSAGE_TARGET_OSD,
3342 RETRO_MESSAGE_TYPE_STATUS,
3345 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
3349 struct retro_message msg = {
3353 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
3361 void retro_run(void)
3363 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
3373 print_internal_fps();
3375 /* Check whether current frame should
3377 pl_rearmed_cbs.fskip_force = 0;
3378 pl_rearmed_cbs.fskip_dirty = 0;
3380 if (frameskip_type != FRAMESKIP_NONE)
3382 bool skip_frame = false;
3384 switch (frameskip_type)
3386 case FRAMESKIP_AUTO:
3387 skip_frame = retro_audio_buff_active && retro_audio_buff_underrun;
3389 case FRAMESKIP_AUTO_THRESHOLD:
3390 skip_frame = retro_audio_buff_active && (retro_audio_buff_occupancy < frameskip_threshold);
3392 case FRAMESKIP_FIXED_INTERVAL:
3399 if (skip_frame && frameskip_counter < frameskip_interval)
3400 pl_rearmed_cbs.fskip_force = 1;
3403 /* If frameskip/timing settings have changed,
3404 * update frontend audio latency
3405 * > Can do this before or after the frameskip
3406 * check, but doing it after means we at least
3407 * retain the current frame's audio output */
3408 if (update_audio_latency)
3410 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
3411 &retro_audio_latency);
3412 update_audio_latency = false;
3419 bool updated = false;
3420 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
3421 update_variables(true);
3426 if (pl_rearmed_cbs.fskip_dirty == 1) {
3427 if (frameskip_counter < frameskip_interval)
3428 frameskip_counter++;
3429 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
3430 frameskip_counter = 0;
3433 video_cb((vout_fb_dirty || !vout_can_dupe) ? vout_buf_ptr : NULL,
3434 vout_width, vout_height, vout_pitch * 2);
3438 static bool try_use_bios(const char *path, bool preferred_only)
3442 FILE *fp = fopen(path, "rb");
3446 fseek(fp, 0, SEEK_END);
3450 name = strrchr(path, SLASH);
3454 if (preferred_only && size != 512 * 1024)
3456 if (size != 512 * 1024 && size != 4 * 1024 * 1024)
3458 if (strstr(name, "unirom"))
3460 // jp bios have an addidional region check
3461 if (preferred_only && (strcasestr(name, "00.") || strcasestr(name, "j.bin")))
3464 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
3469 #include <sys/types.h>
3472 static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
3474 static const char *substr_pref[] = { "scph", "ps" };
3475 static const char *substr_alt[] = { "scph", "ps", "openbios" };
3481 dir = opendir(dirpath);
3485 // try to find a "better" bios
3486 while ((ent = readdir(dir)))
3488 for (i = 0; i < sizeof(substr_pref) / sizeof(substr_pref[0]); i++)
3490 const char *substr = substr_pref[i];
3491 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
3493 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
3494 ret = try_use_bios(path, true);
3500 // another pass to look for anything fitting, even ps2 bios
3502 while ((ent = readdir(dir)))
3504 for (i = 0; i < sizeof(substr_alt) / sizeof(substr_alt[0]); i++)
3506 const char *substr = substr_alt[i];
3507 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
3509 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
3510 ret = try_use_bios(path, false);
3522 #define find_any_bios(...) false
3525 static void check_system_specs(void)
3528 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
3531 static int init_memcards(void)
3535 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
3536 static const char CARD2_FILE[] = "pcsx-card2.mcd";
3538 // Memcard2 will be handled and is re-enabled if needed using core
3540 // Memcard1 is handled by libretro, doing this will set core to
3541 // skip file io operations for memcard1 like SaveMcd
3542 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
3543 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
3544 init_memcard(Mcd1Data);
3545 // Memcard 2 is managed by the emulator on the filesystem,
3546 // There is no need to initialize Mcd2Data like Mcd1Data.
3548 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
3550 SysPrintf("Memcard 2: %s\n", var.value);
3551 if (memcmp(var.value, "enabled", 7) == 0)
3553 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
3555 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
3557 LogErr("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
3563 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
3564 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
3569 LogErr("Could not get save directory! Could not create memcard 2.");
3577 static void loadPSXBios(void)
3580 char path[PATH_MAX];
3581 unsigned useHLE = 0;
3583 const char *bios[] = {
3584 "PSXONPSP660", "psxonpsp660",
3585 "SCPH101", "scph101",
3586 "SCPH5501", "scph5501",
3587 "SCPH7001", "scph7001",
3588 "SCPH1001", "scph1001"
3591 struct retro_variable var = {
3592 .key = "pcsx_rearmed_bios",
3598 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
3600 if (!strcmp(var.value, "HLE"))
3606 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
3609 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
3611 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
3613 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
3614 found_bios = try_use_bios(path, true);
3620 found_bios = find_any_bios(dir, path, sizeof(path));
3624 SysPrintf("found BIOS file: %s\n", Config.Bios);
3630 const char *msg_str;
3634 msg_str = "BIOS set to \'hle\'";
3635 SysPrintf("Using HLE BIOS.\n");
3636 // shorter as the user probably intentionally wants to use HLE
3641 msg_str = "No PlayStation BIOS file found - add for better compatibility";
3642 SysPrintf("No BIOS files found.\n");
3645 show_notification(msg_str, duration, 2);
3649 void retro_init(void)
3651 unsigned dci_version = 0;
3652 struct retro_rumble_interface rumble;
3655 msg_interface_version = 0;
3656 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
3658 #if defined(__MACH__) && !defined(TVOS)
3659 // magic sauce to make the dynarec work on iOS
3660 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
3664 psxMapHook = pl_3ds_mmap;
3665 psxUnmapHook = pl_3ds_munmap;
3668 if (init_vita_mmap() < 0)
3670 psxMapHook = pl_vita_mmap;
3671 psxUnmapHook = pl_vita_munmap;
3673 ret = emu_core_preinit();
3675 /* emu_core_preinit sets the cpu to dynarec */
3677 Config.Cpu = CPU_INTERPRETER;
3679 ret |= init_memcards();
3681 ret |= emu_core_init();
3684 LogErr("PCSX init failed.\n");
3689 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
3690 #elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && P_HAVE_POSIX_MEMALIGN
3691 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
3692 vout_buf = (void *) 0;
3694 memset(vout_buf, 0, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
3696 vout_buf = calloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT, 2);
3699 vout_buf_ptr = vout_buf;
3703 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
3705 LogWarn("CAN_DUPE reports false\n");
3707 disk_initial_index = 0;
3708 disk_initial_path[0] = '\0';
3709 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
3710 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
3712 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
3715 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
3716 rumble_cb = rumble.set_rumble_state;
3718 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
3719 * we have to do this because cache misses and some IO penalties
3720 * are not emulated. Warning: changing this may break compatibility. */
3721 Config.cycle_multiplier = CYCLE_MULT_DEFAULT;
3722 #if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
3723 Config.cycle_multiplier = 200;
3725 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
3726 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
3728 SaveFuncs.open = save_open;
3729 SaveFuncs.read = save_read;
3730 SaveFuncs.write = save_write;
3731 SaveFuncs.seek = save_seek;
3732 SaveFuncs.close = save_close;
3734 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
3735 libretro_supports_bitmasks = true;
3737 check_system_specs();
3740 void retro_deinit(void)
3749 linearFree(vout_buf);
3758 libretro_supports_bitmasks = false;
3759 libretro_supports_option_categories = false;
3761 show_input_settings = true;
3763 show_advanced_gpu_peops_settings = true;
3766 show_advanced_gpu_unai_settings = true;
3769 /* Have to reset disks struct, otherwise
3770 * fnames/flabels will leak memory */
3772 frameskip_type = FRAMESKIP_NONE;
3773 frameskip_threshold = 0;
3774 frameskip_interval = 0;
3775 frameskip_counter = 0;
3776 retro_audio_buff_active = false;
3777 retro_audio_buff_occupancy = 0;
3778 retro_audio_buff_underrun = false;
3779 retro_audio_latency = 0;
3780 update_audio_latency = false;
3784 #include <psp2/kernel/threadmgr.h>
3785 int usleep(unsigned long us)
3787 sceKernelDelayThread(us);
3791 void SysPrintf(const char *fmt, ...)
3796 va_start(list, fmt);
3797 vsprintf(msg, fmt, list);
3801 log_cb(RETRO_LOG_INFO, "%s", msg);
3804 /* Prints debug-level logs */
3805 void SysDLog(const char *fmt, ...)
3810 va_start(list, fmt);
3811 vsprintf(msg, fmt, list);
3815 log_cb(RETRO_LOG_DEBUG, "%s", msg);
3818 // vim:sw=3:ts=3:expandtab