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libretro: add a few options for the analog combo
[pcsx_rearmed.git] / frontend / libretro.c
CommitLineData
38c2028e 1/*
003cfc63 2 * (C) notaz, 2012,2014,2015
38c2028e 3 *
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
6 */
7
805fe9bc 8#define _GNU_SOURCE 1 // strcasestr
38c2028e 9#include <stdio.h>
10#include <stdlib.h>
11#include <string.h>
74ebc05b 12#include <strings.h>
d148d265 13#ifdef __MACH__
14#include <unistd.h>
15#include <sys/syscall.h>
16#endif
38c2028e 17
7a8d521f 18#ifdef SWITCH
19#include <switch.h>
20#endif
21
38c2028e 22#include "../libpcsxcore/misc.h"
23#include "../libpcsxcore/psxcounters.h"
87e5b45f 24#include "../libpcsxcore/psxmem_map.h"
38c2028e 25#include "../libpcsxcore/new_dynarec/new_dynarec.h"
23ea11bd 26#include "../libpcsxcore/cdrom.h"
27#include "../libpcsxcore/cdriso.h"
6e921e1d 28#include "../libpcsxcore/cheat.h"
7a8d521f 29#include "../libpcsxcore/r3000a.h"
abf09485 30#include "../libpcsxcore/gpu.h"
f3746eea 31#include "../libpcsxcore/database.h"
07c13dfd 32#include "../plugins/dfsound/out.h"
01394a7f 33#include "../plugins/dfsound/spu_config.h"
c82f907a 34#include "cspace.h"
38c2028e 35#include "main.h"
7a8d521f 36#include "menu.h"
38c2028e 37#include "plugin.h"
38#include "plugin_lib.h"
8f2bb0cb 39#include "arm_features.h"
38c2028e 40#include "revision.h"
7a8d521f 41
42#include <libretro.h>
43#include "libretro_core_options.h"
44
45#ifdef USE_LIBRETRO_VFS
46#include <streams/file_stream_transforms.h>
47#endif
48
49#ifdef _3DS
50#include "3ds/3ds_utils.h"
51#endif
52
53#define PORTS_NUMBER 8
54
55#ifndef MIN
56#define MIN(a, b) ((a) < (b) ? (a) : (b))
57#endif
58
59#ifndef MAX
60#define MAX(a, b) ((a) > (b) ? (a) : (b))
61#endif
62
63#define ISHEXDEC ((buf[cursor] >= '0') && (buf[cursor] <= '9')) || ((buf[cursor] >= 'a') && (buf[cursor] <= 'f')) || ((buf[cursor] >= 'A') && (buf[cursor] <= 'F'))
64
65#define INTERNAL_FPS_SAMPLE_PERIOD 64
66
67//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
68static int rebootemu = 0;
38c2028e 69
70static retro_video_refresh_t video_cb;
71static retro_input_poll_t input_poll_cb;
72static retro_input_state_t input_state_cb;
73static retro_environment_t environ_cb;
74static retro_audio_sample_batch_t audio_batch_cb;
7a8d521f 75static retro_set_rumble_state_t rumble_cb;
76static struct retro_log_callback logging;
77static retro_log_printf_t log_cb;
78
79static unsigned msg_interface_version = 0;
38c2028e 80
81static void *vout_buf;
7a8d521f 82static void *vout_buf_ptr;
5d9e675a 83static int vout_width = 256, vout_height = 240, vout_pitch = 256;
308c6e67 84static int vout_fb_dirty;
f6eb0b1c 85static int psx_w, psx_h;
1a6164a1 86static bool vout_can_dupe;
0e5a7b7d 87static bool duping_enable;
7a8d521f 88static bool found_bios;
89static bool display_internal_fps = false;
90static unsigned frame_count = 0;
91static bool libretro_supports_bitmasks = false;
92static bool libretro_supports_option_categories = false;
93static bool show_input_settings = true;
94#ifdef GPU_PEOPS
95static bool show_advanced_gpu_peops_settings = true;
96#endif
97#ifdef GPU_UNAI
98static bool show_advanced_gpu_unai_settings = true;
99#endif
100static float mouse_sensitivity = 1.0f;
6a131b03 101static unsigned int disk_current_index;
7a8d521f 102
103typedef enum
104{
105 FRAMESKIP_NONE = 0,
106 FRAMESKIP_AUTO,
107 FRAMESKIP_AUTO_THRESHOLD,
108 FRAMESKIP_FIXED_INTERVAL
109} frameskip_type_t;
110
111static unsigned frameskip_type = FRAMESKIP_NONE;
112static unsigned frameskip_threshold = 0;
113static unsigned frameskip_interval = 0;
114static unsigned frameskip_counter = 0;
115
116static int retro_audio_buff_active = false;
117static unsigned retro_audio_buff_occupancy = 0;
118static int retro_audio_buff_underrun = false;
119
120static unsigned retro_audio_latency = 0;
121static int update_audio_latency = false;
122
123static unsigned previous_width = 0;
124static unsigned previous_height = 0;
70d56ca3 125
38c2028e 126static int plugins_opened;
17f84149 127static int is_pal_mode;
38c2028e 128
f9f60dae
TK		 129/* memory card data */
130extern char Mcd1Data[MCD_SIZE];
7a8d521f 131extern char Mcd2Data[MCD_SIZE];
f9f60dae 132extern char McdDisable[2];
38c2028e 133
134/* PCSX ReARMed core calls and stuff */
7a8d521f 135int in_type[8] = {
136 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
137 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
138 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
139 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE
140};
141int in_analog_left[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
142int in_analog_right[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
143unsigned short in_keystate[PORTS_NUMBER];
144int in_mouse[8][2];
145int multitap1 = 0;
146int multitap2 = 0;
4e477065 147int in_enable_vibration = 1;
e5241564 148static int in_enable_crosshair[2] = { 0, 0 };
a3d87cd7 149static int in_dualshock_analog_combo = 0;
150static bool in_dualshock_toggling = false;
38c2028e 151
7a8d521f 152// NegCon adjustment parameters
153// > The NegCon 'twist' action is somewhat awkward when mapped
154// to a standard analog stick -> user should be able to tweak
155// response/deadzone for comfort
156// > When response is linear, 'additional' deadzone (set here)
157// may be left at zero, since this is normally handled via in-game
158// options menus
159// > When response is non-linear, deadzone should be set to match the
160// controller being used (otherwise precision may be lost)
161// > negcon_linearity:
162// - 1: Response is linear - recommended when using racing wheel
163// peripherals, not recommended for standard gamepads
164// - 2: Response is quadratic - optimal setting for gamepads
165// - 3: Response is cubic - enables precise fine control, but
166// difficult to use...
167#define NEGCON_RANGE 0x7FFF
168static int negcon_deadzone = 0;
169static int negcon_linearity = 1;
170
171static bool axis_bounds_modifier;
172
805fe9bc 173/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
7a8d521f 174#define VOUT_MAX_WIDTH 1024
805fe9bc 175#define VOUT_MAX_HEIGHT 512
176
7a8d521f 177//Dummy functions
178bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) { return false; }
179void retro_unload_game(void) {}
180static int vout_open(void) { return 0; }
181static void vout_close(void) {}
182static int snd_init(void) { return 0; }
183static void snd_finish(void) {}
184static int snd_busy(void) { return 0; }
185
186#define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
187#define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
188#define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
189#define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
190#define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
191#define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
192#define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
193#define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
194#define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
195
7df396ea
TK		 196static void init_memcard(char *mcd_data)
197{
7a8d521f 198 unsigned off = 0;
199 unsigned i;
7df396ea 200
7a8d521f 201 memset(mcd_data, 0, MCD_SIZE);
7df396ea 202
7a8d521f 203 mcd_data[off++] = 'M';
204 mcd_data[off++] = 'C';
205 off += 0x7d;
206 mcd_data[off++] = 0x0e;
7df396ea 207
7a8d521f 208 for (i = 0; i < 15; i++)
209 {
210 mcd_data[off++] = 0xa0;
211 off += 0x07;
212 mcd_data[off++] = 0xff;
213 mcd_data[off++] = 0xff;
214 off += 0x75;
215 mcd_data[off++] = 0xa0;
216 }
7df396ea 217
7a8d521f 218 for (i = 0; i < 20; i++)
219 {
220 mcd_data[off++] = 0xff;
221 mcd_data[off++] = 0xff;
222 mcd_data[off++] = 0xff;
223 mcd_data[off++] = 0xff;
224 off += 0x04;
225 mcd_data[off++] = 0xff;
226 mcd_data[off++] = 0xff;
227 off += 0x76;
228 }
7df396ea
TK		 229}
230
7a8d521f 231static void set_vout_fb()
38c2028e 232{
7a8d521f 233 struct retro_framebuffer fb = { 0 };
234
235 fb.width = vout_width;
236 fb.height = vout_height;
237 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
238
5d9e675a 239 vout_pitch = vout_width;
240 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565) {
241 vout_buf_ptr = fb.data;
242 if (fb.pitch / 2 != vout_pitch && fb.pitch != vout_width * 2)
243 SysPrintf("got unusual pitch %zd for resolution %dx%d\n", fb.pitch, vout_width, vout_height);
244 vout_pitch = fb.pitch / 2;
245 }
7a8d521f 246 else
247 vout_buf_ptr = vout_buf;
38c2028e 248}
249
e4c83ca6 250static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
38c2028e 251{
7a8d521f 252 vout_width = w;
253 vout_height = h;
f6eb0b1c 254 psx_w = raw_w;
255 psx_h = raw_h;
7a8d521f 256
257 if (previous_width != vout_width || previous_height != vout_height)
258 {
259 previous_width = vout_width;
260 previous_height = vout_height;
261
262 struct retro_system_av_info info;
263 retro_get_system_av_info(&info);
264 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
265 }
266
267 set_vout_fb();
38c2028e 268}
269
cc4f9b70 270#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 271static void convert(void *buf, size_t bytes)
38c2028e 272{
7a8d521f 273 unsigned int i, v, *p = buf;
38c2028e 274
7a8d521f 275 for (i = 0; i < bytes / 4; i++)
276 {
277 v = p[i];
278 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
279 }
38c2028e 280}
46aa5b98 281#endif
38c2028e 282
d6a231b7
S		 283// Function to add crosshairs
284static 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) {
285 for (port = 0; port < 2; port++) {
286 // Draw the horizontal line of the crosshair
287 for (int i = pos_y - thickness / 2; i <= pos_y + thickness / 2; i++) {
288 for (int j = pos_x - size_x / 2; j <= pos_x + size_x / 2; j++) {
289 if ((i + vout_height) >= 0 && (i + vout_height) < bufferStride && j >= 0 && j < bufferStride && in_enable_crosshair[port] > 0)
290 buffer[i * bufferStride + j] = crosshair_color;
291 }
292 }
293
294 // Draw the vertical line of the crosshair
295 for (int i = pos_x - thickness / 2; i <= pos_x + thickness / 2; i++) {
296 for (int j = pos_y - size_y / 2; j <= pos_y + size_y / 2; j++) {
297 if (i >= 0 && i < bufferStride && (j + vout_height) >= 0 && (j + vout_height) < bufferStride && in_enable_crosshair[port] > 0)
298 buffer[j * bufferStride + i] = crosshair_color;
299 }
300 }
301 }
302}
303
304struct CrosshairInfo {
305 int pos_x, pos_y, thickness, size_x, size_y;
306};
307
308// Calculate size and position of crosshairs
309static void CrosshairDimensions(int port, struct CrosshairInfo *info) {
310 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
311 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
312 if (gunx == 32767) // Prevent crosshairs from wrapping around right side of screen to left
313 info->pos_x = (gunx + 32767.0f) * vout_width / 65534.0f - 0.5f;
314 else
315 info->pos_x = (gunx + 32767.0f) * vout_width / 65534.0f;
316 info->pos_y = (guny + 32767.0f) * vout_height / 65534.0f - vout_height;
317 info->thickness = pl_rearmed_cbs.gpu_neon.enhancement_enable ? 4 : 2;
318 info->size_x = psx_w * (pl_rearmed_cbs.gpu_neon.enhancement_enable ? 2 : 1) / 40.0f;
319 info->size_y = psx_h * (pl_rearmed_cbs.gpu_neon.enhancement_enable ? 2 : 1) * (4.0f / 3.0f) / 40.0f;
320}
321
308c6e67 322static void vout_flip(const void *vram, int stride, int bgr24,
323 int x, int y, int w, int h, int dims_changed)
38c2028e 324{
7a8d521f 325 unsigned short *dest = vout_buf_ptr;
326 const unsigned short *src = vram;
5d9e675a 327 int dstride = vout_pitch, h1 = h;
d6a231b7 328 int port = 0;
7a8d521f 329
d6a231b7 330 if (vram == NULL || dims_changed || (in_enable_crosshair[0] + in_enable_crosshair[1]) > 0)
7a8d521f 331 {
308c6e67 332 memset(vout_buf_ptr, 0, dstride * vout_height * 2);
7a8d521f 333 // blanking
308c6e67 334 if (vram == NULL)
335 goto out;
7a8d521f 336 }
337
308c6e67 338 dest += x + y * dstride;
7a8d521f 339
340 if (bgr24)
341 {
342 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
343 for (; h1-- > 0; dest += dstride, src += stride)
344 {
345 bgr888_to_rgb565(dest, src, w * 3);
346 }
347 }
348 else
349 {
350 for (; h1-- > 0; dest += dstride, src += stride)
351 {
352 bgr555_to_rgb565(dest, src, w * 2);
353 }
354 }
38c2028e 355
d6a231b7
S		 356 for (port = 0; port < 2; port++) {
357 if (in_enable_crosshair[port] > 0 && (in_type[port] == PSE_PAD_TYPE_GUNCON || in_type[port] == PSE_PAD_TYPE_GUN))
358 {
359 struct CrosshairInfo crosshairInfo;
360 CrosshairDimensions(port, &crosshairInfo);
361 addCrosshair(port, in_enable_crosshair[port], dest, dstride, crosshairInfo.pos_x, crosshairInfo.pos_y, crosshairInfo.thickness, crosshairInfo.size_x, crosshairInfo.size_y);
362 }
363 }
364
fa56d360 365out:
46aa5b98 366#ifndef FRONTEND_SUPPORTS_RGB565
5d9e675a 367 convert(vout_buf_ptr, vout_pitch * vout_height * 2);
7a8d521f 368#endif
369 vout_fb_dirty = 1;
370 pl_rearmed_cbs.flip_cnt++;
371}
372
373#ifdef _3DS
374typedef struct
375{
376 void *buffer;
377 uint32_t target_map;
378 size_t size;
379 enum psxMapTag tag;
380} psx_map_t;
381
382psx_map_t custom_psx_maps[] = {
383 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
384 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
385 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
386 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
00274bf7 387 { NULL, 0x12000000, 0x201000, MAP_TAG_VRAM }, // 0x00000000
7a8d521f 388};
389
390void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
391 enum psxMapTag tag)
392{
393 (void)is_fixed;
394 (void)addr;
395
396 if (__ctr_svchax)
397 {
398 psx_map_t *custom_map = custom_psx_maps;
399
400 for (; custom_map->size; custom_map++)
401 {
402 if ((custom_map->size == size) && (custom_map->tag == tag))
403 {
404 uint32_t ptr_aligned, tmp;
91da8e32 405 void *ret;
7a8d521f 406
407 custom_map->buffer = malloc(size + 0x1000);
408 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
409
410 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
411 {
412 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
413 exit(1);
414 }
415
91da8e32 416 ret = (void *)custom_map->target_map;
417 memset(ret, 0, size);
418 return ret;
7a8d521f 419 }
420 }
421 }
422
91da8e32 423 return calloc(size, 1);
7a8d521f 424}
425
426void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
427{
428 (void)tag;
429
430 if (__ctr_svchax)
431 {
432 psx_map_t *custom_map = custom_psx_maps;
433
434 for (; custom_map->size; custom_map++)
435 {
436 if ((custom_map->target_map == (uint32_t)ptr))
437 {
438 uint32_t ptr_aligned, tmp;
439
440 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
441
442 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
443
444 free(custom_map->buffer);
445 custom_map->buffer = NULL;
446 return;
447 }
448 }
449 }
450
451 free(ptr);
452}
453#endif
454
455#ifdef VITA
456typedef struct
457{
458 void *buffer;
7a8d521f 459 size_t size;
460 enum psxMapTag tag;
00274bf7 461 int used;
7a8d521f 462} psx_map_t;
463
00274bf7 464static void *addr = NULL;
7a8d521f 465
466psx_map_t custom_psx_maps[] = {
00274bf7 467 { NULL, 0x800000, MAP_TAG_LUTS },
468 { NULL, 0x080000, MAP_TAG_OTHER },
469 { NULL, 0x010000, MAP_TAG_OTHER },
470 { NULL, 0x201000, MAP_TAG_VRAM },
471 { NULL, 0x802000, MAP_TAG_VRAM }, // enhanced renderer
472 { NULL, 0x210000, MAP_TAG_RAM },
7a8d521f 473};
474
475int init_vita_mmap()
476{
477 int n;
478 void *tmpaddr;
479 addr = malloc(64 * 1024 * 1024);
480 if (addr == NULL)
481 return -1;
00274bf7 482 tmpaddr = (void *)(((size_t)addr + 0xFFFFFF) & ~0xFFFFFF);
483 custom_psx_maps[0].buffer = tmpaddr + 0x0000000;
484 custom_psx_maps[1].buffer = tmpaddr + 0x0800000;
485 custom_psx_maps[2].buffer = tmpaddr + 0x0880000;
486 custom_psx_maps[3].buffer = tmpaddr + 0x0900000;
7a8d521f 487 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
00274bf7 488 custom_psx_maps[5].buffer = tmpaddr + 0x2000000;
91da8e32 489 memset(tmpaddr, 0, 0x2210000);
7a8d521f 490#if 0
491 for(n = 0; n < 5; n++){
492 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
493 }
46aa5b98 494#endif
7a8d521f 495 return 0;
496}
497
498void deinit_vita_mmap()
499{
00274bf7 500 size_t i;
501 for (i = 0; i < sizeof(custom_psx_maps) / sizeof(custom_psx_maps[0]); i++) {
502 custom_psx_maps[i].buffer = NULL;
503 custom_psx_maps[i].used = 0;
504 }
7a8d521f 505 free(addr);
506}
507
508void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
509 enum psxMapTag tag)
510{
511 (void)is_fixed;
512 (void)addr;
513
514 psx_map_t *custom_map = custom_psx_maps;
515
516 for (; custom_map->size; custom_map++)
517 {
00274bf7 518 if (custom_map->size == size && custom_map->tag == tag && !custom_map->used)
7a8d521f 519 {
00274bf7 520 custom_map->used = 1;
7a8d521f 521 return custom_map->buffer;
522 }
523 }
524
91da8e32 525 return calloc(size, 1);
38c2028e 526}
527
7a8d521f 528void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
38c2028e 529{
7a8d521f 530 (void)tag;
531
532 psx_map_t *custom_map = custom_psx_maps;
533
534 for (; custom_map->size; custom_map++)
535 {
536 if ((custom_map->buffer == ptr))
537 {
00274bf7 538 custom_map->used = 0;
7a8d521f 539 return;
540 }
541 }
542
543 free(ptr);
38c2028e 544}
7a8d521f 545#endif
38c2028e 546
cc56203b 547static void *pl_mmap(unsigned int size)
548{
7a8d521f 549 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 550}
551
552static void pl_munmap(void *ptr, unsigned int size)
553{
7a8d521f 554 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 555}
556
38c2028e 557struct rearmed_cbs pl_rearmed_cbs = {
7a8d521f 558 .pl_vout_open = vout_open,
559 .pl_vout_set_mode = vout_set_mode,
560 .pl_vout_flip = vout_flip,
561 .pl_vout_close = vout_close,
562 .mmap = pl_mmap,
563 .munmap = pl_munmap,
abf09485 564 .gpu_state_change = gpu_state_change,
7a8d521f 565 /* from psxcounters */
566 .gpu_hcnt = &hSyncCount,
567 .gpu_frame_count = &frame_counter,
38c2028e 568};
569
570void pl_frame_limit(void)
571{
7a8d521f 572 /* called once per frame, make psxCpu->Execute() above return */
da65071f 573 stop++;
38c2028e 574}
575
576void pl_timing_prepare(int is_pal)
577{
7a8d521f 578 is_pal_mode = is_pal;
38c2028e 579}
580
d71c7095 581void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 582{
7a8d521f 583 if (!rumble_cb)
584 return;
585
586 if (in_enable_vibration)
587 {
588 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
589 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
590 }
38c2028e 591}
592
d6a231b7
S		 593//Percentage distance of screen to adjust for Konami Gun
594static float KonamiGunAdjustX = 0;
595static float KonamiGunAdjustY = 0;
596
2db412ad 597void pl_gun_byte2(int port, unsigned char byte)
38c2028e 598{
d6a231b7
S		 599 int irq_count = 4;
600 float justifier_multiplier = 0;
601 int justifier_width = psx_w;
602 int justifier_height = psx_h;
603 int justifier_offscreen = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN);
604 int justifier_reload = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD);
605
606 if (justifier_width == 256)
607 justifier_multiplier = is_pal_mode ? .157086f : .158532f;
608 else if (justifier_width == 320)
609 justifier_multiplier = is_pal_mode ? .196358f : .198166f;
610 else if (justifier_width == 384)
611 justifier_multiplier = is_pal_mode ? .224409f : .226475f;
612 else if (justifier_width == 512)
613 justifier_multiplier = is_pal_mode ? .314173f : .317065f;
614 else // (justifier_width == 640)
615 justifier_multiplier = is_pal_mode ? .392717f : .396332f;
616
617 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
618 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
619
620 //Default offset of +105 for X and -12 for Y is chosen to obtain alignment in Die Hard Trilogy, which has no calibration feature
621 int gunx_scaled = ((gunx + 32767.0f) / 65534.0f + KonamiGunAdjustX) * justifier_width / justifier_multiplier + 105.0f;
622 int guny_scaled = ((guny + 32767.0f) / 65534.0f + KonamiGunAdjustY) * justifier_height - 12.0f;
623
624 if ((byte & 0x10) && !justifier_offscreen && !justifier_reload)
625 {
626 psxScheduleIrq10(irq_count, gunx_scaled, guny_scaled);
627 }
38c2028e 628}
629
630/* sound calls */
7a8d521f 631static void snd_feed(void *buf, int bytes)
38c2028e 632{
7a8d521f 633 if (audio_batch_cb != NULL)
634 audio_batch_cb(buf, bytes / 4);
38c2028e 635}
636
7a8d521f 637void out_register_libretro(struct out_driver *drv)
38c2028e 638{
7a8d521f 639 drv->name = "libretro";
640 drv->init = snd_init;
641 drv->finish = snd_finish;
642 drv->busy = snd_busy;
643 drv->feed = snd_feed;
38c2028e 644}
645
d6a231b7
S		 646#define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
647#define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
648#define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
649#define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
650#define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
651#define RETRO_DEVICE_PSE_JUSTIFIER RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 1)
652#define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
7a8d521f 653
654static char *get_pse_pad_label[] = {
655 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
656};
657
d6a231b7 658static const struct retro_controller_description pads[8] =
38c2028e 659{
d6a231b7
S		 660 { "standard", RETRO_DEVICE_JOYPAD },
661 { "analog", RETRO_DEVICE_PSE_ANALOG },
662 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
663 { "negcon", RETRO_DEVICE_PSE_NEGCON },
664 { "guncon", RETRO_DEVICE_PSE_GUNCON },
665 { "konami gun", RETRO_DEVICE_PSE_JUSTIFIER },
666 { "mouse", RETRO_DEVICE_PSE_MOUSE },
7a8d521f 667 { NULL, 0 },
668};
38c2028e 669
7a8d521f 670static const struct retro_controller_info ports[9] =
38c2028e 671{
7a8d521f 672 { pads, 7 },
673 { pads, 7 },
674 { pads, 7 },
675 { pads, 7 },
676 { pads, 7 },
677 { pads, 7 },
678 { pads, 7 },
679 { pads, 7 },
680 { NULL, 0 },
681};
38c2028e 682
7a8d521f 683/* libretro */
684
685static bool update_option_visibility(void)
07c13dfd 686{
7a8d521f 687 struct retro_variable var = {0};
688 struct retro_core_option_display option_display = {0};
689 bool updated = false;
690 unsigned i;
691
692 /* If frontend supports core option categories
693 * then show/hide core option entries are ignored
694 * and no options should be hidden */
695 if (libretro_supports_option_categories)
696 return false;
697
698 var.key = "pcsx_rearmed_show_input_settings";
699 var.value = NULL;
700
701 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
702 {
703 bool show_input_settings_prev =
704 show_input_settings;
705
706 show_input_settings = true;
707 if (strcmp(var.value, "disabled") == 0)
708 show_input_settings = false;
709
710 if (show_input_settings !=
711 show_input_settings_prev)
712 {
713 char input_option[][50] = {
714 "pcsx_rearmed_analog_axis_modifier",
715 "pcsx_rearmed_vibration",
716 "pcsx_rearmed_multitap",
717 "pcsx_rearmed_negcon_deadzone",
718 "pcsx_rearmed_negcon_response",
719 "pcsx_rearmed_input_sensitivity",
d6a231b7
S		 720 "pcsx_rearmed_crosshair1",
721 "pcsx_rearmed_crosshair2",
722 "pcsx_rearmed_konamigunadjustx",
723 "pcsx_rearmed_konamigunadjusty",
7a8d521f 724 "pcsx_rearmed_gunconadjustx",
725 "pcsx_rearmed_gunconadjusty",
726 "pcsx_rearmed_gunconadjustratiox",
727 "pcsx_rearmed_gunconadjustratioy"
728 };
729
730 option_display.visible = show_input_settings;
731
732 for (i = 0;
733 i < (sizeof(input_option) /
734 sizeof(input_option[0]));
735 i++)
736 {
737 option_display.key = input_option[i];
738 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
739 &option_display);
740 }
741
742 updated = true;
743 }
744 }
745#ifdef GPU_PEOPS
746 var.key = "pcsx_rearmed_show_gpu_peops_settings";
747 var.value = NULL;
748
749 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
750 {
751 bool show_advanced_gpu_peops_settings_prev =
752 show_advanced_gpu_peops_settings;
753
754 show_advanced_gpu_peops_settings = true;
755 if (strcmp(var.value, "disabled") == 0)
756 show_advanced_gpu_peops_settings = false;
757
758 if (show_advanced_gpu_peops_settings !=
759 show_advanced_gpu_peops_settings_prev)
760 {
761 unsigned i;
762 struct retro_core_option_display option_display;
763 char gpu_peops_option[][45] = {
764 "pcsx_rearmed_gpu_peops_odd_even_bit",
765 "pcsx_rearmed_gpu_peops_expand_screen_width",
766 "pcsx_rearmed_gpu_peops_ignore_brightness",
767 "pcsx_rearmed_gpu_peops_disable_coord_check",
768 "pcsx_rearmed_gpu_peops_lazy_screen_update",
769 "pcsx_rearmed_gpu_peops_repeated_triangles",
770 "pcsx_rearmed_gpu_peops_quads_with_triangles",
771 "pcsx_rearmed_gpu_peops_fake_busy_state"
772 };
773
774 option_display.visible = show_advanced_gpu_peops_settings;
775
776 for (i = 0;
777 i < (sizeof(gpu_peops_option) /
778 sizeof(gpu_peops_option[0]));
779 i++)
780 {
781 option_display.key = gpu_peops_option[i];
782 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
783 &option_display);
784 }
785
786 updated = true;
787 }
788 }
789#endif
790#ifdef GPU_UNAI
791 var.key = "pcsx_rearmed_show_gpu_unai_settings";
792 var.value = NULL;
793
794 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
795 {
796 bool show_advanced_gpu_unai_settings_prev =
797 show_advanced_gpu_unai_settings;
798
799 show_advanced_gpu_unai_settings = true;
800 if (strcmp(var.value, "disabled") == 0)
801 show_advanced_gpu_unai_settings = false;
802
803 if (show_advanced_gpu_unai_settings !=
804 show_advanced_gpu_unai_settings_prev)
805 {
806 unsigned i;
807 struct retro_core_option_display option_display;
808 char gpu_unai_option[][40] = {
809 "pcsx_rearmed_gpu_unai_blending",
810 "pcsx_rearmed_gpu_unai_lighting",
811 "pcsx_rearmed_gpu_unai_fast_lighting",
812 "pcsx_rearmed_gpu_unai_scale_hires",
813 };
814
815 option_display.visible = show_advanced_gpu_unai_settings;
816
817 for (i = 0;
818 i < (sizeof(gpu_unai_option) /
819 sizeof(gpu_unai_option[0]));
820 i++)
821 {
822 option_display.key = gpu_unai_option[i];
823 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
824 &option_display);
825 }
826
827 updated = true;
828 }
829 }
830#endif
831 return updated;
07c13dfd 832}
833
e268a47e 834void retro_set_environment(retro_environment_t cb)
835{
7a8d521f 836 bool option_categories = false;
837#ifdef USE_LIBRETRO_VFS
838 struct retro_vfs_interface_info vfs_iface_info;
7d68d030 839#endif
e268a47e 840
841 environ_cb = cb;
842
7a8d521f 843 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
844 log_cb = logging.log;
845
846 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
847
848 /* Set core options
849 * An annoyance: retro_set_environment() can be called
850 * multiple times, and depending upon the current frontend
851 * state various environment callbacks may be disabled.
852 * This means the reported 'categories_supported' status
853 * may change on subsequent iterations. We therefore have
854 * to record whether 'categories_supported' is true on any
855 * iteration, and latch the result */
856 libretro_set_core_options(environ_cb, &option_categories);
857 libretro_supports_option_categories |= option_categories;
858
859 /* If frontend supports core option categories,
860 * any show/hide core option entries are unused
861 * and should be hidden */
862 if (libretro_supports_option_categories)
863 {
864 struct retro_core_option_display option_display;
865 option_display.visible = false;
866
867 option_display.key = "pcsx_rearmed_show_input_settings";
868 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
869 &option_display);
870
871#ifdef GPU_PEOPS
872 option_display.key = "pcsx_rearmed_show_gpu_peops_settings";
873 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
874 &option_display);
875#endif
876#ifdef GPU_UNAI
877 option_display.key = "pcsx_rearmed_show_gpu_unai_settings";
878 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
879 &option_display);
880#endif
881 }
882 /* If frontend does not support core option
883 * categories, core options may be shown/hidden
884 * at runtime. In this case, register 'update
885 * display' callback, so frontend can update
886 * core options menu without calling retro_run() */
887 else
888 {
889 struct retro_core_options_update_display_callback update_display_cb;
890 update_display_cb.callback = update_option_visibility;
891
892 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_UPDATE_DISPLAY_CALLBACK,
893 &update_display_cb);
894 }
895
896#ifdef USE_LIBRETRO_VFS
897 vfs_iface_info.required_interface_version = 1;
898 vfs_iface_info.iface = NULL;
899 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
900 filestream_vfs_init(&vfs_iface_info);
901#endif
e268a47e 902}
903
38c2028e 904void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
905void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
906void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
907void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
908void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
909
910unsigned retro_api_version(void)
911{
7a8d521f 912 return RETRO_API_VERSION;
913}
914
915static void update_multitap(void)
916{
917 struct retro_variable var = { 0 };
918
919 multitap1 = 0;
920 multitap2 = 0;
921
922 var.value = NULL;
923 var.key = "pcsx_rearmed_multitap";
924 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
925 {
926 if (strcmp(var.value, "port 1") == 0)
927 multitap1 = 1;
928 else if (strcmp(var.value, "port 2") == 0)
929 multitap2 = 1;
930 else if (strcmp(var.value, "ports 1 and 2") == 0)
931 {
932 multitap1 = 1;
933 multitap2 = 1;
934 }
935 }
38c2028e 936}
937
938void retro_set_controller_port_device(unsigned port, unsigned device)
939{
7a8d521f 940 if (port >= PORTS_NUMBER)
941 return;
942
943 switch (device)
944 {
945 case RETRO_DEVICE_JOYPAD:
946 case RETRO_DEVICE_PSE_STANDARD:
947 in_type[port] = PSE_PAD_TYPE_STANDARD;
948 break;
949 case RETRO_DEVICE_PSE_ANALOG:
950 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
951 break;
952 case RETRO_DEVICE_PSE_DUALSHOCK:
953 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
954 break;
955 case RETRO_DEVICE_PSE_MOUSE:
956 in_type[port] = PSE_PAD_TYPE_MOUSE;
957 break;
958 case RETRO_DEVICE_PSE_NEGCON:
959 in_type[port] = PSE_PAD_TYPE_NEGCON;
960 break;
961 case RETRO_DEVICE_PSE_GUNCON:
962 in_type[port] = PSE_PAD_TYPE_GUNCON;
963 break;
d6a231b7
S		 964 case RETRO_DEVICE_PSE_JUSTIFIER:
965 in_type[port] = PSE_PAD_TYPE_GUN;
966 break;
7a8d521f 967 case RETRO_DEVICE_NONE:
968 default:
969 in_type[port] = PSE_PAD_TYPE_NONE;
970 break;
971 }
972
973 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
38c2028e 974}
975
976void retro_get_system_info(struct retro_system_info *info)
977{
7a8d521f 978#ifndef GIT_VERSION
979#define GIT_VERSION ""
980#endif
981 memset(info, 0, sizeof(*info));
982 info->library_name = "PCSX-ReARMed";
983 info->library_version = "r23l" GIT_VERSION;
0cae7d24 984 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd|iso|exe";
7a8d521f 985 info->need_fullpath = true;
38c2028e 986}
987
988void retro_get_system_av_info(struct retro_system_av_info *info)
989{
5d9e675a 990 unsigned geom_height = vout_height;
991 unsigned geom_width = vout_width;
7a8d521f 992
993 memset(info, 0, sizeof(*info));
994 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
995 info->timing.sample_rate = 44100.0;
996 info->geometry.base_width = geom_width;
997 info->geometry.base_height = geom_height;
998 info->geometry.max_width = VOUT_MAX_WIDTH;
999 info->geometry.max_height = VOUT_MAX_HEIGHT;
1000 info->geometry.aspect_ratio = 4.0 / 3.0;
38c2028e 1001}
1002
6e921e1d 1003/* savestates */
7a8d521f 1004size_t retro_serialize_size(void)
1005{
1006 // it's currently 4380651-4397047 bytes,
1007 // but have some reserved for future
1008 return 0x440000;
6e921e1d 1009}
1010
7a8d521f 1011struct save_fp
1012{
1013 char *buf;
1014 size_t pos;
1015 int is_write;
6e921e1d 1016};
1017
1018static void *save_open(const char *name, const char *mode)
1019{
7a8d521f 1020 struct save_fp *fp;
6e921e1d 1021
7a8d521f 1022 if (name == NULL || mode == NULL)
1023 return NULL;
6e921e1d 1024
7a8d521f 1025 fp = malloc(sizeof(*fp));
1026 if (fp == NULL)
1027 return NULL;
6e921e1d 1028
7a8d521f 1029 fp->buf = (char *)name;
1030 fp->pos = 0;
1031 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
6e921e1d 1032
7a8d521f 1033 return fp;
6e921e1d 1034}
1035
1036static int save_read(void *file, void *buf, u32 len)
1037{
7a8d521f 1038 struct save_fp *fp = file;
1039 if (fp == NULL || buf == NULL)
1040 return -1;
6e921e1d 1041
7a8d521f 1042 memcpy(buf, fp->buf + fp->pos, len);
1043 fp->pos += len;
1044 return len;
6e921e1d 1045}
1046
1047static int save_write(void *file, const void *buf, u32 len)
1048{
7a8d521f 1049 struct save_fp *fp = file;
1050 if (fp == NULL || buf == NULL)
1051 return -1;
6e921e1d 1052
7a8d521f 1053 memcpy(fp->buf + fp->pos, buf, len);
1054 fp->pos += len;
1055 return len;
6e921e1d 1056}
1057
1058static long save_seek(void *file, long offs, int whence)
1059{
7a8d521f 1060 struct save_fp *fp = file;
1061 if (fp == NULL)
1062 return -1;
6e921e1d 1063
7a8d521f 1064 switch (whence)
1065 {
1066 case SEEK_CUR:
1067 fp->pos += offs;
1068 return fp->pos;
1069 case SEEK_SET:
1070 fp->pos = offs;
1071 return fp->pos;
1072 default:
1073 return -1;
1074 }
6e921e1d 1075}
1076
1077static void save_close(void *file)
1078{
7a8d521f 1079 struct save_fp *fp = file;
1080 size_t r_size = retro_serialize_size();
1081 if (fp == NULL)
1082 return;
1083
1084 if (fp->pos > r_size)
1085 SysPrintf("ERROR: save buffer overflow detected\n");
1086 else if (fp->is_write && fp->pos < r_size)
1087 // make sure we don't save trash in leftover space
1088 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
1089 free(fp);
38c2028e 1090}
1091
1092bool retro_serialize(void *data, size_t size)
7a8d521f 1093{
6a131b03 1094 int ret;
1095 CdromFrontendId = disk_current_index;
1096 ret = SaveState(data);
7a8d521f 1097 return ret == 0 ? true : false;
38c2028e 1098}
1099
6a131b03 1100static bool disk_set_image_index(unsigned int index);
1101
38c2028e 1102bool retro_unserialize(const void *data, size_t size)
1103{
6a131b03 1104 int ret;
1105 CdromFrontendId = -1;
1106 ret = LoadState(data);
1107 if (ret)
1108 return false;
1109 if (CdromFrontendId != -1 && CdromFrontendId != disk_current_index)
1110 disk_set_image_index(CdromFrontendId);
1111 return true;
38c2028e 1112}
1113
23ea11bd 1114/* cheats */
38c2028e 1115void retro_cheat_reset(void)
1116{
7a8d521f 1117 ClearAllCheats();
38c2028e 1118}
1119
1120void retro_cheat_set(unsigned index, bool enabled, const char *code)
1121{
1e93efc0 1122 int ret = -1;
1123 char *buf;
7a8d521f 1124
1e93efc0 1125 // cheat funcs are destructive, need a copy...
1126 buf = strdup(code);
1127 if (buf == NULL)
1128 goto finish;
6e921e1d 1129
7a8d521f 1130 //Prepare buffered cheat for PCSX's AddCheat fucntion.
1131 int cursor = 0;
1132 int nonhexdec = 0;
1133 while (buf[cursor])
1134 {
1135 if (!(ISHEXDEC))
1136 {
1137 if (++nonhexdec % 2)
1138 {
1139 buf[cursor] = ' ';
1140 }
1141 else
1142 {
1143 buf[cursor] = '\n';
1144 }
1145 }
1146 cursor++;
1147 }
6e921e1d 1148
7a8d521f 1149 if (index < NumCheats)
1150 ret = EditCheat(index, "", buf);
1151 else
1152 ret = AddCheat("", buf);
6e921e1d 1153
1e93efc0 1154finish:
7a8d521f 1155 if (ret != 0)
1156 SysPrintf("Failed to set cheat %#u\n", index);
1157 else if (index < NumCheats)
1158 Cheats[index].Enabled = enabled;
1e93efc0 1159 free(buf);
38c2028e 1160}
1161
7a8d521f 1162// just in case, maybe a win-rt port in the future?
1163#ifdef _WIN32
1164#define SLASH '\\'
1165#else
1166#define SLASH '/'
1167#endif
1168
1169#ifndef PATH_MAX
1170#define PATH_MAX 4096
1171#endif
1172
23ea11bd 1173/* multidisk support */
7a8d521f 1174static unsigned int disk_initial_index;
1175static char disk_initial_path[PATH_MAX];
23ea11bd 1176static bool disk_ejected;
51ba7408 1177static unsigned int disk_count;
7a8d521f 1178static struct disks_state
1179{
1180 char *fname;
1181 char *flabel;
1182 int internal_index; // for multidisk eboots
23ea11bd 1183} disks[8];
1184
7a8d521f 1185static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
1186{
1187 const char *base = NULL;
1188
1189 if (!disk_path || (*disk_path == '\0'))
1190 return;
1191
1192 base = strrchr(disk_path, SLASH);
1193 if (!base)
1194 base = disk_path;
1195
1196 if (*base == SLASH)
1197 base++;
1198
1199 strncpy(disk_label, base, len - 1);
1200 disk_label[len - 1] = '\0';
1201
1202 char *ext = strrchr(disk_label, '.');
1203 if (ext)
1204 *ext = '\0';
1205}
1206
1207static void disk_init(void)
1208{
1209 size_t i;
1210
1211 disk_ejected = false;
1212 disk_current_index = 0;
1213 disk_count = 0;
1214
1215 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
1216 {
1217 if (disks[i].fname != NULL)
1218 {
1219 free(disks[i].fname);
1220 disks[i].fname = NULL;
1221 }
1222 if (disks[i].flabel != NULL)
1223 {
1224 free(disks[i].flabel);
1225 disks[i].flabel = NULL;
1226 }
1227 disks[i].internal_index = 0;
1228 }
1229}
1230
23ea11bd 1231static bool disk_set_eject_state(bool ejected)
1232{
7a8d521f 1233 // weird PCSX API..
1234 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
1235 LidInterrupt();
23ea11bd 1236
7a8d521f 1237 disk_ejected = ejected;
1238 return true;
23ea11bd 1239}
1240
1241static bool disk_get_eject_state(void)
1242{
7a8d521f 1243 /* can't be controlled by emulated software */
1244 return disk_ejected;
23ea11bd 1245}
1246
1247static unsigned int disk_get_image_index(void)
1248{
7a8d521f 1249 return disk_current_index;
23ea11bd 1250}
1251
1252static bool disk_set_image_index(unsigned int index)
1253{
7a8d521f 1254 if (index >= sizeof(disks) / sizeof(disks[0]))
1255 return false;
23ea11bd 1256
7a8d521f 1257 CdromId[0] = '\0';
1258 CdromLabel[0] = '\0';
23ea11bd 1259
7a8d521f 1260 if (disks[index].fname == NULL)
1261 {
1262 SysPrintf("missing disk #%u\n", index);
1263 CDR_shutdown();
23ea11bd 1264
7a8d521f 1265 // RetroArch specifies "no disk" with index == count,
1266 // so don't fail here..
1267 disk_current_index = index;
1268 return true;
1269 }
23ea11bd 1270
7a8d521f 1271 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
1272 disks[index].fname, disks[index].internal_index);
23ea11bd 1273
7a8d521f 1274 cdrIsoMultidiskSelect = disks[index].internal_index;
1275 set_cd_image(disks[index].fname);
1276 if (ReloadCdromPlugin() < 0)
1277 {
1278 SysPrintf("failed to load cdr plugin\n");
1279 return false;
1280 }
1281 if (CDR_open() < 0)
1282 {
1283 SysPrintf("failed to open cdr plugin\n");
1284 return false;
1285 }
23ea11bd 1286
7a8d521f 1287 if (!disk_ejected)
1288 {
1289 SetCdOpenCaseTime(time(NULL) + 2);
1290 LidInterrupt();
1291 }
23ea11bd 1292
7a8d521f 1293 disk_current_index = index;
1294 return true;
23ea11bd 1295}
1296
1297static unsigned int disk_get_num_images(void)
1298{
7a8d521f 1299 return disk_count;
23ea11bd 1300}
1301
1302static bool disk_replace_image_index(unsigned index,
7a8d521f 1303 const struct retro_game_info *info)
23ea11bd 1304{
7a8d521f 1305 char *old_fname = NULL;
1306 char *old_flabel = NULL;
1307 bool ret = true;
1308
1309 if (index >= sizeof(disks) / sizeof(disks[0]))
1310 return false;
1311
1312 old_fname = disks[index].fname;
1313 old_flabel = disks[index].flabel;
1314
1315 disks[index].fname = NULL;
1316 disks[index].flabel = NULL;
1317 disks[index].internal_index = 0;
1318
1319 if (info != NULL)
1320 {
1321 char disk_label[PATH_MAX];
1322 disk_label[0] = '\0';
1323
1324 disks[index].fname = strdup(info->path);
23ea11bd 1325
7a8d521f 1326 get_disk_label(disk_label, info->path, PATH_MAX);
1327 disks[index].flabel = strdup(disk_label);
23ea11bd 1328
7a8d521f 1329 if (index == disk_current_index)
1330 ret = disk_set_image_index(index);
1331 }
23ea11bd 1332
7a8d521f 1333 if (old_fname != NULL)
1334 free(old_fname);
23ea11bd 1335
7a8d521f 1336 if (old_flabel != NULL)
1337 free(old_flabel);
23ea11bd 1338
7a8d521f 1339 return ret;
23ea11bd 1340}
1341
1342static bool disk_add_image_index(void)
1343{
7a8d521f 1344 if (disk_count >= 8)
1345 return false;
51ba7408 1346
7a8d521f 1347 disk_count++;
1348 return true;
23ea11bd 1349}
1350
7a8d521f 1351static bool disk_set_initial_image(unsigned index, const char *path)
1352{
1353 if (index >= sizeof(disks) / sizeof(disks[0]))
1354 return false;
23ea11bd 1355
7a8d521f 1356 if (!path || (*path == '\0'))
1357 return false;
9fba39a9 1358
7a8d521f 1359 disk_initial_index = index;
9fba39a9 1360
7a8d521f 1361 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1362 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1363
1364 return true;
9fba39a9
T		 1365}
1366
7a8d521f 1367static bool disk_get_image_path(unsigned index, char *path, size_t len)
9fba39a9 1368{
7a8d521f 1369 const char *fname = NULL;
9fba39a9 1370
7a8d521f 1371 if (len < 1)
1372 return false;
9fba39a9 1373
7a8d521f 1374 if (index >= sizeof(disks) / sizeof(disks[0]))
1375 return false;
1376
1377 fname = disks[index].fname;
1378
1379 if (!fname || (*fname == '\0'))
1380 return false;
1381
1382 strncpy(path, fname, len - 1);
1383 path[len - 1] = '\0';
1384
1385 return true;
1386}
1387
1388static bool disk_get_image_label(unsigned index, char *label, size_t len)
1389{
1390 const char *flabel = NULL;
1391
1392 if (len < 1)
1393 return false;
1394
1395 if (index >= sizeof(disks) / sizeof(disks[0]))
1396 return false;
1397
1398 flabel = disks[index].flabel;
1399
1400 if (!flabel || (*flabel == '\0'))
1401 return false;
1402
1403 strncpy(label, flabel, len - 1);
1404 label[len - 1] = '\0';
1405
1406 return true;
1407}
1408
1409static struct retro_disk_control_callback disk_control = {
1410 .set_eject_state = disk_set_eject_state,
1411 .get_eject_state = disk_get_eject_state,
1412 .get_image_index = disk_get_image_index,
1413 .set_image_index = disk_set_image_index,
1414 .get_num_images = disk_get_num_images,
1415 .replace_image_index = disk_replace_image_index,
1416 .add_image_index = disk_add_image_index,
1417};
1418
1419static struct retro_disk_control_ext_callback disk_control_ext = {
1420 .set_eject_state = disk_set_eject_state,
1421 .get_eject_state = disk_get_eject_state,
1422 .get_image_index = disk_get_image_index,
1423 .set_image_index = disk_set_image_index,
1424 .get_num_images = disk_get_num_images,
1425 .replace_image_index = disk_replace_image_index,
1426 .add_image_index = disk_add_image_index,
1427 .set_initial_image = disk_set_initial_image,
1428 .get_image_path = disk_get_image_path,
1429 .get_image_label = disk_get_image_label,
1430};
1431
1432static char base_dir[1024];
1433
1434static bool read_m3u(const char *file)
1435{
1436 char line[1024];
1437 char name[PATH_MAX];
1438 FILE *fp = fopen(file, "r");
1439 if (!fp)
1440 return false;
1441
1442 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
1443 {
1444 if (line[0] == '#')
1445 continue;
1446 char *carrige_return = strchr(line, '\r');
1447 if (carrige_return)
1448 *carrige_return = '\0';
1449 char *newline = strchr(line, '\n');
1450 if (newline)
1451 *newline = '\0';
1452
1453 if (line[0] != '\0')
1454 {
1455 char disk_label[PATH_MAX];
1456 disk_label[0] = '\0';
1457
1458 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1459 disks[disk_count].fname = strdup(name);
1460
1461 get_disk_label(disk_label, name, PATH_MAX);
1462 disks[disk_count].flabel = strdup(disk_label);
1463
1464 disk_count++;
1465 }
1466 }
1467
1468 fclose(fp);
1469 return (disk_count != 0);
1470}
1471
1472static void extract_directory(char *buf, const char *path, size_t size)
1473{
1474 char *base;
1475 strncpy(buf, path, size - 1);
1476 buf[size - 1] = '\0';
1477
1478 base = strrchr(buf, '/');
1479 if (!base)
1480 base = strrchr(buf, '\\');
1481
1482 if (base)
1483 *base = '\0';
1484 else
1485 {
9fba39a9
T		 1486 buf[0] = '.';
1487 buf[1] = '\0';
1488 }
1489}
1490
003cfc63 1491#if defined(__QNX__) || defined(_WIN32)
41294f4d 1492/* Blackberry QNX doesn't have strcasestr */
1493
1494/*
1495 * Find the first occurrence of find in s, ignore case.
1496 */
1497char *
7a8d521f 1498strcasestr(const char *s, const char *find)
1499{
1500 char c, sc;
1501 size_t len;
1502
1503 if ((c = *find++) != 0)
1504 {
1505 c = tolower((unsigned char)c);
1506 len = strlen(find);
1507 do
1508 {
1509 do
1510 {
1511 if ((sc = *s++) == 0)
1512 return (NULL);
1513 } while ((char)tolower((unsigned char)sc) != c);
1514 } while (strncasecmp(s, find, len) != 0);
1515 s--;
1516 }
1517 return ((char *)s);
41294f4d 1518}
1519#endif
1520
7a8d521f 1521static void set_retro_memmap(void)
1522{
1523#ifndef NDEBUG
1524 struct retro_memory_map retromap = { 0 };
1525 struct retro_memory_descriptor mmap = {
1526 0, psxM, 0, 0, 0, 0, 0x200000
1527 };
1528
1529 retromap.descriptors = &mmap;
1530 retromap.num_descriptors = 1;
1531
1532 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1533#endif
1534}
1535
f3746eea 1536static void show_notification(const char *msg_str,
1537 unsigned duration_ms, unsigned priority)
1538{
1539 if (msg_interface_version >= 1)
1540 {
1541 struct retro_message_ext msg = {
1542 msg_str,
1543 duration_ms,
1544 3,
1545 RETRO_LOG_WARN,
1546 RETRO_MESSAGE_TARGET_ALL,
1547 RETRO_MESSAGE_TYPE_NOTIFICATION,
1548 -1
1549 };
1550 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
1551 }
1552 else
1553 {
1554 struct retro_message msg = {
1555 msg_str,
1556 180
1557 };
1558 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1559 }
1560}
1561
7a8d521f 1562static void retro_audio_buff_status_cb(
1563 bool active, unsigned occupancy, bool underrun_likely)
1564{
1565 retro_audio_buff_active = active;
1566 retro_audio_buff_occupancy = occupancy;
1567 retro_audio_buff_underrun = underrun_likely;
1568}
1569
1570static void retro_set_audio_buff_status_cb(void)
1571{
1572 if (frameskip_type == FRAMESKIP_NONE)
1573 {
1574 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1575 retro_audio_latency = 0;
1576 }
1577 else
1578 {
1579 bool calculate_audio_latency = true;
1580
1581 if (frameskip_type == FRAMESKIP_FIXED_INTERVAL)
1582 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1583 else
1584 {
1585 struct retro_audio_buffer_status_callback buf_status_cb;
1586 buf_status_cb.callback = retro_audio_buff_status_cb;
1587 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1588 &buf_status_cb))
1589 {
1590 retro_audio_buff_active = false;
1591 retro_audio_buff_occupancy = 0;
1592 retro_audio_buff_underrun = false;
1593 retro_audio_latency = 0;
1594 calculate_audio_latency = false;
1595 }
1596 }
1597
1598 if (calculate_audio_latency)
1599 {
1600 /* Frameskip is enabled - increase frontend
1601 * audio latency to minimise potential
1602 * buffer underruns */
1603 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1604
1605 /* Set latency to 6x current frame time... */
1606 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1607
1608 /* ...then round up to nearest multiple of 32 */
1609 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1610 }
1611 }
1612
1613 update_audio_latency = true;
1614 frameskip_counter = 0;
1615}
1616
1617static void update_variables(bool in_flight);
38c2028e 1618bool retro_load_game(const struct retro_game_info *info)
1619{
7a8d521f 1620 size_t i;
1621 unsigned int cd_index = 0;
1622 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
8cddf575 1623 bool is_exe = (strcasestr(info->path, ".exe") != NULL);
1624 int ret;
9fba39a9 1625
e3f8313f 1626 struct retro_input_descriptor desc[] = {
7a8d521f 1627#define JOYP(port) \
1628 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1629 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1630 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1631 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1632 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1633 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1634 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1635 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1636 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1637 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1638 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1639 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1640 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1641 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1642 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1643 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1644 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1645 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1646 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1647 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" }, \
1648 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER, "Gun Trigger" }, \
1649 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD, "Gun Reload" }, \
1650 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A, "Gun Aux A" }, \
d6a231b7
S		 1651 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B, "Gun Aux B" }, \
1652 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_START, "Gun Start" },
7a8d521f 1653
1654 JOYP(0)
1655 JOYP(1)
1656 JOYP(2)
1657 JOYP(3)
1658 JOYP(4)
1659 JOYP(5)
1660 JOYP(6)
1661 JOYP(7)
e3f8313f 1662
1663 { 0 },
1664 };
1665
7a8d521f 1666 frame_count = 0;
1667
e3f8313f 1668 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1669
46aa5b98 1670#ifdef FRONTEND_SUPPORTS_RGB565
7a8d521f 1671 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1672 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
1673 {
1674 SysPrintf("RGB565 supported, using it\n");
1675 }
46aa5b98 1676#endif
c19aba43 1677
7a8d521f 1678 if (info == NULL || info->path == NULL)
1679 {
1680 SysPrintf("info->path required\n");
1681 return false;
1682 }
23ea11bd 1683
7a8d521f 1684 update_variables(false);
38c2028e 1685
7a8d521f 1686 if (plugins_opened)
1687 {
1688 ClosePlugins();
1689 plugins_opened = 0;
1690 }
23ea11bd 1691
7a8d521f 1692 disk_init();
9fba39a9 1693
7a8d521f 1694 extract_directory(base_dir, info->path, sizeof(base_dir));
23ea11bd 1695
7a8d521f 1696 if (is_m3u)
1697 {
1698 if (!read_m3u(info->path))
1699 {
1700 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1701 return false;
1702 }
1703 }
1704 else
1705 {
1706 char disk_label[PATH_MAX];
1707 disk_label[0] = '\0';
38c2028e 1708
7a8d521f 1709 disk_count = 1;
1710 disks[0].fname = strdup(info->path);
38c2028e 1711
7a8d521f 1712 get_disk_label(disk_label, info->path, PATH_MAX);
1713 disks[0].flabel = strdup(disk_label);
1714 }
38c2028e 1715
7a8d521f 1716 /* If this is an M3U file, attempt to set the
1717 * initial disk image */
1718 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
1719 {
1720 const char *fname = disks[disk_initial_index].fname;
38c2028e 1721
7a8d521f 1722 if (fname && (*fname != '\0'))
1723 if (strcmp(disk_initial_path, fname) == 0)
1724 cd_index = disk_initial_index;
1725 }
38c2028e 1726
7a8d521f 1727 set_cd_image(disks[cd_index].fname);
1728 disk_current_index = cd_index;
38c2028e 1729
7a8d521f 1730 /* have to reload after set_cd_image for correct cdr plugin */
1731 if (LoadPlugins() == -1)
1732 {
1733 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1734 return false;
1735 }
38c2028e 1736
7a8d521f 1737 plugins_opened = 1;
1738 NetOpened = 0;
38c2028e 1739
7a8d521f 1740 if (OpenPlugins() == -1)
1741 {
1742 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1743 return false;
1744 }
23ea11bd 1745
7a8d521f 1746 /* Handle multi-disk images (i.e. PBP)
1747 * > Cannot do this until after OpenPlugins() is
1748 * called (since this sets the value of
1749 * cdrIsoMultidiskCount) */
1750 if (!is_m3u && (cdrIsoMultidiskCount > 1))
1751 {
1752 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
38c2028e 1753
7a8d521f 1754 /* Small annoyance: We need to change the label
1755 * of disk 0, so have to clear existing entries */
1756 if (disks[0].fname != NULL)
1757 free(disks[0].fname);
1758 disks[0].fname = NULL;
38c2028e 1759
7a8d521f 1760 if (disks[0].flabel != NULL)
1761 free(disks[0].flabel);
1762 disks[0].flabel = NULL;
1763
1764 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
1765 {
1766 char disk_name[PATH_MAX - 16] = { 0 };
1767 char disk_label[PATH_MAX] = { 0 };
1768
1769 disks[i].fname = strdup(info->path);
1770
1771 get_disk_label(disk_name, info->path, sizeof(disk_name));
1772 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
1773 disks[i].flabel = strdup(disk_label);
1774
1775 disks[i].internal_index = i;
1776 }
1777
1778 /* This is not an M3U file, so initial disk
1779 * image has not yet been set - attempt to
1780 * do so now */
1781 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
1782 {
1783 const char *fname = disks[disk_initial_index].fname;
1784
1785 if (fname && (*fname != '\0'))
1786 if (strcmp(disk_initial_path, fname) == 0)
1787 cd_index = disk_initial_index;
1788 }
1789
1790 if (cd_index > 0)
1791 {
1792 CdromId[0] = '\0';
1793 CdromLabel[0] = '\0';
1794
1795 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
1796 disk_current_index = cd_index;
1797 set_cd_image(disks[cd_index].fname);
1798
1799 if (ReloadCdromPlugin() < 0)
1800 {
1801 log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
1802 return false;
1803 }
1804 if (CDR_open() < 0)
1805 {
1806 log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
1807 return false;
1808 }
1809 }
1810 }
1811
1812 /* set ports to use "standard controller" initially */
1813 for (i = 0; i < 8; ++i)
1814 in_type[i] = PSE_PAD_TYPE_STANDARD;
1815
1816 plugin_call_rearmed_cbs();
1817 /* dfinput_activate(); */
1818
8cddf575 1819 if (!is_exe && CheckCdrom() == -1)
7a8d521f 1820 {
1821 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1822 return false;
1823 }
1824
1825 SysReset();
1826
8cddf575 1827 if (is_exe)
1828 ret = Load(info->path);
1829 else
1830 ret = LoadCdrom();
1831 if (ret != 0)
7a8d521f 1832 {
8cddf575 1833 log_cb(RETRO_LOG_INFO, "could not load %s (%d)\n", is_exe ? "exe" : "CD", ret);
7a8d521f 1834 return false;
1835 }
1836 emu_on_new_cd(0);
1837
1838 set_retro_memmap();
1839 retro_set_audio_buff_status_cb();
1840
f3746eea 1841 if (check_unsatisfied_libcrypt())
1842 show_notification("LibCrypt protected game with missing SBI detected", 3000, 3);
1843
7a8d521f 1844 return true;
38c2028e 1845}
1846
1847unsigned retro_get_region(void)
1848{
7a8d521f 1849 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1850}
1851
1852void *retro_get_memory_data(unsigned id)
1853{
7a8d521f 1854 if (id == RETRO_MEMORY_SAVE_RAM)
1855 return Mcd1Data;
1856 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1857 return psxM;
1858 else
1859 return NULL;
38c2028e 1860}
1861
1862size_t retro_get_memory_size(unsigned id)
1863{
7a8d521f 1864 if (id == RETRO_MEMORY_SAVE_RAM)
1865 return MCD_SIZE;
1866 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1867 return 0x200000;
1868 else
1869 return 0;
38c2028e 1870}
1871
1872void retro_reset(void)
1873{
7a8d521f 1874 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1875 rebootemu = 1;
1876 //SysReset();
38c2028e 1877}
1878
1879static const unsigned short retro_psx_map[] = {
7a8d521f 1880 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1881 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1882 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1883 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1884 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1885 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1886 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1887 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1888 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1889 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1890 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1891 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1892 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1893 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1894 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1895 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
38c2028e 1896};
1897#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1898
d6a231b7 1899//Percentage distance of screen to adjust for Guncon
7a8d521f 1900static int GunconAdjustX = 0;
1901static int GunconAdjustY = 0;
1902
d6a231b7 1903//Used when out by a percentage with Guncon
7a8d521f 1904static float GunconAdjustRatioX = 1;
1905static float GunconAdjustRatioY = 1;
1906
805fe9bc 1907static void update_variables(bool in_flight)
e268a47e 1908{
e268a47e 1909 struct retro_variable var;
7a8d521f 1910#ifdef GPU_PEOPS
1911 // Always enable GPU_PEOPS_OLD_FRAME_SKIP flag
1912 // (this is set in standalone, with no option
1913 // to change it)
1914 int gpu_peops_fix = GPU_PEOPS_OLD_FRAME_SKIP;
1915#endif
1916 frameskip_type_t prev_frameskip_type;
1917
1918 var.value = NULL;
1919 var.key = "pcsx_rearmed_frameskip_type";
1920
1921 prev_frameskip_type = frameskip_type;
1922 frameskip_type = FRAMESKIP_NONE;
1923 pl_rearmed_cbs.frameskip = 0;
1924
1925 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1926 {
1927 if (strcmp(var.value, "auto") == 0)
1928 frameskip_type = FRAMESKIP_AUTO;
1929 if (strcmp(var.value, "auto_threshold") == 0)
1930 frameskip_type = FRAMESKIP_AUTO_THRESHOLD;
1931 if (strcmp(var.value, "fixed_interval") == 0)
1932 frameskip_type = FRAMESKIP_FIXED_INTERVAL;
1933 }
1934
1935 if (frameskip_type != 0)
1936 pl_rearmed_cbs.frameskip = -1;
7d68d030 1937
e268a47e 1938 var.value = NULL;
7a8d521f 1939 var.key = "pcsx_rearmed_frameskip_threshold";
1940 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1941 {
1942 frameskip_threshold = strtol(var.value, NULL, 10);
1943 }
e268a47e 1944
7a8d521f 1945 var.value = NULL;
1946 var.key = "pcsx_rearmed_frameskip_interval";
1947 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1948 {
1949 frameskip_interval = strtol(var.value, NULL, 10);
1950 }
9f5a28d9 1951
1952 var.value = NULL;
4e477065 1953 var.key = "pcsx_rearmed_region";
7a8d521f 1954 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 1955 {
1956 Config.PsxAuto = 0;
7a8d521f 1957 if (strcmp(var.value, "auto") == 0)
9f5a28d9 1958 Config.PsxAuto = 1;
1959 else if (strcmp(var.value, "NTSC") == 0)
1960 Config.PsxType = 0;
1961 else if (strcmp(var.value, "PAL") == 0)
1962 Config.PsxType = 1;
1963 }
4615b075 1964
7a8d521f 1965 update_multitap();
1966
4615b075 1967 var.value = NULL;
7a8d521f 1968 var.key = "pcsx_rearmed_negcon_deadzone";
1969 negcon_deadzone = 0;
1970 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1971 {
1972 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1973 }
4615b075 1974
7a8d521f 1975 var.value = NULL;
1976 var.key = "pcsx_rearmed_negcon_response";
1977 negcon_linearity = 1;
1978 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
4615b075 1979 {
7a8d521f 1980 if (strcmp(var.value, "quadratic") == 0)
1981 {
1982 negcon_linearity = 2;
1983 }
1984 else if (strcmp(var.value, "cubic") == 0)
1985 {
1986 negcon_linearity = 3;
1987 }
1988 }
1989
1990 var.value = NULL;
1991 var.key = "pcsx_rearmed_analog_axis_modifier";
1992 axis_bounds_modifier = true;
1993 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1994 {
1995 if (strcmp(var.value, "square") == 0)
1996 {
1997 axis_bounds_modifier = true;
1998 }
1999 else if (strcmp(var.value, "circle") == 0)
2000 {
2001 axis_bounds_modifier = false;
2002 }
2003 }
2004
2005 var.value = NULL;
2006 var.key = "pcsx_rearmed_vibration";
2007
2008 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2009 {
2010 if (strcmp(var.value, "disabled") == 0)
2011 in_enable_vibration = 0;
2012 else if (strcmp(var.value, "enabled") == 0)
2013 in_enable_vibration = 1;
4615b075 2014 }
2015
e5241564 2016 var.value = NULL;
a3d87cd7 2017 var.key = "pcsx_rearmed_analog_combo";
e5241564 2018
2019 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2020 {
a3d87cd7 2021 if (strcmp(var.value, "l1+r1+select") == 0)
2022 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2023 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_SELECT);
2024 else if (strcmp(var.value, "l1+r1+start") == 0)
2025 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2026 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_START);
2027 else if (strcmp(var.value, "l1+r1+l3") == 0)
2028 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2029 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_L3);
2030 else if (strcmp(var.value, "l1+r1+r3") == 0)
2031 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2032 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_R3);
2033 else if (strcmp(var.value, "l3+r3") == 0)
2034 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L3) |
2035 (1 << RETRO_DEVICE_ID_JOYPAD_R3);
2036 else
2037 in_dualshock_analog_combo = 0;
e5241564 2038 }
2039
4e477065 2040 var.value = NULL;
7a8d521f 2041 var.key = "pcsx_rearmed_dithering";
4e477065 2042
7a8d521f 2043 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
4e477065 2044 {
7a8d521f 2045 if (strcmp(var.value, "disabled") == 0)
2046 {
2047 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
2048 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
2049 pl_rearmed_cbs.gpu_unai.dithering = 0;
2050#ifdef GPU_NEON
2051 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
2052#endif
2053 }
2054 else if (strcmp(var.value, "enabled") == 0)
2055 {
2056 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2057 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
2058 pl_rearmed_cbs.gpu_unai.dithering = 1;
2059#ifdef GPU_NEON
2060 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
2061#endif
2062 }
4e477065 2063 }
2064
7a8d521f 2065#ifdef GPU_NEON
2066 var.value = NULL;
fdcde643 2067 var.key = "pcsx_rearmed_neon_interlace_enable_v2";
9f5a28d9 2068
7a8d521f 2069 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 2070 {
2071 if (strcmp(var.value, "disabled") == 0)
2072 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
2073 else if (strcmp(var.value, "enabled") == 0)
2074 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
fdcde643 2075 else // auto
2076 pl_rearmed_cbs.gpu_neon.allow_interlace = 2;
9f5a28d9 2077 }
2078
7d68d030 2079 var.value = NULL;
55e5626b 2080 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 2081
7a8d521f 2082 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
7d68d030 2083 {
2084 if (strcmp(var.value, "disabled") == 0)
2085 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
2086 else if (strcmp(var.value, "enabled") == 0)
2087 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
2088 }
354329fa 2089
2090 var.value = NULL;
55e5626b 2091 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 2092
7a8d521f 2093 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
354329fa 2094 {
2095 if (strcmp(var.value, "disabled") == 0)
2096 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
2097 else if (strcmp(var.value, "enabled") == 0)
2098 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
2099 }
094ec204 2100#endif
0e5a7b7d 2101
7a8d521f 2102 var.value = NULL;
0e5a7b7d 2103 var.key = "pcsx_rearmed_duping_enable";
2104
7a8d521f 2105 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
0e5a7b7d 2106 {
7a8d521f 2107 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 2108 duping_enable = false;
7a8d521f 2109 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 2110 duping_enable = true;
2111 }
2112
7a8d521f 2113 var.value = NULL;
2114 var.key = "pcsx_rearmed_display_internal_fps";
2115
2116 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2117 {
2118 if (strcmp(var.value, "disabled") == 0)
2119 display_internal_fps = false;
2120 else if (strcmp(var.value, "enabled") == 0)
2121 display_internal_fps = true;
2122 }
2123
2124 //
2125 // CPU emulation related config
48f615ba 2126#ifndef DRC_DISABLE
2127 var.value = NULL;
4e477065 2128 var.key = "pcsx_rearmed_drc";
48f615ba 2129
7a8d521f 2130 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
2131 var.value = "enabled";
2132
48f615ba 2133 {
2134 R3000Acpu *prev_cpu = psxCpu;
2135
7a8d521f 2136#ifdef _3DS
2137 if (!__ctr_svchax)
2138 Config.Cpu = CPU_INTERPRETER;
2139 else
2140#endif
1da9b9ae 2141 if (strcmp(var.value, "disabled") == 0)
48f615ba 2142 Config.Cpu = CPU_INTERPRETER;
2143 else if (strcmp(var.value, "enabled") == 0)
2144 Config.Cpu = CPU_DYNAREC;
2145
2146 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
7a8d521f 2147 if (psxCpu != prev_cpu)
2148 {
980f7a58 2149 prev_cpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL);
48f615ba 2150 prev_cpu->Shutdown();
2151 psxCpu->Init();
980f7a58 2152 psxCpu->Reset();
2153 psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL);
48f615ba 2154 }
2155 }
7a8d521f 2156#endif /* !DRC_DISABLE */
2157
2158 var.value = NULL;
2159 var.key = "pcsx_rearmed_psxclock";
2160 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2161 {
2162 int psxclock = atoi(var.value);
2163 Config.cycle_multiplier = 10000 / psxclock;
2164 }
2165
2166#if !defined(DRC_DISABLE) && !defined(LIGHTREC)
2167 var.value = NULL;
2168 var.key = "pcsx_rearmed_nosmccheck";
2169 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2170 {
2171 if (strcmp(var.value, "enabled") == 0)
2172 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
2173 else
2174 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2175 }
2176
2177 var.value = NULL;
2178 var.key = "pcsx_rearmed_gteregsunneeded";
2179 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2180 {
2181 if (strcmp(var.value, "enabled") == 0)
2182 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2183 else
2184 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2185 }
2186
2187 var.value = NULL;
2188 var.key = "pcsx_rearmed_nogteflags";
2189 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2190 {
2191 if (strcmp(var.value, "enabled") == 0)
2192 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2193 else
2194 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2195 }
2196
2197 var.value = NULL;
2198 var.key = "pcsx_rearmed_nocompathacks";
2199 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2200 {
2201 if (strcmp(var.value, "enabled") == 0)
2202 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2203 else
2204 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2205 }
2206#endif /* !DRC_DISABLE && !LIGHTREC */
2207
2208 var.value = NULL;
2209 var.key = "pcsx_rearmed_nostalls";
2210 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2211 {
2212 if (strcmp(var.value, "enabled") == 0)
2213 Config.DisableStalls = 1;
2214 else
2215 Config.DisableStalls = 0;
2216 }
2217
2218 var.value = NULL;
2219 var.key = "pcsx_rearmed_icache_emulation";
2220 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2221 {
2222 if (strcmp(var.value, "disabled") == 0)
2223 Config.icache_emulation = 0;
2224 else if (strcmp(var.value, "enabled") == 0)
2225 Config.icache_emulation = 1;
2226 }
2227
bc7c5acb 2228 var.value = NULL;
2229 var.key = "pcsx_rearmed_exception_emulation";
2230 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2231 {
2232 if (strcmp(var.value, "enabled") == 0)
2233 Config.PreciseExceptions = 1;
2234 else
2235 Config.PreciseExceptions = 0;
2236 }
2237
32631e6a 2238 psxCpu->ApplyConfig();
805fe9bc 2239
7a8d521f 2240 // end of CPU emu config
2241 //
2242
2243 var.value = NULL;
01394a7f 2244 var.key = "pcsx_rearmed_spu_reverb";
2245
7a8d521f 2246 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 2247 {
7a8d521f 2248 if (strcmp(var.value, "disabled") == 0)
01394a7f 2249 spu_config.iUseReverb = false;
7a8d521f 2250 else if (strcmp(var.value, "enabled") == 0)
01394a7f 2251 spu_config.iUseReverb = true;
2252 }
2253
7a8d521f 2254 var.value = NULL;
01394a7f 2255 var.key = "pcsx_rearmed_spu_interpolation";
2256
7a8d521f 2257 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 2258 {
2259 if (strcmp(var.value, "simple") == 0)
2260 spu_config.iUseInterpolation = 1;
2261 else if (strcmp(var.value, "gaussian") == 0)
2262 spu_config.iUseInterpolation = 2;
2263 else if (strcmp(var.value, "cubic") == 0)
2264 spu_config.iUseInterpolation = 3;
2265 else if (strcmp(var.value, "off") == 0)
2266 spu_config.iUseInterpolation = 0;
2267 }
2268
efbe0f77 2269#if P_HAVE_PTHREAD
16809ab9 2270 var.value = NULL;
2271 var.key = "pcsx_rearmed_spu_thread";
2272 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2273 {
2274 if (strcmp(var.value, "enabled") == 0)
2275 spu_config.iUseThread = 1;
2276 else
2277 spu_config.iUseThread = 0;
2278 }
efbe0f77 2279#endif
16809ab9 2280
606bece1 2281#if 0 // currently disabled, see USE_READ_THREAD in libpcsxcore/cdriso.c
9165d434 2282 if (P_HAVE_PTHREAD) {
f28d12a7
PC		 2283 var.value = NULL;
2284 var.key = "pcsx_rearmed_async_cd";
2285 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2286 {
2287 if (strcmp(var.value, "async") == 0)
2288 {
2289 Config.AsyncCD = 1;
2290 Config.CHD_Precache = 0;
2291 }
2292 else if (strcmp(var.value, "sync") == 0)
2293 {
2294 Config.AsyncCD = 0;
2295 Config.CHD_Precache = 0;
2296 }
2297 else if (strcmp(var.value, "precache") == 0)
2298 {
2299 Config.AsyncCD = 0;
2300 Config.CHD_Precache = 1;
2301 }
2302 }
7a8d521f 2303 }
606bece1 2304#endif
7a8d521f 2305
2306 var.value = NULL;
2307 var.key = "pcsx_rearmed_noxadecoding";
2308 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2309 {
2310 if (strcmp(var.value, "disabled") == 0)
2311 Config.Xa = 1;
2312 else
2313 Config.Xa = 0;
2314 }
2315
2316 var.value = NULL;
2317 var.key = "pcsx_rearmed_nocdaudio";
2318 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2319 {
2320 if (strcmp(var.value, "disabled") == 0)
2321 Config.Cdda = 1;
2322 else
2323 Config.Cdda = 0;
2324 }
2325
8c84ba5f 2326 var.value = NULL;
2327 var.key = "pcsx_rearmed_gpu_slow_llists";
2328 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2329 {
2330 if (strcmp(var.value, "disabled") == 0)
308c6e67 2331 Config.GpuListWalking = 0;
8c84ba5f 2332 else if (strcmp(var.value, "enabled") == 0)
308c6e67 2333 Config.GpuListWalking = 1;
8c84ba5f 2334 else // auto
308c6e67 2335 Config.GpuListWalking = -1;
2336 }
2337
2338 var.value = NULL;
2339 var.key = "pcsx_rearmed_screen_centering";
2340 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2341 {
2342 if (strcmp(var.value, "game") == 0)
2343 pl_rearmed_cbs.screen_centering_type = 1;
44e76f8a 2344 else if (strcmp(var.value, "borderless") == 0)
308c6e67 2345 pl_rearmed_cbs.screen_centering_type = 2;
44e76f8a 2346 else if (strcmp(var.value, "manual") == 0)
2347 pl_rearmed_cbs.screen_centering_type = 3;
308c6e67 2348 else // auto
2349 pl_rearmed_cbs.screen_centering_type = 0;
2350 }
2351
2352 var.value = NULL;
2353 var.key = "pcsx_rearmed_screen_centering_x";
2354 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2355 {
2356 pl_rearmed_cbs.screen_centering_x = atoi(var.value);
2357 }
2358
2359 var.value = NULL;
2360 var.key = "pcsx_rearmed_screen_centering_y";
2361 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2362 {
2363 pl_rearmed_cbs.screen_centering_y = atoi(var.value);
8c84ba5f 2364 }
2365
7a8d521f 2366#ifdef THREAD_RENDERING
2367 var.key = "pcsx_rearmed_gpu_thread_rendering";
2368 var.value = NULL;
2369
2370 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2371 {
2372 if (strcmp(var.value, "disabled") == 0)
2373 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
2374 else if (strcmp(var.value, "sync") == 0)
2375 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
2376 else if (strcmp(var.value, "async") == 0)
2377 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
2378 }
2379#endif
2380
2381#ifdef GPU_PEOPS
2382 var.value = NULL;
2383 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
2384
2385 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2386 {
2387 if (strcmp(var.value, "enabled") == 0)
2388 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
2389 }
2390
2391 var.value = NULL;
2392 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
2393
2394 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2395 {
2396 if (strcmp(var.value, "enabled") == 0)
2397 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
2398 }
2399
2400 var.value = NULL;
2401 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
2402
2403 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2404 {
2405 if (strcmp(var.value, "enabled") == 0)
2406 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
2407 }
2408
2409 var.value = NULL;
2410 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
2411
2412 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2413 {
2414 if (strcmp(var.value, "enabled") == 0)
2415 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
2416 }
2417
2418 var.value = NULL;
2419 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
2420
2421 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2422 {
2423 if (strcmp(var.value, "enabled") == 0)
2424 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
2425 }
2426
2427 var.value = NULL;
2428 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
2429
2430 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2431 {
2432 if (strcmp(var.value, "enabled") == 0)
2433 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
2434 }
2435
2436 var.value = NULL;
2437 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
2438
2439 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2440 {
2441 if (strcmp(var.value, "enabled") == 0)
2442 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
2443 }
2444
2445 var.value = NULL;
2446 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
2447
2448 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2449 {
2450 if (strcmp(var.value, "enabled") == 0)
2451 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
2452 }
2453
2454 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
2455 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
2456#endif
2457
2458#ifdef GPU_UNAI
2459 /* Note: This used to be an option, but it only works
2460 * (correctly) when running high resolution games
2461 * (480i, 512i) and has been obsoleted by
2462 * pcsx_rearmed_gpu_unai_scale_hires */
2463 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2464 /* Note: This used to be an option, but it has no
2465 * discernable effect and has been obsoleted by
2466 * pcsx_rearmed_gpu_unai_scale_hires */
2467 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2468
2469 var.key = "pcsx_rearmed_gpu_unai_lighting";
2470 var.value = NULL;
2471
2472 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2473 {
2474 if (strcmp(var.value, "disabled") == 0)
2475 pl_rearmed_cbs.gpu_unai.lighting = 0;
2476 else if (strcmp(var.value, "enabled") == 0)
2477 pl_rearmed_cbs.gpu_unai.lighting = 1;
2478 }
2479
2480 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2481 var.value = NULL;
2482
2483 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2484 {
2485 if (strcmp(var.value, "disabled") == 0)
2486 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2487 else if (strcmp(var.value, "enabled") == 0)
2488 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2489 }
2490
2491 var.key = "pcsx_rearmed_gpu_unai_blending";
2492 var.value = NULL;
2493
2494 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2495 {
2496 if (strcmp(var.value, "disabled") == 0)
2497 pl_rearmed_cbs.gpu_unai.blending = 0;
2498 else if (strcmp(var.value, "enabled") == 0)
2499 pl_rearmed_cbs.gpu_unai.blending = 1;
2500 }
2501
2502 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2503 var.value = NULL;
2504
2505 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2506 {
2507 if (strcmp(var.value, "disabled") == 0)
2508 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2509 else if (strcmp(var.value, "enabled") == 0)
2510 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2511 }
2512#endif // GPU_UNAI
2513
d6a231b7
S		 2514 var.value = NULL;
2515 var.key = "pcsx_rearmed_crosshair1";
2516
2517 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2518 {
2519 if (strcmp(var.value, "disabled") == 0)
2520 in_enable_crosshair[0] = 0;
2521 else if (strcmp(var.value, "blue") == 0)
2522 in_enable_crosshair[0] = 0x1F;
2523 else if (strcmp(var.value, "green") == 0)
2524 in_enable_crosshair[0] = 0x7E0;
2525 else if (strcmp(var.value, "red") == 0)
2526 in_enable_crosshair[0] = 0xF800;
2527 else if (strcmp(var.value, "white") == 0)
2528 in_enable_crosshair[0] = 0xFFFF;
2529 }
2530
2531 var.value = NULL;
2532 var.key = "pcsx_rearmed_crosshair2";
2533
2534 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2535 {
2536 if (strcmp(var.value, "disabled") == 0)
2537 in_enable_crosshair[1] = 0;
2538 else if (strcmp(var.value, "blue") == 0)
2539 in_enable_crosshair[1] = 0x1F;
2540 else if (strcmp(var.value, "green") == 0)
2541 in_enable_crosshair[1] = 0x7E0;
2542 else if (strcmp(var.value, "red") == 0)
2543 in_enable_crosshair[1] = 0xF800;
2544 else if (strcmp(var.value, "white") == 0)
2545 in_enable_crosshair[1] = 0xFFFF;
2546 }
2547
7a8d521f 2548 //This adjustment process gives the user the ability to manually align the mouse up better
2549 //with where the shots are in the emulator.
2550
d6a231b7
S		 2551 var.value = NULL;
2552 var.key = "pcsx_rearmed_konamigunadjustx";
2553
2554 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2555 {
2556 KonamiGunAdjustX = atof(var.value) / 100.0f;
2557 }
2558
2559 var.value = NULL;
2560 var.key = "pcsx_rearmed_konamigunadjusty";
2561
2562 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2563 {
2564 KonamiGunAdjustY = atof(var.value) / 100.0f;
2565 }
2566
7a8d521f 2567 var.value = NULL;
2568 var.key = "pcsx_rearmed_gunconadjustx";
2569
2570 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2571 {
2572 GunconAdjustX = atoi(var.value);
2573 }
2574
2575 var.value = NULL;
2576 var.key = "pcsx_rearmed_gunconadjusty";
2577
2578 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2579 {
2580 GunconAdjustY = atoi(var.value);
2581 }
2582
2583 var.value = NULL;
2584 var.key = "pcsx_rearmed_gunconadjustratiox";
2585
2586 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2587 {
2588 GunconAdjustRatioX = atof(var.value);
2589 }
2590
2591 var.value = NULL;
2592 var.key = "pcsx_rearmed_gunconadjustratioy";
2593
2594 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2595 {
2596 GunconAdjustRatioY = atof(var.value);
2597 }
2598
2599 var.value = NULL;
2600 var.key = "pcsx_rearmed_input_sensitivity";
2601 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2602 {
2603 mouse_sensitivity = atof(var.value);
2604 }
2605
606bece1 2606 if (found_bios)
2607 {
2608 var.value = NULL;
2609 var.key = "pcsx_rearmed_show_bios_bootlogo";
2610 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2611 {
2612 Config.SlowBoot = 0;
2613 if (strcmp(var.value, "enabled") == 0)
2614 Config.SlowBoot = 1;
2615 }
2616 }
2617
7a8d521f 2618 if (in_flight)
2619 {
32ab9e53
TJ		 2620 // inform core things about possible config changes
2621 plugin_call_rearmed_cbs();
805fe9bc 2622
7a8d521f 2623 if (GPU_open != NULL && GPU_close != NULL)
2624 {
32ab9e53
TJ		 2625 GPU_close();
2626 GPU_open(&gpuDisp, "PCSX", NULL);
2627 }
805fe9bc 2628
7a8d521f 2629 /* Reinitialise frameskipping, if required */
2630 if (((frameskip_type != prev_frameskip_type)))
2631 retro_set_audio_buff_status_cb();
2632
2633 /* dfinput_activate(); */
32ab9e53 2634 }
7a8d521f 2635
2636 update_option_visibility();
e268a47e 2637}
2638
7a8d521f 2639// Taken from beetle-psx-libretro
2640static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
38c2028e 2641{
7a8d521f 2642 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2643 // feature (or pre-date it) so we need to handle this in a graceful way.
2644
2645 // First, try and get an analog value using the new libretro API constant
2646 uint16_t button = input_state_cb(player_index,
2647 RETRO_DEVICE_ANALOG,
2648 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2649 id);
2650 button = MIN(button / 128, 255);
38c2028e 2651
7a8d521f 2652 if (button == 0)
2653 {
2654 // If we got exactly zero, we're either not pressing the button, or the front-end
2655 // is not reporting analog values. We need to do a second check using the classic
2656 // digital API method, to at least get some response - better than nothing.
e268a47e 2657
7a8d521f 2658 // NOTE: If we're really just not holding the button, we're still going to get zero.
e268a47e 2659
7a8d521f 2660 button = (ret & (1 << id)) ? 255 : 0;
2661 }
38c2028e 2662
7a8d521f 2663 return button;
2664}
4615b075 2665
7a8d521f 2666unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
2667{
2668 float modifier_axis_range = 0;
2669
2670 if (is_square)
2671 {
2672 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
2673 if (modifier_axis_range < 0)
2674 {
2675 modifier_axis_range = 0;
2676 }
2677 else if (modifier_axis_range > 255)
2678 {
2679 modifier_axis_range = 255;
2680 }
2681 }
2682 else
2683 {
2684 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
2685 }
38c2028e 2686
7a8d521f 2687 return modifier_axis_range;
38c2028e 2688}
2689
7a8d521f 2690static void update_input_guncon(int port, int ret)
74ebc05b 2691{
7a8d521f 2692 //ToDo:
7a8d521f 2693 //Separate pointer and lightgun control types
2694
2695 //Mouse range is -32767 -> 32767
2696 //1% is about 655
2697 //Use the left analog stick field to store the absolute coordinates
2db412ad 2698
2699 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
2700 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
2701
2702 //Have the Libretro API let /libpcsxcore/plugins.c know when the lightgun is pointed offscreen
2703 //Offscreen value is chosen to be well out of range of any possible scaling done via core options
7a8d521f 2704 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))
2705 {
f6eb0b1c 2706 in_analog_left[port][0] = 65536;
2707 in_analog_left[port][1] = 65536;
7a8d521f 2708 }
2709 else
2710 {
f6eb0b1c 2711 in_analog_left[port][0] = ((gunx * GunconAdjustRatioX) + (GunconAdjustX * 655)) / 64 + 512;
2712 in_analog_left[port][1] = ((guny * GunconAdjustRatioY) + (GunconAdjustY * 655)) / 64 + 512;
7a8d521f 2713 }
2714
2715 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
74ebc05b 2716
7a8d521f 2717 // Trigger
2718 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))
2719 in_keystate[port] |= (1 << DKEY_CIRCLE);
74ebc05b 2720
7a8d521f 2721 // A
2722 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
2723 in_keystate[port] |= (1 << DKEY_START);
74ebc05b 2724
7a8d521f 2725 // B
2726 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B))
2727 in_keystate[port] |= (1 << DKEY_CROSS);
2728
2729}
74ebc05b 2730
d6a231b7
S		 2731static void update_input_justifier(int port, int ret)
2732{
2733 //ToDo:
2734 //Separate pointer and lightgun control types
2735
2736 //RetroArch lightgun range is -32767 -> 32767 on both axes (positive Y is down)
2737
2738 //JUSTIFIER has 3 controls, Trigger,Special,Start which equal Square,Cross,Start
2739
2740 // Trigger
2741 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))
2742 in_keystate[port] |= (1 << DKEY_SQUARE);
2743
2744 // Special
2745 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
2746 in_keystate[port] |= (1 << DKEY_CROSS);
2747
2748 // Start
2749 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_START))
2750 in_keystate[port] |= (1 << DKEY_START);
2751
2752}
2753
7a8d521f 2754static void update_input_negcon(int port, int ret)
2755{
2756 int lsx;
2757 int rsy;
2758 int negcon_i_rs;
2759 int negcon_ii_rs;
2760 float negcon_twist_amplitude;
2761
2762 // Query digital inputs
2763 //
2764 // > Pad-Up
2765 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
2766 in_keystate[port] |= (1 << DKEY_UP);
2767 // > Pad-Right
2768 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
2769 in_keystate[port] |= (1 << DKEY_RIGHT);
2770 // > Pad-Down
2771 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
2772 in_keystate[port] |= (1 << DKEY_DOWN);
2773 // > Pad-Left
2774 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
2775 in_keystate[port] |= (1 << DKEY_LEFT);
2776 // > Start
2777 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
2778 in_keystate[port] |= (1 << DKEY_START);
2779 // > neGcon A
2780 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
2781 in_keystate[port] |= (1 << DKEY_CIRCLE);
2782 // > neGcon B
2783 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
2784 in_keystate[port] |= (1 << DKEY_TRIANGLE);
2785 // > neGcon R shoulder (digital)
2786 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
2787 in_keystate[port] |= (1 << DKEY_R1);
2788 // Query analog inputs
2789 //
2790 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2791 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
2792 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
2793 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
2794 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
2795 // So we just have to map in_analog_left/right to more
2796 // appropriate inputs...
2797 //
2798 // > NeGcon twist
2799 // >> Get raw analog stick value and account for deadzone
2800 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
2801 if (lsx > negcon_deadzone)
2802 lsx = lsx - negcon_deadzone;
2803 else if (lsx < -negcon_deadzone)
2804 lsx = lsx + negcon_deadzone;
2805 else
2806 lsx = 0;
2807 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2808 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
2809 if (negcon_linearity == 2)
2810 {
2811 if (negcon_twist_amplitude < 0.0)
2812 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
2813 else
2814 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
2815 }
2816 else if (negcon_linearity == 3)
2817 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
2818 // >> Convert to final 'in_analog' integer value [0,255]
2819 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
2820 // > NeGcon I + II
2821 // >> Handle right analog stick vertical axis mapping...
2822 // - Up (-Y) == accelerate == neGcon I
2823 // - Down (+Y) == brake == neGcon II
2824 negcon_i_rs = 0;
2825 negcon_ii_rs = 0;
2826 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2827 if (rsy >= 0)
2828 {
2829 // Account for deadzone
2830 // (Note: have never encountered a gamepad with significant differences
2831 // in deadzone between left/right analog sticks, so use the regular 'twist'
2832 // deadzone here)
2833 if (rsy > negcon_deadzone)
2834 rsy = rsy - negcon_deadzone;
2835 else
2836 rsy = 0;
2837 // Convert to 'in_analog' integer value [0,255]
2838 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2839 }
2840 else
2841 {
2842 if (rsy < -negcon_deadzone)
2843 rsy = -1 * (rsy + negcon_deadzone);
2844 else
2845 rsy = 0;
2846 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2847 }
2848 // >> NeGcon I
2849 in_analog_right[port][1] = MAX(
2850 MAX(
2851 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
2852 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
2853 negcon_i_rs);
2854 // >> NeGcon II
2855 in_analog_left[port][0] = MAX(
2856 MAX(
2857 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
2858 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
2859 negcon_ii_rs);
2860 // > NeGcon L
2861 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
2862}
2863
2864static void update_input_mouse(int port, int ret)
2865{
2866 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
2867 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
2868
2869 int x = (int)roundf(raw_x * mouse_sensitivity);
2870 int y = (int)roundf(raw_y * mouse_sensitivity);
2871
2872 if (x > 127) x = 127;
2873 else if (x < -128) x = -128;
2874
2875 if (y > 127) y = 127;
2876 else if (y < -128) y = -128;
2877
2878 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
2879 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
2880
2881 /* left mouse button state */
2882 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2883 in_keystate[port] |= 1 << 11;
2884
2885 /* right mouse button state */
2886 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2887 in_keystate[port] |= 1 << 10;
74ebc05b 2888}
2889
7a8d521f 2890static void update_input(void)
2891{
7a8d521f 2892 int i;
2893 int j;
2894
e5241564 2895 // reset all keystate, query libretro for keystate
7a8d521f 2896 for (i = 0; i < PORTS_NUMBER; i++)
2897 {
a3d87cd7 2898 int32_t ret = 0;
7a8d521f 2899 int type = in_type[i];
2900
2901 in_keystate[i] = 0;
2902
2903 if (type == PSE_PAD_TYPE_NONE)
2904 continue;
2905
2906 if (libretro_supports_bitmasks)
a3d87cd7 2907 {
7a8d521f 2908 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
a3d87cd7 2909 // undo int16 sign extension (why input_state_cb returns int16 in the first place?)
2910 ret &= (1 << (RETRO_DEVICE_ID_JOYPAD_R3 + 1)) - 1;
2911 }
7a8d521f 2912 else
2913 {
2914 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
2915 {
2916 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
2917 ret |= (1 << j);
2918 }
2919 }
2920
2921 switch (type)
2922 {
2923 case PSE_PAD_TYPE_GUNCON:
2924 update_input_guncon(i, ret);
2925 break;
d6a231b7
S		 2926 case PSE_PAD_TYPE_GUN:
2927 update_input_justifier(i, ret);
2928 break;
7a8d521f 2929 case PSE_PAD_TYPE_NEGCON:
2930 update_input_negcon(i, ret);
2931 break;
2932 case PSE_PAD_TYPE_MOUSE:
2933 update_input_mouse(i, ret);
2934 break;
2935 default:
e5241564 2936 // dualshock ANALOG toggle?
a3d87cd7 2937 if (type == PSE_PAD_TYPE_ANALOGPAD && in_dualshock_analog_combo != 0
2938 && ret == in_dualshock_analog_combo)
e5241564 2939 {
2940 if (!in_dualshock_toggling)
2941 {
2942 int state = padToggleAnalog(i);
2943 char msg[32];
2944 snprintf(msg, sizeof(msg), "ANALOG %s", state ? "ON" : "OFF");
2945 show_notification(msg, 800, 1);
2946 in_dualshock_toggling = true;
2947 }
2948 return;
2949 }
2950 in_dualshock_toggling = false;
2951
2952 // Set digital inputs
7a8d521f 2953 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2954 if (ret & (1 << j))
2955 in_keystate[i] |= retro_psx_map[j];
2956
2957 // Query analog inputs
2958 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
2959 {
2960 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);
2961 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);
2962 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);
2963 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);
2964 }
2965 }
2966 }
2967}
2968
2969static void print_internal_fps(void)
2970{
2971 if (display_internal_fps)
2972 {
2973 frame_count++;
2974
2975 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
2976 {
2977 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
2978 char str[64];
2979 const char *strc = (const char *)str;
2980
2981 str[0] = '\0';
2982
2983 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
2984
2985 pl_rearmed_cbs.flip_cnt = 0;
2986
2987 if (msg_interface_version >= 1)
2988 {
2989 struct retro_message_ext msg = {
2990 strc,
2991 3000,
2992 1,
2993 RETRO_LOG_INFO,
2994 RETRO_MESSAGE_TARGET_OSD,
2995 RETRO_MESSAGE_TYPE_STATUS,
2996 -1
2997 };
2998 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2999 }
3000 else
3001 {
3002 struct retro_message msg = {
3003 strc,
3004 180
3005 };
3006 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
3007 }
3008 }
3009 }
3010 else
3011 frame_count = 0;
3012}
3013
3014void retro_run(void)
3015{
3016 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
3017 if (rebootemu != 0)
3018 {
3019 rebootemu = 0;
3020 SysReset();
d512faf7 3021 if (Config.HLE)
3022 LoadCdrom();
7a8d521f 3023 }
3024
5d9e675a 3025 set_vout_fb();
7a8d521f 3026 print_internal_fps();
3027
3028 /* Check whether current frame should
3029 * be skipped */
3030 pl_rearmed_cbs.fskip_force = 0;
3031 pl_rearmed_cbs.fskip_dirty = 0;
3032
3033 if (frameskip_type != FRAMESKIP_NONE)
3034 {
3035 bool skip_frame = false;
3036
3037 switch (frameskip_type)
3038 {
3039 case FRAMESKIP_AUTO:
3040 skip_frame = retro_audio_buff_active && retro_audio_buff_underrun;
3041 break;
3042 case FRAMESKIP_AUTO_THRESHOLD:
3043 skip_frame = retro_audio_buff_active && (retro_audio_buff_occupancy < frameskip_threshold);
3044 break;
3045 case FRAMESKIP_FIXED_INTERVAL:
3046 skip_frame = true;
3047 break;
3048 default:
3049 break;
3050 }
3051
3052 if (skip_frame && frameskip_counter < frameskip_interval)
3053 pl_rearmed_cbs.fskip_force = 1;
3054 }
3055
3056 /* If frameskip/timing settings have changed,
3057 * update frontend audio latency
3058 * > Can do this before or after the frameskip
3059 * check, but doing it after means we at least
3060 * retain the current frame's audio output */
3061 if (update_audio_latency)
3062 {
3063 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
3064 &retro_audio_latency);
3065 update_audio_latency = false;
3066 }
3067
3068 input_poll_cb();
3069
3070 update_input();
3071
3072 bool updated = false;
3073 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
3074 update_variables(true);
3075
3076 stop = 0;
3077 psxCpu->Execute();
3078
3079 if (pl_rearmed_cbs.fskip_dirty == 1) {
3080 if (frameskip_counter < frameskip_interval)
3081 frameskip_counter++;
3082 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
3083 frameskip_counter = 0;
3084 }
3085
3086 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
5d9e675a 3087 vout_width, vout_height, vout_pitch * 2);
7a8d521f 3088 vout_fb_dirty = 0;
7a8d521f 3089}
3090
4a1d78d4 3091static bool try_use_bios(const char *path, bool preferred_only)
7a8d521f 3092{
3093 long size;
3094 const char *name;
3095 FILE *fp = fopen(path, "rb");
3096 if (fp == NULL)
3097 return false;
3098
3099 fseek(fp, 0, SEEK_END);
3100 size = ftell(fp);
3101 fclose(fp);
3102
7a8d521f 3103 name = strrchr(path, SLASH);
3104 if (name++ == NULL)
3105 name = path;
4a1d78d4 3106
3107 if (preferred_only && size != 512 * 1024)
3108 return false;
3109 if (size != 512 * 1024 && size != 4 * 1024 * 1024)
3110 return false;
3111 if (strstr(name, "unirom"))
3112 return false;
3113 // jp bios have an addidional region check
3114 if (preferred_only && (strcasestr(name, "00.") || strcasestr(name, "j.bin")))
3115 return false;
3116
7a8d521f 3117 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
3118 return true;
3119}
3120
3121#ifndef VITA
74ebc05b 3122#include <sys/types.h>
3123#include <dirent.h>
3124
3125static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
3126{
4a1d78d4 3127 static const char *substr_pref[] = { "scph", "ps" };
3128 static const char *substr_alt[] = { "scph", "ps", "openbios" };
7a8d521f 3129 DIR *dir;
3130 struct dirent *ent;
3131 bool ret = false;
378428ac 3132 size_t i;
74ebc05b 3133
7a8d521f 3134 dir = opendir(dirpath);
3135 if (dir == NULL)
3136 return false;
74ebc05b 3137
4a1d78d4 3138 // try to find a "better" bios
3139 while ((ent = readdir(dir)))
7a8d521f 3140 {
4a1d78d4 3141 for (i = 0; i < sizeof(substr_pref) / sizeof(substr_pref[0]); i++)
378428ac 3142 {
4a1d78d4 3143 const char *substr = substr_pref[i];
3144 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
378428ac 3145 continue;
4a1d78d4 3146 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
3147 ret = try_use_bios(path, true);
3148 if (ret)
3149 goto finish;
3150 }
3151 }
378428ac 3152
4a1d78d4 3153 // another pass to look for anything fitting, even ps2 bios
3154 rewinddir(dir);
3155 while ((ent = readdir(dir)))
3156 {
3157 for (i = 0; i < sizeof(substr_alt) / sizeof(substr_alt[0]); i++)
3158 {
3159 const char *substr = substr_alt[i];
3160 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
3161 continue;
378428ac 3162 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
4a1d78d4 3163 ret = try_use_bios(path, false);
378428ac 3164 if (ret)
4a1d78d4 3165 goto finish;
378428ac 3166 }
7a8d521f 3167 }
4a1d78d4 3168
3169
3170finish:
7a8d521f 3171 closedir(dir);
3172 return ret;
74ebc05b 3173}
3174#else
3175#define find_any_bios(...) false
3176#endif
3177
11813b9d 3178static void check_system_specs(void)
3179{
3180 unsigned level = 6;
3181 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
3182}
3183
7a8d521f 3184static int init_memcards(void)
3185{
3186 int ret = 0;
3187 const char *dir;
3188 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
3189 static const char CARD2_FILE[] = "pcsx-card2.mcd";
3190
3191 // Memcard2 will be handled and is re-enabled if needed using core
3192 // operations.
3193 // Memcard1 is handled by libretro, doing this will set core to
3194 // skip file io operations for memcard1 like SaveMcd
3195 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
3196 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
3197 init_memcard(Mcd1Data);
3198 // Memcard 2 is managed by the emulator on the filesystem,
3199 // There is no need to initialize Mcd2Data like Mcd1Data.
3200
3201 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
3202 {
3203 SysPrintf("Memcard 2: %s\n", var.value);
3204 if (memcmp(var.value, "enabled", 7) == 0)
3205 {
3206 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
3207 {
3208 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
3209 {
3210 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
3211 ret = -1;
3212 }
3213 else
3214 {
3215 McdDisable[1] = 0;
3216 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
3217 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
3218 }
3219 }
3220 else
3221 {
3222 SysPrintf("Could not get save directory! Could not create memcard 2.");
3223 ret = -1;
3224 }
3225 }
3226 }
3227 return ret;
3228}
3229
3230static void loadPSXBios(void)
3231{
3232 const char *dir;
3233 char path[PATH_MAX];
3234 unsigned useHLE = 0;
3235
3236 const char *bios[] = {
3237 "PSXONPSP660", "psxonpsp660",
3238 "SCPH101", "scph101",
3239 "SCPH5501", "scph5501",
3240 "SCPH7001", "scph7001",
3241 "SCPH1001", "scph1001"
3242 };
3243
3244 struct retro_variable var = {
3245 .key = "pcsx_rearmed_bios",
3246 .value = NULL
3247 };
3248
3249 found_bios = 0;
3250
3251 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
3252 {
3253 if (!strcmp(var.value, "HLE"))
3254 useHLE = 1;
3255 }
3256
3257 if (!useHLE)
3258 {
3259 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
3260 {
3261 unsigned i;
3262 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
3263
3264 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
3265 {
3266 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
4a1d78d4 3267 found_bios = try_use_bios(path, true);
7a8d521f 3268 if (found_bios)
3269 break;
3270 }
3271
3272 if (!found_bios)
3273 found_bios = find_any_bios(dir, path, sizeof(path));
3274 }
3275 if (found_bios)
3276 {
3277 SysPrintf("found BIOS file: %s\n", Config.Bios);
3278 }
3279 }
3280
3281 if (!found_bios)
3282 {
3283 const char *msg_str;
f3746eea 3284 unsigned duration;
7a8d521f 3285 if (useHLE)
3286 {
f3746eea 3287 msg_str = "BIOS set to \'hle\'";
7a8d521f 3288 SysPrintf("Using HLE BIOS.\n");
f3746eea 3289 // shorter as the user probably intentionally wants to use HLE
3290 duration = 700;
7a8d521f 3291 }
3292 else
3293 {
3294 msg_str = "No PlayStation BIOS file found - add for better compatibility";
3295 SysPrintf("No BIOS files found.\n");
f3746eea 3296 duration = 3000;
7a8d521f 3297 }
f3746eea 3298 show_notification(msg_str, duration, 2);
7a8d521f 3299 }
3300}
3301
38c2028e 3302void retro_init(void)
3303{
7a8d521f 3304 unsigned dci_version = 0;
3305 struct retro_rumble_interface rumble;
3306 int ret;
38c2028e 3307
7a8d521f 3308 msg_interface_version = 0;
3309 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
3310
3311#if defined(__MACH__) && !defined(TVOS)
3312 // magic sauce to make the dynarec work on iOS
3313 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
d148d265 3314#endif
3315
7a8d521f 3316#ifdef _3DS
3317 psxMapHook = pl_3ds_mmap;
3318 psxUnmapHook = pl_3ds_munmap;
3319#endif
3320#ifdef VITA
3321 if (init_vita_mmap() < 0)
3322 abort();
3323 psxMapHook = pl_vita_mmap;
3324 psxUnmapHook = pl_vita_munmap;
3325#endif
3326 ret = emu_core_preinit();
3327#ifdef _3DS
3328 /* emu_core_preinit sets the cpu to dynarec */
3329 if (!__ctr_svchax)
3330 Config.Cpu = CPU_INTERPRETER;
3331#endif
3332 ret |= init_memcards();
38c2028e 3333
7a8d521f 3334 ret |= emu_core_init();
3335 if (ret != 0)
3336 {
3337 SysPrintf("PCSX init failed.\n");
3338 exit(1);
3339 }
3340
3341#ifdef _3DS
3342 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
9165d434 3343#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && P_HAVE_POSIX_MEMALIGN
7a8d521f 3344 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
3345 vout_buf = (void *) 0;
91da8e32 3346 else
3347 memset(vout_buf, 0, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437 3348#else
91da8e32 3349 vout_buf = calloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT, 2);
29122437 3350#endif
38c2028e 3351
7a8d521f 3352 vout_buf_ptr = vout_buf;
3353
3354 loadPSXBios();
3355
3356 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
3357
3358 disk_initial_index = 0;
3359 disk_initial_path[0] = '\0';
3360 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
3361 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
3362 else
3363 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
3364
3365 rumble_cb = NULL;
3366 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
3367 rumble_cb = rumble.set_rumble_state;
3368
3369 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
3370 * we have to do this because cache misses and some IO penalties
3371 * are not emulated. Warning: changing this may break compatibility. */
3372 Config.cycle_multiplier = CYCLE_MULT_DEFAULT;
3373#if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
3374 Config.cycle_multiplier = 200;
5ca2ec64 3375#endif
7a8d521f 3376 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
3377 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
5ca2ec64 3378
7a8d521f 3379 SaveFuncs.open = save_open;
3380 SaveFuncs.read = save_read;
3381 SaveFuncs.write = save_write;
3382 SaveFuncs.seek = save_seek;
3383 SaveFuncs.close = save_close;
6e921e1d 3384
7a8d521f 3385 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
3386 libretro_supports_bitmasks = true;
e268a47e 3387
7a8d521f 3388 check_system_specs();
38c2028e 3389}
3390
3391void retro_deinit(void)
3392{
7a8d521f 3393 if (plugins_opened)
3394 {
3395 ClosePlugins();
3396 plugins_opened = 0;
3397 }
3398 SysClose();
3399#ifdef _3DS
3400 linearFree(vout_buf);
3401#else
3402 free(vout_buf);
3403#endif
3404 vout_buf = NULL;
3405
3406#ifdef VITA
3407 deinit_vita_mmap();
3408#endif
3409 libretro_supports_bitmasks = false;
3410 libretro_supports_option_categories = false;
3411
3412 show_input_settings = true;
3413#ifdef GPU_PEOPS
3414 show_advanced_gpu_peops_settings = true;
3415#endif
3416#ifdef GPU_UNAI
3417 show_advanced_gpu_unai_settings = true;
3418#endif
3419
3420 /* Have to reset disks struct, otherwise
3421 * fnames/flabels will leak memory */
3422 disk_init();
3423 frameskip_type = FRAMESKIP_NONE;
3424 frameskip_threshold = 0;
3425 frameskip_interval = 0;
3426 frameskip_counter = 0;
3427 retro_audio_buff_active = false;
3428 retro_audio_buff_occupancy = 0;
3429 retro_audio_buff_underrun = false;
3430 retro_audio_latency = 0;
3431 update_audio_latency = false;
3432}
3433
3434#ifdef VITA
3435#include <psp2/kernel/threadmgr.h>
3436int usleep(unsigned long us)
3437{
3438 sceKernelDelayThread(us);
3439}
3440#endif
3441
3442void SysPrintf(const char *fmt, ...)
3443{
3444 va_list list;
3445 char msg[512];
3446
3447 va_start(list, fmt);
3448 vsprintf(msg, fmt, list);
3449 va_end(list);
3450
3451 if (log_cb)
3452 log_cb(RETRO_LOG_INFO, "%s", msg);
3453}
3454
3455/* Prints debug-level logs */
3456void SysDLog(const char *fmt, ...)
3457{
3458 va_list list;
3459 char msg[512];
3460
3461 va_start(list, fmt);
3462 vsprintf(msg, fmt, list);
3463 va_end(list);
3464
3465 if (log_cb)
3466 log_cb(RETRO_LOG_DEBUG, "%s", msg);
38c2028e 3467}
378428ac 3468
3469// vim:sw=3:ts=3:expandtab
ARM optimized PCSX fork