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psxmem.h: Fix annoying warning
[pcsx_rearmed.git] / frontend / libretro.c
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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;
70d56ca3 83static int vout_width, vout_height;
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;
101
102typedef enum
103{
104 FRAMESKIP_NONE = 0,
105 FRAMESKIP_AUTO,
106 FRAMESKIP_AUTO_THRESHOLD,
107 FRAMESKIP_FIXED_INTERVAL
108} frameskip_type_t;
109
110static unsigned frameskip_type = FRAMESKIP_NONE;
111static unsigned frameskip_threshold = 0;
112static unsigned frameskip_interval = 0;
113static unsigned frameskip_counter = 0;
114
115static int retro_audio_buff_active = false;
116static unsigned retro_audio_buff_occupancy = 0;
117static int retro_audio_buff_underrun = false;
118
119static unsigned retro_audio_latency = 0;
120static int update_audio_latency = false;
121
122static unsigned previous_width = 0;
123static unsigned previous_height = 0;
70d56ca3 124
38c2028e 125static int plugins_opened;
17f84149 126static int is_pal_mode;
38c2028e 127
f9f60dae
TK		 128/* memory card data */
129extern char Mcd1Data[MCD_SIZE];
7a8d521f 130extern char Mcd2Data[MCD_SIZE];
f9f60dae 131extern char McdDisable[2];
38c2028e 132
133/* PCSX ReARMed core calls and stuff */
7a8d521f 134int in_type[8] = {
135 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
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};
140int in_analog_left[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
141int in_analog_right[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
142unsigned short in_keystate[PORTS_NUMBER];
143int in_mouse[8][2];
144int multitap1 = 0;
145int multitap2 = 0;
4e477065 146int in_enable_vibration = 1;
d6a231b7 147int in_enable_crosshair[2] = { 0, 0 };
38c2028e 148
7a8d521f 149// NegCon adjustment parameters
150// > The NegCon 'twist' action is somewhat awkward when mapped
151// to a standard analog stick -> user should be able to tweak
152// response/deadzone for comfort
153// > When response is linear, 'additional' deadzone (set here)
154// may be left at zero, since this is normally handled via in-game
155// options menus
156// > When response is non-linear, deadzone should be set to match the
157// controller being used (otherwise precision may be lost)
158// > negcon_linearity:
159// - 1: Response is linear - recommended when using racing wheel
160// peripherals, not recommended for standard gamepads
161// - 2: Response is quadratic - optimal setting for gamepads
162// - 3: Response is cubic - enables precise fine control, but
163// difficult to use...
164#define NEGCON_RANGE 0x7FFF
165static int negcon_deadzone = 0;
166static int negcon_linearity = 1;
167
168static bool axis_bounds_modifier;
169
805fe9bc 170/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
7a8d521f 171#define VOUT_MAX_WIDTH 1024
805fe9bc 172#define VOUT_MAX_HEIGHT 512
173
7a8d521f 174//Dummy functions
175bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) { return false; }
176void retro_unload_game(void) {}
177static int vout_open(void) { return 0; }
178static void vout_close(void) {}
179static int snd_init(void) { return 0; }
180static void snd_finish(void) {}
181static int snd_busy(void) { return 0; }
182
183#define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
184#define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
185#define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
186#define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
187#define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
188#define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
189#define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
190#define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
191#define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
192
7df396ea
TK		 193static void init_memcard(char *mcd_data)
194{
7a8d521f 195 unsigned off = 0;
196 unsigned i;
7df396ea 197
7a8d521f 198 memset(mcd_data, 0, MCD_SIZE);
7df396ea 199
7a8d521f 200 mcd_data[off++] = 'M';
201 mcd_data[off++] = 'C';
202 off += 0x7d;
203 mcd_data[off++] = 0x0e;
7df396ea 204
7a8d521f 205 for (i = 0; i < 15; i++)
206 {
207 mcd_data[off++] = 0xa0;
208 off += 0x07;
209 mcd_data[off++] = 0xff;
210 mcd_data[off++] = 0xff;
211 off += 0x75;
212 mcd_data[off++] = 0xa0;
213 }
7df396ea 214
7a8d521f 215 for (i = 0; i < 20; i++)
216 {
217 mcd_data[off++] = 0xff;
218 mcd_data[off++] = 0xff;
219 mcd_data[off++] = 0xff;
220 mcd_data[off++] = 0xff;
221 off += 0x04;
222 mcd_data[off++] = 0xff;
223 mcd_data[off++] = 0xff;
224 off += 0x76;
225 }
7df396ea
TK		 226}
227
7a8d521f 228static void set_vout_fb()
38c2028e 229{
7a8d521f 230 struct retro_framebuffer fb = { 0 };
231
232 fb.width = vout_width;
233 fb.height = vout_height;
234 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
235
236 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
237 vout_buf_ptr = (uint16_t *)fb.data;
238 else
239 vout_buf_ptr = vout_buf;
38c2028e 240}
241
e4c83ca6 242static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
38c2028e 243{
7a8d521f 244 vout_width = w;
245 vout_height = h;
f6eb0b1c 246 psx_w = raw_w;
247 psx_h = raw_h;
7a8d521f 248
249 if (previous_width != vout_width || previous_height != vout_height)
250 {
251 previous_width = vout_width;
252 previous_height = vout_height;
253
254 struct retro_system_av_info info;
255 retro_get_system_av_info(&info);
256 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
257 }
258
259 set_vout_fb();
38c2028e 260}
261
cc4f9b70 262#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 263static void convert(void *buf, size_t bytes)
38c2028e 264{
7a8d521f 265 unsigned int i, v, *p = buf;
38c2028e 266
7a8d521f 267 for (i = 0; i < bytes / 4; i++)
268 {
269 v = p[i];
270 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
271 }
38c2028e 272}
46aa5b98 273#endif
38c2028e 274
d6a231b7
S		 275// Function to add crosshairs
276static 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) {
277 for (port = 0; port < 2; port++) {
278 // Draw the horizontal line of the crosshair
279 for (int i = pos_y - thickness / 2; i <= pos_y + thickness / 2; i++) {
280 for (int j = pos_x - size_x / 2; j <= pos_x + size_x / 2; j++) {
281 if ((i + vout_height) >= 0 && (i + vout_height) < bufferStride && j >= 0 && j < bufferStride && in_enable_crosshair[port] > 0)
282 buffer[i * bufferStride + j] = crosshair_color;
283 }
284 }
285
286 // Draw the vertical line of the crosshair
287 for (int i = pos_x - thickness / 2; i <= pos_x + thickness / 2; i++) {
288 for (int j = pos_y - size_y / 2; j <= pos_y + size_y / 2; j++) {
289 if (i >= 0 && i < bufferStride && (j + vout_height) >= 0 && (j + vout_height) < bufferStride && in_enable_crosshair[port] > 0)
290 buffer[j * bufferStride + i] = crosshair_color;
291 }
292 }
293 }
294}
295
296struct CrosshairInfo {
297 int pos_x, pos_y, thickness, size_x, size_y;
298};
299
300// Calculate size and position of crosshairs
301static void CrosshairDimensions(int port, struct CrosshairInfo *info) {
302 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
303 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
304 if (gunx == 32767) // Prevent crosshairs from wrapping around right side of screen to left
305 info->pos_x = (gunx + 32767.0f) * vout_width / 65534.0f - 0.5f;
306 else
307 info->pos_x = (gunx + 32767.0f) * vout_width / 65534.0f;
308 info->pos_y = (guny + 32767.0f) * vout_height / 65534.0f - vout_height;
309 info->thickness = pl_rearmed_cbs.gpu_neon.enhancement_enable ? 4 : 2;
310 info->size_x = psx_w * (pl_rearmed_cbs.gpu_neon.enhancement_enable ? 2 : 1) / 40.0f;
311 info->size_y = psx_h * (pl_rearmed_cbs.gpu_neon.enhancement_enable ? 2 : 1) * (4.0f / 3.0f) / 40.0f;
312}
313
308c6e67 314static void vout_flip(const void *vram, int stride, int bgr24,
315 int x, int y, int w, int h, int dims_changed)
38c2028e 316{
7a8d521f 317 unsigned short *dest = vout_buf_ptr;
318 const unsigned short *src = vram;
319 int dstride = vout_width, h1 = h;
d6a231b7 320 int port = 0;
7a8d521f 321
d6a231b7 322 if (vram == NULL || dims_changed || (in_enable_crosshair[0] + in_enable_crosshair[1]) > 0)
7a8d521f 323 {
308c6e67 324 memset(vout_buf_ptr, 0, dstride * vout_height * 2);
7a8d521f 325 // blanking
308c6e67 326 if (vram == NULL)
327 goto out;
7a8d521f 328 }
329
308c6e67 330 dest += x + y * dstride;
7a8d521f 331
332 if (bgr24)
333 {
334 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
335 for (; h1-- > 0; dest += dstride, src += stride)
336 {
337 bgr888_to_rgb565(dest, src, w * 3);
338 }
339 }
340 else
341 {
342 for (; h1-- > 0; dest += dstride, src += stride)
343 {
344 bgr555_to_rgb565(dest, src, w * 2);
345 }
346 }
38c2028e 347
d6a231b7
S		 348 for (port = 0; port < 2; port++) {
349 if (in_enable_crosshair[port] > 0 && (in_type[port] == PSE_PAD_TYPE_GUNCON || in_type[port] == PSE_PAD_TYPE_GUN))
350 {
351 struct CrosshairInfo crosshairInfo;
352 CrosshairDimensions(port, &crosshairInfo);
353 addCrosshair(port, in_enable_crosshair[port], dest, dstride, crosshairInfo.pos_x, crosshairInfo.pos_y, crosshairInfo.thickness, crosshairInfo.size_x, crosshairInfo.size_y);
354 }
355 }
356
fa56d360 357out:
46aa5b98 358#ifndef FRONTEND_SUPPORTS_RGB565
7a8d521f 359 convert(vout_buf_ptr, vout_width * vout_height * 2);
360#endif
361 vout_fb_dirty = 1;
362 pl_rearmed_cbs.flip_cnt++;
363}
364
365#ifdef _3DS
366typedef struct
367{
368 void *buffer;
369 uint32_t target_map;
370 size_t size;
371 enum psxMapTag tag;
372} psx_map_t;
373
374psx_map_t custom_psx_maps[] = {
375 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
376 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
377 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
378 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
379 { NULL, 0x12000000, 0x200000, MAP_TAG_VRAM }, // 0x00000000
380};
381
382void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
383 enum psxMapTag tag)
384{
385 (void)is_fixed;
386 (void)addr;
387
388 if (__ctr_svchax)
389 {
390 psx_map_t *custom_map = custom_psx_maps;
391
392 for (; custom_map->size; custom_map++)
393 {
394 if ((custom_map->size == size) && (custom_map->tag == tag))
395 {
396 uint32_t ptr_aligned, tmp;
397
398 custom_map->buffer = malloc(size + 0x1000);
399 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
400
401 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
402 {
403 SysPrintf("could not map memory @0x%08X\n", custom_map->target_map);
404 exit(1);
405 }
406
407 return (void *)custom_map->target_map;
408 }
409 }
410 }
411
412 return malloc(size);
413}
414
415void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
416{
417 (void)tag;
418
419 if (__ctr_svchax)
420 {
421 psx_map_t *custom_map = custom_psx_maps;
422
423 for (; custom_map->size; custom_map++)
424 {
425 if ((custom_map->target_map == (uint32_t)ptr))
426 {
427 uint32_t ptr_aligned, tmp;
428
429 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
430
431 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
432
433 free(custom_map->buffer);
434 custom_map->buffer = NULL;
435 return;
436 }
437 }
438 }
439
440 free(ptr);
441}
442#endif
443
444#ifdef VITA
445typedef struct
446{
447 void *buffer;
448 uint32_t target_map;
449 size_t size;
450 enum psxMapTag tag;
451} psx_map_t;
452
453void *addr = NULL;
454
455psx_map_t custom_psx_maps[] = {
456 { NULL, NULL, 0x210000, MAP_TAG_RAM }, // 0x80000000
457 { NULL, NULL, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
458 { NULL, NULL, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
459 { NULL, NULL, 0x800000, MAP_TAG_LUTS }, // 0x08000000
460 { NULL, NULL, 0x200000, MAP_TAG_VRAM }, // 0x00000000
461};
462
463int init_vita_mmap()
464{
465 int n;
466 void *tmpaddr;
467 addr = malloc(64 * 1024 * 1024);
468 if (addr == NULL)
469 return -1;
470 tmpaddr = ((u32)(addr + 0xFFFFFF)) & ~0xFFFFFF;
471 custom_psx_maps[0].buffer = tmpaddr + 0x2000000;
472 custom_psx_maps[1].buffer = tmpaddr + 0x1800000;
473 custom_psx_maps[2].buffer = tmpaddr + 0x1c00000;
474 custom_psx_maps[3].buffer = tmpaddr + 0x0000000;
475 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
476#if 0
477 for(n = 0; n < 5; n++){
478 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
479 }
46aa5b98 480#endif
7a8d521f 481 return 0;
482}
483
484void deinit_vita_mmap()
485{
486 free(addr);
487}
488
489void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
490 enum psxMapTag tag)
491{
492 (void)is_fixed;
493 (void)addr;
494
495 psx_map_t *custom_map = custom_psx_maps;
496
497 for (; custom_map->size; custom_map++)
498 {
499 if ((custom_map->size == size) && (custom_map->tag == tag))
500 {
501 return custom_map->buffer;
502 }
503 }
504
505 return malloc(size);
38c2028e 506}
507
7a8d521f 508void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
38c2028e 509{
7a8d521f 510 (void)tag;
511
512 psx_map_t *custom_map = custom_psx_maps;
513
514 for (; custom_map->size; custom_map++)
515 {
516 if ((custom_map->buffer == ptr))
517 {
518 return;
519 }
520 }
521
522 free(ptr);
38c2028e 523}
7a8d521f 524#endif
38c2028e 525
cc56203b 526static void *pl_mmap(unsigned int size)
527{
7a8d521f 528 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 529}
530
531static void pl_munmap(void *ptr, unsigned int size)
532{
7a8d521f 533 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 534}
535
38c2028e 536struct rearmed_cbs pl_rearmed_cbs = {
7a8d521f 537 .pl_vout_open = vout_open,
538 .pl_vout_set_mode = vout_set_mode,
539 .pl_vout_flip = vout_flip,
540 .pl_vout_close = vout_close,
541 .mmap = pl_mmap,
542 .munmap = pl_munmap,
abf09485 543 .gpu_state_change = gpu_state_change,
7a8d521f 544 /* from psxcounters */
545 .gpu_hcnt = &hSyncCount,
546 .gpu_frame_count = &frame_counter,
38c2028e 547};
548
549void pl_frame_limit(void)
550{
7a8d521f 551 /* called once per frame, make psxCpu->Execute() above return */
da65071f 552 stop++;
38c2028e 553}
554
555void pl_timing_prepare(int is_pal)
556{
7a8d521f 557 is_pal_mode = is_pal;
38c2028e 558}
559
d71c7095 560void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 561{
7a8d521f 562 if (!rumble_cb)
563 return;
564
565 if (in_enable_vibration)
566 {
567 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
568 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
569 }
38c2028e 570}
571
d6a231b7
S		 572//Percentage distance of screen to adjust for Konami Gun
573static float KonamiGunAdjustX = 0;
574static float KonamiGunAdjustY = 0;
575
2db412ad 576void pl_gun_byte2(int port, unsigned char byte)
38c2028e 577{
d6a231b7
S		 578 int irq_count = 4;
579 float justifier_multiplier = 0;
580 int justifier_width = psx_w;
581 int justifier_height = psx_h;
582 int justifier_offscreen = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN);
583 int justifier_reload = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD);
584
585 if (justifier_width == 256)
586 justifier_multiplier = is_pal_mode ? .157086f : .158532f;
587 else if (justifier_width == 320)
588 justifier_multiplier = is_pal_mode ? .196358f : .198166f;
589 else if (justifier_width == 384)
590 justifier_multiplier = is_pal_mode ? .224409f : .226475f;
591 else if (justifier_width == 512)
592 justifier_multiplier = is_pal_mode ? .314173f : .317065f;
593 else // (justifier_width == 640)
594 justifier_multiplier = is_pal_mode ? .392717f : .396332f;
595
596 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
597 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
598
599 //Default offset of +105 for X and -12 for Y is chosen to obtain alignment in Die Hard Trilogy, which has no calibration feature
600 int gunx_scaled = ((gunx + 32767.0f) / 65534.0f + KonamiGunAdjustX) * justifier_width / justifier_multiplier + 105.0f;
601 int guny_scaled = ((guny + 32767.0f) / 65534.0f + KonamiGunAdjustY) * justifier_height - 12.0f;
602
603 if ((byte & 0x10) && !justifier_offscreen && !justifier_reload)
604 {
605 psxScheduleIrq10(irq_count, gunx_scaled, guny_scaled);
606 }
38c2028e 607}
608
609/* sound calls */
7a8d521f 610static void snd_feed(void *buf, int bytes)
38c2028e 611{
7a8d521f 612 if (audio_batch_cb != NULL)
613 audio_batch_cb(buf, bytes / 4);
38c2028e 614}
615
7a8d521f 616void out_register_libretro(struct out_driver *drv)
38c2028e 617{
7a8d521f 618 drv->name = "libretro";
619 drv->init = snd_init;
620 drv->finish = snd_finish;
621 drv->busy = snd_busy;
622 drv->feed = snd_feed;
38c2028e 623}
624
d6a231b7
S		 625#define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
626#define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
627#define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
628#define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
629#define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
630#define RETRO_DEVICE_PSE_JUSTIFIER RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 1)
631#define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
7a8d521f 632
633static char *get_pse_pad_label[] = {
634 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
635};
636
d6a231b7 637static const struct retro_controller_description pads[8] =
38c2028e 638{
d6a231b7
S		 639 { "standard", RETRO_DEVICE_JOYPAD },
640 { "analog", RETRO_DEVICE_PSE_ANALOG },
641 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
642 { "negcon", RETRO_DEVICE_PSE_NEGCON },
643 { "guncon", RETRO_DEVICE_PSE_GUNCON },
644 { "konami gun", RETRO_DEVICE_PSE_JUSTIFIER },
645 { "mouse", RETRO_DEVICE_PSE_MOUSE },
7a8d521f 646 { NULL, 0 },
647};
38c2028e 648
7a8d521f 649static const struct retro_controller_info ports[9] =
38c2028e 650{
7a8d521f 651 { pads, 7 },
652 { pads, 7 },
653 { pads, 7 },
654 { pads, 7 },
655 { pads, 7 },
656 { pads, 7 },
657 { pads, 7 },
658 { pads, 7 },
659 { NULL, 0 },
660};
38c2028e 661
7a8d521f 662/* libretro */
663
664static bool update_option_visibility(void)
07c13dfd 665{
7a8d521f 666 struct retro_variable var = {0};
667 struct retro_core_option_display option_display = {0};
668 bool updated = false;
669 unsigned i;
670
671 /* If frontend supports core option categories
672 * then show/hide core option entries are ignored
673 * and no options should be hidden */
674 if (libretro_supports_option_categories)
675 return false;
676
677 var.key = "pcsx_rearmed_show_input_settings";
678 var.value = NULL;
679
680 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
681 {
682 bool show_input_settings_prev =
683 show_input_settings;
684
685 show_input_settings = true;
686 if (strcmp(var.value, "disabled") == 0)
687 show_input_settings = false;
688
689 if (show_input_settings !=
690 show_input_settings_prev)
691 {
692 char input_option[][50] = {
693 "pcsx_rearmed_analog_axis_modifier",
694 "pcsx_rearmed_vibration",
695 "pcsx_rearmed_multitap",
696 "pcsx_rearmed_negcon_deadzone",
697 "pcsx_rearmed_negcon_response",
698 "pcsx_rearmed_input_sensitivity",
d6a231b7
S		 699 "pcsx_rearmed_crosshair1",
700 "pcsx_rearmed_crosshair2",
701 "pcsx_rearmed_konamigunadjustx",
702 "pcsx_rearmed_konamigunadjusty",
7a8d521f 703 "pcsx_rearmed_gunconadjustx",
704 "pcsx_rearmed_gunconadjusty",
705 "pcsx_rearmed_gunconadjustratiox",
706 "pcsx_rearmed_gunconadjustratioy"
707 };
708
709 option_display.visible = show_input_settings;
710
711 for (i = 0;
712 i < (sizeof(input_option) /
713 sizeof(input_option[0]));
714 i++)
715 {
716 option_display.key = input_option[i];
717 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
718 &option_display);
719 }
720
721 updated = true;
722 }
723 }
724#ifdef GPU_PEOPS
725 var.key = "pcsx_rearmed_show_gpu_peops_settings";
726 var.value = NULL;
727
728 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
729 {
730 bool show_advanced_gpu_peops_settings_prev =
731 show_advanced_gpu_peops_settings;
732
733 show_advanced_gpu_peops_settings = true;
734 if (strcmp(var.value, "disabled") == 0)
735 show_advanced_gpu_peops_settings = false;
736
737 if (show_advanced_gpu_peops_settings !=
738 show_advanced_gpu_peops_settings_prev)
739 {
740 unsigned i;
741 struct retro_core_option_display option_display;
742 char gpu_peops_option[][45] = {
743 "pcsx_rearmed_gpu_peops_odd_even_bit",
744 "pcsx_rearmed_gpu_peops_expand_screen_width",
745 "pcsx_rearmed_gpu_peops_ignore_brightness",
746 "pcsx_rearmed_gpu_peops_disable_coord_check",
747 "pcsx_rearmed_gpu_peops_lazy_screen_update",
748 "pcsx_rearmed_gpu_peops_repeated_triangles",
749 "pcsx_rearmed_gpu_peops_quads_with_triangles",
750 "pcsx_rearmed_gpu_peops_fake_busy_state"
751 };
752
753 option_display.visible = show_advanced_gpu_peops_settings;
754
755 for (i = 0;
756 i < (sizeof(gpu_peops_option) /
757 sizeof(gpu_peops_option[0]));
758 i++)
759 {
760 option_display.key = gpu_peops_option[i];
761 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
762 &option_display);
763 }
764
765 updated = true;
766 }
767 }
768#endif
769#ifdef GPU_UNAI
770 var.key = "pcsx_rearmed_show_gpu_unai_settings";
771 var.value = NULL;
772
773 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
774 {
775 bool show_advanced_gpu_unai_settings_prev =
776 show_advanced_gpu_unai_settings;
777
778 show_advanced_gpu_unai_settings = true;
779 if (strcmp(var.value, "disabled") == 0)
780 show_advanced_gpu_unai_settings = false;
781
782 if (show_advanced_gpu_unai_settings !=
783 show_advanced_gpu_unai_settings_prev)
784 {
785 unsigned i;
786 struct retro_core_option_display option_display;
787 char gpu_unai_option[][40] = {
788 "pcsx_rearmed_gpu_unai_blending",
789 "pcsx_rearmed_gpu_unai_lighting",
790 "pcsx_rearmed_gpu_unai_fast_lighting",
791 "pcsx_rearmed_gpu_unai_scale_hires",
792 };
793
794 option_display.visible = show_advanced_gpu_unai_settings;
795
796 for (i = 0;
797 i < (sizeof(gpu_unai_option) /
798 sizeof(gpu_unai_option[0]));
799 i++)
800 {
801 option_display.key = gpu_unai_option[i];
802 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
803 &option_display);
804 }
805
806 updated = true;
807 }
808 }
809#endif
810 return updated;
07c13dfd 811}
812
e268a47e 813void retro_set_environment(retro_environment_t cb)
814{
7a8d521f 815 bool option_categories = false;
816#ifdef USE_LIBRETRO_VFS
817 struct retro_vfs_interface_info vfs_iface_info;
7d68d030 818#endif
e268a47e 819
820 environ_cb = cb;
821
7a8d521f 822 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
823 log_cb = logging.log;
824
825 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
826
827 /* Set core options
828 * An annoyance: retro_set_environment() can be called
829 * multiple times, and depending upon the current frontend
830 * state various environment callbacks may be disabled.
831 * This means the reported 'categories_supported' status
832 * may change on subsequent iterations. We therefore have
833 * to record whether 'categories_supported' is true on any
834 * iteration, and latch the result */
835 libretro_set_core_options(environ_cb, &option_categories);
836 libretro_supports_option_categories |= option_categories;
837
838 /* If frontend supports core option categories,
839 * any show/hide core option entries are unused
840 * and should be hidden */
841 if (libretro_supports_option_categories)
842 {
843 struct retro_core_option_display option_display;
844 option_display.visible = false;
845
846 option_display.key = "pcsx_rearmed_show_input_settings";
847 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
848 &option_display);
849
850#ifdef GPU_PEOPS
851 option_display.key = "pcsx_rearmed_show_gpu_peops_settings";
852 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
853 &option_display);
854#endif
855#ifdef GPU_UNAI
856 option_display.key = "pcsx_rearmed_show_gpu_unai_settings";
857 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
858 &option_display);
859#endif
860 }
861 /* If frontend does not support core option
862 * categories, core options may be shown/hidden
863 * at runtime. In this case, register 'update
864 * display' callback, so frontend can update
865 * core options menu without calling retro_run() */
866 else
867 {
868 struct retro_core_options_update_display_callback update_display_cb;
869 update_display_cb.callback = update_option_visibility;
870
871 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_UPDATE_DISPLAY_CALLBACK,
872 &update_display_cb);
873 }
874
875#ifdef USE_LIBRETRO_VFS
876 vfs_iface_info.required_interface_version = 1;
877 vfs_iface_info.iface = NULL;
878 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
879 filestream_vfs_init(&vfs_iface_info);
880#endif
e268a47e 881}
882
38c2028e 883void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
884void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
885void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
886void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
887void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
888
889unsigned retro_api_version(void)
890{
7a8d521f 891 return RETRO_API_VERSION;
892}
893
894static void update_multitap(void)
895{
896 struct retro_variable var = { 0 };
897
898 multitap1 = 0;
899 multitap2 = 0;
900
901 var.value = NULL;
902 var.key = "pcsx_rearmed_multitap";
903 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
904 {
905 if (strcmp(var.value, "port 1") == 0)
906 multitap1 = 1;
907 else if (strcmp(var.value, "port 2") == 0)
908 multitap2 = 1;
909 else if (strcmp(var.value, "ports 1 and 2") == 0)
910 {
911 multitap1 = 1;
912 multitap2 = 1;
913 }
914 }
38c2028e 915}
916
917void retro_set_controller_port_device(unsigned port, unsigned device)
918{
7a8d521f 919 if (port >= PORTS_NUMBER)
920 return;
921
922 switch (device)
923 {
924 case RETRO_DEVICE_JOYPAD:
925 case RETRO_DEVICE_PSE_STANDARD:
926 in_type[port] = PSE_PAD_TYPE_STANDARD;
927 break;
928 case RETRO_DEVICE_PSE_ANALOG:
929 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
930 break;
931 case RETRO_DEVICE_PSE_DUALSHOCK:
932 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
933 break;
934 case RETRO_DEVICE_PSE_MOUSE:
935 in_type[port] = PSE_PAD_TYPE_MOUSE;
936 break;
937 case RETRO_DEVICE_PSE_NEGCON:
938 in_type[port] = PSE_PAD_TYPE_NEGCON;
939 break;
940 case RETRO_DEVICE_PSE_GUNCON:
941 in_type[port] = PSE_PAD_TYPE_GUNCON;
942 break;
d6a231b7
S		 943 case RETRO_DEVICE_PSE_JUSTIFIER:
944 in_type[port] = PSE_PAD_TYPE_GUN;
945 break;
7a8d521f 946 case RETRO_DEVICE_NONE:
947 default:
948 in_type[port] = PSE_PAD_TYPE_NONE;
949 break;
950 }
951
952 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
38c2028e 953}
954
955void retro_get_system_info(struct retro_system_info *info)
956{
7a8d521f 957#ifndef GIT_VERSION
958#define GIT_VERSION ""
959#endif
960 memset(info, 0, sizeof(*info));
961 info->library_name = "PCSX-ReARMed";
962 info->library_version = "r23l" GIT_VERSION;
0cae7d24 963 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd|iso|exe";
7a8d521f 964 info->need_fullpath = true;
38c2028e 965}
966
967void retro_get_system_av_info(struct retro_system_av_info *info)
968{
7a8d521f 969 unsigned geom_height = vout_height > 0 ? vout_height : 240;
970 unsigned geom_width = vout_width > 0 ? vout_width : 320;
971
972 memset(info, 0, sizeof(*info));
973 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
974 info->timing.sample_rate = 44100.0;
975 info->geometry.base_width = geom_width;
976 info->geometry.base_height = geom_height;
977 info->geometry.max_width = VOUT_MAX_WIDTH;
978 info->geometry.max_height = VOUT_MAX_HEIGHT;
979 info->geometry.aspect_ratio = 4.0 / 3.0;
38c2028e 980}
981
6e921e1d 982/* savestates */
7a8d521f 983size_t retro_serialize_size(void)
984{
985 // it's currently 4380651-4397047 bytes,
986 // but have some reserved for future
987 return 0x440000;
6e921e1d 988}
989
7a8d521f 990struct save_fp
991{
992 char *buf;
993 size_t pos;
994 int is_write;
6e921e1d 995};
996
997static void *save_open(const char *name, const char *mode)
998{
7a8d521f 999 struct save_fp *fp;
6e921e1d 1000
7a8d521f 1001 if (name == NULL || mode == NULL)
1002 return NULL;
6e921e1d 1003
7a8d521f 1004 fp = malloc(sizeof(*fp));
1005 if (fp == NULL)
1006 return NULL;
6e921e1d 1007
7a8d521f 1008 fp->buf = (char *)name;
1009 fp->pos = 0;
1010 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
6e921e1d 1011
7a8d521f 1012 return fp;
6e921e1d 1013}
1014
1015static int save_read(void *file, void *buf, u32 len)
1016{
7a8d521f 1017 struct save_fp *fp = file;
1018 if (fp == NULL || buf == NULL)
1019 return -1;
6e921e1d 1020
7a8d521f 1021 memcpy(buf, fp->buf + fp->pos, len);
1022 fp->pos += len;
1023 return len;
6e921e1d 1024}
1025
1026static int save_write(void *file, const void *buf, u32 len)
1027{
7a8d521f 1028 struct save_fp *fp = file;
1029 if (fp == NULL || buf == NULL)
1030 return -1;
6e921e1d 1031
7a8d521f 1032 memcpy(fp->buf + fp->pos, buf, len);
1033 fp->pos += len;
1034 return len;
6e921e1d 1035}
1036
1037static long save_seek(void *file, long offs, int whence)
1038{
7a8d521f 1039 struct save_fp *fp = file;
1040 if (fp == NULL)
1041 return -1;
6e921e1d 1042
7a8d521f 1043 switch (whence)
1044 {
1045 case SEEK_CUR:
1046 fp->pos += offs;
1047 return fp->pos;
1048 case SEEK_SET:
1049 fp->pos = offs;
1050 return fp->pos;
1051 default:
1052 return -1;
1053 }
6e921e1d 1054}
1055
1056static void save_close(void *file)
1057{
7a8d521f 1058 struct save_fp *fp = file;
1059 size_t r_size = retro_serialize_size();
1060 if (fp == NULL)
1061 return;
1062
1063 if (fp->pos > r_size)
1064 SysPrintf("ERROR: save buffer overflow detected\n");
1065 else if (fp->is_write && fp->pos < r_size)
1066 // make sure we don't save trash in leftover space
1067 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
1068 free(fp);
38c2028e 1069}
1070
1071bool retro_serialize(void *data, size_t size)
7a8d521f 1072{
1073 int ret = SaveState(data);
1074 return ret == 0 ? true : false;
38c2028e 1075}
1076
1077bool retro_unserialize(const void *data, size_t size)
1078{
7a8d521f 1079 int ret = LoadState(data);
1080 return ret == 0 ? true : false;
38c2028e 1081}
1082
23ea11bd 1083/* cheats */
38c2028e 1084void retro_cheat_reset(void)
1085{
7a8d521f 1086 ClearAllCheats();
38c2028e 1087}
1088
1089void retro_cheat_set(unsigned index, bool enabled, const char *code)
1090{
1e93efc0 1091 int ret = -1;
1092 char *buf;
7a8d521f 1093
1e93efc0 1094 // cheat funcs are destructive, need a copy...
1095 buf = strdup(code);
1096 if (buf == NULL)
1097 goto finish;
6e921e1d 1098
7a8d521f 1099 //Prepare buffered cheat for PCSX's AddCheat fucntion.
1100 int cursor = 0;
1101 int nonhexdec = 0;
1102 while (buf[cursor])
1103 {
1104 if (!(ISHEXDEC))
1105 {
1106 if (++nonhexdec % 2)
1107 {
1108 buf[cursor] = ' ';
1109 }
1110 else
1111 {
1112 buf[cursor] = '\n';
1113 }
1114 }
1115 cursor++;
1116 }
6e921e1d 1117
7a8d521f 1118 if (index < NumCheats)
1119 ret = EditCheat(index, "", buf);
1120 else
1121 ret = AddCheat("", buf);
6e921e1d 1122
1e93efc0 1123finish:
7a8d521f 1124 if (ret != 0)
1125 SysPrintf("Failed to set cheat %#u\n", index);
1126 else if (index < NumCheats)
1127 Cheats[index].Enabled = enabled;
1e93efc0 1128 free(buf);
38c2028e 1129}
1130
7a8d521f 1131// just in case, maybe a win-rt port in the future?
1132#ifdef _WIN32
1133#define SLASH '\\'
1134#else
1135#define SLASH '/'
1136#endif
1137
1138#ifndef PATH_MAX
1139#define PATH_MAX 4096
1140#endif
1141
23ea11bd 1142/* multidisk support */
7a8d521f 1143static unsigned int disk_initial_index;
1144static char disk_initial_path[PATH_MAX];
23ea11bd 1145static bool disk_ejected;
1146static unsigned int disk_current_index;
51ba7408 1147static unsigned int disk_count;
7a8d521f 1148static struct disks_state
1149{
1150 char *fname;
1151 char *flabel;
1152 int internal_index; // for multidisk eboots
23ea11bd 1153} disks[8];
1154
7a8d521f 1155static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
1156{
1157 const char *base = NULL;
1158
1159 if (!disk_path || (*disk_path == '\0'))
1160 return;
1161
1162 base = strrchr(disk_path, SLASH);
1163 if (!base)
1164 base = disk_path;
1165
1166 if (*base == SLASH)
1167 base++;
1168
1169 strncpy(disk_label, base, len - 1);
1170 disk_label[len - 1] = '\0';
1171
1172 char *ext = strrchr(disk_label, '.');
1173 if (ext)
1174 *ext = '\0';
1175}
1176
1177static void disk_init(void)
1178{
1179 size_t i;
1180
1181 disk_ejected = false;
1182 disk_current_index = 0;
1183 disk_count = 0;
1184
1185 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
1186 {
1187 if (disks[i].fname != NULL)
1188 {
1189 free(disks[i].fname);
1190 disks[i].fname = NULL;
1191 }
1192 if (disks[i].flabel != NULL)
1193 {
1194 free(disks[i].flabel);
1195 disks[i].flabel = NULL;
1196 }
1197 disks[i].internal_index = 0;
1198 }
1199}
1200
23ea11bd 1201static bool disk_set_eject_state(bool ejected)
1202{
7a8d521f 1203 // weird PCSX API..
1204 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
1205 LidInterrupt();
23ea11bd 1206
7a8d521f 1207 disk_ejected = ejected;
1208 return true;
23ea11bd 1209}
1210
1211static bool disk_get_eject_state(void)
1212{
7a8d521f 1213 /* can't be controlled by emulated software */
1214 return disk_ejected;
23ea11bd 1215}
1216
1217static unsigned int disk_get_image_index(void)
1218{
7a8d521f 1219 return disk_current_index;
23ea11bd 1220}
1221
1222static bool disk_set_image_index(unsigned int index)
1223{
7a8d521f 1224 if (index >= sizeof(disks) / sizeof(disks[0]))
1225 return false;
23ea11bd 1226
7a8d521f 1227 CdromId[0] = '\0';
1228 CdromLabel[0] = '\0';
23ea11bd 1229
7a8d521f 1230 if (disks[index].fname == NULL)
1231 {
1232 SysPrintf("missing disk #%u\n", index);
1233 CDR_shutdown();
23ea11bd 1234
7a8d521f 1235 // RetroArch specifies "no disk" with index == count,
1236 // so don't fail here..
1237 disk_current_index = index;
1238 return true;
1239 }
23ea11bd 1240
7a8d521f 1241 SysPrintf("switching to disk %u: \"%s\" #%d\n", index,
1242 disks[index].fname, disks[index].internal_index);
23ea11bd 1243
7a8d521f 1244 cdrIsoMultidiskSelect = disks[index].internal_index;
1245 set_cd_image(disks[index].fname);
1246 if (ReloadCdromPlugin() < 0)
1247 {
1248 SysPrintf("failed to load cdr plugin\n");
1249 return false;
1250 }
1251 if (CDR_open() < 0)
1252 {
1253 SysPrintf("failed to open cdr plugin\n");
1254 return false;
1255 }
23ea11bd 1256
7a8d521f 1257 if (!disk_ejected)
1258 {
1259 SetCdOpenCaseTime(time(NULL) + 2);
1260 LidInterrupt();
1261 }
23ea11bd 1262
7a8d521f 1263 disk_current_index = index;
1264 return true;
23ea11bd 1265}
1266
1267static unsigned int disk_get_num_images(void)
1268{
7a8d521f 1269 return disk_count;
23ea11bd 1270}
1271
1272static bool disk_replace_image_index(unsigned index,
7a8d521f 1273 const struct retro_game_info *info)
23ea11bd 1274{
7a8d521f 1275 char *old_fname = NULL;
1276 char *old_flabel = NULL;
1277 bool ret = true;
1278
1279 if (index >= sizeof(disks) / sizeof(disks[0]))
1280 return false;
1281
1282 old_fname = disks[index].fname;
1283 old_flabel = disks[index].flabel;
1284
1285 disks[index].fname = NULL;
1286 disks[index].flabel = NULL;
1287 disks[index].internal_index = 0;
1288
1289 if (info != NULL)
1290 {
1291 char disk_label[PATH_MAX];
1292 disk_label[0] = '\0';
1293
1294 disks[index].fname = strdup(info->path);
23ea11bd 1295
7a8d521f 1296 get_disk_label(disk_label, info->path, PATH_MAX);
1297 disks[index].flabel = strdup(disk_label);
23ea11bd 1298
7a8d521f 1299 if (index == disk_current_index)
1300 ret = disk_set_image_index(index);
1301 }
23ea11bd 1302
7a8d521f 1303 if (old_fname != NULL)
1304 free(old_fname);
23ea11bd 1305
7a8d521f 1306 if (old_flabel != NULL)
1307 free(old_flabel);
23ea11bd 1308
7a8d521f 1309 return ret;
23ea11bd 1310}
1311
1312static bool disk_add_image_index(void)
1313{
7a8d521f 1314 if (disk_count >= 8)
1315 return false;
51ba7408 1316
7a8d521f 1317 disk_count++;
1318 return true;
23ea11bd 1319}
1320
7a8d521f 1321static bool disk_set_initial_image(unsigned index, const char *path)
1322{
1323 if (index >= sizeof(disks) / sizeof(disks[0]))
1324 return false;
23ea11bd 1325
7a8d521f 1326 if (!path || (*path == '\0'))
1327 return false;
9fba39a9 1328
7a8d521f 1329 disk_initial_index = index;
9fba39a9 1330
7a8d521f 1331 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1332 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1333
1334 return true;
9fba39a9
T		 1335}
1336
7a8d521f 1337static bool disk_get_image_path(unsigned index, char *path, size_t len)
9fba39a9 1338{
7a8d521f 1339 const char *fname = NULL;
9fba39a9 1340
7a8d521f 1341 if (len < 1)
1342 return false;
9fba39a9 1343
7a8d521f 1344 if (index >= sizeof(disks) / sizeof(disks[0]))
1345 return false;
1346
1347 fname = disks[index].fname;
1348
1349 if (!fname || (*fname == '\0'))
1350 return false;
1351
1352 strncpy(path, fname, len - 1);
1353 path[len - 1] = '\0';
1354
1355 return true;
1356}
1357
1358static bool disk_get_image_label(unsigned index, char *label, size_t len)
1359{
1360 const char *flabel = NULL;
1361
1362 if (len < 1)
1363 return false;
1364
1365 if (index >= sizeof(disks) / sizeof(disks[0]))
1366 return false;
1367
1368 flabel = disks[index].flabel;
1369
1370 if (!flabel || (*flabel == '\0'))
1371 return false;
1372
1373 strncpy(label, flabel, len - 1);
1374 label[len - 1] = '\0';
1375
1376 return true;
1377}
1378
1379static struct retro_disk_control_callback disk_control = {
1380 .set_eject_state = disk_set_eject_state,
1381 .get_eject_state = disk_get_eject_state,
1382 .get_image_index = disk_get_image_index,
1383 .set_image_index = disk_set_image_index,
1384 .get_num_images = disk_get_num_images,
1385 .replace_image_index = disk_replace_image_index,
1386 .add_image_index = disk_add_image_index,
1387};
1388
1389static struct retro_disk_control_ext_callback disk_control_ext = {
1390 .set_eject_state = disk_set_eject_state,
1391 .get_eject_state = disk_get_eject_state,
1392 .get_image_index = disk_get_image_index,
1393 .set_image_index = disk_set_image_index,
1394 .get_num_images = disk_get_num_images,
1395 .replace_image_index = disk_replace_image_index,
1396 .add_image_index = disk_add_image_index,
1397 .set_initial_image = disk_set_initial_image,
1398 .get_image_path = disk_get_image_path,
1399 .get_image_label = disk_get_image_label,
1400};
1401
1402static char base_dir[1024];
1403
1404static bool read_m3u(const char *file)
1405{
1406 char line[1024];
1407 char name[PATH_MAX];
1408 FILE *fp = fopen(file, "r");
1409 if (!fp)
1410 return false;
1411
1412 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
1413 {
1414 if (line[0] == '#')
1415 continue;
1416 char *carrige_return = strchr(line, '\r');
1417 if (carrige_return)
1418 *carrige_return = '\0';
1419 char *newline = strchr(line, '\n');
1420 if (newline)
1421 *newline = '\0';
1422
1423 if (line[0] != '\0')
1424 {
1425 char disk_label[PATH_MAX];
1426 disk_label[0] = '\0';
1427
1428 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1429 disks[disk_count].fname = strdup(name);
1430
1431 get_disk_label(disk_label, name, PATH_MAX);
1432 disks[disk_count].flabel = strdup(disk_label);
1433
1434 disk_count++;
1435 }
1436 }
1437
1438 fclose(fp);
1439 return (disk_count != 0);
1440}
1441
1442static void extract_directory(char *buf, const char *path, size_t size)
1443{
1444 char *base;
1445 strncpy(buf, path, size - 1);
1446 buf[size - 1] = '\0';
1447
1448 base = strrchr(buf, '/');
1449 if (!base)
1450 base = strrchr(buf, '\\');
1451
1452 if (base)
1453 *base = '\0';
1454 else
1455 {
9fba39a9
T		 1456 buf[0] = '.';
1457 buf[1] = '\0';
1458 }
1459}
1460
003cfc63 1461#if defined(__QNX__) || defined(_WIN32)
41294f4d 1462/* Blackberry QNX doesn't have strcasestr */
1463
1464/*
1465 * Find the first occurrence of find in s, ignore case.
1466 */
1467char *
7a8d521f 1468strcasestr(const char *s, const char *find)
1469{
1470 char c, sc;
1471 size_t len;
1472
1473 if ((c = *find++) != 0)
1474 {
1475 c = tolower((unsigned char)c);
1476 len = strlen(find);
1477 do
1478 {
1479 do
1480 {
1481 if ((sc = *s++) == 0)
1482 return (NULL);
1483 } while ((char)tolower((unsigned char)sc) != c);
1484 } while (strncasecmp(s, find, len) != 0);
1485 s--;
1486 }
1487 return ((char *)s);
41294f4d 1488}
1489#endif
1490
7a8d521f 1491static void set_retro_memmap(void)
1492{
1493#ifndef NDEBUG
1494 struct retro_memory_map retromap = { 0 };
1495 struct retro_memory_descriptor mmap = {
1496 0, psxM, 0, 0, 0, 0, 0x200000
1497 };
1498
1499 retromap.descriptors = &mmap;
1500 retromap.num_descriptors = 1;
1501
1502 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1503#endif
1504}
1505
f3746eea 1506static void show_notification(const char *msg_str,
1507 unsigned duration_ms, unsigned priority)
1508{
1509 if (msg_interface_version >= 1)
1510 {
1511 struct retro_message_ext msg = {
1512 msg_str,
1513 duration_ms,
1514 3,
1515 RETRO_LOG_WARN,
1516 RETRO_MESSAGE_TARGET_ALL,
1517 RETRO_MESSAGE_TYPE_NOTIFICATION,
1518 -1
1519 };
1520 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
1521 }
1522 else
1523 {
1524 struct retro_message msg = {
1525 msg_str,
1526 180
1527 };
1528 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1529 }
1530}
1531
7a8d521f 1532static void retro_audio_buff_status_cb(
1533 bool active, unsigned occupancy, bool underrun_likely)
1534{
1535 retro_audio_buff_active = active;
1536 retro_audio_buff_occupancy = occupancy;
1537 retro_audio_buff_underrun = underrun_likely;
1538}
1539
1540static void retro_set_audio_buff_status_cb(void)
1541{
1542 if (frameskip_type == FRAMESKIP_NONE)
1543 {
1544 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1545 retro_audio_latency = 0;
1546 }
1547 else
1548 {
1549 bool calculate_audio_latency = true;
1550
1551 if (frameskip_type == FRAMESKIP_FIXED_INTERVAL)
1552 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1553 else
1554 {
1555 struct retro_audio_buffer_status_callback buf_status_cb;
1556 buf_status_cb.callback = retro_audio_buff_status_cb;
1557 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1558 &buf_status_cb))
1559 {
1560 retro_audio_buff_active = false;
1561 retro_audio_buff_occupancy = 0;
1562 retro_audio_buff_underrun = false;
1563 retro_audio_latency = 0;
1564 calculate_audio_latency = false;
1565 }
1566 }
1567
1568 if (calculate_audio_latency)
1569 {
1570 /* Frameskip is enabled - increase frontend
1571 * audio latency to minimise potential
1572 * buffer underruns */
1573 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1574
1575 /* Set latency to 6x current frame time... */
1576 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1577
1578 /* ...then round up to nearest multiple of 32 */
1579 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1580 }
1581 }
1582
1583 update_audio_latency = true;
1584 frameskip_counter = 0;
1585}
1586
1587static void update_variables(bool in_flight);
38c2028e 1588bool retro_load_game(const struct retro_game_info *info)
1589{
7a8d521f 1590 size_t i;
1591 unsigned int cd_index = 0;
1592 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
8cddf575 1593 bool is_exe = (strcasestr(info->path, ".exe") != NULL);
1594 int ret;
9fba39a9 1595
e3f8313f 1596 struct retro_input_descriptor desc[] = {
7a8d521f 1597#define JOYP(port) \
1598 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1599 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1600 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1601 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1602 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1603 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1604 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1605 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1606 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1607 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1608 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1609 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1610 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1611 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1612 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1613 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1614 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1615 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1616 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1617 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" }, \
1618 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER, "Gun Trigger" }, \
1619 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD, "Gun Reload" }, \
1620 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A, "Gun Aux A" }, \
d6a231b7
S		 1621 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B, "Gun Aux B" }, \
1622 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_START, "Gun Start" },
7a8d521f 1623
1624 JOYP(0)
1625 JOYP(1)
1626 JOYP(2)
1627 JOYP(3)
1628 JOYP(4)
1629 JOYP(5)
1630 JOYP(6)
1631 JOYP(7)
e3f8313f 1632
1633 { 0 },
1634 };
1635
7a8d521f 1636 frame_count = 0;
1637
e3f8313f 1638 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
1639
46aa5b98 1640#ifdef FRONTEND_SUPPORTS_RGB565
7a8d521f 1641 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
1642 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
1643 {
1644 SysPrintf("RGB565 supported, using it\n");
1645 }
46aa5b98 1646#endif
c19aba43 1647
7a8d521f 1648 if (info == NULL || info->path == NULL)
1649 {
1650 SysPrintf("info->path required\n");
1651 return false;
1652 }
23ea11bd 1653
7a8d521f 1654 update_variables(false);
38c2028e 1655
7a8d521f 1656 if (plugins_opened)
1657 {
1658 ClosePlugins();
1659 plugins_opened = 0;
1660 }
23ea11bd 1661
7a8d521f 1662 disk_init();
9fba39a9 1663
7a8d521f 1664 extract_directory(base_dir, info->path, sizeof(base_dir));
23ea11bd 1665
7a8d521f 1666 if (is_m3u)
1667 {
1668 if (!read_m3u(info->path))
1669 {
1670 log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
1671 return false;
1672 }
1673 }
1674 else
1675 {
1676 char disk_label[PATH_MAX];
1677 disk_label[0] = '\0';
38c2028e 1678
7a8d521f 1679 disk_count = 1;
1680 disks[0].fname = strdup(info->path);
38c2028e 1681
7a8d521f 1682 get_disk_label(disk_label, info->path, PATH_MAX);
1683 disks[0].flabel = strdup(disk_label);
1684 }
38c2028e 1685
7a8d521f 1686 /* If this is an M3U file, attempt to set the
1687 * initial disk image */
1688 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
1689 {
1690 const char *fname = disks[disk_initial_index].fname;
38c2028e 1691
7a8d521f 1692 if (fname && (*fname != '\0'))
1693 if (strcmp(disk_initial_path, fname) == 0)
1694 cd_index = disk_initial_index;
1695 }
38c2028e 1696
7a8d521f 1697 set_cd_image(disks[cd_index].fname);
1698 disk_current_index = cd_index;
38c2028e 1699
7a8d521f 1700 /* have to reload after set_cd_image for correct cdr plugin */
1701 if (LoadPlugins() == -1)
1702 {
1703 log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
1704 return false;
1705 }
38c2028e 1706
7a8d521f 1707 plugins_opened = 1;
1708 NetOpened = 0;
38c2028e 1709
7a8d521f 1710 if (OpenPlugins() == -1)
1711 {
1712 log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
1713 return false;
1714 }
23ea11bd 1715
7a8d521f 1716 /* Handle multi-disk images (i.e. PBP)
1717 * > Cannot do this until after OpenPlugins() is
1718 * called (since this sets the value of
1719 * cdrIsoMultidiskCount) */
1720 if (!is_m3u && (cdrIsoMultidiskCount > 1))
1721 {
1722 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
38c2028e 1723
7a8d521f 1724 /* Small annoyance: We need to change the label
1725 * of disk 0, so have to clear existing entries */
1726 if (disks[0].fname != NULL)
1727 free(disks[0].fname);
1728 disks[0].fname = NULL;
38c2028e 1729
7a8d521f 1730 if (disks[0].flabel != NULL)
1731 free(disks[0].flabel);
1732 disks[0].flabel = NULL;
1733
1734 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
1735 {
1736 char disk_name[PATH_MAX - 16] = { 0 };
1737 char disk_label[PATH_MAX] = { 0 };
1738
1739 disks[i].fname = strdup(info->path);
1740
1741 get_disk_label(disk_name, info->path, sizeof(disk_name));
1742 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
1743 disks[i].flabel = strdup(disk_label);
1744
1745 disks[i].internal_index = i;
1746 }
1747
1748 /* This is not an M3U file, so initial disk
1749 * image has not yet been set - attempt to
1750 * do so now */
1751 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
1752 {
1753 const char *fname = disks[disk_initial_index].fname;
1754
1755 if (fname && (*fname != '\0'))
1756 if (strcmp(disk_initial_path, fname) == 0)
1757 cd_index = disk_initial_index;
1758 }
1759
1760 if (cd_index > 0)
1761 {
1762 CdromId[0] = '\0';
1763 CdromLabel[0] = '\0';
1764
1765 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
1766 disk_current_index = cd_index;
1767 set_cd_image(disks[cd_index].fname);
1768
1769 if (ReloadCdromPlugin() < 0)
1770 {
1771 log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
1772 return false;
1773 }
1774 if (CDR_open() < 0)
1775 {
1776 log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
1777 return false;
1778 }
1779 }
1780 }
1781
1782 /* set ports to use "standard controller" initially */
1783 for (i = 0; i < 8; ++i)
1784 in_type[i] = PSE_PAD_TYPE_STANDARD;
1785
1786 plugin_call_rearmed_cbs();
1787 /* dfinput_activate(); */
1788
8cddf575 1789 if (!is_exe && CheckCdrom() == -1)
7a8d521f 1790 {
1791 log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
1792 return false;
1793 }
1794
1795 SysReset();
1796
8cddf575 1797 if (is_exe)
1798 ret = Load(info->path);
1799 else
1800 ret = LoadCdrom();
1801 if (ret != 0)
7a8d521f 1802 {
8cddf575 1803 log_cb(RETRO_LOG_INFO, "could not load %s (%d)\n", is_exe ? "exe" : "CD", ret);
7a8d521f 1804 return false;
1805 }
1806 emu_on_new_cd(0);
1807
1808 set_retro_memmap();
1809 retro_set_audio_buff_status_cb();
1810
f3746eea 1811 if (check_unsatisfied_libcrypt())
1812 show_notification("LibCrypt protected game with missing SBI detected", 3000, 3);
1813
7a8d521f 1814 return true;
38c2028e 1815}
1816
1817unsigned retro_get_region(void)
1818{
7a8d521f 1819 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 1820}
1821
1822void *retro_get_memory_data(unsigned id)
1823{
7a8d521f 1824 if (id == RETRO_MEMORY_SAVE_RAM)
1825 return Mcd1Data;
1826 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1827 return psxM;
1828 else
1829 return NULL;
38c2028e 1830}
1831
1832size_t retro_get_memory_size(unsigned id)
1833{
7a8d521f 1834 if (id == RETRO_MEMORY_SAVE_RAM)
1835 return MCD_SIZE;
1836 else if (id == RETRO_MEMORY_SYSTEM_RAM)
1837 return 0x200000;
1838 else
1839 return 0;
38c2028e 1840}
1841
1842void retro_reset(void)
1843{
7a8d521f 1844 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
1845 rebootemu = 1;
1846 //SysReset();
38c2028e 1847}
1848
1849static const unsigned short retro_psx_map[] = {
7a8d521f 1850 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
1851 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
1852 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
1853 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
1854 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
1855 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
1856 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
1857 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
1858 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
1859 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
1860 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
1861 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
1862 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
1863 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
1864 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
1865 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
38c2028e 1866};
1867#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
1868
d6a231b7 1869//Percentage distance of screen to adjust for Guncon
7a8d521f 1870static int GunconAdjustX = 0;
1871static int GunconAdjustY = 0;
1872
d6a231b7 1873//Used when out by a percentage with Guncon
7a8d521f 1874static float GunconAdjustRatioX = 1;
1875static float GunconAdjustRatioY = 1;
1876
805fe9bc 1877static void update_variables(bool in_flight)
e268a47e 1878{
e268a47e 1879 struct retro_variable var;
7a8d521f 1880#ifdef GPU_PEOPS
1881 // Always enable GPU_PEOPS_OLD_FRAME_SKIP flag
1882 // (this is set in standalone, with no option
1883 // to change it)
1884 int gpu_peops_fix = GPU_PEOPS_OLD_FRAME_SKIP;
1885#endif
1886 frameskip_type_t prev_frameskip_type;
1887
1888 var.value = NULL;
1889 var.key = "pcsx_rearmed_frameskip_type";
1890
1891 prev_frameskip_type = frameskip_type;
1892 frameskip_type = FRAMESKIP_NONE;
1893 pl_rearmed_cbs.frameskip = 0;
1894
1895 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1896 {
1897 if (strcmp(var.value, "auto") == 0)
1898 frameskip_type = FRAMESKIP_AUTO;
1899 if (strcmp(var.value, "auto_threshold") == 0)
1900 frameskip_type = FRAMESKIP_AUTO_THRESHOLD;
1901 if (strcmp(var.value, "fixed_interval") == 0)
1902 frameskip_type = FRAMESKIP_FIXED_INTERVAL;
1903 }
1904
1905 if (frameskip_type != 0)
1906 pl_rearmed_cbs.frameskip = -1;
7d68d030 1907
e268a47e 1908 var.value = NULL;
7a8d521f 1909 var.key = "pcsx_rearmed_frameskip_threshold";
1910 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1911 {
1912 frameskip_threshold = strtol(var.value, NULL, 10);
1913 }
e268a47e 1914
7a8d521f 1915 var.value = NULL;
1916 var.key = "pcsx_rearmed_frameskip_interval";
1917 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1918 {
1919 frameskip_interval = strtol(var.value, NULL, 10);
1920 }
9f5a28d9 1921
1922 var.value = NULL;
4e477065 1923 var.key = "pcsx_rearmed_region";
7a8d521f 1924 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 1925 {
1926 Config.PsxAuto = 0;
7a8d521f 1927 if (strcmp(var.value, "auto") == 0)
9f5a28d9 1928 Config.PsxAuto = 1;
1929 else if (strcmp(var.value, "NTSC") == 0)
1930 Config.PsxType = 0;
1931 else if (strcmp(var.value, "PAL") == 0)
1932 Config.PsxType = 1;
1933 }
4615b075 1934
7a8d521f 1935 update_multitap();
1936
4615b075 1937 var.value = NULL;
7a8d521f 1938 var.key = "pcsx_rearmed_negcon_deadzone";
1939 negcon_deadzone = 0;
1940 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1941 {
1942 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
1943 }
4615b075 1944
7a8d521f 1945 var.value = NULL;
1946 var.key = "pcsx_rearmed_negcon_response";
1947 negcon_linearity = 1;
1948 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
4615b075 1949 {
7a8d521f 1950 if (strcmp(var.value, "quadratic") == 0)
1951 {
1952 negcon_linearity = 2;
1953 }
1954 else if (strcmp(var.value, "cubic") == 0)
1955 {
1956 negcon_linearity = 3;
1957 }
1958 }
1959
1960 var.value = NULL;
1961 var.key = "pcsx_rearmed_analog_axis_modifier";
1962 axis_bounds_modifier = true;
1963 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1964 {
1965 if (strcmp(var.value, "square") == 0)
1966 {
1967 axis_bounds_modifier = true;
1968 }
1969 else if (strcmp(var.value, "circle") == 0)
1970 {
1971 axis_bounds_modifier = false;
1972 }
1973 }
1974
1975 var.value = NULL;
1976 var.key = "pcsx_rearmed_vibration";
1977
1978 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
1979 {
1980 if (strcmp(var.value, "disabled") == 0)
1981 in_enable_vibration = 0;
1982 else if (strcmp(var.value, "enabled") == 0)
1983 in_enable_vibration = 1;
4615b075 1984 }
1985
4e477065 1986 var.value = NULL;
7a8d521f 1987 var.key = "pcsx_rearmed_dithering";
4e477065 1988
7a8d521f 1989 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
4e477065 1990 {
7a8d521f 1991 if (strcmp(var.value, "disabled") == 0)
1992 {
1993 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
1994 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
1995 pl_rearmed_cbs.gpu_unai.dithering = 0;
1996#ifdef GPU_NEON
1997 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
1998#endif
1999 }
2000 else if (strcmp(var.value, "enabled") == 0)
2001 {
2002 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2003 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
2004 pl_rearmed_cbs.gpu_unai.dithering = 1;
2005#ifdef GPU_NEON
2006 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
2007#endif
2008 }
4e477065 2009 }
2010
7a8d521f 2011#ifdef GPU_NEON
2012 var.value = NULL;
fdcde643 2013 var.key = "pcsx_rearmed_neon_interlace_enable_v2";
9f5a28d9 2014
7a8d521f 2015 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 2016 {
2017 if (strcmp(var.value, "disabled") == 0)
2018 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
2019 else if (strcmp(var.value, "enabled") == 0)
2020 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
fdcde643 2021 else // auto
2022 pl_rearmed_cbs.gpu_neon.allow_interlace = 2;
9f5a28d9 2023 }
2024
7d68d030 2025 var.value = NULL;
55e5626b 2026 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 2027
7a8d521f 2028 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
7d68d030 2029 {
2030 if (strcmp(var.value, "disabled") == 0)
2031 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
2032 else if (strcmp(var.value, "enabled") == 0)
2033 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
2034 }
354329fa 2035
2036 var.value = NULL;
55e5626b 2037 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 2038
7a8d521f 2039 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
354329fa 2040 {
2041 if (strcmp(var.value, "disabled") == 0)
2042 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
2043 else if (strcmp(var.value, "enabled") == 0)
2044 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
2045 }
094ec204 2046#endif
0e5a7b7d 2047
7a8d521f 2048 var.value = NULL;
0e5a7b7d 2049 var.key = "pcsx_rearmed_duping_enable";
2050
7a8d521f 2051 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
0e5a7b7d 2052 {
7a8d521f 2053 if (strcmp(var.value, "disabled") == 0)
0e5a7b7d 2054 duping_enable = false;
7a8d521f 2055 else if (strcmp(var.value, "enabled") == 0)
0e5a7b7d 2056 duping_enable = true;
2057 }
2058
7a8d521f 2059 var.value = NULL;
2060 var.key = "pcsx_rearmed_display_internal_fps";
2061
2062 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2063 {
2064 if (strcmp(var.value, "disabled") == 0)
2065 display_internal_fps = false;
2066 else if (strcmp(var.value, "enabled") == 0)
2067 display_internal_fps = true;
2068 }
2069
2070 //
2071 // CPU emulation related config
48f615ba 2072#ifndef DRC_DISABLE
2073 var.value = NULL;
4e477065 2074 var.key = "pcsx_rearmed_drc";
48f615ba 2075
7a8d521f 2076 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
2077 var.value = "enabled";
2078
48f615ba 2079 {
2080 R3000Acpu *prev_cpu = psxCpu;
2081
7a8d521f 2082#ifdef _3DS
2083 if (!__ctr_svchax)
2084 Config.Cpu = CPU_INTERPRETER;
2085 else
2086#endif
1da9b9ae 2087 if (strcmp(var.value, "disabled") == 0)
48f615ba 2088 Config.Cpu = CPU_INTERPRETER;
2089 else if (strcmp(var.value, "enabled") == 0)
2090 Config.Cpu = CPU_DYNAREC;
2091
2092 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
7a8d521f 2093 if (psxCpu != prev_cpu)
2094 {
980f7a58 2095 prev_cpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL);
48f615ba 2096 prev_cpu->Shutdown();
2097 psxCpu->Init();
980f7a58 2098 psxCpu->Reset();
2099 psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL);
48f615ba 2100 }
2101 }
7a8d521f 2102#endif /* !DRC_DISABLE */
2103
2104 var.value = NULL;
2105 var.key = "pcsx_rearmed_psxclock";
2106 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2107 {
2108 int psxclock = atoi(var.value);
2109 Config.cycle_multiplier = 10000 / psxclock;
2110 }
2111
2112#if !defined(DRC_DISABLE) && !defined(LIGHTREC)
2113 var.value = NULL;
2114 var.key = "pcsx_rearmed_nosmccheck";
2115 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2116 {
2117 if (strcmp(var.value, "enabled") == 0)
2118 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
2119 else
2120 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2121 }
2122
2123 var.value = NULL;
2124 var.key = "pcsx_rearmed_gteregsunneeded";
2125 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2126 {
2127 if (strcmp(var.value, "enabled") == 0)
2128 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2129 else
2130 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2131 }
2132
2133 var.value = NULL;
2134 var.key = "pcsx_rearmed_nogteflags";
2135 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2136 {
2137 if (strcmp(var.value, "enabled") == 0)
2138 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2139 else
2140 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2141 }
2142
2143 var.value = NULL;
2144 var.key = "pcsx_rearmed_nocompathacks";
2145 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2146 {
2147 if (strcmp(var.value, "enabled") == 0)
2148 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2149 else
2150 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2151 }
2152#endif /* !DRC_DISABLE && !LIGHTREC */
2153
2154 var.value = NULL;
2155 var.key = "pcsx_rearmed_nostalls";
2156 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2157 {
2158 if (strcmp(var.value, "enabled") == 0)
2159 Config.DisableStalls = 1;
2160 else
2161 Config.DisableStalls = 0;
2162 }
2163
2164 var.value = NULL;
2165 var.key = "pcsx_rearmed_icache_emulation";
2166 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2167 {
2168 if (strcmp(var.value, "disabled") == 0)
2169 Config.icache_emulation = 0;
2170 else if (strcmp(var.value, "enabled") == 0)
2171 Config.icache_emulation = 1;
2172 }
2173
bc7c5acb 2174 var.value = NULL;
2175 var.key = "pcsx_rearmed_exception_emulation";
2176 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2177 {
2178 if (strcmp(var.value, "enabled") == 0)
2179 Config.PreciseExceptions = 1;
2180 else
2181 Config.PreciseExceptions = 0;
2182 }
2183
32631e6a 2184 psxCpu->ApplyConfig();
805fe9bc 2185
7a8d521f 2186 // end of CPU emu config
2187 //
2188
2189 var.value = NULL;
01394a7f 2190 var.key = "pcsx_rearmed_spu_reverb";
2191
7a8d521f 2192 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 2193 {
7a8d521f 2194 if (strcmp(var.value, "disabled") == 0)
01394a7f 2195 spu_config.iUseReverb = false;
7a8d521f 2196 else if (strcmp(var.value, "enabled") == 0)
01394a7f 2197 spu_config.iUseReverb = true;
2198 }
2199
7a8d521f 2200 var.value = NULL;
01394a7f 2201 var.key = "pcsx_rearmed_spu_interpolation";
2202
7a8d521f 2203 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 2204 {
2205 if (strcmp(var.value, "simple") == 0)
2206 spu_config.iUseInterpolation = 1;
2207 else if (strcmp(var.value, "gaussian") == 0)
2208 spu_config.iUseInterpolation = 2;
2209 else if (strcmp(var.value, "cubic") == 0)
2210 spu_config.iUseInterpolation = 3;
2211 else if (strcmp(var.value, "off") == 0)
2212 spu_config.iUseInterpolation = 0;
2213 }
2214
16809ab9 2215 var.value = NULL;
2216 var.key = "pcsx_rearmed_spu_thread";
2217 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2218 {
2219 if (strcmp(var.value, "enabled") == 0)
2220 spu_config.iUseThread = 1;
2221 else
2222 spu_config.iUseThread = 0;
2223 }
2224
9165d434 2225 if (P_HAVE_PTHREAD) {
f28d12a7
PC		 2226 var.value = NULL;
2227 var.key = "pcsx_rearmed_async_cd";
2228 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2229 {
2230 if (strcmp(var.value, "async") == 0)
2231 {
2232 Config.AsyncCD = 1;
2233 Config.CHD_Precache = 0;
2234 }
2235 else if (strcmp(var.value, "sync") == 0)
2236 {
2237 Config.AsyncCD = 0;
2238 Config.CHD_Precache = 0;
2239 }
2240 else if (strcmp(var.value, "precache") == 0)
2241 {
2242 Config.AsyncCD = 0;
2243 Config.CHD_Precache = 1;
2244 }
2245 }
7a8d521f 2246 }
7a8d521f 2247
2248 var.value = NULL;
2249 var.key = "pcsx_rearmed_noxadecoding";
2250 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2251 {
2252 if (strcmp(var.value, "disabled") == 0)
2253 Config.Xa = 1;
2254 else
2255 Config.Xa = 0;
2256 }
2257
2258 var.value = NULL;
2259 var.key = "pcsx_rearmed_nocdaudio";
2260 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2261 {
2262 if (strcmp(var.value, "disabled") == 0)
2263 Config.Cdda = 1;
2264 else
2265 Config.Cdda = 0;
2266 }
2267
8c84ba5f 2268 var.value = NULL;
2269 var.key = "pcsx_rearmed_gpu_slow_llists";
2270 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2271 {
2272 if (strcmp(var.value, "disabled") == 0)
308c6e67 2273 Config.GpuListWalking = 0;
8c84ba5f 2274 else if (strcmp(var.value, "enabled") == 0)
308c6e67 2275 Config.GpuListWalking = 1;
8c84ba5f 2276 else // auto
308c6e67 2277 Config.GpuListWalking = -1;
2278 }
2279
2280 var.value = NULL;
2281 var.key = "pcsx_rearmed_screen_centering";
2282 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2283 {
2284 if (strcmp(var.value, "game") == 0)
2285 pl_rearmed_cbs.screen_centering_type = 1;
2286 else if (strcmp(var.value, "manual") == 0)
2287 pl_rearmed_cbs.screen_centering_type = 2;
2288 else // auto
2289 pl_rearmed_cbs.screen_centering_type = 0;
2290 }
2291
2292 var.value = NULL;
2293 var.key = "pcsx_rearmed_screen_centering_x";
2294 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2295 {
2296 pl_rearmed_cbs.screen_centering_x = atoi(var.value);
2297 }
2298
2299 var.value = NULL;
2300 var.key = "pcsx_rearmed_screen_centering_y";
2301 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2302 {
2303 pl_rearmed_cbs.screen_centering_y = atoi(var.value);
8c84ba5f 2304 }
2305
7a8d521f 2306#ifdef THREAD_RENDERING
2307 var.key = "pcsx_rearmed_gpu_thread_rendering";
2308 var.value = NULL;
2309
2310 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2311 {
2312 if (strcmp(var.value, "disabled") == 0)
2313 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
2314 else if (strcmp(var.value, "sync") == 0)
2315 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
2316 else if (strcmp(var.value, "async") == 0)
2317 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
2318 }
2319#endif
2320
2321#ifdef GPU_PEOPS
2322 var.value = NULL;
2323 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
2324
2325 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2326 {
2327 if (strcmp(var.value, "enabled") == 0)
2328 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
2329 }
2330
2331 var.value = NULL;
2332 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
2333
2334 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2335 {
2336 if (strcmp(var.value, "enabled") == 0)
2337 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
2338 }
2339
2340 var.value = NULL;
2341 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
2342
2343 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2344 {
2345 if (strcmp(var.value, "enabled") == 0)
2346 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
2347 }
2348
2349 var.value = NULL;
2350 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
2351
2352 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2353 {
2354 if (strcmp(var.value, "enabled") == 0)
2355 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
2356 }
2357
2358 var.value = NULL;
2359 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
2360
2361 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2362 {
2363 if (strcmp(var.value, "enabled") == 0)
2364 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
2365 }
2366
2367 var.value = NULL;
2368 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
2369
2370 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2371 {
2372 if (strcmp(var.value, "enabled") == 0)
2373 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
2374 }
2375
2376 var.value = NULL;
2377 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
2378
2379 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2380 {
2381 if (strcmp(var.value, "enabled") == 0)
2382 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
2383 }
2384
2385 var.value = NULL;
2386 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
2387
2388 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2389 {
2390 if (strcmp(var.value, "enabled") == 0)
2391 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
2392 }
2393
2394 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
2395 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
2396#endif
2397
2398#ifdef GPU_UNAI
2399 /* Note: This used to be an option, but it only works
2400 * (correctly) when running high resolution games
2401 * (480i, 512i) and has been obsoleted by
2402 * pcsx_rearmed_gpu_unai_scale_hires */
2403 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2404 /* Note: This used to be an option, but it has no
2405 * discernable effect and has been obsoleted by
2406 * pcsx_rearmed_gpu_unai_scale_hires */
2407 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2408
2409 var.key = "pcsx_rearmed_gpu_unai_lighting";
2410 var.value = NULL;
2411
2412 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2413 {
2414 if (strcmp(var.value, "disabled") == 0)
2415 pl_rearmed_cbs.gpu_unai.lighting = 0;
2416 else if (strcmp(var.value, "enabled") == 0)
2417 pl_rearmed_cbs.gpu_unai.lighting = 1;
2418 }
2419
2420 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2421 var.value = NULL;
2422
2423 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2424 {
2425 if (strcmp(var.value, "disabled") == 0)
2426 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2427 else if (strcmp(var.value, "enabled") == 0)
2428 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2429 }
2430
2431 var.key = "pcsx_rearmed_gpu_unai_blending";
2432 var.value = NULL;
2433
2434 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2435 {
2436 if (strcmp(var.value, "disabled") == 0)
2437 pl_rearmed_cbs.gpu_unai.blending = 0;
2438 else if (strcmp(var.value, "enabled") == 0)
2439 pl_rearmed_cbs.gpu_unai.blending = 1;
2440 }
2441
2442 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2443 var.value = NULL;
2444
2445 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2446 {
2447 if (strcmp(var.value, "disabled") == 0)
2448 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2449 else if (strcmp(var.value, "enabled") == 0)
2450 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2451 }
2452#endif // GPU_UNAI
2453
d6a231b7
S		 2454 var.value = NULL;
2455 var.key = "pcsx_rearmed_crosshair1";
2456
2457 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2458 {
2459 if (strcmp(var.value, "disabled") == 0)
2460 in_enable_crosshair[0] = 0;
2461 else if (strcmp(var.value, "blue") == 0)
2462 in_enable_crosshair[0] = 0x1F;
2463 else if (strcmp(var.value, "green") == 0)
2464 in_enable_crosshair[0] = 0x7E0;
2465 else if (strcmp(var.value, "red") == 0)
2466 in_enable_crosshair[0] = 0xF800;
2467 else if (strcmp(var.value, "white") == 0)
2468 in_enable_crosshair[0] = 0xFFFF;
2469 }
2470
2471 var.value = NULL;
2472 var.key = "pcsx_rearmed_crosshair2";
2473
2474 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2475 {
2476 if (strcmp(var.value, "disabled") == 0)
2477 in_enable_crosshair[1] = 0;
2478 else if (strcmp(var.value, "blue") == 0)
2479 in_enable_crosshair[1] = 0x1F;
2480 else if (strcmp(var.value, "green") == 0)
2481 in_enable_crosshair[1] = 0x7E0;
2482 else if (strcmp(var.value, "red") == 0)
2483 in_enable_crosshair[1] = 0xF800;
2484 else if (strcmp(var.value, "white") == 0)
2485 in_enable_crosshair[1] = 0xFFFF;
2486 }
2487
7a8d521f 2488 //This adjustment process gives the user the ability to manually align the mouse up better
2489 //with where the shots are in the emulator.
2490
d6a231b7
S		 2491 var.value = NULL;
2492 var.key = "pcsx_rearmed_konamigunadjustx";
2493
2494 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2495 {
2496 KonamiGunAdjustX = atof(var.value) / 100.0f;
2497 }
2498
2499 var.value = NULL;
2500 var.key = "pcsx_rearmed_konamigunadjusty";
2501
2502 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2503 {
2504 KonamiGunAdjustY = atof(var.value) / 100.0f;
2505 }
2506
7a8d521f 2507 var.value = NULL;
2508 var.key = "pcsx_rearmed_gunconadjustx";
2509
2510 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2511 {
2512 GunconAdjustX = atoi(var.value);
2513 }
2514
2515 var.value = NULL;
2516 var.key = "pcsx_rearmed_gunconadjusty";
2517
2518 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2519 {
2520 GunconAdjustY = atoi(var.value);
2521 }
2522
2523 var.value = NULL;
2524 var.key = "pcsx_rearmed_gunconadjustratiox";
2525
2526 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2527 {
2528 GunconAdjustRatioX = atof(var.value);
2529 }
2530
2531 var.value = NULL;
2532 var.key = "pcsx_rearmed_gunconadjustratioy";
2533
2534 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2535 {
2536 GunconAdjustRatioY = atof(var.value);
2537 }
2538
2539 var.value = NULL;
2540 var.key = "pcsx_rearmed_input_sensitivity";
2541 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2542 {
2543 mouse_sensitivity = atof(var.value);
2544 }
2545
2546 if (in_flight)
2547 {
32ab9e53
TJ		 2548 // inform core things about possible config changes
2549 plugin_call_rearmed_cbs();
805fe9bc 2550
7a8d521f 2551 if (GPU_open != NULL && GPU_close != NULL)
2552 {
32ab9e53
TJ		 2553 GPU_close();
2554 GPU_open(&gpuDisp, "PCSX", NULL);
2555 }
805fe9bc 2556
7a8d521f 2557 /* Reinitialise frameskipping, if required */
2558 if (((frameskip_type != prev_frameskip_type)))
2559 retro_set_audio_buff_status_cb();
2560
2561 /* dfinput_activate(); */
32ab9e53 2562 }
7a8d521f 2563 else
2564 {
2565 //not yet running
2566
2567 //bootlogo display hack
2568 if (found_bios)
2569 {
2570 var.value = NULL;
2571 var.key = "pcsx_rearmed_show_bios_bootlogo";
2572 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2573 {
2574 Config.SlowBoot = 0;
2575 rebootemu = 0;
2576 if (strcmp(var.value, "enabled") == 0)
2577 {
2578 Config.SlowBoot = 1;
2579 rebootemu = 1;
2580 }
2581 }
2582 }
2583 }
2584
2585 update_option_visibility();
e268a47e 2586}
2587
7a8d521f 2588// Taken from beetle-psx-libretro
2589static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
38c2028e 2590{
7a8d521f 2591 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
2592 // feature (or pre-date it) so we need to handle this in a graceful way.
2593
2594 // First, try and get an analog value using the new libretro API constant
2595 uint16_t button = input_state_cb(player_index,
2596 RETRO_DEVICE_ANALOG,
2597 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
2598 id);
2599 button = MIN(button / 128, 255);
38c2028e 2600
7a8d521f 2601 if (button == 0)
2602 {
2603 // If we got exactly zero, we're either not pressing the button, or the front-end
2604 // is not reporting analog values. We need to do a second check using the classic
2605 // digital API method, to at least get some response - better than nothing.
e268a47e 2606
7a8d521f 2607 // NOTE: If we're really just not holding the button, we're still going to get zero.
e268a47e 2608
7a8d521f 2609 button = (ret & (1 << id)) ? 255 : 0;
2610 }
38c2028e 2611
7a8d521f 2612 return button;
2613}
4615b075 2614
7a8d521f 2615unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
2616{
2617 float modifier_axis_range = 0;
2618
2619 if (is_square)
2620 {
2621 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
2622 if (modifier_axis_range < 0)
2623 {
2624 modifier_axis_range = 0;
2625 }
2626 else if (modifier_axis_range > 255)
2627 {
2628 modifier_axis_range = 255;
2629 }
2630 }
2631 else
2632 {
2633 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
2634 }
38c2028e 2635
7a8d521f 2636 return modifier_axis_range;
38c2028e 2637}
2638
7a8d521f 2639static void update_input_guncon(int port, int ret)
74ebc05b 2640{
7a8d521f 2641 //ToDo:
7a8d521f 2642 //Separate pointer and lightgun control types
2643
2644 //Mouse range is -32767 -> 32767
2645 //1% is about 655
2646 //Use the left analog stick field to store the absolute coordinates
2db412ad 2647
2648 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
2649 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
2650
2651 //Have the Libretro API let /libpcsxcore/plugins.c know when the lightgun is pointed offscreen
2652 //Offscreen value is chosen to be well out of range of any possible scaling done via core options
7a8d521f 2653 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))
2654 {
f6eb0b1c 2655 in_analog_left[port][0] = 65536;
2656 in_analog_left[port][1] = 65536;
7a8d521f 2657 }
2658 else
2659 {
f6eb0b1c 2660 in_analog_left[port][0] = ((gunx * GunconAdjustRatioX) + (GunconAdjustX * 655)) / 64 + 512;
2661 in_analog_left[port][1] = ((guny * GunconAdjustRatioY) + (GunconAdjustY * 655)) / 64 + 512;
7a8d521f 2662 }
2663
2664 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
74ebc05b 2665
7a8d521f 2666 // Trigger
2667 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))
2668 in_keystate[port] |= (1 << DKEY_CIRCLE);
74ebc05b 2669
7a8d521f 2670 // A
2671 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
2672 in_keystate[port] |= (1 << DKEY_START);
74ebc05b 2673
7a8d521f 2674 // B
2675 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B))
2676 in_keystate[port] |= (1 << DKEY_CROSS);
2677
2678}
74ebc05b 2679
d6a231b7
S		 2680static void update_input_justifier(int port, int ret)
2681{
2682 //ToDo:
2683 //Separate pointer and lightgun control types
2684
2685 //RetroArch lightgun range is -32767 -> 32767 on both axes (positive Y is down)
2686
2687 //JUSTIFIER has 3 controls, Trigger,Special,Start which equal Square,Cross,Start
2688
2689 // Trigger
2690 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))
2691 in_keystate[port] |= (1 << DKEY_SQUARE);
2692
2693 // Special
2694 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
2695 in_keystate[port] |= (1 << DKEY_CROSS);
2696
2697 // Start
2698 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_START))
2699 in_keystate[port] |= (1 << DKEY_START);
2700
2701}
2702
7a8d521f 2703static void update_input_negcon(int port, int ret)
2704{
2705 int lsx;
2706 int rsy;
2707 int negcon_i_rs;
2708 int negcon_ii_rs;
2709 float negcon_twist_amplitude;
2710
2711 // Query digital inputs
2712 //
2713 // > Pad-Up
2714 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
2715 in_keystate[port] |= (1 << DKEY_UP);
2716 // > Pad-Right
2717 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
2718 in_keystate[port] |= (1 << DKEY_RIGHT);
2719 // > Pad-Down
2720 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
2721 in_keystate[port] |= (1 << DKEY_DOWN);
2722 // > Pad-Left
2723 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
2724 in_keystate[port] |= (1 << DKEY_LEFT);
2725 // > Start
2726 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
2727 in_keystate[port] |= (1 << DKEY_START);
2728 // > neGcon A
2729 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
2730 in_keystate[port] |= (1 << DKEY_CIRCLE);
2731 // > neGcon B
2732 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
2733 in_keystate[port] |= (1 << DKEY_TRIANGLE);
2734 // > neGcon R shoulder (digital)
2735 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
2736 in_keystate[port] |= (1 << DKEY_R1);
2737 // Query analog inputs
2738 //
2739 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
2740 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
2741 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
2742 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
2743 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
2744 // So we just have to map in_analog_left/right to more
2745 // appropriate inputs...
2746 //
2747 // > NeGcon twist
2748 // >> Get raw analog stick value and account for deadzone
2749 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
2750 if (lsx > negcon_deadzone)
2751 lsx = lsx - negcon_deadzone;
2752 else if (lsx < -negcon_deadzone)
2753 lsx = lsx + negcon_deadzone;
2754 else
2755 lsx = 0;
2756 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
2757 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
2758 if (negcon_linearity == 2)
2759 {
2760 if (negcon_twist_amplitude < 0.0)
2761 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
2762 else
2763 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
2764 }
2765 else if (negcon_linearity == 3)
2766 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
2767 // >> Convert to final 'in_analog' integer value [0,255]
2768 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
2769 // > NeGcon I + II
2770 // >> Handle right analog stick vertical axis mapping...
2771 // - Up (-Y) == accelerate == neGcon I
2772 // - Down (+Y) == brake == neGcon II
2773 negcon_i_rs = 0;
2774 negcon_ii_rs = 0;
2775 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
2776 if (rsy >= 0)
2777 {
2778 // Account for deadzone
2779 // (Note: have never encountered a gamepad with significant differences
2780 // in deadzone between left/right analog sticks, so use the regular 'twist'
2781 // deadzone here)
2782 if (rsy > negcon_deadzone)
2783 rsy = rsy - negcon_deadzone;
2784 else
2785 rsy = 0;
2786 // Convert to 'in_analog' integer value [0,255]
2787 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2788 }
2789 else
2790 {
2791 if (rsy < -negcon_deadzone)
2792 rsy = -1 * (rsy + negcon_deadzone);
2793 else
2794 rsy = 0;
2795 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
2796 }
2797 // >> NeGcon I
2798 in_analog_right[port][1] = MAX(
2799 MAX(
2800 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
2801 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
2802 negcon_i_rs);
2803 // >> NeGcon II
2804 in_analog_left[port][0] = MAX(
2805 MAX(
2806 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
2807 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
2808 negcon_ii_rs);
2809 // > NeGcon L
2810 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
2811}
2812
2813static void update_input_mouse(int port, int ret)
2814{
2815 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
2816 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
2817
2818 int x = (int)roundf(raw_x * mouse_sensitivity);
2819 int y = (int)roundf(raw_y * mouse_sensitivity);
2820
2821 if (x > 127) x = 127;
2822 else if (x < -128) x = -128;
2823
2824 if (y > 127) y = 127;
2825 else if (y < -128) y = -128;
2826
2827 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
2828 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
2829
2830 /* left mouse button state */
2831 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
2832 in_keystate[port] |= 1 << 11;
2833
2834 /* right mouse button state */
2835 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
2836 in_keystate[port] |= 1 << 10;
74ebc05b 2837}
2838
7a8d521f 2839static void update_input(void)
2840{
2841 // reset all keystate, query libretro for keystate
2842 int i;
2843 int j;
2844
2845 for (i = 0; i < PORTS_NUMBER; i++)
2846 {
2847 int16_t ret = 0;
2848 int type = in_type[i];
2849
2850 in_keystate[i] = 0;
2851
2852 if (type == PSE_PAD_TYPE_NONE)
2853 continue;
2854
2855 if (libretro_supports_bitmasks)
2856 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
2857 else
2858 {
2859 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
2860 {
2861 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
2862 ret |= (1 << j);
2863 }
2864 }
2865
2866 switch (type)
2867 {
2868 case PSE_PAD_TYPE_GUNCON:
2869 update_input_guncon(i, ret);
2870 break;
d6a231b7
S		 2871 case PSE_PAD_TYPE_GUN:
2872 update_input_justifier(i, ret);
2873 break;
7a8d521f 2874 case PSE_PAD_TYPE_NEGCON:
2875 update_input_negcon(i, ret);
2876 break;
2877 case PSE_PAD_TYPE_MOUSE:
2878 update_input_mouse(i, ret);
2879 break;
2880 default:
2881 // Query digital inputs
2882 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
2883 if (ret & (1 << j))
2884 in_keystate[i] |= retro_psx_map[j];
2885
2886 // Query analog inputs
2887 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
2888 {
2889 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);
2890 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);
2891 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);
2892 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);
2893 }
2894 }
2895 }
2896}
2897
2898static void print_internal_fps(void)
2899{
2900 if (display_internal_fps)
2901 {
2902 frame_count++;
2903
2904 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
2905 {
2906 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
2907 char str[64];
2908 const char *strc = (const char *)str;
2909
2910 str[0] = '\0';
2911
2912 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
2913
2914 pl_rearmed_cbs.flip_cnt = 0;
2915
2916 if (msg_interface_version >= 1)
2917 {
2918 struct retro_message_ext msg = {
2919 strc,
2920 3000,
2921 1,
2922 RETRO_LOG_INFO,
2923 RETRO_MESSAGE_TARGET_OSD,
2924 RETRO_MESSAGE_TYPE_STATUS,
2925 -1
2926 };
2927 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
2928 }
2929 else
2930 {
2931 struct retro_message msg = {
2932 strc,
2933 180
2934 };
2935 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
2936 }
2937 }
2938 }
2939 else
2940 frame_count = 0;
2941}
2942
2943void retro_run(void)
2944{
2945 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
2946 if (rebootemu != 0)
2947 {
2948 rebootemu = 0;
2949 SysReset();
d512faf7 2950 if (Config.HLE)
2951 LoadCdrom();
7a8d521f 2952 }
2953
2954 print_internal_fps();
2955
2956 /* Check whether current frame should
2957 * be skipped */
2958 pl_rearmed_cbs.fskip_force = 0;
2959 pl_rearmed_cbs.fskip_dirty = 0;
2960
2961 if (frameskip_type != FRAMESKIP_NONE)
2962 {
2963 bool skip_frame = false;
2964
2965 switch (frameskip_type)
2966 {
2967 case FRAMESKIP_AUTO:
2968 skip_frame = retro_audio_buff_active && retro_audio_buff_underrun;
2969 break;
2970 case FRAMESKIP_AUTO_THRESHOLD:
2971 skip_frame = retro_audio_buff_active && (retro_audio_buff_occupancy < frameskip_threshold);
2972 break;
2973 case FRAMESKIP_FIXED_INTERVAL:
2974 skip_frame = true;
2975 break;
2976 default:
2977 break;
2978 }
2979
2980 if (skip_frame && frameskip_counter < frameskip_interval)
2981 pl_rearmed_cbs.fskip_force = 1;
2982 }
2983
2984 /* If frameskip/timing settings have changed,
2985 * update frontend audio latency
2986 * > Can do this before or after the frameskip
2987 * check, but doing it after means we at least
2988 * retain the current frame's audio output */
2989 if (update_audio_latency)
2990 {
2991 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
2992 &retro_audio_latency);
2993 update_audio_latency = false;
2994 }
2995
2996 input_poll_cb();
2997
2998 update_input();
2999
3000 bool updated = false;
3001 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
3002 update_variables(true);
3003
3004 stop = 0;
3005 psxCpu->Execute();
3006
3007 if (pl_rearmed_cbs.fskip_dirty == 1) {
3008 if (frameskip_counter < frameskip_interval)
3009 frameskip_counter++;
3010 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
3011 frameskip_counter = 0;
3012 }
3013
3014 video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
3015 vout_width, vout_height, vout_width * 2);
3016 vout_fb_dirty = 0;
3017
3018 set_vout_fb();
3019}
3020
4a1d78d4 3021static bool try_use_bios(const char *path, bool preferred_only)
7a8d521f 3022{
3023 long size;
3024 const char *name;
3025 FILE *fp = fopen(path, "rb");
3026 if (fp == NULL)
3027 return false;
3028
3029 fseek(fp, 0, SEEK_END);
3030 size = ftell(fp);
3031 fclose(fp);
3032
7a8d521f 3033 name = strrchr(path, SLASH);
3034 if (name++ == NULL)
3035 name = path;
4a1d78d4 3036
3037 if (preferred_only && size != 512 * 1024)
3038 return false;
3039 if (size != 512 * 1024 && size != 4 * 1024 * 1024)
3040 return false;
3041 if (strstr(name, "unirom"))
3042 return false;
3043 // jp bios have an addidional region check
3044 if (preferred_only && (strcasestr(name, "00.") || strcasestr(name, "j.bin")))
3045 return false;
3046
7a8d521f 3047 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
3048 return true;
3049}
3050
3051#ifndef VITA
74ebc05b 3052#include <sys/types.h>
3053#include <dirent.h>
3054
3055static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
3056{
4a1d78d4 3057 static const char *substr_pref[] = { "scph", "ps" };
3058 static const char *substr_alt[] = { "scph", "ps", "openbios" };
7a8d521f 3059 DIR *dir;
3060 struct dirent *ent;
3061 bool ret = false;
378428ac 3062 size_t i;
74ebc05b 3063
7a8d521f 3064 dir = opendir(dirpath);
3065 if (dir == NULL)
3066 return false;
74ebc05b 3067
4a1d78d4 3068 // try to find a "better" bios
3069 while ((ent = readdir(dir)))
7a8d521f 3070 {
4a1d78d4 3071 for (i = 0; i < sizeof(substr_pref) / sizeof(substr_pref[0]); i++)
378428ac 3072 {
4a1d78d4 3073 const char *substr = substr_pref[i];
3074 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
378428ac 3075 continue;
4a1d78d4 3076 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
3077 ret = try_use_bios(path, true);
3078 if (ret)
3079 goto finish;
3080 }
3081 }
378428ac 3082
4a1d78d4 3083 // another pass to look for anything fitting, even ps2 bios
3084 rewinddir(dir);
3085 while ((ent = readdir(dir)))
3086 {
3087 for (i = 0; i < sizeof(substr_alt) / sizeof(substr_alt[0]); i++)
3088 {
3089 const char *substr = substr_alt[i];
3090 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
3091 continue;
378428ac 3092 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
4a1d78d4 3093 ret = try_use_bios(path, false);
378428ac 3094 if (ret)
4a1d78d4 3095 goto finish;
378428ac 3096 }
7a8d521f 3097 }
4a1d78d4 3098
3099
3100finish:
7a8d521f 3101 closedir(dir);
3102 return ret;
74ebc05b 3103}
3104#else
3105#define find_any_bios(...) false
3106#endif
3107
11813b9d 3108static void check_system_specs(void)
3109{
3110 unsigned level = 6;
3111 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
3112}
3113
7a8d521f 3114static int init_memcards(void)
3115{
3116 int ret = 0;
3117 const char *dir;
3118 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
3119 static const char CARD2_FILE[] = "pcsx-card2.mcd";
3120
3121 // Memcard2 will be handled and is re-enabled if needed using core
3122 // operations.
3123 // Memcard1 is handled by libretro, doing this will set core to
3124 // skip file io operations for memcard1 like SaveMcd
3125 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
3126 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
3127 init_memcard(Mcd1Data);
3128 // Memcard 2 is managed by the emulator on the filesystem,
3129 // There is no need to initialize Mcd2Data like Mcd1Data.
3130
3131 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
3132 {
3133 SysPrintf("Memcard 2: %s\n", var.value);
3134 if (memcmp(var.value, "enabled", 7) == 0)
3135 {
3136 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
3137 {
3138 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
3139 {
3140 SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
3141 ret = -1;
3142 }
3143 else
3144 {
3145 McdDisable[1] = 0;
3146 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
3147 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
3148 }
3149 }
3150 else
3151 {
3152 SysPrintf("Could not get save directory! Could not create memcard 2.");
3153 ret = -1;
3154 }
3155 }
3156 }
3157 return ret;
3158}
3159
3160static void loadPSXBios(void)
3161{
3162 const char *dir;
3163 char path[PATH_MAX];
3164 unsigned useHLE = 0;
3165
3166 const char *bios[] = {
3167 "PSXONPSP660", "psxonpsp660",
3168 "SCPH101", "scph101",
3169 "SCPH5501", "scph5501",
3170 "SCPH7001", "scph7001",
3171 "SCPH1001", "scph1001"
3172 };
3173
3174 struct retro_variable var = {
3175 .key = "pcsx_rearmed_bios",
3176 .value = NULL
3177 };
3178
3179 found_bios = 0;
3180
3181 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
3182 {
3183 if (!strcmp(var.value, "HLE"))
3184 useHLE = 1;
3185 }
3186
3187 if (!useHLE)
3188 {
3189 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
3190 {
3191 unsigned i;
3192 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
3193
3194 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
3195 {
3196 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
4a1d78d4 3197 found_bios = try_use_bios(path, true);
7a8d521f 3198 if (found_bios)
3199 break;
3200 }
3201
3202 if (!found_bios)
3203 found_bios = find_any_bios(dir, path, sizeof(path));
3204 }
3205 if (found_bios)
3206 {
3207 SysPrintf("found BIOS file: %s\n", Config.Bios);
3208 }
3209 }
3210
3211 if (!found_bios)
3212 {
3213 const char *msg_str;
f3746eea 3214 unsigned duration;
7a8d521f 3215 if (useHLE)
3216 {
f3746eea 3217 msg_str = "BIOS set to \'hle\'";
7a8d521f 3218 SysPrintf("Using HLE BIOS.\n");
f3746eea 3219 // shorter as the user probably intentionally wants to use HLE
3220 duration = 700;
7a8d521f 3221 }
3222 else
3223 {
3224 msg_str = "No PlayStation BIOS file found - add for better compatibility";
3225 SysPrintf("No BIOS files found.\n");
f3746eea 3226 duration = 3000;
7a8d521f 3227 }
f3746eea 3228 show_notification(msg_str, duration, 2);
7a8d521f 3229 }
3230}
3231
38c2028e 3232void retro_init(void)
3233{
7a8d521f 3234 unsigned dci_version = 0;
3235 struct retro_rumble_interface rumble;
3236 int ret;
38c2028e 3237
7a8d521f 3238 msg_interface_version = 0;
3239 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
3240
3241#if defined(__MACH__) && !defined(TVOS)
3242 // magic sauce to make the dynarec work on iOS
3243 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
d148d265 3244#endif
3245
7a8d521f 3246#ifdef _3DS
3247 psxMapHook = pl_3ds_mmap;
3248 psxUnmapHook = pl_3ds_munmap;
3249#endif
3250#ifdef VITA
3251 if (init_vita_mmap() < 0)
3252 abort();
3253 psxMapHook = pl_vita_mmap;
3254 psxUnmapHook = pl_vita_munmap;
3255#endif
3256 ret = emu_core_preinit();
3257#ifdef _3DS
3258 /* emu_core_preinit sets the cpu to dynarec */
3259 if (!__ctr_svchax)
3260 Config.Cpu = CPU_INTERPRETER;
3261#endif
3262 ret |= init_memcards();
38c2028e 3263
7a8d521f 3264 ret |= emu_core_init();
3265 if (ret != 0)
3266 {
3267 SysPrintf("PCSX init failed.\n");
3268 exit(1);
3269 }
3270
3271#ifdef _3DS
3272 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
9165d434 3273#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && P_HAVE_POSIX_MEMALIGN
7a8d521f 3274 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
3275 vout_buf = (void *) 0;
29122437 3276#else
7a8d521f 3277 vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437 3278#endif
38c2028e 3279
7a8d521f 3280 vout_buf_ptr = vout_buf;
3281
3282 loadPSXBios();
3283
3284 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
3285
3286 disk_initial_index = 0;
3287 disk_initial_path[0] = '\0';
3288 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
3289 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
3290 else
3291 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
3292
3293 rumble_cb = NULL;
3294 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
3295 rumble_cb = rumble.set_rumble_state;
3296
3297 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
3298 * we have to do this because cache misses and some IO penalties
3299 * are not emulated. Warning: changing this may break compatibility. */
3300 Config.cycle_multiplier = CYCLE_MULT_DEFAULT;
3301#if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
3302 Config.cycle_multiplier = 200;
5ca2ec64 3303#endif
7a8d521f 3304 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
3305 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
5ca2ec64 3306
7a8d521f 3307 SaveFuncs.open = save_open;
3308 SaveFuncs.read = save_read;
3309 SaveFuncs.write = save_write;
3310 SaveFuncs.seek = save_seek;
3311 SaveFuncs.close = save_close;
6e921e1d 3312
7a8d521f 3313 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
3314 libretro_supports_bitmasks = true;
e268a47e 3315
7a8d521f 3316 check_system_specs();
38c2028e 3317}
3318
3319void retro_deinit(void)
3320{
7a8d521f 3321 if (plugins_opened)
3322 {
3323 ClosePlugins();
3324 plugins_opened = 0;
3325 }
3326 SysClose();
3327#ifdef _3DS
3328 linearFree(vout_buf);
3329#else
3330 free(vout_buf);
3331#endif
3332 vout_buf = NULL;
3333
3334#ifdef VITA
3335 deinit_vita_mmap();
3336#endif
3337 libretro_supports_bitmasks = false;
3338 libretro_supports_option_categories = false;
3339
3340 show_input_settings = true;
3341#ifdef GPU_PEOPS
3342 show_advanced_gpu_peops_settings = true;
3343#endif
3344#ifdef GPU_UNAI
3345 show_advanced_gpu_unai_settings = true;
3346#endif
3347
3348 /* Have to reset disks struct, otherwise
3349 * fnames/flabels will leak memory */
3350 disk_init();
3351 frameskip_type = FRAMESKIP_NONE;
3352 frameskip_threshold = 0;
3353 frameskip_interval = 0;
3354 frameskip_counter = 0;
3355 retro_audio_buff_active = false;
3356 retro_audio_buff_occupancy = 0;
3357 retro_audio_buff_underrun = false;
3358 retro_audio_latency = 0;
3359 update_audio_latency = false;
3360}
3361
3362#ifdef VITA
3363#include <psp2/kernel/threadmgr.h>
3364int usleep(unsigned long us)
3365{
3366 sceKernelDelayThread(us);
3367}
3368#endif
3369
3370void SysPrintf(const char *fmt, ...)
3371{
3372 va_list list;
3373 char msg[512];
3374
3375 va_start(list, fmt);
3376 vsprintf(msg, fmt, list);
3377 va_end(list);
3378
3379 if (log_cb)
3380 log_cb(RETRO_LOG_INFO, "%s", msg);
3381}
3382
3383/* Prints debug-level logs */
3384void SysDLog(const char *fmt, ...)
3385{
3386 va_list list;
3387 char msg[512];
3388
3389 va_start(list, fmt);
3390 vsprintf(msg, fmt, list);
3391 va_end(list);
3392
3393 if (log_cb)
3394 log_cb(RETRO_LOG_DEBUG, "%s", msg);
38c2028e 3395}
378428ac 3396
3397// vim:sw=3:ts=3:expandtab
ARM optimized PCSX fork