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libretro: update build for newer libchdr
[pcsx_rearmed.git] / frontend / libretro.c
CommitLineData
38c2028e 1/*
003cfc63 2 * (C) notaz, 2012,2014,2015
38c2028e 3 *
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
6 */
7
805fe9bc 8#define _GNU_SOURCE 1 // strcasestr
38c2028e 9#include <stdio.h>
10#include <stdlib.h>
11#include <string.h>
74ebc05b 12#include <strings.h>
d148d265 13#ifdef __MACH__
14#include <unistd.h>
15#include <sys/syscall.h>
16#endif
38c2028e 17
e0216409 18#include "retro_miscellaneous.h"
7a8d521f 19#ifdef SWITCH
20#include <switch.h>
21#endif
22
38c2028e 23#include "../libpcsxcore/misc.h"
24#include "../libpcsxcore/psxcounters.h"
87e5b45f 25#include "../libpcsxcore/psxmem_map.h"
38c2028e 26#include "../libpcsxcore/new_dynarec/new_dynarec.h"
23ea11bd 27#include "../libpcsxcore/cdrom.h"
28#include "../libpcsxcore/cdriso.h"
6e921e1d 29#include "../libpcsxcore/cheat.h"
7a8d521f 30#include "../libpcsxcore/r3000a.h"
abf09485 31#include "../libpcsxcore/gpu.h"
f3746eea 32#include "../libpcsxcore/database.h"
07c13dfd 33#include "../plugins/dfsound/out.h"
01394a7f 34#include "../plugins/dfsound/spu_config.h"
c82f907a 35#include "cspace.h"
38c2028e 36#include "main.h"
7a8d521f 37#include "menu.h"
38c2028e 38#include "plugin.h"
39#include "plugin_lib.h"
8f2bb0cb 40#include "arm_features.h"
38c2028e 41#include "revision.h"
7a8d521f 42
43#include <libretro.h>
44#include "libretro_core_options.h"
45
46#ifdef USE_LIBRETRO_VFS
47#include <streams/file_stream_transforms.h>
48#endif
49
50#ifdef _3DS
51#include "3ds/3ds_utils.h"
52#endif
53
54#define PORTS_NUMBER 8
55
56#ifndef MIN
57#define MIN(a, b) ((a) < (b) ? (a) : (b))
58#endif
59
60#ifndef MAX
61#define MAX(a, b) ((a) > (b) ? (a) : (b))
62#endif
63
64#define ISHEXDEC ((buf[cursor] >= '0') && (buf[cursor] <= '9')) || ((buf[cursor] >= 'a') && (buf[cursor] <= 'f')) || ((buf[cursor] >= 'A') && (buf[cursor] <= 'F'))
65
66#define INTERNAL_FPS_SAMPLE_PERIOD 64
67
68//hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
69static int rebootemu = 0;
38c2028e 70
71static retro_video_refresh_t video_cb;
72static retro_input_poll_t input_poll_cb;
73static retro_input_state_t input_state_cb;
74static retro_environment_t environ_cb;
75static retro_audio_sample_batch_t audio_batch_cb;
7a8d521f 76static retro_set_rumble_state_t rumble_cb;
77static struct retro_log_callback logging;
78static retro_log_printf_t log_cb;
79
0709d254 80#define LogWarn(fmt, ...) do { \
81 if (log_cb) log_cb(RETRO_LOG_WARN, fmt, ##__VA_ARGS__); \
82} while (0)
83#define LogErr(fmt, ...) do { \
84 if (log_cb) log_cb(RETRO_LOG_ERROR, fmt, ##__VA_ARGS__); \
85} while (0)
86
7a8d521f 87static unsigned msg_interface_version = 0;
38c2028e 88
89static void *vout_buf;
7a8d521f 90static void *vout_buf_ptr;
5d9e675a 91static int vout_width = 256, vout_height = 240, vout_pitch = 256;
308c6e67 92static int vout_fb_dirty;
f6eb0b1c 93static int psx_w, psx_h;
1a6164a1 94static bool vout_can_dupe;
7a8d521f 95static bool found_bios;
96static bool display_internal_fps = false;
97static unsigned frame_count = 0;
98static bool libretro_supports_bitmasks = false;
99static bool libretro_supports_option_categories = false;
100static bool show_input_settings = true;
101#ifdef GPU_PEOPS
102static bool show_advanced_gpu_peops_settings = true;
103#endif
104#ifdef GPU_UNAI
105static bool show_advanced_gpu_unai_settings = true;
106#endif
107static float mouse_sensitivity = 1.0f;
6a131b03 108static unsigned int disk_current_index;
7a8d521f 109
110typedef enum
111{
112 FRAMESKIP_NONE = 0,
113 FRAMESKIP_AUTO,
114 FRAMESKIP_AUTO_THRESHOLD,
115 FRAMESKIP_FIXED_INTERVAL
116} frameskip_type_t;
117
118static unsigned frameskip_type = FRAMESKIP_NONE;
119static unsigned frameskip_threshold = 0;
120static unsigned frameskip_interval = 0;
121static unsigned frameskip_counter = 0;
122
123static int retro_audio_buff_active = false;
124static unsigned retro_audio_buff_occupancy = 0;
125static int retro_audio_buff_underrun = false;
126
127static unsigned retro_audio_latency = 0;
128static int update_audio_latency = false;
129
130static unsigned previous_width = 0;
131static unsigned previous_height = 0;
70d56ca3 132
38c2028e 133static int plugins_opened;
17f84149 134static int is_pal_mode;
38c2028e 135
f9f60dae
TK		 136/* memory card data */
137extern char Mcd1Data[MCD_SIZE];
7a8d521f 138extern char Mcd2Data[MCD_SIZE];
f9f60dae 139extern char McdDisable[2];
38c2028e 140
141/* PCSX ReARMed core calls and stuff */
7a8d521f 142int in_type[8] = {
143 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
144 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
145 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE,
146 PSE_PAD_TYPE_NONE, PSE_PAD_TYPE_NONE
147};
148int in_analog_left[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
149int in_analog_right[8][2] = { { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 }, { 127, 127 } };
150unsigned short in_keystate[PORTS_NUMBER];
151int in_mouse[8][2];
152int multitap1 = 0;
153int multitap2 = 0;
4e477065 154int in_enable_vibration = 1;
e5241564 155static int in_enable_crosshair[2] = { 0, 0 };
a3d87cd7 156static int in_dualshock_analog_combo = 0;
157static bool in_dualshock_toggling = false;
38c2028e 158
7a8d521f 159// NegCon adjustment parameters
160// > The NegCon 'twist' action is somewhat awkward when mapped
161// to a standard analog stick -> user should be able to tweak
162// response/deadzone for comfort
163// > When response is linear, 'additional' deadzone (set here)
164// may be left at zero, since this is normally handled via in-game
165// options menus
166// > When response is non-linear, deadzone should be set to match the
167// controller being used (otherwise precision may be lost)
168// > negcon_linearity:
169// - 1: Response is linear - recommended when using racing wheel
170// peripherals, not recommended for standard gamepads
171// - 2: Response is quadratic - optimal setting for gamepads
172// - 3: Response is cubic - enables precise fine control, but
173// difficult to use...
174#define NEGCON_RANGE 0x7FFF
175static int negcon_deadzone = 0;
176static int negcon_linearity = 1;
177
178static bool axis_bounds_modifier;
179
805fe9bc 180/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
7a8d521f 181#define VOUT_MAX_WIDTH 1024
805fe9bc 182#define VOUT_MAX_HEIGHT 512
183
7a8d521f 184//Dummy functions
185bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) { return false; }
186void retro_unload_game(void) {}
187static int vout_open(void) { return 0; }
188static void vout_close(void) {}
189static int snd_init(void) { return 0; }
190static void snd_finish(void) {}
191static int snd_busy(void) { return 0; }
192
193#define GPU_PEOPS_ODD_EVEN_BIT (1 << 0)
194#define GPU_PEOPS_EXPAND_SCREEN_WIDTH (1 << 1)
195#define GPU_PEOPS_IGNORE_BRIGHTNESS (1 << 2)
196#define GPU_PEOPS_DISABLE_COORD_CHECK (1 << 3)
197#define GPU_PEOPS_LAZY_SCREEN_UPDATE (1 << 6)
198#define GPU_PEOPS_OLD_FRAME_SKIP (1 << 7)
199#define GPU_PEOPS_REPEATED_TRIANGLES (1 << 8)
200#define GPU_PEOPS_QUADS_WITH_TRIANGLES (1 << 9)
201#define GPU_PEOPS_FAKE_BUSY_STATE (1 << 10)
202
7df396ea
TK		 203static void init_memcard(char *mcd_data)
204{
7a8d521f 205 unsigned off = 0;
206 unsigned i;
7df396ea 207
7a8d521f 208 memset(mcd_data, 0, MCD_SIZE);
7df396ea 209
7a8d521f 210 mcd_data[off++] = 'M';
211 mcd_data[off++] = 'C';
212 off += 0x7d;
213 mcd_data[off++] = 0x0e;
7df396ea 214
7a8d521f 215 for (i = 0; i < 15; i++)
216 {
217 mcd_data[off++] = 0xa0;
218 off += 0x07;
219 mcd_data[off++] = 0xff;
220 mcd_data[off++] = 0xff;
221 off += 0x75;
222 mcd_data[off++] = 0xa0;
223 }
7df396ea 224
7a8d521f 225 for (i = 0; i < 20; i++)
226 {
227 mcd_data[off++] = 0xff;
228 mcd_data[off++] = 0xff;
229 mcd_data[off++] = 0xff;
230 mcd_data[off++] = 0xff;
231 off += 0x04;
232 mcd_data[off++] = 0xff;
233 mcd_data[off++] = 0xff;
234 off += 0x76;
235 }
7df396ea
TK		 236}
237
7a8d521f 238static void set_vout_fb()
38c2028e 239{
7a8d521f 240 struct retro_framebuffer fb = { 0 };
241
242 fb.width = vout_width;
243 fb.height = vout_height;
244 fb.access_flags = RETRO_MEMORY_ACCESS_WRITE;
245
5d9e675a 246 vout_pitch = vout_width;
3e82ffc4 247 if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb)
248 && fb.format == RETRO_PIXEL_FORMAT_RGB565
61a1bbbb 249 && vout_can_dupe)
3e82ffc4 250 {
5d9e675a 251 vout_buf_ptr = fb.data;
252 if (fb.pitch / 2 != vout_pitch && fb.pitch != vout_width * 2)
0709d254 253 LogWarn("got unusual pitch %zd for resolution %dx%d\n", fb.pitch, vout_width, vout_height);
5d9e675a 254 vout_pitch = fb.pitch / 2;
255 }
7a8d521f 256 else
257 vout_buf_ptr = vout_buf;
38c2028e 258}
259
e4c83ca6 260static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
38c2028e 261{
7a8d521f 262 vout_width = w;
263 vout_height = h;
f6eb0b1c 264 psx_w = raw_w;
265 psx_h = raw_h;
7a8d521f 266
267 if (previous_width != vout_width || previous_height != vout_height)
268 {
269 previous_width = vout_width;
270 previous_height = vout_height;
271
272 struct retro_system_av_info info;
273 retro_get_system_av_info(&info);
274 environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &info.geometry);
275 }
276
277 set_vout_fb();
38c2028e 278}
279
cc4f9b70 280#ifndef FRONTEND_SUPPORTS_RGB565
9c59f120 281static void convert(void *buf, size_t bytes)
38c2028e 282{
7a8d521f 283 unsigned int i, v, *p = buf;
38c2028e 284
7a8d521f 285 for (i = 0; i < bytes / 4; i++)
286 {
287 v = p[i];
288 p[i] = (v & 0x001f001f) | ((v >> 1) & 0x7fe07fe0);
289 }
38c2028e 290}
46aa5b98 291#endif
38c2028e 292
d6a231b7
S		 293// Function to add crosshairs
294static void addCrosshair(int port, int crosshair_color, unsigned short *buffer, int bufferStride, int pos_x, int pos_y, int thickness, int size_x, int size_y) {
295 for (port = 0; port < 2; port++) {
296 // Draw the horizontal line of the crosshair
a51adab4 297 int i, j;
298 for (i = pos_y - thickness / 2; i <= pos_y + thickness / 2; i++) {
299 for (j = pos_x - size_x / 2; j <= pos_x + size_x / 2; j++) {
d6a231b7
S		 300 if ((i + vout_height) >= 0 && (i + vout_height) < bufferStride && j >= 0 && j < bufferStride && in_enable_crosshair[port] > 0)
301 buffer[i * bufferStride + j] = crosshair_color;
d6a231b7 302 }
a51adab4 303 }
d6a231b7
S		 304
305 // Draw the vertical line of the crosshair
a51adab4 306 for (i = pos_x - thickness / 2; i <= pos_x + thickness / 2; i++) {
307 for (j = pos_y - size_y / 2; j <= pos_y + size_y / 2; j++) {
d6a231b7
S		 308 if (i >= 0 && i < bufferStride && (j + vout_height) >= 0 && (j + vout_height) < bufferStride && in_enable_crosshair[port] > 0)
309 buffer[j * bufferStride + i] = crosshair_color;
310 }
311 }
312 }
313}
314
315struct CrosshairInfo {
316 int pos_x, pos_y, thickness, size_x, size_y;
317};
318
319// Calculate size and position of crosshairs
320static void CrosshairDimensions(int port, struct CrosshairInfo *info) {
321 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
322 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
323 if (gunx == 32767) // Prevent crosshairs from wrapping around right side of screen to left
324 info->pos_x = (gunx + 32767.0f) * vout_width / 65534.0f - 0.5f;
325 else
326 info->pos_x = (gunx + 32767.0f) * vout_width / 65534.0f;
327 info->pos_y = (guny + 32767.0f) * vout_height / 65534.0f - vout_height;
328 info->thickness = pl_rearmed_cbs.gpu_neon.enhancement_enable ? 4 : 2;
329 info->size_x = psx_w * (pl_rearmed_cbs.gpu_neon.enhancement_enable ? 2 : 1) / 40.0f;
330 info->size_y = psx_h * (pl_rearmed_cbs.gpu_neon.enhancement_enable ? 2 : 1) * (4.0f / 3.0f) / 40.0f;
331}
332
308c6e67 333static void vout_flip(const void *vram, int stride, int bgr24,
334 int x, int y, int w, int h, int dims_changed)
38c2028e 335{
7a8d521f 336 unsigned short *dest = vout_buf_ptr;
337 const unsigned short *src = vram;
5d9e675a 338 int dstride = vout_pitch, h1 = h;
d6a231b7 339 int port = 0;
7a8d521f 340
d6a231b7 341 if (vram == NULL || dims_changed || (in_enable_crosshair[0] + in_enable_crosshair[1]) > 0)
7a8d521f 342 {
308c6e67 343 memset(vout_buf_ptr, 0, dstride * vout_height * 2);
7a8d521f 344 // blanking
308c6e67 345 if (vram == NULL)
346 goto out;
7a8d521f 347 }
348
308c6e67 349 dest += x + y * dstride;
7a8d521f 350
351 if (bgr24)
352 {
353 // XXX: could we switch to RETRO_PIXEL_FORMAT_XRGB8888 here?
354 for (; h1-- > 0; dest += dstride, src += stride)
355 {
356 bgr888_to_rgb565(dest, src, w * 3);
357 }
358 }
359 else
360 {
361 for (; h1-- > 0; dest += dstride, src += stride)
362 {
363 bgr555_to_rgb565(dest, src, w * 2);
364 }
365 }
38c2028e 366
d6a231b7
S		 367 for (port = 0; port < 2; port++) {
368 if (in_enable_crosshair[port] > 0 && (in_type[port] == PSE_PAD_TYPE_GUNCON || in_type[port] == PSE_PAD_TYPE_GUN))
369 {
a51adab4 370 struct CrosshairInfo crosshairInfo;
371 CrosshairDimensions(port, &crosshairInfo);
d6a231b7
S		 372 addCrosshair(port, in_enable_crosshair[port], dest, dstride, crosshairInfo.pos_x, crosshairInfo.pos_y, crosshairInfo.thickness, crosshairInfo.size_x, crosshairInfo.size_y);
373 }
374 }
375
fa56d360 376out:
46aa5b98 377#ifndef FRONTEND_SUPPORTS_RGB565
5d9e675a 378 convert(vout_buf_ptr, vout_pitch * vout_height * 2);
7a8d521f 379#endif
380 vout_fb_dirty = 1;
381 pl_rearmed_cbs.flip_cnt++;
382}
383
384#ifdef _3DS
385typedef struct
386{
387 void *buffer;
388 uint32_t target_map;
389 size_t size;
390 enum psxMapTag tag;
391} psx_map_t;
392
393psx_map_t custom_psx_maps[] = {
394 { NULL, 0x13000000, 0x210000, MAP_TAG_RAM }, // 0x80000000
395 { NULL, 0x12800000, 0x010000, MAP_TAG_OTHER }, // 0x1f800000
396 { NULL, 0x12c00000, 0x080000, MAP_TAG_OTHER }, // 0x1fc00000
397 { NULL, 0x11000000, 0x800000, MAP_TAG_LUTS }, // 0x08000000
00274bf7 398 { NULL, 0x12000000, 0x201000, MAP_TAG_VRAM }, // 0x00000000
7a8d521f 399};
400
401void *pl_3ds_mmap(unsigned long addr, size_t size, int is_fixed,
402 enum psxMapTag tag)
403{
404 (void)is_fixed;
405 (void)addr;
406
407 if (__ctr_svchax)
408 {
409 psx_map_t *custom_map = custom_psx_maps;
410
411 for (; custom_map->size; custom_map++)
412 {
413 if ((custom_map->size == size) && (custom_map->tag == tag))
414 {
415 uint32_t ptr_aligned, tmp;
91da8e32 416 void *ret;
7a8d521f 417
418 custom_map->buffer = malloc(size + 0x1000);
419 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
420
421 if (svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_MAP, 0x3) < 0)
422 {
0709d254 423 LogErr("could not map memory @0x%08X\n", custom_map->target_map);
7a8d521f 424 exit(1);
425 }
426
91da8e32 427 ret = (void *)custom_map->target_map;
428 memset(ret, 0, size);
429 return ret;
7a8d521f 430 }
431 }
432 }
433
91da8e32 434 return calloc(size, 1);
7a8d521f 435}
436
437void pl_3ds_munmap(void *ptr, size_t size, enum psxMapTag tag)
438{
439 (void)tag;
440
441 if (__ctr_svchax)
442 {
443 psx_map_t *custom_map = custom_psx_maps;
444
445 for (; custom_map->size; custom_map++)
446 {
447 if ((custom_map->target_map == (uint32_t)ptr))
448 {
449 uint32_t ptr_aligned, tmp;
450
451 ptr_aligned = (((u32)custom_map->buffer) + 0xFFF) & ~0xFFF;
452
453 svcControlMemory(&tmp, (void *)custom_map->target_map, (void *)ptr_aligned, size, MEMOP_UNMAP, 0x3);
454
455 free(custom_map->buffer);
456 custom_map->buffer = NULL;
457 return;
458 }
459 }
460 }
461
462 free(ptr);
463}
464#endif
465
466#ifdef VITA
467typedef struct
468{
469 void *buffer;
7a8d521f 470 size_t size;
471 enum psxMapTag tag;
00274bf7 472 int used;
7a8d521f 473} psx_map_t;
474
00274bf7 475static void *addr = NULL;
7a8d521f 476
477psx_map_t custom_psx_maps[] = {
00274bf7 478 { NULL, 0x800000, MAP_TAG_LUTS },
479 { NULL, 0x080000, MAP_TAG_OTHER },
480 { NULL, 0x010000, MAP_TAG_OTHER },
481 { NULL, 0x201000, MAP_TAG_VRAM },
482 { NULL, 0x802000, MAP_TAG_VRAM }, // enhanced renderer
483 { NULL, 0x210000, MAP_TAG_RAM },
7a8d521f 484};
485
486int init_vita_mmap()
487{
488 int n;
489 void *tmpaddr;
490 addr = malloc(64 * 1024 * 1024);
491 if (addr == NULL)
492 return -1;
00274bf7 493 tmpaddr = (void *)(((size_t)addr + 0xFFFFFF) & ~0xFFFFFF);
494 custom_psx_maps[0].buffer = tmpaddr + 0x0000000;
495 custom_psx_maps[1].buffer = tmpaddr + 0x0800000;
496 custom_psx_maps[2].buffer = tmpaddr + 0x0880000;
497 custom_psx_maps[3].buffer = tmpaddr + 0x0900000;
7a8d521f 498 custom_psx_maps[4].buffer = tmpaddr + 0x1000000;
00274bf7 499 custom_psx_maps[5].buffer = tmpaddr + 0x2000000;
91da8e32 500 memset(tmpaddr, 0, 0x2210000);
7a8d521f 501#if 0
502 for(n = 0; n < 5; n++){
503 sceClibPrintf("addr reserved %x\n",custom_psx_maps[n].buffer);
504 }
46aa5b98 505#endif
7a8d521f 506 return 0;
507}
508
509void deinit_vita_mmap()
510{
00274bf7 511 size_t i;
512 for (i = 0; i < sizeof(custom_psx_maps) / sizeof(custom_psx_maps[0]); i++) {
513 custom_psx_maps[i].buffer = NULL;
514 custom_psx_maps[i].used = 0;
515 }
7a8d521f 516 free(addr);
517}
518
519void *pl_vita_mmap(unsigned long addr, size_t size, int is_fixed,
520 enum psxMapTag tag)
521{
522 (void)is_fixed;
523 (void)addr;
524
525 psx_map_t *custom_map = custom_psx_maps;
526
527 for (; custom_map->size; custom_map++)
528 {
00274bf7 529 if (custom_map->size == size && custom_map->tag == tag && !custom_map->used)
7a8d521f 530 {
00274bf7 531 custom_map->used = 1;
7a8d521f 532 return custom_map->buffer;
533 }
534 }
535
91da8e32 536 return calloc(size, 1);
38c2028e 537}
538
7a8d521f 539void pl_vita_munmap(void *ptr, size_t size, enum psxMapTag tag)
38c2028e 540{
7a8d521f 541 (void)tag;
542
543 psx_map_t *custom_map = custom_psx_maps;
544
545 for (; custom_map->size; custom_map++)
546 {
547 if ((custom_map->buffer == ptr))
548 {
00274bf7 549 custom_map->used = 0;
7a8d521f 550 return;
551 }
552 }
553
554 free(ptr);
38c2028e 555}
7a8d521f 556#endif
38c2028e 557
cc56203b 558static void *pl_mmap(unsigned int size)
559{
7a8d521f 560 return psxMap(0, size, 0, MAP_TAG_VRAM);
cc56203b 561}
562
563static void pl_munmap(void *ptr, unsigned int size)
564{
7a8d521f 565 psxUnmap(ptr, size, MAP_TAG_VRAM);
cc56203b 566}
567
38c2028e 568struct rearmed_cbs pl_rearmed_cbs = {
7a8d521f 569 .pl_vout_open = vout_open,
570 .pl_vout_set_mode = vout_set_mode,
571 .pl_vout_flip = vout_flip,
572 .pl_vout_close = vout_close,
573 .mmap = pl_mmap,
574 .munmap = pl_munmap,
abf09485 575 .gpu_state_change = gpu_state_change,
7a8d521f 576 /* from psxcounters */
577 .gpu_hcnt = &hSyncCount,
578 .gpu_frame_count = &frame_counter,
38c2028e 579};
580
581void pl_frame_limit(void)
582{
7a8d521f 583 /* called once per frame, make psxCpu->Execute() above return */
da65071f 584 stop++;
38c2028e 585}
586
587void pl_timing_prepare(int is_pal)
588{
7a8d521f 589 is_pal_mode = is_pal;
38c2028e 590}
591
d71c7095 592void plat_trigger_vibrate(int pad, int low, int high)
38c2028e 593{
7a8d521f 594 if (!rumble_cb)
595 return;
596
597 if (in_enable_vibration)
598 {
599 rumble_cb(pad, RETRO_RUMBLE_STRONG, high << 8);
600 rumble_cb(pad, RETRO_RUMBLE_WEAK, low ? 0xffff : 0x0);
601 }
38c2028e 602}
603
d6a231b7
S		 604//Percentage distance of screen to adjust for Konami Gun
605static float KonamiGunAdjustX = 0;
606static float KonamiGunAdjustY = 0;
607
2db412ad 608void pl_gun_byte2(int port, unsigned char byte)
38c2028e 609{
d6a231b7
S		 610 int irq_count = 4;
611 float justifier_multiplier = 0;
612 int justifier_width = psx_w;
613 int justifier_height = psx_h;
614 int justifier_offscreen = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN);
615 int justifier_reload = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD);
616
617 if (justifier_width == 256)
618 justifier_multiplier = is_pal_mode ? .157086f : .158532f;
619 else if (justifier_width == 320)
620 justifier_multiplier = is_pal_mode ? .196358f : .198166f;
621 else if (justifier_width == 384)
622 justifier_multiplier = is_pal_mode ? .224409f : .226475f;
623 else if (justifier_width == 512)
624 justifier_multiplier = is_pal_mode ? .314173f : .317065f;
625 else // (justifier_width == 640)
626 justifier_multiplier = is_pal_mode ? .392717f : .396332f;
627
628 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
629 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
630
631 //Default offset of +105 for X and -12 for Y is chosen to obtain alignment in Die Hard Trilogy, which has no calibration feature
632 int gunx_scaled = ((gunx + 32767.0f) / 65534.0f + KonamiGunAdjustX) * justifier_width / justifier_multiplier + 105.0f;
633 int guny_scaled = ((guny + 32767.0f) / 65534.0f + KonamiGunAdjustY) * justifier_height - 12.0f;
634
635 if ((byte & 0x10) && !justifier_offscreen && !justifier_reload)
636 {
637 psxScheduleIrq10(irq_count, gunx_scaled, guny_scaled);
638 }
38c2028e 639}
640
641/* sound calls */
7a8d521f 642static void snd_feed(void *buf, int bytes)
38c2028e 643{
7a8d521f 644 if (audio_batch_cb != NULL)
645 audio_batch_cb(buf, bytes / 4);
38c2028e 646}
647
7a8d521f 648void out_register_libretro(struct out_driver *drv)
38c2028e 649{
7a8d521f 650 drv->name = "libretro";
651 drv->init = snd_init;
652 drv->finish = snd_finish;
653 drv->busy = snd_busy;
654 drv->feed = snd_feed;
38c2028e 655}
656
d6a231b7
S		 657#define RETRO_DEVICE_PSE_STANDARD RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0)
658#define RETRO_DEVICE_PSE_ANALOG RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 0)
659#define RETRO_DEVICE_PSE_DUALSHOCK RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 1)
660#define RETRO_DEVICE_PSE_NEGCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_ANALOG, 2)
661#define RETRO_DEVICE_PSE_GUNCON RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 0)
662#define RETRO_DEVICE_PSE_JUSTIFIER RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_LIGHTGUN, 1)
663#define RETRO_DEVICE_PSE_MOUSE RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_MOUSE, 0)
7a8d521f 664
665static char *get_pse_pad_label[] = {
666 "none", "mouse", "negcon", "konami gun", "standard", "analog", "guncon", "dualshock"
667};
668
d6a231b7 669static const struct retro_controller_description pads[8] =
38c2028e 670{
d6a231b7
S		 671 { "standard", RETRO_DEVICE_JOYPAD },
672 { "analog", RETRO_DEVICE_PSE_ANALOG },
673 { "dualshock", RETRO_DEVICE_PSE_DUALSHOCK },
674 { "negcon", RETRO_DEVICE_PSE_NEGCON },
675 { "guncon", RETRO_DEVICE_PSE_GUNCON },
676 { "konami gun", RETRO_DEVICE_PSE_JUSTIFIER },
677 { "mouse", RETRO_DEVICE_PSE_MOUSE },
7a8d521f 678 { NULL, 0 },
679};
38c2028e 680
7a8d521f 681static const struct retro_controller_info ports[9] =
38c2028e 682{
7a8d521f 683 { pads, 7 },
684 { pads, 7 },
685 { pads, 7 },
686 { pads, 7 },
687 { pads, 7 },
688 { pads, 7 },
689 { pads, 7 },
690 { pads, 7 },
691 { NULL, 0 },
692};
38c2028e 693
7a8d521f 694/* libretro */
695
696static bool update_option_visibility(void)
07c13dfd 697{
7a8d521f 698 struct retro_variable var = {0};
699 struct retro_core_option_display option_display = {0};
700 bool updated = false;
701 unsigned i;
702
703 /* If frontend supports core option categories
704 * then show/hide core option entries are ignored
705 * and no options should be hidden */
706 if (libretro_supports_option_categories)
707 return false;
708
709 var.key = "pcsx_rearmed_show_input_settings";
710 var.value = NULL;
711
712 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
713 {
714 bool show_input_settings_prev =
715 show_input_settings;
716
717 show_input_settings = true;
718 if (strcmp(var.value, "disabled") == 0)
719 show_input_settings = false;
720
721 if (show_input_settings !=
722 show_input_settings_prev)
723 {
724 char input_option[][50] = {
725 "pcsx_rearmed_analog_axis_modifier",
726 "pcsx_rearmed_vibration",
727 "pcsx_rearmed_multitap",
728 "pcsx_rearmed_negcon_deadzone",
729 "pcsx_rearmed_negcon_response",
730 "pcsx_rearmed_input_sensitivity",
a51adab4 731 "pcsx_rearmed_crosshair1",
732 "pcsx_rearmed_crosshair2",
d6a231b7
S		 733 "pcsx_rearmed_konamigunadjustx",
734 "pcsx_rearmed_konamigunadjusty",
7a8d521f 735 "pcsx_rearmed_gunconadjustx",
736 "pcsx_rearmed_gunconadjusty",
737 "pcsx_rearmed_gunconadjustratiox",
738 "pcsx_rearmed_gunconadjustratioy"
739 };
740
741 option_display.visible = show_input_settings;
742
743 for (i = 0;
744 i < (sizeof(input_option) /
745 sizeof(input_option[0]));
746 i++)
747 {
748 option_display.key = input_option[i];
749 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
750 &option_display);
751 }
752
753 updated = true;
754 }
755 }
756#ifdef GPU_PEOPS
757 var.key = "pcsx_rearmed_show_gpu_peops_settings";
758 var.value = NULL;
759
760 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
761 {
762 bool show_advanced_gpu_peops_settings_prev =
763 show_advanced_gpu_peops_settings;
764
765 show_advanced_gpu_peops_settings = true;
766 if (strcmp(var.value, "disabled") == 0)
767 show_advanced_gpu_peops_settings = false;
768
769 if (show_advanced_gpu_peops_settings !=
770 show_advanced_gpu_peops_settings_prev)
771 {
772 unsigned i;
773 struct retro_core_option_display option_display;
774 char gpu_peops_option[][45] = {
775 "pcsx_rearmed_gpu_peops_odd_even_bit",
776 "pcsx_rearmed_gpu_peops_expand_screen_width",
777 "pcsx_rearmed_gpu_peops_ignore_brightness",
778 "pcsx_rearmed_gpu_peops_disable_coord_check",
779 "pcsx_rearmed_gpu_peops_lazy_screen_update",
780 "pcsx_rearmed_gpu_peops_repeated_triangles",
781 "pcsx_rearmed_gpu_peops_quads_with_triangles",
782 "pcsx_rearmed_gpu_peops_fake_busy_state"
783 };
784
785 option_display.visible = show_advanced_gpu_peops_settings;
786
787 for (i = 0;
788 i < (sizeof(gpu_peops_option) /
789 sizeof(gpu_peops_option[0]));
790 i++)
791 {
792 option_display.key = gpu_peops_option[i];
793 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
794 &option_display);
795 }
796
797 updated = true;
798 }
799 }
800#endif
801#ifdef GPU_UNAI
802 var.key = "pcsx_rearmed_show_gpu_unai_settings";
803 var.value = NULL;
804
805 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
806 {
807 bool show_advanced_gpu_unai_settings_prev =
808 show_advanced_gpu_unai_settings;
809
810 show_advanced_gpu_unai_settings = true;
811 if (strcmp(var.value, "disabled") == 0)
812 show_advanced_gpu_unai_settings = false;
813
814 if (show_advanced_gpu_unai_settings !=
815 show_advanced_gpu_unai_settings_prev)
816 {
817 unsigned i;
818 struct retro_core_option_display option_display;
819 char gpu_unai_option[][40] = {
820 "pcsx_rearmed_gpu_unai_blending",
821 "pcsx_rearmed_gpu_unai_lighting",
822 "pcsx_rearmed_gpu_unai_fast_lighting",
823 "pcsx_rearmed_gpu_unai_scale_hires",
824 };
825
826 option_display.visible = show_advanced_gpu_unai_settings;
827
828 for (i = 0;
829 i < (sizeof(gpu_unai_option) /
830 sizeof(gpu_unai_option[0]));
831 i++)
832 {
833 option_display.key = gpu_unai_option[i];
834 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
835 &option_display);
836 }
837
838 updated = true;
839 }
840 }
841#endif
842 return updated;
07c13dfd 843}
844
e268a47e 845void retro_set_environment(retro_environment_t cb)
846{
7a8d521f 847 bool option_categories = false;
848#ifdef USE_LIBRETRO_VFS
849 struct retro_vfs_interface_info vfs_iface_info;
7d68d030 850#endif
e268a47e 851
852 environ_cb = cb;
853
7a8d521f 854 if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
855 log_cb = logging.log;
856
857 environ_cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
858
859 /* Set core options
860 * An annoyance: retro_set_environment() can be called
861 * multiple times, and depending upon the current frontend
862 * state various environment callbacks may be disabled.
863 * This means the reported 'categories_supported' status
864 * may change on subsequent iterations. We therefore have
865 * to record whether 'categories_supported' is true on any
866 * iteration, and latch the result */
867 libretro_set_core_options(environ_cb, &option_categories);
868 libretro_supports_option_categories |= option_categories;
869
870 /* If frontend supports core option categories,
871 * any show/hide core option entries are unused
872 * and should be hidden */
873 if (libretro_supports_option_categories)
874 {
875 struct retro_core_option_display option_display;
876 option_display.visible = false;
877
878 option_display.key = "pcsx_rearmed_show_input_settings";
879 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
880 &option_display);
881
882#ifdef GPU_PEOPS
883 option_display.key = "pcsx_rearmed_show_gpu_peops_settings";
884 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
885 &option_display);
886#endif
887#ifdef GPU_UNAI
888 option_display.key = "pcsx_rearmed_show_gpu_unai_settings";
889 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY,
890 &option_display);
891#endif
892 }
893 /* If frontend does not support core option
894 * categories, core options may be shown/hidden
895 * at runtime. In this case, register 'update
896 * display' callback, so frontend can update
897 * core options menu without calling retro_run() */
898 else
899 {
900 struct retro_core_options_update_display_callback update_display_cb;
901 update_display_cb.callback = update_option_visibility;
902
903 environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_UPDATE_DISPLAY_CALLBACK,
904 &update_display_cb);
905 }
906
907#ifdef USE_LIBRETRO_VFS
908 vfs_iface_info.required_interface_version = 1;
909 vfs_iface_info.iface = NULL;
910 if (environ_cb(RETRO_ENVIRONMENT_GET_VFS_INTERFACE, &vfs_iface_info))
911 filestream_vfs_init(&vfs_iface_info);
912#endif
e268a47e 913}
914
38c2028e 915void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
916void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
917void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
918void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
919void retro_set_input_state(retro_input_state_t cb) { input_state_cb = cb; }
920
921unsigned retro_api_version(void)
922{
7a8d521f 923 return RETRO_API_VERSION;
924}
925
926static void update_multitap(void)
927{
928 struct retro_variable var = { 0 };
929
930 multitap1 = 0;
931 multitap2 = 0;
932
933 var.value = NULL;
934 var.key = "pcsx_rearmed_multitap";
935 if (environ_cb && (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value))
936 {
937 if (strcmp(var.value, "port 1") == 0)
938 multitap1 = 1;
939 else if (strcmp(var.value, "port 2") == 0)
940 multitap2 = 1;
941 else if (strcmp(var.value, "ports 1 and 2") == 0)
942 {
943 multitap1 = 1;
944 multitap2 = 1;
945 }
946 }
38c2028e 947}
948
949void retro_set_controller_port_device(unsigned port, unsigned device)
950{
7a8d521f 951 if (port >= PORTS_NUMBER)
952 return;
953
954 switch (device)
955 {
956 case RETRO_DEVICE_JOYPAD:
957 case RETRO_DEVICE_PSE_STANDARD:
958 in_type[port] = PSE_PAD_TYPE_STANDARD;
959 break;
960 case RETRO_DEVICE_PSE_ANALOG:
961 in_type[port] = PSE_PAD_TYPE_ANALOGJOY;
962 break;
963 case RETRO_DEVICE_PSE_DUALSHOCK:
964 in_type[port] = PSE_PAD_TYPE_ANALOGPAD;
965 break;
966 case RETRO_DEVICE_PSE_MOUSE:
967 in_type[port] = PSE_PAD_TYPE_MOUSE;
968 break;
969 case RETRO_DEVICE_PSE_NEGCON:
970 in_type[port] = PSE_PAD_TYPE_NEGCON;
971 break;
972 case RETRO_DEVICE_PSE_GUNCON:
973 in_type[port] = PSE_PAD_TYPE_GUNCON;
974 break;
d6a231b7
S		 975 case RETRO_DEVICE_PSE_JUSTIFIER:
976 in_type[port] = PSE_PAD_TYPE_GUN;
977 break;
7a8d521f 978 case RETRO_DEVICE_NONE:
979 default:
980 in_type[port] = PSE_PAD_TYPE_NONE;
981 break;
982 }
983
984 SysPrintf("port: %u device: %s\n", port + 1, get_pse_pad_label[in_type[port]]);
38c2028e 985}
986
987void retro_get_system_info(struct retro_system_info *info)
988{
7a8d521f 989#ifndef GIT_VERSION
990#define GIT_VERSION ""
991#endif
992 memset(info, 0, sizeof(*info));
993 info->library_name = "PCSX-ReARMed";
46d596bb 994 info->library_version = "r24l" GIT_VERSION;
0cae7d24 995 info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u|chd|iso|exe";
7a8d521f 996 info->need_fullpath = true;
38c2028e 997}
998
999void retro_get_system_av_info(struct retro_system_av_info *info)
1000{
5d9e675a 1001 unsigned geom_height = vout_height;
1002 unsigned geom_width = vout_width;
7a8d521f 1003
1004 memset(info, 0, sizeof(*info));
1005 info->timing.fps = is_pal_mode ? 50.0 : 60.0;
1006 info->timing.sample_rate = 44100.0;
1007 info->geometry.base_width = geom_width;
1008 info->geometry.base_height = geom_height;
1009 info->geometry.max_width = VOUT_MAX_WIDTH;
1010 info->geometry.max_height = VOUT_MAX_HEIGHT;
1011 info->geometry.aspect_ratio = 4.0 / 3.0;
38c2028e 1012}
1013
6e921e1d 1014/* savestates */
7a8d521f 1015size_t retro_serialize_size(void)
1016{
1017 // it's currently 4380651-4397047 bytes,
1018 // but have some reserved for future
1019 return 0x440000;
6e921e1d 1020}
1021
7a8d521f 1022struct save_fp
1023{
1024 char *buf;
1025 size_t pos;
1026 int is_write;
6e921e1d 1027};
1028
1029static void *save_open(const char *name, const char *mode)
1030{
7a8d521f 1031 struct save_fp *fp;
6e921e1d 1032
7a8d521f 1033 if (name == NULL || mode == NULL)
1034 return NULL;
6e921e1d 1035
7a8d521f 1036 fp = malloc(sizeof(*fp));
1037 if (fp == NULL)
1038 return NULL;
6e921e1d 1039
7a8d521f 1040 fp->buf = (char *)name;
1041 fp->pos = 0;
1042 fp->is_write = (mode[0] == 'w' || mode[1] == 'w');
6e921e1d 1043
7a8d521f 1044 return fp;
6e921e1d 1045}
1046
1047static int save_read(void *file, void *buf, u32 len)
1048{
7a8d521f 1049 struct save_fp *fp = file;
1050 if (fp == NULL || buf == NULL)
1051 return -1;
6e921e1d 1052
7a8d521f 1053 memcpy(buf, fp->buf + fp->pos, len);
1054 fp->pos += len;
1055 return len;
6e921e1d 1056}
1057
1058static int save_write(void *file, const void *buf, u32 len)
1059{
7a8d521f 1060 struct save_fp *fp = file;
1061 if (fp == NULL || buf == NULL)
1062 return -1;
6e921e1d 1063
7a8d521f 1064 memcpy(fp->buf + fp->pos, buf, len);
1065 fp->pos += len;
1066 return len;
6e921e1d 1067}
1068
1069static long save_seek(void *file, long offs, int whence)
1070{
7a8d521f 1071 struct save_fp *fp = file;
1072 if (fp == NULL)
1073 return -1;
6e921e1d 1074
7a8d521f 1075 switch (whence)
1076 {
1077 case SEEK_CUR:
1078 fp->pos += offs;
1079 return fp->pos;
1080 case SEEK_SET:
1081 fp->pos = offs;
1082 return fp->pos;
1083 default:
1084 return -1;
1085 }
6e921e1d 1086}
1087
1088static void save_close(void *file)
1089{
7a8d521f 1090 struct save_fp *fp = file;
1091 size_t r_size = retro_serialize_size();
1092 if (fp == NULL)
1093 return;
1094
1095 if (fp->pos > r_size)
0709d254 1096 LogErr("ERROR: save buffer overflow detected\n");
7a8d521f 1097 else if (fp->is_write && fp->pos < r_size)
1098 // make sure we don't save trash in leftover space
1099 memset(fp->buf + fp->pos, 0, r_size - fp->pos);
1100 free(fp);
38c2028e 1101}
1102
1103bool retro_serialize(void *data, size_t size)
7a8d521f 1104{
6a131b03 1105 int ret;
1106 CdromFrontendId = disk_current_index;
1107 ret = SaveState(data);
7a8d521f 1108 return ret == 0 ? true : false;
38c2028e 1109}
1110
6a131b03 1111static bool disk_set_image_index(unsigned int index);
1112
38c2028e 1113bool retro_unserialize(const void *data, size_t size)
1114{
6a131b03 1115 int ret;
1116 CdromFrontendId = -1;
1117 ret = LoadState(data);
1118 if (ret)
1119 return false;
1120 if (CdromFrontendId != -1 && CdromFrontendId != disk_current_index)
1121 disk_set_image_index(CdromFrontendId);
1122 return true;
38c2028e 1123}
1124
23ea11bd 1125/* cheats */
38c2028e 1126void retro_cheat_reset(void)
1127{
7a8d521f 1128 ClearAllCheats();
38c2028e 1129}
1130
1131void retro_cheat_set(unsigned index, bool enabled, const char *code)
1132{
1e93efc0 1133 int ret = -1;
1134 char *buf;
7a8d521f 1135
1e93efc0 1136 // cheat funcs are destructive, need a copy...
1137 buf = strdup(code);
1138 if (buf == NULL)
1139 goto finish;
6e921e1d 1140
7a8d521f 1141 //Prepare buffered cheat for PCSX's AddCheat fucntion.
1142 int cursor = 0;
1143 int nonhexdec = 0;
1144 while (buf[cursor])
1145 {
1146 if (!(ISHEXDEC))
1147 {
1148 if (++nonhexdec % 2)
1149 {
1150 buf[cursor] = ' ';
1151 }
1152 else
1153 {
1154 buf[cursor] = '\n';
1155 }
1156 }
1157 cursor++;
1158 }
6e921e1d 1159
7a8d521f 1160 if (index < NumCheats)
1161 ret = EditCheat(index, "", buf);
1162 else
1163 ret = AddCheat("", buf);
6e921e1d 1164
1e93efc0 1165finish:
7a8d521f 1166 if (ret != 0)
0709d254 1167 LogErr("Failed to set cheat %#u\n", index);
7a8d521f 1168 else if (index < NumCheats)
1169 Cheats[index].Enabled = enabled;
1e93efc0 1170 free(buf);
38c2028e 1171}
1172
7a8d521f 1173// just in case, maybe a win-rt port in the future?
1174#ifdef _WIN32
1175#define SLASH '\\'
1176#else
1177#define SLASH '/'
1178#endif
1179
1180#ifndef PATH_MAX
1181#define PATH_MAX 4096
1182#endif
1183
23ea11bd 1184/* multidisk support */
7a8d521f 1185static unsigned int disk_initial_index;
1186static char disk_initial_path[PATH_MAX];
23ea11bd 1187static bool disk_ejected;
51ba7408 1188static unsigned int disk_count;
7a8d521f 1189static struct disks_state
1190{
1191 char *fname;
1192 char *flabel;
1193 int internal_index; // for multidisk eboots
23ea11bd 1194} disks[8];
1195
7a8d521f 1196static void get_disk_label(char *disk_label, const char *disk_path, size_t len)
1197{
1198 const char *base = NULL;
1199
1200 if (!disk_path || (*disk_path == '\0'))
1201 return;
1202
1203 base = strrchr(disk_path, SLASH);
1204 if (!base)
1205 base = disk_path;
1206
1207 if (*base == SLASH)
1208 base++;
1209
1210 strncpy(disk_label, base, len - 1);
1211 disk_label[len - 1] = '\0';
1212
1213 char *ext = strrchr(disk_label, '.');
1214 if (ext)
1215 *ext = '\0';
1216}
1217
1218static void disk_init(void)
1219{
1220 size_t i;
1221
1222 disk_ejected = false;
1223 disk_current_index = 0;
1224 disk_count = 0;
1225
1226 for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
1227 {
1228 if (disks[i].fname != NULL)
1229 {
1230 free(disks[i].fname);
1231 disks[i].fname = NULL;
1232 }
1233 if (disks[i].flabel != NULL)
1234 {
1235 free(disks[i].flabel);
1236 disks[i].flabel = NULL;
1237 }
1238 disks[i].internal_index = 0;
1239 }
1240}
1241
e0216409 1242#ifdef HAVE_CDROM
1243static long CALLBACK rcdrom_open(void);
1244static long CALLBACK rcdrom_close(void);
c7f3cc74 1245static void rcdrom_stop_thread(void);
e0216409 1246#endif
1247
23ea11bd 1248static bool disk_set_eject_state(bool ejected)
1249{
c7f3cc74 1250 if (ejected != disk_ejected)
1251 SysPrintf("new eject_state: %d\n", ejected);
1252
1253 // weird PCSX API...
7a8d521f 1254 SetCdOpenCaseTime(ejected ? -1 : (time(NULL) + 2));
1255 LidInterrupt();
23ea11bd 1256
e0216409 1257#ifdef HAVE_CDROM
c7f3cc74 1258 if (CDR_open == rcdrom_open && ejected != disk_ejected) {
1259 rcdrom_stop_thread();
1260 if (!ejected) {
1261 // likely the real cd was also changed - rescan
1262 rcdrom_close();
e0216409 1263 rcdrom_open();
c7f3cc74 1264 }
e0216409 1265 }
1266#endif
7a8d521f 1267 disk_ejected = ejected;
1268 return true;
23ea11bd 1269}
1270
1271static bool disk_get_eject_state(void)
1272{
7a8d521f 1273 /* can't be controlled by emulated software */
1274 return disk_ejected;
23ea11bd 1275}
1276
1277static unsigned int disk_get_image_index(void)
1278{
7a8d521f 1279 return disk_current_index;
23ea11bd 1280}
1281
1282static bool disk_set_image_index(unsigned int index)
1283{
7a8d521f 1284 if (index >= sizeof(disks) / sizeof(disks[0]))
1285 return false;
23ea11bd 1286
7a8d521f 1287 CdromId[0] = '\0';
1288 CdromLabel[0] = '\0';
23ea11bd 1289
7a8d521f 1290 if (disks[index].fname == NULL)
1291 {
0709d254 1292 LogErr("missing disk #%u\n", index);
7a8d521f 1293 CDR_shutdown();
23ea11bd 1294
7a8d521f 1295 // RetroArch specifies "no disk" with index == count,
1296 // so don't fail here..
1297 disk_current_index = index;
1298 return true;
1299 }
23ea11bd 1300
0709d254 1301 LogErr("switching to disk %u: \"%s\" #%d\n", index,
7a8d521f 1302 disks[index].fname, disks[index].internal_index);
23ea11bd 1303
7a8d521f 1304 cdrIsoMultidiskSelect = disks[index].internal_index;
1305 set_cd_image(disks[index].fname);
1306 if (ReloadCdromPlugin() < 0)
1307 {
0709d254 1308 LogErr("failed to load cdr plugin\n");
7a8d521f 1309 return false;
1310 }
1311 if (CDR_open() < 0)
1312 {
0709d254 1313 LogErr("failed to open cdr plugin\n");
7a8d521f 1314 return false;
1315 }
23ea11bd 1316
7a8d521f 1317 if (!disk_ejected)
1318 {
e0216409 1319 disk_set_eject_state(disk_ejected);
7a8d521f 1320 }
23ea11bd 1321
7a8d521f 1322 disk_current_index = index;
1323 return true;
23ea11bd 1324}
1325
1326static unsigned int disk_get_num_images(void)
1327{
7a8d521f 1328 return disk_count;
23ea11bd 1329}
1330
1331static bool disk_replace_image_index(unsigned index,
7a8d521f 1332 const struct retro_game_info *info)
23ea11bd 1333{
7a8d521f 1334 char *old_fname = NULL;
1335 char *old_flabel = NULL;
1336 bool ret = true;
1337
1338 if (index >= sizeof(disks) / sizeof(disks[0]))
1339 return false;
1340
1341 old_fname = disks[index].fname;
1342 old_flabel = disks[index].flabel;
1343
1344 disks[index].fname = NULL;
1345 disks[index].flabel = NULL;
1346 disks[index].internal_index = 0;
1347
1348 if (info != NULL)
1349 {
1350 char disk_label[PATH_MAX];
1351 disk_label[0] = '\0';
1352
1353 disks[index].fname = strdup(info->path);
23ea11bd 1354
7a8d521f 1355 get_disk_label(disk_label, info->path, PATH_MAX);
1356 disks[index].flabel = strdup(disk_label);
23ea11bd 1357
7a8d521f 1358 if (index == disk_current_index)
1359 ret = disk_set_image_index(index);
1360 }
23ea11bd 1361
7a8d521f 1362 if (old_fname != NULL)
1363 free(old_fname);
23ea11bd 1364
7a8d521f 1365 if (old_flabel != NULL)
1366 free(old_flabel);
23ea11bd 1367
7a8d521f 1368 return ret;
23ea11bd 1369}
1370
1371static bool disk_add_image_index(void)
1372{
7a8d521f 1373 if (disk_count >= 8)
1374 return false;
51ba7408 1375
7a8d521f 1376 disk_count++;
1377 return true;
23ea11bd 1378}
1379
7a8d521f 1380static bool disk_set_initial_image(unsigned index, const char *path)
1381{
1382 if (index >= sizeof(disks) / sizeof(disks[0]))
1383 return false;
23ea11bd 1384
7a8d521f 1385 if (!path || (*path == '\0'))
1386 return false;
9fba39a9 1387
7a8d521f 1388 disk_initial_index = index;
9fba39a9 1389
7a8d521f 1390 strncpy(disk_initial_path, path, sizeof(disk_initial_path) - 1);
1391 disk_initial_path[sizeof(disk_initial_path) - 1] = '\0';
1392
1393 return true;
9fba39a9
T		 1394}
1395
7a8d521f 1396static bool disk_get_image_path(unsigned index, char *path, size_t len)
9fba39a9 1397{
7a8d521f 1398 const char *fname = NULL;
9fba39a9 1399
7a8d521f 1400 if (len < 1)
1401 return false;
9fba39a9 1402
7a8d521f 1403 if (index >= sizeof(disks) / sizeof(disks[0]))
1404 return false;
1405
1406 fname = disks[index].fname;
1407
1408 if (!fname || (*fname == '\0'))
1409 return false;
1410
1411 strncpy(path, fname, len - 1);
1412 path[len - 1] = '\0';
1413
1414 return true;
1415}
1416
1417static bool disk_get_image_label(unsigned index, char *label, size_t len)
1418{
1419 const char *flabel = NULL;
1420
1421 if (len < 1)
1422 return false;
1423
1424 if (index >= sizeof(disks) / sizeof(disks[0]))
1425 return false;
1426
1427 flabel = disks[index].flabel;
1428
1429 if (!flabel || (*flabel == '\0'))
1430 return false;
1431
1432 strncpy(label, flabel, len - 1);
1433 label[len - 1] = '\0';
1434
1435 return true;
1436}
1437
1438static struct retro_disk_control_callback disk_control = {
1439 .set_eject_state = disk_set_eject_state,
1440 .get_eject_state = disk_get_eject_state,
1441 .get_image_index = disk_get_image_index,
1442 .set_image_index = disk_set_image_index,
1443 .get_num_images = disk_get_num_images,
1444 .replace_image_index = disk_replace_image_index,
1445 .add_image_index = disk_add_image_index,
1446};
1447
1448static struct retro_disk_control_ext_callback disk_control_ext = {
1449 .set_eject_state = disk_set_eject_state,
1450 .get_eject_state = disk_get_eject_state,
1451 .get_image_index = disk_get_image_index,
1452 .set_image_index = disk_set_image_index,
1453 .get_num_images = disk_get_num_images,
1454 .replace_image_index = disk_replace_image_index,
1455 .add_image_index = disk_add_image_index,
1456 .set_initial_image = disk_set_initial_image,
1457 .get_image_path = disk_get_image_path,
1458 .get_image_label = disk_get_image_label,
1459};
1460
1461static char base_dir[1024];
1462
1463static bool read_m3u(const char *file)
1464{
1465 char line[1024];
1466 char name[PATH_MAX];
1467 FILE *fp = fopen(file, "r");
1468 if (!fp)
1469 return false;
1470
1471 while (fgets(line, sizeof(line), fp) && disk_count < sizeof(disks) / sizeof(disks[0]))
1472 {
1473 if (line[0] == '#')
1474 continue;
1475 char *carrige_return = strchr(line, '\r');
1476 if (carrige_return)
1477 *carrige_return = '\0';
1478 char *newline = strchr(line, '\n');
1479 if (newline)
1480 *newline = '\0';
1481
1482 if (line[0] != '\0')
1483 {
1484 char disk_label[PATH_MAX];
1485 disk_label[0] = '\0';
1486
1487 snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
1488 disks[disk_count].fname = strdup(name);
1489
1490 get_disk_label(disk_label, name, PATH_MAX);
1491 disks[disk_count].flabel = strdup(disk_label);
1492
1493 disk_count++;
1494 }
1495 }
1496
1497 fclose(fp);
1498 return (disk_count != 0);
1499}
1500
1501static void extract_directory(char *buf, const char *path, size_t size)
1502{
1503 char *base;
1504 strncpy(buf, path, size - 1);
1505 buf[size - 1] = '\0';
1506
1507 base = strrchr(buf, '/');
1508 if (!base)
1509 base = strrchr(buf, '\\');
1510
1511 if (base)
1512 *base = '\0';
1513 else
1514 {
9fba39a9
T		 1515 buf[0] = '.';
1516 buf[1] = '\0';
1517 }
1518}
1519
835c219c 1520// raw cdrom support
1521#ifdef HAVE_CDROM
1522#include "vfs/vfs_implementation.h"
1523#include "vfs/vfs_implementation_cdrom.h"
e0216409 1524#include "libretro-cdrom.h"
1525#include "rthreads/rthreads.h"
1526#include "retro_timers.h"
1527struct cached_buf {
1528 unsigned char buf[2352];
1529 unsigned int lba;
1530};
1531static struct {
1532 libretro_vfs_implementation_file *h;
1533 sthread_t *thread;
1534 slock_t *read_lock;
1535 slock_t *buf_lock;
1536 scond_t *cond;
1537 struct cached_buf *buf;
1538 unsigned int buf_cnt, thread_exit, do_prefetch;
1539 unsigned int total_lba, prefetch_lba;
c7f3cc74 1540 int check_eject_delay;
e0216409 1541} rcdrom;
1542
1543static void lbacache_do(unsigned int lba)
1544{
1545 unsigned char m, s, f, buf[2352];
1546 unsigned int i = lba % rcdrom.buf_cnt;
1547 int ret;
1548
1549 cdrom_lba_to_msf(lba + 150, &m, &s, &f);
1550 slock_lock(rcdrom.read_lock);
1551 ret = cdrom_read_sector(rcdrom.h, lba, buf);
1552 slock_lock(rcdrom.buf_lock);
1553 slock_unlock(rcdrom.read_lock);
1554 //printf("%d:%02d:%02d m%d f%d\n", m, s, f, buf[12+3], ((buf[12+4+2] >> 5) & 1) + 1);
1555 if (ret) {
1556 rcdrom.do_prefetch = 0;
1557 slock_unlock(rcdrom.buf_lock);
c7f3cc74 1558 LogErr("prefetch: cdrom_read_sector failed for lba %d\n", lba);
e0216409 1559 return;
1560 }
c7f3cc74 1561 rcdrom.check_eject_delay = 100;
e0216409 1562
1563 if (lba != rcdrom.buf[i].lba) {
1564 memcpy(rcdrom.buf[i].buf, buf, sizeof(rcdrom.buf[i].buf));
1565 rcdrom.buf[i].lba = lba;
1566 }
1567 slock_unlock(rcdrom.buf_lock);
1568 retro_sleep(0); // why does the main thread stall without this?
1569}
1570
1571static int lbacache_get(unsigned int lba, void *buf)
1572{
1573 unsigned int i;
1574 int ret = 0;
1575
1576 i = lba % rcdrom.buf_cnt;
1577 slock_lock(rcdrom.buf_lock);
1578 if (lba == rcdrom.buf[i].lba) {
1579 memcpy(buf, rcdrom.buf[i].buf, 2352);
1580 ret = 1;
1581 }
1582 slock_unlock(rcdrom.buf_lock);
1583 return ret;
1584}
1585
1586static void rcdrom_prefetch_thread(void *unused)
1587{
1588 unsigned int buf_cnt, lba, lba_to;
1589
1590 slock_lock(rcdrom.buf_lock);
1591 while (!rcdrom.thread_exit)
1592 {
1593#ifdef __GNUC__
1594 __asm__ __volatile__("":::"memory"); // barrier
1595#endif
1596 if (!rcdrom.do_prefetch)
1597 scond_wait(rcdrom.cond, rcdrom.buf_lock);
1598 if (!rcdrom.do_prefetch || !rcdrom.h || rcdrom.thread_exit)
1599 continue;
1600
1601 buf_cnt = rcdrom.buf_cnt;
1602 lba = rcdrom.prefetch_lba;
1603 lba_to = lba + buf_cnt;
1604 if (lba_to > rcdrom.total_lba)
1605 lba_to = rcdrom.total_lba;
1606 for (; lba < lba_to; lba++) {
1607 if (lba != rcdrom.buf[lba % buf_cnt].lba)
1608 break;
1609 }
1610 if (lba == lba_to) {
1611 // caching complete
1612 rcdrom.do_prefetch = 0;
1613 continue;
1614 }
1615
1616 slock_unlock(rcdrom.buf_lock);
1617 lbacache_do(lba);
1618 slock_lock(rcdrom.buf_lock);
1619 }
1620 slock_unlock(rcdrom.buf_lock);
1621}
1622
1623static void rcdrom_stop_thread(void)
1624{
1625 rcdrom.thread_exit = 1;
1626 if (rcdrom.buf_lock) {
1627 slock_lock(rcdrom.buf_lock);
1628 rcdrom.do_prefetch = 0;
1629 if (rcdrom.cond)
1630 scond_signal(rcdrom.cond);
1631 slock_unlock(rcdrom.buf_lock);
1632 }
1633 if (rcdrom.thread) {
1634 sthread_join(rcdrom.thread);
1635 rcdrom.thread = NULL;
1636 }
1637 if (rcdrom.cond) { scond_free(rcdrom.cond); rcdrom.cond = NULL; }
1638 if (rcdrom.buf_lock) { slock_free(rcdrom.buf_lock); rcdrom.buf_lock = NULL; }
1639 if (rcdrom.read_lock) { slock_free(rcdrom.read_lock); rcdrom.read_lock = NULL; }
1640 free(rcdrom.buf);
1641 rcdrom.buf = NULL;
1642}
1643
1644// the thread is optional, if anything fails we can do direct reads
1645static void rcdrom_start_thread(void)
1646{
1647 rcdrom_stop_thread();
1648 rcdrom.thread_exit = rcdrom.prefetch_lba = rcdrom.do_prefetch = 0;
1649 if (rcdrom.buf_cnt == 0)
1650 return;
1651 rcdrom.buf = calloc(rcdrom.buf_cnt, sizeof(rcdrom.buf[0]));
1652 rcdrom.buf_lock = slock_new();
1653 rcdrom.read_lock = slock_new();
1654 rcdrom.cond = scond_new();
1655 if (rcdrom.buf && rcdrom.buf_lock && rcdrom.read_lock && rcdrom.cond) {
1656 rcdrom.thread = sthread_create(rcdrom_prefetch_thread, NULL);
1657 rcdrom.buf[0].lba = ~0;
1658 }
1659 if (!rcdrom.thread) {
1660 LogErr("cdrom precache thread init failed.\n");
1661 rcdrom_stop_thread();
1662 }
1663}
835c219c 1664
1665static long CALLBACK rcdrom_open(void)
1666{
e0216409 1667 const char *name = GetIsoFile();
1668 //printf("%s %s\n", __func__, name);
1669 rcdrom.h = retro_vfs_file_open_impl(name, RETRO_VFS_FILE_ACCESS_READ,
835c219c 1670 RETRO_VFS_FILE_ACCESS_HINT_NONE);
e0216409 1671 if (rcdrom.h) {
1672 int ret = cdrom_set_read_speed_x(rcdrom.h, 4);
1673 if (ret) LogErr("CD speed set failed\n");
1674 const cdrom_toc_t *toc = retro_vfs_file_get_cdrom_toc();
1675 const cdrom_track_t *last = &toc->track[toc->num_tracks - 1];
1676 unsigned int lba = cdrom_msf_to_lba(last->min, last->sec, last->frame) - 150;
1677 rcdrom.total_lba = lba + last->track_size;
1678 //cdrom_get_current_config_random_readable(rcdrom.h);
1679 //cdrom_get_current_config_multiread(rcdrom.h);
1680 //cdrom_get_current_config_cdread(rcdrom.h);
1681 //cdrom_get_current_config_profiles(rcdrom.h);
1682 rcdrom_start_thread();
1683 return 0;
1684 }
1685 LogErr("retro_vfs_file_open failed for '%s'\n", name);
1686 return -1;
835c219c 1687}
1688
1689static long CALLBACK rcdrom_close(void)
1690{
1691 //printf("%s\n", __func__);
e0216409 1692 if (rcdrom.h) {
1693 rcdrom_stop_thread();
1694 retro_vfs_file_close_impl(rcdrom.h);
1695 rcdrom.h = NULL;
835c219c 1696 }
1697 return 0;
1698}
1699
1700static long CALLBACK rcdrom_getTN(unsigned char *tn)
1701{
1702 const cdrom_toc_t *toc = retro_vfs_file_get_cdrom_toc();
1703 tn[0] = 1;
1704 tn[1] = toc->num_tracks;
1705 //printf("%s -> %d %d\n", __func__, tn[0], tn[1]);
1706 return 0;
1707}
1708
1709static long CALLBACK rcdrom_getTD(unsigned char track, unsigned char *rt)
1710{
1711 const cdrom_toc_t *toc = retro_vfs_file_get_cdrom_toc();
1712 rt[0] = 0, rt[1] = 2, rt[2] = 0;
1713 if (track == 0) {
e0216409 1714 cdrom_lba_to_msf(rcdrom.total_lba + 150, &rt[2], &rt[1], &rt[0]);
835c219c 1715 }
1716 else if (track <= toc->num_tracks) {
1717 int i = track - 1;
1718 rt[2] = toc->track[i].min;
1719 rt[1] = toc->track[i].sec;
1720 rt[0] = toc->track[i].frame;
1721 }
1722 //printf("%s %d -> %d:%02d:%02d\n", __func__, track, rt[2], rt[1], rt[0]);
1723 return 0;
1724}
1725
e0216409 1726static long CALLBACK rcdrom_prefetch(unsigned char m, unsigned char s, unsigned char f)
1727{
1728 unsigned int lba = cdrom_msf_to_lba(m, s, f) - 150;
1729 if (rcdrom.cond && rcdrom.h) {
1730 rcdrom.prefetch_lba = lba;
1731 rcdrom.do_prefetch = 1;
1732 scond_signal(rcdrom.cond);
1733 }
1734 if (rcdrom.buf) {
1735 unsigned int c = rcdrom.buf_cnt;
1736 if (c)
1737 return rcdrom.buf[lba % c].lba == lba;
1738 }
1739 return 1;
1740}
1741
1742static int rcdrom_read_msf(unsigned char m, unsigned char s, unsigned char f,
1743 void *buf, const char *func)
1744{
1745 unsigned int lba = cdrom_msf_to_lba(m, s, f) - 150;
1746 int hit = 0, ret = -1;
1747 if (rcdrom.buf_lock)
1748 hit = lbacache_get(lba, buf);
1749 if (!hit && rcdrom.read_lock) {
1750 // maybe still prefetching
1751 slock_lock(rcdrom.read_lock);
1752 slock_unlock(rcdrom.read_lock);
1753 hit = lbacache_get(lba, buf);
1754 if (hit)
1755 hit = 2;
1756 }
1757 if (!hit) {
1758 slock_t *lock = rcdrom.read_lock;
1759 rcdrom.do_prefetch = 0;
1760 if (lock)
1761 slock_lock(lock);
c7f3cc74 1762 if (rcdrom.h) {
e0216409 1763 ret = cdrom_read_sector(rcdrom.h, lba, buf);
c7f3cc74 1764 if (ret)
1765 LogErr("cdrom_read_sector failed for lba %d\n", lba);
1766 }
e0216409 1767 if (lock)
1768 slock_unlock(lock);
1769 }
1770 else
1771 ret = 0;
c7f3cc74 1772 rcdrom.check_eject_delay = ret ? 0 : 100;
e0216409 1773 //printf("%s %d:%02d:%02d -> %d hit %d\n", func, m, s, f, ret, hit);
1774 return ret;
1775}
1776
835c219c 1777static boolean CALLBACK rcdrom_readTrack(unsigned char *time)
1778{
e0216409 1779 unsigned char m = btoi(time[0]), s = btoi(time[1]), f = btoi(time[2]);
1780 return !rcdrom_read_msf(m, s, f, ISOgetBuffer() - 12, __func__);
1781}
1782
1783static long CALLBACK rcdrom_readCDDA(unsigned char m, unsigned char s, unsigned char f,
1784 unsigned char *buffer)
1785{
1786 return rcdrom_read_msf(m, s, f, buffer, __func__);
835c219c 1787}
1788
1789static unsigned char * CALLBACK rcdrom_getBuffer(void)
1790{
1791 //printf("%s\n", __func__);
1792 return ISOgetBuffer();
1793}
1794
1795static unsigned char * CALLBACK rcdrom_getBufferSub(int sector)
1796{
1797 //printf("%s %d %d\n", __func__, sector, rcdrom_h->cdrom.last_frame_lba);
1798 return NULL;
1799}
1800
1801static long CALLBACK rcdrom_getStatus(struct CdrStat *stat)
1802{
1803 const cdrom_toc_t *toc = retro_vfs_file_get_cdrom_toc();
1804 //printf("%s %p\n", __func__, stat);
1805 CDR__getStatus(stat);
1806 stat->Type = toc->track[0].audio ? 2 : 1;
1807 return 0;
1808}
c7f3cc74 1809
1810static void rcdrom_check_eject(void)
1811{
1812 bool media_inserted;
1813 if (!rcdrom.h || rcdrom.do_prefetch || rcdrom.check_eject_delay-- > 0)
1814 return;
1815 rcdrom.check_eject_delay = 100;
1816 media_inserted = cdrom_is_media_inserted(rcdrom.h); // 1-2ms
1817 if (!media_inserted != disk_ejected)
1818 disk_set_eject_state(!media_inserted);
1819}
835c219c 1820#endif // HAVE_CDROM
1821
003cfc63 1822#if defined(__QNX__) || defined(_WIN32)
41294f4d 1823/* Blackberry QNX doesn't have strcasestr */
1824
1825/*
1826 * Find the first occurrence of find in s, ignore case.
1827 */
1828char *
7a8d521f 1829strcasestr(const char *s, const char *find)
1830{
1831 char c, sc;
1832 size_t len;
1833
1834 if ((c = *find++) != 0)
1835 {
1836 c = tolower((unsigned char)c);
1837 len = strlen(find);
1838 do
1839 {
1840 do
1841 {
1842 if ((sc = *s++) == 0)
1843 return (NULL);
1844 } while ((char)tolower((unsigned char)sc) != c);
1845 } while (strncasecmp(s, find, len) != 0);
1846 s--;
1847 }
1848 return ((char *)s);
41294f4d 1849}
1850#endif
1851
7a8d521f 1852static void set_retro_memmap(void)
1853{
1854#ifndef NDEBUG
1855 struct retro_memory_map retromap = { 0 };
1856 struct retro_memory_descriptor mmap = {
1857 0, psxM, 0, 0, 0, 0, 0x200000
1858 };
1859
1860 retromap.descriptors = &mmap;
1861 retromap.num_descriptors = 1;
1862
1863 environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &retromap);
1864#endif
1865}
1866
f3746eea 1867static void show_notification(const char *msg_str,
1868 unsigned duration_ms, unsigned priority)
1869{
1870 if (msg_interface_version >= 1)
1871 {
1872 struct retro_message_ext msg = {
1873 msg_str,
1874 duration_ms,
1875 3,
1876 RETRO_LOG_WARN,
1877 RETRO_MESSAGE_TARGET_ALL,
1878 RETRO_MESSAGE_TYPE_NOTIFICATION,
1879 -1
1880 };
1881 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
1882 }
1883 else
1884 {
1885 struct retro_message msg = {
1886 msg_str,
1887 180
1888 };
1889 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
1890 }
1891}
1892
7a8d521f 1893static void retro_audio_buff_status_cb(
1894 bool active, unsigned occupancy, bool underrun_likely)
1895{
1896 retro_audio_buff_active = active;
1897 retro_audio_buff_occupancy = occupancy;
1898 retro_audio_buff_underrun = underrun_likely;
1899}
1900
1901static void retro_set_audio_buff_status_cb(void)
1902{
1903 if (frameskip_type == FRAMESKIP_NONE)
1904 {
1905 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1906 retro_audio_latency = 0;
1907 }
1908 else
1909 {
1910 bool calculate_audio_latency = true;
1911
1912 if (frameskip_type == FRAMESKIP_FIXED_INTERVAL)
1913 environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK, NULL);
1914 else
1915 {
1916 struct retro_audio_buffer_status_callback buf_status_cb;
1917 buf_status_cb.callback = retro_audio_buff_status_cb;
1918 if (!environ_cb(RETRO_ENVIRONMENT_SET_AUDIO_BUFFER_STATUS_CALLBACK,
1919 &buf_status_cb))
1920 {
1921 retro_audio_buff_active = false;
1922 retro_audio_buff_occupancy = 0;
1923 retro_audio_buff_underrun = false;
1924 retro_audio_latency = 0;
1925 calculate_audio_latency = false;
1926 }
1927 }
1928
1929 if (calculate_audio_latency)
1930 {
1931 /* Frameskip is enabled - increase frontend
1932 * audio latency to minimise potential
1933 * buffer underruns */
1934 uint32_t frame_time_usec = 1000000.0 / (is_pal_mode ? 50.0 : 60.0);
1935
1936 /* Set latency to 6x current frame time... */
1937 retro_audio_latency = (unsigned)(6 * frame_time_usec / 1000);
1938
1939 /* ...then round up to nearest multiple of 32 */
1940 retro_audio_latency = (retro_audio_latency + 0x1F) & ~0x1F;
1941 }
1942 }
1943
1944 update_audio_latency = true;
1945 frameskip_counter = 0;
1946}
1947
1948static void update_variables(bool in_flight);
38c2028e 1949bool retro_load_game(const struct retro_game_info *info)
1950{
7a8d521f 1951 size_t i;
1952 unsigned int cd_index = 0;
1953 bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
8cddf575 1954 bool is_exe = (strcasestr(info->path, ".exe") != NULL);
1955 int ret;
9fba39a9 1956
e3f8313f 1957 struct retro_input_descriptor desc[] = {
7a8d521f 1958#define JOYP(port) \
1959 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
1960 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
1961 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
1962 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
1963 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
1964 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
1965 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
1966 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
1967 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
1968 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
1969 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
1970 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
1971 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
1972 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
1973 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
1974 { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
1975 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
1976 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
1977 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
1978 { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" }, \
1979 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_TRIGGER, "Gun Trigger" }, \
1980 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_RELOAD, "Gun Reload" }, \
1981 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A, "Gun Aux A" }, \
d6a231b7
S		 1982 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B, "Gun Aux B" }, \
1983 { port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_START, "Gun Start" },
7a8d521f 1984
1985 JOYP(0)
1986 JOYP(1)
1987 JOYP(2)
1988 JOYP(3)
1989 JOYP(4)
1990 JOYP(5)
1991 JOYP(6)
1992 JOYP(7)
e3f8313f 1993
1994 { 0 },
1995 };
1996
7a8d521f 1997 frame_count = 0;
1998
e3f8313f 1999 environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
2000
46aa5b98 2001#ifdef FRONTEND_SUPPORTS_RGB565
7a8d521f 2002 enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
2003 if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
2004 {
2005 SysPrintf("RGB565 supported, using it\n");
2006 }
46aa5b98 2007#endif
c19aba43 2008
7a8d521f 2009 if (info == NULL || info->path == NULL)
2010 {
0709d254 2011 LogErr("info->path required\n");
7a8d521f 2012 return false;
2013 }
23ea11bd 2014
7a8d521f 2015 update_variables(false);
38c2028e 2016
7a8d521f 2017 if (plugins_opened)
2018 {
2019 ClosePlugins();
2020 plugins_opened = 0;
2021 }
23ea11bd 2022
7a8d521f 2023 disk_init();
9fba39a9 2024
7a8d521f 2025 extract_directory(base_dir, info->path, sizeof(base_dir));
23ea11bd 2026
7a8d521f 2027 if (is_m3u)
2028 {
2029 if (!read_m3u(info->path))
2030 {
0709d254 2031 LogErr("failed to read m3u file\n");
7a8d521f 2032 return false;
2033 }
2034 }
2035 else
2036 {
2037 char disk_label[PATH_MAX];
2038 disk_label[0] = '\0';
38c2028e 2039
7a8d521f 2040 disk_count = 1;
2041 disks[0].fname = strdup(info->path);
38c2028e 2042
7a8d521f 2043 get_disk_label(disk_label, info->path, PATH_MAX);
2044 disks[0].flabel = strdup(disk_label);
2045 }
38c2028e 2046
7a8d521f 2047 /* If this is an M3U file, attempt to set the
2048 * initial disk image */
2049 if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
2050 {
2051 const char *fname = disks[disk_initial_index].fname;
38c2028e 2052
7a8d521f 2053 if (fname && (*fname != '\0'))
2054 if (strcmp(disk_initial_path, fname) == 0)
2055 cd_index = disk_initial_index;
2056 }
38c2028e 2057
7a8d521f 2058 set_cd_image(disks[cd_index].fname);
2059 disk_current_index = cd_index;
38c2028e 2060
7a8d521f 2061 /* have to reload after set_cd_image for correct cdr plugin */
2062 if (LoadPlugins() == -1)
2063 {
0709d254 2064 LogErr("failed to load plugins\n");
7a8d521f 2065 return false;
2066 }
835c219c 2067 if (!strncmp(info->path, "cdrom:", 6))
2068 {
2069#ifdef HAVE_CDROM
2070 CDR_open = rcdrom_open;
2071 CDR_close = rcdrom_close;
2072 CDR_getTN = rcdrom_getTN;
2073 CDR_getTD = rcdrom_getTD;
2074 CDR_readTrack = rcdrom_readTrack;
2075 CDR_getBuffer = rcdrom_getBuffer;
2076 CDR_getBufferSub = rcdrom_getBufferSub;
2077 CDR_getStatus = rcdrom_getStatus;
2078 CDR_readCDDA = rcdrom_readCDDA;
e0216409 2079 CDR_prefetch = rcdrom_prefetch;
2080#elif !defined(USE_LIBRETRO_VFS)
835c219c 2081 ReleasePlugins();
2082 LogErr("%s\n", "Physical CD-ROM support is not compiled in.");
2083 show_notification("Physical CD-ROM support is not compiled in.", 6000, 3);
2084 return false;
2085#endif
2086 }
38c2028e 2087
7a8d521f 2088 plugins_opened = 1;
2089 NetOpened = 0;
38c2028e 2090
7a8d521f 2091 if (OpenPlugins() == -1)
2092 {
0709d254 2093 LogErr("failed to open plugins\n");
7a8d521f 2094 return false;
2095 }
23ea11bd 2096
7a8d521f 2097 /* Handle multi-disk images (i.e. PBP)
2098 * > Cannot do this until after OpenPlugins() is
2099 * called (since this sets the value of
2100 * cdrIsoMultidiskCount) */
2101 if (!is_m3u && (cdrIsoMultidiskCount > 1))
2102 {
2103 disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
38c2028e 2104
7a8d521f 2105 /* Small annoyance: We need to change the label
2106 * of disk 0, so have to clear existing entries */
2107 if (disks[0].fname != NULL)
2108 free(disks[0].fname);
2109 disks[0].fname = NULL;
38c2028e 2110
7a8d521f 2111 if (disks[0].flabel != NULL)
2112 free(disks[0].flabel);
2113 disks[0].flabel = NULL;
2114
2115 for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
2116 {
2117 char disk_name[PATH_MAX - 16] = { 0 };
2118 char disk_label[PATH_MAX] = { 0 };
2119
2120 disks[i].fname = strdup(info->path);
2121
2122 get_disk_label(disk_name, info->path, sizeof(disk_name));
2123 snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
2124 disks[i].flabel = strdup(disk_label);
2125
2126 disks[i].internal_index = i;
2127 }
2128
2129 /* This is not an M3U file, so initial disk
2130 * image has not yet been set - attempt to
2131 * do so now */
2132 if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
2133 {
2134 const char *fname = disks[disk_initial_index].fname;
2135
2136 if (fname && (*fname != '\0'))
2137 if (strcmp(disk_initial_path, fname) == 0)
2138 cd_index = disk_initial_index;
2139 }
2140
2141 if (cd_index > 0)
2142 {
2143 CdromId[0] = '\0';
2144 CdromLabel[0] = '\0';
2145
2146 cdrIsoMultidiskSelect = disks[cd_index].internal_index;
2147 disk_current_index = cd_index;
2148 set_cd_image(disks[cd_index].fname);
2149
2150 if (ReloadCdromPlugin() < 0)
2151 {
0709d254 2152 LogErr("failed to reload cdr plugins\n");
7a8d521f 2153 return false;
2154 }
2155 if (CDR_open() < 0)
2156 {
0709d254 2157 LogErr("failed to open cdr plugin\n");
7a8d521f 2158 return false;
2159 }
2160 }
2161 }
2162
2163 /* set ports to use "standard controller" initially */
2164 for (i = 0; i < 8; ++i)
2165 in_type[i] = PSE_PAD_TYPE_STANDARD;
2166
2167 plugin_call_rearmed_cbs();
2168 /* dfinput_activate(); */
2169
8cddf575 2170 if (!is_exe && CheckCdrom() == -1)
7a8d521f 2171 {
0709d254 2172 LogErr("unsupported/invalid CD image: %s\n", info->path);
7a8d521f 2173 return false;
2174 }
2175
2176 SysReset();
2177
8cddf575 2178 if (is_exe)
2179 ret = Load(info->path);
2180 else
2181 ret = LoadCdrom();
2182 if (ret != 0)
7a8d521f 2183 {
0709d254 2184 LogErr("could not load %s (%d)\n", is_exe ? "exe" : "CD", ret);
7a8d521f 2185 return false;
2186 }
2187 emu_on_new_cd(0);
2188
2189 set_retro_memmap();
2190 retro_set_audio_buff_status_cb();
2191
f3746eea 2192 if (check_unsatisfied_libcrypt())
2193 show_notification("LibCrypt protected game with missing SBI detected", 3000, 3);
2194
7a8d521f 2195 return true;
38c2028e 2196}
2197
2198unsigned retro_get_region(void)
2199{
7a8d521f 2200 return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
38c2028e 2201}
2202
2203void *retro_get_memory_data(unsigned id)
2204{
7a8d521f 2205 if (id == RETRO_MEMORY_SAVE_RAM)
2206 return Mcd1Data;
2207 else if (id == RETRO_MEMORY_SYSTEM_RAM)
2208 return psxM;
2209 else
2210 return NULL;
38c2028e 2211}
2212
2213size_t retro_get_memory_size(unsigned id)
2214{
7a8d521f 2215 if (id == RETRO_MEMORY_SAVE_RAM)
2216 return MCD_SIZE;
2217 else if (id == RETRO_MEMORY_SYSTEM_RAM)
2218 return 0x200000;
2219 else
2220 return 0;
38c2028e 2221}
2222
2223void retro_reset(void)
2224{
7a8d521f 2225 //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
2226 rebootemu = 1;
2227 //SysReset();
38c2028e 2228}
2229
2230static const unsigned short retro_psx_map[] = {
7a8d521f 2231 [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
2232 [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
2233 [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
2234 [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
2235 [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
2236 [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
2237 [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
2238 [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
2239 [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
2240 [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
2241 [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
2242 [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
2243 [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
2244 [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
2245 [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
2246 [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
38c2028e 2247};
2248#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
2249
d6a231b7 2250//Percentage distance of screen to adjust for Guncon
7a8d521f 2251static int GunconAdjustX = 0;
2252static int GunconAdjustY = 0;
2253
d6a231b7 2254//Used when out by a percentage with Guncon
7a8d521f 2255static float GunconAdjustRatioX = 1;
2256static float GunconAdjustRatioY = 1;
2257
805fe9bc 2258static void update_variables(bool in_flight)
e268a47e 2259{
e268a47e 2260 struct retro_variable var;
7a8d521f 2261#ifdef GPU_PEOPS
2262 // Always enable GPU_PEOPS_OLD_FRAME_SKIP flag
2263 // (this is set in standalone, with no option
2264 // to change it)
2265 int gpu_peops_fix = GPU_PEOPS_OLD_FRAME_SKIP;
2266#endif
2267 frameskip_type_t prev_frameskip_type;
2268
2269 var.value = NULL;
2270 var.key = "pcsx_rearmed_frameskip_type";
2271
2272 prev_frameskip_type = frameskip_type;
2273 frameskip_type = FRAMESKIP_NONE;
2274 pl_rearmed_cbs.frameskip = 0;
2275
2276 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2277 {
2278 if (strcmp(var.value, "auto") == 0)
2279 frameskip_type = FRAMESKIP_AUTO;
2280 if (strcmp(var.value, "auto_threshold") == 0)
2281 frameskip_type = FRAMESKIP_AUTO_THRESHOLD;
2282 if (strcmp(var.value, "fixed_interval") == 0)
2283 frameskip_type = FRAMESKIP_FIXED_INTERVAL;
2284 }
2285
2286 if (frameskip_type != 0)
2287 pl_rearmed_cbs.frameskip = -1;
7d68d030 2288
e268a47e 2289 var.value = NULL;
7a8d521f 2290 var.key = "pcsx_rearmed_frameskip_threshold";
2291 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2292 {
2293 frameskip_threshold = strtol(var.value, NULL, 10);
2294 }
e268a47e 2295
7a8d521f 2296 var.value = NULL;
2297 var.key = "pcsx_rearmed_frameskip_interval";
2298 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2299 {
2300 frameskip_interval = strtol(var.value, NULL, 10);
2301 }
9f5a28d9 2302
2303 var.value = NULL;
4e477065 2304 var.key = "pcsx_rearmed_region";
7a8d521f 2305 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 2306 {
2307 Config.PsxAuto = 0;
7a8d521f 2308 if (strcmp(var.value, "auto") == 0)
9f5a28d9 2309 Config.PsxAuto = 1;
2310 else if (strcmp(var.value, "NTSC") == 0)
2311 Config.PsxType = 0;
2312 else if (strcmp(var.value, "PAL") == 0)
2313 Config.PsxType = 1;
2314 }
4615b075 2315
7a8d521f 2316 update_multitap();
2317
4615b075 2318 var.value = NULL;
7a8d521f 2319 var.key = "pcsx_rearmed_negcon_deadzone";
2320 negcon_deadzone = 0;
2321 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2322 {
2323 negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
2324 }
4615b075 2325
7a8d521f 2326 var.value = NULL;
2327 var.key = "pcsx_rearmed_negcon_response";
2328 negcon_linearity = 1;
2329 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
4615b075 2330 {
7a8d521f 2331 if (strcmp(var.value, "quadratic") == 0)
2332 {
2333 negcon_linearity = 2;
2334 }
2335 else if (strcmp(var.value, "cubic") == 0)
2336 {
2337 negcon_linearity = 3;
2338 }
2339 }
2340
2341 var.value = NULL;
2342 var.key = "pcsx_rearmed_analog_axis_modifier";
2343 axis_bounds_modifier = true;
2344 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2345 {
2346 if (strcmp(var.value, "square") == 0)
2347 {
2348 axis_bounds_modifier = true;
2349 }
2350 else if (strcmp(var.value, "circle") == 0)
2351 {
2352 axis_bounds_modifier = false;
2353 }
2354 }
2355
2356 var.value = NULL;
2357 var.key = "pcsx_rearmed_vibration";
2358
2359 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2360 {
2361 if (strcmp(var.value, "disabled") == 0)
2362 in_enable_vibration = 0;
2363 else if (strcmp(var.value, "enabled") == 0)
2364 in_enable_vibration = 1;
4615b075 2365 }
2366
e5241564 2367 var.value = NULL;
a3d87cd7 2368 var.key = "pcsx_rearmed_analog_combo";
e5241564 2369
2370 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2371 {
a3d87cd7 2372 if (strcmp(var.value, "l1+r1+select") == 0)
2373 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2374 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_SELECT);
2375 else if (strcmp(var.value, "l1+r1+start") == 0)
2376 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2377 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_START);
2378 else if (strcmp(var.value, "l1+r1+l3") == 0)
2379 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2380 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_L3);
2381 else if (strcmp(var.value, "l1+r1+r3") == 0)
2382 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L) |
2383 (1 << RETRO_DEVICE_ID_JOYPAD_R) | (1 << RETRO_DEVICE_ID_JOYPAD_R3);
2384 else if (strcmp(var.value, "l3+r3") == 0)
2385 in_dualshock_analog_combo = (1 << RETRO_DEVICE_ID_JOYPAD_L3) |
2386 (1 << RETRO_DEVICE_ID_JOYPAD_R3);
2387 else
2388 in_dualshock_analog_combo = 0;
e5241564 2389 }
2390
4e477065 2391 var.value = NULL;
7a8d521f 2392 var.key = "pcsx_rearmed_dithering";
4e477065 2393
7a8d521f 2394 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
4e477065 2395 {
7a8d521f 2396 if (strcmp(var.value, "disabled") == 0)
2397 {
2398 pl_rearmed_cbs.gpu_peops.iUseDither = 0;
2399 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
2400 pl_rearmed_cbs.gpu_unai.dithering = 0;
2401#ifdef GPU_NEON
2402 pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
2403#endif
2404 }
2405 else if (strcmp(var.value, "enabled") == 0)
2406 {
2407 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
2408 pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
2409 pl_rearmed_cbs.gpu_unai.dithering = 1;
2410#ifdef GPU_NEON
2411 pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
2412#endif
2413 }
4e477065 2414 }
2415
7a8d521f 2416#ifdef GPU_NEON
2417 var.value = NULL;
fdcde643 2418 var.key = "pcsx_rearmed_neon_interlace_enable_v2";
9f5a28d9 2419
7a8d521f 2420 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
9f5a28d9 2421 {
2422 if (strcmp(var.value, "disabled") == 0)
2423 pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
2424 else if (strcmp(var.value, "enabled") == 0)
2425 pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
fdcde643 2426 else // auto
2427 pl_rearmed_cbs.gpu_neon.allow_interlace = 2;
9f5a28d9 2428 }
2429
7d68d030 2430 var.value = NULL;
55e5626b 2431 var.key = "pcsx_rearmed_neon_enhancement_enable";
7d68d030 2432
7a8d521f 2433 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
7d68d030 2434 {
2435 if (strcmp(var.value, "disabled") == 0)
2436 pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
2437 else if (strcmp(var.value, "enabled") == 0)
2438 pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
2439 }
354329fa 2440
2441 var.value = NULL;
55e5626b 2442 var.key = "pcsx_rearmed_neon_enhancement_no_main";
354329fa 2443
7a8d521f 2444 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
354329fa 2445 {
6ab6ab97 2446 if (strcmp(var.value, "enabled") == 0)
354329fa 2447 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
6ab6ab97 2448 else
2449 pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
2450 }
2451
2452 var.value = NULL;
2453 var.key = "pcsx_rearmed_neon_enhancement_tex_adj";
2454
2455 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2456 {
2457 if (strcmp(var.value, "enabled") == 0)
2458 pl_rearmed_cbs.gpu_neon.enhancement_tex_adj = 1;
2459 else
2460 pl_rearmed_cbs.gpu_neon.enhancement_tex_adj = 0;
354329fa 2461 }
094ec204 2462#endif
0e5a7b7d 2463
7a8d521f 2464 var.value = NULL;
2465 var.key = "pcsx_rearmed_display_internal_fps";
2466
2467 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2468 {
2469 if (strcmp(var.value, "disabled") == 0)
2470 display_internal_fps = false;
2471 else if (strcmp(var.value, "enabled") == 0)
2472 display_internal_fps = true;
2473 }
2474
e0216409 2475#ifdef HAVE_CDROM
2476 var.value = NULL;
2477 var.key = "pcsx_rearmed_phys_cd_readahead";
2478 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2479 {
2480 long newval = strtol(var.value, NULL, 10);
2481 bool changed = rcdrom.buf_cnt != newval;
2482 if (rcdrom.h && changed)
2483 rcdrom_stop_thread();
2484 rcdrom.buf_cnt = newval;
2485 if (rcdrom.h && changed) {
2486 rcdrom_start_thread();
2487 if (rcdrom.cond && rcdrom.prefetch_lba) {
2488 rcdrom.do_prefetch = 1;
2489 scond_signal(rcdrom.cond);
2490 }
2491 }
2492 }
2493#endif
2494
7a8d521f 2495 //
2496 // CPU emulation related config
48f615ba 2497#ifndef DRC_DISABLE
2498 var.value = NULL;
4e477065 2499 var.key = "pcsx_rearmed_drc";
48f615ba 2500
7a8d521f 2501 if (!environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var))
2502 var.value = "enabled";
2503
48f615ba 2504 {
2505 R3000Acpu *prev_cpu = psxCpu;
2506
7a8d521f 2507#ifdef _3DS
2508 if (!__ctr_svchax)
2509 Config.Cpu = CPU_INTERPRETER;
2510 else
2511#endif
1da9b9ae 2512 if (strcmp(var.value, "disabled") == 0)
48f615ba 2513 Config.Cpu = CPU_INTERPRETER;
2514 else if (strcmp(var.value, "enabled") == 0)
2515 Config.Cpu = CPU_DYNAREC;
2516
2517 psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
7a8d521f 2518 if (psxCpu != prev_cpu)
2519 {
980f7a58 2520 prev_cpu->Notify(R3000ACPU_NOTIFY_BEFORE_SAVE, NULL);
48f615ba 2521 prev_cpu->Shutdown();
2522 psxCpu->Init();
980f7a58 2523 psxCpu->Reset();
2524 psxCpu->Notify(R3000ACPU_NOTIFY_AFTER_LOAD, NULL);
48f615ba 2525 }
2526 }
7a8d521f 2527#endif /* !DRC_DISABLE */
2528
2529 var.value = NULL;
2530 var.key = "pcsx_rearmed_psxclock";
2531 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2532 {
2533 int psxclock = atoi(var.value);
2534 Config.cycle_multiplier = 10000 / psxclock;
2535 }
2536
2537#if !defined(DRC_DISABLE) && !defined(LIGHTREC)
2538 var.value = NULL;
2539 var.key = "pcsx_rearmed_nosmccheck";
2540 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2541 {
2542 if (strcmp(var.value, "enabled") == 0)
2543 new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
2544 else
2545 new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
2546 }
2547
2548 var.value = NULL;
2549 var.key = "pcsx_rearmed_gteregsunneeded";
2550 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2551 {
2552 if (strcmp(var.value, "enabled") == 0)
2553 new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
2554 else
2555 new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
2556 }
2557
2558 var.value = NULL;
2559 var.key = "pcsx_rearmed_nogteflags";
2560 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2561 {
2562 if (strcmp(var.value, "enabled") == 0)
2563 new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
2564 else
2565 new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
2566 }
2567
2568 var.value = NULL;
2569 var.key = "pcsx_rearmed_nocompathacks";
2570 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2571 {
2572 if (strcmp(var.value, "enabled") == 0)
2573 new_dynarec_hacks |= NDHACK_NO_COMPAT_HACKS;
2574 else
2575 new_dynarec_hacks &= ~NDHACK_NO_COMPAT_HACKS;
2576 }
2577#endif /* !DRC_DISABLE && !LIGHTREC */
2578
2579 var.value = NULL;
2580 var.key = "pcsx_rearmed_nostalls";
2581 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2582 {
2583 if (strcmp(var.value, "enabled") == 0)
2584 Config.DisableStalls = 1;
2585 else
2586 Config.DisableStalls = 0;
2587 }
2588
2589 var.value = NULL;
2590 var.key = "pcsx_rearmed_icache_emulation";
2591 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2592 {
2593 if (strcmp(var.value, "disabled") == 0)
2594 Config.icache_emulation = 0;
2595 else if (strcmp(var.value, "enabled") == 0)
2596 Config.icache_emulation = 1;
2597 }
2598
bc7c5acb 2599 var.value = NULL;
2600 var.key = "pcsx_rearmed_exception_emulation";
2601 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2602 {
2603 if (strcmp(var.value, "enabled") == 0)
2604 Config.PreciseExceptions = 1;
2605 else
2606 Config.PreciseExceptions = 0;
2607 }
2608
32631e6a 2609 psxCpu->ApplyConfig();
805fe9bc 2610
7a8d521f 2611 // end of CPU emu config
2612 //
2613
2614 var.value = NULL;
01394a7f 2615 var.key = "pcsx_rearmed_spu_reverb";
2616
7a8d521f 2617 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 2618 {
7a8d521f 2619 if (strcmp(var.value, "disabled") == 0)
01394a7f 2620 spu_config.iUseReverb = false;
7a8d521f 2621 else if (strcmp(var.value, "enabled") == 0)
01394a7f 2622 spu_config.iUseReverb = true;
2623 }
2624
7a8d521f 2625 var.value = NULL;
01394a7f 2626 var.key = "pcsx_rearmed_spu_interpolation";
2627
7a8d521f 2628 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
01394a7f 2629 {
2630 if (strcmp(var.value, "simple") == 0)
2631 spu_config.iUseInterpolation = 1;
2632 else if (strcmp(var.value, "gaussian") == 0)
2633 spu_config.iUseInterpolation = 2;
2634 else if (strcmp(var.value, "cubic") == 0)
2635 spu_config.iUseInterpolation = 3;
2636 else if (strcmp(var.value, "off") == 0)
2637 spu_config.iUseInterpolation = 0;
2638 }
2639
efbe0f77 2640#if P_HAVE_PTHREAD
16809ab9 2641 var.value = NULL;
2642 var.key = "pcsx_rearmed_spu_thread";
2643 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2644 {
2645 if (strcmp(var.value, "enabled") == 0)
2646 spu_config.iUseThread = 1;
2647 else
2648 spu_config.iUseThread = 0;
2649 }
efbe0f77 2650#endif
16809ab9 2651
606bece1 2652#if 0 // currently disabled, see USE_READ_THREAD in libpcsxcore/cdriso.c
9165d434 2653 if (P_HAVE_PTHREAD) {
f28d12a7
PC		 2654 var.value = NULL;
2655 var.key = "pcsx_rearmed_async_cd";
2656 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2657 {
2658 if (strcmp(var.value, "async") == 0)
2659 {
2660 Config.AsyncCD = 1;
2661 Config.CHD_Precache = 0;
2662 }
2663 else if (strcmp(var.value, "sync") == 0)
2664 {
2665 Config.AsyncCD = 0;
2666 Config.CHD_Precache = 0;
2667 }
2668 else if (strcmp(var.value, "precache") == 0)
2669 {
2670 Config.AsyncCD = 0;
2671 Config.CHD_Precache = 1;
2672 }
2673 }
7a8d521f 2674 }
606bece1 2675#endif
7a8d521f 2676
2677 var.value = NULL;
2678 var.key = "pcsx_rearmed_noxadecoding";
2679 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2680 {
2681 if (strcmp(var.value, "disabled") == 0)
2682 Config.Xa = 1;
2683 else
2684 Config.Xa = 0;
2685 }
2686
2687 var.value = NULL;
2688 var.key = "pcsx_rearmed_nocdaudio";
2689 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2690 {
2691 if (strcmp(var.value, "disabled") == 0)
2692 Config.Cdda = 1;
2693 else
2694 Config.Cdda = 0;
2695 }
2696
8c84ba5f 2697 var.value = NULL;
2698 var.key = "pcsx_rearmed_gpu_slow_llists";
2699 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2700 {
2701 if (strcmp(var.value, "disabled") == 0)
308c6e67 2702 Config.GpuListWalking = 0;
8c84ba5f 2703 else if (strcmp(var.value, "enabled") == 0)
308c6e67 2704 Config.GpuListWalking = 1;
8c84ba5f 2705 else // auto
308c6e67 2706 Config.GpuListWalking = -1;
2707 }
2708
2709 var.value = NULL;
2710 var.key = "pcsx_rearmed_screen_centering";
2711 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2712 {
2713 if (strcmp(var.value, "game") == 0)
2714 pl_rearmed_cbs.screen_centering_type = 1;
44e76f8a 2715 else if (strcmp(var.value, "borderless") == 0)
308c6e67 2716 pl_rearmed_cbs.screen_centering_type = 2;
44e76f8a 2717 else if (strcmp(var.value, "manual") == 0)
2718 pl_rearmed_cbs.screen_centering_type = 3;
308c6e67 2719 else // auto
2720 pl_rearmed_cbs.screen_centering_type = 0;
2721 }
2722
2723 var.value = NULL;
2724 var.key = "pcsx_rearmed_screen_centering_x";
2725 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2726 {
2727 pl_rearmed_cbs.screen_centering_x = atoi(var.value);
2728 }
2729
2730 var.value = NULL;
2731 var.key = "pcsx_rearmed_screen_centering_y";
2732 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2733 {
2734 pl_rearmed_cbs.screen_centering_y = atoi(var.value);
8c84ba5f 2735 }
2736
7a8d521f 2737#ifdef THREAD_RENDERING
2738 var.key = "pcsx_rearmed_gpu_thread_rendering";
2739 var.value = NULL;
2740
2741 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2742 {
2743 if (strcmp(var.value, "disabled") == 0)
2744 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
2745 else if (strcmp(var.value, "sync") == 0)
2746 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
2747 else if (strcmp(var.value, "async") == 0)
2748 pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
2749 }
2750#endif
2751
2752#ifdef GPU_PEOPS
2753 var.value = NULL;
2754 var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
2755
2756 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2757 {
2758 if (strcmp(var.value, "enabled") == 0)
2759 gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
2760 }
2761
2762 var.value = NULL;
2763 var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
2764
2765 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2766 {
2767 if (strcmp(var.value, "enabled") == 0)
2768 gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
2769 }
2770
2771 var.value = NULL;
2772 var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
2773
2774 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2775 {
2776 if (strcmp(var.value, "enabled") == 0)
2777 gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
2778 }
2779
2780 var.value = NULL;
2781 var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
2782
2783 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2784 {
2785 if (strcmp(var.value, "enabled") == 0)
2786 gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
2787 }
2788
2789 var.value = NULL;
2790 var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
2791
2792 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2793 {
2794 if (strcmp(var.value, "enabled") == 0)
2795 gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
2796 }
2797
2798 var.value = NULL;
2799 var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
2800
2801 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2802 {
2803 if (strcmp(var.value, "enabled") == 0)
2804 gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
2805 }
2806
2807 var.value = NULL;
2808 var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
2809
2810 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2811 {
2812 if (strcmp(var.value, "enabled") == 0)
2813 gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
2814 }
2815
2816 var.value = NULL;
2817 var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
2818
2819 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2820 {
2821 if (strcmp(var.value, "enabled") == 0)
2822 gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
2823 }
2824
2825 if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
2826 pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
2827#endif
2828
2829#ifdef GPU_UNAI
2830 /* Note: This used to be an option, but it only works
2831 * (correctly) when running high resolution games
2832 * (480i, 512i) and has been obsoleted by
2833 * pcsx_rearmed_gpu_unai_scale_hires */
2834 pl_rearmed_cbs.gpu_unai.ilace_force = 0;
2835 /* Note: This used to be an option, but it has no
2836 * discernable effect and has been obsoleted by
2837 * pcsx_rearmed_gpu_unai_scale_hires */
2838 pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
2839
2840 var.key = "pcsx_rearmed_gpu_unai_lighting";
2841 var.value = NULL;
2842
2843 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2844 {
2845 if (strcmp(var.value, "disabled") == 0)
2846 pl_rearmed_cbs.gpu_unai.lighting = 0;
2847 else if (strcmp(var.value, "enabled") == 0)
2848 pl_rearmed_cbs.gpu_unai.lighting = 1;
2849 }
2850
2851 var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
2852 var.value = NULL;
2853
2854 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2855 {
2856 if (strcmp(var.value, "disabled") == 0)
2857 pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
2858 else if (strcmp(var.value, "enabled") == 0)
2859 pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
2860 }
2861
2862 var.key = "pcsx_rearmed_gpu_unai_blending";
2863 var.value = NULL;
2864
2865 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2866 {
2867 if (strcmp(var.value, "disabled") == 0)
2868 pl_rearmed_cbs.gpu_unai.blending = 0;
2869 else if (strcmp(var.value, "enabled") == 0)
2870 pl_rearmed_cbs.gpu_unai.blending = 1;
2871 }
2872
2873 var.key = "pcsx_rearmed_gpu_unai_scale_hires";
2874 var.value = NULL;
2875
2876 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2877 {
2878 if (strcmp(var.value, "disabled") == 0)
2879 pl_rearmed_cbs.gpu_unai.scale_hires = 0;
2880 else if (strcmp(var.value, "enabled") == 0)
2881 pl_rearmed_cbs.gpu_unai.scale_hires = 1;
2882 }
2883#endif // GPU_UNAI
2884
d6a231b7
S		 2885 var.value = NULL;
2886 var.key = "pcsx_rearmed_crosshair1";
2887
2888 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2889 {
2890 if (strcmp(var.value, "disabled") == 0)
2891 in_enable_crosshair[0] = 0;
2892 else if (strcmp(var.value, "blue") == 0)
2893 in_enable_crosshair[0] = 0x1F;
2894 else if (strcmp(var.value, "green") == 0)
2895 in_enable_crosshair[0] = 0x7E0;
2896 else if (strcmp(var.value, "red") == 0)
2897 in_enable_crosshair[0] = 0xF800;
2898 else if (strcmp(var.value, "white") == 0)
2899 in_enable_crosshair[0] = 0xFFFF;
2900 }
2901
2902 var.value = NULL;
2903 var.key = "pcsx_rearmed_crosshair2";
2904
2905 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2906 {
2907 if (strcmp(var.value, "disabled") == 0)
2908 in_enable_crosshair[1] = 0;
2909 else if (strcmp(var.value, "blue") == 0)
2910 in_enable_crosshair[1] = 0x1F;
2911 else if (strcmp(var.value, "green") == 0)
2912 in_enable_crosshair[1] = 0x7E0;
2913 else if (strcmp(var.value, "red") == 0)
2914 in_enable_crosshair[1] = 0xF800;
2915 else if (strcmp(var.value, "white") == 0)
2916 in_enable_crosshair[1] = 0xFFFF;
2917 }
2918
7a8d521f 2919 //This adjustment process gives the user the ability to manually align the mouse up better
2920 //with where the shots are in the emulator.
2921
d6a231b7
S		 2922 var.value = NULL;
2923 var.key = "pcsx_rearmed_konamigunadjustx";
2924
2925 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2926 {
2927 KonamiGunAdjustX = atof(var.value) / 100.0f;
2928 }
2929
2930 var.value = NULL;
2931 var.key = "pcsx_rearmed_konamigunadjusty";
2932
2933 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2934 {
2935 KonamiGunAdjustY = atof(var.value) / 100.0f;
2936 }
2937
7a8d521f 2938 var.value = NULL;
2939 var.key = "pcsx_rearmed_gunconadjustx";
2940
2941 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2942 {
2943 GunconAdjustX = atoi(var.value);
2944 }
2945
2946 var.value = NULL;
2947 var.key = "pcsx_rearmed_gunconadjusty";
2948
2949 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2950 {
2951 GunconAdjustY = atoi(var.value);
2952 }
2953
2954 var.value = NULL;
2955 var.key = "pcsx_rearmed_gunconadjustratiox";
2956
2957 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2958 {
2959 GunconAdjustRatioX = atof(var.value);
2960 }
2961
2962 var.value = NULL;
2963 var.key = "pcsx_rearmed_gunconadjustratioy";
2964
2965 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2966 {
2967 GunconAdjustRatioY = atof(var.value);
2968 }
2969
2970 var.value = NULL;
2971 var.key = "pcsx_rearmed_input_sensitivity";
2972 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2973 {
2974 mouse_sensitivity = atof(var.value);
2975 }
2976
606bece1 2977 if (found_bios)
2978 {
2979 var.value = NULL;
2980 var.key = "pcsx_rearmed_show_bios_bootlogo";
2981 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
2982 {
2983 Config.SlowBoot = 0;
2984 if (strcmp(var.value, "enabled") == 0)
2985 Config.SlowBoot = 1;
2986 }
2987 }
2988
7a8d521f 2989 if (in_flight)
2990 {
32ab9e53
TJ		 2991 // inform core things about possible config changes
2992 plugin_call_rearmed_cbs();
805fe9bc 2993
7a8d521f 2994 if (GPU_open != NULL && GPU_close != NULL)
2995 {
32ab9e53
TJ		 2996 GPU_close();
2997 GPU_open(&gpuDisp, "PCSX", NULL);
2998 }
805fe9bc 2999
7a8d521f 3000 /* Reinitialise frameskipping, if required */
3001 if (((frameskip_type != prev_frameskip_type)))
3002 retro_set_audio_buff_status_cb();
3003
3004 /* dfinput_activate(); */
32ab9e53 3005 }
7a8d521f 3006
3007 update_option_visibility();
e268a47e 3008}
3009
7a8d521f 3010// Taken from beetle-psx-libretro
3011static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
38c2028e 3012{
7a8d521f 3013 // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
3014 // feature (or pre-date it) so we need to handle this in a graceful way.
3015
3016 // First, try and get an analog value using the new libretro API constant
3017 uint16_t button = input_state_cb(player_index,
3018 RETRO_DEVICE_ANALOG,
3019 RETRO_DEVICE_INDEX_ANALOG_BUTTON,
3020 id);
3021 button = MIN(button / 128, 255);
38c2028e 3022
7a8d521f 3023 if (button == 0)
3024 {
3025 // If we got exactly zero, we're either not pressing the button, or the front-end
3026 // is not reporting analog values. We need to do a second check using the classic
3027 // digital API method, to at least get some response - better than nothing.
e268a47e 3028
7a8d521f 3029 // NOTE: If we're really just not holding the button, we're still going to get zero.
e268a47e 3030
7a8d521f 3031 button = (ret & (1 << id)) ? 255 : 0;
3032 }
38c2028e 3033
7a8d521f 3034 return button;
3035}
4615b075 3036
7a8d521f 3037unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
3038{
3039 float modifier_axis_range = 0;
3040
3041 if (is_square)
3042 {
3043 modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
3044 if (modifier_axis_range < 0)
3045 {
3046 modifier_axis_range = 0;
3047 }
3048 else if (modifier_axis_range > 255)
3049 {
3050 modifier_axis_range = 255;
3051 }
3052 }
3053 else
3054 {
3055 modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
3056 }
38c2028e 3057
7a8d521f 3058 return modifier_axis_range;
38c2028e 3059}
3060
7a8d521f 3061static void update_input_guncon(int port, int ret)
74ebc05b 3062{
7a8d521f 3063 //ToDo:
7a8d521f 3064 //Separate pointer and lightgun control types
3065
3066 //Mouse range is -32767 -> 32767
3067 //1% is about 655
3068 //Use the left analog stick field to store the absolute coordinates
2db412ad 3069
3070 int gunx = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X);
3071 int guny = input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y);
3072
3073 //Have the Libretro API let /libpcsxcore/plugins.c know when the lightgun is pointed offscreen
3074 //Offscreen value is chosen to be well out of range of any possible scaling done via core options
7a8d521f 3075 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))
3076 {
f6eb0b1c 3077 in_analog_left[port][0] = 65536;
3078 in_analog_left[port][1] = 65536;
7a8d521f 3079 }
3080 else
3081 {
f6eb0b1c 3082 in_analog_left[port][0] = ((gunx * GunconAdjustRatioX) + (GunconAdjustX * 655)) / 64 + 512;
3083 in_analog_left[port][1] = ((guny * GunconAdjustRatioY) + (GunconAdjustY * 655)) / 64 + 512;
7a8d521f 3084 }
3085
3086 //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
74ebc05b 3087
7a8d521f 3088 // Trigger
3089 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))
3090 in_keystate[port] |= (1 << DKEY_CIRCLE);
74ebc05b 3091
7a8d521f 3092 // A
3093 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
3094 in_keystate[port] |= (1 << DKEY_START);
74ebc05b 3095
7a8d521f 3096 // B
3097 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_B))
3098 in_keystate[port] |= (1 << DKEY_CROSS);
3099
3100}
74ebc05b 3101
d6a231b7
S		 3102static void update_input_justifier(int port, int ret)
3103{
3104 //ToDo:
3105 //Separate pointer and lightgun control types
3106
3107 //RetroArch lightgun range is -32767 -> 32767 on both axes (positive Y is down)
3108
3109 //JUSTIFIER has 3 controls, Trigger,Special,Start which equal Square,Cross,Start
3110
3111 // Trigger
3112 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))
3113 in_keystate[port] |= (1 << DKEY_SQUARE);
3114
3115 // Special
3116 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_AUX_A))
3117 in_keystate[port] |= (1 << DKEY_CROSS);
3118
3119 // Start
3120 if (input_state_cb(port, RETRO_DEVICE_LIGHTGUN, 0, RETRO_DEVICE_ID_LIGHTGUN_START))
3121 in_keystate[port] |= (1 << DKEY_START);
3122
3123}
3124
7a8d521f 3125static void update_input_negcon(int port, int ret)
3126{
3127 int lsx;
3128 int rsy;
3129 int negcon_i_rs;
3130 int negcon_ii_rs;
3131 float negcon_twist_amplitude;
3132
3133 // Query digital inputs
3134 //
3135 // > Pad-Up
3136 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
3137 in_keystate[port] |= (1 << DKEY_UP);
3138 // > Pad-Right
3139 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
3140 in_keystate[port] |= (1 << DKEY_RIGHT);
3141 // > Pad-Down
3142 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
3143 in_keystate[port] |= (1 << DKEY_DOWN);
3144 // > Pad-Left
3145 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
3146 in_keystate[port] |= (1 << DKEY_LEFT);
3147 // > Start
3148 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
3149 in_keystate[port] |= (1 << DKEY_START);
3150 // > neGcon A
3151 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
3152 in_keystate[port] |= (1 << DKEY_CIRCLE);
3153 // > neGcon B
3154 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
3155 in_keystate[port] |= (1 << DKEY_TRIANGLE);
3156 // > neGcon R shoulder (digital)
3157 if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
3158 in_keystate[port] |= (1 << DKEY_R1);
3159 // Query analog inputs
3160 //
3161 // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
3162 // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
3163 // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
3164 // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
3165 // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
3166 // So we just have to map in_analog_left/right to more
3167 // appropriate inputs...
3168 //
3169 // > NeGcon twist
3170 // >> Get raw analog stick value and account for deadzone
3171 lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
3172 if (lsx > negcon_deadzone)
3173 lsx = lsx - negcon_deadzone;
3174 else if (lsx < -negcon_deadzone)
3175 lsx = lsx + negcon_deadzone;
3176 else
3177 lsx = 0;
3178 // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
3179 negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
3180 if (negcon_linearity == 2)
3181 {
3182 if (negcon_twist_amplitude < 0.0)
3183 negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
3184 else
3185 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
3186 }
3187 else if (negcon_linearity == 3)
3188 negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
3189 // >> Convert to final 'in_analog' integer value [0,255]
3190 in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
3191 // > NeGcon I + II
3192 // >> Handle right analog stick vertical axis mapping...
3193 // - Up (-Y) == accelerate == neGcon I
3194 // - Down (+Y) == brake == neGcon II
3195 negcon_i_rs = 0;
3196 negcon_ii_rs = 0;
3197 rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
3198 if (rsy >= 0)
3199 {
3200 // Account for deadzone
3201 // (Note: have never encountered a gamepad with significant differences
3202 // in deadzone between left/right analog sticks, so use the regular 'twist'
3203 // deadzone here)
3204 if (rsy > negcon_deadzone)
3205 rsy = rsy - negcon_deadzone;
3206 else
3207 rsy = 0;
3208 // Convert to 'in_analog' integer value [0,255]
3209 negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
3210 }
3211 else
3212 {
3213 if (rsy < -negcon_deadzone)
3214 rsy = -1 * (rsy + negcon_deadzone);
3215 else
3216 rsy = 0;
3217 negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
3218 }
3219 // >> NeGcon I
3220 in_analog_right[port][1] = MAX(
3221 MAX(
3222 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
3223 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
3224 negcon_i_rs);
3225 // >> NeGcon II
3226 in_analog_left[port][0] = MAX(
3227 MAX(
3228 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
3229 get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
3230 negcon_ii_rs);
3231 // > NeGcon L
3232 in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
3233}
3234
3235static void update_input_mouse(int port, int ret)
3236{
3237 float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
3238 float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
3239
3240 int x = (int)roundf(raw_x * mouse_sensitivity);
3241 int y = (int)roundf(raw_y * mouse_sensitivity);
3242
3243 if (x > 127) x = 127;
3244 else if (x < -128) x = -128;
3245
3246 if (y > 127) y = 127;
3247 else if (y < -128) y = -128;
3248
3249 in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
3250 in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
3251
3252 /* left mouse button state */
3253 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
3254 in_keystate[port] |= 1 << 11;
3255
3256 /* right mouse button state */
3257 if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
3258 in_keystate[port] |= 1 << 10;
74ebc05b 3259}
3260
7a8d521f 3261static void update_input(void)
3262{
7a8d521f 3263 int i;
3264 int j;
3265
e5241564 3266 // reset all keystate, query libretro for keystate
7a8d521f 3267 for (i = 0; i < PORTS_NUMBER; i++)
3268 {
a3d87cd7 3269 int32_t ret = 0;
7a8d521f 3270 int type = in_type[i];
3271
3272 in_keystate[i] = 0;
3273
3274 if (type == PSE_PAD_TYPE_NONE)
3275 continue;
3276
3277 if (libretro_supports_bitmasks)
a3d87cd7 3278 {
7a8d521f 3279 ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
a3d87cd7 3280 // undo int16 sign extension (why input_state_cb returns int16 in the first place?)
3281 ret &= (1 << (RETRO_DEVICE_ID_JOYPAD_R3 + 1)) - 1;
3282 }
7a8d521f 3283 else
3284 {
3285 for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
3286 {
3287 if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
3288 ret |= (1 << j);
3289 }
3290 }
3291
3292 switch (type)
3293 {
3294 case PSE_PAD_TYPE_GUNCON:
3295 update_input_guncon(i, ret);
3296 break;
d6a231b7
S		 3297 case PSE_PAD_TYPE_GUN:
3298 update_input_justifier(i, ret);
3299 break;
7a8d521f 3300 case PSE_PAD_TYPE_NEGCON:
3301 update_input_negcon(i, ret);
3302 break;
3303 case PSE_PAD_TYPE_MOUSE:
3304 update_input_mouse(i, ret);
3305 break;
3306 default:
e5241564 3307 // dualshock ANALOG toggle?
a3d87cd7 3308 if (type == PSE_PAD_TYPE_ANALOGPAD && in_dualshock_analog_combo != 0
3309 && ret == in_dualshock_analog_combo)
e5241564 3310 {
3311 if (!in_dualshock_toggling)
3312 {
3313 int state = padToggleAnalog(i);
3314 char msg[32];
3315 snprintf(msg, sizeof(msg), "ANALOG %s", state ? "ON" : "OFF");
3316 show_notification(msg, 800, 1);
3317 in_dualshock_toggling = true;
3318 }
3319 return;
3320 }
3321 in_dualshock_toggling = false;
3322
3323 // Set digital inputs
7a8d521f 3324 for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
3325 if (ret & (1 << j))
3326 in_keystate[i] |= retro_psx_map[j];
3327
3328 // Query analog inputs
3329 if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
3330 {
3331 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);
3332 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);
3333 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);
3334 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);
3335 }
3336 }
3337 }
3338}
3339
3340static void print_internal_fps(void)
3341{
3342 if (display_internal_fps)
3343 {
3344 frame_count++;
3345
3346 if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
3347 {
3348 unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
3349 char str[64];
3350 const char *strc = (const char *)str;
3351
3352 str[0] = '\0';
3353
3354 snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
3355
3356 pl_rearmed_cbs.flip_cnt = 0;
3357
3358 if (msg_interface_version >= 1)
3359 {
3360 struct retro_message_ext msg = {
3361 strc,
3362 3000,
3363 1,
3364 RETRO_LOG_INFO,
3365 RETRO_MESSAGE_TARGET_OSD,
3366 RETRO_MESSAGE_TYPE_STATUS,
3367 -1
3368 };
3369 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
3370 }
3371 else
3372 {
3373 struct retro_message msg = {
3374 strc,
3375 180
3376 };
3377 environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
3378 }
3379 }
3380 }
3381 else
3382 frame_count = 0;
3383}
3384
3385void retro_run(void)
3386{
3387 //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
3388 if (rebootemu != 0)
3389 {
3390 rebootemu = 0;
3391 SysReset();
d512faf7 3392 if (Config.HLE)
3393 LoadCdrom();
7a8d521f 3394 }
3395
5d9e675a 3396 set_vout_fb();
7a8d521f 3397 print_internal_fps();
3398
3399 /* Check whether current frame should
3400 * be skipped */
3401 pl_rearmed_cbs.fskip_force = 0;
3402 pl_rearmed_cbs.fskip_dirty = 0;
3403
3404 if (frameskip_type != FRAMESKIP_NONE)
3405 {
3406 bool skip_frame = false;
3407
3408 switch (frameskip_type)
3409 {
3410 case FRAMESKIP_AUTO:
3411 skip_frame = retro_audio_buff_active && retro_audio_buff_underrun;
3412 break;
3413 case FRAMESKIP_AUTO_THRESHOLD:
3414 skip_frame = retro_audio_buff_active && (retro_audio_buff_occupancy < frameskip_threshold);
3415 break;
3416 case FRAMESKIP_FIXED_INTERVAL:
3417 skip_frame = true;
3418 break;
3419 default:
3420 break;
3421 }
3422
3423 if (skip_frame && frameskip_counter < frameskip_interval)
3424 pl_rearmed_cbs.fskip_force = 1;
3425 }
3426
3427 /* If frameskip/timing settings have changed,
3428 * update frontend audio latency
3429 * > Can do this before or after the frameskip
3430 * check, but doing it after means we at least
3431 * retain the current frame's audio output */
3432 if (update_audio_latency)
3433 {
3434 environ_cb(RETRO_ENVIRONMENT_SET_MINIMUM_AUDIO_LATENCY,
3435 &retro_audio_latency);
3436 update_audio_latency = false;
3437 }
3438
3439 input_poll_cb();
3440
3441 update_input();
3442
3443 bool updated = false;
3444 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
3445 update_variables(true);
3446
3447 stop = 0;
3448 psxCpu->Execute();
3449
3450 if (pl_rearmed_cbs.fskip_dirty == 1) {
3451 if (frameskip_counter < frameskip_interval)
3452 frameskip_counter++;
3453 else if (frameskip_counter >= frameskip_interval || !pl_rearmed_cbs.fskip_force)
3454 frameskip_counter = 0;
3455 }
3456
61a1bbbb 3457 video_cb((vout_fb_dirty || !vout_can_dupe) ? vout_buf_ptr : NULL,
5d9e675a 3458 vout_width, vout_height, vout_pitch * 2);
7a8d521f 3459 vout_fb_dirty = 0;
c7f3cc74 3460
3461#ifdef HAVE_CDROM
3462 if (CDR_open == rcdrom_open)
3463 rcdrom_check_eject();
3464#endif
7a8d521f 3465}
3466
4a1d78d4 3467static bool try_use_bios(const char *path, bool preferred_only)
7a8d521f 3468{
3469 long size;
3470 const char *name;
3471 FILE *fp = fopen(path, "rb");
3472 if (fp == NULL)
3473 return false;
3474
3475 fseek(fp, 0, SEEK_END);
3476 size = ftell(fp);
3477 fclose(fp);
3478
7a8d521f 3479 name = strrchr(path, SLASH);
3480 if (name++ == NULL)
3481 name = path;
4a1d78d4 3482
3483 if (preferred_only && size != 512 * 1024)
3484 return false;
3485 if (size != 512 * 1024 && size != 4 * 1024 * 1024)
3486 return false;
3487 if (strstr(name, "unirom"))
3488 return false;
3489 // jp bios have an addidional region check
3490 if (preferred_only && (strcasestr(name, "00.") || strcasestr(name, "j.bin")))
3491 return false;
3492
7a8d521f 3493 snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
3494 return true;
3495}
3496
3497#ifndef VITA
74ebc05b 3498#include <sys/types.h>
3499#include <dirent.h>
3500
3501static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
3502{
4a1d78d4 3503 static const char *substr_pref[] = { "scph", "ps" };
3504 static const char *substr_alt[] = { "scph", "ps", "openbios" };
7a8d521f 3505 DIR *dir;
3506 struct dirent *ent;
3507 bool ret = false;
378428ac 3508 size_t i;
74ebc05b 3509
7a8d521f 3510 dir = opendir(dirpath);
3511 if (dir == NULL)
3512 return false;
74ebc05b 3513
4a1d78d4 3514 // try to find a "better" bios
3515 while ((ent = readdir(dir)))
7a8d521f 3516 {
4a1d78d4 3517 for (i = 0; i < sizeof(substr_pref) / sizeof(substr_pref[0]); i++)
378428ac 3518 {
4a1d78d4 3519 const char *substr = substr_pref[i];
3520 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
378428ac 3521 continue;
4a1d78d4 3522 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
3523 ret = try_use_bios(path, true);
3524 if (ret)
3525 goto finish;
3526 }
3527 }
378428ac 3528
4a1d78d4 3529 // another pass to look for anything fitting, even ps2 bios
3530 rewinddir(dir);
3531 while ((ent = readdir(dir)))
3532 {
3533 for (i = 0; i < sizeof(substr_alt) / sizeof(substr_alt[0]); i++)
3534 {
3535 const char *substr = substr_alt[i];
3536 if ((strncasecmp(ent->d_name, substr, strlen(substr)) != 0))
3537 continue;
378428ac 3538 snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
4a1d78d4 3539 ret = try_use_bios(path, false);
378428ac 3540 if (ret)
4a1d78d4 3541 goto finish;
378428ac 3542 }
7a8d521f 3543 }
4a1d78d4 3544
3545
3546finish:
7a8d521f 3547 closedir(dir);
3548 return ret;
74ebc05b 3549}
3550#else
3551#define find_any_bios(...) false
3552#endif
3553
11813b9d 3554static void check_system_specs(void)
3555{
3556 unsigned level = 6;
3557 environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
3558}
3559
7a8d521f 3560static int init_memcards(void)
3561{
3562 int ret = 0;
3563 const char *dir;
3564 struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
3565 static const char CARD2_FILE[] = "pcsx-card2.mcd";
3566
3567 // Memcard2 will be handled and is re-enabled if needed using core
3568 // operations.
3569 // Memcard1 is handled by libretro, doing this will set core to
3570 // skip file io operations for memcard1 like SaveMcd
3571 snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
3572 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
3573 init_memcard(Mcd1Data);
3574 // Memcard 2 is managed by the emulator on the filesystem,
3575 // There is no need to initialize Mcd2Data like Mcd1Data.
3576
3577 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
3578 {
3579 SysPrintf("Memcard 2: %s\n", var.value);
3580 if (memcmp(var.value, "enabled", 7) == 0)
3581 {
3582 if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
3583 {
3584 if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
3585 {
0709d254 3586 LogErr("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
7a8d521f 3587 ret = -1;
3588 }
3589 else
3590 {
3591 McdDisable[1] = 0;
3592 snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
3593 SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
3594 }
3595 }
3596 else
3597 {
0709d254 3598 LogErr("Could not get save directory! Could not create memcard 2.");
7a8d521f 3599 ret = -1;
3600 }
3601 }
3602 }
3603 return ret;
3604}
3605
3606static void loadPSXBios(void)
3607{
3608 const char *dir;
3609 char path[PATH_MAX];
3610 unsigned useHLE = 0;
3611
3612 const char *bios[] = {
3613 "PSXONPSP660", "psxonpsp660",
3614 "SCPH101", "scph101",
3615 "SCPH5501", "scph5501",
3616 "SCPH7001", "scph7001",
3617 "SCPH1001", "scph1001"
3618 };
3619
3620 struct retro_variable var = {
3621 .key = "pcsx_rearmed_bios",
3622 .value = NULL
3623 };
3624
3625 found_bios = 0;
3626
3627 if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
3628 {
3629 if (!strcmp(var.value, "HLE"))
3630 useHLE = 1;
3631 }
3632
3633 if (!useHLE)
3634 {
3635 if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
3636 {
3637 unsigned i;
3638 snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
3639
3640 for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
3641 {
3642 snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
4a1d78d4 3643 found_bios = try_use_bios(path, true);
7a8d521f 3644 if (found_bios)
3645 break;
3646 }
3647
3648 if (!found_bios)
3649 found_bios = find_any_bios(dir, path, sizeof(path));
3650 }
3651 if (found_bios)
3652 {
3653 SysPrintf("found BIOS file: %s\n", Config.Bios);
3654 }
3655 }
3656
3657 if (!found_bios)
3658 {
3659 const char *msg_str;
f3746eea 3660 unsigned duration;
7a8d521f 3661 if (useHLE)
3662 {
f3746eea 3663 msg_str = "BIOS set to \'hle\'";
7a8d521f 3664 SysPrintf("Using HLE BIOS.\n");
f3746eea 3665 // shorter as the user probably intentionally wants to use HLE
3666 duration = 700;
7a8d521f 3667 }
3668 else
3669 {
3670 msg_str = "No PlayStation BIOS file found - add for better compatibility";
3671 SysPrintf("No BIOS files found.\n");
f3746eea 3672 duration = 3000;
7a8d521f 3673 }
f3746eea 3674 show_notification(msg_str, duration, 2);
7a8d521f 3675 }
3676}
3677
38c2028e 3678void retro_init(void)
3679{
7a8d521f 3680 unsigned dci_version = 0;
3681 struct retro_rumble_interface rumble;
3682 int ret;
38c2028e 3683
7a8d521f 3684 msg_interface_version = 0;
3685 environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
3686
3687#if defined(__MACH__) && !defined(TVOS)
3688 // magic sauce to make the dynarec work on iOS
3689 syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
d148d265 3690#endif
3691
7a8d521f 3692#ifdef _3DS
3693 psxMapHook = pl_3ds_mmap;
3694 psxUnmapHook = pl_3ds_munmap;
3695#endif
3696#ifdef VITA
3697 if (init_vita_mmap() < 0)
3698 abort();
3699 psxMapHook = pl_vita_mmap;
3700 psxUnmapHook = pl_vita_munmap;
3701#endif
3702 ret = emu_core_preinit();
3703#ifdef _3DS
3704 /* emu_core_preinit sets the cpu to dynarec */
3705 if (!__ctr_svchax)
3706 Config.Cpu = CPU_INTERPRETER;
3707#endif
3708 ret |= init_memcards();
38c2028e 3709
7a8d521f 3710 ret |= emu_core_init();
3711 if (ret != 0)
3712 {
0709d254 3713 LogErr("PCSX init failed.\n");
7a8d521f 3714 exit(1);
3715 }
3716
3717#ifdef _3DS
3718 vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
9165d434 3719#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && P_HAVE_POSIX_MEMALIGN
7a8d521f 3720 if (posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2) != 0)
3721 vout_buf = (void *) 0;
91da8e32 3722 else
3723 memset(vout_buf, 0, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
29122437 3724#else
91da8e32 3725 vout_buf = calloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT, 2);
29122437 3726#endif
38c2028e 3727
7a8d521f 3728 vout_buf_ptr = vout_buf;
3729
3730 loadPSXBios();
3731
3732 environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
0709d254 3733 if (!vout_can_dupe)
3734 LogWarn("CAN_DUPE reports false\n");
7a8d521f 3735
3736 disk_initial_index = 0;
3737 disk_initial_path[0] = '\0';
3738 if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
3739 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
3740 else
3741 environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
3742
3743 rumble_cb = NULL;
3744 if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
3745 rumble_cb = rumble.set_rumble_state;
3746
3747 /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
3748 * we have to do this because cache misses and some IO penalties
3749 * are not emulated. Warning: changing this may break compatibility. */
3750 Config.cycle_multiplier = CYCLE_MULT_DEFAULT;
3751#if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
3752 Config.cycle_multiplier = 200;
5ca2ec64 3753#endif
7a8d521f 3754 pl_rearmed_cbs.gpu_peops.iUseDither = 1;
3755 pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
5ca2ec64 3756
7a8d521f 3757 SaveFuncs.open = save_open;
3758 SaveFuncs.read = save_read;
3759 SaveFuncs.write = save_write;
3760 SaveFuncs.seek = save_seek;
3761 SaveFuncs.close = save_close;
6e921e1d 3762
7a8d521f 3763 if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
3764 libretro_supports_bitmasks = true;
e268a47e 3765
7a8d521f 3766 check_system_specs();
38c2028e 3767}
3768
3769void retro_deinit(void)
3770{
7a8d521f 3771 if (plugins_opened)
3772 {
3773 ClosePlugins();
3774 plugins_opened = 0;
3775 }
3776 SysClose();
3777#ifdef _3DS
3778 linearFree(vout_buf);
3779#else
3780 free(vout_buf);
3781#endif
3782 vout_buf = NULL;
3783
3784#ifdef VITA
3785 deinit_vita_mmap();
3786#endif
3787 libretro_supports_bitmasks = false;
3788 libretro_supports_option_categories = false;
3789
3790 show_input_settings = true;
3791#ifdef GPU_PEOPS
3792 show_advanced_gpu_peops_settings = true;
3793#endif
3794#ifdef GPU_UNAI
3795 show_advanced_gpu_unai_settings = true;
3796#endif
3797
3798 /* Have to reset disks struct, otherwise
3799 * fnames/flabels will leak memory */
3800 disk_init();
3801 frameskip_type = FRAMESKIP_NONE;
3802 frameskip_threshold = 0;
3803 frameskip_interval = 0;
3804 frameskip_counter = 0;
3805 retro_audio_buff_active = false;
3806 retro_audio_buff_occupancy = 0;
3807 retro_audio_buff_underrun = false;
3808 retro_audio_latency = 0;
3809 update_audio_latency = false;
3810}
3811
3812#ifdef VITA
3813#include <psp2/kernel/threadmgr.h>
3814int usleep(unsigned long us)
3815{
3816 sceKernelDelayThread(us);
3817}
3818#endif
3819
3820void SysPrintf(const char *fmt, ...)
3821{
3822 va_list list;
3823 char msg[512];
3824
3825 va_start(list, fmt);
3826 vsprintf(msg, fmt, list);
3827 va_end(list);
3828
3829 if (log_cb)
3830 log_cb(RETRO_LOG_INFO, "%s", msg);
3831}
3832
3833/* Prints debug-level logs */
3834void SysDLog(const char *fmt, ...)
3835{
3836 va_list list;
3837 char msg[512];
3838
3839 va_start(list, fmt);
3840 vsprintf(msg, fmt, list);
3841 va_end(list);
3842
3843 if (log_cb)
3844 log_cb(RETRO_LOG_DEBUG, "%s", msg);
38c2028e 3845}
378428ac 3846
3847// vim:sw=3:ts=3:expandtab
ARM optimized PCSX fork