4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
14 #include <sys/types.h>
20 #include "plugin_lib.h"
21 #include "linux/fbdev.h"
22 #include "common/fonts.h"
23 #include "common/input.h"
24 #include "common/plat.h"
29 #include "pl_gun_ts.h"
30 #include "../libpcsxcore/new_dynarec/new_dynarec.h"
31 #include "../libpcsxcore/psemu_plugin_defs.h"
33 int in_type1, in_type2;
34 int in_a1[2] = { 127, 127 }, in_a2[2] = { 127, 127 };
35 int in_adev[2] = { -1, -1 }, in_adev_axis[2][2] = {{ 0, 1 }, { 0, 1 }};
36 int in_keystate, in_state_gun;
37 int in_enable_vibration;
40 int g_layer_x, g_layer_y, g_layer_w, g_layer_h;
41 static int pl_vout_w, pl_vout_h, pl_vout_bpp; /* output display/layer */
42 static int psx_w, psx_h, psx_bpp;
44 static int is_pal, frame_interval, frame_interval1024;
45 static int vsync_usec_time;
48 static __attribute__((noinline)) int get_cpu_ticks(void)
50 static unsigned long last_utime;
52 unsigned long utime, ret;
56 fd = open("/proc/self/stat", O_RDONLY);
57 lseek(fd, 0, SEEK_SET);
59 read(fd, buf, sizeof(buf));
60 buf[sizeof(buf) - 1] = 0;
62 sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %lu", &utime);
63 ret = utime - last_utime;
68 static void print_msg(int h, int border)
70 if (pl_vout_bpp == 16)
71 pl_text_out16(border + 2, h - 10, "%s", hud_msg);
74 static void print_fps(int h, int border)
76 if (pl_vout_bpp == 16)
77 pl_text_out16(border + 2, h - 10, "%2d %4.1f",
78 pl_rearmed_cbs.flips_per_sec, pl_rearmed_cbs.vsps_cur);
81 static void print_cpu_usage(int w, int h, int border)
83 if (pl_vout_bpp == 16)
84 pl_text_out16(w - border - 28, h - 10, "%3d", pl_rearmed_cbs.cpu_usage);
87 // draw 192x8 status of 24 sound channels
88 static __attribute__((noinline)) void draw_active_chans(int vout_w, int vout_h)
90 extern void spu_get_debug_info(int *chans_out, int *run_chans,
91 int *fmod_chans_out, int *noise_chans_out); // hack
92 int live_chans, run_chans, fmod_chans, noise_chans;
94 static const unsigned short colors[2] = { 0x1fe3, 0x0700 };
95 unsigned short *dest = (unsigned short *)pl_vout_buf +
96 vout_w * (vout_h - 10) + vout_w / 2 - 192/2;
100 if (pl_vout_bpp != 16)
103 spu_get_debug_info(&live_chans, &run_chans, &fmod_chans, &noise_chans);
105 for (c = 0; c < 24; c++) {
107 p = !(live_chans & (1<<c)) ? (run_chans & (1<<c) ? 0x01c0 : 0) :
108 (fmod_chans & (1<<c)) ? 0xf000 :
109 (noise_chans & (1<<c)) ? 0x001f :
111 for (y = 0; y < 8; y++, d += vout_w)
112 for (x = 0; x < 8; x++)
117 void pl_print_hud(int xborder)
119 int w = pl_vout_w, h = pl_vout_h;
124 if (g_opts & OPT_SHOWSPU)
125 draw_active_chans(w, h);
128 print_msg(h, xborder);
129 else if (g_opts & OPT_SHOWFPS)
130 print_fps(h, xborder);
132 if (g_opts & OPT_SHOWCPU)
133 print_cpu_usage(w, h, xborder);
136 /* update scaler target size according to user settings */
137 static void update_layer_size(int w, int h)
144 g_layer_w = w; g_layer_h = h;
148 if (h > g_menuscreen_h || (240 < h && h <= 360))
151 // 4:3 that prefers integer scaling
152 imult = g_menuscreen_h / h;
153 g_layer_w = w * imult;
154 g_layer_h = h * imult;
155 mult = (float)g_layer_w / (float)g_layer_h;
156 if (mult < 1.25f || mult > 1.666f)
157 g_layer_w = 4.0f/3.0f * (float)g_layer_h;
158 printf(" -> %dx%d %.1f\n", g_layer_w, g_layer_h, mult);
163 mult = 240.0f / (float)h * 4.0f / 3.0f;
166 g_layer_w = mult * (float)g_menuscreen_h;
167 g_layer_h = g_menuscreen_h;
168 printf(" -> %dx%d %.1f\n", g_layer_w, g_layer_h, mult);
171 case SCALE_FULLSCREEN:
172 g_layer_w = g_menuscreen_w;
173 g_layer_h = g_menuscreen_h;
180 g_layer_x = g_menuscreen_w / 2 - g_layer_w / 2;
181 g_layer_y = g_menuscreen_h / 2 - g_layer_h / 2;
182 if (g_layer_x < 0) g_layer_x = 0;
183 if (g_layer_y < 0) g_layer_y = 0;
184 if (g_layer_w > g_menuscreen_w) g_layer_w = g_menuscreen_w;
185 if (g_layer_h > g_menuscreen_h) g_layer_h = g_menuscreen_h;
188 static void *pl_vout_set_mode(int w, int h, int bpp)
190 // special h handling, Wipeout likes to change it by 1-6
191 static int vsync_cnt_ms_prev;
192 if ((unsigned int)(vsync_cnt - vsync_cnt_ms_prev) < 5*60)
194 vsync_cnt_ms_prev = vsync_cnt;
196 if (w == psx_w && h == psx_h && bpp == psx_bpp)
199 pl_vout_w = psx_w = w;
200 pl_vout_h = psx_h = h;
201 pl_vout_bpp = psx_bpp = bpp;
203 update_layer_size(pl_vout_w, pl_vout_h);
205 pl_vout_buf = plat_gvideo_set_mode(&pl_vout_w, &pl_vout_h, &pl_vout_bpp);
206 if (pl_vout_buf == NULL && pl_rearmed_cbs.pl_vout_raw_flip == NULL)
207 fprintf(stderr, "failed to set mode %dx%d@%d\n",
208 psx_w, psx_h, psx_bpp);
210 menu_notify_mode_change(pl_vout_w, pl_vout_h, pl_vout_bpp);
215 // only used if raw flip is not defined
216 static void *pl_vout_flip(void)
218 pl_rearmed_cbs.flip_cnt++;
220 if (pl_vout_buf != NULL)
224 pl_vout_buf = plat_gvideo_flip();
228 static int pl_vout_open(void)
236 pl_vout_buf = pl_vout_set_mode(psx_w, h, psx_bpp);
238 plat_gvideo_open(is_pal);
240 gettimeofday(&now, 0);
241 vsync_usec_time = now.tv_usec;
242 while (vsync_usec_time >= frame_interval)
243 vsync_usec_time -= frame_interval;
248 static void pl_vout_close(void)
253 void *pl_prepare_screenshot(int *w, int *h, int *bpp)
255 void *ret = plat_prepare_screenshot(w, h, bpp);
267 static void update_analogs(void)
269 int *nubp[2] = { in_a1, in_a2 };
272 for (i = 0; i < 2; i++)
277 for (a = 0; a < 2; a++) {
280 ret = in_update_analog(in_adev[i], in_adev_axis[i][a], &v);
282 v = v / (IN_ABS_RANGE / 128) + 127;
283 nubp[i][a] = v < 0 ? 0 : v;
287 //printf("%4d %4d %4d %4d\n", in_a1[0], in_a1[1], in_a2[0], in_a2[1]);
290 static void update_input(void)
292 int actions[IN_BINDTYPE_COUNT] = { 0, };
293 unsigned int emu_act;
296 if (in_type1 == PSE_PAD_TYPE_ANALOGPAD)
298 emu_act = actions[IN_BINDTYPE_EMU];
299 in_state_gun = (emu_act & SACTION_GUN_MASK) >> SACTION_GUN_TRIGGER;
301 emu_act &= ~SACTION_GUN_MASK;
304 for (; !(emu_act & 1); emu_act >>= 1, which++)
308 emu_set_action(emu_act);
310 in_keystate = actions[IN_BINDTYPE_PLAYER12];
312 extern int x11_update_keys(unsigned int *action);
313 in_keystate |= x11_update_keys(&emu_act);
314 emu_set_action(emu_act);
318 static void update_input(void)
323 void pl_update_gun(int *xn, int *xres, int *y, int *in)
326 pl_gun_ts_update(tsdev, xn, y, in);
329 *y = *y * pl_vout_h >> 10;
332 #define MAX_LAG_FRAMES 3
334 #define tvdiff(tv, tv_old) \
335 ((tv.tv_sec - tv_old.tv_sec) * 1000000 + tv.tv_usec - tv_old.tv_usec)
337 /* called on every vsync */
338 void pl_frame_limit(void)
340 static struct timeval tv_old, tv_expect;
341 static int vsync_cnt_prev, drc_active_vsyncs;
347 /* doing input here because the pad is polled
348 * thousands of times per frame for some reason */
352 gettimeofday(&now, 0);
354 if (now.tv_sec != tv_old.tv_sec) {
355 diff = tvdiff(now, tv_old);
356 pl_rearmed_cbs.vsps_cur = 0.0f;
357 if (0 < diff && diff < 2000000)
358 pl_rearmed_cbs.vsps_cur = 1000000.0f * (vsync_cnt - vsync_cnt_prev) / diff;
359 vsync_cnt_prev = vsync_cnt;
361 if (g_opts & OPT_SHOWFPS)
362 pl_rearmed_cbs.flips_per_sec = pl_rearmed_cbs.flip_cnt;
363 pl_rearmed_cbs.flip_cnt = 0;
364 if (g_opts & OPT_SHOWCPU)
365 pl_rearmed_cbs.cpu_usage = get_cpu_ticks();
367 if (hud_new_msg > 0) {
369 if (hud_new_msg == 0)
375 static int ya_vsync_count;
376 if (++ya_vsync_count == PCNT_FRAMES) {
377 pcnt_print(pl_rearmed_cbs.vsps_cur);
382 // tv_expect uses usec*1024 units instead of usecs for better accuracy
383 tv_expect.tv_usec += frame_interval1024;
384 if (tv_expect.tv_usec >= (1000000 << 10)) {
385 tv_expect.tv_usec -= (1000000 << 10);
388 diff = (tv_expect.tv_sec - now.tv_sec) * 1000000 + (tv_expect.tv_usec >> 10) - now.tv_usec;
390 if (diff > MAX_LAG_FRAMES * frame_interval || diff < -MAX_LAG_FRAMES * frame_interval) {
391 //printf("pl_frame_limit reset, diff=%d, iv %d\n", diff, frame_interval);
394 // try to align with vsync
395 usadj = vsync_usec_time;
396 while (usadj < tv_expect.tv_usec - frame_interval)
397 usadj += frame_interval;
398 tv_expect.tv_usec = usadj << 10;
401 if (!(g_opts & OPT_NO_FRAMELIM) && diff > frame_interval) {
402 // yay for working usleep on pandora!
403 //printf("usleep %d\n", diff - frame_interval / 2);
404 usleep(diff - frame_interval);
407 if (pl_rearmed_cbs.frameskip) {
408 if (diff < -frame_interval)
409 pl_rearmed_cbs.fskip_advice = 1;
411 pl_rearmed_cbs.fskip_advice = 0;
413 // recompilation is not that fast and may cause frame skip on
414 // loading screens and such, resulting in flicker or glitches
415 if (new_dynarec_did_compile) {
416 if (drc_active_vsyncs < 32)
417 pl_rearmed_cbs.fskip_advice = 0;
421 drc_active_vsyncs = 0;
422 new_dynarec_did_compile = 0;
425 pcnt_start(PCNT_ALL);
428 void pl_timing_prepare(int is_pal_)
430 pl_rearmed_cbs.fskip_advice = 0;
431 pl_rearmed_cbs.flips_per_sec = 0;
432 pl_rearmed_cbs.cpu_usage = 0;
435 frame_interval = is_pal ? 20000 : 16667;
436 frame_interval1024 = is_pal ? 20000*1024 : 17066667;
438 // used by P.E.Op.S. frameskip code
439 pl_rearmed_cbs.gpu_peops.fFrameRateHz = is_pal ? 50.0f : 59.94f;
440 pl_rearmed_cbs.gpu_peops.dwFrameRateTicks =
441 (100000*100 / (unsigned long)(pl_rearmed_cbs.gpu_peops.fFrameRateHz*100));
444 static void pl_text_out16_(int x, int y, const char *text)
446 int i, l, len = strlen(text), w = pl_vout_w;
447 unsigned short *screen = (unsigned short *)pl_vout_buf + x + y * w;
448 unsigned short val = 0xffff;
450 for (i = 0; i < len; i++, screen += 8)
452 for (l = 0; l < 8; l++)
454 unsigned char fd = fontdata8x8[text[i] * 8 + l];
455 unsigned short *s = screen + l * w;
456 if (fd&0x80) s[0] = val;
457 if (fd&0x40) s[1] = val;
458 if (fd&0x20) s[2] = val;
459 if (fd&0x10) s[3] = val;
460 if (fd&0x08) s[4] = val;
461 if (fd&0x04) s[5] = val;
462 if (fd&0x02) s[6] = val;
463 if (fd&0x01) s[7] = val;
468 void pl_text_out16(int x, int y, const char *texto, ...)
473 va_start(args, texto);
474 vsnprintf(buffer, sizeof(buffer), texto, args);
477 pl_text_out16_(x, y, buffer);
480 static void pl_get_layer_pos(int *x, int *y, int *w, int *h)
488 static void *pl_mmap(unsigned int size)
490 return plat_mmap(0, size, 0, 0);
493 static void pl_munmap(void *ptr, unsigned int size)
495 plat_munmap(ptr, size);
498 struct rearmed_cbs pl_rearmed_cbs = {
509 static void *watchdog_thread(void *unused)
511 int vsync_cnt_old = 0;
515 #if !defined(NDEBUG) || defined(DRC_DBG)
516 // don't interfere with debug
528 if (vsync_cnt != vsync_cnt_old) {
529 vsync_cnt_old = vsync_cnt;
538 fprintf(stderr, "watchdog: seen_dead %d\n", seen_dead);
540 fprintf(stderr, "watchdog: lockup detected, aborting\n");
541 // we can't do any cleanup here really, the main thread is
542 // likely touching resources and would crash anyway
548 void pl_start_watchdog(void)
554 pthread_attr_init(&attr);
555 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
557 ret = pthread_create(&tid, &attr, watchdog_thread, NULL);
559 fprintf(stderr, "could not start watchdog: %d\n", ret);
564 extern unsigned int hSyncCount; // from psxcounters
565 extern unsigned int frame_counter;
567 psx_w = psx_h = pl_vout_w = pl_vout_h = 256;
568 psx_bpp = pl_vout_bpp = 16;
570 tsdev = pl_gun_ts_init();
572 pl_rearmed_cbs.gpu_hcnt = &hSyncCount;
573 pl_rearmed_cbs.gpu_frame_count = &frame_counter;