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/*
* (C) notaz, 2010
*
* This work is licensed under the terms of the GNU GPLv2 or later.
* See the COPYING file in the top-level directory.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include "plugin_lib.h"
#include "linux/fbdev.h"
#include "common/fonts.h"
#include "common/input.h"
#include "omap.h"
#include "menu.h"
#include "pcnt.h"
#include "../libpcsxcore/new_dynarec/new_dynarec.h"
void *pl_fbdev_buf;
int keystate;
static int pl_fbdev_w, pl_fbdev_h, pl_fbdev_bpp;
static int flip_cnt, flips_per_sec, tick_per_sec;
extern float fps_cur; // XXX
static int get_cpu_ticks(void)
{
static unsigned long last_utime;
static int fd;
unsigned long utime, ret;
char buf[128];
if (fd == 0)
fd = open("/proc/self/stat", O_RDONLY);
lseek(fd, 0, SEEK_SET);
buf[0] = 0;
read(fd, buf, sizeof(buf));
buf[sizeof(buf) - 1] = 0;
sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %lu", &utime);
ret = utime - last_utime;
last_utime = utime;
return ret;
}
static void print_fps(void)
{
if (pl_fbdev_bpp == 16)
pl_text_out16(2, pl_fbdev_h - 10, "%2d %4.1f", flips_per_sec, fps_cur);
}
static void print_cpu_usage(void)
{
if (pl_fbdev_bpp == 16)
pl_text_out16(pl_fbdev_w - 28, pl_fbdev_h - 10, "%3d", tick_per_sec);
}
void *pl_fbdev_set_mode(int w, int h, int bpp)
{
void *ret;
if (w == pl_fbdev_w && h == pl_fbdev_h && bpp == pl_fbdev_bpp)
return 0;
pl_fbdev_w = w;
pl_fbdev_h = h;
pl_fbdev_bpp = bpp;
vout_fbdev_clear(layer_fb);
ret = vout_fbdev_resize(layer_fb, w, h, bpp, 0, 0, 0, 0, 3);
if (ret == NULL)
fprintf(stderr, "failed to set mode\n");
else
pl_fbdev_buf = ret;
menu_notify_mode_change(w, h, bpp);
return pl_fbdev_buf;
}
void *pl_fbdev_flip(void)
{
flip_cnt++;
if (pl_fbdev_buf != NULL) {
if (g_opts & OPT_SHOWFPS)
print_fps();
if (g_opts & OPT_SHOWCPU)
print_cpu_usage();
}
// let's flip now
pl_fbdev_buf = vout_fbdev_flip(layer_fb);
return pl_fbdev_buf;
}
int pl_fbdev_open(void)
{
pl_fbdev_buf = vout_fbdev_flip(layer_fb);
omap_enable_layer(1);
return 0;
}
void pl_fbdev_close(void)
{
omap_enable_layer(0);
}
static void update_input(void)
{
int actions[IN_BINDTYPE_COUNT] = { 0, };
in_update(actions);
if (actions[IN_BINDTYPE_EMU] & PEV_MENU)
stop = 1;
keystate = actions[IN_BINDTYPE_PLAYER12];
}
/* called on every vsync */
void pl_frame_limit(void)
{
extern void CheckFrameRate(void);
static int oldsec;
struct timeval tv;
/* doing input here because the pad is polled
* thousands of times per frame for some reason */
update_input();
pcnt_end(PCNT_ALL);
gettimeofday(&tv, 0);
if (tv.tv_sec != oldsec) {
flips_per_sec = flip_cnt;
flip_cnt = 0;
oldsec = tv.tv_sec;
if (g_opts & OPT_SHOWCPU)
tick_per_sec = get_cpu_ticks();
}
#ifdef PCNT
static int ya_vsync_count;
if (++ya_vsync_count == PCNT_FRAMES) {
pcnt_print(fps_cur);
ya_vsync_count = 0;
}
#endif
CheckFrameRate();
pcnt_start(PCNT_ALL);
}
static void pl_text_out16_(int x, int y, const char *text)
{
int i, l, len = strlen(text), w = pl_fbdev_w;
unsigned short *screen = (unsigned short *)pl_fbdev_buf + x + y * w;
unsigned short val = 0xffff;
for (i = 0; i < len; i++, screen += 8)
{
for (l = 0; l < 8; l++)
{
unsigned char fd = fontdata8x8[text[i] * 8 + l];
unsigned short *s = screen + l * w;
if (fd&0x80) s[0] = val;
if (fd&0x40) s[1] = val;
if (fd&0x20) s[2] = val;
if (fd&0x10) s[3] = val;
if (fd&0x08) s[4] = val;
if (fd&0x04) s[5] = val;
if (fd&0x02) s[6] = val;
if (fd&0x01) s[7] = val;
}
}
}
void pl_text_out16(int x, int y, const char *texto, ...)
{
va_list args;
char buffer[256];
va_start(args, texto);
vsnprintf(buffer, sizeof(buffer), texto, args);
va_end(args);
pl_text_out16_(x, y, buffer);
}
static void pl_get_layer_pos(int *x, int *y, int *w, int *h)
{
*x = g_layer_x;
*y = g_layer_y;
*w = g_layer_w;
*h = g_layer_h;
}
extern int UseFrameSkip; // hmh
const struct rearmed_cbs pl_rearmed_cbs = {
pl_get_layer_pos,
pl_fbdev_open,
pl_fbdev_set_mode,
pl_fbdev_flip,
pl_fbdev_close,
&UseFrameSkip,
};
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