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pandora: tripplebuffer fbdev out, refactoring

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@845 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2009-12-20 19:47:55 +00:00
parent fbe111032e
commit b188c2b6d0
17 changed files with 404 additions and 171 deletions
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62
linux/io.c
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@ -2,13 +2,6 @@
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <pthread.h>
#include <semaphore.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "../common/emu.h"
#include "../common/menu.h"
@ -17,15 +10,23 @@
#include "log_io.h"
unsigned long current_keys = 0;
int current_keys;
unsigned char *PicoDraw2FB;
#ifdef FBDEV
#include "fbdev.h"
#else
#include <pthread.h>
#include <semaphore.h>
static int current_bpp = 16;
static int current_pal[256];
static const char *verstring = "PicoDrive " VERSION;
static int scr_changed = 0, scr_w = SCREEN_WIDTH, scr_h = SCREEN_HEIGHT;
/* ifndef is for qemu build without video out */
#ifndef ARM
/* faking GP2X pad */
enum { GP2X_UP=0x1, GP2X_LEFT=0x4, GP2X_DOWN=0x10, GP2X_RIGHT=0x40,
GP2X_START=1<<8, GP2X_SELECT=1<<9, GP2X_L=1<<10, GP2X_R=1<<11,
@ -245,23 +246,24 @@ static void xlib_init(void)
sem_wait(&xlib_sem);
sem_destroy(&xlib_sem);
}
#endif // !ARM
/* --- */
static void realloc_screen(void)
{
void *old = g_screen_ptr;
int size = scr_w * scr_h * 2;
g_screen_width = scr_w;
g_screen_height = scr_h;
g_screen_ptr = calloc(g_screen_width * g_screen_height * 2, 1);
free(old);
g_screen_ptr = realloc(g_screen_ptr, size);
g_menubg_ptr = realloc(g_menubg_ptr, size);
memset(g_screen_ptr, 0, size);
memset(g_menubg_ptr, 0, size);
PicoDraw2FB = g_menubg_ptr;
scr_changed = 0;
}
void update_screen(void)
void plat_video_flip(void)
{
#ifndef ARM
unsigned int *image;
int pixel_count, i;
@ -301,29 +303,45 @@ void update_screen(void)
realloc_screen();
ximage_realloc(xlib_display, DefaultVisual(xlib_display, 0));
}
#endif
}
void plat_video_wait_vsync(void)
{
}
#endif // !FBDEV
void plat_early_init(void)
{
}
void plat_init(void)
{
#ifdef FBDEV
int ret, w, h;
ret = vout_fbdev_init(&w, &h);
if (ret != 0)
exit(1);
g_screen_width = w;
g_menubg_ptr = realloc(g_menubg_ptr, w * g_screen_height * 2);
PicoDraw2FB = g_menubg_ptr;
#else
realloc_screen();
memset(g_screen_ptr, 0, g_screen_width * g_screen_height * 2);
xlib_init();
#endif
// snd
sndout_oss_init();
#ifndef ARM
xlib_init();
#endif
}
void plat_finish(void)
{
#ifdef FBDEV
vout_fbdev_finish();
#else
free(g_screen_ptr);
#endif
sndout_oss_exit();
}