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use quad buffering, as emu sometimes runs ahead

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This commit is contained in:
notaz 2009-06-08 01:57:08 +03:00
parent 4c8082789e
commit 5c6e71a061
2 changed files with 6 additions and 8 deletions
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9
gp2x/gp2x.c
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@ -41,11 +41,11 @@ static volatile u32 *gpsp_gp2x_memregl;
#ifdef WIZ_BUILD
#include <linux/fb.h>
void *gpsp_gp2x_screen;
static u32 fb_paddr[3];
static void *fb_vaddr[3];
#define fb_buf_count 4
static u32 fb_paddr[fb_buf_count];
static void *fb_vaddr[fb_buf_count];
static u32 fb_work_buf;
const int fb_buf_count = 3;
static int fb_buf_use = 3;
static int fb_buf_use;
static void fb_video_init()
{
@ -111,6 +111,7 @@ void fb_use_buffers(int count)
else if (count > fb_buf_count)
count = fb_buf_count;
fb_buf_use = count;
memset(fb_vaddr[0], 0, 320*240*2*count);
}
static void fb_video_exit()

5
video.c
View file

@ -3702,10 +3702,7 @@ void video_resolution_small()
resolution_width = 240;
resolution_height = 160;
fb_use_buffers(3);
clear_screen(0);
flip_screen();
clear_screen(0);
fb_use_buffers(4);
flip_screen();
clear_screen(0);
}