fbg_fbdev.h File Reference

#include <linux/fb.h>
#include "fbgraphics.h"

Go to the source code of this file.

Data Structures
struct	_fbg_fbdev_context
	fbdev wrapper data structure More...

Macros
#define	fbg_fbdevInit()   fbg_fbdevSetup(NULL, 0)
	initialize a FB Graphics context with '/dev/fb0' as framebuffer device and no page flipping More...

Functions
struct _fbg *	fbg_fbdevSetup (char *fb_device, int page_flipping)
	initialize a FB Graphics context (framebuffer) More...

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Data Structure Documentation

_fbg_fbdev_context

struct _fbg_fbdev_context

fbdev wrapper data structure

Definition at line 35 of file fbg_fbdev.h.

Data Fields
unsigned char *	buffer	Memory-mapped framebuffer.
int	fd	Framebuffer device file descriptor.
struct fb_fix_screeninfo	finfo	Framebuffer device fix. informations.
int	page_flipping	Flag indicating that page flipping is enabled.
struct fb_var_screeninfo	vinfo	Framebuffer device var. informations.

Macro Definition Documentation

fbg_fbdevInit

#define fbg_fbdevInit

(

)

fbg_fbdevSetup(NULL, 0)

initialize a FB Graphics context with '/dev/fb0' as framebuffer device and no page flipping

Definition at line 60 of file fbg_fbdev.h.

Function Documentation

fbg_fbdevSetup()

struct _fbg* fbg_fbdevSetup	(	char *	fb_device,
		int	page_flipping
	)

initialize a FB Graphics context (framebuffer)

Parameters

fb_device	framebuffer device (example : /dev/fb0)
page_flipping	wether to use page flipping mechanism for double buffering (slow on some devices)

Returns

_fbg structure pointer to pass to any FBG library functions