fb

Documentation

Index

• func DrawImageAt(img image.Image, posx int, posy int) error
• func DrawOnBufAt(buf []byte, img image.Image, posx int, posy int, stride int, bpp int)
• func DrawScaledImageAt(img image.Image, posx int, posy int, factor int) error
• func DrawScaledOnBufAt(buf []byte, img image.Image, posx int, posy int, factor int, stride int, ...)
• func FbInit() (int, int, int, int, error)

Functions

func DrawImageAt

func DrawImageAt(img image.Image, posx int, posy int) error

func DrawOnBufAt

func DrawOnBufAt(
	buf []byte,
	img image.Image,
	posx int,
	posy int,
	stride int,
	bpp int,
)

func DrawScaledImageAt

func DrawScaledImageAt(img image.Image, posx int, posy int, factor int) error

func DrawScaledOnBufAt

func DrawScaledOnBufAt(
	buf []byte,
	img image.Image,
	posx int,
	posy int,
	factor int,
	stride int,
	bpp int,
)

func FbInit

func FbInit() (int, int, int, int, error)

FbInit initializes a frambuffer by querying ioctls and returns the width and height in pixels, the stride, and the bytes per pixel