http://www.directfb.org
index.html
DirectFB Reference Manual
IDirectFBSurface.html
IDirectFBSurface
SetAlphaRamp
Set the alpha ramp for formats with one or two alpha bits.
SetAlphaRamp (
IDirectFBSurface.html
IDirectFBSurface
*
thiz,
__u8
a0,
__u8
a1,
__u8
a2,
__u8
a3
);
Either all four values or the first and the last one are used, depending on the format. Default values are: 0x00, 0x55, 0xaa, 0xff.
