[directfb-dev] Re: GdkColor to DFBColor conversion

[Sven Neumann <neo@convergence.de>]

Hi,

Manoj Kumar Bhatta <mkbhatta@yahoo.com> writes:

>    when i am running any application of gtk+ with
> directfb as backend  , i am setting GdkColor  whose
> all structure members are 16 bit integer. But at
> DirectFB DFBColor structure members are all 8 bit
> integer .
> 
> I want to know how conversions happpens if it is 8 bit
> right shift of GdkColor structure members then ,
> GdkColor values(re,gren,blue) may get lost and  it may
> be some other color at DirectFB level .

Some precision is lost, that is correct, but since DirectFB and your
graphics cards can only display 8bit per channel, the color is
essentially the same.


Sven


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