Re: [Mlterm-dev-en] feature request: coloured transparency

[MINAMI H. <mi...@mi...>]

On Tue, Mar 08, 2005 at 09:39:45AM +0100, Mike FABIAN wrote:
> Mike FABIAN <mf...@su...> =E3=81=95=E3=82=93=E3=81=AF=E6=9B=B8=E3=81=
=8D=E3=81=BE=E3=81=97=E3=81=9F:
>=20
> > Christian Zoz <zo...@su...> =E3=81=95=E3=82=93=E3=81=AF=E6=9B=B8=E3=81=
=8D=E3=81=BE=E3=81=97=E3=81=9F:
> >
> >> On Fri, Mar 04, MINAMI Hirokazu wrote:
> >
> >>> For mlterm 2.9.x, you can set translucent image as a background.
> >>> i.e. if you set 1x1 blue half-transparent image(attached) as
> >>>  mlterm -p 1x1_blue.png
> >>
> >> I tried that, but the result was kind of funny. The background then
> >> was a part of the mlterm configuration window.
> >
> > I see the same effect as Christian. Looks like in this
> > screen shot:
> >
> > http://www.suse.de/~mfabian/misc/mlterm-20050304/mlterm-1x1_blue.png
>=20
> This happens when mlterm is build with
>=20
>     	    --with-imagelib=3Dimlib
>=20
> When gdk-pixbuf is used instead:
>=20
> 	    --with-imagelib=3Dgdk-pixbuf

I forgot to note that alpha-blending is only implemented=20
in gdk-pixbuf support module. Sorry.

Since imlib 1.x drops alpha values while loading image,
it's not easy to suport color-blending with imlib1.

> the behavior is different, then I get:
>=20
>     mike@kibou:~$ mlterm -p pic/backgrounds/1x1_blue.png
>     X Error of failed request:  BadDrawable (invalid Pixmap or Window
>     parameter)
>       Major opcode of failed request:  73 (X_GetImage)
>       Resource id in failed request:  0x0
>       Serial number of failed request:  281
>       Current serial number in output stream:  281
>     mike@kibou:~$ mlterm -p pic/backgrounds/1x1_blue.png
>=20
> Other backgrounds work fine, 1x1_blue.png is the only picture I could
> find so far which shows this problem.

Hmm, I could reproduce the problem on -depth=3D8 but not on -depth=3D24.
Are you running X in 256 color mode? and how did you set your root
pixmap?

minami