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Alpha Channels
Posted: Mon Feb 14, 2005 3:02 pm
by At0miC
Heya I would like to learn how to create an alpha channel (masked stuff) to a custom texture.
For example this one:
So the black would be invisible in the game.
Could someone explain me how I can do it, just simple I don't need a whole storie
I'm using Paint Shop Pro 8
Thnx

Posted: Mon Feb 14, 2005 3:41 pm
by jv_map
Hmm I only know how to do it with Photoshop

Posted: Mon Feb 14, 2005 8:05 pm
by Rookie One.pl
Fairly easy. Take the wand tool, adjust the settings so that it just selects the black area and mess around with the channels menu - there's something like 'load alpha from selection'.
Posted: Mon Feb 14, 2005 8:13 pm
by At0miC
Excuse me, were can I find the wand tool?

select
Posted: Mon Feb 14, 2005 8:29 pm
by tltrude
It should be one of the options under the selection tool on the left. It looks like a microphone. Any tool, with the down-pointing arrow, has more options.
You can add to what the wand has selected by right clicking it on a new area and picking "add to selecton"--at least that is how it works in photoshop 5.5.
thanks
Posted: Mon Feb 14, 2005 10:01 pm
by At0miC
Okay thanks rookie and tltrude, I'll try
By the way, do I have to do something with the shader of the texture for the alpha channel? Because I saw something about it in shaders.
Re: thanks
Posted: Mon Feb 14, 2005 11:04 pm
by wacko
At0miC wrote:By the way, do I have to do something with the shader of the texture for the alpha channel? Because I saw something about it in shaders.
Sure u'll have to. Easiest way would be to copy/paste one of the other masked textures and change the folders and names