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 Post subject: Anti- Aliasing
PostPosted: Sun Nov 24, 2002 4:52 pm 
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Whats anti-aliasing...? Where do i findo that? Where do i desativate it? If i dont desativate it whats happens? I have a gforce 2 mx 400, is it in a video card?


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PostPosted: Sun Nov 24, 2002 7:25 pm 
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Anti-aliasing is basically the smooth edges that are created in a picture when you look at it on the computer. It's useful for photographs to eliminate choppy edges. For our purposes, your video card doesn't have anything to do with this.
That being said, it's a BAD thing for creating a the bmp for a map.
Compare the below side by side "islands" You'll notice that the left side is smooth, which actually looks better than the one on the right.
Image

Here's a close up. You can see that by using colors that are "close" you can blend the colors of the item and it's background to create a much better looking picture.
Image

The bad thing about all this is that those colors that make up the blend are not colors that Dragon can use when you convert the map. Having anti-aliasing on when you paint will create these extra colors that Dragon can't use, resulting in a messed up map0, which, of course you don't want.
The easiest way to prevent anti-aliasing is to use the "pencil" tool in Photoshop (I'm sure Paintshop Pro has something similar). Additionally, the Magic Wand, Marquee, and Lasso tools have an option in the toolbar for turning it on and off. Make sure the checkbox is de-selected to turn it off. In older versions of Photoshop, the option is in the Info Window.

-Ryandor


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PostPosted: Mon Nov 25, 2002 1:56 am 
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From the FAQ
Quote:
One of the most important things to remember when painting is to make sure that there are no "single" pixels of one color that go into another. The reason for this is because of the way Dragon calculates the transitions. If you have (for example) just one pixel of grass going into a sand area, it will not put a transition there.

You did that all over the place.
Just thought that I would let you know... :lol:

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People ask me why I do this. Why I write such gross stuff. I tell them I have the heart of a small boy... and I keep it in a jar on my desk.
~Stephen King


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PostPosted: Mon Nov 25, 2002 2:23 am 
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True, but for the point of that excersize, getting demonstrating the point was more important. 8)

But bringing that point up is good regardless, as it's one of the most important points of painting the bmp as well. Nicee to know people use the FAQs too! :P

-Ryandor


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PostPosted: Mon Nov 25, 2002 8:35 am 
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LOL yeah... they're like a bible to me (not really but I look at them a lot). :lol:
That and I woundn't want some one seeing this (without reading the FAQs) and thinking it's ok to do that. So I'm just trying to help. :wink:

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People ask me why I do this. Why I write such gross stuff. I tell them I have the heart of a small boy... and I keep it in a jar on my desk.
~Stephen King


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