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From: Invisible
Subject: Re: Graphic design
Date: 1 Dec 2011 10:38:35
Message: <4ed79f7b$1@news.povray.org>
On 01/12/2011 03:01 PM, Stephen wrote:
> On 01/12/2011 2:43 PM, Invisible wrote:
>> In 30 years of being alive, I've never seen anybody do calligraphy and
>> get good results. So it can't be that common. :-P
>>
>
> Calligraphy is not that common but I watched a friend teach himself how
> to do it. You need to practice a lot and have proper pens.
>
> Most people could learn. In fact before the advent of ballpoint pens a
> lot of people could write copperplate. It is not that hard.

My sister got given a calligraphy set one time... She never got far with 
it. (Then again, that might just be lack of application.)


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From: Invisible
Subject: Re: Graphic design
Date: 1 Dec 2011 11:06:12
Message: <4ed7a5f4$1@news.povray.org>
On 01/12/2011 03:23 PM, nemesis wrote:
> Invisible escreveu:
>> I've used the Gimp. Everybody claims it's this insanely powerful
>> product. Personally, I can't get it to do anything vaguely useful...
>> If there /are/ powerful features in there, they are very well hidden.
>
> 1. open gimp
> 2. search on google images for "pebbles"
> 3. choose some interesting result, such as this
> http://www.stonetohome.com/media/gbu0/prodlg/Pentland%20Pebbles.jpg
> 4. copy the image
> 5. ctrl+v in Gimp
> 6. Filters -> Map -> Make Seamless
> http://docs.gimp.org/en/plug-in-make-seamless.html
> 7. Filters -> Map -> Tile, choosing Unit % and a value such as 200 or
> 400 http://docs.gimp.org/en/plug-in-tile.html

Interesting. As I expected, it doesn't actually produce a very 
convincing effect; it merely wraps the image, and then does some 
cross-fading. The result is a very visible transition. (Still, at least 
they made it circular, eh?)

I still don't see how it's possible to take an arbitrary image and make 
it properly seamless.

As an aside, I'd never noticed the Filter menu before. There's quite a 
lot of stuff in there...

> is this more challenging than writing a Haskell monad?

What's so hard about that?


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From: nemesis
Subject: Re: Graphic design
Date: 1 Dec 2011 11:25:48
Message: <4ed7aa8c@news.povray.org>
Invisible escreveu:
> On 01/12/2011 03:23 PM, nemesis wrote:
>> Invisible escreveu:
>>> I've used the Gimp. Everybody claims it's this insanely powerful
>>> product. Personally, I can't get it to do anything vaguely useful...
>>> If there /are/ powerful features in there, they are very well hidden.
>>
>> 1. open gimp
>> 2. search on google images for "pebbles"
>> 3. choose some interesting result, such as this
>> http://www.stonetohome.com/media/gbu0/prodlg/Pentland%20Pebbles.jpg
>> 4. copy the image
>> 5. ctrl+v in Gimp
>> 6. Filters -> Map -> Make Seamless
>> http://docs.gimp.org/en/plug-in-make-seamless.html
>> 7. Filters -> Map -> Tile, choosing Unit % and a value such as 200 or
>> 400 http://docs.gimp.org/en/plug-in-tile.html
> 
> Interesting. As I expected, it doesn't actually produce a very 
> convincing effect; it merely wraps the image, and then does some 
> cross-fading. The result is a very visible transition. (Still, at least 
> they made it circular, eh?)

it's a smooth transition that is barely noticeable in the large scheme 
of things.  Once it's mapped on a 3D floor, you simply don't notice the 
faded edges on the tiled floor.

> As an aside, I'd never noticed the Filter menu before. There's quite a 
> lot of stuff in there...

o_0

It's just the bread and butter of bitmap editors...


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From: clipka
Subject: Re: Graphic design
Date: 1 Dec 2011 11:26:29
Message: <4ed7aab5$1@news.povray.org>
Am 01.12.2011 15:24, schrieb Invisible:

> $8,000 is more money than I have ever owned at any time in my entire
> life. (I just changed the exchange rate. On 8 Nov 2007, that would have
> been £3795.07 - and that's the lowest it's been in the last 10 years.)

I'm still waiting for an explanation where you got that $8,000 figure from.

> Would you seriously take out a 5-year loan just to afford some pictures
> to put together a website that *might* get you a few more orders?

I bought a license for this photograph to put on both my website and my 
business card when I was a freelancing embedded software developer:

   http://de.fotolia.com/id/4337839

As you might guess from the price tag, I did /not/ have to take a 5-year 
loan to afford it. (I went for the "L Standard" license, btw.)

I also bought a handful of "S Standard" licenses for other images there, 
which I planned to use on my website as well.


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From: Invisible
Subject: Re: Graphic design
Date: 1 Dec 2011 11:32:04
Message: <4ed7ac04$1@news.povray.org>
>> Interesting. As I expected, it doesn't actually produce a very
>> convincing effect; it merely wraps the image, and then does some
>> cross-fading. The result is a very visible transition. (Still, at
>> least they made it circular, eh?)
>
> it's a smooth transition that is barely noticeable in the large scheme
> of things. Once it's mapped on a 3D floor, you simply don't notice the
> faded edges on the tiled floor.

Maybe. But I'm talking about a 2D website background. It's pretty 
noticeable when half a pebble cross-fades into a different pebble.

>> As an aside, I'd never noticed the Filter menu before. There's quite a
>> lot of stuff in there...
>
> o_0
>
> It's just the bread and butter of bitmap editors...

Well, it's the bread and butter of image processors. It won't help you 
if you're trying to (for example) remove an object from an image...


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From: Invisible
Subject: Re: Graphic design
Date: 1 Dec 2011 11:33:46
Message: <4ed7ac6a@news.povray.org>
On 01/12/2011 04:26 PM, clipka wrote:
> Am 01.12.2011 15:24, schrieb Invisible:
>
>> $8,000 is more money than I have ever owned at any time in my entire
>> life. (I just changed the exchange rate. On 8 Nov 2007, that would have
>> been £3795.07 - and that's the lowest it's been in the last 10 years.)
>
> I'm still waiting for an explanation where you got that $8,000 figure from.

Photography is expensive. That's why only huge publishing corporations 
can afford to do it.

> I bought a license for this photograph to put on both my website and my
> business card when I was a freelancing embedded software developer:
>
> http://de.fotolia.com/id/4337839

I'm quite impressed that you can buy a good quality image like that for 
less than a thousand dollars. Presumably the range of available images 
is highly limited, however...


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From: clipka
Subject: Re: Graphic design
Date: 1 Dec 2011 11:40:16
Message: <4ed7adf0$1@news.povray.org>
Am 01.12.2011 15:26, schrieb Invisible:
> On 01/12/2011 12:22 PM, clipka wrote:
>> Am 01.12.2011 11:02, schrieb Invisible:
>>
>>> I still don't see how you can "fix" the seems. It's not like you can
>>> move individual blades of grass around.
>>
>> For /really/ good seamless textures, that's exactly what you do.
>
> Except that, uh, it can't be done? :-P

Hush - don't tell my mom; she does stuff like that for a hobby. Copying 
stuff from one photo and pasting it into others. She'd indeed isolate 
and copy around individual leaves or grass blades if that gets her where 
she wants to go. You need sufficiently high-res photographs to start 
with of course.

>> You haven't spent much time with Photoshop or Gimp, have you?
>
> Photoshop is /far/ too expensive for me to ever afford. (Especially
> given that I'd probably hardly ever use it anyway.)

How about Photoshop Elements? That's what my mom's been using.

>>> POV-Ray makes nice stone textures (unless you're a geologist) and wood
>>> textures (unless you're a dendrologist). Last time I checked, there's no
>>> way of making a canvas texture or a wet paper texture or a spilled paint
>>> texture or...
>>
>> Make that "last time I checked, no-one had yet found a way of...",
>> because unless you've checked every possible combination of parameters,
>> layered textures, averaged textures, and what-have-you, there are still
>> ways undiscovered that might lead to the desired result.
>
> Most interesting textures do not have closed-form representations.
> POV-Ray only renders closed-form equations. QED.

I don't know the theory behind closed-form and non-closed-form 
equations, but I guess both of your axioms are somewhat flawed, so no 
QED yet.


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From: Stephen
Subject: Re: Graphic design
Date: 1 Dec 2011 12:08:03
Message: <4ed7b473@news.povray.org>
On 01/12/2011 4:33 PM, Invisible wrote:
> Photography is expensive. That's why only huge publishing corporations
> can afford to do it.

Andrew, where do you get these ideas from? You speak/write 
unsubstantiated rubbish at times. Please try not to post before thinking 
because you do yourself no favours.

-- 
Regards
     Stephen


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From: clipka
Subject: Re: Graphic design
Date: 1 Dec 2011 12:24:39
Message: <4ed7b857$1@news.povray.org>
Am 01.12.2011 17:33, schrieb Invisible:
> On 01/12/2011 04:26 PM, clipka wrote:
>> Am 01.12.2011 15:24, schrieb Invisible:
>>
>>> $8,000 is more money than I have ever owned at any time in my entire
>>> life. (I just changed the exchange rate. On 8 Nov 2007, that would have
>>> been £3795.07 - and that's the lowest it's been in the last 10 years.)
>>
>> I'm still waiting for an explanation where you got that $8,000 figure
>> from.
>
> Photography is expensive. That's why only huge publishing corporations
> can afford to do it.

Photography created specifically according to your specifications /can/ 
be expensive, yes. Depends on your motif though: Studio photography is 
pretty affordable actually. After all, the equipment is all there 
already, and all you need to pay is the working time of the 
photographer. With digital cameras, there's also virtually no material 
expense involved.

For example, a professional photo shooting (including makeup and all) 
for a photograph of yourself might come at around 50 €. Probably worth 
it when applying for a new job.

It's when lighting equipment needs to be deployed to some site, the site 
closed down for the shooting, or special props be available, that things 
start getting costly.

>> I bought a license for this photograph to put on both my website and my
>> business card when I was a freelancing embedded software developer:
>>
>> http://de.fotolia.com/id/4337839
>
> I'm quite impressed that you can buy a good quality image like that for
> less than a thousand dollars. Presumably the range of available images
> is highly limited, however...

*facepalm*

You have the website there. Why /presume/, when you can take a look 
around to /see/ for yourself?

You might of course want to try the English site at www.fotolia.com.

(Hint: They claim to have 15 million images available at present.)


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From: nemesis
Subject: Re: Graphic design
Date: 1 Dec 2011 13:02:03
Message: <4ed7c11b@news.povray.org>
Invisible escreveu:
>>> Interesting. As I expected, it doesn't actually produce a very
>>> convincing effect; it merely wraps the image, and then does some
>>> cross-fading. The result is a very visible transition. (Still, at
>>> least they made it circular, eh?)
>>
>> it's a smooth transition that is barely noticeable in the large scheme
>> of things. Once it's mapped on a 3D floor, you simply don't notice the
>> faded edges on the tiled floor.
> 
> Maybe. But I'm talking about a 2D website background. It's pretty 
> noticeable when half a pebble cross-fades into a different pebble.

true enough.  In that case, automatic seamless filters won't cut.  In 
that case, you should select through between borders, cut away 
everything else (ctrl+i for inverse select + ctrl+x), and manually clone 
the layer and position precisely (with ctrl hold down) the center (a 
small cross) of the cloned layers in each of the cardinal positions 
(including nw or se) around the image.  Since you manually selected 
interesting borders through the pebbles, it'll look natural as they are 
one on top of the other.


-- 
a game sig: http://tinyurl.com/d3rxz9


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