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Modelling question

Posted: Wed Feb 21, 2007 2:58 am
by kepler
Hello, how can I model a text "recessed" in a mesh like in this image? Using booleans would be very complicate to do!
Sorry for the stupid question (not for me, though).

Posted: Wed Feb 21, 2007 3:23 am
by drBouvierLeduc
Isn't that just a bump-map ?
Otherwise I don't see a simple way to achieve this, except using boleans.

Posted: Wed Feb 21, 2007 3:36 am
by kepler
drBouvierLeduc wrote:Isn't that just a bump-map ?
Otherwise I don't see a simple way to achieve this, except using boleans.
Yes, maybe bump-map is the only alternative. I should study more about these techniques...

Posted: Wed Feb 21, 2007 3:56 am
by SmartDen
with new 2.43 version you can displace it as well

Posted: Wed Feb 21, 2007 4:02 am
by manitwo
:D indeed i used bumpmapping.

Posted: Wed Feb 21, 2007 7:00 am
by kepler
Thank you very much for the replies!

I need some tips about making (text) bump-maps. I've tried writing in white the word "indigo" in a square, black, image and then using it as a bump-map with a "b" factor 0.001 on a gold cube. Here's the result:


Image


As you can see the text is not realistic, you can't compare it with that of manitwo's image :?
I've tried with "b" equal to 0.01, 0.0001 but in the first case it seems to "sharp", in the second there's no difference with the "b = 0.001" image. :shock:
My conclusion is that probably is my bump-map image that is wrong; what should I do?

@ manitwo: can you show me the bump-map you've used to make the can picture?

Posted: Wed Feb 21, 2007 7:05 am
by kepler
SmartDen wrote:with new 2.43 version you can displace it as well
Thank you, I'm studying that way too!

Posted: Wed Feb 21, 2007 7:06 am
by drBouvierLeduc
two advices : use a rather high resolution image (>1000 x 1000), and blur it a little, avoid pure black and white

Posted: Wed Feb 21, 2007 7:09 am
by manitwo

Posted: Thu Feb 22, 2007 7:28 pm
by kepler
Thank you very much again! I have another question: is it possible to export displacement maps into Indigo? It seems not... I have read this guide to learn the basics of displacement (the site is unavaiable at the moment that I'm writing this post) and I can achieve very nice results but I'm not able to use Indigo. Can you give me some tips if there is the possibility to use displacement also with Indigo?

Posted: Fri Feb 23, 2007 3:55 am
by Kram1032
Yummie, vanilla!!!!

Posted: Fri Feb 23, 2007 5:37 am
by zsouthboy
Just bake the displacement map onto a mesh, silly :)

Posted: Fri Feb 23, 2007 9:32 am
by kepler
zsouthboy wrote:Just bake the displacement map onto a mesh, silly :)
Can you tell me how to do it? :?

Posted: Fri Feb 23, 2007 1:21 pm
by Kachu
Add a displace modifier and use the image as a texture when you apply it.

Posted: Fri Feb 23, 2007 10:03 pm
by kepler
Kachu wrote:Add a displace modifier and use the image as a texture when you apply it.
Thank you very much!!! :D