pixelab.be blog

About me & this blog

Graduated Architect living in Brussels, I'm specialized in the field of architectural visualization.
This blog covers mainly non-professional CG work, architectural rendering, WIPs, photography, CG materials & methods, tutorials, render theories etc.
To see my professional work please visit pixelab, and don't forget to buy me a coffee if you find something useful here ! ;)

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Inverted “Looking into the past”

I had recently the opportunity to make illustrations for a serie of illustrations for debates about Brussels urbanism for distrurb.be. The idea was to work with old pictures of Brussels, and reuse the “Looking into the past” idea but by inverting it, putting the a recent picture of the real world into the old one instead of the old into the reality. With a bit a photoshop of course.

Here’s the result, hope you like the idea.

More info on the debate in french/dutch, and the flyer with text.

Masks : Essential tools for your CG workflow 1/2

update 1-oct-2009/ thanks to Peter, I’ve learned that Multimatte workd by default with object IDs. The topic has then be corrected/completed

update 27-oct-2009/ added some info on the “Affect channel : All channels” option of a material

When it come to archviz rendering, one of the first thing to learn is to create good masks to retouch materials or objects individually in photoshop. If the most popular alpha mask allows you to cut out the entire rendering from his background, other type of masks (based on elements or objects) became essential for an efficient workflow in archviz.

TP_MDW_insula_white.MultiMatteElement.0000_resize_resize
fig 1. A perfect mask

I remember times where I did a second rendering with the same point of view, where every material was replaced by a self-illumated conterpart in order to save one or several DIY “masking pass” …a time consuming method, either on material editing or rendering. I even remember cutting out glass masks for buildings directly in Photoshop. Brrrrr :)

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Photoshop cheat sheets

Discovered that today… why didn’t thought of that before ? ;)

-> Photoshop Cheat sheets