Kenneth wrote on 26/02/2018 22:05:
> I'm continuing to work on my 'city buildings' scene from a couple of months ago.
> I want to turn all the different buildings into height_fields-- not the usual
> 'from the ground up' HF's, but as the building faces, to add some dimensionality
> to them. They probably aren't going to be seen in close-up, but I think they
> will look more realistic than just flat-surface box shapes, if only for the
> extra shadows they provide.
> 
> These are some that I've already made-- they are tiled HFs that I can chop up or
> assemble into bigger buildings.  These renders are just basic tests to make sure
> that my code is aligning the faces correctly, and to check that the features and
> reflections are where they are supposed to be. The thin red line vertical line
> at the corners shows that the faces align.  I haven't yet 'scaled' my HF code to
> make sure that all the floor-levels of each building are the same height, or
> made any '1st floor' artistic modifications (for lobbies, possible store-fronts,
> etc... which I haven't figured out yet!)
> 
> The shape of the image_maps shows the actual 'tiles' I made, with their various
> window repetitions. But my code can chop them up into individual window 'units'
> if I want. Some image_maps have more windows, some less.
> 
> It's all very tedious Photoshop work, with back-and-forth testing.
> The interesting thing about the HFs is, I chose 50% gray as the 'flat face' of
> the building, rather then black. This way, I can make indents AND protrusions.
> The air conditioning units are one such protrusion; and the last image has been
> the most detailed yet.
> 
> I haven't yet integrated this HF idea into my main scene code;  some re-working
> will be needed there.
> 
> The actual building appearance is from internet images I downloaded, then made
> into tiles for repetition (same as in my original scene.) Some of those
> originals were quite small in pixel-size and had to be blown up to work with (to
> create a higher-rez HF).
> 

I'm curious to see the final work, the results are very nice.
Paolo

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