Sunday, August 18, 2019

Grotesques and other details

Only a few more architectural details remain before I am ready to render v9.5 of the flythrough. The big items are the grotesques from the front facade (as seen below). I don't have enough source images of these carved limestone figures, so photogrametry is not possible at this time. Instead, I used the same technique I utilized on the main entrance foliage, and mapped a single photo over a manually modeled mesh. A height map created with Materialize adds a touch of tessellation. This method creates acceptable -- albeit temporary -- results. 

The grotesques, as shown in the original blueprints.

Photo reference of the north grotesque

Photo reference of the south grotesque

North grotesque in Blender. The photo on the right is mapped onto a lightly extruded model.
North grotesque in UE4

South grotesque in UE4
Compare to the deep relief from the photogrammetry results for the Student (on the center tower)
In addition, I completed the brick box ornaments on the rear elevations...


...and finished the wood/brick wainscot going up to the visitor's box in the gym. 

These stairs were still unfinished in the previous flythrough video

The difficulty was that the angle of the wood wainscot is 41º (not 45º, which would be easier)

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