On 2/17/21 10:59 PM, Robert McGregor wrote:
> Here is the result of assembling my sci-fi assets into a scene, as astronauts
> investigate an ancient alien artifact at sunrise on a distant world. The
> material I used for the orange/glassy portion of the artifact was incredibly
> slow to render, so it took almost two days.
> 
> As a post-processing step I also wrote a simple brightness mask scene file that
> reads in an existing image and masks off (as black) areas that are below a
> specified brightness threshold. A simple 5x5 Gaussian convolution matrix is then
> iterated across the resulting masked image to blur the remaining pixels for a
> simple glow effect (not sure if this is similar to what Sam Benge does for his

> multi-pass rendering methods that I posted here a decade ago, the glow results
> are then composited with the original image (e.g., the halo around the

> 

like the the alien moon... nice!

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