Miami International Airport. Harmonic Convergence replicate cinema 4d computer design global illumination modelling interior render
 
 
While browsing the internet I found an art installation at Miami International Airport. This one, called “Harmonic Convergence” - because when it’s art it can’t just be called “Coloured Glass walkway” - there’s no way a name like that would be selected as one of the America’s best art in 2012…
 
 
Miami International Airport. Harmonic Convergence replicate cinema 4d computer design global illumination modelling interior render
Photo credit - Critical Miami
I figured I could replicate this in 3D, so with several photos to go off and some ideas on how to get GI working, off we went. To make it offensive it's a photo of Chicago in the background - first "cityscape" image I saw that would work.
I think it's 90% of the way there, and in short I've run out of time. That last 10% can take 90% of the time. It's also hard to pick how the room acutally acts with the light, some photos the light is solely  from the coloured glass, others have addtional lighting.
Miami International Airport. Harmonic Convergence replicate cinema 4d computer design global illumination modelling interior render
3D Render
Miami International Airport. Harmonic Convergence replicate cinema 4d computer design global illumination modelling interior render
3D Render
Miami International Airport. Harmonic Convergence replicate cinema 4d computer design global illumination modelling interior render
3D Render
Miami International Airport. Harmonic Convergence replicate cinema 4d computer design global illumination modelling interior render
3D Render
Room:
Simple shape extruded around. The roof is a gird cloner with a pre extrude tile and some selection tags in order to apply multiple textures. Using the mograph selector and a plain effector I removed tiles for the light fixtures, which are a linear cloner. If I had done more research, and maybe taken a trip to Miami Airport (bit of a commute to check it out) I might have picked up on a few things I missed like the extra bracing, and that the strip under "MIA Mover" test is reflective, not blue.
 
Window:
Cloners for the win. As I’ve come across with CUBA, cloners on a 45° angle are not fun. Firstly the math is a pain, working with diagonals (√x²+y²) plus a grid cloner has strange numbers, and that only does ½ of them and you have a whole lot of gaps. For the glass I made a grid of 30x30 thew them all into a null, rotated that 45 and then used the selector and a plain effector to remove all the excess. The beams are cylinders and scaled torus’ in a cloner, same trick with the rotation.
The coloured glass uses a shader effector and gradient texture with turbulence and a noise pattern to get the mixed glass result. This sits in the luma channel, then the cloner has a glass texture that looks at the shader for its luminance.
The window grout is a object cloner using the edges of the window glass.
 
Render
Physical Sky, Physical render, GI, Ambient Occlusion.
Global illumination - using an interior - high defuse depth preset with a bump in saturation and gamma. The light fixtures also contribute to the lighting with a luminance channel and generating GI - that useful illumination tab!
 
Final render times ~25 minutes.
Miami International Airport. Harmonic Convergence replicate cinema 4d computer design global illumination modelling interior render
Yes, the sky is on an angle...
Miami International Airport. Harmonic Convergence replicate cinema 4d computer design global illumination modelling interior render
Cloner before rotation null and hiding the extra clones
Miami International Airport. Harmonic Convergence replicate cinema 4d computer design global illumination modelling interior render
Coloured glass material for the Colour shader, in conjunction with a glass texture using the colour shader on the colour and transparency channels.
Miami Airport
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