Live 2022.09.13

Random Walk SSS Sculpture

Taking a look at the new random walk SSS model recently added to Redshift Render

Saul Espinosa shared some really impressive examples of the new SSS model on twitter.

Scene File

2022_09_13_random_walk_SSS_sculpture.hiplc

Lot Subdivision

The Labs Lot Subdivision node is quite useful to quickly build detail to geometry.

Below are some examples of techniques using the lot subdivision node.

2022_09_11_labs_lot_subd.hiplc

2022_09_11_extract_face_transform_labs_lot_subd.hiplc

References

For more inspiration on how this type of workflow could be extended, check out Holden Haotian Zhang's Houdini Greeble Tool

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• 0:00:00 SSS random walk example render
• 0:00:52 SOP modeling begins
• 0:06:00 remesh to grid SOP
• 0:07:00 VOP pattern generation
• 0:09:00 displace mesh using VOP
• 0:14:10 modeling the plinth
• 0:18:20 placing the camera
• 0:19:00 redshift render and lighting
• 0:20:00 redshift shader building
• 0:21:00 SSS random walk settings
• 0:26:00 iterative displacement using for loop
• 0:27:40 fix penetrations using detangle SOP
• 0:47:40 add rectangle area light
• 1:11:25 adding another rect light
• 1:14:00 building shader for the plinth
• 1:18:50 copying rest coordinates initial geo
• 1:19:50 adding shader noise based on rest coords
• 1:28:30 layering materials in the shader
• 1:34:00 adjusting render postFX
• 1:40:30 final render