Exporting color scale renderings from Ladybug simulations outside of Rhino after baking can be challenging as most formats tend to lose the colored information. What steps can we take to address this issue?

Grasshopper result

Bake the results from Ladybug.

Export the 3D file to WRML

Check Vertex Colors

Open Blender

Import the WRML file

The file arrives black

Change Material to Attribute to see the color gradient

Transferring Attribute to Texture

First unwrap the geometry

Select shape -> UV Editing

Object Mode -> Edit Mode

Be sure that all faces are selected (it should be orange)

UV -> Smart UV Project

In Shader Editor

Add a Color Attribute, Right Button click to reveal Col

Link Color to Base Color

Add an Image Texture

Click New and choose 2048×2048 resolution

Click OK

Switch Evee to Cycles

Down to Bake

Bake Type Diffuse

Contribution : Color

Select Texture image panel AND Geometry and then click Bake.

It takes time…

Connect Texture Node to Base Color and activate Color Texture

Secure save the image

Reload if necessary

Export file

https://www.spatial.io/s/EXPORT-RHINO-6356b7afcb7acc000195f2cc?share=1404188291546372979