Arnold Extend Workflow “user_data_string”

Based on this method - setup automates texture path assignment for Arnold Render in Cinema 4D,
designed to streamline workflows with Substance Painter and batch texture assets

youtube preview, workflow download

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Key Features

• Random textures from a selected folder (Arnold Renderer)
• Allows manual selection of a specific texture via index
• Uses String-type User Data for dynamic path control

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How to Set Up

1. Create a new object
2. Go to:
   User Data > Add User Data > Load Preset (ARND_STRING_ATR) > OK
3. Copy the yellow Xpresso tag from the provided example object
4. Make sure your textures are named numerically (e.g. BaseColor_01.jpg, BaseColor_02.jpg)

Tip: Use Adobe Bridge or similar tools for batch renaming

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Example Use Cases

• Random texture assignment for multiple clones or assets / meshes
• Quick material variations without duplicating shaders

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Tags

cinema-4d c4dtoa arnold xpresso user-data string-attribute texture-randomizer user_data_string
multi-shader-arnold user_data_string-random random-textures-from-folder-in-arnold-shader
substance-painter workflow-tools shader-automation cg-tools aleksandrovsky gpt-assisted

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Assembled by AleksandrovskyV, with assistance from GPT.
Feel free to fork, break, or improve this setup 🔧