Exporting Correct Smoothing on Models
Understanding Smoothing Groups and Explicit Normals
Discussion on smoothing groups and explicit normals and how they relate to Source.
OSL: Multi Gradient
The Multi Gradient OSL map has several gradient masking options.
MDL Loader isn't working
Instructions on manually setting the correct plugin paths if WW did not set them during installation.
Unknown System Exception
Steps on fixing problems with an Unknown System Exception when importing files.
Studiomdl.exe - Model has 2-dimensional geometry
Relates also to: Error with convex elements of Mesh
This error is usually caused by models having a $concave flag that do not have proper collision hulls.
Collision Hulls in 3ds Max for Source
Using WWMT in 3ds Max to create your model's collision hull with the Quick Hull feature.
Running the Model Tools
How to run the Wall Worm Model Tools for the first time.
WWMT Requirements
Requirements for installing and using Wall Worm Model Tools.