Link the included texture files to the "Washboard" material slot.
If the "Wing" looks distorted, perform a Smart UV Project to reset the texture coordinates. Washboard_Decompose_Improper_Wing.7z
Look for the "Washboard" effect (jagged, unintended ridging on the surface). Link the included texture files to the "Washboard"
If you are using this to fix a 3D model (like a car spoiler or aircraft wing): Load the main mesh. Identify "Improper" Areas: Washboard_Decompose_Improper_Wing.7z
This is often caused by poor vertex normals or overlapping faces. In Edit Mode, press P > Separate by Loose Parts .