.PTEX File Extension

A .PTEX file is a Ptex Texture File, created by Walt Disney Animation Studios.

Open with Ptex. Available for Windows.

What is a .PTEX file?

A .PTEX file is a type of digital file specifically used for storing textures, which are images or patterns that can be applied to 3D models in animations and movies. This file format is associated with Ptex, a specialized system designed for mapping these textures onto 3D models without the need for traditional UV mapping techniques. UV mapping is a process where every point on a 3D surface is assigned a coordinate on a texture. Ptex simplifies this by eliminating the need for these coordinates, making the texturing process more straightforward and efficient.

The .PTEX file contains one or more texture images. These images include various channels (like color, bump, or specular maps) and metadata, which provide additional information about the texture. The file is structured so that it can be efficiently accessed and managed through a system that handles memory usage, ensuring that the textures are loaded and used effectively during the rendering process.

To open a .PTEX file, you would typically use the Ptex software itself. Ptex was developed by Walt Disney Animation Studios in the late 2000s with the goal of improving the texture mapping process for high-quality animation production. It was first used in the animated short "Giago's Guest" in 2008 and later in the feature film "Bolt." Since then, it has become a standard method for texture mapping in all of Walt Disney Animation Studios' productions.

In summary, a .PTEX file is crucial in the animation industry, particularly for those using the Ptex texture mapping system, as it allows for storing and managing complex textures efficiently, enhancing the visual quality of animated films and shorts.


Our goal is to help people find the most up-to-date information about file extensions for Windows, Mac, Linux, Android and iOS. We researched over 10,000 file extensions and their respective programs that open those files. If you want to suggest edits or updates about .PTEX file formats, example files, or programs that are compatible. Please contact us.

More extensions