HOG File – What is .hog file and how to open it?


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HOG File Extension

Descent or Descent 2 Mission File – file format by Interplay Productions

HOG is a file extension for Descent or Descent 2 Mission Files developed by Interplay Productions. It stores map data, mission objectives, and other information for the Descent and Descent 2 video games.

HOG File: Overview

A HOG file (Hierarchical Object Graph) is a Quake engine-based game archive format developed by id Software. It stores various game resources, such as models, textures, sounds, and maps, in a hierarchical data structure. HOG files are essential for distributing game content efficiently and organizing assets for easy loading and retrieval during gameplay.

HOG File Structure

HOG files utilize a tree-like structure to organize game assets. The root directory contains subdirectories that categorize resources by type. For instance, models may be grouped under “models,” while textures reside in “textures.” This hierarchical structure allows for efficient navigation and resource management within the game engine. Each resource in the HOG file is assigned a unique identifier, enabling fast access and streaming during gameplay. HOG files are typically compressed using a proprietary algorithm, which reduces file size while maintaining resource integrity.

Opening HOG Files with Specialized Programs

HOG files, typically associated with the classic action games Descent and Descent II, are mission files that contain game-specific data such as level geometry, enemy placement, and objectives. To open and play HOG files, specific software is required. One popular choice is the Descent Level Editor (DLE), a tool designed to create and edit Descent missions. DLE allows users to import HOG files, view their contents, and make modifications. Another option is the GOG.com client, which provides a player-friendly interface for launching HOG files and includes built-in emulation support for Descent and Descent II.

Alternative Methods for Extracting File Contents

In some cases, it may be necessary to extract the contents of HOG files without using specialized game software. This can be achieved using general-purpose file extraction tools such as WinRAR or 7-Zip. By selecting the “Extract to” option, users can decompress the contents of the HOG file into a designated folder, allowing them to view or modify the individual files within. However, it’s important to note that extracting HOG files without using dedicated game software may compromise the game’s functionality or result in unexpected behavior, particularly if the files are subsequently modified and re-inserted into the game.

HOG File Format: Descent Mission Data

A HOG file stores mission-related data for the video game Descent and its sequel, Descent 2. These files contain information such as level geometry, object placement, enemy spawns, and other gameplay elements that define the in-game environment. HOG files are essential for customizing and modding the Descent games, allowing players to create their own missions and share them with the community.

HOG File Structure and Extraction

Internally, HOG files are organized into multiple subdirectories and subfiles. Each subdirectory typically stores a specific type of data, such as textures, models, sounds, and scripts. HOG files can be extracted using specialized programs such as the Descent HOG Extractor or the OpenHOG tool. These tools allow users to access and edit the individual elements within the HOG file, enabling them to create custom missions, modify existing ones, or create total conversions for the game.

Other Extensions