If you’ve been deep in the trenches of battle map creation, you’ve likely seen the cryptic phrase “dungeondraft 1024 upd” floating around forums, Reddit threads (r/dungeondraft), and Discord channels. Is it a new patch? A hidden setting? A magic console command?
The short answer:
In this 2,000+ word deep dive, we will dissect exactly what “1024 upd” refers to, how it relates to texture memory and export resolution, why the default 1024x1024 texture atlas cap is choking your high-definition maps, and—most importantly—how to apply the “unofficial update” to force Dungeondraft to use higher-resolution assets (up to 2048 or 4096) without crashing. To understand the “upd” (update) part, we must first understand the “1024.” dungeondraft 1024 upd
However, the official 1.0.3.2+ beta branches have stopped actively blocking larger atlases. This is a tacit endorsement of the community fix.
In late 2023 / early 2024, power users discovered that by modifying the defaults.json file and forcing the software into a 64-bit memory-aware state, you could change the atlas size from 1024 to . If you’ve been deep in the trenches of
The fix is not a magical download. It is a deliberate, five-minute configuration change that re-architects the software’s core texture pipeline. By changing two numbers in a JSON file and opting into the beta branch, you transform Dungeondraft from a low-res sketchpad into a professional-grade battlemap studio.
Dungeondraft, developed by Megasploot, uses a system. Think of a texture atlas as a giant grid-sheet where all the individual pixels of your terrain brushes, object textures, and material patterns are packed together. When you paint a forest floor, the software doesn’t load 50 individual tree textures; it loads one master sheet. A magic console command
The “UPD” stands for Update — specifically, the 1.0.3.2 beta patch and subsequent community tweaks that allowed for "texture_atlas_size" : 2048 . | Setting | Default (Old) | 1024 UPD (Tweaked) | | :--- | :--- | :--- | | Texture Atlas Size | 1024 | 2048 or 4096 | | Max Texture Memory | 512 MB | 2048 MB (2GB) | | Asset Thumbnail Cache | 256 px | 512 px | | Export Anti-Aliasing | Off / Low | Forced 4x |