DEU is a WAD file editor. Use it to edit one level, then save it in a
patch WAD file (PWAD), or in the main WAD file.
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/ / DOOM(TM) EDITOR UTILITIES //
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INDEX
1 Introduction and DEU Features
2 Starting DEU
2.1 Command line parameters
2.2 Preference Settings
2.3 Initialization file DEU.INI
3 DEU Main Menu
4 The Level Editor
4.1 Keyboard Quick Reference
4.2 Keyboard Commands Full Description
4.3 Mouse Commands
4.4 The Menu Bar
5 WAD file description, flags, etc...
5.1 Vertices (description of)
5.2 LineDefs (description of)
5.3 SideDefs (description of)
5.4 Sectors (description of)
5.5 Things (description of)
5.6 LineDefs attributes
5.7 LineDefs types
5.8 Normal/Upper/and Lower Textures
6 Special DOOM Areas. Lifts, Doors, and more!
6.1 Doors
6.2 Lifts
6.3 Teleporters
6.4 Stairs
6.5 Secret Areas
6.6 Standard Rooms
7 How to try out your new level(s)
8 Troubleshooting
8.1 Video problems
8.2 Pointer problems (mouse, cursor)
8.3 Hall of mirrors (HOM) effect
8.4 The 'Ruler' cursor leaves garbage on the screen.
8.x Coming down off a DOOM rush.
9 Tutorial
10 Tips
10.1 Generic editing tips
10.2 DOOM/DEU limitations
=====================================================================
[1] Introduction
=====================================================================
DEU is an extremely powerful DOS based editor that enables you to add your
creativity to one of the most exciting PC games on the market...
D O O M
(c) id software
(Please read the file README.1ST first. It contains important
information about copyrights and trademarks.)
DEU Features
------------
- Full Function Level Editor
- Most doom structures can be edited.
(Things, Vertices, Linedefs, Sidedefs, Sectors, Demos, more...)
- Create a Level From Scratch.
- Modify existing id levels or user created levels.
- Special Features
- Insert a Pre-defined object
- Rectangle
- N-sided Polygon
- 'Drag-n-Drop' stretching and shrinking of sectors.
- Scale and rotate sectors, linedefs, vertices, or things.
- Quickly define an area (selection box) and mass select
everything in it.
- Sector floor/ceiling height distributor for easy stairways.
- Diagnostic Tools
- Detects WAD errors.
- Warns you if you've forgotten player start things.
- Can automatically correct some problems.
- Use this to fix those problem wads, even if you created them with
other editors. (Note: if the other editor uses non-standard
constructs you may not be able to take the WAD back to the other
editor.)
- WAD File merging capability.
- Load and Merge multiple levels into a single WAD file.
- Import RAW data into DOOM object and save it in a PWAD.
- Renumber Maps to different Episodes and Levels.
- Much Much More!
- Try it and see. Just DEU it!
=====================================================================
[2] Starting DEU
=====================================================================
DEU may be started by typing DEU at a DOS prompt.
> DEU [options]
Start DEU with the default IWAD file, DOOM.WAD and no PWADs.
> DEU [options] -file
[...] (-zoom) (-main) (-pwad) (-video) [OutputFile] the floor will stop just below a neighboring floor. 
