WBD-WBN
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WBD/WBN Description
WBD is a "Windows Bounds Dictionary" file usually located in the "Rockstar Games\Grand Theft Auto IV\pc\data\maps\xxx_folder\xxx.img"
WBN is a "Windows Bounds Nodes" file usually located in the "Rockstar Games\Grand Theft Auto IV\pc\data\maps\xxx_folder\xxx.img"
these files are the method used within GTA-IV for collision files, early indications show that map model colision files are mapped in game "World coordinates"
File Format
Here is some basic information that has been gathered so far. (From decompressed ext_door.wbd)
- CPU Offsets are of form [xx xx xx 50] * Data Offsets are of form [xx xx xx 60]
WBD Header ------------------------------------------------------------------- Offset Size Type Data Description ------------------------------------------------------------------- 0x00 4b LONG VTable 0x04 4b Offset Offset to blockMap 0x08 4b LONG Unknown 0x0C 4b LONG Unknown 0x10 8b SimpleCollection<Hashes> Collection that contains all hashes of the models 0x18 8b PointerCollection<Bounds> Collection that contains pointers to the bounds data
-------------------------------------------------------------------- SimpleCollection (BlockSize 0x08) Contains data of the given type -------------------------------------------------------------------- 0x00 4b Offset Offset to the Data 0x04 2b Short Data Count 0x06 2b Short Data Size
-------------------------------------------------------------------- Bounds data -------------------------------------------------------------------- 0x00 4b Long VTable 0x04 2b Short ??? 0x06 2b Short ??? 0x08 2b Short ??? 0x0A 2b Short ??? 0x0C 4b Float Bounds Sphere Radius 0x10 4b Float Bounds Box Max <X> 0x14 4b Float Bounds Box Max <Y> 0x18 4b Float Bounds Box Max <Z> 0x1C 4b Long Always 1 <??01 00 80 7F> 0x20 4b Float Bounds Box Min <X> 0x24 4b Float Bounds Box Min <Y> 0x28 4b Float Bounds Box Min <Z> 0x2C 4b Long Always 1 <??01 00 80 7F>
WBN Header ------------------------------------------------------------------- Offset Size Type Data Description ------------------------------------------------------------------- 0x00 4b LONG VTable 0x04 4b Offset ???? 0x08 4b Offset Collection of Bounding Definitions (see VTable page)
See also
GTAForums: Collision format post in IV model format topic – by Prince-Link
 Grand Theft Auto IV | |
|---|---|
| File Formats | .dat • .gxt • .ide • .img • .ipl • .nod • .sco • .rpf • .rrr • .wad • .wbd/.wbn • .wdd • .wdr • .wft • .whm • .wpl • .wtd |
| Documentation | Audio • Bink Video • Cryptography • Cutscenes • GXT Text • Image listing • Keycodes • Map Listing • Native functions • Paths • Radar Blips • Radio Stations • Saves • Scenarios • VTable • Weapons |
| Tools | ASI Loader • ENBSeries • G-Texture • GIMS IV • Ingame WPL Editor • IV Needle • OpenIV • SparkIV • XLiveLess • WPL Manager • X Mod Installer Alice • C++ Script Hook • .NET Script Hook • Scocl |
| Tutorials | Importing Textures with OpenIV • Importing Textures with SparkIV |
| Modifications | Gostown IV • Four Multiplayer • IV Multiplayer • CitizenMP:IV Reloaded |
| Useful links | Community portal • Discussion forums • Modding forums • Mods on GTAGarage.com |
