WDR

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Revision as of 10:57, 8 August 2009 by Gforce (talk | contribs) (Undo revision 6930 by Aschratt (Talk))
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WDR Description

WDR is the format used for map models and weapons in GTA-IV.

File Format

RSC CPU section (Size found from the flags @ 0x08 of RSC file header)

-Note on RSC (24 + 8) pointer structure:

* CPU Offsets are of form [xx xx xx 50] * Data Offsets are of form [xx xx xx 60] 

WDR Header (BlockSize 0x2A0)
-------------------------------------------------------------------
Offset	Size	Type	Data			Description
-------------------------------------------------------------------
0x00	4b	Unknown	Flags			(Usually 0x00695254)
0x04	4b	Offset	HeaderLength		(Usually 0x90)
0x08	4b	Offset	ShaderGroup 		(0 = no Shaders)
0x0C	4b	Offset	SkeletonData	 	(0 = no Skeleton)
0x10	4b	FLOAT	Center x
0x14	4b	FLOAT	Center y
0x18	4b	FLOAT	Center z
0x1C	4b	FLOAT	Center w
0x20	4b	FLOAT	BoundsMin x
0x24	4b	FLOAT	BoundsMin y
0x28	4b	FLOAT	BoundsMin z
0x2C	4b	FLOAT	BoundsMin w
0x30	4b	FLOAT	BoundsMax x
0x34	4b	FLOAT	BoundsMax y
0x38	4b	FLOAT	BoundsMax z
0x3C	4b	FLOAT	BoundsMax w
0x40	4b	Offset	Pointer ModelCollection	(0=Non existing)
0x44	4b	Offset	Pointer LOD models 	(0=Non existing)
0x48	4b	Offset	Pointer LOD models 	(0=Non existing)
0x4C	4b	Offset	Pointer LOD models 	(0=Non existing)
0x50	4b	FLOAT	Max Vectorx 		(Usually 9999.0)
0x54	4b	FLOAT	Max Vectory 		(Usually 9999.0)
0x58	4b	FLOAT	Max Vectorz 		(Usually 9999.0)
0x5C	4b	FLOAT	Max Vectorw 		(Usually 9999.0)
0x60	4b	LONG	ObjectCount
0x64	4b	LONG	Unknown			(Usually 0xFFFFFFFF)
0x68	4b	LONG	Unknown			(Usually 0xFFFFFFFF)
0x6C	4b	LONG	Unknown			(Usually 0xFFFFFFFF)
0x70	4b	FLOAT	Unknown
0x74	20b	Unknown 			(Usually all zeros)
0x88	8b	Unassigned data			(0xCDCDCDCDCDCDCDCD)
0x90	4b	End of Header			(Usually 0x00000000)

--------------------------------------------------------------------
ModelCollection (BlockSize 0x08)
--------------------------------------------------------------------
0x00	4b	Offset	Pointer to Model
0x04	2b	Short	Number of Pointers
0x06	2b	Short
0x08	Padding till 0x0F

--------------------------------------------------------------------
Model (BlockSize 0x20)
--------------------------------------------------------------------
0x00	4b	LONG	VTable	0x34026B00
0x04	8b	PointerCollection<Geometrys>
0x0C	4b	Offset 	SimpleArray<Vector4> (Unknown Vectors)
0x10	4b	Offset 	SimpleArray<Integer> (Material Mappings)
0x14	2b	Short	Unknown1 (Usually 0)
0x16	2b	Short	Unknown2
0x18	2b	Short	Unknown3
0x1A	2b	Short	GeometryCount
0x1C	Padding till 0x0F

--------------------------------------------------------------------
Geometry (BlockSize 0x50)
--------------------------------------------------------------------
0x00	4b	LONG	VTable			0xF4486B00
0x04	4b	LONG	Unknown 1		(Usually 0)
0x08	4b	LONG 	Unknown 2		(Usually 0)
0x0C	4b	Offset 	VertexBuffer
0x10	4b	LONG	Unknown 3		(Usually 0)
0x14	4b	LONG 	Unknown 4		(Usually 0)
0x18	4b	LONG	Unknown 5		(Usually 0)
0x1C	4b	Offset	IndexBuffer
0x20	4b	LONG	Unknown 6		(Usually 0)
0x24	4b	LONG 	Unknown 7		(Usually 0)
0x28	4b	LONG	Unknown 8		(Usually 0)
0x2C	4b	LONG	IndexCount
0x30	4b	LONG	FaceCount
0x34	2b	Short	VertexCount
0x36	2b	Short	PrimitiveType
0x38	4b	LONG	Unknown 9		(Usually 0)
0x3C	2b	Short	VertexStride		(36 without normal map, 52 with normal map)
0x3E	2b	Short	Unknown 10		(Usually 0)
0x40	4b	LONG	Unknown 11		(Usually 0)
0x44	4b	LONG	Unknown 12		(Usually 0)
0x48	4b	LONG	Unknown 13		(Usually 0)
0x4C	Padding till 0x0F

--------------------------------------------------------------------
VertexBuffer (BlockSize 0x40)
--------------------------------------------------------------------
0x00	4b	VTable	0xD8BA6B00
0x04	2b	Short 	VertexCount
0x06	2b	Short	Unknown 1		(Usually 0)
0x08	4b	Offset	DataOffset to VertexData
0x1C	4b	LONG	VertexStride		(36 without normal map, 52 with normal map)
0x20	4b	Offset	VertexDeclarationOffset
0x24	4b	LONG	Unknown 2		(Usually 0)
0x28	4b	Offset	DataOffset to VertexData (Again)
0x2C	4b	LONG	Unknown 3		(Usually 0)
0x30	20b	0xCD Padding

--------------------------------------------------------------------
IndexBuffer (BlockSize 0x40)
--------------------------------------------------------------------
0x00	4b	VTable	0x70B86B00
0x04	4b	LONG	IndexCount
0x08	4b	Offset	DataOffset to IndexData
0x1C	4b	LONG	Unknown 1		(Usually 0)
0x20	20b	0xCD Padding

--------------------------------------------------------------------
ShaderGroupData (offset remarked in Header at 0x08) (BlockSize 0x50) 
--------------------------------------------------------------------
0x00	4b	VTable  [0x44166B00]
0x04	4b	Offset	TextureDictionairy (0 = no Embedded textures)
0x08	8b	PointerCollection to ShaderFX objects
0x10	48b	Zeros
0x40	8b	SimpleCollection VertexDeclarationUsageFlags
0x48	8b	SimpleCollection UnknownInts

-----------------------------------------------------------------------------------------------------
ShaderFX (offset remarked in ShaderGroupData in the PointerCollection ShaderFX 0x08) (BlockSize 0x50) 
-----------------------------------------------------------------------------------------------------
0x00	4b	VTable	[0x3C226B00]
0x04	4b	LONG	BlockMapAdress
0x08	2b	Short	Unknown 1
0x0A	1b	Byte	Unknown 2
0x0B	1b	Byte	Unknown 3
0x0C	2b	Short	Unknown 4
0x0E	2b	Short	Unknown 4_1
0x10	4b	LONG	Unknown 5
0x14	4b	Offset	ShaderParamsOffsetsOffset
0x18	4b	LONG	Unknown 6
0x1C	4b	LONG	ShaderParamCount
0x20	4b	LONG	Unknown 8
0x24	4b	Offset	ShaderParamTypesOffset
0x28	4b	Hash	Unknown Hash
0x2C	4b	LONG	Unknown 9
0x30	4b	LONG	Unknown 10
0x34	4b	Offset	ShaderParamNameOffset
0x38	4b	LONG	Unknown 11
0x3C	4b	LONG	Unknown 12
0x40	4b	LONG	Unknown 13
0x44	4b	Offset	ShaderName Pointer	(Pointer to null terminated String)
0x48	4b	Offset	ShaderSPS Pointer	(Pointer to null terminated String)
0x4C	4b	LONG	Unknown 14
0x50	4b	LONG	Unknown 15
0x54	4b	LONG	Unknown 16
0x58	4b	LONG	Unknown 17 

--------------------------------------------------------------------
Null Terminated String (BlockSize 0x10) 
Note: If String is bigger then 0x10 it will be padded till 0x20 etc.
--------------------------------------------------------------------
0x00	String
0x??	1b	0x00	(End of String)
0x??	0xCD Padding till 0x0F

--------------------------------------------------------------------
PointerCollection (BlockSize 0x08) 
Contains pointers to the data of the given type
--------------------------------------------------------------------
0x00	4b	Offset	Offset to the Pointers
0x04	2b	Count   Number of pointers
0x06	2b	Size    Number of pointers

--------------------------------------------------------------------
SimpleCollection (BlockSize 0x08) 
Contains data of the given type
--------------------------------------------------------------------
0x00	4b	Offset	Offset to the Data
0x04	2b	Count   Data count
0x06	2b	Size

GRAPHICS section (Size found from the flags @ 0x08 of RSC file header) 

---------------------------------------------------------------------------------------
VertexData (BlockSize VertexCount*0x24 or 0x34 when the Geometry is using a normal map)
---------------------------------------------------------------------------------------
0x00	4b	FLOAT	Position x
0x04	4b	FLOAT	Position y
0x08	4b	FLOAT	Position z
0x0C	4b	FLOAT	Normal x
0x10	4b	FLOAT	Normal y
0x14	4b	FLOAT	Normal z
0x18	4b	DWORD	Color (RGBA)
0x1C	4b	FLOAT	Texcoord u
0x20	4b	FLOAT	Texcoord v
0x24	4b	FLOAT	Tangent x   // Only when there is a normal map applied to the Geometry
0x28	4b	FLOAT	Tangent y   // Only when there is a normal map applied to the Geometry
0x2C	4b	FLOAT	Tangent z   // Only when there is a normal map applied to the Geometry
0x30	4b	FLOAT	Tangent w   // Only when there is a normal map applied to the Geometry

---------------------------------------------------------------------------------
IndexData (BlockSize IndexCount*0x06)
---------------------------------------------------------------------------------
0x00	2b	Short	Vertex A
0x02	2b	Short	Vertex B
0x04	2b	Short	Vertex C

Tools and Scripts

The following tools and scripts can be used to import & export (edit) these model files.

v · d · e
GTA IV Grand Theft Auto IV
File Formats.dat • .gxt • .ide • .img • .ipl • .nod • .sco • .rpf • .rrr • .wad • .wbd/.wbn • .wdd • .wdr • .wft • .whm • .wpl • .wtd
DocumentationAudio • Bink Video • Cryptography • Cutscenes • GXT Text • Image listing • Keycodes • Map Listing • Native functions • Paths • Radar Blips • Radio Stations • Saves • Scenarios • VTable • Weapons
ToolsASI 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
TutorialsImporting Textures with OpenIV • Importing Textures with SparkIV
ModificationsGTA Connected • Gostown IV • Four Multiplayer • IV Multiplayer • CitizenMP:IV Reloaded
Useful linksCommunity portal • Discussion forums • Modding forums • Mods on GTAGarage.com
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