Polygon Soup List

From Burnout Wiki
PolygonSoupList
aka CollisionMeshData

Track unit 203's polygon soup.
Resource names TRK_COL_*
*Track unit ID
Type ID 0x43
Category Generic
Memory
distribution
Main Memory only
Imports Unknown
Imported by ID List
Editor
available?
Viewer only
Use Blender addons

Polygon Soup List resources contain collision data for track units. They are also linked to roads, AI behaviour, and respawn locations.

This resource type supersedes the Clustered Mesh type.

Note: The PS4 version of the game contains more polygons in its resources.

Structures

CgsGeometric::PolygonSoupList

32-bit

Offset Length Type Name Description Comments
0x0 0x20 AxisAlignedBox mOverallAabb
0x20 0x4 PolygonSoup** mpapPolySoups
0x24 0x4 AxisAlignedBox4* mpaPolySoupBoxes
0x28 0x4 int32_t miNumPolySoups
0x2C 0x4 int32_t miDataSize

64-bit

Offset Length Type Name Description Comments
0x0 0x20 AxisAlignedBox mOverallAabb
0x20 0x8 PolygonSoup** mpapPolySoups
0x28 0x8 AxisAlignedBox4* mpaPolySoupBoxes
0x30 0x4 int32_t miNumPolySoups
0x34 0x4 int32_t miDataSize

CgsGeometric::AxisAlignedBox

Offset Length Type Name Description Comments
0x0 0x10 Vector3 mMin
0x10 0x10 Vector3 mMax

CgsGeometric::PolygonSoup

32-bit

Offset Length Type Name Description Comments
0x0 0xC int32_t[3] maiVertexOffsets
0xC 0x4 float32_t mfComprGranularity
0x10 0x4 PolygonSoupPoly* mpaPolygons
0x14 0x4 PolygonSoupVertex* mpaVertices
0x18 0x2 uint16_t mu16DataSize
0x1A 0x1 uint8_t mu8TotalNumPolys
0x1B 0x1 uint8_t mu8NumQuads
0x1C 0x1 uint8_t mu8NumVertices
0x1D 0x3 Padding

64-bit

Offset Length Type Name Description Comments
0x0 0xC int32_t[3] maiVertexOffsets
0xC 0x4 float32_t mfComprGranularity
0x10 0x8 PolygonSoupPoly* mpaPolygons
0x18 0x8 PolygonSoupVertex* mpaVertices
0x20 0x2 uint16_t mu16DataSize
0x22 0x1 uint8_t mu8TotalNumPolys
0x23 0x1 uint8_t mu8NumQuads
0x24 0x1 uint8_t mu8NumVertices
0x25 0xB Padding

CgsGeometric::PolygonSoupPoly

Offset Length Type Name Description Comments
0x0 0x4 uint32_t muCollisionTag
0x4 0x4 uint8_t[4] mau8VertexIndices
0x8 0x4 uint8_t[4] mau8EdgeCosines

CgsGeometric::PolygonSoupVertex

Offset Length Type Name Description Comments
0x0 0x2 uint16_t mu16X
0x2 0x2 uint16_t mu16Y
0x4 0x2 uint16_t mu16Z

CgsGeometric::AxisAlignedBox4

Offset Length Type Name Description Comments
0x0 0x10 Vector4 mAabbMinX
0x10 0x10 Vector4 mAabbMinY
0x20 0x10 Vector4 mAabbMinZ
0x30 0x10 Vector4 mAabbMaxX
0x40 0x10 Vector4 mAabbMaxY
0x50 0x10 Vector4 mAabbMaxZ
0x60 0x10 Mask4 mValidMasks