This is the fourth game in the Ratchet and Clank series.

Mesh Format #1:

?? 00 00 (10) 00 00 00 00
(04 04 00 01 ?? ?? ?? 6C
4ByteFloat#1 4ByteFloat#2......4ByteFloat#14
?? ?? ?? D0 ?? ?? ?? C2
12ByteUnknownBytes)
00 80 XX 69
?? 00 00 20
8ByteUnknownBytes
61 C0 XX 6E
XX amount of Unknown4Byte arrays
00 padding until next offset until next line.
XX amount of 2ByteSignedIntegerVertexes(X,Y,Z)
01 +00 Padding until next line
?? 00 00 30
Unknown4Byte
.....
End of Chunk



Mesh Format #2
00 00 00 30
UnknownByte 00 00 00 UnknownByte 00 00 00 UnknownByte 00 00 00
UnknownByte 00 00 00
01 00 00 05
?? ?? ?? 6E
02 00 03 01
UnknownByteSequence
00 00 00 05
?? 80 ZZ 6E
Unknown Bytes
........
02 01 00 01 VV 80 XX 69
XX amount of 2ByteSignedIntegerVertexes(X,Y,Z)
.......
1ByteColorMappings(Red,Green,Blue)+80
......
Unknown12Bytes
6Byte+00 00
........
4ByteFloatCDVertexes+Unknown4Byte

Mesh Format #3
C2 80 XX 75
XX amount of 4ByteSignedIntegers
2D 81 ZZ 6E
ZZ amount of UnknownArrayS
01 01 01
.......
2ByteSignedIntegerVertexes(X,Y,Z)+10ByteUnknown

Mesh Format #4
Collision(?) Face Index Section:
2ByteIntegerTriStripFaceIndex
Unknown32Byte Section
Collision (?) Vertex Section:
4ByteFloatVertexes(X,Y,Z)+4ByteFloatWeight#1+4ByteFloatWeight#2+00 00 00 00+
Unknown5Byte+00 FF FF
Vertex Section:
4ByteFloatVertexes(X,Y,Z)+4ByteFloat#1+4ByteFloat#2+4ByteFloat#3+4ByteFloat#4+
1Byte*3+80+4ByteFloat#5+4ByteFloat#6+4ByteFloat#7+4ByteUnknown+4ByteFloat#8+4ByteFloat#9+
4ByteFloat#10+00 00 00 00
Color Mapping Section:
1ByteColorMappings(Red,Green,Blue)+80
Unknown64Byte Section
Face Index section:
2ByteIntegerTriStripFaceIndex

Below is the possible collision mesh for a level
levelmeshother.jpg
Below is the possible level terrain mesh for a level
levelnotdone.jpg