The models are in the AFS files which are compressed. However it is possible to view uncompressed data in the EEMEMORY.BIN file inside PCSX2 savestates (use the program called 7Zip to open up the savestates).
Format of some of the models in the savestates:
00 00 00 05 05 01 00 01 00 80 XX 68
Followed by XX number of 4ByteFloatingPointVertexes(X,Y,Z (Note: Try to have a right handed parenthesis for every left handed one)
Format of some of the models in the savestates:
00 00 00 05 05 01 00 01 00 80 XX 68
Followed by XX number of 4ByteFloatingPointVertexes(X,Y,Z
(Note: Try to have a right handed parenthesis for every left handed one)