the biggest one : portimao.bin
here you have the file in.bin i speak about :
http://lmdcs2.free.fr/v8/after extract of the .mix file, there are some .bin file :
portimao.bin
PORTIMAO_WET.BIN
if you open the file PORTIMAO.SCN with window bloc note you can see this thing :
[SceneDatabase]
ScnFile0 = Portimao.bin
AfxFlowFile = [GamePath]\Data\AfxFlow.afl
EnvFile = Portimao_env.env
AdjFile = Portimao.adj
SplFile = Portimao.spl
StrGrdSplFile = StartGrid.spl
BufFile = Portimao.buf
CamFile = Portimao.cam
CutScene = Portimao_cut_scene.bin
CamPlaylist = Portimao_cut_scene_anim.xml
RenderPipeFile = [GamePath]\Data\RenderPipeline_GameWorld.rpl
[GameCustom]
same thing with PORTIMAO_WET.SCN :
[SceneDatabase]
ScnFile0 = Portimao_Wet.bin
AfxFlowFile = [GamePath]\Data\AfxFlow.afl
EnvFile = Portimao_Wet_env.env
AdjFile = Portimao.adj
SplFile = Portimao.spl
StrGrdSplFile = StartGrid.spl
BufFile = Portimao.buf
CamFile = Portimao.cam
CutScene = Portimao_cut_scene.bin
CamPlaylist = Portimao_cut_scene_anim.xml
RenderPipeFile = [GamePath]\Data\RenderPipeline_GameWorld.rpl
[GameCustom]
the 3d is on the .bin file