SerialLineNumber DWORD 0 Either 1 or 2
_ROUND 16#2 LINEJOIN
StructPinchSnapshot It contains the 2
0 LREAL d1 LREAL d2
a1 LREAL a2 LREAL
ArmLength1 LREAL dArmLength2
_VECTOR3D pm2 POINTER TO SMC
1 SMC_Frame f2 SMC
3M.SMC_Vec v2 SM3M.SMC_Vec v
Valid sizes are 1, 2