FORE MeshMachine (rather better) or after
BTW: For a mesh with 7M points ... well... you'll need some proper CPU to deal in a reasonable amount of time (what about a Xeon E5 1630 V3?).
Alternatively find a friend who knows very well Modo ... and see first hand what the US Movie Industry is all about.…
A low-resolution work. Real time motion capture display made with an 11x8 (88) pixels iPad matrix using Grasshopper + Firefly + Pure Data + TouchOSC for iPad.