if A and B are matrices most of the cases A * B != B * A Matrix multiplication is NOT commutative.
Math: Matrix * Vector (Vector should be a column vector) Vector * Matrix (Vector should be a row vector) Could be done differently in Blender as it was from time to time, but then it is not Math .. 2011/12/7 Stephen Swaney <[email protected]> > Some further thoughts: > > We have two use cases here. The first is for naive users who just want > to transform some coordinates and don't want to worry their pretty > little heads about the niceties of matrix vs vector math. "What do > you mean A * B is not the same as B * A?" > > _______________________________________________ Bf-committers mailing list [email protected] http://lists.blender.org/mailman/listinfo/bf-committers
