On 20/01/14 01:28, gambas-user-requ...@lists.sourceforge.net wrote: >> I need this global matrix: >> > >> >Public MatRigGlo[12, 12] As Float >> > >> >that in some cases it needs to be [3,3] or [6,6] >> >I pass that matrix to a C library: >> > >> >Public Extern M8simetrizarSQ(matriz As Float[], lOrden As Long) >> > >> >and the call is >> > >> > M8simetrizarSQ(MatRigGlo, 12) >> > >> >wich works perfectly. But its ineficient because if matrix is 3x3, the >> >routine still need to process it like 12x12, and that matrix it's filled >> >like 1M times. Will it work like this? >> > >> >Public Mat3[3,3] as Float >> >Public Mat12[12,12] as Float >> >Public MatRigGlo as Float[] >> > >> >' Module >> >MatrigGlo = Mat3 >> > >> >and the use MatRigGlo like a 3x3 matrix? >> >wich other ways to do this? >> > >> >tnx >> > > No, because Mat3 and Mat12 are not normal Float arrays, but embedded > Float arrays. > > You must declare them that way: > > Public Mat3 As Float[3, 3] > Public Mat12 As Float[12, 12] > > Or dynamically: > > Public MatRigGlo as Float[] > > MatRigGlo = New Float[iSize, iSize] I'm embarrassed on it being that simple :s tnx, Martin
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