On 7/4/07, billy at dem.uminho.pt <billy at dem.uminho.pt> wrote: > Hi, > > I have a velocity vector (u,v,w) with 3 updates. Is there an efficient way to > interlace the 3 vectors into 1 update without creating a new data structure?
Look at VecStrideScatter, but not sure exactly what you need. Can elaborate a bit more? What are x,u,v? Sepparate PETSc Vec's, or just a Vec with consecutive entries? -- Lisandro Dalc?n --------------- Centro Internacional de M?todos Computacionales en Ingenier?a (CIMEC) Instituto de Desarrollo Tecnol?gico para la Industria Qu?mica (INTEC) Consejo Nacional de Investigaciones Cient?ficas y T?cnicas (CONICET) PTLC - G?emes 3450, (3000) Santa Fe, Argentina Tel/Fax: +54-(0)342-451.1594
