Ok, I know where to look. Basically, when a symbol is created with GEO access instead of IP, it becomes part of the G array?
Martin Den 28. feb. 2013 kl. 07:45 skrev Kristian Ølgaard <k.b.oelga...@gmail.com>: > On 27 February 2013 23:48, Anders Logg <l...@simula.no> wrote: >> I'm trying to get DOLFIN to build against the new UFC branch (the >> foo-ufc-geometry branches) and it works mostly ok now, but for a few >> demos, something strange happens in the optimized quadrature code. >> >> One example that fails is AdaptivePoisson.ufl/h in >> demo/undocumented/auto-adaptive-poisson/. In the new code, the >> following fails to build >> >> double G[6]; >> G[0] = - F1*det*(K[0]*K[2] + K[1]*K[3]); >> G[1] = - F1*det*(K[2]*K[2] + K[3]*K[3]); >> G[2] = - F1*det*(K[0]*K[0] + K[1]*K[1]); >> G[3] = F1*det; >> G[4] = - det*(K[0]*(F4*K[0] + F5*K[2]) + K[1]*(F4*K[1] + F5*K[3])); >> G[5] = - det*(K[2]*(F4*K[0] + F5*K[2]) + K[3]*(F4*K[1] + F5*K[3])); >> >> because F1 has not been defined. > > F1 is something related to a coefficient function while G are geometry > konstants. > So F1 is always computed after the geometry constants (the first thing > to be computed inside the loop over integration points) > Why F1 is being marked as a geometry constant and not as depending on > integration points I don't know. > I assume what you did in ufc-geometry is to store all the K_** in the > array K, but I don't see how that has an effect on the optimisations. > Perhaps Martin changed something if you are running against ffc dev? > > Kristian > >> In the old code, that same piece of code is instead >> >> double G[3]; >> G[0] = - det*(K_00*K_10 + K_01*K_11); >> G[1] = - det*(K_10*K_10 + K_11*K_11); >> G[2] = - det*(K_00*K_00 + K_01*K_01); >> >> Any ideas what might have gone wrong? >> >> -- >> Anders >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~ffc >> Post to : ffc@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~ffc >> More help : https://help.launchpad.net/ListHelp > > _______________________________________________ > Mailing list: https://launchpad.net/~ffc > Post to : ffc@lists.launchpad.net > Unsubscribe : https://launchpad.net/~ffc > More help : https://help.launchpad.net/ListHelp _______________________________________________ Mailing list: https://launchpad.net/~ffc Post to : ffc@lists.launchpad.net Unsubscribe : https://launchpad.net/~ffc More help : https://help.launchpad.net/ListHelp
