level.py 文件源码

def smooth(self,x,b,nite):
        for l in range(self.nbsmooth):
            for k in range(nite):
                t0 = time()
#                MPI.COMM_WORLD.Barrier()
                # we apply the smoothing twice
                smoothtwicewitha(self.msk,self.A,x,b,self.omega,self.yo)
#                smoothoncewitha(self.msk,self.A,x,b,self.omega,self.yo)
#                smoothoncewitha(self.msk,self.A,x,b,self.omega,self.yo)
                t1 = time()
                self.time['smooth']+=t1-t0
                self.ncalls['smooth']+=1

#                MPI.COMM_WORLD.Barrier()
                t0 = time()
                self.time['barrier']+=t0-t1
                self.ncalls['barrier']+=1

                self.halo.fill(x)
                t1 = time()
                self.time['halo']+=t1-t0
                self.ncalls['halo']+=1