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Only apply Hypre AMG one V-cycle

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jakobtorben 2024-11-11 17:10:47 +01:00
parent 9d47aa605e
commit 30e3dc3582
1 changed files with 2 additions and 1 deletions
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opm/simulators/linalg/HyprePreconditioner.hpp
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@ -60,13 +60,14 @@ public:
// Set some default parameters // Set some default parameters
HYPRE_BoomerAMGSetPrintLevel(solver_, 0); // Reduce output HYPRE_BoomerAMGSetPrintLevel(solver_, 0); // Reduce output
HYPRE_BoomerAMGSetMaxIter(solver_, 1); // Only one V-cycle, as used as preconditioner
HYPRE_BoomerAMGSetCoarsenType(solver_, 10); // HMIS coarsening HYPRE_BoomerAMGSetCoarsenType(solver_, 10); // HMIS coarsening
HYPRE_BoomerAMGSetStrongThreshold(solver_, 0.5); // Strength threshold for 3D HYPRE_BoomerAMGSetStrongThreshold(solver_, 0.5); // Strength threshold for 3D
HYPRE_BoomerAMGSetAggNumLevels(solver_, 1); // Aggressive coarsening on first level HYPRE_BoomerAMGSetAggNumLevels(solver_, 1); // Aggressive coarsening on first level
HYPRE_BoomerAMGSetAggTruncFactor(solver_, 0.3); // Remove weak connections HYPRE_BoomerAMGSetAggTruncFactor(solver_, 0.3); // Remove weak connections
HYPRE_BoomerAMGSetInterpType(solver_, 6); // ext+i interpolation HYPRE_BoomerAMGSetInterpType(solver_, 6); // ext+i interpolation
HYPRE_BoomerAMGSetMaxLevels(solver_, 15); // Maximum number of levels HYPRE_BoomerAMGSetMaxLevels(solver_, 15); // Maximum number of levels
HYPRE_BoomerAMGSetTol(solver_, 0.1); // Convergence tolerance HYPRE_BoomerAMGSetTol(solver_, 0); // Convergence tolerance, 0 as used as preconditioner with one V-cycle
// Create Hypre vectors // Create Hypre vectors