mirror of
https://github.com/sfilippone/amg4psblas.git
synced 2026-10-06 14:44:55 +00:00
Fixed sample programs
This commit is contained in:
sfilippone
@@ -8,23 +8,27 @@ FINCLUDES=$(FMFLAG). $(FMFLAG)$(AMGMODDIR) $(FMFLAG)$(AMGINCDIR) $(PSBLAS_INCLUD
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LINKOPT=
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EXEDIR=./runs
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DGEN2D=amg_d_pde2d_base_mod.o amg_d_pde2d_exp_mod.o amg_d_pde2d_gauss_mod.o amg_d_pde2d_box_mod.o
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DGEN3D=amg_d_pde3d_base_mod.o amg_d_pde3d_exp_mod.o amg_d_pde3d_gauss_mod.o amg_d_pde3d_box_mod.o
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SGEN2D=amg_s_pde2d_base_mod.o amg_s_pde2d_exp_mod.o amg_s_pde2d_gauss_mod.o amg_s_pde2d_box_mod.o
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SGEN3D=amg_s_pde3d_base_mod.o amg_s_pde3d_exp_mod.o amg_s_pde3d_gauss_mod.o amg_s_pde3d_box_mod.o
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all: amg_s_pde3d amg_d_pde3d amg_s_pde2d amg_d_pde2d
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amg_d_pde3d: amg_d_pde3d.o amg_d_genpde_mod.o amg_d_pde3d_base_mod.o amg_d_pde3d_exp_mod.o amg_d_pde3d_gauss_mod.o data_input.o
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$(FLINK) $(LINKOPT) amg_d_pde3d.o amg_d_genpde_mod.o amg_d_pde3d_base_mod.o amg_d_pde3d_exp_mod.o amg_d_pde3d_gauss_mod.o data_input.o -o amg_d_pde3d $(AMG_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
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amg_d_pde3d: amg_d_pde3d.o amg_d_genpde_mod.o $(DGEN3D) data_input.o
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$(FLINK) $(LINKOPT) amg_d_pde3d.o amg_d_genpde_mod.o $(DGEN3D) data_input.o -o amg_d_pde3d $(AMG_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
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/bin/mv amg_d_pde3d $(EXEDIR)
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amg_s_pde3d: amg_s_pde3d.o amg_s_genpde_mod.o amg_s_pde3d_base_mod.o amg_s_pde3d_exp_mod.o amg_s_pde3d_gauss_mod.o data_input.o
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$(FLINK) $(LINKOPT) amg_s_pde3d.o amg_s_genpde_mod.o amg_s_pde3d_base_mod.o amg_s_pde3d_exp_mod.o amg_s_pde3d_gauss_mod.o data_input.o -o amg_s_pde3d $(AMG_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
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amg_s_pde3d: amg_s_pde3d.o amg_s_genpde_mod.o $(SGEN3D) data_input.o
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$(FLINK) $(LINKOPT) amg_s_pde3d.o amg_s_genpde_mod.o $(SGEN3D) data_input.o -o amg_s_pde3d $(AMG_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
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/bin/mv amg_s_pde3d $(EXEDIR)
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amg_d_pde2d: amg_d_pde2d.o amg_d_genpde_mod.o amg_d_pde2d_base_mod.o amg_d_pde2d_exp_mod.o amg_d_pde2d_box_mod.o data_input.o
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$(FLINK) $(LINKOPT) amg_d_pde2d.o amg_d_genpde_mod.o amg_d_pde2d_base_mod.o amg_d_pde2d_exp_mod.o amg_d_pde2d_box_mod.o data_input.o -o amg_d_pde2d $(AMG_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
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amg_d_pde2d: amg_d_pde2d.o amg_d_genpde_mod.o $(DGEN2D) data_input.o
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$(FLINK) $(LINKOPT) amg_d_pde2d.o amg_d_genpde_mod.o $(DGEN2D) data_input.o -o amg_d_pde2d $(AMG_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
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/bin/mv amg_d_pde2d $(EXEDIR)
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amg_s_pde2d: amg_s_pde2d.o amg_s_genpde_mod.o amg_s_pde2d_base_mod.o amg_s_pde2d_exp_mod.o amg_s_pde2d_box_mod.o data_input.o
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$(FLINK) $(LINKOPT) amg_s_pde2d.o amg_s_genpde_mod.o amg_s_pde2d_base_mod.o amg_s_pde2d_exp_mod.o amg_s_pde2d_box_mod.o data_input.o -o amg_s_pde2d $(AMG_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
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amg_s_pde2d: amg_s_pde2d.o amg_s_genpde_mod.o $(SGEN2D) data_input.o
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$(FLINK) $(LINKOPT) amg_s_pde2d.o amg_s_genpde_mod.o $(SGEN2D) data_input.o -o amg_s_pde2d $(AMG_LIBS) $(PSBLAS_LIBS) $(LDLIBS)
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/bin/mv amg_s_pde2d $(EXEDIR)
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amg_d_pde3d_rebld: amg_d_pde3d_rebld.o data_input.o
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@@ -33,10 +37,10 @@ amg_d_pde3d_rebld: amg_d_pde3d_rebld.o data_input.o
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amg_d_pde3d.o amg_s_pde3d.o amg_d_pde2d.o amg_s_pde2d.o: data_input.o
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amg_d_pde3d.o: amg_d_genpde_mod.o amg_d_pde3d_base_mod.o amg_d_pde3d_exp_mod.o amg_d_pde3d_gauss_mod.o
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amg_s_pde3d.o: amg_s_genpde_mod.o amg_s_pde3d_base_mod.o amg_s_pde3d_exp_mod.o amg_s_pde3d_gauss_mod.o
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amg_d_pde2d.o: amg_d_genpde_mod.o amg_d_pde2d_base_mod.o amg_d_pde2d_exp_mod.o amg_d_pde2d_box_mod.o
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amg_s_pde2d.o: amg_s_genpde_mod.o amg_s_pde2d_base_mod.o amg_s_pde2d_exp_mod.o amg_s_pde2d_box_mod.o
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amg_d_pde3d.o: amg_d_genpde_mod.o $(DGEN3D)
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amg_s_pde3d.o: amg_s_genpde_mod.o $(SGEN3D)
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amg_d_pde2d.o: amg_d_genpde_mod.o $(DGEN2D)
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amg_s_pde2d.o: amg_s_genpde_mod.o $(SGEN2D)
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check: all
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cd runs && ./amg_d_pde2d <amg_pde2d.inp && ./amg_s_pde2d<amg_pde2d.inp
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@@ -72,6 +72,7 @@ program amg_d_pde2d
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use amg_d_pde2d_base_mod
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use amg_d_pde2d_exp_mod
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use amg_d_pde2d_box_mod
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use amg_d_pde2d_gauss_mod
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use amg_d_genpde_mod
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#if defined(OPENMP)
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use omp_lib
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@@ -124,16 +125,16 @@ program amg_d_pde2d
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integer(psb_ipk_) :: outer_sweeps ! number of outer sweeps: sweeps for 1-level,
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! AMG cycles for ML
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! general AMG data
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character(len=16) :: mlcycle ! AMG cycle type
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character(len=32) :: mlcycle ! AMG cycle type
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integer(psb_ipk_) :: maxlevs ! maximum number of levels in AMG preconditioner
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! AMG aggregation
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character(len=16) :: aggr_prol ! aggregation type: SMOOTHED, NONSMOOTHED
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character(len=16) :: par_aggr_alg ! parallel aggregation algorithm: DEC, SYMDEC
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character(len=16) :: aggr_type ! Type of aggregation SOC1, SOC2, MATCHBOXP
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character(len=32) :: aggr_prol ! aggregation type: SMOOTHED, NONSMOOTHED
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character(len=32) :: par_aggr_alg ! parallel aggregation algorithm: DEC, SYMDEC
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character(len=32) :: aggr_type ! Type of aggregation SOC1, SOC2, MATCHBOXP
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integer(psb_ipk_) :: aggr_size ! Requested size of the aggregates for MATCHBOXP
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character(len=16) :: aggr_ord ! ordering for aggregation: NATURAL, DEGREE
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character(len=16) :: aggr_filter ! filtering: FILTER, NO_FILTER
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character(len=32) :: aggr_ord ! ordering for aggregation: NATURAL, DEGREE
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character(len=32) :: aggr_filter ! filtering: FILTER, NO_FILTER
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real(psb_dpk_) :: mncrratio ! minimum aggregation ratio
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real(psb_dpk_), allocatable :: athresv(:) ! smoothed aggregation threshold vector
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integer(psb_ipk_) :: thrvsz ! size of threshold vector
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@@ -141,39 +142,39 @@ program amg_d_pde2d
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integer(psb_ipk_) :: csizepp ! minimum size of coarsest matrix per process
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! AMG smoother or pre-smoother; also 1-lev preconditioner
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character(len=16) :: smther ! (pre-)smoother type: BJAC, AS
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character(len=32) :: smther ! (pre-)smoother type: BJAC, AS
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integer(psb_ipk_) :: jsweeps ! (pre-)smoother / 1-lev prec. sweeps
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integer(psb_ipk_) :: novr ! number of overlap layers
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character(len=16) :: restr ! restriction over application of AS
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character(len=16) :: prol ! prolongation over application of AS
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character(len=16) :: solve ! local subsolver type: ILU, MILU, ILUT,
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character(len=32) :: restr ! restriction over application of AS
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character(len=32) :: prol ! prolongation over application of AS
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character(len=32) :: solve ! local subsolver type: ILU, MILU, ILUT,
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! UMF, MUMPS, SLU, FWGS, BWGS, JAC
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integer(psb_ipk_) :: ssweeps ! inner solver sweeps
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character(len=16) :: variant ! AINV variant: LLK, etc
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character(len=32) :: variant ! AINV variant: LLK, etc
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integer(psb_ipk_) :: fill ! fill-in for incomplete LU factorization
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integer(psb_ipk_) :: invfill ! Inverse fill-in for INVK
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real(psb_dpk_) :: thr ! threshold for ILUT factorization
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! AMG post-smoother; ignored by 1-lev preconditioner
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character(len=16) :: smther2 ! post-smoother type: BJAC, AS
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character(len=32) :: smther2 ! post-smoother type: BJAC, AS
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integer(psb_ipk_) :: jsweeps2 ! post-smoother sweeps
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integer(psb_ipk_) :: novr2 ! number of overlap layers
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character(len=16) :: restr2 ! restriction over application of AS
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character(len=16) :: prol2 ! prolongation over application of AS
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character(len=16) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
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character(len=32) :: restr2 ! restriction over application of AS
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character(len=32) :: prol2 ! prolongation over application of AS
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character(len=32) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
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! UMF, MUMPS, SLU, FWGS, BWGS, JAC
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integer(psb_ipk_) :: ssweeps2 ! inner solver sweeps
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character(len=16) :: variant2 ! AINV variant: LLK, etc
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character(len=32) :: variant2 ! AINV variant: LLK, etc
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integer(psb_ipk_) :: fill2 ! fill-in for incomplete LU factorization
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integer(psb_ipk_) :: invfill2 ! Inverse fill-in for INVK
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real(psb_dpk_) :: thr2 ! threshold for ILUT factorization
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! coarsest-level solver
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character(len=16) :: cmat ! coarsest matrix layout: REPL, DIST
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character(len=16) :: csolve ! coarsest-lev solver: BJAC, SLUDIST (distr.
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character(len=32) :: cmat ! coarsest matrix layout: REPL, DIST
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character(len=32) :: csolve ! coarsest-lev solver: BJAC, SLUDIST (distr.
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! mat.); UMF, MUMPS, SLU, ILU, ILUT, MILU
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! (repl. mat.)
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character(len=16) :: csbsolve ! coarsest-lev local subsolver: ILU, ILUT,
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character(len=32) :: csbsolve ! coarsest-lev local subsolver: ILU, ILUT,
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! MILU, UMF, MUMPS, SLU
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integer(psb_ipk_) :: cfill ! fill-in for incomplete LU factorization
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real(psb_dpk_) :: cthres ! threshold for ILUT factorization
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@@ -241,13 +242,16 @@ program amg_d_pde2d
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select case(psb_toupper(trim(pdecoeff)))
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case("CONST")
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call amg_gen_pde2d(ctxt,idim,a,b,x,desc_a,afmt,&
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& a1,a2,b1,b2,c,g,info)
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& a1_base,a2_base,b1_base,b2_base,c_base,g_base,info)
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case("EXP")
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call amg_gen_pde2d(ctxt,idim,a,b,x,desc_a,afmt,&
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& a1_exp,a2_exp,b1_exp,b2_exp,c_exp,g_exp,info)
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case("BOX")
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call amg_gen_pde2d(ctxt,idim,a,b,x,desc_a,afmt,&
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& a1_box,a2_box,b1_box,b2_box,c_box,g_box,info)
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case("GAUSS")
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call amg_gen_pde2d(ctxt,idim,a,b,x,desc_a,afmt,&
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& a1_gauss,a2_gauss,b1_gauss,b2_gauss,c_gauss,g_gauss,info)
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case default
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info=psb_err_from_subroutine_
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ch_err='amg_gen_pdecoeff'
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@@ -38,52 +38,52 @@ module amg_d_pde2d_base_mod
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use psb_base_mod, only : psb_dpk_, dzero, done
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real(psb_dpk_), save, private :: epsilon=done/80
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contains
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subroutine pde_set_parm(dat)
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subroutine pde_set_parm2d_base(dat)
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real(psb_dpk_), intent(in) :: dat
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epsilon = dat
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end subroutine pde_set_parm
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end subroutine pde_set_parm2d_base
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!
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! functions parametrizing the differential equation
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!
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function b1(x,y)
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function b1_base(x,y)
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implicit none
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real(psb_dpk_) :: b1
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real(psb_dpk_) :: b1_base
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real(psb_dpk_), intent(in) :: x,y
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b1 = dzero/1.414_psb_dpk_
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end function b1
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function b2(x,y)
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b1_base = dzero/1.414_psb_dpk_
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end function b1_base
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function b2_base(x,y)
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implicit none
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real(psb_dpk_) :: b2
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real(psb_dpk_) :: b2_base
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real(psb_dpk_), intent(in) :: x,y
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b2 = dzero/1.414_psb_dpk_
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end function b2
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function c(x,y)
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b2_base = dzero/1.414_psb_dpk_
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end function b2_base
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function c_base(x,y)
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implicit none
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real(psb_dpk_) :: c
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real(psb_dpk_) :: c_base
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real(psb_dpk_), intent(in) :: x,y
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c = dzero
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end function c
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function a1(x,y)
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c_base = dzero
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end function c_base
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function a1_base(x,y)
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implicit none
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real(psb_dpk_) :: a1
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real(psb_dpk_) :: a1_base
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real(psb_dpk_), intent(in) :: x,y
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a1=done*epsilon
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end function a1
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function a2(x,y)
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a1_base=done*epsilon
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end function a1_base
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function a2_base(x,y)
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implicit none
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real(psb_dpk_) :: a2
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real(psb_dpk_) :: a2_base
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real(psb_dpk_), intent(in) :: x,y
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a2=done*epsilon
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end function a2
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function g(x,y)
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a2_base=done*epsilon
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end function a2_base
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function g_base(x,y)
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implicit none
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real(psb_dpk_) :: g
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real(psb_dpk_) :: g_base
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real(psb_dpk_), intent(in) :: x,y
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g = dzero
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g_base = dzero
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if (x == done) then
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g = done
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g_base = done
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else if (x == dzero) then
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g = done
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g_base = done
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end if
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end function g
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end function g_base
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end module amg_d_pde2d_base_mod
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@@ -38,10 +38,10 @@ module amg_d_pde2d_box_mod
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use psb_base_mod, only : psb_dpk_, dzero, done
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real(psb_dpk_), save, private :: epsilon=done/80
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contains
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subroutine pde_set_parm(dat)
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subroutine pde_set_parm2d_box(dat)
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real(psb_dpk_), intent(in) :: dat
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epsilon = dat
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end subroutine pde_set_parm
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end subroutine pde_set_parm2d_box
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!
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! functions parametrizing the differential equation
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!
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@@ -38,10 +38,10 @@ module amg_d_pde2d_exp_mod
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use psb_base_mod, only : psb_dpk_, done, dzero
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real(psb_dpk_), save, private :: epsilon=done/80
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contains
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subroutine pde_set_parm(dat)
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subroutine pde_set_parm2d_exp(dat)
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real(psb_dpk_), intent(in) :: dat
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epsilon = dat
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end subroutine pde_set_parm
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end subroutine pde_set_parm2d_exp
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!
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! functions parametrizing the differential equation
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!
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@@ -0,0 +1,89 @@
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!
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!
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! AMG4PSBLAS version 1.0
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! Algebraic Multigrid Package
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! based on PSBLAS (Parallel Sparse BLAS version 3.7)
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!
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! (C) Copyright 2021
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!
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! Salvatore Filippone
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! Pasqua D'Ambra
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! Fabio Durastante
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!
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! Redistribution and use in source and binary forms, with or without
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! modification, are permitted provided that the following conditions
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! are met:
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! 1. Redistributions of source code must retain the above copyright
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! notice, this list of conditions and the following disclaimer.
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! 2. Redistributions in binary form must reproduce the above copyright
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! notice, this list of conditions, and the following disclaimer in the
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! documentation and/or other materials provided with the distribution.
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! 3. The name of the AMG4PSBLAS group or the names of its contributors may
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! not be used to endorse or promote products derived from this
|
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! software without specific written permission.
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!
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! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
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! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AMG4PSBLAS GROUP OR ITS CONTRIBUTORS
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! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
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! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
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! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
! POSSIBILITY OF SUCH DAMAGE.
|
||||
!
|
||||
module amg_d_pde2d_gauss_mod
|
||||
use psb_base_mod, only : psb_dpk_, done, dzero
|
||||
real(psb_dpk_), save, private :: epsilon=done/80
|
||||
contains
|
||||
subroutine pde_set_parm2d_gauss(dat)
|
||||
real(psb_dpk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm2d_gauss
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
function b1_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_dpk_) :: b1_gauss
|
||||
real(psb_dpk_), intent(in) :: x,y
|
||||
b1_gauss=done/sqrt(3.0_psb_dpk_)-2*x*exp(-(x**2+y**2))
|
||||
end function b1_gauss
|
||||
function b2_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_dpk_) :: b2_gauss
|
||||
real(psb_dpk_), intent(in) :: x,y
|
||||
b2_gauss=done/sqrt(3.0_psb_dpk_)-2*y*exp(-(x**2+y**2))
|
||||
end function b2_gauss
|
||||
function c_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_dpk_) :: c_gauss
|
||||
real(psb_dpk_), intent(in) :: x,y
|
||||
c_gauss=dzero
|
||||
end function c_gauss
|
||||
function a1_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_dpk_) :: a1_gauss
|
||||
real(psb_dpk_), intent(in) :: x,y
|
||||
a1_gauss=epsilon*exp(-(x**2+y**2))
|
||||
end function a1_gauss
|
||||
function a2_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_dpk_) :: a2_gauss
|
||||
real(psb_dpk_), intent(in) :: x,y
|
||||
a2_gauss=epsilon*exp(-(x**2+y**2))
|
||||
end function a2_gauss
|
||||
function g_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_dpk_) :: g_gauss
|
||||
real(psb_dpk_), intent(in) :: x,y
|
||||
g_gauss = dzero
|
||||
if (x == done) then
|
||||
g_gauss = done
|
||||
else if (x == dzero) then
|
||||
g_gauss = done
|
||||
end if
|
||||
end function g_gauss
|
||||
end module amg_d_pde2d_gauss_mod
|
||||
@@ -72,6 +72,7 @@ program amg_d_pde3d
|
||||
use data_input
|
||||
use amg_d_pde3d_base_mod
|
||||
use amg_d_pde3d_exp_mod
|
||||
use amg_d_pde3d_box_mod
|
||||
use amg_d_pde3d_gauss_mod
|
||||
use amg_d_genpde_mod
|
||||
#if defined(OPENMP)
|
||||
@@ -125,16 +126,16 @@ program amg_d_pde3d
|
||||
integer(psb_ipk_) :: outer_sweeps ! number of outer sweeps: sweeps for 1-level,
|
||||
! AMG cycles for ML
|
||||
! general AMG data
|
||||
character(len=16) :: mlcycle ! AMG cycle type
|
||||
character(len=32) :: mlcycle ! AMG cycle type
|
||||
integer(psb_ipk_) :: maxlevs ! maximum number of levels in AMG preconditioner
|
||||
|
||||
! AMG aggregation
|
||||
character(len=16) :: aggr_prol ! aggregation type: SMOOTHED, NONSMOOTHED
|
||||
character(len=16) :: par_aggr_alg ! parallel aggregation algorithm: DEC, SYMDEC
|
||||
character(len=16) :: aggr_type ! Type of aggregation SOC1, SOC2, MATCHBOXP
|
||||
character(len=32) :: aggr_prol ! aggregation type: SMOOTHED, NONSMOOTHED
|
||||
character(len=32) :: par_aggr_alg ! parallel aggregation algorithm: DEC, SYMDEC
|
||||
character(len=32) :: aggr_type ! Type of aggregation SOC1, SOC2, MATCHBOXP
|
||||
integer(psb_ipk_) :: aggr_size ! Requested size of the aggregates for MATCHBOXP
|
||||
character(len=16) :: aggr_ord ! ordering for aggregation: NATURAL, DEGREE
|
||||
character(len=16) :: aggr_filter ! filtering: FILTER, NO_FILTER
|
||||
character(len=32) :: aggr_ord ! ordering for aggregation: NATURAL, DEGREE
|
||||
character(len=32) :: aggr_filter ! filtering: FILTER, NO_FILTER
|
||||
real(psb_dpk_) :: mncrratio ! minimum aggregation ratio
|
||||
real(psb_dpk_), allocatable :: athresv(:) ! smoothed aggregation threshold vector
|
||||
integer(psb_ipk_) :: thrvsz ! size of threshold vector
|
||||
@@ -142,39 +143,39 @@ program amg_d_pde3d
|
||||
integer(psb_ipk_) :: csizepp ! minimum size of coarsest matrix per process
|
||||
|
||||
! AMG smoother or pre-smoother; also 1-lev preconditioner
|
||||
character(len=16) :: smther ! (pre-)smoother type: BJAC, AS
|
||||
character(len=32) :: smther ! (pre-)smoother type: BJAC, AS
|
||||
integer(psb_ipk_) :: jsweeps ! (pre-)smoother / 1-lev prec. sweeps
|
||||
integer(psb_ipk_) :: novr ! number of overlap layers
|
||||
character(len=16) :: restr ! restriction over application of AS
|
||||
character(len=16) :: prol ! prolongation over application of AS
|
||||
character(len=16) :: solve ! local subsolver type: ILU, MILU, ILUT,
|
||||
character(len=32) :: restr ! restriction over application of AS
|
||||
character(len=32) :: prol ! prolongation over application of AS
|
||||
character(len=32) :: solve ! local subsolver type: ILU, MILU, ILUT,
|
||||
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
|
||||
integer(psb_ipk_) :: ssweeps ! inner solver sweeps
|
||||
character(len=16) :: variant ! AINV variant: LLK, etc
|
||||
character(len=32) :: variant ! AINV variant: LLK, etc
|
||||
integer(psb_ipk_) :: fill ! fill-in for incomplete LU factorization
|
||||
integer(psb_ipk_) :: invfill ! Inverse fill-in for INVK
|
||||
real(psb_dpk_) :: thr ! threshold for ILUT factorization
|
||||
|
||||
! AMG post-smoother; ignored by 1-lev preconditioner
|
||||
character(len=16) :: smther2 ! post-smoother type: BJAC, AS
|
||||
character(len=32) :: smther2 ! post-smoother type: BJAC, AS
|
||||
integer(psb_ipk_) :: jsweeps2 ! post-smoother sweeps
|
||||
integer(psb_ipk_) :: novr2 ! number of overlap layers
|
||||
character(len=16) :: restr2 ! restriction over application of AS
|
||||
character(len=16) :: prol2 ! prolongation over application of AS
|
||||
character(len=16) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
|
||||
character(len=32) :: restr2 ! restriction over application of AS
|
||||
character(len=32) :: prol2 ! prolongation over application of AS
|
||||
character(len=32) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
|
||||
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
|
||||
integer(psb_ipk_) :: ssweeps2 ! inner solver sweeps
|
||||
character(len=16) :: variant2 ! AINV variant: LLK, etc
|
||||
character(len=32) :: variant2 ! AINV variant: LLK, etc
|
||||
integer(psb_ipk_) :: fill2 ! fill-in for incomplete LU factorization
|
||||
integer(psb_ipk_) :: invfill2 ! Inverse fill-in for INVK
|
||||
real(psb_dpk_) :: thr2 ! threshold for ILUT factorization
|
||||
|
||||
! coarsest-level solver
|
||||
character(len=16) :: cmat ! coarsest matrix layout: REPL, DIST
|
||||
character(len=16) :: csolve ! coarsest-lev solver: BJAC, SLUDIST (distr.
|
||||
character(len=32) :: cmat ! coarsest matrix layout: REPL, DIST
|
||||
character(len=32) :: csolve ! coarsest-lev solver: BJAC, SLUDIST (distr.
|
||||
! mat.); UMF, MUMPS, SLU, ILU, ILUT, MILU
|
||||
! (repl. mat.)
|
||||
character(len=16) :: csbsolve ! coarsest-lev local subsolver: ILU, ILUT,
|
||||
character(len=32) :: csbsolve ! coarsest-lev local subsolver: ILU, ILUT,
|
||||
! MILU, UMF, MUMPS, SLU
|
||||
integer(psb_ipk_) :: cfill ! fill-in for incomplete LU factorization
|
||||
real(psb_dpk_) :: cthres ! threshold for ILUT factorization
|
||||
@@ -243,10 +244,13 @@ program amg_d_pde3d
|
||||
select case(psb_toupper(trim(pdecoeff)))
|
||||
case("CONST")
|
||||
call amg_gen_pde3d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1,a2,a3,b1,b2,b3,c,g,info)
|
||||
& a1_base,a2_base,a3_base,b1_base,b2_base,b3_base,c_base,g_base,info)
|
||||
case("EXP")
|
||||
call amg_gen_pde3d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1_exp,a2_exp,a3_exp,b1_exp,b2_exp,b3_exp,c_exp,g_exp,info)
|
||||
case("BOX")
|
||||
call amg_gen_pde3d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1_box,a2_box,a3_box,b1_box,b2_box,b3_box,c_box,g_box,info)
|
||||
case("GAUSS")
|
||||
call amg_gen_pde3d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1_gauss,a2_gauss,a3_gauss,b1_gauss,b2_gauss,b3_gauss,c_gauss,g_gauss,info)
|
||||
|
||||
@@ -38,64 +38,64 @@ module amg_d_pde3d_base_mod
|
||||
use psb_base_mod, only : psb_dpk_, done, dzero
|
||||
real(psb_dpk_), save, private :: epsilon=done/80
|
||||
contains
|
||||
subroutine pde_set_parm(dat)
|
||||
subroutine pde_set_parm3d_base(dat)
|
||||
real(psb_dpk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm
|
||||
end subroutine pde_set_parm3d_base
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
function b1(x,y,z)
|
||||
function b1_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: b1
|
||||
real(psb_dpk_) :: b1_base
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
b1=done/sqrt(3.0_psb_dpk_)
|
||||
end function b1
|
||||
function b2(x,y,z)
|
||||
b1_base=dzero/sqrt(3.0_psb_dpk_)
|
||||
end function b1_base
|
||||
function b2_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: b2
|
||||
real(psb_dpk_) :: b2_base
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
b2=done/sqrt(3.0_psb_dpk_)
|
||||
end function b2
|
||||
function b3(x,y,z)
|
||||
b2_base=dzero/sqrt(3.0_psb_dpk_)
|
||||
end function b2_base
|
||||
function b3_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: b3
|
||||
real(psb_dpk_) :: b3_base
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
b3=done/sqrt(3.0_psb_dpk_)
|
||||
end function b3
|
||||
function c(x,y,z)
|
||||
b3_base=dzero/sqrt(3.0_psb_dpk_)
|
||||
end function b3_base
|
||||
function c_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: c
|
||||
real(psb_dpk_) :: c_base
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
c=dzero
|
||||
end function c
|
||||
function a1(x,y,z)
|
||||
c_base=dzero
|
||||
end function c_base
|
||||
function a1_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: a1
|
||||
real(psb_dpk_) :: a1_base
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
a1=epsilon
|
||||
end function a1
|
||||
function a2(x,y,z)
|
||||
a1_base=epsilon
|
||||
end function a1_base
|
||||
function a2_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: a2
|
||||
real(psb_dpk_) :: a2_base
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
a2=epsilon
|
||||
end function a2
|
||||
function a3(x,y,z)
|
||||
a2_base=epsilon
|
||||
end function a2_base
|
||||
function a3_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: a3
|
||||
real(psb_dpk_) :: a3_base
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
a3=epsilon
|
||||
end function a3
|
||||
function g(x,y,z)
|
||||
a3_base=epsilon
|
||||
end function a3_base
|
||||
function g_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: g
|
||||
real(psb_dpk_) :: g_base
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
g = dzero
|
||||
g_base = dzero
|
||||
if (x == done) then
|
||||
g = done
|
||||
g_base = done
|
||||
else if (x == dzero) then
|
||||
g = done
|
||||
g_base = done
|
||||
end if
|
||||
end function g
|
||||
end function g_base
|
||||
end module amg_d_pde3d_base_mod
|
||||
|
||||
@@ -0,0 +1,101 @@
|
||||
!
|
||||
!
|
||||
! AMG4PSBLAS version 1.0
|
||||
! Algebraic Multigrid Package
|
||||
! based on PSBLAS (Parallel Sparse BLAS version 3.7)
|
||||
!
|
||||
! (C) Copyright 2021
|
||||
!
|
||||
! Salvatore Filippone
|
||||
! Pasqua D'Ambra
|
||||
! Fabio Durastante
|
||||
!
|
||||
! Redistribution and use in source and binary forms, with or without
|
||||
! modification, are permitted provided that the following conditions
|
||||
! are met:
|
||||
! 1. Redistributions of source code must retain the above copyright
|
||||
! notice, this list of conditions and the following disclaimer.
|
||||
! 2. Redistributions in binary form must reproduce the above copyright
|
||||
! notice, this list of conditions, and the following disclaimer in the
|
||||
! documentation and/or other materials provided with the distribution.
|
||||
! 3. The name of the AMG4PSBLAS group or the names of its contributors may
|
||||
! not be used to endorse or promote products derived from this
|
||||
! software without specific written permission.
|
||||
!
|
||||
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AMG4PSBLAS GROUP OR ITS CONTRIBUTORS
|
||||
! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
! POSSIBILITY OF SUCH DAMAGE.
|
||||
!
|
||||
module amg_d_pde3d_box_mod
|
||||
use psb_base_mod, only : psb_dpk_, done, dzero
|
||||
real(psb_dpk_), save, private :: epsilon=done/80
|
||||
contains
|
||||
subroutine pde_set_parm3d_box(dat)
|
||||
real(psb_dpk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm3d_box
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
function b1_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: b1_box
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
b1_box=done/sqrt(3.0_psb_dpk_)
|
||||
end function b1_box
|
||||
function b2_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: b2_box
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
b2_box=done/sqrt(3.0_psb_dpk_)
|
||||
end function b2_box
|
||||
function b3_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: b3_box
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
b3_box=done/sqrt(3.0_psb_dpk_)
|
||||
end function b3_box
|
||||
function c_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: c_box
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
c_box=dzero
|
||||
end function c_box
|
||||
function a1_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: a1_box
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
a1_box=epsilon
|
||||
end function a1_box
|
||||
function a2_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: a2_box
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
a2_box=epsilon
|
||||
end function a2_box
|
||||
function a3_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: a3_box
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
a3_box=epsilon
|
||||
end function a3_box
|
||||
function g_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_dpk_) :: g_box
|
||||
real(psb_dpk_), intent(in) :: x,y,z
|
||||
g_box= dzero
|
||||
if (x == done) then
|
||||
g_box = done
|
||||
else if (x == dzero) then
|
||||
g_box = done
|
||||
end if
|
||||
end function g_box
|
||||
end module amg_d_pde3d_box_mod
|
||||
@@ -38,10 +38,10 @@ module amg_d_pde3d_exp_mod
|
||||
use psb_base_mod, only : psb_dpk_, done, dzero
|
||||
real(psb_dpk_), save, private :: epsilon=done/160
|
||||
contains
|
||||
subroutine pde_set_parm(dat)
|
||||
subroutine pde_set_parm3d_exp(dat)
|
||||
real(psb_dpk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm
|
||||
end subroutine pde_set_parm3d_exp
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
|
||||
@@ -38,10 +38,10 @@ module amg_d_pde3d_gauss_mod
|
||||
use psb_base_mod, only : psb_dpk_, done, dzero
|
||||
real(psb_dpk_), save, private :: epsilon=done/80
|
||||
contains
|
||||
subroutine pde_set_parm(dat)
|
||||
subroutine pde_set_parm3d_gauss(dat)
|
||||
real(psb_dpk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm
|
||||
end subroutine pde_set_parm3d_gauss
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
|
||||
@@ -72,6 +72,7 @@ program amg_s_pde2d
|
||||
use amg_s_pde2d_base_mod
|
||||
use amg_s_pde2d_exp_mod
|
||||
use amg_s_pde2d_box_mod
|
||||
use amg_s_pde2d_gauss_mod
|
||||
use amg_s_genpde_mod
|
||||
#if defined(OPENMP)
|
||||
use omp_lib
|
||||
@@ -124,16 +125,16 @@ program amg_s_pde2d
|
||||
integer(psb_ipk_) :: outer_sweeps ! number of outer sweeps: sweeps for 1-level,
|
||||
! AMG cycles for ML
|
||||
! general AMG data
|
||||
character(len=16) :: mlcycle ! AMG cycle type
|
||||
character(len=32) :: mlcycle ! AMG cycle type
|
||||
integer(psb_ipk_) :: maxlevs ! maximum number of levels in AMG preconditioner
|
||||
|
||||
! AMG aggregation
|
||||
character(len=16) :: aggr_prol ! aggregation type: SMOOTHED, NONSMOOTHED
|
||||
character(len=16) :: par_aggr_alg ! parallel aggregation algorithm: DEC, SYMDEC
|
||||
character(len=16) :: aggr_type ! Type of aggregation SOC1, SOC2, MATCHBOXP
|
||||
character(len=32) :: aggr_prol ! aggregation type: SMOOTHED, NONSMOOTHED
|
||||
character(len=32) :: par_aggr_alg ! parallel aggregation algorithm: DEC, SYMDEC
|
||||
character(len=32) :: aggr_type ! Type of aggregation SOC1, SOC2, MATCHBOXP
|
||||
integer(psb_ipk_) :: aggr_size ! Requested size of the aggregates for MATCHBOXP
|
||||
character(len=16) :: aggr_ord ! ordering for aggregation: NATURAL, DEGREE
|
||||
character(len=16) :: aggr_filter ! filtering: FILTER, NO_FILTER
|
||||
character(len=32) :: aggr_ord ! ordering for aggregation: NATURAL, DEGREE
|
||||
character(len=32) :: aggr_filter ! filtering: FILTER, NO_FILTER
|
||||
real(psb_spk_) :: mncrratio ! minimum aggregation ratio
|
||||
real(psb_spk_), allocatable :: athresv(:) ! smoothed aggregation threshold vector
|
||||
integer(psb_ipk_) :: thrvsz ! size of threshold vector
|
||||
@@ -141,39 +142,39 @@ program amg_s_pde2d
|
||||
integer(psb_ipk_) :: csizepp ! minimum size of coarsest matrix per process
|
||||
|
||||
! AMG smoother or pre-smoother; also 1-lev preconditioner
|
||||
character(len=16) :: smther ! (pre-)smoother type: BJAC, AS
|
||||
character(len=32) :: smther ! (pre-)smoother type: BJAC, AS
|
||||
integer(psb_ipk_) :: jsweeps ! (pre-)smoother / 1-lev prec. sweeps
|
||||
integer(psb_ipk_) :: novr ! number of overlap layers
|
||||
character(len=16) :: restr ! restriction over application of AS
|
||||
character(len=16) :: prol ! prolongation over application of AS
|
||||
character(len=16) :: solve ! local subsolver type: ILU, MILU, ILUT,
|
||||
character(len=32) :: restr ! restriction over application of AS
|
||||
character(len=32) :: prol ! prolongation over application of AS
|
||||
character(len=32) :: solve ! local subsolver type: ILU, MILU, ILUT,
|
||||
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
|
||||
integer(psb_ipk_) :: ssweeps ! inner solver sweeps
|
||||
character(len=16) :: variant ! AINV variant: LLK, etc
|
||||
character(len=32) :: variant ! AINV variant: LLK, etc
|
||||
integer(psb_ipk_) :: fill ! fill-in for incomplete LU factorization
|
||||
integer(psb_ipk_) :: invfill ! Inverse fill-in for INVK
|
||||
real(psb_spk_) :: thr ! threshold for ILUT factorization
|
||||
|
||||
! AMG post-smoother; ignored by 1-lev preconditioner
|
||||
character(len=16) :: smther2 ! post-smoother type: BJAC, AS
|
||||
character(len=32) :: smther2 ! post-smoother type: BJAC, AS
|
||||
integer(psb_ipk_) :: jsweeps2 ! post-smoother sweeps
|
||||
integer(psb_ipk_) :: novr2 ! number of overlap layers
|
||||
character(len=16) :: restr2 ! restriction over application of AS
|
||||
character(len=16) :: prol2 ! prolongation over application of AS
|
||||
character(len=16) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
|
||||
character(len=32) :: restr2 ! restriction over application of AS
|
||||
character(len=32) :: prol2 ! prolongation over application of AS
|
||||
character(len=32) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
|
||||
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
|
||||
integer(psb_ipk_) :: ssweeps2 ! inner solver sweeps
|
||||
character(len=16) :: variant2 ! AINV variant: LLK, etc
|
||||
character(len=32) :: variant2 ! AINV variant: LLK, etc
|
||||
integer(psb_ipk_) :: fill2 ! fill-in for incomplete LU factorization
|
||||
integer(psb_ipk_) :: invfill2 ! Inverse fill-in for INVK
|
||||
real(psb_spk_) :: thr2 ! threshold for ILUT factorization
|
||||
|
||||
! coarsest-level solver
|
||||
character(len=16) :: cmat ! coarsest matrix layout: REPL, DIST
|
||||
character(len=16) :: csolve ! coarsest-lev solver: BJAC, SLUDIST (distr.
|
||||
character(len=32) :: cmat ! coarsest matrix layout: REPL, DIST
|
||||
character(len=32) :: csolve ! coarsest-lev solver: BJAC, SLUDIST (distr.
|
||||
! mat.); UMF, MUMPS, SLU, ILU, ILUT, MILU
|
||||
! (repl. mat.)
|
||||
character(len=16) :: csbsolve ! coarsest-lev local subsolver: ILU, ILUT,
|
||||
character(len=32) :: csbsolve ! coarsest-lev local subsolver: ILU, ILUT,
|
||||
! MILU, UMF, MUMPS, SLU
|
||||
integer(psb_ipk_) :: cfill ! fill-in for incomplete LU factorization
|
||||
real(psb_spk_) :: cthres ! threshold for ILUT factorization
|
||||
@@ -241,13 +242,16 @@ program amg_s_pde2d
|
||||
select case(psb_toupper(trim(pdecoeff)))
|
||||
case("CONST")
|
||||
call amg_gen_pde2d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1,a2,b1,b2,c,g,info)
|
||||
& a1_base,a2_base,b1_base,b2_base,c_base,g_base,info)
|
||||
case("EXP")
|
||||
call amg_gen_pde2d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1_exp,a2_exp,b1_exp,b2_exp,c_exp,g_exp,info)
|
||||
case("BOX")
|
||||
call amg_gen_pde2d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1_box,a2_box,b1_box,b2_box,c_box,g_box,info)
|
||||
case("GAUSS")
|
||||
call amg_gen_pde2d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1_gauss,a2_gauss,b1_gauss,b2_gauss,c_gauss,g_gauss,info)
|
||||
case default
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='amg_gen_pdecoeff'
|
||||
|
||||
@@ -38,52 +38,52 @@ module amg_s_pde2d_base_mod
|
||||
use psb_base_mod, only : psb_spk_, szero, sone
|
||||
real(psb_spk_), save, private :: epsilon=sone/80
|
||||
contains
|
||||
subroutine pde_set_parm(dat)
|
||||
subroutine pde_set_parm2d_base(dat)
|
||||
real(psb_spk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm
|
||||
end subroutine pde_set_parm2d_base
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
function b1(x,y)
|
||||
function b1_base(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: b1
|
||||
real(psb_spk_) :: b1_base
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
b1 = szero/1.414_psb_spk_
|
||||
end function b1
|
||||
function b2(x,y)
|
||||
b1_base = szero/1.414_psb_spk_
|
||||
end function b1_base
|
||||
function b2_base(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: b2
|
||||
real(psb_spk_) :: b2_base
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
b2 = szero/1.414_psb_spk_
|
||||
end function b2
|
||||
function c(x,y)
|
||||
b2_base = szero/1.414_psb_spk_
|
||||
end function b2_base
|
||||
function c_base(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: c
|
||||
real(psb_spk_) :: c_base
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
c = szero
|
||||
end function c
|
||||
function a1(x,y)
|
||||
c_base = szero
|
||||
end function c_base
|
||||
function a1_base(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: a1
|
||||
real(psb_spk_) :: a1_base
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
a1=sone*epsilon
|
||||
end function a1
|
||||
function a2(x,y)
|
||||
a1_base=sone*epsilon
|
||||
end function a1_base
|
||||
function a2_base(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: a2
|
||||
real(psb_spk_) :: a2_base
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
a2=sone*epsilon
|
||||
end function a2
|
||||
function g(x,y)
|
||||
a2_base=sone*epsilon
|
||||
end function a2_base
|
||||
function g_base(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: g
|
||||
real(psb_spk_) :: g_base
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
g = szero
|
||||
g_base = szero
|
||||
if (x == sone) then
|
||||
g = sone
|
||||
g_base = sone
|
||||
else if (x == szero) then
|
||||
g = sone
|
||||
g_base = sone
|
||||
end if
|
||||
end function g
|
||||
end function g_base
|
||||
end module amg_s_pde2d_base_mod
|
||||
|
||||
@@ -38,10 +38,10 @@ module amg_s_pde2d_box_mod
|
||||
use psb_base_mod, only : psb_spk_, szero, sone
|
||||
real(psb_spk_), save, private :: epsilon=sone/80
|
||||
contains
|
||||
subroutine pde_set_parm(dat)
|
||||
subroutine pde_set_parm2d_box(dat)
|
||||
real(psb_spk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm
|
||||
end subroutine pde_set_parm2d_box
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
|
||||
@@ -38,10 +38,10 @@ module amg_s_pde2d_exp_mod
|
||||
use psb_base_mod, only : psb_spk_, sone, szero
|
||||
real(psb_spk_), save, private :: epsilon=sone/80
|
||||
contains
|
||||
subroutine pde_set_parm(dat)
|
||||
subroutine pde_set_parm2d_exp(dat)
|
||||
real(psb_spk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm
|
||||
end subroutine pde_set_parm2d_exp
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
|
||||
@@ -0,0 +1,89 @@
|
||||
!
|
||||
!
|
||||
! AMG4PSBLAS version 1.0
|
||||
! Algebraic Multigrid Package
|
||||
! based on PSBLAS (Parallel Sparse BLAS version 3.7)
|
||||
!
|
||||
! (C) Copyright 2021
|
||||
!
|
||||
! Salvatore Filippone
|
||||
! Pasqua D'Ambra
|
||||
! Fabio Durastante
|
||||
!
|
||||
! Redistribution and use in source and binary forms, with or without
|
||||
! modification, are permitted provided that the following conditions
|
||||
! are met:
|
||||
! 1. Redistributions of source code must retain the above copyright
|
||||
! notice, this list of conditions and the following disclaimer.
|
||||
! 2. Redistributions in binary form must reproduce the above copyright
|
||||
! notice, this list of conditions, and the following disclaimer in the
|
||||
! documentation and/or other materials provided with the distribution.
|
||||
! 3. The name of the AMG4PSBLAS group or the names of its contributors may
|
||||
! not be used to endorse or promote products derived from this
|
||||
! software without specific written permission.
|
||||
!
|
||||
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AMG4PSBLAS GROUP OR ITS CONTRIBUTORS
|
||||
! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
! POSSIBILITY OF SUCH DAMAGE.
|
||||
!
|
||||
module amg_s_pde2d_gauss_mod
|
||||
use psb_base_mod, only : psb_spk_, sone, szero
|
||||
real(psb_spk_), save, private :: epsilon=sone/80
|
||||
contains
|
||||
subroutine pde_set_parm2d_gauss(dat)
|
||||
real(psb_spk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm2d_gauss
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
function b1_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: b1_gauss
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
b1_gauss=sone/sqrt(3.0_psb_spk_)-2*x*exp(-(x**2+y**2))
|
||||
end function b1_gauss
|
||||
function b2_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: b2_gauss
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
b2_gauss=sone/sqrt(3.0_psb_spk_)-2*y*exp(-(x**2+y**2))
|
||||
end function b2_gauss
|
||||
function c_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: c_gauss
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
c_gauss=szero
|
||||
end function c_gauss
|
||||
function a1_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: a1_gauss
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
a1_gauss=epsilon*exp(-(x**2+y**2))
|
||||
end function a1_gauss
|
||||
function a2_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: a2_gauss
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
a2_gauss=epsilon*exp(-(x**2+y**2))
|
||||
end function a2_gauss
|
||||
function g_gauss(x,y)
|
||||
implicit none
|
||||
real(psb_spk_) :: g_gauss
|
||||
real(psb_spk_), intent(in) :: x,y
|
||||
g_gauss = szero
|
||||
if (x == sone) then
|
||||
g_gauss = sone
|
||||
else if (x == szero) then
|
||||
g_gauss = sone
|
||||
end if
|
||||
end function g_gauss
|
||||
end module amg_s_pde2d_gauss_mod
|
||||
@@ -72,6 +72,7 @@ program amg_s_pde3d
|
||||
use data_input
|
||||
use amg_s_pde3d_base_mod
|
||||
use amg_s_pde3d_exp_mod
|
||||
use amg_s_pde3d_box_mod
|
||||
use amg_s_pde3d_gauss_mod
|
||||
use amg_s_genpde_mod
|
||||
#if defined(OPENMP)
|
||||
@@ -125,16 +126,16 @@ program amg_s_pde3d
|
||||
integer(psb_ipk_) :: outer_sweeps ! number of outer sweeps: sweeps for 1-level,
|
||||
! AMG cycles for ML
|
||||
! general AMG data
|
||||
character(len=16) :: mlcycle ! AMG cycle type
|
||||
character(len=32) :: mlcycle ! AMG cycle type
|
||||
integer(psb_ipk_) :: maxlevs ! maximum number of levels in AMG preconditioner
|
||||
|
||||
! AMG aggregation
|
||||
character(len=16) :: aggr_prol ! aggregation type: SMOOTHED, NONSMOOTHED
|
||||
character(len=16) :: par_aggr_alg ! parallel aggregation algorithm: DEC, SYMDEC
|
||||
character(len=16) :: aggr_type ! Type of aggregation SOC1, SOC2, MATCHBOXP
|
||||
character(len=32) :: aggr_prol ! aggregation type: SMOOTHED, NONSMOOTHED
|
||||
character(len=32) :: par_aggr_alg ! parallel aggregation algorithm: DEC, SYMDEC
|
||||
character(len=32) :: aggr_type ! Type of aggregation SOC1, SOC2, MATCHBOXP
|
||||
integer(psb_ipk_) :: aggr_size ! Requested size of the aggregates for MATCHBOXP
|
||||
character(len=16) :: aggr_ord ! ordering for aggregation: NATURAL, DEGREE
|
||||
character(len=16) :: aggr_filter ! filtering: FILTER, NO_FILTER
|
||||
character(len=32) :: aggr_ord ! ordering for aggregation: NATURAL, DEGREE
|
||||
character(len=32) :: aggr_filter ! filtering: FILTER, NO_FILTER
|
||||
real(psb_spk_) :: mncrratio ! minimum aggregation ratio
|
||||
real(psb_spk_), allocatable :: athresv(:) ! smoothed aggregation threshold vector
|
||||
integer(psb_ipk_) :: thrvsz ! size of threshold vector
|
||||
@@ -142,39 +143,39 @@ program amg_s_pde3d
|
||||
integer(psb_ipk_) :: csizepp ! minimum size of coarsest matrix per process
|
||||
|
||||
! AMG smoother or pre-smoother; also 1-lev preconditioner
|
||||
character(len=16) :: smther ! (pre-)smoother type: BJAC, AS
|
||||
character(len=32) :: smther ! (pre-)smoother type: BJAC, AS
|
||||
integer(psb_ipk_) :: jsweeps ! (pre-)smoother / 1-lev prec. sweeps
|
||||
integer(psb_ipk_) :: novr ! number of overlap layers
|
||||
character(len=16) :: restr ! restriction over application of AS
|
||||
character(len=16) :: prol ! prolongation over application of AS
|
||||
character(len=16) :: solve ! local subsolver type: ILU, MILU, ILUT,
|
||||
character(len=32) :: restr ! restriction over application of AS
|
||||
character(len=32) :: prol ! prolongation over application of AS
|
||||
character(len=32) :: solve ! local subsolver type: ILU, MILU, ILUT,
|
||||
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
|
||||
integer(psb_ipk_) :: ssweeps ! inner solver sweeps
|
||||
character(len=16) :: variant ! AINV variant: LLK, etc
|
||||
character(len=32) :: variant ! AINV variant: LLK, etc
|
||||
integer(psb_ipk_) :: fill ! fill-in for incomplete LU factorization
|
||||
integer(psb_ipk_) :: invfill ! Inverse fill-in for INVK
|
||||
real(psb_spk_) :: thr ! threshold for ILUT factorization
|
||||
|
||||
! AMG post-smoother; ignored by 1-lev preconditioner
|
||||
character(len=16) :: smther2 ! post-smoother type: BJAC, AS
|
||||
character(len=32) :: smther2 ! post-smoother type: BJAC, AS
|
||||
integer(psb_ipk_) :: jsweeps2 ! post-smoother sweeps
|
||||
integer(psb_ipk_) :: novr2 ! number of overlap layers
|
||||
character(len=16) :: restr2 ! restriction over application of AS
|
||||
character(len=16) :: prol2 ! prolongation over application of AS
|
||||
character(len=16) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
|
||||
character(len=32) :: restr2 ! restriction over application of AS
|
||||
character(len=32) :: prol2 ! prolongation over application of AS
|
||||
character(len=32) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
|
||||
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
|
||||
integer(psb_ipk_) :: ssweeps2 ! inner solver sweeps
|
||||
character(len=16) :: variant2 ! AINV variant: LLK, etc
|
||||
character(len=32) :: variant2 ! AINV variant: LLK, etc
|
||||
integer(psb_ipk_) :: fill2 ! fill-in for incomplete LU factorization
|
||||
integer(psb_ipk_) :: invfill2 ! Inverse fill-in for INVK
|
||||
real(psb_spk_) :: thr2 ! threshold for ILUT factorization
|
||||
|
||||
! coarsest-level solver
|
||||
character(len=16) :: cmat ! coarsest matrix layout: REPL, DIST
|
||||
character(len=16) :: csolve ! coarsest-lev solver: BJAC, SLUDIST (distr.
|
||||
character(len=32) :: cmat ! coarsest matrix layout: REPL, DIST
|
||||
character(len=32) :: csolve ! coarsest-lev solver: BJAC, SLUDIST (distr.
|
||||
! mat.); UMF, MUMPS, SLU, ILU, ILUT, MILU
|
||||
! (repl. mat.)
|
||||
character(len=16) :: csbsolve ! coarsest-lev local subsolver: ILU, ILUT,
|
||||
character(len=32) :: csbsolve ! coarsest-lev local subsolver: ILU, ILUT,
|
||||
! MILU, UMF, MUMPS, SLU
|
||||
integer(psb_ipk_) :: cfill ! fill-in for incomplete LU factorization
|
||||
real(psb_spk_) :: cthres ! threshold for ILUT factorization
|
||||
@@ -243,10 +244,13 @@ program amg_s_pde3d
|
||||
select case(psb_toupper(trim(pdecoeff)))
|
||||
case("CONST")
|
||||
call amg_gen_pde3d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1,a2,a3,b1,b2,b3,c,g,info)
|
||||
& a1_base,a2_base,a3_base,b1_base,b2_base,b3_base,c_base,g_base,info)
|
||||
case("EXP")
|
||||
call amg_gen_pde3d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1_exp,a2_exp,a3_exp,b1_exp,b2_exp,b3_exp,c_exp,g_exp,info)
|
||||
case("BOX")
|
||||
call amg_gen_pde3d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1_box,a2_box,a3_box,b1_box,b2_box,b3_box,c_box,g_box,info)
|
||||
case("GAUSS")
|
||||
call amg_gen_pde3d(ctxt,idim,a,b,x,desc_a,afmt,&
|
||||
& a1_gauss,a2_gauss,a3_gauss,b1_gauss,b2_gauss,b3_gauss,c_gauss,g_gauss,info)
|
||||
|
||||
@@ -38,64 +38,64 @@ module amg_s_pde3d_base_mod
|
||||
use psb_base_mod, only : psb_spk_, sone, szero
|
||||
real(psb_spk_), save, private :: epsilon=sone/80
|
||||
contains
|
||||
subroutine pde_set_parm(dat)
|
||||
subroutine pde_set_parm3d_base(dat)
|
||||
real(psb_spk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm
|
||||
end subroutine pde_set_parm3d_base
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
function b1(x,y,z)
|
||||
function b1_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: b1
|
||||
real(psb_spk_) :: b1_base
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
b1=sone/sqrt(3.0_psb_spk_)
|
||||
end function b1
|
||||
function b2(x,y,z)
|
||||
b1_base=szero/sqrt(3.0_psb_spk_)
|
||||
end function b1_base
|
||||
function b2_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: b2
|
||||
real(psb_spk_) :: b2_base
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
b2=sone/sqrt(3.0_psb_spk_)
|
||||
end function b2
|
||||
function b3(x,y,z)
|
||||
b2_base=szero/sqrt(3.0_psb_spk_)
|
||||
end function b2_base
|
||||
function b3_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: b3
|
||||
real(psb_spk_) :: b3_base
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
b3=sone/sqrt(3.0_psb_spk_)
|
||||
end function b3
|
||||
function c(x,y,z)
|
||||
b3_base=szero/sqrt(3.0_psb_spk_)
|
||||
end function b3_base
|
||||
function c_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: c
|
||||
real(psb_spk_) :: c_base
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
c=szero
|
||||
end function c
|
||||
function a1(x,y,z)
|
||||
c_base=szero
|
||||
end function c_base
|
||||
function a1_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: a1
|
||||
real(psb_spk_) :: a1_base
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
a1=epsilon
|
||||
end function a1
|
||||
function a2(x,y,z)
|
||||
a1_base=epsilon
|
||||
end function a1_base
|
||||
function a2_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: a2
|
||||
real(psb_spk_) :: a2_base
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
a2=epsilon
|
||||
end function a2
|
||||
function a3(x,y,z)
|
||||
a2_base=epsilon
|
||||
end function a2_base
|
||||
function a3_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: a3
|
||||
real(psb_spk_) :: a3_base
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
a3=epsilon
|
||||
end function a3
|
||||
function g(x,y,z)
|
||||
a3_base=epsilon
|
||||
end function a3_base
|
||||
function g_base(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: g
|
||||
real(psb_spk_) :: g_base
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
g = szero
|
||||
g_base = szero
|
||||
if (x == sone) then
|
||||
g = sone
|
||||
g_base = sone
|
||||
else if (x == szero) then
|
||||
g = sone
|
||||
g_base = sone
|
||||
end if
|
||||
end function g
|
||||
end function g_base
|
||||
end module amg_s_pde3d_base_mod
|
||||
|
||||
@@ -0,0 +1,101 @@
|
||||
!
|
||||
!
|
||||
! AMG4PSBLAS version 1.0
|
||||
! Algebraic Multigrid Package
|
||||
! based on PSBLAS (Parallel Sparse BLAS version 3.7)
|
||||
!
|
||||
! (C) Copyright 2021
|
||||
!
|
||||
! Salvatore Filippone
|
||||
! Pasqua D'Ambra
|
||||
! Fabio Durastante
|
||||
!
|
||||
! Redistribution and use in source and binary forms, with or without
|
||||
! modification, are permitted provided that the following conditions
|
||||
! are met:
|
||||
! 1. Redistributions of source code must retain the above copyright
|
||||
! notice, this list of conditions and the following disclaimer.
|
||||
! 2. Redistributions in binary form must reproduce the above copyright
|
||||
! notice, this list of conditions, and the following disclaimer in the
|
||||
! documentation and/or other materials provided with the distribution.
|
||||
! 3. The name of the AMG4PSBLAS group or the names of its contributors may
|
||||
! not be used to endorse or promote products derived from this
|
||||
! software without specific written permission.
|
||||
!
|
||||
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AMG4PSBLAS GROUP OR ITS CONTRIBUTORS
|
||||
! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
! POSSIBILITY OF SUCH DAMAGE.
|
||||
!
|
||||
module amg_s_pde3d_box_mod
|
||||
use psb_base_mod, only : psb_spk_, sone, szero
|
||||
real(psb_spk_), save, private :: epsilon=sone/80
|
||||
contains
|
||||
subroutine pde_set_parm3d_box(dat)
|
||||
real(psb_spk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm3d_box
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
function b1_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: b1_box
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
b1_box=sone/sqrt(3.0_psb_spk_)
|
||||
end function b1_box
|
||||
function b2_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: b2_box
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
b2_box=sone/sqrt(3.0_psb_spk_)
|
||||
end function b2_box
|
||||
function b3_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: b3_box
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
b3_box=sone/sqrt(3.0_psb_spk_)
|
||||
end function b3_box
|
||||
function c_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: c_box
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
c_box=szero
|
||||
end function c_box
|
||||
function a1_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: a1_box
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
a1_box=epsilon
|
||||
end function a1_box
|
||||
function a2_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: a2_box
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
a2_box=epsilon
|
||||
end function a2_box
|
||||
function a3_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: a3_box
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
a3_box=epsilon
|
||||
end function a3_box
|
||||
function g_box(x,y,z)
|
||||
implicit none
|
||||
real(psb_spk_) :: g_box
|
||||
real(psb_spk_), intent(in) :: x,y,z
|
||||
g_box= szero
|
||||
if (x == sone) then
|
||||
g_box = sone
|
||||
else if (x == szero) then
|
||||
g_box = sone
|
||||
end if
|
||||
end function g_box
|
||||
end module amg_s_pde3d_box_mod
|
||||
@@ -38,10 +38,10 @@ module amg_s_pde3d_exp_mod
|
||||
use psb_base_mod, only : psb_spk_, sone, szero
|
||||
real(psb_spk_), save, private :: epsilon=sone/160
|
||||
contains
|
||||
subroutine pde_set_parm(dat)
|
||||
subroutine pde_set_parm3d_exp(dat)
|
||||
real(psb_spk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm
|
||||
end subroutine pde_set_parm3d_exp
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
|
||||
@@ -38,10 +38,10 @@ module amg_s_pde3d_gauss_mod
|
||||
use psb_base_mod, only : psb_spk_, sone, szero
|
||||
real(psb_spk_), save, private :: epsilon=sone/80
|
||||
contains
|
||||
subroutine pde_set_parm(dat)
|
||||
subroutine pde_set_parm3d_gauss(dat)
|
||||
real(psb_spk_), intent(in) :: dat
|
||||
epsilon = dat
|
||||
end subroutine pde_set_parm
|
||||
end subroutine pde_set_parm3d_gauss
|
||||
!
|
||||
! functions parametrizing the differential equation
|
||||
!
|
||||
|
||||
Reference in New Issue
Block a user