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added weighted 2-norm function

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This commit is contained in:
Cirdans-Home
2020-02-21 09:56:10 +01:00
parent 63885c36c7
commit 1b214f3f00
13 changed files with 704 additions and 154 deletions
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test/kernel/vecoperation.f90
+12 -6
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@@ -53,7 +53,7 @@ program vecoperation
integer(psb_ipk_) :: nr, nlr, info, i, ii, ib=1
integer(psb_lpk_) :: nt
integer(psb_lpk_), allocatable :: myidx(:)
real(psb_dpk_) :: zt(1), dotresult, norm2, norm1, norminf
real(psb_dpk_) :: zt(1), dotresult, norm2, norm1, norminf, norm2w
character(len=20) :: name,ch_err,readinput
real(psb_dpk_), allocatable :: vx(:), vy(:), vz(:)
real(psb_dpk_) :: c
@@ -160,10 +160,6 @@ program vecoperation
!
dotresult = psb_gedot(x,y,desc_a,info) ! Dot-product
if (iam == psb_root_) write(psb_out_unit,'("Dot product result : ",es12.5)')dotresult
norm1 = psb_norm1(x,desc_a,info)
norm2 = psb_norm2(x,desc_a,info)
norminf = psb_normi(x,desc_a,info)
if (iam == psb_root_) write(psb_out_unit,'("\|x\|_inf : ",es12.5," \|x\|_1 :",es12.5," \|x\|_2",es12.5)')norminf,norm1,norm2
call psb_geaxpby(1.0_psb_dpk_, x, 1.0_psb_dpk_, y, desc_a, info) ! \alpha x + \beta y
if (iam == psb_root_) then
@@ -218,7 +214,7 @@ program vecoperation
write(psb_out_unit,'("|x| = ",es12.1)')vz(:)
end if
c = 1.0/2.0;
c = 1.0/5.0;
call psb_gecmp(x,c,z,desc_a,info);
if (iam == psb_root_) then
@@ -229,6 +225,16 @@ program vecoperation
write(psb_out_unit,'("z = ",es12.1)')vz(:)
end if
write(psb_out_unit,'("Computation of vector norms:")')
norm1 = psb_norm1(x,desc_a,info)
norm2 = psb_norm2(x,desc_a,info)
norm2w = psb_norm2(x,absz,desc_a,info)
norminf = psb_normi(x,desc_a,info)
write(psb_out_unit,'("\|x\|_inf : ",es12.5," \|x\|_1 :",es12.5)')norminf,norm1
write(psb_out_unit,'(" \|x\|_2 : ",es12.5," \|x\|_2,w : ",es12.5)')norm2,norm2w
!
! cleanup storage and exit
!