xref: /libCEED/tests/t200-elemrestriction-f.f90 (revision a8d322087fa8f150327cdc2bf14a171452b711ec)
18980d4a7Sjeremylt!-----------------------------------------------------------------------
28980d4a7Sjeremylt      program test
38980d4a7Sjeremylt
48980d4a7Sjeremylt      include 'ceedf.h'
58980d4a7Sjeremylt
68980d4a7Sjeremylt      integer ceed,err
78980d4a7Sjeremylt      integer x,y
88980d4a7Sjeremylt      integer r
98980d4a7Sjeremylt      integer i
10c8b9fe72Sjeremylt      integer*8 aoffset,yoffset
118980d4a7Sjeremylt
128980d4a7Sjeremylt      integer ne
138980d4a7Sjeremylt      parameter(ne=3)
14*a8d32208Sjeremylt      integer lmode
15*a8d32208Sjeremylt      parameter(lmode=ceed_notranspose)
168980d4a7Sjeremylt
178980d4a7Sjeremylt      integer*4 ind(2*ne)
188980d4a7Sjeremylt      real*8 a(ne+1)
198980d4a7Sjeremylt      real*8 yy(2*ne)
208980d4a7Sjeremylt      real*8 diff
218980d4a7Sjeremylt
228980d4a7Sjeremylt      character arg*32
238980d4a7Sjeremylt
248980d4a7Sjeremylt      call getarg(1,arg)
258980d4a7Sjeremylt      call ceedinit(trim(arg)//char(0),ceed,err)
268980d4a7Sjeremylt
278980d4a7Sjeremylt      call ceedvectorcreate(ceed,ne+1,x,err)
288980d4a7Sjeremylt
298980d4a7Sjeremylt      do i=1,ne+1
308980d4a7Sjeremylt        a(i)=10+i-1
318980d4a7Sjeremylt      enddo
328980d4a7Sjeremylt
33c8b9fe72Sjeremylt      aoffset=0
34c8b9fe72Sjeremylt      call ceedvectorsetarray(x,ceed_mem_host,ceed_use_pointer,a,aoffset,err)
358980d4a7Sjeremylt
368980d4a7Sjeremylt      do i=1,ne
378980d4a7Sjeremylt        ind(2*i-1)=i-1
388980d4a7Sjeremylt        ind(2*i  )=i
398980d4a7Sjeremylt      enddo
408980d4a7Sjeremylt
41*a8d32208Sjeremylt      call ceedelemrestrictioncreate(ceed,lmode,ne,2,ne+1,1,ceed_mem_host,&
428980d4a7Sjeremylt     & ceed_use_pointer,ind,r,err)
438980d4a7Sjeremylt
448980d4a7Sjeremylt      call ceedvectorcreate(ceed,2*ne,y,err);
458980d4a7Sjeremylt      call ceedvectorsetvalue(y,0.d0,err);
46*a8d32208Sjeremylt      call ceedelemrestrictionapply(r,ceed_notranspose,x,y,&
478980d4a7Sjeremylt     & ceed_request_immediate,err)
488980d4a7Sjeremylt
49c8b9fe72Sjeremylt      call ceedvectorgetarrayread(y,ceed_mem_host,yy,yoffset,err)
508980d4a7Sjeremylt      do i=1,ne*2
51c8b9fe72Sjeremylt        diff=10+i/2-yy(i+yoffset)
528980d4a7Sjeremylt        if (abs(diff) > 1.0D-15) then
53a2546046Sjeremylt! LCOV_EXCL_START
54c8b9fe72Sjeremylt          write(*,*) 'Error in restricted array y(',i,')=',yy(i+yoffset)
55de996c55Sjeremylt! LCOV_EXCL_STOP
568980d4a7Sjeremylt        endif
578980d4a7Sjeremylt      enddo
58c8b9fe72Sjeremylt      call ceedvectorrestorearrayread(y,yy,yoffset,err)
598980d4a7Sjeremylt
608980d4a7Sjeremylt      call ceedvectordestroy(x,err)
618980d4a7Sjeremylt      call ceedvectordestroy(y,err)
628980d4a7Sjeremylt      call ceedelemrestrictiondestroy(r,err)
638980d4a7Sjeremylt      call ceeddestroy(ceed,err)
648980d4a7Sjeremylt
658980d4a7Sjeremylt      end
668980d4a7Sjeremylt!-----------------------------------------------------------------------
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