xref: /libCEED/tests/t530-operator-f.f90 (revision d9b786505a4dfcb66b2fcd9e3b61dd507168515d)
11d102b48SJeremy L Thompson!-----------------------------------------------------------------------
2752c3701SJeremy L Thompson!
3752c3701SJeremy L Thompson! Header with QFunctions
4752c3701SJeremy L Thompson!
5752c3701SJeremy L Thompson      include 't530-operator-f.h'
61d102b48SJeremy L Thompson!-----------------------------------------------------------------------
71d102b48SJeremy L Thompson      program test
81f9a83abSJed Brown      implicit none
9ec3da8bcSJed Brown      include 'ceed/fortran.h'
101d102b48SJeremy L Thompson
111d102b48SJeremy L Thompson      integer ceed,err,i,j,k
1215910d16Sjeremylt      integer stridesu(3)
1315910d16Sjeremylt      integer erestrictx,erestrictu,erestrictui,erestrictlini
141d102b48SJeremy L Thompson      integer bx,bu
151d102b48SJeremy L Thompson      integer qf_setup,qf_mass
161d102b48SJeremy L Thompson      integer op_setup,op_mass
171d102b48SJeremy L Thompson      integer qdata,x,a,u,v
181d102b48SJeremy L Thompson      integer nelem,p,q,d
191d102b48SJeremy L Thompson      integer row,col,offset
201d102b48SJeremy L Thompson      parameter(nelem=6)
211d102b48SJeremy L Thompson      parameter(p=3)
221d102b48SJeremy L Thompson      parameter(q=4)
231d102b48SJeremy L Thompson      parameter(d=2)
241d102b48SJeremy L Thompson      integer ndofs,nqpts,nx,ny
251d102b48SJeremy L Thompson      parameter(nx=3)
261d102b48SJeremy L Thompson      parameter(ny=2)
271d102b48SJeremy L Thompson      parameter(ndofs=(nx*2+1)*(ny*2+1))
281d102b48SJeremy L Thompson      parameter(nqpts=nelem*q*q)
291d102b48SJeremy L Thompson      integer indx(nelem*p*p)
301d102b48SJeremy L Thompson      real*8 arrx(d*ndofs),aa(nqpts),qq(nqpts),vv(ndofs)
311d102b48SJeremy L Thompson      integer*8 xoffset,aoffset,qoffset,voffset
321d102b48SJeremy L Thompson      real*8 total
331d102b48SJeremy L Thompson
341d102b48SJeremy L Thompson      character arg*32
351d102b48SJeremy L Thompson
361d102b48SJeremy L Thompson      external setup,mass
371d102b48SJeremy L Thompson
381d102b48SJeremy L Thompson      call getarg(1,arg)
391d102b48SJeremy L Thompson
401d102b48SJeremy L Thompson      call ceedinit(trim(arg)//char(0),ceed,err)
411d102b48SJeremy L Thompson
421d102b48SJeremy L Thompson! DoF Coordinates
431d102b48SJeremy L Thompson      do i=0,nx*2
441d102b48SJeremy L Thompson        do j=0,ny*2
451d102b48SJeremy L Thompson          arrx(i+j*(nx*2+1)+0*ndofs+1)=1.d0*i/(2*nx)
461d102b48SJeremy L Thompson          arrx(i+j*(nx*2+1)+1*ndofs+1)=1.d0*j/(2*ny)
471d102b48SJeremy L Thompson        enddo
481d102b48SJeremy L Thompson      enddo
491d102b48SJeremy L Thompson      call ceedvectorcreate(ceed,d*ndofs,x,err)
501d102b48SJeremy L Thompson      xoffset=0
511d102b48SJeremy L Thompson      call ceedvectorsetarray(x,ceed_mem_host,ceed_use_pointer,arrx,xoffset,err)
521d102b48SJeremy L Thompson
531d102b48SJeremy L Thompson! Qdata Vector
541d102b48SJeremy L Thompson      call ceedvectorcreate(ceed,nqpts,qdata,err)
551d102b48SJeremy L Thompson
561d102b48SJeremy L Thompson! Element Setup
571d102b48SJeremy L Thompson      do i=0,nelem-1
581d102b48SJeremy L Thompson        col=mod(i,nx)
591d102b48SJeremy L Thompson        row=i/nx
601d102b48SJeremy L Thompson        offset=col*(p-1)+row*(nx*2+1)*(p-1)
611d102b48SJeremy L Thompson        do j=0,p-1
621d102b48SJeremy L Thompson          do k=0,p-1
631d102b48SJeremy L Thompson            indx(p*(p*i+k)+j+1)=offset+k*(nx*2+1)+j
641d102b48SJeremy L Thompson          enddo
651d102b48SJeremy L Thompson        enddo
661d102b48SJeremy L Thompson      enddo
671d102b48SJeremy L Thompson
681d102b48SJeremy L Thompson! Restrictions
69d979a051Sjeremylt      call ceedelemrestrictioncreate(ceed,nelem,p*p,d,ndofs,d*ndofs,&
701d102b48SJeremy L Thompson     & ceed_mem_host,ceed_use_pointer,indx,erestrictx,err)
711d102b48SJeremy L Thompson
72d979a051Sjeremylt      call ceedelemrestrictioncreate(ceed,nelem,p*p,1,1,ndofs,&
731d102b48SJeremy L Thompson     & ceed_mem_host,ceed_use_pointer,indx,erestrictu,err)
747509a596Sjeremylt      stridesu=[1,q*q,q*q]
75d979a051Sjeremylt      call ceedelemrestrictioncreatestrided(ceed,nelem,q*q,1,nqpts,&
76d979a051Sjeremylt     & stridesu,erestrictui,err)
771d102b48SJeremy L Thompson
781d102b48SJeremy L Thompson! Bases
791d102b48SJeremy L Thompson      call ceedbasiscreatetensorh1lagrange(ceed,d,d,p,q,ceed_gauss,&
801d102b48SJeremy L Thompson     & bx,err)
811d102b48SJeremy L Thompson      call ceedbasiscreatetensorh1lagrange(ceed,d,1,p,q,ceed_gauss,&
821d102b48SJeremy L Thompson     & bu,err)
831d102b48SJeremy L Thompson
841d102b48SJeremy L Thompson! QFunctions
851d102b48SJeremy L Thompson! -- Setup
861d102b48SJeremy L Thompson      call ceedqfunctioncreateinterior(ceed,1,setup,&
871d102b48SJeremy L Thompson     &SOURCE_DIR&
88a05f9790Sjeremylt     &//'t510-operator.h:setup'//char(0),qf_setup,err)
89a61c78d6SJeremy L Thompson      call ceedqfunctionaddinput(qf_setup,'weight',1,ceed_eval_weight,err)
901d102b48SJeremy L Thompson      call ceedqfunctionaddinput(qf_setup,'dx',d*d,ceed_eval_grad,err)
911d102b48SJeremy L Thompson      call ceedqfunctionaddoutput(qf_setup,'rho',1,ceed_eval_none,err)
921d102b48SJeremy L Thompson! -- Mass
931d102b48SJeremy L Thompson      call ceedqfunctioncreateinterior(ceed,1,mass,&
941d102b48SJeremy L Thompson     &SOURCE_DIR&
95a05f9790Sjeremylt     &//'t510-operator.h:mass'//char(0),qf_mass,err)
961d102b48SJeremy L Thompson      call ceedqfunctionaddinput(qf_mass,'rho',1,ceed_eval_none,err)
971d102b48SJeremy L Thompson      call ceedqfunctionaddinput(qf_mass,'u',1,ceed_eval_interp,err)
981d102b48SJeremy L Thompson      call ceedqfunctionaddoutput(qf_mass,'v',1,ceed_eval_interp,err)
991d102b48SJeremy L Thompson
1001d102b48SJeremy L Thompson! Operators
1011d102b48SJeremy L Thompson! -- Setup
102442e7f0bSjeremylt      call ceedoperatorcreate(ceed,qf_setup,ceed_qfunction_none,&
103442e7f0bSjeremylt     & ceed_qfunction_none,op_setup,err)
104a61c78d6SJeremy L Thompson      call ceedoperatorsetfield(op_setup,'weight',ceed_elemrestriction_none,&
105a8d32208Sjeremylt     & bx,ceed_vector_none,err)
1061d102b48SJeremy L Thompson      call ceedoperatorsetfield(op_setup,'dx',erestrictx,&
107a8d32208Sjeremylt     & bx,ceed_vector_active,err)
1081d102b48SJeremy L Thompson      call ceedoperatorsetfield(op_setup,'rho',erestrictui,&
109*356036faSJeremy L Thompson     ceed_basis_none,ceed_vector_active,err)
1101d102b48SJeremy L Thompson! -- Mass
111442e7f0bSjeremylt      call ceedoperatorcreate(ceed,qf_mass,ceed_qfunction_none,&
112442e7f0bSjeremylt     & ceed_qfunction_none,op_mass,err)
1131d102b48SJeremy L Thompson      call ceedoperatorsetfield(op_mass,'rho',erestrictui,&
114*356036faSJeremy L Thompson     ceed_basis_none,qdata,err)
1151d102b48SJeremy L Thompson      call ceedoperatorsetfield(op_mass,'u',erestrictu,&
116a8d32208Sjeremylt     & bu,ceed_vector_active,err)
1171d102b48SJeremy L Thompson      call ceedoperatorsetfield(op_mass,'v',erestrictu,&
118a8d32208Sjeremylt     & bu,ceed_vector_active,err)
1191d102b48SJeremy L Thompson
1201d102b48SJeremy L Thompson! Apply Setup Operator
1211d102b48SJeremy L Thompson      call ceedoperatorapply(op_setup,x,qdata,ceed_request_immediate,err)
1221d102b48SJeremy L Thompson
1231d102b48SJeremy L Thompson! Assemble QFunction
12480ac2e43SJeremy L Thompson      call ceedoperatorlinearassembleqfunction(op_mass,a,erestrictlini,&
1251d102b48SJeremy L Thompson     & ceed_request_immediate,err)
1261d102b48SJeremy L Thompson
1271d102b48SJeremy L Thompson! Check Output
1281d102b48SJeremy L Thompson      call ceedvectorgetarrayread(a,ceed_mem_host,aa,aoffset,err)
1291d102b48SJeremy L Thompson      call ceedvectorgetarrayread(qdata,ceed_mem_host,qq,qoffset,err)
1301d102b48SJeremy L Thompson      do i=1,nqpts
1311d102b48SJeremy L Thompson        if (abs(qq(qoffset+i)-aa(aoffset+i))>1.0d-9) then
1321d102b48SJeremy L Thompson! LCOV_EXCL_START
1331d102b48SJeremy L Thompson          write(*,*) 'Error: A[',i,'] = ',aa(aoffset+i),' != ',&
1341d102b48SJeremy L Thompson     &      qq(qoffset+i)
1351d102b48SJeremy L Thompson! LCOV_EXCL_STOP
1361d102b48SJeremy L Thompson        endif
1371d102b48SJeremy L Thompson      enddo
1381d102b48SJeremy L Thompson      call ceedvectorrestorearrayread(a,aa,aoffset,err)
1391d102b48SJeremy L Thompson      call ceedvectorrestorearrayread(qdata,qq,qoffset,err)
1401d102b48SJeremy L Thompson
1411d102b48SJeremy L Thompson! Apply original Mass Operator
1421d102b48SJeremy L Thompson      call ceedvectorcreate(ceed,ndofs,u,err)
1431d102b48SJeremy L Thompson      call ceedvectorsetvalue(u,1.d0,err)
1441d102b48SJeremy L Thompson      call ceedvectorcreate(ceed,ndofs,v,err)
1451d102b48SJeremy L Thompson      call ceedvectorsetvalue(v,0.d0,err)
1461d102b48SJeremy L Thompson      call ceedoperatorapply(op_mass,u,v,ceed_request_immediate,err)
1471d102b48SJeremy L Thompson
1481d102b48SJeremy L Thompson! Check Output
1491d102b48SJeremy L Thompson      call ceedvectorgetarrayread(v,ceed_mem_host,vv,voffset,err)
1501d102b48SJeremy L Thompson      total=0.
1511d102b48SJeremy L Thompson      do i=1,ndofs
1521d102b48SJeremy L Thompson        total=total+vv(voffset+i)
1531d102b48SJeremy L Thompson      enddo
1541d102b48SJeremy L Thompson      if (abs(total-1.)>1.0d-14) then
1551d102b48SJeremy L Thompson! LCOV_EXCL_START
1561d102b48SJeremy L Thompson        write(*,*) 'Error: True operator computed area = ',total,' != 1.0'
1571d102b48SJeremy L Thompson! LCOV_EXCL_STOP
1581d102b48SJeremy L Thompson      endif
1591d102b48SJeremy L Thompson      call ceedvectorrestorearrayread(v,vv,voffset,err)
1601d102b48SJeremy L Thompson
1611d102b48SJeremy L Thompson! Switch to new qdata
1621d102b48SJeremy L Thompson      call ceedvectorgetarrayread(a,ceed_mem_host,aa,aoffset,err)
1631d102b48SJeremy L Thompson      call ceedvectorsetarray(qdata,ceed_mem_host,ceed_copy_values,aa,&
1641d102b48SJeremy L Thompson     & aoffset,err)
1651d102b48SJeremy L Thompson      call ceedvectorrestorearrayread(a,aa,aoffset,err)
1661d102b48SJeremy L Thompson
1671d102b48SJeremy L Thompson! Apply new Mass Operator
1681d102b48SJeremy L Thompson      call ceedvectorsetvalue(v,0.d0,err)
1691d102b48SJeremy L Thompson      call ceedoperatorapply(op_mass,u,v,ceed_request_immediate,err)
1701d102b48SJeremy L Thompson
1711d102b48SJeremy L Thompson! Check Output
1721d102b48SJeremy L Thompson      call ceedvectorgetarrayread(v,ceed_mem_host,vv,voffset,err)
1731d102b48SJeremy L Thompson      total=0.
1741d102b48SJeremy L Thompson      do i=1,ndofs
1751d102b48SJeremy L Thompson        total=total+vv(voffset+i)
1761d102b48SJeremy L Thompson      enddo
1771d102b48SJeremy L Thompson      if (abs(total-1.)>1.0d-10) then
1781d102b48SJeremy L Thompson! LCOV_EXCL_START
1791d102b48SJeremy L Thompson        write(*,*) 'Error: Assembled operator computed area = ',total,' != 1.0'
1801d102b48SJeremy L Thompson! LCOV_EXCL_STOP
1811d102b48SJeremy L Thompson      endif
1821d102b48SJeremy L Thompson      call ceedvectorrestorearrayread(v,vv,voffset,err)
1831d102b48SJeremy L Thompson
1841d102b48SJeremy L Thompson! Cleanup
1851d102b48SJeremy L Thompson      call ceedqfunctiondestroy(qf_setup,err)
1861d102b48SJeremy L Thompson      call ceedqfunctiondestroy(qf_mass,err)
1871d102b48SJeremy L Thompson      call ceedoperatordestroy(op_setup,err)
1881d102b48SJeremy L Thompson      call ceedoperatordestroy(op_mass,err)
1891d102b48SJeremy L Thompson      call ceedelemrestrictiondestroy(erestrictu,err)
1901d102b48SJeremy L Thompson      call ceedelemrestrictiondestroy(erestrictx,err)
1911d102b48SJeremy L Thompson      call ceedelemrestrictiondestroy(erestrictui,err)
1921d102b48SJeremy L Thompson      call ceedelemrestrictiondestroy(erestrictlini,err)
1931d102b48SJeremy L Thompson      call ceedbasisdestroy(bu,err)
1941d102b48SJeremy L Thompson      call ceedbasisdestroy(bx,err)
1951d102b48SJeremy L Thompson      call ceedvectordestroy(x,err)
1961d102b48SJeremy L Thompson      call ceedvectordestroy(a,err)
1971d102b48SJeremy L Thompson      call ceedvectordestroy(u,err)
1981d102b48SJeremy L Thompson      call ceedvectordestroy(v,err)
1991d102b48SJeremy L Thompson      call ceedvectordestroy(qdata,err)
2001d102b48SJeremy L Thompson      call ceeddestroy(ceed,err)
2011d102b48SJeremy L Thompson      end
2021d102b48SJeremy L Thompson!-----------------------------------------------------------------------
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