1b7ec98d8SJeremy L Thompson!----------------------------------------------------------------------- 2b7ec98d8SJeremy L Thompson subroutine setup(ctx,q,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,& 3b7ec98d8SJeremy L Thompson& u15,u16,v1,v2,v3,v4,v5,v6,v7,v8,v9,v10,v11,v12,v13,v14,v15,v16,ierr) 4b7ec98d8SJeremy L Thompson real*8 ctx 5b7ec98d8SJeremy L Thompson real*8 u1(1) 6b7ec98d8SJeremy L Thompson real*8 u2(1) 7b7ec98d8SJeremy L Thompson real*8 v1(1) 8b7ec98d8SJeremy L Thompson real*8 w 9b7ec98d8SJeremy L Thompson integer q,ierr 10b7ec98d8SJeremy L Thompson 11b7ec98d8SJeremy L Thompson do i=1,q 12b7ec98d8SJeremy L Thompson w=u2(i)/(u1(i+q*0)*u1(i+q*3)-u1(i+q*1)*u1(i+q*2)) 13b7ec98d8SJeremy L Thompson v1(i+q*0)=w*(u1(i+q*2)*u1(i+q*2)+u1(i+q*3)*u1(i+q*3)) 14b7ec98d8SJeremy L Thompson v1(i+q*1)=-w*(u1(i+q*0)*u1(i+q*2)+u1(i+q*2)*u1(i+q*3)) 15b7ec98d8SJeremy L Thompson v1(i+q*2)=w*(u1(i+q*0)*u1(i+q*0)+u1(i+q*1)*u1(i+q*1)) 16b7ec98d8SJeremy L Thompson enddo 17b7ec98d8SJeremy L Thompson 18b7ec98d8SJeremy L Thompson ierr=0 19b7ec98d8SJeremy L Thompson end 20b7ec98d8SJeremy L Thompson!----------------------------------------------------------------------- 21b7ec98d8SJeremy L Thompson subroutine diff(ctx,q,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,& 22b7ec98d8SJeremy L Thompson& u15,u16,v1,v2,v3,v4,v5,v6,v7,v8,v9,v10,v11,v12,v13,v14,v15,v16,ierr) 23b7ec98d8SJeremy L Thompson real*8 ctx 24b7ec98d8SJeremy L Thompson real*8 u1(1) 25b7ec98d8SJeremy L Thompson real*8 u2(1) 26b7ec98d8SJeremy L Thompson real*8 v1(1) 27b7ec98d8SJeremy L Thompson real*8 du0,du1 28b7ec98d8SJeremy L Thompson integer q,ierr 29b7ec98d8SJeremy L Thompson 30b7ec98d8SJeremy L Thompson do i=1,q 31b7ec98d8SJeremy L Thompson du0=u1(i+q*0) 32b7ec98d8SJeremy L Thompson du1=u1(i+q*1) 335107b09fSJeremy L Thompson v1(i+q*0)=u2(i+q*0)*du0+u2(i+q*2)*du1 345107b09fSJeremy L Thompson v1(i+q*1)=u2(i+q*2)*du0+u2(i+q*1)*du1 35b7ec98d8SJeremy L Thompson enddo 36b7ec98d8SJeremy L Thompson 37b7ec98d8SJeremy L Thompson ierr=0 38b7ec98d8SJeremy L Thompson end 39b7ec98d8SJeremy L Thompson!----------------------------------------------------------------------- 40b7ec98d8SJeremy L Thompson program test 411f9a83abSJed Brown implicit none 42b7ec98d8SJeremy L Thompson include 'ceedf.h' 43b7ec98d8SJeremy L Thompson 44b7ec98d8SJeremy L Thompson integer ceed,err,i,j,k 4515910d16Sjeremylt integer stridesu(3),stridesqd(3) 4615910d16Sjeremylt integer erestrictx,erestrictu,erestrictui,erestrictqi 47b7ec98d8SJeremy L Thompson integer bx,bu 48b7ec98d8SJeremy L Thompson integer qf_setup,qf_diff 49b7ec98d8SJeremy L Thompson integer op_setup,op_diff 50b7ec98d8SJeremy L Thompson integer qdata,x,a,u,v 51b7ec98d8SJeremy L Thompson integer nelem,p,q,d 52b7ec98d8SJeremy L Thompson integer row,col,offset 53b7ec98d8SJeremy L Thompson parameter(nelem=6) 54b7ec98d8SJeremy L Thompson parameter(p=3) 55b7ec98d8SJeremy L Thompson parameter(q=4) 56b7ec98d8SJeremy L Thompson parameter(d=2) 57b7ec98d8SJeremy L Thompson integer ndofs,nqpts,nx,ny 58b7ec98d8SJeremy L Thompson parameter(nx=3) 59b7ec98d8SJeremy L Thompson parameter(ny=2) 60b7ec98d8SJeremy L Thompson parameter(ndofs=(nx*2+1)*(ny*2+1)) 61b7ec98d8SJeremy L Thompson parameter(nqpts=nelem*q*q) 62b7ec98d8SJeremy L Thompson integer indx(nelem*p*p) 63b7ec98d8SJeremy L Thompson real*8 arrx(d*ndofs),aa(nqpts),uu(ndofs),vv(ndofs),atrue(ndofs) 64b7ec98d8SJeremy L Thompson integer*8 xoffset,aoffset,uoffset,voffset 65b7ec98d8SJeremy L Thompson 66b7ec98d8SJeremy L Thompson character arg*32 67b7ec98d8SJeremy L Thompson 68b7ec98d8SJeremy L Thompson external setup,diff,diff_lin 69b7ec98d8SJeremy L Thompson 70b7ec98d8SJeremy L Thompson call getarg(1,arg) 71b7ec98d8SJeremy L Thompson 72b7ec98d8SJeremy L Thompson call ceedinit(trim(arg)//char(0),ceed,err) 73b7ec98d8SJeremy L Thompson 74b7ec98d8SJeremy L Thompson! DoF Coordinates 75b7ec98d8SJeremy L Thompson do i=0,nx*2 76b7ec98d8SJeremy L Thompson do j=0,ny*2 77b7ec98d8SJeremy L Thompson arrx(i+j*(nx*2+1)+0*ndofs+1)=1.d0*i/(2*nx) 78b7ec98d8SJeremy L Thompson arrx(i+j*(nx*2+1)+1*ndofs+1)=1.d0*j/(2*ny) 79b7ec98d8SJeremy L Thompson enddo 80b7ec98d8SJeremy L Thompson enddo 81b7ec98d8SJeremy L Thompson call ceedvectorcreate(ceed,d*ndofs,x,err) 82b7ec98d8SJeremy L Thompson xoffset=0 83b7ec98d8SJeremy L Thompson call ceedvectorsetarray(x,ceed_mem_host,ceed_use_pointer,arrx,xoffset,err) 84b7ec98d8SJeremy L Thompson 85b7ec98d8SJeremy L Thompson! Qdata Vector 86b7ec98d8SJeremy L Thompson call ceedvectorcreate(ceed,nqpts*d*(d+1)/2,qdata,err) 87b7ec98d8SJeremy L Thompson 88b7ec98d8SJeremy L Thompson! Element Setup 89b7ec98d8SJeremy L Thompson do i=0,nelem-1 90b7ec98d8SJeremy L Thompson col=mod(i,nx) 91b7ec98d8SJeremy L Thompson row=i/nx 92b7ec98d8SJeremy L Thompson offset=col*(p-1)+row*(nx*2+1)*(p-1) 93b7ec98d8SJeremy L Thompson do j=0,p-1 94b7ec98d8SJeremy L Thompson do k=0,p-1 95b7ec98d8SJeremy L Thompson indx(p*(p*i+k)+j+1)=offset+k*(nx*2+1)+j 96b7ec98d8SJeremy L Thompson enddo 97b7ec98d8SJeremy L Thompson enddo 98b7ec98d8SJeremy L Thompson enddo 99b7ec98d8SJeremy L Thompson 100b7ec98d8SJeremy L Thompson! Restrictions 101d979a051Sjeremylt call ceedelemrestrictioncreate(ceed,nelem,p*p,d,ndofs,d*ndofs,& 102b7ec98d8SJeremy L Thompson & ceed_mem_host,ceed_use_pointer,indx,erestrictx,err) 103b7ec98d8SJeremy L Thompson 104d979a051Sjeremylt call ceedelemrestrictioncreate(ceed,nelem,p*p,1,1,ndofs,& 105b7ec98d8SJeremy L Thompson & ceed_mem_host,ceed_use_pointer,indx,erestrictu,err) 1067509a596Sjeremylt stridesu=[1,q*q,q*q] 107d979a051Sjeremylt call ceedelemrestrictioncreatestrided(ceed,nelem,q*q,1,nqpts,& 108d979a051Sjeremylt & stridesu,erestrictui,err) 109b7ec98d8SJeremy L Thompson 1107509a596Sjeremylt stridesqd=[1,q*q,q*q*d*(d+1)/2] 111d979a051Sjeremylt call ceedelemrestrictioncreatestrided(ceed,nelem,q*q,d*(d+1)/2,& 112d979a051Sjeremylt & d*(d+1)/2*nqpts,stridesqd,erestrictqi,err) 113b7ec98d8SJeremy L Thompson 114b7ec98d8SJeremy L Thompson! Bases 115b7ec98d8SJeremy L Thompson call ceedbasiscreatetensorh1lagrange(ceed,d,d,p,q,ceed_gauss,& 116b7ec98d8SJeremy L Thompson & bx,err) 117b7ec98d8SJeremy L Thompson call ceedbasiscreatetensorh1lagrange(ceed,d,1,p,q,ceed_gauss,& 118b7ec98d8SJeremy L Thompson & bu,err) 119b7ec98d8SJeremy L Thompson 120b7ec98d8SJeremy L Thompson! QFunction - setup 121b7ec98d8SJeremy L Thompson call ceedqfunctioncreateinterior(ceed,1,setup,& 122b7ec98d8SJeremy L Thompson &SOURCE_DIR& 123b7ec98d8SJeremy L Thompson &//'t531-operator.h:setup'//char(0),qf_setup,err) 124b7ec98d8SJeremy L Thompson call ceedqfunctionaddinput(qf_setup,'dx',d*d,ceed_eval_grad,err) 125b7ec98d8SJeremy L Thompson call ceedqfunctionaddinput(qf_setup,'_weight',1,ceed_eval_weight,err) 126b7ec98d8SJeremy L Thompson call ceedqfunctionaddoutput(qf_setup,'qdata',d*(d+1)/2,ceed_eval_none,err) 127b7ec98d8SJeremy L Thompson 128b7ec98d8SJeremy L Thompson! Operator - setup 129442e7f0bSjeremylt call ceedoperatorcreate(ceed,qf_setup,ceed_qfunction_none,& 130442e7f0bSjeremylt & ceed_qfunction_none,op_setup,err) 131b7ec98d8SJeremy L Thompson call ceedoperatorsetfield(op_setup,'dx',erestrictx,& 132a8d32208Sjeremylt & bx,ceed_vector_active,err) 13315910d16Sjeremylt call ceedoperatorsetfield(op_setup,'_weight',ceed_elemrestriction_none,& 134a8d32208Sjeremylt & bx,ceed_vector_none,err) 135b7ec98d8SJeremy L Thompson call ceedoperatorsetfield(op_setup,'qdata',erestrictqi,& 136a8d32208Sjeremylt & ceed_basis_collocated,ceed_vector_active,err) 137b7ec98d8SJeremy L Thompson 138b7ec98d8SJeremy L Thompson! Apply Setup Operator 139b7ec98d8SJeremy L Thompson call ceedoperatorapply(op_setup,x,qdata,ceed_request_immediate,err) 140b7ec98d8SJeremy L Thompson 141b7ec98d8SJeremy L Thompson! QFunction - apply 142b7ec98d8SJeremy L Thompson call ceedqfunctioncreateinterior(ceed,1,diff,& 143b7ec98d8SJeremy L Thompson &SOURCE_DIR& 144b7ec98d8SJeremy L Thompson &//'t531-operator.h:diff'//char(0),qf_diff,err) 145b7ec98d8SJeremy L Thompson call ceedqfunctionaddinput(qf_diff,'du',d,ceed_eval_grad,err) 146b7ec98d8SJeremy L Thompson call ceedqfunctionaddinput(qf_diff,'qdata',d*(d+1)/2,ceed_eval_none,err) 147b7ec98d8SJeremy L Thompson call ceedqfunctionaddoutput(qf_diff,'dv',d,ceed_eval_grad,err) 148b7ec98d8SJeremy L Thompson 149b7ec98d8SJeremy L Thompson! Operator - apply 150442e7f0bSjeremylt call ceedoperatorcreate(ceed,qf_diff,ceed_qfunction_none,& 151442e7f0bSjeremylt & ceed_qfunction_none,op_diff,err) 152b7ec98d8SJeremy L Thompson call ceedoperatorsetfield(op_diff,'du',erestrictu,& 153a8d32208Sjeremylt & bu,ceed_vector_active,err) 154b7ec98d8SJeremy L Thompson call ceedoperatorsetfield(op_diff,'qdata',erestrictqi,& 155a8d32208Sjeremylt & ceed_basis_collocated,qdata,err) 156b7ec98d8SJeremy L Thompson call ceedoperatorsetfield(op_diff,'dv',erestrictu,& 157a8d32208Sjeremylt & bu,ceed_vector_active,err) 158b7ec98d8SJeremy L Thompson 159b7ec98d8SJeremy L Thompson! Assemble Diagonal 160*2bba3ffaSJeremy L Thompson call ceedvectorcreate(ceed,ndofs,a,err) 16180ac2e43SJeremy L Thompson call ceedoperatorlinearassemblediagonal(op_diff,a,& 162b7ec98d8SJeremy L Thompson & ceed_request_immediate,err) 163b7ec98d8SJeremy L Thompson 164b7ec98d8SJeremy L Thompson! Manually assemble diagonal 165b7ec98d8SJeremy L Thompson call ceedvectorcreate(ceed,ndofs,u,err) 166b7ec98d8SJeremy L Thompson call ceedvectorsetvalue(u,0.d0,err) 167b7ec98d8SJeremy L Thompson call ceedvectorcreate(ceed,ndofs,v,err) 168b7ec98d8SJeremy L Thompson do i=1,ndofs 169b7ec98d8SJeremy L Thompson call ceedvectorgetarray(u,ceed_mem_host,uu,uoffset,err) 170b7ec98d8SJeremy L Thompson uu(i+uoffset)=1.d0 171b7ec98d8SJeremy L Thompson if (i>1) then 172b7ec98d8SJeremy L Thompson uu(i-1+uoffset)=0.d0 173b7ec98d8SJeremy L Thompson endif 174b7ec98d8SJeremy L Thompson call ceedvectorrestorearray(u,uu,uoffset,err) 175b7ec98d8SJeremy L Thompson 176b7ec98d8SJeremy L Thompson call ceedoperatorapply(op_diff,u,v,ceed_request_immediate,err) 177b7ec98d8SJeremy L Thompson 178b7ec98d8SJeremy L Thompson call ceedvectorgetarrayread(v,ceed_mem_host,vv,voffset,err) 179b7ec98d8SJeremy L Thompson atrue(i)=vv(voffset+i) 180b7ec98d8SJeremy L Thompson call ceedvectorrestorearrayread(v,vv,voffset,err) 181b7ec98d8SJeremy L Thompson enddo 182b7ec98d8SJeremy L Thompson 183b7ec98d8SJeremy L Thompson! Check Output 184b7ec98d8SJeremy L Thompson call ceedvectorgetarrayread(a,ceed_mem_host,aa,aoffset,err) 185b7ec98d8SJeremy L Thompson do i=1,ndofs 1864f694d2fSjeremylt if (abs(aa(aoffset+i)-atrue(i))>1.0d-13) then 187b7ec98d8SJeremy L Thompson! LCOV_EXCL_START 188b7ec98d8SJeremy L Thompson write(*,*) '[',i,'] Error in assembly: ',aa(aoffset+i),' != ',& 189b7ec98d8SJeremy L Thompson & atrue(i) 190b7ec98d8SJeremy L Thompson! LCOV_EXCL_STOP 191b7ec98d8SJeremy L Thompson endif 192b7ec98d8SJeremy L Thompson enddo 193b7ec98d8SJeremy L Thompson call ceedvectorrestorearrayread(a,aa,aoffset,err) 194b7ec98d8SJeremy L Thompson 195b7ec98d8SJeremy L Thompson! Cleanup 196b7ec98d8SJeremy L Thompson call ceedqfunctiondestroy(qf_setup,err) 197b7ec98d8SJeremy L Thompson call ceedqfunctiondestroy(qf_diff,err) 198b7ec98d8SJeremy L Thompson call ceedoperatordestroy(op_setup,err) 199b7ec98d8SJeremy L Thompson call ceedoperatordestroy(op_diff,err) 200b7ec98d8SJeremy L Thompson call ceedelemrestrictiondestroy(erestrictu,err) 201b7ec98d8SJeremy L Thompson call ceedelemrestrictiondestroy(erestrictx,err) 202b7ec98d8SJeremy L Thompson call ceedelemrestrictiondestroy(erestrictui,err) 203b7ec98d8SJeremy L Thompson call ceedelemrestrictiondestroy(erestrictqi,err) 204b7ec98d8SJeremy L Thompson call ceedbasisdestroy(bu,err) 205b7ec98d8SJeremy L Thompson call ceedbasisdestroy(bx,err) 206b7ec98d8SJeremy L Thompson call ceedvectordestroy(x,err) 207b7ec98d8SJeremy L Thompson call ceedvectordestroy(a,err) 208b7ec98d8SJeremy L Thompson call ceedvectordestroy(u,err) 209b7ec98d8SJeremy L Thompson call ceedvectordestroy(v,err) 210b7ec98d8SJeremy L Thompson call ceedvectordestroy(qdata,err) 211b7ec98d8SJeremy L Thompson call ceeddestroy(ceed,err) 212b7ec98d8SJeremy L Thompson end 213b7ec98d8SJeremy L Thompson!----------------------------------------------------------------------- 214