xref: /libCEED/tests/t504-operator-f.f90 (revision 2ebaca429b06eae440f2ba902155200fcfe17de6)
1!-----------------------------------------------------------------------
2      subroutine setup(ctx,q,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,&
3&           u15,u16,v1,v2,v3,v4,v5,v6,v7,v8,v9,v10,v11,v12,v13,v14,v15,v16,ierr)
4      real*8 ctx
5      real*8 u1(1)
6      real*8 u2(1)
7      real*8 v1(1)
8      integer q,ierr
9
10      do i=1,q
11        v1(i)=u1(i)*u2(i)
12      enddo
13
14      ierr=0
15      end
16!-----------------------------------------------------------------------
17      subroutine mass(ctx,q,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,&
18&           u15,u16,v1,v2,v3,v4,v5,v6,v7,v8,v9,v10,v11,v12,v13,v14,v15,v16,ierr)
19      real*8 ctx
20      real*8 u1(1)
21      real*8 u2(1)
22      real*8 v1(1)
23      integer q,ierr
24
25      do i=1,q
26        v1(i)=u2(i)*u1(i)
27      enddo
28
29      ierr=0
30      end
31!-----------------------------------------------------------------------
32      program test
33
34      include 'ceedf.h'
35
36      integer ceed,err,i,j
37      integer erestrictx,erestrictu,erestrictxi,erestrictui
38      integer bx,bu
39      integer qf_setup,qf_mass
40      integer op_setup,op_mass
41      integer qdata
42      integer nelem,p,q
43      parameter(nelem=15)
44      parameter(p=5)
45      parameter(q=8)
46      integer nx,nu
47      parameter(nx=nelem+1)
48      parameter(nu=nelem*(p-1)+1)
49      integer indx(nelem*2)
50      integer indu(nelem*p)
51
52      character arg*32
53
54      external setup,mass
55
56      call getarg(1,arg)
57      call ceedinit(trim(arg)//char(0),ceed,err)
58
59      do i=0,nelem-1
60        indx(2*i+1)=i
61        indx(2*i+2)=i+1
62      enddo
63
64      call ceedelemrestrictioncreate(ceed,nelem,2,nx,1,ceed_mem_host,&
65     & ceed_use_pointer,indx,erestrictx,err)
66      call ceedelemrestrictioncreateidentity(ceed,nelem,2,2*nelem,1,&
67     & erestrictxi,err)
68
69      do i=0,nelem-1
70        do j=0,p-1
71          indu(p*i+j+1)=i*(p-1)+j
72        enddo
73      enddo
74
75      call ceedelemrestrictioncreate(ceed,nelem,p,nu,1,ceed_mem_host,&
76     & ceed_use_pointer,indu,erestrictu,err)
77      call ceedelemrestrictioncreateidentity(ceed,nelem,q,q*nelem,1,&
78     & erestrictui,err)
79
80      call ceedbasiscreatetensorh1lagrange(ceed,1,1,2,q,ceed_gauss,bx,err)
81      call ceedbasiscreatetensorh1lagrange(ceed,1,1,p,q,ceed_gauss,bu,err)
82
83      call ceedqfunctioncreateinterior(ceed,1,setup,&
84     &SOURCE_DIR&
85     &//'t500-operator.h:setup'//char(0),qf_setup,err)
86      call ceedqfunctionaddinput(qf_setup,'_weight',1,ceed_eval_weight,err)
87      call ceedqfunctionaddinput(qf_setup,'dx',1,ceed_eval_grad,err)
88      call ceedqfunctionaddoutput(qf_setup,'rho',1,ceed_eval_none,err)
89
90      call ceedqfunctioncreateinterior(ceed,1,mass,&
91     &SOURCE_DIR&
92     &//'t500-operator.h:mass'//char(0),qf_mass,err)
93      call ceedqfunctionaddinput(qf_mass,'rho',1,ceed_eval_none,err)
94      call ceedqfunctionaddinput(qf_mass,'u',1,ceed_eval_interp,err)
95      call ceedqfunctionaddoutput(qf_mass,'v',1,ceed_eval_interp,err)
96
97      call ceedoperatorcreate(ceed,qf_setup,ceed_qfunction_none,&
98     & ceed_qfunction_none,op_setup,err)
99      call ceedoperatorcreate(ceed,qf_mass,ceed_qfunction_none,&
100     & ceed_qfunction_none,op_mass,err)
101
102      call ceedvectorcreate(ceed,nx,x,err)
103      xoffset=0
104      call ceedvectorsetarray(x,ceed_mem_host,ceed_use_pointer,arrx,xoffset,err)
105      call ceedvectorcreate(ceed,nelem*q,qdata,err)
106
107      call ceedoperatorsetfield(op_setup,'_weight',erestrictxi,&
108     & ceed_notranspose,bx,ceed_vector_none,err)
109      call ceedoperatorsetfield(op_setup,'dx',erestrictx,&
110     & ceed_notranspose,bx,ceed_vector_active,err)
111      call ceedoperatorsetfield(op_setup,'rho',erestrictui,&
112     & ceed_notranspose,ceed_basis_collocated,ceed_vector_active,err)
113      call ceedoperatorsetfield(op_mass,'rho',erestrictui,&
114     & ceed_notranspose,ceed_basis_collocated,qdata,err)
115      call ceedoperatorsetfield(op_mass,'u',erestrictu,&
116     & ceed_notranspose,bu,ceed_vector_active,err)
117      call ceedoperatorsetfield(op_mass,'v',erestrictu,&
118     & ceed_notranspose,bu,ceed_vector_active,err)
119
120      call ceedoperatorview(op_setup,err)
121      call ceedoperatorview(op_mass,err)
122
123      call ceedvectordestroy(qdata,err)
124      call ceedoperatordestroy(op_mass,err)
125      call ceedoperatordestroy(op_setup,err)
126      call ceedqfunctiondestroy(qf_mass,err)
127      call ceedqfunctiondestroy(qf_setup,err)
128      call ceedbasisdestroy(bu,err)
129      call ceedbasisdestroy(bx,err)
130      call ceedelemrestrictiondestroy(erestrictu,err)
131      call ceedelemrestrictiondestroy(erestrictx,err)
132      call ceedelemrestrictiondestroy(erestrictui,err)
133      call ceedelemrestrictiondestroy(erestrictxi,err)
134      call ceeddestroy(ceed,err)
135      end
136!-----------------------------------------------------------------------
137