xref: /libCEED/tests/t511-operator-f.f90 (revision 0219ea01e2c00bd70a330a05b50ef0218d6ddcb0)
1!-----------------------------------------------------------------------
2!
3! Header with common subroutine
4!
5      include 't320-basis-f.h'
6!-----------------------------------------------------------------------
7      subroutine setup(ctx,q,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,&
8&           u15,u16,v1,v2,v3,v4,v5,v6,v7,v8,v9,v10,v11,v12,v13,v14,v15,v16,ierr)
9      real*8 ctx
10      real*8 u1(1)
11      real*8 u2(1)
12      real*8 v1(1)
13      integer q,ierr
14
15      do i=1,q
16        v1(i)=u1(i)*(u2(i+q*0)*u2(i+q*3)-u2(i+q*1)*u2(i+q*2))
17      enddo
18
19      ierr=0
20      end
21!-----------------------------------------------------------------------
22      subroutine mass(ctx,q,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,&
23&           u15,u16,v1,v2,v3,v4,v5,v6,v7,v8,v9,v10,v11,v12,v13,v14,v15,v16,ierr)
24      real*8 ctx
25      real*8 u1(1)
26      real*8 u2(1)
27      real*8 v1(1)
28      integer q,ierr
29
30      do i=1,q
31        v1(i)=u2(i)*u1(i)
32      enddo
33
34      ierr=0
35      end
36!-----------------------------------------------------------------------
37      program test
38
39      include 'ceedf.h'
40
41      integer ceed,err,i
42      integer erestrictx,erestrictu,erestrictxi,erestrictui
43      integer bx,bu
44      integer qf_setup,qf_mass
45      integer op_setup,op_mass
46      integer qdata,x,u,v
47      integer nelem,p,q,d
48      integer val,row,col,offset
49      parameter(nelem=12)
50      parameter(p=6)
51      parameter(q=4)
52      parameter(d=2)
53      integer ndofs,nqpts,nx,ny
54      parameter(nx=3)
55      parameter(ny=2)
56      parameter(ndofs=(nx*2+1)*(ny*2+1))
57      parameter(nqpts=nelem*q)
58      integer indx(nelem*p)
59      real*8 arrx(d*ndofs)
60      integer*8 voffset,xoffset
61
62      real*8 qref(d*q)
63      real*8 qweight(q)
64      real*8 interp(p*q)
65      real*8 grad(d*p*q)
66      real*8 total
67
68      real*8 hv(ndofs)
69
70      character arg*32
71
72      external setup,mass
73
74      call getarg(1,arg)
75
76      call ceedinit(trim(arg)//char(0),ceed,err)
77
78      do i=0,ndofs-1
79        arrx(i+1)=mod(i,(nx*2+1))
80        arrx(i+1)=arrx(i+1)*(1.d0/(nx*2.d0))
81        val=(i/(nx*2+1))
82        arrx(i+1+ndofs)=val*(1.d0/(ny*2.d0))
83      enddo
84      do i=0,5
85        col=mod(i,nx)
86        row=i/nx
87        offset=col*2+row*(nx*2+1)*2
88
89        indx(i*2*p+1)=2+offset
90        indx(i*2*p+2)=9+offset
91        indx(i*2*p+3)=16+offset
92        indx(i*2*p+4)=1+offset
93        indx(i*2*p+5)=8+offset
94        indx(i*2*p+6)=0+offset
95
96        indx(i*2*p+7)=14+offset
97        indx(i*2*p+8)=7+offset
98        indx(i*2*p+9)=0+offset
99        indx(i*2*p+10)=15+offset
100        indx(i*2*p+11)=8+offset
101        indx(i*2*p+12)=16+offset
102      enddo
103
104      call ceedelemrestrictioncreate(ceed,nelem,p,ndofs,d,ceed_mem_host,&
105     & ceed_use_pointer,indx,erestrictx,err)
106      call ceedelemrestrictioncreateidentity(ceed,nelem,p,nelem*p,d,&
107     & erestrictxi,err)
108
109      call ceedelemrestrictioncreate(ceed,nelem,p,ndofs,1,ceed_mem_host,&
110     & ceed_use_pointer,indx,erestrictu,err)
111      call ceedelemrestrictioncreateidentity(ceed,nelem,q,nqpts,1,&
112     & erestrictui,err)
113
114      call buildmats(qref,qweight,interp,grad)
115      call ceedbasiscreateh1(ceed,ceed_triangle,d,p,q,interp,grad,qref,qweight,&
116     & bx,err)
117      call buildmats(qref,qweight,interp,grad)
118      call ceedbasiscreateh1(ceed,ceed_triangle,1,p,q,interp,grad,qref,qweight,&
119     & bu,err)
120
121      call ceedqfunctioncreateinterior(ceed,1,setup,&
122     &SOURCE_DIR&
123     &//'t511-operator.h:setup'//char(0),qf_setup,err)
124      call ceedqfunctionaddinput(qf_setup,'_weight',1,ceed_eval_weight,err)
125      call ceedqfunctionaddinput(qf_setup,'x',d*d,ceed_eval_grad,err)
126      call ceedqfunctionaddoutput(qf_setup,'rho',1,ceed_eval_none,err)
127
128      call ceedqfunctioncreateinterior(ceed,1,mass,&
129     &SOURCE_DIR&
130     &//'t511-operator.h:mass'//char(0),qf_mass,err)
131      call ceedqfunctionaddinput(qf_mass,'rho',1,ceed_eval_none,err)
132      call ceedqfunctionaddinput(qf_mass,'u',1,ceed_eval_interp,err)
133      call ceedqfunctionaddoutput(qf_mass,'v',1,ceed_eval_interp,err)
134
135      call ceedoperatorcreate(ceed,qf_setup,ceed_null,ceed_null,op_setup,err)
136      call ceedoperatorcreate(ceed,qf_mass,ceed_null,ceed_null,op_mass,err)
137
138      call ceedvectorcreate(ceed,d*ndofs,x,err)
139      xoffset=0
140      call ceedvectorsetarray(x,ceed_mem_host,ceed_use_pointer,arrx,xoffset,err)
141      call ceedvectorcreate(ceed,nqpts,qdata,err)
142
143      call ceedoperatorsetfield(op_setup,'_weight',erestrictxi,&
144     & ceed_notranspose,bx,ceed_vector_none,err)
145      call ceedoperatorsetfield(op_setup,'x',erestrictx,&
146     & ceed_notranspose,bx,ceed_vector_active,err)
147      call ceedoperatorsetfield(op_setup,'rho',erestrictui,&
148     & ceed_notranspose,ceed_basis_collocated,ceed_vector_active,err)
149      call ceedoperatorsetfield(op_mass,'rho',erestrictui,&
150     & ceed_notranspose,ceed_basis_collocated,qdata,err)
151      call ceedoperatorsetfield(op_mass,'u',erestrictu,&
152     & ceed_notranspose,bu,ceed_vector_active,err)
153      call ceedoperatorsetfield(op_mass,'v',erestrictu,&
154     & ceed_notranspose,bu,ceed_vector_active,err)
155
156      call ceedoperatorapply(op_setup,x,qdata,ceed_request_immediate,err)
157
158      call ceedvectorcreate(ceed,ndofs,u,err)
159      call ceedvectorsetvalue(u,1.d0,err)
160      call ceedvectorcreate(ceed,ndofs,v,err)
161      call ceedoperatorapply(op_mass,u,v,ceed_request_immediate,err)
162
163      call ceedvectorgetarrayread(v,ceed_mem_host,hv,voffset,err)
164      total=0.
165      do i=1,ndofs
166        total=total+hv(voffset+i)
167      enddo
168      if (abs(total-1.)>1.0d-10) then
169! LCOV_EXCL_START
170        write(*,*) 'Computed Area: ',total,' != True Area: 1.0'
171! LCOV_EXCL_STOP
172      endif
173      call ceedvectorrestorearrayread(v,hv,voffset,err)
174
175      call ceedvectordestroy(qdata,err)
176      call ceedvectordestroy(x,err)
177      call ceedvectordestroy(u,err)
178      call ceedvectordestroy(v,err)
179      call ceedoperatordestroy(op_mass,err)
180      call ceedoperatordestroy(op_setup,err)
181      call ceedqfunctiondestroy(qf_mass,err)
182      call ceedqfunctiondestroy(qf_setup,err)
183      call ceedbasisdestroy(bu,err)
184      call ceedbasisdestroy(bx,err)
185      call ceedelemrestrictiondestroy(erestrictu,err)
186      call ceedelemrestrictiondestroy(erestrictx,err)
187      call ceedelemrestrictiondestroy(erestrictui,err)
188      call ceedelemrestrictiondestroy(erestrictxi,err)
189      call ceeddestroy(ceed,err)
190      end
191!-----------------------------------------------------------------------
192