1 /// @file
2 /// Test full assembly of mass matrix operator with oriented and curl-oriented element restrictions (see t560)
3 /// \test Test full assembly of mass matrix operator with oriented and curl-oriented element restrictions
4 #include <ceed.h>
5 #include <math.h>
6 #include <stdio.h>
7 #include <stdlib.h>
8
9 #include "t510-operator.h"
10
main(int argc,char ** argv)11 int main(int argc, char **argv) {
12 Ceed ceed;
13 CeedElemRestriction elem_restriction_x, elem_restriction_q_data;
14 CeedElemRestriction elem_restriction_u, oriented_elem_restriction_u, curl_oriented_elem_restriction_u;
15 CeedBasis basis_x, basis_u;
16 CeedQFunction qf_setup, qf_mass;
17 CeedOperator op_setup, op_mass, op_mass_oriented, op_mass_curl_oriented;
18 CeedVector q_data, x;
19 CeedInt p = 3, q = 4, dim = 2;
20 CeedInt n_x = 3, n_y = 2;
21 CeedInt num_elem = n_x * n_y;
22 CeedInt num_dofs = (n_x * 2 + 1) * (n_y * 2 + 1), num_qpts = num_elem * q * q;
23 CeedInt ind_x[num_elem * p * p];
24 bool orients_u[num_elem * p * p];
25 CeedInt8 curl_orients_u[3 * num_elem * p * p];
26 CeedScalar assembled_values[num_dofs * num_dofs];
27 CeedScalar assembled_values_oriented[num_dofs * num_dofs];
28 CeedScalar assembled_values_curl_oriented[num_dofs * num_dofs];
29
30 CeedInit(argv[1], &ceed);
31
32 // Vectors
33 CeedVectorCreate(ceed, dim * num_dofs, &x);
34 {
35 CeedScalar x_array[dim * num_dofs];
36
37 for (CeedInt i = 0; i < n_x * 2 + 1; i++) {
38 for (CeedInt j = 0; j < n_y * 2 + 1; j++) {
39 x_array[i + j * (n_x * 2 + 1) + 0 * num_dofs] = (CeedScalar)i / (2 * n_x);
40 x_array[i + j * (n_x * 2 + 1) + 1 * num_dofs] = (CeedScalar)j / (2 * n_y);
41 }
42 }
43 CeedVectorSetArray(x, CEED_MEM_HOST, CEED_COPY_VALUES, x_array);
44 }
45 CeedVectorCreate(ceed, num_qpts, &q_data);
46
47 // Restrictions
48 for (CeedInt i = 0; i < num_elem; i++) {
49 CeedInt col, row, offset;
50 col = i % n_x;
51 row = i / n_x;
52 offset = col * (p - 1) + row * (n_x * 2 + 1) * (p - 1);
53 for (CeedInt j = 0; j < p; j++) {
54 for (CeedInt k = 0; k < p; k++) {
55 ind_x[p * (p * i + k) + j] = offset + k * (n_x * 2 + 1) + j;
56 orients_u[p * (p * i + k) + j] = false;
57 curl_orients_u[3 * (p * (p * i + k) + j) + 0] = 0;
58 curl_orients_u[3 * (p * (p * i + k) + j) + 1] = 1;
59 curl_orients_u[3 * (p * (p * i + k) + j) + 2] = 0;
60 }
61 }
62 }
63 CeedElemRestrictionCreate(ceed, num_elem, p * p, dim, num_dofs, dim * num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x, &elem_restriction_x);
64 CeedElemRestrictionCreate(ceed, num_elem, p * p, 1, 1, num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x, &elem_restriction_u);
65 CeedElemRestrictionCreateOriented(ceed, num_elem, p * p, 1, 1, num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x, orients_u,
66 &oriented_elem_restriction_u);
67 CeedElemRestrictionCreateCurlOriented(ceed, num_elem, p * p, 1, 1, num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x, curl_orients_u,
68 &curl_oriented_elem_restriction_u);
69
70 CeedInt strides_q_data[3] = {1, q * q, q * q};
71 CeedElemRestrictionCreateStrided(ceed, num_elem, q * q, 1, num_qpts, strides_q_data, &elem_restriction_q_data);
72
73 // Bases
74 CeedBasisCreateTensorH1Lagrange(ceed, dim, dim, p, q, CEED_GAUSS, &basis_x);
75 CeedBasisCreateTensorH1Lagrange(ceed, dim, 1, p, q, CEED_GAUSS, &basis_u);
76
77 // QFunctions
78 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setup);
79 CeedQFunctionAddInput(qf_setup, "weight", 1, CEED_EVAL_WEIGHT);
80 CeedQFunctionAddInput(qf_setup, "dx", dim * dim, CEED_EVAL_GRAD);
81 CeedQFunctionAddOutput(qf_setup, "rho", 1, CEED_EVAL_NONE);
82
83 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_mass);
84 CeedQFunctionAddInput(qf_mass, "rho", 1, CEED_EVAL_NONE);
85 CeedQFunctionAddInput(qf_mass, "u", 1, CEED_EVAL_INTERP);
86 CeedQFunctionAddOutput(qf_mass, "v", 1, CEED_EVAL_INTERP);
87
88 // Operators
89 CeedOperatorCreate(ceed, qf_setup, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_setup);
90 CeedOperatorSetField(op_setup, "weight", CEED_ELEMRESTRICTION_NONE, basis_x, CEED_VECTOR_NONE);
91 CeedOperatorSetField(op_setup, "dx", elem_restriction_x, basis_x, CEED_VECTOR_ACTIVE);
92 CeedOperatorSetField(op_setup, "rho", elem_restriction_q_data, CEED_BASIS_NONE, CEED_VECTOR_ACTIVE);
93
94 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass);
95 CeedOperatorSetField(op_mass, "rho", elem_restriction_q_data, CEED_BASIS_NONE, q_data);
96 CeedOperatorSetField(op_mass, "u", elem_restriction_u, basis_u, CEED_VECTOR_ACTIVE);
97 CeedOperatorSetField(op_mass, "v", elem_restriction_u, basis_u, CEED_VECTOR_ACTIVE);
98
99 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass_oriented);
100 CeedOperatorSetField(op_mass_oriented, "rho", elem_restriction_q_data, CEED_BASIS_NONE, q_data);
101 CeedOperatorSetField(op_mass_oriented, "u", oriented_elem_restriction_u, basis_u, CEED_VECTOR_ACTIVE);
102 CeedOperatorSetField(op_mass_oriented, "v", oriented_elem_restriction_u, basis_u, CEED_VECTOR_ACTIVE);
103
104 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass_curl_oriented);
105 CeedOperatorSetField(op_mass_curl_oriented, "rho", elem_restriction_q_data, CEED_BASIS_NONE, q_data);
106 CeedOperatorSetField(op_mass_curl_oriented, "u", curl_oriented_elem_restriction_u, basis_u, CEED_VECTOR_ACTIVE);
107 CeedOperatorSetField(op_mass_curl_oriented, "v", curl_oriented_elem_restriction_u, basis_u, CEED_VECTOR_ACTIVE);
108
109 // Apply Setup Operator
110 CeedOperatorApply(op_setup, x, q_data, CEED_REQUEST_IMMEDIATE);
111
112 // Fully assemble operators
113 CeedSize num_entries, num_entries_oriented, num_entries_curl_oriented;
114 CeedInt *rows, *rows_oriented, *rows_curl_oriented;
115 CeedInt *cols, *cols_oriented, *cols_curl_oriented;
116 CeedVector assembled, assembled_oriented, assembled_curl_oriented;
117
118 for (CeedInt k = 0; k < num_dofs * num_dofs; ++k) {
119 assembled_values[k] = 0.0;
120 assembled_values_oriented[k] = 0.0;
121 assembled_values_curl_oriented[k] = 0.0;
122 }
123 CeedOperatorLinearAssembleSymbolic(op_mass, &num_entries, &rows, &cols);
124 CeedOperatorLinearAssembleSymbolic(op_mass_oriented, &num_entries_oriented, &rows_oriented, &cols_oriented);
125 CeedOperatorLinearAssembleSymbolic(op_mass_curl_oriented, &num_entries_curl_oriented, &rows_curl_oriented, &cols_curl_oriented);
126 CeedVectorCreate(ceed, num_entries, &assembled);
127 CeedVectorCreate(ceed, num_entries_oriented, &assembled_oriented);
128 CeedVectorCreate(ceed, num_entries_curl_oriented, &assembled_curl_oriented);
129 CeedOperatorLinearAssemble(op_mass, assembled);
130 CeedOperatorLinearAssemble(op_mass_oriented, assembled_oriented);
131 CeedOperatorLinearAssemble(op_mass_curl_oriented, assembled_curl_oriented);
132 {
133 const CeedScalar *assembled_array;
134
135 CeedVectorGetArrayRead(assembled, CEED_MEM_HOST, &assembled_array);
136 for (CeedInt k = 0; k < num_entries; ++k) {
137 assembled_values[rows[k] * num_dofs + cols[k]] += assembled_array[k];
138 }
139 CeedVectorRestoreArrayRead(assembled, &assembled_array);
140 }
141 {
142 const CeedScalar *assembled_array;
143
144 CeedVectorGetArrayRead(assembled_oriented, CEED_MEM_HOST, &assembled_array);
145 for (CeedInt k = 0; k < num_entries_oriented; ++k) {
146 assembled_values_oriented[rows_oriented[k] * num_dofs + cols_oriented[k]] += assembled_array[k];
147 }
148 CeedVectorRestoreArrayRead(assembled_oriented, &assembled_array);
149 }
150 {
151 const CeedScalar *assembled_array;
152
153 CeedVectorGetArrayRead(assembled_curl_oriented, CEED_MEM_HOST, &assembled_array);
154 for (CeedInt k = 0; k < num_entries_curl_oriented; ++k) {
155 assembled_values_curl_oriented[rows_curl_oriented[k] * num_dofs + cols_curl_oriented[k]] += assembled_array[k];
156 }
157 CeedVectorRestoreArrayRead(assembled_curl_oriented, &assembled_array);
158 }
159
160 // Check output
161 for (CeedInt i = 0; i < num_dofs; i++) {
162 for (CeedInt j = 0; j < num_dofs; j++) {
163 if (fabs(assembled_values_oriented[i * num_dofs + j] - assembled_values[i * num_dofs + j]) > 100. * CEED_EPSILON) {
164 // LCOV_EXCL_START
165 printf("[%" CeedInt_FMT ", %" CeedInt_FMT "] Error in oriented assembly: %f != %f\n", i, j, assembled_values_oriented[i * num_dofs + j],
166 assembled_values[i * num_dofs + j]);
167 // LCOV_EXCL_STOP
168 }
169 if (fabs(assembled_values_curl_oriented[i * num_dofs + j] - assembled_values[i * num_dofs + j]) > 100. * CEED_EPSILON) {
170 // LCOV_EXCL_START
171 printf("[%" CeedInt_FMT ", %" CeedInt_FMT "] Error in curl-oriented assembly: %f != %f\n", i, j,
172 assembled_values_curl_oriented[i * num_dofs + j], assembled_values[i * num_dofs + j]);
173 // LCOV_EXCL_STOP
174 }
175 }
176 }
177
178 // Cleanup
179 free(rows);
180 free(cols);
181 free(rows_oriented);
182 free(cols_oriented);
183 free(rows_curl_oriented);
184 free(cols_curl_oriented);
185 CeedVectorDestroy(&x);
186 CeedVectorDestroy(&q_data);
187 CeedVectorDestroy(&assembled);
188 CeedVectorDestroy(&assembled_oriented);
189 CeedVectorDestroy(&assembled_curl_oriented);
190 CeedElemRestrictionDestroy(&elem_restriction_u);
191 CeedElemRestrictionDestroy(&oriented_elem_restriction_u);
192 CeedElemRestrictionDestroy(&curl_oriented_elem_restriction_u);
193 CeedElemRestrictionDestroy(&elem_restriction_x);
194 CeedElemRestrictionDestroy(&elem_restriction_q_data);
195 CeedBasisDestroy(&basis_u);
196 CeedBasisDestroy(&basis_x);
197 CeedQFunctionDestroy(&qf_setup);
198 CeedQFunctionDestroy(&qf_mass);
199 CeedOperatorDestroy(&op_setup);
200 CeedOperatorDestroy(&op_mass);
201 CeedOperatorDestroy(&op_mass_oriented);
202 CeedOperatorDestroy(&op_mass_curl_oriented);
203 CeedDestroy(&ceed);
204 return 0;
205 }
206