1 /// @file 2 /// Test creation, action, and destruction for mass matrix operator with multigrid level, tensor basis and interpolation basis generation 3 /// \test Test creation, action, and destruction for mass matrix operator with multigrid level, tensor basis and interpolation basis generation 4 #include <ceed.h> 5 #include <stdlib.h> 6 #include <math.h> 7 8 #include "t502-operator.h" 9 10 int main(int argc, char **argv) { 11 Ceed ceed; 12 CeedElemRestriction elem_restr_x, elem_restr_qd_i, 13 elem_restr_u_c, elem_restr_u_f; 14 CeedBasis basis_x, basis_u_c, basis_u_f; 15 CeedQFunction qf_setup, qf_mass; 16 CeedOperator op_setup, op_mass_c, op_mass_f, 17 op_prolong, op_restrict; 18 CeedVector q_data, X, U_c, U_f, 19 V_c, V_f, p_mult_f; 20 const CeedScalar *hv; 21 CeedInt num_elem = 15, P_c = 3, P_f = 5, Q = 8, num_comp = 2; 22 CeedInt num_dofs_x = num_elem+1, num_dofs_u_c = num_elem*(P_c-1)+1, 23 num_dofs_u_f = num_elem*(P_f-1)+1; 24 CeedInt ind_u_c[num_elem*P_c], ind_u_f[num_elem*P_f], 25 ind_x[num_elem*2]; 26 CeedScalar x[num_dofs_x]; 27 CeedScalar sum; 28 29 CeedInit(argv[1], &ceed); 30 31 for (CeedInt i=0; i<num_dofs_x; i++) 32 x[i] = (CeedScalar) i / (num_dofs_x - 1); 33 for (CeedInt i=0; i<num_elem; i++) { 34 ind_x[2*i+0] = i; 35 ind_x[2*i+1] = i+1; 36 } 37 // Restrictions 38 CeedElemRestrictionCreate(ceed, num_elem, 2, 1, 1, num_dofs_x, CEED_MEM_HOST, 39 CEED_USE_POINTER, ind_x, &elem_restr_x); 40 41 for (CeedInt i=0; i<num_elem; i++) { 42 for (CeedInt j=0; j<P_c; j++) { 43 ind_u_c[P_c*i+j] = i*(P_c-1) + j; 44 } 45 } 46 CeedElemRestrictionCreate(ceed, num_elem, P_c, num_comp, num_dofs_u_c, 47 num_comp*num_dofs_u_c, CEED_MEM_HOST, CEED_USE_POINTER, 48 ind_u_c, &elem_restr_u_c); 49 50 for (CeedInt i=0; i<num_elem; i++) { 51 for (CeedInt j=0; j<P_f; j++) { 52 ind_u_f[P_f*i+j] = i*(P_f-1) + j; 53 } 54 } 55 CeedElemRestrictionCreate(ceed, num_elem, P_f, num_comp, num_dofs_u_f, 56 num_comp*num_dofs_u_f, CEED_MEM_HOST, CEED_USE_POINTER, 57 ind_u_f, &elem_restr_u_f); 58 59 CeedInt strides_qd[3] = {1, Q, Q}; 60 CeedElemRestrictionCreateStrided(ceed, num_elem, Q, 1, Q*num_elem, strides_qd, 61 &elem_restr_qd_i); 62 63 // Bases 64 CeedBasisCreateTensorH1Lagrange(ceed, 1, 1, 2, Q, CEED_GAUSS, &basis_x); 65 CeedBasisCreateTensorH1Lagrange(ceed, 1, num_comp, P_c, Q, CEED_GAUSS, 66 &basis_u_c); 67 CeedBasisCreateTensorH1Lagrange(ceed, 1, num_comp, P_f, Q, CEED_GAUSS, 68 &basis_u_f); 69 70 // QFunctions 71 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setup); 72 CeedQFunctionAddInput(qf_setup, "weights", 1, CEED_EVAL_WEIGHT); 73 CeedQFunctionAddInput(qf_setup, "dx", 1*1, CEED_EVAL_GRAD); 74 CeedQFunctionAddOutput(qf_setup, "qdata", 1, CEED_EVAL_NONE); 75 76 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_mass); 77 CeedQFunctionAddInput(qf_mass, "qdata", 1, CEED_EVAL_NONE); 78 CeedQFunctionAddInput(qf_mass, "u", num_comp, CEED_EVAL_INTERP); 79 CeedQFunctionAddOutput(qf_mass, "v", num_comp, CEED_EVAL_INTERP); 80 81 // Operators 82 CeedOperatorCreate(ceed, qf_setup, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 83 &op_setup); 84 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 85 &op_mass_f); 86 87 CeedVectorCreate(ceed, num_dofs_x, &X); 88 CeedVectorSetArray(X, CEED_MEM_HOST, CEED_USE_POINTER, x); 89 CeedVectorCreate(ceed, num_elem*Q, &q_data); 90 91 CeedOperatorSetField(op_setup, "weights", CEED_ELEMRESTRICTION_NONE, basis_x, 92 CEED_VECTOR_NONE); 93 CeedOperatorSetField(op_setup, "dx", elem_restr_x, basis_x, CEED_VECTOR_ACTIVE); 94 CeedOperatorSetField(op_setup, "qdata", elem_restr_qd_i, CEED_BASIS_COLLOCATED, 95 CEED_VECTOR_ACTIVE); 96 97 CeedOperatorSetField(op_mass_f, "qdata", elem_restr_qd_i, CEED_BASIS_COLLOCATED, 98 q_data); 99 CeedOperatorSetField(op_mass_f, "u", elem_restr_u_f, basis_u_f, 100 CEED_VECTOR_ACTIVE); 101 CeedOperatorSetField(op_mass_f, "v", elem_restr_u_f, basis_u_f, 102 CEED_VECTOR_ACTIVE); 103 104 CeedOperatorApply(op_setup, X, q_data, CEED_REQUEST_IMMEDIATE); 105 106 // Create multigrid level 107 CeedVectorCreate(ceed, num_comp*num_dofs_u_f, &p_mult_f); 108 CeedVectorSetValue(p_mult_f, 1.0); 109 CeedOperatorMultigridLevelCreate(op_mass_f, p_mult_f, elem_restr_u_c, 110 basis_u_c, &op_mass_c, &op_prolong, &op_restrict); 111 112 // Coarse problem 113 CeedVectorCreate(ceed, num_comp*num_dofs_u_c, &U_c); 114 CeedVectorSetValue(U_c, 1.0); 115 CeedVectorCreate(ceed, num_comp*num_dofs_u_c, &V_c); 116 CeedOperatorApply(op_mass_c, U_c, V_c, CEED_REQUEST_IMMEDIATE); 117 118 // Check output 119 CeedVectorGetArrayRead(V_c, CEED_MEM_HOST, &hv); 120 sum = 0.; 121 for (CeedInt i=0; i<num_comp*num_dofs_u_c; i++) { 122 sum += hv[i]; 123 } 124 if (fabs(sum-2.)>1e-10) 125 // LCOV_EXCL_START 126 printf("Computed Area Coarse Grid: %f != True Area: 1.0\n", sum); 127 // LCOV_EXCL_STOP 128 CeedVectorRestoreArrayRead(V_c, &hv); 129 130 // Prolong coarse u 131 CeedVectorCreate(ceed, num_comp*num_dofs_u_f, &U_f); 132 CeedOperatorApply(op_prolong, U_c, U_f, CEED_REQUEST_IMMEDIATE); 133 134 // Fine problem 135 CeedVectorCreate(ceed, num_comp*num_dofs_u_f, &V_f); 136 CeedOperatorApply(op_mass_f, U_f, V_f, CEED_REQUEST_IMMEDIATE); 137 138 // Check output 139 CeedVectorGetArrayRead(V_f, CEED_MEM_HOST, &hv); 140 sum = 0.; 141 for (CeedInt i=0; i<num_comp*num_dofs_u_f; i++) { 142 sum += hv[i]; 143 } 144 if (fabs(sum-2.)>1e-10) 145 // LCOV_EXCL_START 146 printf("Computed Area Fine Grid: %f != True Area: 1.0\n", sum); 147 // LCOV_EXCL_STOP 148 CeedVectorRestoreArrayRead(V_f, &hv); 149 150 // Restrict state to coarse grid 151 CeedOperatorApply(op_restrict, V_f, V_c, CEED_REQUEST_IMMEDIATE); 152 153 // Check output 154 CeedVectorGetArrayRead(V_c, CEED_MEM_HOST, &hv); 155 sum = 0.; 156 for (CeedInt i=0; i<num_comp*num_dofs_u_c; i++) { 157 sum += hv[i]; 158 } 159 if (fabs(sum-2.)>1e-10) 160 // LCOV_EXCL_START 161 printf("Computed Area Coarse Grid: %f != True Area: 1.0\n", sum); 162 // LCOV_EXCL_STOP 163 CeedVectorRestoreArrayRead(V_c, &hv); 164 165 // Cleanup 166 CeedQFunctionDestroy(&qf_setup); 167 CeedQFunctionDestroy(&qf_mass); 168 CeedOperatorDestroy(&op_setup); 169 CeedOperatorDestroy(&op_mass_c); 170 CeedOperatorDestroy(&op_mass_f); 171 CeedOperatorDestroy(&op_prolong); 172 CeedOperatorDestroy(&op_restrict); 173 CeedElemRestrictionDestroy(&elem_restr_u_c); 174 CeedElemRestrictionDestroy(&elem_restr_u_f); 175 CeedElemRestrictionDestroy(&elem_restr_x); 176 CeedElemRestrictionDestroy(&elem_restr_qd_i); 177 CeedBasisDestroy(&basis_u_c); 178 CeedBasisDestroy(&basis_u_f); 179 CeedBasisDestroy(&basis_x); 180 CeedVectorDestroy(&X); 181 CeedVectorDestroy(&U_c); 182 CeedVectorDestroy(&U_f); 183 CeedVectorDestroy(&V_c); 184 CeedVectorDestroy(&V_f); 185 CeedVectorDestroy(&p_mult_f); 186 CeedVectorDestroy(&q_data); 187 CeedDestroy(&ceed); 188 return 0; 189 } 190