1 /// @file 2 /// Test creation, action, and destruction for composite mass matrix operator 3 /// \test Test creation, action, and destruction for composite mass matrix operator 4 #include <ceed.h> 5 #include <math.h> 6 #include <stdlib.h> 7 8 #include "t320-basis.h" 9 #include "t510-operator.h" 10 11 /* The mesh comprises of two rows of 3 quadralaterals followed by one row 12 of 6 triangles: 13 _ _ _ 14 |_|_|_| 15 |_|_|_| 16 |/|/|/| 17 18 */ 19 20 int main(int argc, char **argv) { 21 Ceed ceed; 22 CeedElemRestriction elem_restr_x_tet, elem_restr_u_tet, elem_restr_qd_i_tet, elem_restr_x_hex, elem_restr_u_hex, elem_restr_qd_i_hex; 23 CeedBasis basis_x_tet, basis_u_tet, basis_x_hex, basis_u_hex; 24 CeedQFunction qf_setup_tet, qf_mass_tet, qf_setup_hex, qf_mass_hex; 25 CeedOperator op_setup_tet, op_mass_tet, op_setup_hex, op_mass_hex, op_setup, op_mass; 26 CeedVector q_data_tet, q_data_hex, X, U, V; 27 const CeedScalar *hv; 28 CeedInt num_elem_tet = 6, P_tet = 6, Q_tet = 4, num_elem_hex = 6, P_hex = 3, Q_hex = 4, dim = 2; 29 CeedInt n_x = 3, n_y = 3, n_x_tet = 3, n_y_tet = 1, n_x_hex = 3; 30 CeedInt row, col, offset; 31 CeedInt num_dofs = (n_x * 2 + 1) * (n_y * 2 + 1), num_qpts_tet = num_elem_tet * Q_tet, num_qpts_hex = num_elem_hex * Q_hex * Q_hex; 32 CeedInt ind_x_tet[num_elem_tet * P_tet], ind_x_hex[num_elem_hex * P_hex * P_hex]; 33 CeedScalar x[dim * num_dofs]; 34 CeedScalar q_ref[dim * Q_tet], q_weight[Q_tet]; 35 CeedScalar interp[P_tet * Q_tet], grad[dim * P_tet * Q_tet]; 36 CeedScalar sum; 37 38 CeedInit(argv[1], &ceed); 39 40 // DoF Coordinates 41 for (CeedInt i = 0; i < n_y * 2 + 1; i++) { 42 for (CeedInt j = 0; j < n_x * 2 + 1; j++) { 43 x[i + j * (n_y * 2 + 1) + 0 * num_dofs] = (CeedScalar)i / (2 * n_y); 44 x[i + j * (n_y * 2 + 1) + 1 * num_dofs] = (CeedScalar)j / (2 * n_x); 45 } 46 } 47 CeedVectorCreate(ceed, dim * num_dofs, &X); 48 CeedVectorSetArray(X, CEED_MEM_HOST, CEED_USE_POINTER, x); 49 50 // Qdata Vectors 51 CeedVectorCreate(ceed, num_qpts_tet, &q_data_tet); 52 CeedVectorCreate(ceed, num_qpts_hex, &q_data_hex); 53 54 // Tet Elements 55 for (CeedInt i = 0; i < num_elem_tet / 2; i++) { 56 col = i % n_x_tet; 57 row = i / n_x_tet; 58 offset = col * 2 + row * (n_x_tet * 2 + 1) * 2; 59 60 ind_x_tet[i * 2 * P_tet + 0] = 2 + offset; 61 ind_x_tet[i * 2 * P_tet + 1] = 9 + offset; 62 ind_x_tet[i * 2 * P_tet + 2] = 16 + offset; 63 ind_x_tet[i * 2 * P_tet + 3] = 1 + offset; 64 ind_x_tet[i * 2 * P_tet + 4] = 8 + offset; 65 ind_x_tet[i * 2 * P_tet + 5] = 0 + offset; 66 67 ind_x_tet[i * 2 * P_tet + 6] = 14 + offset; 68 ind_x_tet[i * 2 * P_tet + 7] = 7 + offset; 69 ind_x_tet[i * 2 * P_tet + 8] = 0 + offset; 70 ind_x_tet[i * 2 * P_tet + 9] = 15 + offset; 71 ind_x_tet[i * 2 * P_tet + 10] = 8 + offset; 72 ind_x_tet[i * 2 * P_tet + 11] = 16 + offset; 73 } 74 75 // -- Restrictions 76 CeedElemRestrictionCreate(ceed, num_elem_tet, P_tet, dim, num_dofs, dim * num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x_tet, &elem_restr_x_tet); 77 78 CeedElemRestrictionCreate(ceed, num_elem_tet, P_tet, 1, 1, num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x_tet, &elem_restr_u_tet); 79 CeedInt strides_qd_tet[3] = {1, Q_tet, Q_tet}; 80 CeedElemRestrictionCreateStrided(ceed, num_elem_tet, Q_tet, 1, num_qpts_tet, strides_qd_tet, &elem_restr_qd_i_tet); 81 82 // -- Bases 83 buildmats(q_ref, q_weight, interp, grad); 84 CeedBasisCreateH1(ceed, CEED_TOPOLOGY_TRIANGLE, dim, P_tet, Q_tet, interp, grad, q_ref, q_weight, &basis_x_tet); 85 86 buildmats(q_ref, q_weight, interp, grad); 87 CeedBasisCreateH1(ceed, CEED_TOPOLOGY_TRIANGLE, 1, P_tet, Q_tet, interp, grad, q_ref, q_weight, &basis_u_tet); 88 89 // -- QFunctions 90 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setup_tet); 91 CeedQFunctionAddInput(qf_setup_tet, "weight", 1, CEED_EVAL_WEIGHT); 92 CeedQFunctionAddInput(qf_setup_tet, "dx", dim * dim, CEED_EVAL_GRAD); 93 CeedQFunctionAddOutput(qf_setup_tet, "rho", 1, CEED_EVAL_NONE); 94 95 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_mass_tet); 96 CeedQFunctionAddInput(qf_mass_tet, "rho", 1, CEED_EVAL_NONE); 97 CeedQFunctionAddInput(qf_mass_tet, "u", 1, CEED_EVAL_INTERP); 98 CeedQFunctionAddOutput(qf_mass_tet, "v", 1, CEED_EVAL_INTERP); 99 100 // -- Operators 101 // ---- Setup Tet 102 CeedOperatorCreate(ceed, qf_setup_tet, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_setup_tet); 103 CeedOperatorSetField(op_setup_tet, "weight", CEED_ELEMRESTRICTION_NONE, basis_x_tet, CEED_VECTOR_NONE); 104 CeedOperatorSetField(op_setup_tet, "dx", elem_restr_x_tet, basis_x_tet, CEED_VECTOR_ACTIVE); 105 CeedOperatorSetField(op_setup_tet, "rho", elem_restr_qd_i_tet, CEED_BASIS_COLLOCATED, q_data_tet); 106 // ---- Mass Tet 107 CeedOperatorCreate(ceed, qf_mass_tet, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass_tet); 108 CeedOperatorSetField(op_mass_tet, "rho", elem_restr_qd_i_tet, CEED_BASIS_COLLOCATED, q_data_tet); 109 CeedOperatorSetField(op_mass_tet, "u", elem_restr_u_tet, basis_u_tet, CEED_VECTOR_ACTIVE); 110 CeedOperatorSetField(op_mass_tet, "v", elem_restr_u_tet, basis_u_tet, CEED_VECTOR_ACTIVE); 111 112 // Hex Elements 113 for (CeedInt i = 0; i < num_elem_hex; i++) { 114 col = i % n_x_hex; 115 row = i / n_x_hex; 116 offset = (n_x_tet * 2 + 1) * (n_y_tet * 2) * (1 + row) + col * 2; 117 for (CeedInt j = 0; j < P_hex; j++) { 118 for (CeedInt k = 0; k < P_hex; k++) ind_x_hex[P_hex * (P_hex * i + k) + j] = offset + k * (n_x_hex * 2 + 1) + j; 119 } 120 } 121 122 // -- Restrictions 123 CeedElemRestrictionCreate(ceed, num_elem_hex, P_hex * P_hex, dim, num_dofs, dim * num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x_hex, 124 &elem_restr_x_hex); 125 126 CeedElemRestrictionCreate(ceed, num_elem_hex, P_hex * P_hex, 1, 1, num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x_hex, &elem_restr_u_hex); 127 CeedInt strides_qd_hex[3] = {1, Q_hex * Q_hex, Q_hex * Q_hex}; 128 CeedElemRestrictionCreateStrided(ceed, num_elem_hex, Q_hex * Q_hex, 1, num_qpts_hex, strides_qd_hex, &elem_restr_qd_i_hex); 129 130 // -- Bases 131 CeedBasisCreateTensorH1Lagrange(ceed, dim, dim, P_hex, Q_hex, CEED_GAUSS, &basis_x_hex); 132 CeedBasisCreateTensorH1Lagrange(ceed, dim, 1, P_hex, Q_hex, CEED_GAUSS, &basis_u_hex); 133 134 // -- QFunctions 135 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setup_hex); 136 CeedQFunctionAddInput(qf_setup_hex, "_weight", 1, CEED_EVAL_WEIGHT); 137 CeedQFunctionAddInput(qf_setup_hex, "dx", dim * dim, CEED_EVAL_GRAD); 138 CeedQFunctionAddOutput(qf_setup_hex, "rho", 1, CEED_EVAL_NONE); 139 140 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_mass_hex); 141 CeedQFunctionAddInput(qf_mass_hex, "rho", 1, CEED_EVAL_NONE); 142 CeedQFunctionAddInput(qf_mass_hex, "u", 1, CEED_EVAL_INTERP); 143 CeedQFunctionAddOutput(qf_mass_hex, "v", 1, CEED_EVAL_INTERP); 144 145 // -- Operators 146 CeedOperatorCreate(ceed, qf_setup_hex, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_setup_hex); 147 CeedOperatorSetField(op_setup_hex, "_weight", CEED_ELEMRESTRICTION_NONE, basis_x_hex, CEED_VECTOR_NONE); 148 CeedOperatorSetField(op_setup_hex, "dx", elem_restr_x_hex, basis_x_hex, CEED_VECTOR_ACTIVE); 149 CeedOperatorSetField(op_setup_hex, "rho", elem_restr_qd_i_hex, CEED_BASIS_COLLOCATED, q_data_hex); 150 151 CeedOperatorCreate(ceed, qf_mass_hex, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass_hex); 152 CeedOperatorSetField(op_mass_hex, "rho", elem_restr_qd_i_hex, CEED_BASIS_COLLOCATED, q_data_hex); 153 CeedOperatorSetField(op_mass_hex, "u", elem_restr_u_hex, basis_u_hex, CEED_VECTOR_ACTIVE); 154 CeedOperatorSetField(op_mass_hex, "v", elem_restr_u_hex, basis_u_hex, CEED_VECTOR_ACTIVE); 155 156 // Composite Operators 157 CeedCompositeOperatorCreate(ceed, &op_setup); 158 CeedCompositeOperatorAddSub(op_setup, op_setup_tet); 159 CeedCompositeOperatorAddSub(op_setup, op_setup_hex); 160 161 CeedCompositeOperatorCreate(ceed, &op_mass); 162 CeedCompositeOperatorAddSub(op_mass, op_mass_tet); 163 CeedCompositeOperatorAddSub(op_mass, op_mass_hex); 164 165 // Apply Setup Operator 166 CeedOperatorApply(op_setup, X, CEED_VECTOR_NONE, CEED_REQUEST_IMMEDIATE); 167 168 // Apply Mass Operator 169 CeedVectorCreate(ceed, num_dofs, &U); 170 CeedVectorSetValue(U, 1.0); 171 CeedVectorCreate(ceed, num_dofs, &V); 172 173 CeedOperatorApply(op_mass, U, V, CEED_REQUEST_IMMEDIATE); 174 175 // Check output 176 CeedVectorGetArrayRead(V, CEED_MEM_HOST, &hv); 177 sum = 0.; 178 for (CeedInt i = 0; i < num_dofs; i++) sum += hv[i]; 179 if (fabs(sum - 1.) > 1000. * CEED_EPSILON) printf("Computed Area: %f != True Area: 1.0\n", sum); 180 CeedVectorRestoreArrayRead(V, &hv); 181 182 // Cleanup 183 CeedQFunctionDestroy(&qf_setup_tet); 184 CeedQFunctionDestroy(&qf_mass_tet); 185 CeedOperatorDestroy(&op_setup_tet); 186 CeedOperatorDestroy(&op_mass_tet); 187 CeedQFunctionDestroy(&qf_setup_hex); 188 CeedQFunctionDestroy(&qf_mass_hex); 189 CeedOperatorDestroy(&op_setup_hex); 190 CeedOperatorDestroy(&op_mass_hex); 191 CeedOperatorDestroy(&op_setup); 192 CeedOperatorDestroy(&op_mass); 193 CeedElemRestrictionDestroy(&elem_restr_u_tet); 194 CeedElemRestrictionDestroy(&elem_restr_x_tet); 195 CeedElemRestrictionDestroy(&elem_restr_qd_i_tet); 196 CeedElemRestrictionDestroy(&elem_restr_u_hex); 197 CeedElemRestrictionDestroy(&elem_restr_x_hex); 198 CeedElemRestrictionDestroy(&elem_restr_qd_i_hex); 199 CeedBasisDestroy(&basis_u_tet); 200 CeedBasisDestroy(&basis_x_tet); 201 CeedBasisDestroy(&basis_u_hex); 202 CeedBasisDestroy(&basis_x_hex); 203 CeedVectorDestroy(&X); 204 CeedVectorDestroy(&U); 205 CeedVectorDestroy(&V); 206 CeedVectorDestroy(&q_data_tet); 207 CeedVectorDestroy(&q_data_hex); 208 CeedDestroy(&ceed); 209 return 0; 210 } 211