1 /// @file 2 /// Test creation reuse of the same QFunction for multiple operators 3 /// \test Test creation reuse of the same QFunction for multiple operators 4 #include <ceed.h> 5 #include <math.h> 6 #include <stdlib.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_u, elem_restr_qd_i_small, elem_restr_qd_i_large; 13 CeedBasis basis_x_small, basis_x_large, basis_u_small, basis_u_large; 14 CeedQFunction qf_setup, qf_mass; 15 CeedOperator op_setup_small, op_mass_small, op_setup_large, op_mass_large; 16 CeedVector q_data_small, q_data_large, X, U, V; 17 CeedScalar *hu; 18 const CeedScalar *hv; 19 CeedInt num_elem = 15, P = 5, Q = 8, scale = 3; 20 CeedInt num_nodes_x = num_elem + 1, num_nodes_u = num_elem * (P - 1) + 1; 21 CeedInt ind_x[num_elem * 2], ind_u[num_elem * P]; 22 CeedScalar x[num_nodes_x]; 23 CeedScalar sum_1, sum_2; 24 25 CeedInit(argv[1], &ceed); 26 for (CeedInt i = 0; i < num_nodes_x; i++) x[i] = (CeedScalar)i / (num_nodes_x - 1); 27 for (CeedInt i = 0; i < num_elem; i++) { 28 ind_x[2 * i + 0] = i; 29 ind_x[2 * i + 1] = i + 1; 30 } 31 // Restrictions 32 CeedElemRestrictionCreate(ceed, num_elem, 2, 1, 1, num_nodes_x, CEED_MEM_HOST, CEED_USE_POINTER, ind_x, &elem_restr_x); 33 34 for (CeedInt i = 0; i < num_elem; i++) { 35 for (CeedInt j = 0; j < P; j++) { 36 ind_u[P * i + j] = 2 * (i * (P - 1) + j); 37 } 38 } 39 CeedElemRestrictionCreate(ceed, num_elem, P, 2, 1, 2 * num_nodes_u, CEED_MEM_HOST, CEED_USE_POINTER, ind_u, &elem_restr_u); 40 CeedInt strides_qd_small[3] = {1, Q, Q}; 41 CeedElemRestrictionCreateStrided(ceed, num_elem, Q, 1, Q * num_elem, strides_qd_small, &elem_restr_qd_i_small); 42 CeedInt strides_qd_large[3] = {1, Q * scale, Q * scale}; 43 CeedElemRestrictionCreateStrided(ceed, num_elem, Q * scale, 1, Q * num_elem * scale, strides_qd_large, &elem_restr_qd_i_large); 44 45 // Bases 46 CeedBasisCreateTensorH1Lagrange(ceed, 1, 1, 2, Q, CEED_GAUSS, &basis_x_small); 47 CeedBasisCreateTensorH1Lagrange(ceed, 1, 2, P, Q, CEED_GAUSS, &basis_u_small); 48 CeedBasisCreateTensorH1Lagrange(ceed, 1, 1, 2, Q * scale, CEED_GAUSS, &basis_x_large); 49 CeedBasisCreateTensorH1Lagrange(ceed, 1, 2, P, Q * scale, CEED_GAUSS, &basis_u_large); 50 51 // QFunctions 52 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setup); 53 CeedQFunctionAddInput(qf_setup, "weight", 1, CEED_EVAL_WEIGHT); 54 CeedQFunctionAddInput(qf_setup, "x", 1, CEED_EVAL_GRAD); 55 CeedQFunctionAddOutput(qf_setup, "rho", 1, CEED_EVAL_NONE); 56 57 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_mass); 58 CeedQFunctionAddInput(qf_mass, "rho", 1, CEED_EVAL_NONE); 59 CeedQFunctionAddInput(qf_mass, "u", 2, CEED_EVAL_INTERP); 60 CeedQFunctionAddOutput(qf_mass, "v", 2, CEED_EVAL_INTERP); 61 62 // Input vector 63 CeedVectorCreate(ceed, num_nodes_x, &X); 64 CeedVectorSetArray(X, CEED_MEM_HOST, CEED_USE_POINTER, x); 65 66 // 'Small' Operators 67 CeedOperatorCreate(ceed, qf_setup, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_setup_small); 68 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass_small); 69 70 CeedVectorCreate(ceed, num_elem * Q, &q_data_small); 71 72 CeedOperatorSetField(op_setup_small, "weight", CEED_ELEMRESTRICTION_NONE, basis_x_small, CEED_VECTOR_NONE); 73 CeedOperatorSetField(op_setup_small, "x", elem_restr_x, basis_x_small, CEED_VECTOR_ACTIVE); 74 CeedOperatorSetField(op_setup_small, "rho", elem_restr_qd_i_small, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE); 75 76 CeedOperatorSetField(op_mass_small, "rho", elem_restr_qd_i_small, CEED_BASIS_COLLOCATED, q_data_small); 77 CeedOperatorSetField(op_mass_small, "u", elem_restr_u, basis_u_small, CEED_VECTOR_ACTIVE); 78 CeedOperatorSetField(op_mass_small, "v", elem_restr_u, basis_u_small, CEED_VECTOR_ACTIVE); 79 80 // 'Large' operators 81 CeedOperatorCreate(ceed, qf_setup, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_setup_large); 82 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass_large); 83 84 CeedVectorCreate(ceed, num_elem * Q * scale, &q_data_large); 85 86 CeedOperatorSetField(op_setup_large, "weight", CEED_ELEMRESTRICTION_NONE, basis_x_large, CEED_VECTOR_NONE); 87 CeedOperatorSetField(op_setup_large, "x", elem_restr_x, basis_x_large, CEED_VECTOR_ACTIVE); 88 CeedOperatorSetField(op_setup_large, "rho", elem_restr_qd_i_large, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE); 89 90 CeedOperatorSetField(op_mass_large, "rho", elem_restr_qd_i_large, CEED_BASIS_COLLOCATED, q_data_large); 91 CeedOperatorSetField(op_mass_large, "u", elem_restr_u, basis_u_large, CEED_VECTOR_ACTIVE); 92 CeedOperatorSetField(op_mass_large, "v", elem_restr_u, basis_u_large, CEED_VECTOR_ACTIVE); 93 94 // Setup 95 CeedOperatorApply(op_setup_small, X, q_data_small, CEED_REQUEST_IMMEDIATE); 96 CeedOperatorApply(op_setup_large, X, q_data_large, CEED_REQUEST_IMMEDIATE); 97 98 CeedVectorCreate(ceed, 2 * num_nodes_u, &U); 99 CeedVectorGetArrayWrite(U, CEED_MEM_HOST, &hu); 100 for (int i = 0; i < num_nodes_u; i++) { 101 hu[2 * i] = 1.0; 102 hu[2 * i + 1] = 2.0; 103 } 104 CeedVectorRestoreArray(U, &hu); 105 CeedVectorCreate(ceed, 2 * num_nodes_u, &V); 106 107 // 'Small' operator 108 CeedOperatorApply(op_mass_small, U, V, CEED_REQUEST_IMMEDIATE); 109 110 // Check output 111 CeedVectorGetArrayRead(V, CEED_MEM_HOST, &hv); 112 sum_1 = 0.; 113 sum_2 = 0.; 114 for (CeedInt i = 0; i < num_nodes_u; i++) { 115 sum_1 += hv[2 * i]; 116 sum_2 += hv[2 * i + 1]; 117 } 118 if (fabs(sum_1 - 1.) > 1000. * CEED_EPSILON) printf("Computed Area: %f != True Area: 1.0\n", sum_1); 119 if (fabs(sum_2 - 2.) > 1000. * CEED_EPSILON) printf("Computed Area: %f != True Area: 2.0\n", sum_2); 120 CeedVectorRestoreArrayRead(V, &hv); 121 122 // 'Large' operator 123 CeedOperatorApply(op_mass_large, U, V, CEED_REQUEST_IMMEDIATE); 124 125 // Check output 126 CeedVectorGetArrayRead(V, CEED_MEM_HOST, &hv); 127 sum_1 = 0.; 128 sum_2 = 0.; 129 for (CeedInt i = 0; i < num_nodes_u; i++) { 130 sum_1 += hv[2 * i]; 131 sum_2 += hv[2 * i + 1]; 132 } 133 if (fabs(sum_1 - 1.) > 1000. * CEED_EPSILON) printf("Computed Area: %f != True Area: 1.0\n", sum_1); 134 if (fabs(sum_2 - 2.) > 1000. * CEED_EPSILON) printf("Computed Area: %f != True Area: 2.0\n", sum_2); 135 CeedVectorRestoreArrayRead(V, &hv); 136 137 CeedQFunctionDestroy(&qf_setup); 138 CeedQFunctionDestroy(&qf_mass); 139 CeedOperatorDestroy(&op_setup_small); 140 CeedOperatorDestroy(&op_mass_small); 141 CeedOperatorDestroy(&op_setup_large); 142 CeedOperatorDestroy(&op_mass_large); 143 CeedElemRestrictionDestroy(&elem_restr_u); 144 CeedElemRestrictionDestroy(&elem_restr_x); 145 CeedElemRestrictionDestroy(&elem_restr_qd_i_small); 146 CeedElemRestrictionDestroy(&elem_restr_qd_i_large); 147 CeedBasisDestroy(&basis_u_small); 148 CeedBasisDestroy(&basis_x_small); 149 CeedBasisDestroy(&basis_u_large); 150 CeedBasisDestroy(&basis_x_large); 151 CeedVectorDestroy(&X); 152 CeedVectorDestroy(&U); 153 CeedVectorDestroy(&V); 154 CeedVectorDestroy(&q_data_small); 155 CeedVectorDestroy(&q_data_large); 156 CeedDestroy(&ceed); 157 return 0; 158 } 159