1 /// @file 2 /// Test FLOP estimation for composite mass matrix operator 3 /// \test Test FLOP estimation for composite mass matrix operator 4 #include <ceed.h> 5 #include <math.h> 6 #include <stdio.h> 7 #include <stdlib.h> 8 9 #include "t320-basis.h" 10 11 /* The mesh comprises of two rows of 3 quadrilaterals 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 CeedSize flop_estimate; 23 CeedElemRestriction elem_restriction_x_tet, elem_restriction_u_tet, elem_restriction_q_data_tet, elem_restriction_x_hex, elem_restriction_u_hex, 24 elem_restriction_q_data_hex; 25 CeedBasis basis_x_tet, basis_u_tet, basis_x_hex, basis_u_hex; 26 CeedQFunction qf_mass; 27 CeedOperator op_mass_tet, op_mass_hex, op_mass; 28 CeedVector q_data_tet, q_data_hex; 29 CeedInt num_elem_tet = 6, p_tet = 6, q_tet = 4, num_elem_hex = 6, p_hex = 3, q_hex = 4, dim = 2; 30 CeedInt n_x = 3, n_y = 3, n_x_tet = 3, n_y_tet = 1, n_x_hex = 3; 31 CeedInt row, col, offset; 32 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; 33 CeedInt ind_x_tet[num_elem_tet * p_tet], ind_x_hex[num_elem_hex * p_hex * p_hex]; 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 37 CeedInit(argv[1], &ceed); 38 39 // Qdata Vectors 40 CeedVectorCreate(ceed, num_qpts_tet, &q_data_tet); 41 CeedVectorCreate(ceed, num_qpts_hex, &q_data_hex); 42 43 // Set up Tet Elements 44 // -- Restrictions 45 for (CeedInt i = 0; i < num_elem_tet / 2; i++) { 46 col = i % n_x_tet; 47 row = i / n_x_tet; 48 offset = col * 2 + row * (n_x_tet * 2 + 1) * 2; 49 50 ind_x_tet[i * 2 * p_tet + 0] = 2 + offset; 51 ind_x_tet[i * 2 * p_tet + 1] = 9 + offset; 52 ind_x_tet[i * 2 * p_tet + 2] = 16 + offset; 53 ind_x_tet[i * 2 * p_tet + 3] = 1 + offset; 54 ind_x_tet[i * 2 * p_tet + 4] = 8 + offset; 55 ind_x_tet[i * 2 * p_tet + 5] = 0 + offset; 56 57 ind_x_tet[i * 2 * p_tet + 6] = 14 + offset; 58 ind_x_tet[i * 2 * p_tet + 7] = 7 + offset; 59 ind_x_tet[i * 2 * p_tet + 8] = 0 + offset; 60 ind_x_tet[i * 2 * p_tet + 9] = 15 + offset; 61 ind_x_tet[i * 2 * p_tet + 10] = 8 + offset; 62 ind_x_tet[i * 2 * p_tet + 11] = 16 + offset; 63 } 64 CeedElemRestrictionCreate(ceed, num_elem_tet, p_tet, dim, num_dofs, dim * num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x_tet, 65 &elem_restriction_x_tet); 66 CeedElemRestrictionCreate(ceed, num_elem_tet, p_tet, 1, 1, num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x_tet, &elem_restriction_u_tet); 67 68 CeedInt strides_q_data_tet[3] = {1, q_tet, q_tet}; 69 CeedElemRestrictionCreateStrided(ceed, num_elem_tet, q_tet, 1, num_qpts_tet, strides_q_data_tet, &elem_restriction_q_data_tet); 70 71 // -- Bases 72 Build2DSimplex(q_ref, q_weight, interp, grad); 73 CeedBasisCreateH1(ceed, CEED_TOPOLOGY_TRIANGLE, dim, p_tet, q_tet, interp, grad, q_ref, q_weight, &basis_x_tet); 74 75 Build2DSimplex(q_ref, q_weight, interp, grad); 76 CeedBasisCreateH1(ceed, CEED_TOPOLOGY_TRIANGLE, 1, p_tet, q_tet, interp, grad, q_ref, q_weight, &basis_u_tet); 77 78 // -- QFunction 79 CeedQFunctionCreateInteriorByName(ceed, "MassApply", &qf_mass); 80 81 // -- Operators 82 // ---- Mass Tet 83 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass_tet); 84 CeedOperatorSetField(op_mass_tet, "u", elem_restriction_u_tet, basis_u_tet, CEED_VECTOR_ACTIVE); 85 CeedOperatorSetField(op_mass_tet, "qdata", elem_restriction_q_data_tet, CEED_BASIS_NONE, q_data_tet); 86 CeedOperatorSetField(op_mass_tet, "v", elem_restriction_u_tet, basis_u_tet, CEED_VECTOR_ACTIVE); 87 88 // Set up Hex Elements 89 // -- Restrictions 90 for (CeedInt i = 0; i < num_elem_hex; i++) { 91 col = i % n_x_hex; 92 row = i / n_x_hex; 93 offset = (n_x_tet * 2 + 1) * (n_y_tet * 2) * (1 + row) + col * 2; 94 for (CeedInt j = 0; j < p_hex; j++) { 95 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; 96 } 97 } 98 CeedElemRestrictionCreate(ceed, num_elem_hex, p_hex * p_hex, dim, num_dofs, dim * num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x_hex, 99 &elem_restriction_x_hex); 100 CeedElemRestrictionCreate(ceed, num_elem_hex, p_hex * p_hex, 1, 1, num_dofs, CEED_MEM_HOST, CEED_USE_POINTER, ind_x_hex, &elem_restriction_u_hex); 101 102 CeedInt strides_q_data_hex[3] = {1, q_hex * q_hex, q_hex * q_hex}; 103 CeedElemRestrictionCreateStrided(ceed, num_elem_hex, q_hex * q_hex, 1, num_qpts_hex, strides_q_data_hex, &elem_restriction_q_data_hex); 104 105 // -- Bases 106 CeedBasisCreateTensorH1Lagrange(ceed, dim, dim, p_hex, q_hex, CEED_GAUSS, &basis_x_hex); 107 CeedBasisCreateTensorH1Lagrange(ceed, dim, 1, p_hex, q_hex, CEED_GAUSS, &basis_u_hex); 108 109 // -- Operators 110 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass_hex); 111 CeedOperatorSetField(op_mass_hex, "u", elem_restriction_u_hex, basis_u_hex, CEED_VECTOR_ACTIVE); 112 CeedOperatorSetField(op_mass_hex, "qdata", elem_restriction_q_data_hex, CEED_BASIS_NONE, q_data_hex); 113 CeedOperatorSetField(op_mass_hex, "v", elem_restriction_u_hex, basis_u_hex, CEED_VECTOR_ACTIVE); 114 115 // Set up Composite Operator 116 // -- Create 117 CeedCompositeOperatorCreate(ceed, &op_mass); 118 // -- Add SubOperators 119 CeedCompositeOperatorAddSub(op_mass, op_mass_tet); 120 CeedCompositeOperatorAddSub(op_mass, op_mass_hex); 121 122 // Estimate FLOPs 123 CeedQFunctionSetUserFlopsEstimate(qf_mass, 1); 124 CeedOperatorGetFlopsEstimate(op_mass, &flop_estimate); 125 126 // Check output 127 if (flop_estimate != 3042) printf("Incorrect FLOP estimate computed, %ld != 3042\n", flop_estimate); 128 129 // Cleanup 130 CeedVectorDestroy(&q_data_tet); 131 CeedVectorDestroy(&q_data_hex); 132 CeedElemRestrictionDestroy(&elem_restriction_u_tet); 133 CeedElemRestrictionDestroy(&elem_restriction_x_tet); 134 CeedElemRestrictionDestroy(&elem_restriction_q_data_tet); 135 CeedElemRestrictionDestroy(&elem_restriction_u_hex); 136 CeedElemRestrictionDestroy(&elem_restriction_x_hex); 137 CeedElemRestrictionDestroy(&elem_restriction_q_data_hex); 138 CeedBasisDestroy(&basis_u_tet); 139 CeedBasisDestroy(&basis_x_tet); 140 CeedBasisDestroy(&basis_u_hex); 141 CeedBasisDestroy(&basis_x_hex); 142 CeedQFunctionDestroy(&qf_mass); 143 CeedOperatorDestroy(&op_mass_tet); 144 CeedOperatorDestroy(&op_mass_hex); 145 CeedOperatorDestroy(&op_mass); 146 CeedDestroy(&ceed); 147 return 0; 148 } 149