1 /// @file 2 /// Test viewing of mass matrix operator 3 /// \test Test viewing of mass matrix operator 4 #include <ceed.h> 5 #include <math.h> 6 #include <stdlib.h> 7 8 #include "t500-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; 13 CeedBasis bx, bu; 14 CeedQFunction qf_setup, qf_mass; 15 CeedOperator op_setup, op_mass; 16 CeedVector q_data; 17 CeedInt num_elem = 15, P = 5, Q = 8; 18 CeedInt num_nodes_x = num_elem + 1, num_nodes_u = num_elem * (P - 1) + 1; 19 CeedInt ind_x[num_elem * 2], ind_u[num_elem * P]; 20 21 CeedInit(argv[1], &ceed); 22 23 for (CeedInt i = 0; i < num_elem; i++) { 24 ind_x[2 * i + 0] = i; 25 ind_x[2 * i + 1] = i + 1; 26 } 27 // Restrictions 28 CeedElemRestrictionCreate(ceed, num_elem, 2, 1, 1, num_nodes_x, CEED_MEM_HOST, CEED_USE_POINTER, ind_x, &elem_restr_x); 29 30 for (CeedInt i = 0; i < num_elem; i++) { 31 for (CeedInt j = 0; j < P; j++) { 32 ind_u[P * i + j] = 2 * (i * (P - 1) + j); 33 } 34 } 35 CeedElemRestrictionCreate(ceed, num_elem, P, 2, 1, 2 * num_nodes_u, CEED_MEM_HOST, CEED_USE_POINTER, ind_u, &elem_restr_u); 36 CeedInt strides_qd[3] = {1, Q, Q}; 37 CeedElemRestrictionCreateStrided(ceed, num_elem, Q, 1, Q * num_elem, strides_qd, &elem_restr_qd_i); 38 39 // Bases 40 CeedBasisCreateTensorH1Lagrange(ceed, 1, 1, 2, Q, CEED_GAUSS, &bx); 41 CeedBasisCreateTensorH1Lagrange(ceed, 1, 2, P, Q, CEED_GAUSS, &bu); 42 43 // QFunctions 44 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setup); 45 CeedQFunctionAddInput(qf_setup, "weight", 1, CEED_EVAL_WEIGHT); 46 CeedQFunctionAddInput(qf_setup, "dx", 1 * 1, CEED_EVAL_GRAD); 47 CeedQFunctionAddOutput(qf_setup, "rho", 1, CEED_EVAL_NONE); 48 49 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_mass); 50 CeedQFunctionAddInput(qf_mass, "rho", 1, CEED_EVAL_NONE); 51 CeedQFunctionAddInput(qf_mass, "u", 2, CEED_EVAL_INTERP); 52 CeedQFunctionAddOutput(qf_mass, "v", 2, CEED_EVAL_INTERP); 53 54 // Operators 55 CeedOperatorCreate(ceed, qf_setup, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_setup); 56 57 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, &op_mass); 58 59 CeedVectorCreate(ceed, num_elem * Q, &q_data); 60 61 CeedOperatorSetField(op_setup, "weight", CEED_ELEMRESTRICTION_NONE, bx, CEED_VECTOR_NONE); 62 CeedOperatorSetField(op_setup, "dx", elem_restr_x, bx, CEED_VECTOR_ACTIVE); 63 CeedOperatorSetField(op_setup, "rho", elem_restr_qd_i, CEED_BASIS_COLLOCATED, CEED_VECTOR_ACTIVE); 64 65 CeedOperatorSetField(op_mass, "rho", elem_restr_qd_i, CEED_BASIS_COLLOCATED, q_data); 66 CeedOperatorSetField(op_mass, "u", elem_restr_u, bu, CEED_VECTOR_ACTIVE); 67 CeedOperatorSetField(op_mass, "v", elem_restr_u, bu, CEED_VECTOR_ACTIVE); 68 69 CeedOperatorView(op_setup, stdout); 70 CeedOperatorView(op_mass, stdout); 71 72 CeedQFunctionDestroy(&qf_setup); 73 CeedQFunctionDestroy(&qf_mass); 74 CeedOperatorDestroy(&op_setup); 75 CeedOperatorDestroy(&op_mass); 76 CeedElemRestrictionDestroy(&elem_restr_u); 77 CeedElemRestrictionDestroy(&elem_restr_x); 78 CeedElemRestrictionDestroy(&elem_restr_qd_i); 79 80 CeedBasisDestroy(&bu); 81 CeedBasisDestroy(&bx); 82 CeedVectorDestroy(&q_data); 83 CeedDestroy(&ceed); 84 return 0; 85 } 86