1 /// @file 2 /// Test viewing of mass matrix operator 3 /// \test Test viewing of mass matrix operator 4 #include <ceed.h> 5 #include <stdlib.h> 6 #include <math.h> 7 8 #include "t500-operator.h" 9 10 int main(int argc, char **argv) { 11 Ceed ceed; 12 CeedElemRestriction Erestrictx, Erestrictu, Erestrictui; 13 CeedBasis bx, bu; 14 CeedQFunction qf_setup, qf_mass; 15 CeedOperator op_setup, op_mass; 16 CeedVector qdata; 17 CeedInt nelem = 15, P = 5, Q = 8; 18 CeedInt Nx = nelem+1, Nu = nelem*(P-1)+1; 19 CeedInt indx[nelem*2], indu[nelem*P]; 20 21 CeedInit(argv[1], &ceed); 22 23 for (CeedInt i=0; i<nelem; i++) { 24 indx[2*i+0] = i; 25 indx[2*i+1] = i+1; 26 } 27 // Restrictions 28 CeedElemRestrictionCreate(ceed, nelem, 2, 1, 1, Nx, CEED_MEM_HOST, 29 CEED_USE_POINTER, indx, &Erestrictx); 30 31 32 for (CeedInt i=0; i<nelem; i++) { 33 for (CeedInt j=0; j<P; j++) { 34 indu[P*i+j] = 2*(i*(P-1) + j); 35 } 36 } 37 CeedElemRestrictionCreate(ceed, nelem, P, 2, 1, 2*Nu, CEED_MEM_HOST, 38 CEED_USE_POINTER, indu, &Erestrictu); 39 CeedInt stridesu[3] = {1, Q, Q}; 40 CeedElemRestrictionCreateStrided(ceed, nelem, Q, 1, Q*nelem, stridesu, 41 &Erestrictui); 42 43 // Bases 44 CeedBasisCreateTensorH1Lagrange(ceed, 1, 1, 2, Q, CEED_GAUSS, &bx); 45 CeedBasisCreateTensorH1Lagrange(ceed, 1, 2, P, Q, CEED_GAUSS, &bu); 46 47 // QFunctions 48 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setup); 49 CeedQFunctionAddInput(qf_setup, "_weight", 1, CEED_EVAL_WEIGHT); 50 CeedQFunctionAddInput(qf_setup, "dx", 1*1, CEED_EVAL_GRAD); 51 CeedQFunctionAddOutput(qf_setup, "rho", 1, CEED_EVAL_NONE); 52 53 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_mass); 54 CeedQFunctionAddInput(qf_mass, "rho", 1, CEED_EVAL_NONE); 55 CeedQFunctionAddInput(qf_mass, "u", 2, CEED_EVAL_INTERP); 56 CeedQFunctionAddOutput(qf_mass, "v", 2, CEED_EVAL_INTERP); 57 58 // Operators 59 CeedOperatorCreate(ceed, qf_setup, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 60 &op_setup); 61 62 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 63 &op_mass); 64 65 CeedVectorCreate(ceed, nelem*Q, &qdata); 66 67 CeedOperatorSetField(op_setup, "_weight", CEED_ELEMRESTRICTION_NONE, bx, 68 CEED_VECTOR_NONE); 69 CeedOperatorSetField(op_setup, "dx", Erestrictx, bx, CEED_VECTOR_ACTIVE); 70 CeedOperatorSetField(op_setup, "rho", Erestrictui, CEED_BASIS_COLLOCATED, 71 CEED_VECTOR_ACTIVE); 72 73 CeedOperatorSetField(op_mass, "rho", Erestrictui, CEED_BASIS_COLLOCATED, 74 qdata); 75 CeedOperatorSetField(op_mass, "u", Erestrictu, bu, CEED_VECTOR_ACTIVE); 76 CeedOperatorSetField(op_mass, "v", Erestrictu, bu, CEED_VECTOR_ACTIVE); 77 78 CeedOperatorView(op_setup, stdout); 79 CeedOperatorView(op_mass, stdout); 80 81 CeedQFunctionDestroy(&qf_setup); 82 CeedQFunctionDestroy(&qf_mass); 83 CeedOperatorDestroy(&op_setup); 84 CeedOperatorDestroy(&op_mass); 85 CeedElemRestrictionDestroy(&Erestrictu); 86 CeedElemRestrictionDestroy(&Erestrictx); 87 CeedElemRestrictionDestroy(&Erestrictui); 88 89 CeedBasisDestroy(&bu); 90 CeedBasisDestroy(&bx); 91 CeedVectorDestroy(&qdata); 92 CeedDestroy(&ceed); 93 return 0; 94 } 95