1 /// @file 2 /// Test creation, action, and destruction for mass matrix operator 3 /// \test Test creation, action, and destruction for mass matrix operator 4 #include <ceed.h> 5 #include <stdlib.h> 6 #include <math.h> 7 #include "t320-basis.h" 8 #include "t510-operator.h" 9 10 int main(int argc, char **argv) { 11 Ceed ceed; 12 CeedInterlaceMode imode = CEED_NONINTERLACED; 13 CeedElemRestriction Erestrictx, Erestrictu, Erestrictxi, Erestrictui; 14 CeedBasis bx, bu; 15 CeedQFunction qf_setup, qf_mass; 16 CeedOperator op_setup, op_mass; 17 CeedVector qdata, X, U, V; 18 const CeedScalar *hv; 19 CeedInt nelem = 12, dim = 2, P = 6, Q = 4; 20 CeedInt nx = 3, ny = 2; 21 CeedInt row, col, offset; 22 CeedInt Ndofs = (nx*2+1)*(ny*2+1), Nqpts = nelem*Q; 23 CeedInt indx[nelem*P]; 24 CeedScalar x[dim*Ndofs]; 25 CeedScalar qref[dim*Q], qweight[Q]; 26 CeedScalar interp[P*Q], grad[dim*P*Q]; 27 28 CeedInit(argv[1], &ceed); 29 30 for (CeedInt i=0; i<Ndofs; i++) { 31 x[i] = (1. / (nx*2)) * (CeedScalar) (i % (nx*2+1)); 32 x[i+Ndofs] = (1. / (ny*2)) * (CeedScalar) (i / (nx*2+1)); 33 } 34 for (CeedInt i=0; i<nelem/2; i++) { 35 col = i % nx; 36 row = i / nx; 37 offset = col*2 + row*(nx*2+1)*2; 38 39 indx[i*2*P + 0] = 2 + offset; 40 indx[i*2*P + 1] = 9 + offset; 41 indx[i*2*P + 2] = 16 + offset; 42 indx[i*2*P + 3] = 1 + offset; 43 indx[i*2*P + 4] = 8 + offset; 44 indx[i*2*P + 5] = 0 + offset; 45 46 indx[i*2*P + 6] = 14 + offset; 47 indx[i*2*P + 7] = 7 + offset; 48 indx[i*2*P + 8] = 0 + offset; 49 indx[i*2*P + 9] = 15 + offset; 50 indx[i*2*P + 10] = 8 + offset; 51 indx[i*2*P + 11] = 16 + offset; 52 } 53 54 // Restrictions 55 CeedElemRestrictionCreate(ceed, imode, nelem, P, Ndofs, dim, CEED_MEM_HOST, 56 CEED_USE_POINTER, indx, &Erestrictx); 57 CeedInt stridesx[3] = {1, P, P*dim}; 58 CeedElemRestrictionCreateStrided(ceed, nelem, P, nelem*P, dim, stridesx, 59 &Erestrictxi); 60 61 CeedElemRestrictionCreate(ceed, imode, nelem, P, Ndofs, 1, CEED_MEM_HOST, 62 CEED_USE_POINTER, indx, &Erestrictu); 63 CeedInt stridesu[3] = {1, Q, Q}; 64 CeedElemRestrictionCreateStrided(ceed, nelem, Q, Nqpts, 1, stridesu, 65 &Erestrictui); 66 67 68 // Bases 69 buildmats(qref, qweight, interp, grad); 70 CeedBasisCreateH1(ceed, CEED_TRIANGLE, dim, P, Q, interp, grad, qref, 71 qweight, &bx); 72 73 buildmats(qref, qweight, interp, grad); 74 CeedBasisCreateH1(ceed, CEED_TRIANGLE, 1, P, Q, interp, grad, qref, 75 qweight, &bu); 76 77 // QFunctions 78 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setup); 79 CeedQFunctionAddInput(qf_setup, "_weight", 1, CEED_EVAL_WEIGHT); 80 CeedQFunctionAddInput(qf_setup, "dx", dim*dim, CEED_EVAL_GRAD); 81 CeedQFunctionAddOutput(qf_setup, "rho", 1, CEED_EVAL_NONE); 82 83 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_mass); 84 CeedQFunctionAddInput(qf_mass, "rho", 1, CEED_EVAL_NONE); 85 CeedQFunctionAddInput(qf_mass, "u", 1, CEED_EVAL_INTERP); 86 CeedQFunctionAddOutput(qf_mass, "v", 1, CEED_EVAL_INTERP); 87 88 // Operators 89 CeedOperatorCreate(ceed, qf_setup, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 90 &op_setup); 91 92 CeedOperatorCreate(ceed, qf_mass, CEED_QFUNCTION_NONE, CEED_QFUNCTION_NONE, 93 &op_mass); 94 95 CeedVectorCreate(ceed, dim*Ndofs, &X); 96 CeedVectorSetArray(X, CEED_MEM_HOST, CEED_USE_POINTER, x); 97 CeedVectorCreate(ceed, Nqpts, &qdata); 98 99 CeedOperatorSetField(op_setup, "_weight", Erestrictxi, bx, CEED_VECTOR_NONE); 100 CeedOperatorSetField(op_setup, "dx", Erestrictx, bx, CEED_VECTOR_ACTIVE); 101 CeedOperatorSetField(op_setup, "rho", Erestrictui, CEED_BASIS_COLLOCATED, 102 CEED_VECTOR_ACTIVE); 103 104 CeedOperatorSetField(op_mass, "rho", Erestrictui, CEED_BASIS_COLLOCATED, 105 qdata); 106 CeedOperatorSetField(op_mass, "u", Erestrictu, bu, CEED_VECTOR_ACTIVE); 107 CeedOperatorSetField(op_mass, "v", Erestrictu, bu, CEED_VECTOR_ACTIVE); 108 109 CeedOperatorApply(op_setup, X, qdata, CEED_REQUEST_IMMEDIATE); 110 111 CeedVectorCreate(ceed, Ndofs, &U); 112 CeedVectorSetValue(U, 0.0); 113 CeedVectorCreate(ceed, Ndofs, &V); 114 115 CeedOperatorApply(op_mass, U, V, CEED_REQUEST_IMMEDIATE); 116 117 // Check output 118 CeedVectorGetArrayRead(V, CEED_MEM_HOST, &hv); 119 for (CeedInt i=0; i<Ndofs; i++) 120 if (fabs(hv[i]) > 1e-14) printf("[%d] v %g != 0.0\n",i, hv[i]); 121 CeedVectorRestoreArrayRead(V, &hv); 122 123 CeedQFunctionDestroy(&qf_setup); 124 CeedQFunctionDestroy(&qf_mass); 125 CeedOperatorDestroy(&op_setup); 126 CeedOperatorDestroy(&op_mass); 127 CeedElemRestrictionDestroy(&Erestrictu); 128 CeedElemRestrictionDestroy(&Erestrictx); 129 CeedElemRestrictionDestroy(&Erestrictui); 130 CeedElemRestrictionDestroy(&Erestrictxi); 131 CeedBasisDestroy(&bu); 132 CeedBasisDestroy(&bx); 133 CeedVectorDestroy(&X); 134 CeedVectorDestroy(&U); 135 CeedVectorDestroy(&V); 136 CeedVectorDestroy(&qdata); 137 CeedDestroy(&ceed); 138 return 0; 139 } 140