1 /// @file 2 /// Test QFunction helper macro 3 /// \test Test QFunction helper macro 4 #include <ceed.h> 5 #include <math.h> 6 #include <stdlib.h> 7 #include <string.h> 8 #include "t406-qfunction.h" 9 10 int main(int argc, char **argv) { 11 Ceed ceed; 12 CeedVector in[16], out[16]; 13 CeedVector Q_data, W, U, V; 14 CeedQFunction qf_setup, qf_mass; 15 CeedInt Q = 8; 16 const CeedScalar *vv; 17 CeedScalar w[Q], u[Q], v[Q]; 18 19 CeedInit(argv[1], &ceed); 20 21 CeedQFunctionCreateInterior(ceed, 1, setup, setup_loc, &qf_setup); 22 CeedQFunctionAddInput(qf_setup, "w", 1, CEED_EVAL_WEIGHT); 23 CeedQFunctionAddOutput(qf_setup, "qdata", 1, CEED_EVAL_NONE); 24 25 CeedQFunctionCreateInterior(ceed, 1, mass, mass_loc, &qf_mass); 26 CeedQFunctionAddInput(qf_mass, "qdata", 1, CEED_EVAL_NONE); 27 CeedQFunctionAddInput(qf_mass, "u", 1, CEED_EVAL_INTERP); 28 CeedQFunctionAddOutput(qf_mass, "v", 1, CEED_EVAL_INTERP); 29 30 for (CeedInt i=0; i<Q; i++) { 31 CeedScalar x = 2.*i/(Q-1) - 1; 32 w[i] = 1 - x*x; 33 u[i] = 2 + 3*x + 5*x*x; 34 v[i] = w[i] * u[i]; 35 } 36 37 CeedVectorCreate(ceed, Q, &W); 38 CeedVectorSetArray(W, CEED_MEM_HOST, CEED_USE_POINTER, w); 39 CeedVectorCreate(ceed, Q, &U); 40 CeedVectorSetArray(U, CEED_MEM_HOST, CEED_USE_POINTER, u); 41 CeedVectorCreate(ceed, Q, &V); 42 CeedVectorSetValue(V, 0); 43 CeedVectorCreate(ceed, Q, &Q_data); 44 CeedVectorSetValue(Q_data, 0); 45 46 { 47 in[0] = W; 48 out[0] = Q_data; 49 CeedQFunctionApply(qf_setup, Q, in, out); 50 } 51 { 52 in[0] = W; 53 in[1] = U; 54 out[0] = V; 55 CeedQFunctionApply(qf_mass, Q, in, out); 56 } 57 58 CeedVectorGetArrayRead(V, CEED_MEM_HOST, &vv); 59 for (CeedInt i=0; i<Q; i++) 60 if (fabs(5*v[i]*sqrt(2.) - vv[i]) > 1E3*CEED_EPSILON) 61 // LCOV_EXCL_START 62 printf("[%d] v %f != vv %f\n",i, 5*v[i]*sqrt(2.), vv[i]); 63 // LCOV_EXCL_STOP 64 CeedVectorRestoreArrayRead(V, &vv); 65 66 CeedVectorDestroy(&W); 67 CeedVectorDestroy(&U); 68 CeedVectorDestroy(&V); 69 CeedVectorDestroy(&Q_data); 70 CeedQFunctionDestroy(&qf_setup); 71 CeedQFunctionDestroy(&qf_mass); 72 CeedDestroy(&ceed); 73 return 0; 74 } 75