1 /// @file 2 /// Test creation, evaluation, and destruction for vector mass QFunction by name 3 /// \test Test creation, evaluation, and destruction for vector mass QFunction by name 4 #include <ceed.h> 5 #include <math.h> 6 #include <stdio.h> 7 #include <string.h> 8 9 int main(int argc, char **argv) { 10 Ceed ceed; 11 CeedVector in[16], out[16]; 12 CeedVector q_data, dx, w, u, v; 13 CeedQFunction qf_setup, qf_mass; 14 CeedInt q = 8; 15 const CeedInt num_comp = 3; 16 17 CeedInit(argv[1], &ceed); 18 19 for (CeedInt dim = 2; dim <= 3; dim++) { 20 CeedInt num_qpts = CeedIntPow(q, dim); 21 22 CeedVectorCreate(ceed, num_qpts * dim * dim, &dx); 23 CeedVectorCreate(ceed, num_qpts, &w); 24 CeedVectorCreate(ceed, num_qpts * num_comp, &u); 25 { 26 CeedScalar dx_array[num_qpts * dim * dim], w_array[num_qpts], u_array[num_qpts * num_comp]; 27 28 for (CeedInt i = 0; i < num_qpts; i++) { 29 w_array[i] = 1.0 / num_qpts; 30 } 31 for (CeedInt d = 0; d < dim; d++) { 32 for (CeedInt g = 0; g < dim; g++) { 33 for (CeedInt i = 0; i < num_qpts; i++) { 34 dx_array[i + (g * dim + d) * num_qpts] = d == g; 35 } 36 } 37 } 38 for (CeedInt c = 0; c < num_comp; c++) { 39 for (CeedInt i = 0; i < num_qpts; i++) { 40 u_array[i + c * num_qpts] = c + 1; 41 } 42 } 43 CeedVectorSetArray(dx, CEED_MEM_HOST, CEED_COPY_VALUES, dx_array); 44 CeedVectorSetArray(w, CEED_MEM_HOST, CEED_COPY_VALUES, w_array); 45 CeedVectorSetArray(u, CEED_MEM_HOST, CEED_COPY_VALUES, u_array); 46 } 47 CeedVectorCreate(ceed, num_qpts, &q_data); 48 CeedVectorSetValue(q_data, 0.0); 49 CeedVectorCreate(ceed, num_qpts * num_comp, &v); 50 CeedVectorSetValue(v, 0.0); 51 52 char name[13] = ""; 53 snprintf(name, sizeof name, "Mass%" CeedInt_FMT "DBuild", dim); 54 CeedQFunctionCreateInteriorByName(ceed, name, &qf_setup); 55 { 56 in[0] = dx; 57 in[1] = w; 58 out[0] = q_data; 59 CeedQFunctionApply(qf_setup, num_qpts, in, out); 60 } 61 62 CeedQFunctionCreateInteriorByName(ceed, "Vector3MassApply", &qf_mass); 63 { 64 in[0] = u; 65 in[1] = q_data; 66 out[0] = v; 67 CeedQFunctionApply(qf_mass, num_qpts, in, out); 68 } 69 70 // Verify results 71 { 72 const CeedScalar *v_array; 73 74 CeedVectorGetArrayRead(v, CEED_MEM_HOST, &v_array); 75 for (CeedInt c = 0; c < num_comp; c++) { 76 CeedScalar sum = 0; 77 for (CeedInt i = 0; i < num_qpts; i++) sum += v_array[i + c * num_qpts]; 78 if (fabs(sum - (c + 1)) > 10 * CEED_EPSILON) { 79 // LCOV_EXCL_START 80 printf("%" CeedInt_FMT "D volume error in component %" CeedInt_FMT ": %f != %f\n", dim, c, sum, (c + 1.0)); 81 // LCOV_EXCL_STOP 82 } 83 } 84 CeedVectorRestoreArrayRead(v, &v_array); 85 } 86 87 CeedVectorDestroy(&dx); 88 CeedVectorDestroy(&w); 89 CeedVectorDestroy(&u); 90 CeedVectorDestroy(&v); 91 CeedVectorDestroy(&q_data); 92 CeedQFunctionDestroy(&qf_setup); 93 CeedQFunctionDestroy(&qf_mass); 94 } 95 96 CeedDestroy(&ceed); 97 return 0; 98 } 99