1 /// @file 2 /// Test creation, use, and destruction of an oriented element restriction 3 /// \test Test creation, use, and destruction of an oriented element restriction 4 #include <ceed.h> 5 #include <stdio.h> 6 7 int main(int argc, char **argv) { 8 Ceed ceed; 9 CeedVector x, y; 10 CeedInt num_elem = 6, elem_size = 2; 11 CeedInt ind[elem_size * num_elem]; 12 bool orients[elem_size * num_elem]; 13 CeedScalar x_array[num_elem + 1]; 14 CeedElemRestriction elem_restriction; 15 16 CeedInit(argv[1], &ceed); 17 18 CeedVectorCreate(ceed, num_elem + 1, &x); 19 for (CeedInt i = 0; i < num_elem + 1; i++) x_array[i] = 10 + i; 20 CeedVectorSetArray(x, CEED_MEM_HOST, CEED_USE_POINTER, x_array); 21 CeedVectorCreate(ceed, num_elem * elem_size, &y); 22 23 for (CeedInt i = 0; i < num_elem; i++) { 24 ind[2 * i + 0] = i; 25 ind[2 * i + 1] = i + 1; 26 orients[2 * i + 0] = (i % 2) > 0; // flip the dofs on element 1, 3, ... 27 orients[2 * i + 1] = (i % 2) > 0; 28 } 29 CeedElemRestrictionCreateOriented(ceed, num_elem, elem_size, 1, 1, num_elem + 1, CEED_MEM_HOST, CEED_USE_POINTER, ind, orients, &elem_restriction); 30 31 // NoTranspose 32 CeedElemRestrictionApply(elem_restriction, CEED_NOTRANSPOSE, x, y, CEED_REQUEST_IMMEDIATE); 33 { 34 const CeedScalar *y_array; 35 36 CeedVectorGetArrayRead(y, CEED_MEM_HOST, &y_array); 37 for (CeedInt i = 0; i < num_elem; i++) { 38 for (CeedInt j = 0; j < elem_size; j++) { 39 CeedInt k = j + elem_size * i; 40 if (y_array[k] * CeedIntPow(-1, i % 2) != 10 + (k + 1) / 2) { 41 // LCOV_EXCL_START 42 printf("Error in restricted array y[%" CeedInt_FMT "] = %f\n", k, (CeedScalar)y_array[k]); 43 // LCOV_EXCL_STOP 44 } 45 } 46 } 47 CeedVectorRestoreArrayRead(y, &y_array); 48 } 49 50 // Transpose 51 CeedVectorSetValue(x, 0); 52 CeedElemRestrictionApply(elem_restriction, CEED_TRANSPOSE, y, x, CEED_REQUEST_IMMEDIATE); 53 { 54 const CeedScalar *x_array; 55 56 CeedVectorGetArrayRead(x, CEED_MEM_HOST, &x_array); 57 for (CeedInt i = 0; i < num_elem + 1; i++) { 58 if (x_array[i] != (10 + i) * (i > 0 && i < num_elem ? 2.0 : 1.0)) 59 // LCOV_EXCL_START 60 printf("Error in restricted array x[%" CeedInt_FMT "] = %f\n", i, (CeedScalar)x_array[i]); 61 // LCOV_EXCL_STOP 62 } 63 CeedVectorRestoreArrayRead(x, &x_array); 64 } 65 66 CeedVectorDestroy(&x); 67 CeedVectorDestroy(&y); 68 CeedElemRestrictionDestroy(&elem_restriction); 69 CeedDestroy(&ceed); 70 return 0; 71 } 72