1 /// @file 2 /// Test CeedVectorGetArray to modify array 3 /// \test Test CeedVectorGetArray to modify array 4 #include <ceed.h> 5 #include <stdio.h> 6 7 int main(int argc, char **argv) { 8 Ceed ceed; 9 CeedVector x; 10 const CeedInt len = 10; 11 CeedScalar array[len]; 12 13 CeedInit(argv[1], &ceed); 14 15 CeedVectorCreate(ceed, len, &x); 16 for (CeedInt i = 0; i < len; i++) array[i] = 0; 17 CeedVectorSetArray(x, CEED_MEM_HOST, CEED_USE_POINTER, array); 18 19 { 20 CeedScalar *writable_array; 21 22 CeedVectorGetArray(x, CEED_MEM_HOST, &writable_array); 23 writable_array[3] = -3.14; 24 CeedVectorRestoreArray(x, &writable_array); 25 } 26 27 if (array[3] != (CeedScalar)(-3.14)) printf("Error writing array[3] = %f\n", (CeedScalar)array[3]); 28 29 CeedVectorDestroy(&x); 30 CeedDestroy(&ceed); 31 return 0; 32 } 33