1 /// @file 2 /// Test creation, setting, reading, restoring, and destroying of a vector using CEED_MEM_DEVICE 3 /// \test Test creation, setting, reading, restoring, and destroying of a vector 4 #include <ceed.h> 5 6 int main(int argc, char **argv) { 7 Ceed ceed; 8 CeedVector x; 9 CeedVector y; 10 CeedInt n; 11 CeedScalar a[10]; 12 const CeedScalar *b, *c; 13 14 CeedInit(argv[1], &ceed); 15 16 n = 10; 17 CeedVectorCreate(ceed, n, &x); 18 CeedVectorCreate(ceed, n, &y); 19 for (CeedInt i=0; i<n; i++) 20 a[i] = 10 + i; 21 CeedVectorSetArray(x, CEED_MEM_HOST, CEED_USE_POINTER, a); 22 23 CeedVectorGetArrayRead(x, CEED_MEM_DEVICE, &b); 24 CeedVectorSetArray(y, CEED_MEM_DEVICE, CEED_COPY_VALUES, (CeedScalar *)b); 25 CeedVectorRestoreArrayRead(x, &b); 26 27 CeedVectorGetArrayRead(y, CEED_MEM_HOST, &c); 28 for (CeedInt i=0; i<n; i++) 29 if (c[i] != 10+i) 30 // LCOV_EXCL_START 31 printf("Error reading array c[%d] = %f", i, (CeedScalar)c[i]); 32 // LCOV_EXCL_STOP 33 CeedVectorRestoreArrayRead(y, &c); 34 35 CeedVectorDestroy(&x); 36 CeedVectorDestroy(&y); 37 CeedDestroy(&ceed); 38 return 0; 39 } 40