10436c2adSjeremylt /// @file 20436c2adSjeremylt /// Test syncing device data to host pointer 30436c2adSjeremylt /// \test Test syncing device data to host pointer 40436c2adSjeremylt #include <ceed.h> 50436c2adSjeremylt 60436c2adSjeremylt int main(int argc, char **argv) { 70436c2adSjeremylt Ceed ceed; 80436c2adSjeremylt CeedVector x; 90436c2adSjeremylt CeedVector y; 100436c2adSjeremylt CeedInt n; 110436c2adSjeremylt CeedScalar a[10], b[10]; 120436c2adSjeremylt const CeedScalar *c; 130436c2adSjeremylt 140436c2adSjeremylt CeedInit(argv[1], &ceed); 150436c2adSjeremylt 160436c2adSjeremylt n = 10; 170436c2adSjeremylt CeedVectorCreate(ceed, n, &x); 180436c2adSjeremylt CeedVectorCreate(ceed, n, &y); 19*2b730f8bSJeremy L Thompson for (CeedInt i = 0; i < n; i++) a[i] = 10 + i; 200436c2adSjeremylt CeedVectorSetArray(x, CEED_MEM_HOST, CEED_USE_POINTER, a); 210436c2adSjeremylt 22*2b730f8bSJeremy L Thompson for (CeedInt i = 0; i < n; i++) b[i] = 0; 230436c2adSjeremylt CeedVectorSetArray(y, CEED_MEM_HOST, CEED_USE_POINTER, b); 240436c2adSjeremylt 250436c2adSjeremylt CeedVectorGetArrayRead(x, CEED_MEM_DEVICE, &c); 260436c2adSjeremylt CeedVectorSetArray(y, CEED_MEM_DEVICE, CEED_COPY_VALUES, (CeedScalar *)c); 270436c2adSjeremylt CeedVectorRestoreArrayRead(x, &c); 280436c2adSjeremylt 290436c2adSjeremylt CeedVectorSyncArray(y, CEED_MEM_HOST); 30*2b730f8bSJeremy L Thompson for (CeedInt i = 0; i < n; i++) { 31*2b730f8bSJeremy L Thompson if (b[i] != 10 + i) printf("Error reading array b[%" CeedInt_FMT "] = %f\n", i, (CeedScalar)b[i]); 32*2b730f8bSJeremy L Thompson } 330436c2adSjeremylt 340436c2adSjeremylt CeedVectorDestroy(&x); 350436c2adSjeremylt CeedVectorDestroy(&y); 360436c2adSjeremylt CeedDestroy(&ceed); 370436c2adSjeremylt return 0; 380436c2adSjeremylt } 39