1 /// @file 2 /// Test creation, use, and destruction of an element restriction 3 /// \test Test creation, use, and destruction of an element restriction 4 #include <ceed.h> 5 6 int main(int argc, char **argv) { 7 Ceed ceed; 8 CeedVector x, y; 9 CeedInt ne = 3; 10 CeedInt ind[2*ne]; 11 CeedScalar a[ne+1]; 12 const CeedScalar *yy; 13 CeedElemRestriction r; 14 CeedInterlaceMode imode = CEED_NONINTERLACED; 15 16 CeedInit(argv[1], &ceed); 17 18 CeedVectorCreate(ceed, ne+1, &x); 19 for (CeedInt i=0; i<ne+1; i++) 20 a[i] = 10 + i; 21 CeedVectorSetArray(x, CEED_MEM_HOST, CEED_USE_POINTER, a); 22 23 for (CeedInt i=0; i<ne; i++) { 24 ind[2*i+0] = i; 25 ind[2*i+1] = i+1; 26 } 27 CeedElemRestrictionCreate(ceed, imode, ne, 2, ne+1, 1, CEED_MEM_HOST, 28 CEED_USE_POINTER, ind, &r); 29 CeedVectorCreate(ceed, ne*2, &y); 30 CeedVectorSetValue(y, 0); // Allocates array 31 CeedElemRestrictionApply(r, CEED_NOTRANSPOSE, x, y, CEED_REQUEST_IMMEDIATE); 32 33 CeedVectorGetArrayRead(y, CEED_MEM_HOST, &yy); 34 for (CeedInt i=0; i<ne*2; i++) 35 if (10+(i+1)/2 != yy[i]) 36 // LCOV_EXCL_START 37 printf("Error in restricted array y[%d] = %f", 38 i, (double)yy[i]); 39 // LCOV_EXCL_STOP 40 CeedVectorRestoreArrayRead(y, &yy); 41 42 CeedVectorDestroy(&x); 43 CeedVectorDestroy(&y); 44 CeedElemRestrictionDestroy(&r); 45 CeedDestroy(&ceed); 46 return 0; 47 } 48