1 /// @file 2 /// Test creation, use, and destruction of a blocked element restriction 3 /// \test Test creation, use, and destruction of a blocked element restriction 4 #include <ceed.h> 5 #include <ceed/backend.h> 6 7 int main(int argc, char **argv) { 8 Ceed ceed; 9 CeedVector x, y; 10 CeedInt num_elem = 8; 11 CeedInt elem_size = 2; 12 CeedInt num_blk = 2; 13 CeedInt blk_size = 5; 14 CeedInt ind[elem_size*num_elem]; 15 CeedScalar a[num_elem + 1]; 16 const CeedScalar *xx, *yy; 17 CeedInt layout[3]; 18 CeedElemRestriction r; 19 20 CeedInit(argv[1], &ceed); 21 22 CeedVectorCreate(ceed, num_elem+1, &x); 23 for (CeedInt i=0; i<num_elem+1; i++) 24 a[i] = 10 + i; 25 CeedVectorSetArray(x, CEED_MEM_HOST, CEED_USE_POINTER, a); 26 27 for (CeedInt i=0; i<num_elem; i++) { 28 ind[2*i+0] = i; 29 ind[2*i+1] = i+1; 30 } 31 CeedElemRestrictionCreateBlocked(ceed, num_elem, elem_size, blk_size, 1, 1, 32 num_elem+1, CEED_MEM_HOST, CEED_USE_POINTER, 33 ind, &r); 34 CeedVectorCreate(ceed, blk_size*elem_size, &y); 35 CeedVectorSetValue(y, 0); // Allocates array 36 37 // NoTranspose 38 CeedElemRestrictionApplyBlock(r, 1, CEED_NOTRANSPOSE, x, y, 39 CEED_REQUEST_IMMEDIATE); 40 CeedVectorGetArrayRead(y, CEED_MEM_HOST, &yy); 41 CeedElemRestrictionGetELayout(r, &layout); 42 for (CeedInt i=0; i<elem_size; i++) // Node 43 for (CeedInt j=0; j<1; j++) // Component 44 for (CeedInt k=blk_size; k<num_elem; k++) { // Element 45 CeedInt block = k / blk_size; 46 CeedInt elem = k % blk_size; 47 CeedInt index = (i*blk_size+elem)*layout[0] + j*layout[1]*blk_size + 48 block*layout[2]*blk_size - blk_size*elem_size; 49 if (yy[index] != a[ind[k*elem_size + i]]) 50 // LCOV_EXCL_START 51 printf("Error in restricted array y[%d][%d][%d] = %f\n", 52 i, j, k, (double)yy[index]); 53 // LCOV_EXCL_STOP 54 } 55 CeedVectorRestoreArrayRead(y, &yy); 56 57 // Transpose 58 CeedVectorSetValue(x, 0); 59 CeedElemRestrictionApplyBlock(r, 1, CEED_TRANSPOSE, y, x, 60 CEED_REQUEST_IMMEDIATE); 61 CeedVectorGetArrayRead(x, CEED_MEM_HOST, &xx); 62 for (CeedInt i=blk_size; i<num_elem+1; i++) 63 if (xx[i] != (10+i)*(i > blk_size && i < num_elem ? 2.0 : 1.0)) 64 // LCOV_EXCL_START 65 printf("Error in restricted array x[%d] = %f\n", 66 i, (double)xx[i]); 67 // LCOV_EXCL_STOP 68 CeedVectorRestoreArrayRead(x, &xx); 69 70 CeedVectorDestroy(&x); 71 CeedVectorDestroy(&y); 72 CeedElemRestrictionDestroy(&r); 73 CeedDestroy(&ceed); 74 return 0; 75 } 76