1*0f7fd0f8Sjeremylt /// @file 2*0f7fd0f8Sjeremylt /// Test summing of a pair of vectors 3*0f7fd0f8Sjeremylt /// \test Test summing of a pair of vectors 4*0f7fd0f8Sjeremylt #include <ceed.h> 5*0f7fd0f8Sjeremylt #include <math.h> 6*0f7fd0f8Sjeremylt 7*0f7fd0f8Sjeremylt int main(int argc, char **argv) { 8*0f7fd0f8Sjeremylt Ceed ceed; 9*0f7fd0f8Sjeremylt CeedVector x, y; 10*0f7fd0f8Sjeremylt CeedInt n; 11*0f7fd0f8Sjeremylt CeedScalar a[10]; 12*0f7fd0f8Sjeremylt const CeedScalar *b; 13*0f7fd0f8Sjeremylt 14*0f7fd0f8Sjeremylt CeedInit(argv[1], &ceed); 15*0f7fd0f8Sjeremylt 16*0f7fd0f8Sjeremylt n = 10; 17*0f7fd0f8Sjeremylt CeedVectorCreate(ceed, n, &x); 18*0f7fd0f8Sjeremylt CeedVectorCreate(ceed, n, &y); 19*0f7fd0f8Sjeremylt for (CeedInt i=0; i<n; i++) 20*0f7fd0f8Sjeremylt a[i] = 10 + i; 21*0f7fd0f8Sjeremylt CeedVectorSetArray(x, CEED_MEM_HOST, CEED_COPY_VALUES, a); 22*0f7fd0f8Sjeremylt CeedVectorSetArray(y, CEED_MEM_HOST, CEED_COPY_VALUES, a); 23*0f7fd0f8Sjeremylt 24*0f7fd0f8Sjeremylt CeedVectorAXPY(y, -0.5, x); 25*0f7fd0f8Sjeremylt 26*0f7fd0f8Sjeremylt CeedVectorGetArrayRead(y, CEED_MEM_HOST, &b); 27*0f7fd0f8Sjeremylt for (CeedInt i=0; i<n; i++) 28*0f7fd0f8Sjeremylt if (fabs(b[i] - (10.0 + i)/2 ) > 1e-14) 29*0f7fd0f8Sjeremylt // LCOV_EXCL_START 30*0f7fd0f8Sjeremylt printf("Error in alpha x + y, computed: %f actual: %f\n", b[i], 31*0f7fd0f8Sjeremylt (10.0 + i)/2); 32*0f7fd0f8Sjeremylt // LCOV_EXCL_STOP 33*0f7fd0f8Sjeremylt CeedVectorRestoreArrayRead(y, &b); 34*0f7fd0f8Sjeremylt 35*0f7fd0f8Sjeremylt CeedVectorDestroy(&x); 36*0f7fd0f8Sjeremylt CeedVectorDestroy(&y); 37*0f7fd0f8Sjeremylt CeedDestroy(&ceed); 38*0f7fd0f8Sjeremylt return 0; 39*0f7fd0f8Sjeremylt } 40