1 static char help[] = "Tests MatMultHermitianTranspose() for real numbers.\n\n"; 2 #include <petsc.h> 3 4 int main(int argc, char **args) { 5 Mat A, AHT; 6 Vec x, y; 7 PetscRandom rand; 8 9 PetscFunctionBeginUser; 10 PetscCall(PetscInitialize(&argc, &args, (char *)0, help)); 11 12 PetscCall(MatCreate(PETSC_COMM_WORLD, &A)); 13 PetscCall(MatSetType(A, MATAIJ)); 14 PetscCall(MatSetSizes(A, PETSC_DECIDE, PETSC_DECIDE, 10, 10)); 15 PetscCall(MatSetFromOptions(A)); 16 PetscCall(MatSetUp(A)); 17 18 PetscCall(MatSetValue(A, 0, 0, 1.0, INSERT_VALUES)); 19 PetscCall(MatAssemblyBegin(A, MAT_FINAL_ASSEMBLY)); 20 PetscCall(MatAssemblyEnd(A, MAT_FINAL_ASSEMBLY)); 21 22 PetscCall(MatCreateHermitianTranspose(A, &AHT)); 23 PetscCall(MatCreateVecs(AHT, &x, &y)); 24 25 PetscCall(PetscRandomCreate(PETSC_COMM_WORLD, &rand)); 26 PetscCall(PetscRandomSetFromOptions(rand)); 27 PetscCall(VecSetRandom(y, rand)); 28 PetscCall(PetscRandomDestroy(&rand)); 29 30 PetscCall(MatMultHermitianTranspose(AHT, y, x)); 31 32 PetscCall(VecDestroy(&x)); 33 PetscCall(VecDestroy(&y)); 34 PetscCall(MatDestroy(&A)); 35 PetscCall(MatDestroy(&AHT)); 36 PetscCall(PetscFinalize()); 37 return 0; 38 } 39 40 /*TEST 41 42 test: 43 44 TEST*/ 45