1 static char help[] = "Test MatMultHermitianTranspose() and MatMultHermitianTransposeAdd().\n\n"; 2 3 #include <petscmat.h> 4 5 int main(int argc,char **args) 6 { 7 Mat A,B,C; 8 Vec x,y,ys; 9 PetscInt i,j; 10 PetscScalar v; 11 PetscBool flg; 12 13 PetscCall(PetscInitialize(&argc,&args,(char*)0,help)); 14 PetscCall(MatCreate(PETSC_COMM_WORLD,&A)); 15 PetscCall(MatSetSizes(A,PETSC_DECIDE,PETSC_DECIDE,2,2)); 16 PetscCall(MatSetType(A,MATAIJ)); 17 PetscCall(MatSetFromOptions(A)); 18 PetscCall(MatSetUp(A)); 19 20 i = 0; j = 0; v = 2.0; 21 PetscCall(MatSetValues(A,1,&i,1,&j,&v,INSERT_VALUES)); 22 i = 0; j = 1; v = 3.0 + 4.0*PETSC_i; 23 PetscCall(MatSetValues(A,1,&i,1,&j,&v,INSERT_VALUES)); 24 i = 1; j = 0; v = 5.0 + 6.0*PETSC_i; 25 PetscCall(MatSetValues(A,1,&i,1,&j,&v,INSERT_VALUES)); 26 i = 1; j = 1; v = 7.0 + 8.0*PETSC_i; 27 PetscCall(MatSetValues(A,1,&i,1,&j,&v,INSERT_VALUES)); 28 PetscCall(MatAssemblyBegin(A,MAT_FINAL_ASSEMBLY)); 29 PetscCall(MatAssemblyEnd(A,MAT_FINAL_ASSEMBLY)); 30 31 /* Create vectors */ 32 PetscCall(VecCreate(PETSC_COMM_WORLD,&y)); 33 PetscCall(VecSetSizes(y,PETSC_DECIDE,2)); 34 PetscCall(VecSetFromOptions(y)); 35 PetscCall(VecDuplicate(y,&ys)); 36 PetscCall(VecDuplicate(y,&x)); 37 38 i = 0; v = 10.0 + 11.0*PETSC_i; 39 PetscCall(VecSetValues(x,1,&i,&v,INSERT_VALUES)); 40 i = 1; v = 100.0 + 120.0*PETSC_i; 41 PetscCall(VecSetValues(x,1,&i,&v,INSERT_VALUES)); 42 PetscCall(VecAssemblyBegin(x)); 43 PetscCall(VecAssemblyEnd(x)); 44 45 PetscCall(MatMultHermitianTranspose(A,x,y)); 46 PetscCall(VecView(y,PETSC_VIEWER_STDOUT_WORLD)); 47 PetscCall(MatMultHermitianTransposeAdd(A,x,y,ys)); 48 PetscCall(VecView(ys,PETSC_VIEWER_STDOUT_WORLD)); 49 50 PetscCall(MatHermitianTranspose(A,MAT_INITIAL_MATRIX,&B)); 51 PetscCall(MatCreateHermitianTranspose(A,&C)); 52 PetscCall(MatMultHermitianTransposeEqual(B,C,4,&flg)); 53 PetscCheck(flg,PETSC_COMM_WORLD,PETSC_ERR_PLIB,"B^Hx != C^Hx"); 54 PetscCall(MatMultHermitianTransposeAddEqual(B,C,4,&flg)); 55 PetscCheck(flg,PETSC_COMM_WORLD,PETSC_ERR_PLIB,"y+B^Hx != y+C^Hx"); 56 PetscCall(MatDestroy(&C)); 57 PetscCall(MatDestroy(&B)); 58 59 PetscCall(MatDestroy(&A)); 60 61 PetscCall(VecDestroy(&x)); 62 PetscCall(VecDestroy(&y)); 63 PetscCall(VecDestroy(&ys)); 64 PetscCall(PetscFinalize()); 65 return 0; 66 } 67 68 /*TEST 69 70 build: 71 requires: complex 72 test: 73 74 test: 75 suffix: 2 76 nsize: 2 77 78 TEST*/ 79