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FLA_Apply_Q_UT_inc_lhfc_blk_var1.c File Reference

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Functions

FLA_Error FLA_Apply_Q_UT_inc_lhfc_blk_var1 (FLA_Obj A, FLA_Obj TW, FLA_Obj W1, FLA_Obj B, fla_apqutinc_t *cntl)
 

Function Documentation

◆ FLA_Apply_Q_UT_inc_lhfc_blk_var1()

FLA_Error FLA_Apply_Q_UT_inc_lhfc_blk_var1 ( FLA_Obj  A,
FLA_Obj  TW,
FLA_Obj  W1,
FLA_Obj  B,
fla_apqutinc_t cntl 
)

References FLA_Apply_Q2_UT_internal(), FLA_Apply_Q_UT_internal(), FLA_Cont_with_3x1_to_2x1(), FLA_Cont_with_3x3_to_2x2(), FLA_Determine_blocksize(), FLA_Obj_min_dim(), FLA_Part_2x1(), FLA_Part_2x2(), FLA_Repart_2x1_to_3x1(), and FLA_Repart_2x2_to_3x3().

Referenced by FLA_Apply_Q_UT_inc_lhfc().

14 {
15  FLA_Obj ATL, ATR, A00, A01, A02,
16  ABL, ABR, A10, A11, A12,
17  A20, A21, A22;
18 
19  FLA_Obj TTL, WTR, T00, W01, W02,
20  TBL, TBR, T10, T11, W12,
21  T20, T21, T22;
22 
23  FLA_Obj BT, B0,
24  BB, B1,
25  B2;
26 
27  dim_t b;
28 
29  FLA_Part_2x2( A, &ATL, &ATR,
30  &ABL, &ABR, 0, 0, FLA_TL );
31 
32  FLA_Part_2x2( TW, &TTL, &WTR,
33  &TBL, &TBR, 0, 0, FLA_TL );
34 
35  FLA_Part_2x1( B, &BT,
36  &BB, 0, FLA_TOP );
37 
38  while ( FLA_Obj_min_dim( ABR ) > 0 ){
39 
40  b = FLA_Determine_blocksize( ABR, FLA_BR, FLA_Cntl_blocksize( cntl ) );
41 
42  FLA_Repart_2x2_to_3x3( ATL, /**/ ATR, &A00, /**/ &A01, &A02,
43  /* ************* */ /* ******************** */
44  &A10, /**/ &A11, &A12,
45  ABL, /**/ ABR, &A20, /**/ &A21, &A22,
46  b, b, FLA_BR );
47 
48  FLA_Repart_2x2_to_3x3( TTL, /**/ WTR, &T00, /**/ &W01, &W02,
49  /* ************* */ /* ******************** */
50  &T10, /**/ &T11, &W12,
51  TBL, /**/ TBR, &T20, /**/ &T21, &T22,
52  b, b, FLA_BR );
53 
54  FLA_Repart_2x1_to_3x1( BT, &B0,
55  /* ** */ /* ** */
56  &B1,
57  BB, &B2, b, FLA_BOTTOM );
58 
59  /*------------------------------------------------------------*/
60 
61  /*
62  Apply Q^H to B1 from the left:
63 
64  B1 = Q^H * B1
65 
66  where Q is formed from A11 and T11. Note that W1 refers
67  to a row-panel of blocks where each block refers to an
68  nb_alg-by-b row-panel of workspace.
69  */
70 
71  FLA_Apply_Q_UT_internal( FLA_LEFT, FLA_CONJ_TRANSPOSE, FLA_FORWARD, FLA_COLUMNWISE,
72  A11, T11, W1, B1,
73  FLA_Cntl_sub_apqut( cntl ) );
74 
75  /*
76  Apply Q^H to B1 and B2 from the left:
77 
78  / B1 \ = Q^H * / B1 \
79  \ B2 / \ B2 /
80 
81  where Q is formed from A21 and T21.
82  */
83 
84  FLA_Apply_Q2_UT_internal( FLA_LEFT, FLA_CONJ_TRANSPOSE, FLA_FORWARD, FLA_COLUMNWISE,
85  A21, T21, W1, B1,
86  B2,
87  FLA_Cntl_sub_apq2ut( cntl ) );
88 
89  /*------------------------------------------------------------*/
90 
91  FLA_Cont_with_3x3_to_2x2( &ATL, /**/ &ATR, A00, A01, /**/ A02,
92  A10, A11, /**/ A12,
93  /* ************** */ /* ****************** */
94  &ABL, /**/ &ABR, A20, A21, /**/ A22,
95  FLA_TL );
96 
97  FLA_Cont_with_3x3_to_2x2( &TTL, /**/ &WTR, T00, W01, /**/ W02,
98  T10, T11, /**/ W12,
99  /* ************** */ /* ****************** */
100  &TBL, /**/ &TBR, T20, T21, /**/ T22,
101  FLA_TL );
102 
103  FLA_Cont_with_3x1_to_2x1( &BT, B0,
104  B1,
105  /* ** */ /* ** */
106  &BB, B2, FLA_TOP );
107 
108  }
109 
110  return FLA_SUCCESS;
111 }
FLA_Error FLA_Repart_2x1_to_3x1(FLA_Obj AT, FLA_Obj *A0, FLA_Obj *A1, FLA_Obj AB, FLA_Obj *A2, dim_t mb, FLA_Side side)
Definition: FLA_View.c:226
unsigned long dim_t
Definition: FLA_type_defs.h:71
dim_t FLA_Determine_blocksize(FLA_Obj A_unproc, FLA_Quadrant to_dir, fla_blocksize_t *cntl_blocksizes)
Definition: FLA_Blocksize.c:234
FLA_Error FLA_Repart_2x2_to_3x3(FLA_Obj ATL, FLA_Obj ATR, FLA_Obj *A00, FLA_Obj *A01, FLA_Obj *A02, FLA_Obj *A10, FLA_Obj *A11, FLA_Obj *A12, FLA_Obj ABL, FLA_Obj ABR, FLA_Obj *A20, FLA_Obj *A21, FLA_Obj *A22, dim_t mb, dim_t nb, FLA_Quadrant quadrant)
Definition: FLA_View.c:142
FLA_Error FLA_Cont_with_3x1_to_2x1(FLA_Obj *AT, FLA_Obj A0, FLA_Obj A1, FLA_Obj *AB, FLA_Obj A2, FLA_Side side)
Definition: FLA_View.c:428
FLA_Error FLA_Part_2x2(FLA_Obj A, FLA_Obj *A11, FLA_Obj *A12, FLA_Obj *A21, FLA_Obj *A22, dim_t mb, dim_t nb, FLA_Quadrant quadrant)
Definition: FLA_View.c:17
FLA_Error FLA_Apply_Q_UT_internal(FLA_Side side, FLA_Trans trans, FLA_Direct direct, FLA_Store storev, FLA_Obj A, FLA_Obj T, FLA_Obj W, FLA_Obj B, fla_apqut_t *cntl)
Definition: FLA_Apply_Q_UT_internal.c:17
Definition: FLA_type_defs.h:158
FLA_Error FLA_Part_2x1(FLA_Obj A, FLA_Obj *A1, FLA_Obj *A2, dim_t mb, FLA_Side side)
Definition: FLA_View.c:76
FLA_Error FLA_Cont_with_3x3_to_2x2(FLA_Obj *ATL, FLA_Obj *ATR, FLA_Obj A00, FLA_Obj A01, FLA_Obj A02, FLA_Obj A10, FLA_Obj A11, FLA_Obj A12, FLA_Obj *ABL, FLA_Obj *ABR, FLA_Obj A20, FLA_Obj A21, FLA_Obj A22, FLA_Quadrant quadrant)
Definition: FLA_View.c:304
FLA_Error FLA_Apply_Q2_UT_internal(FLA_Side side, FLA_Trans trans, FLA_Direct direct, FLA_Store storev, FLA_Obj D, FLA_Obj T, FLA_Obj W, FLA_Obj C, FLA_Obj E, fla_apq2ut_t *cntl)
Definition: FLA_Apply_Q2_UT_internal.c:17
dim_t FLA_Obj_min_dim(FLA_Obj obj)
Definition: FLA_Query.c:153