libflame revision_anchor
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Functions | |
FLA_Error | FLA_Apply_QUD_UT_lhfc_blk_var2 (FLA_Obj T, FLA_Obj W, FLA_Obj R, FLA_Obj U, FLA_Obj C, FLA_Obj V, FLA_Obj D, fla_apqudut_t *cntl) |
FLA_Error FLA_Apply_QUD_UT_lhfc_blk_var2 | ( | FLA_Obj | T, |
FLA_Obj | W, | ||
FLA_Obj | R, | ||
FLA_Obj | U, | ||
FLA_Obj | C, | ||
FLA_Obj | V, | ||
FLA_Obj | D, | ||
fla_apqudut_t * | cntl | ||
) |
References FLA_Apply_QUD_UT_internal(), FLA_Cont_with_1x3_to_1x2(), FLA_Determine_blocksize(), FLA_Obj_width(), FLA_Part_1x2(), and FLA_Repart_1x2_to_1x3().
Referenced by FLA_Apply_QUD_UT_lhfc().
{ FLA_Obj WL, WR, W0, W1, W2; FLA_Obj RL, RR, R0, R1, R2; FLA_Obj CL, CR, C0, C1, C2; FLA_Obj DL, DR, D0, D1, D2; dim_t b; FLA_Part_1x2( W, &WL, &WR, 0, FLA_LEFT ); FLA_Part_1x2( R, &RL, &RR, 0, FLA_LEFT ); FLA_Part_1x2( C, &CL, &CR, 0, FLA_LEFT ); FLA_Part_1x2( D, &DL, &DR, 0, FLA_LEFT ); while ( FLA_Obj_width( RL ) < FLA_Obj_width( R ) ){ b = FLA_Determine_blocksize( RR, FLA_RIGHT, FLA_Cntl_blocksize( cntl ) ); FLA_Repart_1x2_to_1x3( WL, /**/ WR, &W0, /**/ &W1, &W2, b, FLA_RIGHT ); FLA_Repart_1x2_to_1x3( RL, /**/ RR, &R0, /**/ &R1, &R2, b, FLA_RIGHT ); FLA_Repart_1x2_to_1x3( CL, /**/ CR, &C0, /**/ &C1, &C2, b, FLA_RIGHT ); FLA_Repart_1x2_to_1x3( DL, /**/ DR, &D0, /**/ &D1, &D2, b, FLA_RIGHT ); /*------------------------------------------------------------*/ // Apply Q' to R1, C1, and D1 from the left: // // / R1 \ / R1 \ // | C1 | = Q' | C1 | // \ D1 / \ D1 / // // where Q is formed from U, V, and T. FLA_Apply_QUD_UT_internal( FLA_LEFT, FLA_CONJ_TRANSPOSE, FLA_FORWARD, FLA_COLUMNWISE, T, W1, R1, U, C1, V, D1, FLA_Cntl_sub_apqudut( cntl ) ); /*------------------------------------------------------------*/ FLA_Cont_with_1x3_to_1x2( &WL, /**/ &WR, W0, W1, /**/ W2, FLA_LEFT ); FLA_Cont_with_1x3_to_1x2( &RL, /**/ &RR, R0, R1, /**/ R2, FLA_LEFT ); FLA_Cont_with_1x3_to_1x2( &CL, /**/ &CR, C0, C1, /**/ C2, FLA_LEFT ); FLA_Cont_with_1x3_to_1x2( &DL, /**/ &DR, D0, D1, /**/ D2, FLA_LEFT ); } return FLA_SUCCESS; }