|
|
◆ CooCsr()
| Sub CooCsr |
( |
M As |
Long, |
|
|
N As |
Long, |
|
|
Nnz As |
Long, |
|
|
Val() As |
Double, |
|
|
Rowind() As |
Long, |
|
|
Colind() As |
Long, |
|
|
Val2() As |
Double, |
|
|
Rowptr2() As |
Long, |
|
|
Colind2() As |
Long, |
|
|
Optional Info As |
Long, |
|
|
Optional Base As |
Long = 0, |
|
|
Optional Base2 As |
Long = 0 |
|
) |
| |
COO -> CSR
- 目的
- COO形式疎行列をCSR形式疎行列に変換する. 行内の並び順は読み込み順になる.
- 引数
-
| [in] | M | 行列の行数. (M >= 0) (M = 0 の場合, 処理を行わずに戻る) |
| [in] | N | 行列の列数. (N >= 0) (N = 0 の場合, 処理を行わずに戻る) |
| [in] | Nnz | 行列の非ゼロ要素数. (Nnz >= 0) (Nnz = 0 の場合, 処理を行わずに戻る) |
| [in] | Val() | 配列 Val(LVal - 1) (LVal >= Nnz)
入力行列の非ゼロ要素の値. |
| [in] | Rowind() | 配列 Rowind(LRowind - 1) (LRowind >= Nnz)
入力行列の行インデクス. |
| [in] | Colind() | 配列 Colind(LColind - 1) (LColind >= Nnz)
入力行列の列インデクス. |
| [out] | Val2() | 配列 Val2(LVal2 - 1) (LVal2 >= Nnz)
出力行列の非ゼロ要素の値. |
| [out] | Rowptr2() | 配列 Rowptr2(LRowptr2 - 1) (LRowptr2 >= M + 1)
出力行列の行ポインタ. |
| [out] | Colind2() | 配列 Colind2(LColind2 - 1) (LColind2 >= Nnz)
出力行列の列インデクス. |
| [out] | Info | (省略可)
= 0: 正常終了.
= i < 0: (-i)番目の入力パラメータの誤り. |
| [in] | Base | (省略可)
Rowind() および Colind() のインデクス形式. (省略時 = 0)
= 0: 0-ベース(C形式): 開始インデクス値が 0.
= 1: 1-ベース(Fortran形式): 開始インデクス値が 1. |
| [in] | Base2 | (省略可)
Rowptr2() および Colind2() のインデクス形式. (省略時 = 0)
= 0: 0-ベース(C形式): 開始インデクス値が 0.
= 1: 1-ベース(Fortran形式): 開始インデクス値が 1. |
|