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◆ CooCsc()
| Sub CooCsc |
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M As |
Long, |
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N As |
Long, |
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Nnz As |
Long, |
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Val() As |
Double, |
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Rowind() As |
Long, |
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Colind() As |
Long, |
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Val2() As |
Double, |
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Colptr2() As |
Long, |
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Rowind2() As |
Long, |
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Optional Info As |
Long, |
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Optional Base As |
Long = 0, |
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Optional Base2 As |
Long = 0 |
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COO -> CSC
- 目的
- COO形式疎行列をCSC形式疎行列に変換する. 列内の並び順は読み込み順になる.
- 引数
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| [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] | Colptr2() | 配列 Colptr2(LColptr2 - 1) (LColptr2 >= M + 1)
出力行列の列ポインタ. |
| [out] | Rowind2() | 配列 Rowind2(LRowind2 - 1) (LRowind2 >= Nnz)
出力行列の行インデクス. |
| [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)
Colptr2() および Rowind2() 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. |
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1.9.7