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◆ ZCooCsr()
| Sub ZCooCsr |
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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 |
Complex, |
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Rowind() As |
Long, |
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Colptr() As |
Long, |
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Val2() As |
Complex, |
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Rowptr2() As |
Long, |
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Colind2() 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 -> CSR (Complex matrices)
- Purpose
- This function converts the sparse matrix in COO format to the sparse matrix in CSR format. The element order within row is same as reading order.
- Parameters
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| [in] | M | Number of rows of the matrix. (M >= 0) (If M = 0, returns without computation) |
| [in] | N | Number of columns of the matrix. (N >= 0) (If N = 0, returns without computation) |
| [in] | Nnz | Number of nonzero elements in the matrix. (Nnz >= 0) (If Nnz = 0, returns without computation) |
| [in] | Val() | Array Val(LVal - 1) (LVal >= Nnz)
Values of nonzero elements of input matrix. |
| [in] | Rowind() | Array Rowind(LRowind - 1) (LRowind >= Nnz)
Row indices of input matrix. |
| [in] | Colind() | Array Colind(LColind - 1) (LColind >= Nnz)
Column indices of input matrix. |
| [out] | Val2() | Array Val2(LVal2 - 1) (LVal2 >= Nnz)
Values of nonzero elements of output matrix. |
| [out] | Rowptr2() | Array Rowptr2(LRowptr2 - 1) (LRowptr2 >= M + 1)
Row pointers of output matrix. |
| [out] | Colind2() | Array Colind2(LColind2 - 1) (LColind2 >= Nnz)
Column indices of output matrix. |
| [out] | Info | (Optional)
= 0: Successful exit.
= i < 0: The (-i)-th argument is invalid. |
| [in] | Base | (Optional)
Index style of Rowind() and Colind(). (default = 0)
= 0: Zero-based (C style) indexing: Starting index is 0.
= 1: One-based (Fortran style) indexing: Starting index is 1. |
| [in] | Base2 | (Optional)
Indexing of Rowptr2() and Colind2(). (default = 0)
= 0: Zero-based (C style) indexing: Starting index is 0.
= 1: One-based (Fortran style) indexing: Starting index is 1. |
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