| 1 | /* |
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| 2 | * Copyright (C) 1997 Todd Veldhuizen <tveldhui@oonumerics.org> |
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| 3 | * All rights reserved. Please see <blitz/blitz.h> for terms and |
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| 4 | * conditions of use. |
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| 5 | * |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef BZ_TINYMATIO_CC |
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| 9 | #define BZ_TINYMATIO_CC |
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| 10 | |
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| 11 | #ifndef BZ_TINYMAT_H |
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| 12 | #include <blitz/tinymat.h> |
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| 13 | #endif |
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| 14 | |
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| 15 | BZ_NAMESPACE(blitz) |
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| 16 | |
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| 17 | template <typename P_numtype, int N_rows, int N_columns> |
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| 18 | ostream& operator<<(ostream& os, |
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| 19 | const TinyMatrix<P_numtype, N_rows, N_columns>& x) |
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| 20 | { |
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| 21 | os << "(" << N_rows << "," << N_columns << "): " << endl; |
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| 22 | for (int i=0; i < N_rows; ++i) |
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| 23 | { |
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| 24 | os << " [ "; |
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| 25 | for (int j=0; j < N_columns; ++j) |
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| 26 | { |
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| 27 | os << setw(10) << x(i,j); |
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| 28 | if (!((j+1)%7)) |
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| 29 | os << endl << " "; |
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| 30 | } |
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| 31 | os << " ]" << endl; |
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| 32 | } |
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| 33 | return os; |
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| 34 | } |
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| 35 | |
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| 36 | template <typename P_numtype, int N_rows, int N_columns> |
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| 37 | istream& operator>>(istream& is, |
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| 38 | TinyMatrix<P_numtype, N_rows, N_columns>& x) |
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| 39 | { |
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| 40 | int rows, columns; |
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| 41 | char sep; |
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| 42 | |
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| 43 | is >> rows >> columns; |
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| 44 | |
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| 45 | BZPRECHECK(rows == N_rows, "Size mismatch in number of rows"); |
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| 46 | BZPRECHECK(columns == N_columns, "Size mismatch in number of columns"); |
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| 47 | |
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| 48 | for (int i=0; i < N_rows; ++i) |
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| 49 | { |
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| 50 | is >> sep; |
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| 51 | BZPRECHECK(sep == '[', "Format error while scanning input matrix" |
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| 52 | << endl << " (expected '[' before beginning of row data)"); |
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| 53 | for (int j = 0; j < N_columns; ++j) |
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| 54 | { |
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| 55 | BZPRECHECK(!is.bad(), "Premature end of input while scanning matrix"); |
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| 56 | is >> x(i,j); |
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| 57 | } |
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| 58 | is >> sep; |
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| 59 | BZPRECHECK(sep == ']', "Format error while scanning input matrix" |
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| 60 | << endl << " (expected ']' after end of row data)"); |
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| 61 | } |
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| 62 | |
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| 63 | return is; |
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| 64 | } |
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| 65 | |
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| 66 | BZ_NAMESPACE_END |
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| 67 | |
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| 68 | #endif // BZ_TINYMATIO_CC |
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| 69 | |
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