| 1 | /*************************************************************************** |
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| 2 | * blitz/tinyvecio.cc TinyVector I/O methods |
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| 3 | * |
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| 4 | * $Id$ |
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| 5 | * |
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| 6 | * Copyright (C) 1997-2011 Todd Veldhuizen <tveldhui@acm.org> |
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| 7 | * |
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| 8 | * This file is a part of Blitz. |
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| 9 | * |
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| 10 | * Blitz is free software: you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU Lesser General Public License |
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| 12 | * as published by the Free Software Foundation, either version 3 |
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| 13 | * of the License, or (at your option) any later version. |
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| 14 | * |
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| 15 | * Blitz is distributed in the hope that it will be useful, |
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 18 | * GNU Lesser General Public License for more details. |
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| 19 | * |
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| 20 | * You should have received a copy of the GNU Lesser General Public |
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| 21 | * License along with Blitz. If not, see <http://www.gnu.org/licenses/>. |
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| 22 | * |
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| 23 | * Suggestions: blitz-devel@lists.sourceforge.net |
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| 24 | * Bugs: blitz-support@lists.sourceforge.net |
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| 25 | * |
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| 26 | * For more information, please see the Blitz++ Home Page: |
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| 27 | * https://sourceforge.net/projects/blitz/ |
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| 28 | * |
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| 29 | ***************************************************************************/ |
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| 30 | #ifndef BZ_TINYVEC2IO_CC |
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| 31 | #define BZ_TINYVEC2IO_CC |
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| 32 | |
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| 33 | #include <blitz/tinyvec2.h> |
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| 34 | |
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| 35 | BZ_NAMESPACE(blitz) |
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| 36 | |
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| 37 | // NEEDS_WORK??? |
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| 38 | // This version of operator<< is updated on August 2005 |
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| 39 | // by Sergei Mingaleev <mingaleev@gmail.com>. The output |
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| 40 | // format for 2D TinyVector is the same as for complex |
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| 41 | // numbers - so that one can read Array of complex numbers |
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| 42 | // into Array of TinyVectors for speed-up of calculations. |
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| 43 | // Also, the corresponding operator>> is updated. |
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| 44 | |
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| 45 | template<typename P_numtype, int N_length> |
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| 46 | ostream& operator<<(ostream& os, const TinyVector<P_numtype, N_length>& x) |
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| 47 | { |
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| 48 | os << "(" << x[0]; |
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| 49 | for (int i=1; i < N_length; ++i) |
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| 50 | { |
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| 51 | os << "," << x[i]; |
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| 52 | } |
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| 53 | os << ")"; |
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| 54 | return os; |
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| 55 | } |
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| 56 | |
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| 57 | // Input of tinyvec contribute by Adam Levar <adaml@mcneilhouse.com> |
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| 58 | // and updated by Sergei Mingaleev <mingaleev@gmail.com> |
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| 59 | template <typename T_numtype, int N_length> |
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| 60 | istream& operator>>(istream& is, TinyVector<T_numtype, N_length>& x) |
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| 61 | { |
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| 62 | char sep; |
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| 63 | |
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| 64 | is >> sep; |
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| 65 | BZPRECHECK(sep == '(', "Format error while scanning input TinyVector" |
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| 66 | << endl << " (expected '(' opening TinyVector)"); |
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| 67 | |
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| 68 | is >> x(0); |
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| 69 | for (int i = 1; i < N_length; ++i) |
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| 70 | { |
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| 71 | is >> sep; |
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| 72 | BZPRECHECK(sep == ',', "Format error while scanning input TinyVector" |
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| 73 | << endl << " (expected ',' between TinyVector components)"); |
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| 74 | BZPRECHECK(!is.bad(), "Premature end of input while scanning TinyVector"); |
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| 75 | is >> x(i); |
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| 76 | } |
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| 77 | is >> sep; |
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| 78 | BZPRECHECK(sep == ')', "Format error while scanning input TinyVector" |
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| 79 | << endl << " (expected ')' closing TinyVector)"); |
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| 80 | |
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| 81 | return is; |
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| 82 | } |
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| 83 | |
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| 84 | BZ_NAMESPACE_END |
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| 85 | |
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| 86 | #endif // BZ_TINYVECIO_CC |
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