| 1 | /*************************************************************************** |
|---|
| 2 | * blitz/array/misc.cc Miscellaneous operators for arrays |
|---|
| 3 | * |
|---|
| 4 | * $Id$ |
|---|
| 5 | * |
|---|
| 6 | * Copyright (C) 1997-2011 Todd Veldhuizen <tveldhui@acm.org> |
|---|
| 7 | * |
|---|
| 8 | * This file is a part of Blitz. |
|---|
| 9 | * |
|---|
| 10 | * Blitz is free software: you can redistribute it and/or modify |
|---|
| 11 | * it under the terms of the GNU Lesser General Public License |
|---|
| 12 | * as published by the Free Software Foundation, either version 3 |
|---|
| 13 | * of the License, or (at your option) any later version. |
|---|
| 14 | * |
|---|
| 15 | * Blitz is distributed in the hope that it will be useful, |
|---|
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|---|
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|---|
| 18 | * GNU Lesser General Public License for more details. |
|---|
| 19 | * |
|---|
| 20 | * You should have received a copy of the GNU Lesser General Public |
|---|
| 21 | * License along with Blitz. If not, see <http://www.gnu.org/licenses/>. |
|---|
| 22 | * |
|---|
| 23 | * Suggestions: blitz-devel@lists.sourceforge.net |
|---|
| 24 | * Bugs: blitz-support@lists.sourceforge.net |
|---|
| 25 | * |
|---|
| 26 | * For more information, please see the Blitz++ Home Page: |
|---|
| 27 | * https://sourceforge.net/projects/blitz/ |
|---|
| 28 | * |
|---|
| 29 | ****************************************************************************/ |
|---|
| 30 | #ifndef BZ_ARRAYMISC_CC |
|---|
| 31 | #define BZ_ARRAYMISC_CC |
|---|
| 32 | |
|---|
| 33 | #ifndef BZ_ARRAY_H |
|---|
| 34 | #error <blitz/array/misc.cc> must be included via <blitz/array.h> |
|---|
| 35 | #endif |
|---|
| 36 | |
|---|
| 37 | BZ_NAMESPACE(blitz) |
|---|
| 38 | |
|---|
| 39 | #define BZ_ARRAY_DECLARE_UOP(fn, fnobj) \ |
|---|
| 40 | template<typename T_numtype, int N_rank> \ |
|---|
| 41 | inline \ |
|---|
| 42 | _bz_ArrayExpr<_bz_ArrayExprUnaryOp<FastArrayIterator<T_numtype,N_rank>, \ |
|---|
| 43 | fnobj<T_numtype> > > \ |
|---|
| 44 | fn(const Array<T_numtype,N_rank>& array) \ |
|---|
| 45 | { \ |
|---|
| 46 | return _bz_ArrayExprUnaryOp<FastArrayIterator<T_numtype,N_rank>, \ |
|---|
| 47 | fnobj<T_numtype> >(array.beginFast()); \ |
|---|
| 48 | } \ |
|---|
| 49 | \ |
|---|
| 50 | template<typename T_expr> \ |
|---|
| 51 | inline \ |
|---|
| 52 | _bz_ArrayExpr<_bz_ArrayExprUnaryOp<_bz_ArrayExpr<T_expr>, \ |
|---|
| 53 | fnobj<_bz_typename T_expr::T_numtype> > > \ |
|---|
| 54 | fn(BZ_ETPARM(_bz_ArrayExpr<T_expr>) expr) \ |
|---|
| 55 | { \ |
|---|
| 56 | return _bz_ArrayExprUnaryOp<_bz_ArrayExpr<T_expr>, \ |
|---|
| 57 | fnobj<_bz_typename T_expr::T_numtype> >(expr); \ |
|---|
| 58 | } |
|---|
| 59 | |
|---|
| 60 | BZ_ARRAY_DECLARE_UOP(operator!, LogicalNot) |
|---|
| 61 | BZ_ARRAY_DECLARE_UOP(operator~, BitwiseNot) |
|---|
| 62 | BZ_ARRAY_DECLARE_UOP(operator-, Negate) |
|---|
| 63 | |
|---|
| 64 | /* |
|---|
| 65 | * cast() functions, for explicit type casting |
|---|
| 66 | */ |
|---|
| 67 | |
|---|
| 68 | template<typename T_numtype, int N_rank, typename T_cast> |
|---|
| 69 | inline |
|---|
| 70 | _bz_ArrayExpr<_bz_ArrayExprUnaryOp<FastArrayIterator<T_numtype,N_rank>, |
|---|
| 71 | Cast<T_numtype, T_cast> > > |
|---|
| 72 | cast(const Array<T_numtype,N_rank>& array, T_cast) |
|---|
| 73 | { |
|---|
| 74 | return _bz_ArrayExprUnaryOp<FastArrayIterator<T_numtype,N_rank>, |
|---|
| 75 | Cast<T_numtype,T_cast> >(array.beginFast()); |
|---|
| 76 | } |
|---|
| 77 | |
|---|
| 78 | template<typename T_expr, typename T_cast> |
|---|
| 79 | inline |
|---|
| 80 | _bz_ArrayExpr<_bz_ArrayExprUnaryOp<_bz_ArrayExpr<T_expr>, |
|---|
| 81 | Cast<_bz_typename T_expr::T_numtype,T_cast> > > |
|---|
| 82 | cast(BZ_ETPARM(_bz_ArrayExpr<T_expr>) expr, T_cast) |
|---|
| 83 | { |
|---|
| 84 | return _bz_ArrayExprUnaryOp<_bz_ArrayExpr<T_expr>, |
|---|
| 85 | Cast<_bz_typename T_expr::T_numtype,T_cast> >(expr); |
|---|
| 86 | } |
|---|
| 87 | |
|---|
| 88 | BZ_NAMESPACE_END |
|---|
| 89 | |
|---|
| 90 | #endif // BZ_ARRAYMISC_CC |
|---|
| 91 | |
|---|
