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Diffstat (limited to 'moses/src/WordsBitmap.h')
| -rwxr-xr-x | moses/src/WordsBitmap.h | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/moses/src/WordsBitmap.h b/moses/src/WordsBitmap.h deleted file mode 100755 index c80633a46..000000000 --- a/moses/src/WordsBitmap.h +++ /dev/null @@ -1,177 +0,0 @@ -// $Id$ - -/*********************************************************************** -Moses - factored phrase-based language decoder -Copyright (C) 2006 University of Edinburgh - -This library is free software; you can redistribute it and/or -modify it under the terms of the GNU Lesser General Public -License as published by the Free Software Foundation; either -version 2.1 of the License, or (at your option) any later version. - -This library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Lesser General Public License for more details. - -You should have received a copy of the GNU Lesser General Public -License along with this library; if not, write to the Free Software -Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA -***********************************************************************/ - -#pragma once - -#include <limits> -#include <vector> -#include <iostream> -#include <cstring> -#include <cmath> -#include "TypeDef.h" -#include "WordsRange.h" - -class WordsBitmap -{ - friend std::ostream& operator<<(std::ostream& out, const WordsBitmap& wordsBitmap); -protected: - const size_t m_size; - bool *m_bitmap; - // ticks of words that have been done; - - WordsBitmap(); // not implemented - - void Initialize() - { - for (size_t pos = 0 ; pos < m_size ; pos++) - { - m_bitmap[pos] = false; - } - } - -public: - WordsBitmap(size_t size) - :m_size (size) - { - m_bitmap = (bool*) malloc(sizeof(bool) * size); - Initialize(); - } - - WordsBitmap(const WordsBitmap ©) - :m_size (copy.m_size) - { - m_bitmap = (bool*) malloc(sizeof(bool) * m_size); - for (size_t pos = 0 ; pos < m_size ; pos++) - { - m_bitmap[pos] = copy.GetValue(pos); - } - } - ~WordsBitmap() - { - free(m_bitmap); - } - - size_t GetWordsCount() const - { - size_t count = 0; - for (size_t pos = 0 ; pos < m_size ; pos++) - { - if (m_bitmap[pos]) - count++; - } - return count; - } - - size_t GetFirstGapPos() const - { - for (size_t pos = 0 ; pos < m_size ; pos++) - { - if (m_bitmap[pos] == 0) - { - return pos; - } - } - // no starting pos - return NOT_FOUND; - } - size_t GetLastPos() const - { - for (int pos = (int) m_size - 1 ; pos >= 0 ; pos--) - { - if (m_bitmap[pos]) - { - return pos; - } - } - // no starting pos - return NOT_FOUND; - } - bool GetValue(size_t pos) const - { - return m_bitmap[pos]; - } - void SetValue( size_t pos, bool value ) - { - m_bitmap[pos] = value; - } - void SetValue( size_t startPos, size_t endPos, bool value ) - { - for(size_t pos = startPos ; pos <= endPos ; pos++) - { - m_bitmap[pos] = value; - } - } - bool IsComplete() const - { - return GetSize() == GetWordsCount(); - } - - bool Overlap(const WordsRange &compare) const - { - for (size_t pos = compare.GetStartPos() ; pos <= compare.GetEndPos() ; pos++) - { - if (m_bitmap[pos]) - return true; - } - return false; - } - - size_t GetSize() const - { - return m_size; - } - - std::vector<size_t> GetCompressedReprentation() const; - - inline int Compare (const WordsBitmap &compare) const - { - // -1 = less than - // +1 = more than - // 0 = same - - size_t thisSize = GetSize() - ,compareSize = compare.GetSize(); - - if (thisSize != compareSize) - { - return (thisSize < compareSize) ? -1 : 1; - } - - return std::memcmp(m_bitmap, compare.m_bitmap, thisSize); - } - - - int GetFutureCosts(int lastPos) const ; - - TO_STRING; -}; - - -// friend -inline std::ostream& operator<<(std::ostream& out, const WordsBitmap& wordsBitmap) -{ - for (size_t i = 0 ; i < wordsBitmap.m_size ; i++) - { - out << (wordsBitmap.GetValue(i) ? 1 : 0); - } - return out; -} - |