From 766209e9ba7c4f442258becb78a14e93de69be1a Mon Sep 17 00:00:00 2001
From: Adam Radziszewski <eliasz@nietbuk.(none)>
Date: Wed, 7 Sep 2011 22:25:07 +0200
Subject: [PATCH] add mask filled with 1's to use for POS masking
---
libcorpus2/CMakeLists.txt | 2 +-
libcorpus2/tag.h | 2 ++
libpwrutils/bitset.h | 7 +++++++
3 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/libcorpus2/CMakeLists.txt b/libcorpus2/CMakeLists.txt
index 9d07000..e705fff 100644
--- a/libcorpus2/CMakeLists.txt
+++ b/libcorpus2/CMakeLists.txt
@@ -3,7 +3,7 @@ PROJECT(corpus2)
set(corpus2_ver_major "1")
set(corpus2_ver_minor "0")
-set(corpus2_ver_patch "10")
+set(corpus2_ver_patch "11")
if(NOT LIBCORPUS2_SRC_DATA_DIR)
diff --git a/libcorpus2/tag.h b/libcorpus2/tag.h
index 2713071..9041ca4 100644
--- a/libcorpus2/tag.h
+++ b/libcorpus2/tag.h
@@ -34,6 +34,8 @@ typedef boost::int8_t idx_t;
typedef PwrNlp::bitset<64> mask_t;
BOOST_STRONG_TYPEDEF(boost::uint32_t, tagset_idx_t);
+const mask_t filled_mask(PwrNlp::filled_bitset<64>());
+
/**
* This is an extended version of a POS tag, which also includes a number
* of attributes which may have values set.
diff --git a/libpwrutils/bitset.h b/libpwrutils/bitset.h
index a28a757..358b71e 100644
--- a/libpwrutils/bitset.h
+++ b/libpwrutils/bitset.h
@@ -37,6 +37,13 @@ static const size_t ulong_bits = sizeof(unsigned long) * CHAR_BIT;
typedef bitset<ulong_bits> word_bitset;
+template<size_t S>
+std::bitset<S> filled_bitset()
+{
+ std::bitset<S> b = std::bitset<S>();
+ b.flip();
+ return b;
+}
/**
* Count set bits in a integral type.
--
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