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| author | Jeff Brown <jeffbrown@google.com> | 2010-09-27 12:33:14 -0700 |
|---|---|---|
| committer | Android (Google) Code Review <android-gerrit@google.com> | 2010-09-27 12:33:14 -0700 |
| commit | 14a288da6a372230d9af41da12241fe500eec837 (patch) | |
| tree | 2a15d375323bce1a89d48279ef228650550e8414 /include/utils | |
| parent | 524ae7dd149c6b10814282dc3e2e55a4f755ad29 (diff) | |
| parent | 01ce2e9eee41cc0c24b0d16465710a28ea337d5d (diff) | |
| download | frameworks_base-14a288da6a372230d9af41da12241fe500eec837.zip frameworks_base-14a288da6a372230d9af41da12241fe500eec837.tar.gz frameworks_base-14a288da6a372230d9af41da12241fe500eec837.tar.bz2 | |
Merge "Add suuport for splitting touch events across windows." into gingerbread
Diffstat (limited to 'include/utils')
| -rw-r--r-- | include/utils/BitSet.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/utils/BitSet.h b/include/utils/BitSet.h index 19c8bf0..f5dbcd9 100644 --- a/include/utils/BitSet.h +++ b/include/utils/BitSet.h @@ -38,6 +38,9 @@ struct BitSet32 { // Clears the bit set. inline void clear() { value = 0; } + // Returns the number of marked bits in the set. + inline uint32_t count() const { return __builtin_popcount(value); } + // Returns true if the bit set does not contain any marked bits. inline bool isEmpty() const { return ! value; } |