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| author | Kenny Root <kroot@google.com> | 2010-05-04 18:18:37 -0700 |
|---|---|---|
| committer | Kenny Root <kroot@google.com> | 2010-05-05 10:27:18 -0700 |
| commit | b6f7188561f88511ed7a8685a0e9f67d5bae8558 (patch) | |
| tree | 7d02352bba0645375351130396f0b38f886413b4 /ddms/libs/ddmlib | |
| parent | 711c35d7e18a262cde3800eecec26d52a25d532a (diff) | |
| download | sdk-b6f7188561f88511ed7a8685a0e9f67d5bae8558.zip sdk-b6f7188561f88511ed7a8685a0e9f67d5bae8558.tar.gz sdk-b6f7188561f88511ed7a8685a0e9f67d5bae8558.tar.bz2 | |
Small mask calculation optimization
Get rid of loop to calculate bitmask where 2^n-1 will suffice.
Change-Id: I1d77a5c3753207663531efb407f6114ccabb1220
Diffstat (limited to 'ddms/libs/ddmlib')
| -rw-r--r-- | ddms/libs/ddmlib/src/com/android/ddmlib/RawImage.java | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/ddms/libs/ddmlib/src/com/android/ddmlib/RawImage.java b/ddms/libs/ddmlib/src/com/android/ddmlib/RawImage.java index 3ec6148..adb0cc9 100644 --- a/ddms/libs/ddmlib/src/com/android/ddmlib/RawImage.java +++ b/ddms/libs/ddmlib/src/com/android/ddmlib/RawImage.java @@ -216,12 +216,7 @@ public final class RawImage { * @param length * @return */ - private int getMask(int length) { - int res = 0; - for (int i = 0 ; i < length ; i++) { - res = (res << 1) + 1; - } - - return res; + private static int getMask(int length) { + return (1 << length) - 1; } } |