diff options
| author | jussi | 2023-07-02 17:44:24 +0300 |
|---|---|---|
| committer | jussi | 2023-07-02 17:44:24 +0300 |
| commit | 8ad725429292be22086d51df285907742be7a91a (patch) | |
| tree | 41c13c146bb3f3f82ade36c2518d105a72b2a5dc /examples/resources/lib/bitlib.lua | |
| parent | 0e77452a1b4f894e342dae5583f8b02f915e8f6d (diff) | |
| download | reilua-enhanced-8ad725429292be22086d51df285907742be7a91a.tar.gz reilua-enhanced-8ad725429292be22086d51df285907742be7a91a.tar.bz2 reilua-enhanced-8ad725429292be22086d51df285907742be7a91a.zip | |
LuaJIT compatibility.
Diffstat (limited to 'examples/resources/lib/bitlib.lua')
| -rw-r--r-- | examples/resources/lib/bitlib.lua | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/examples/resources/lib/bitlib.lua b/examples/resources/lib/bitlib.lua new file mode 100644 index 0000000..e794d32 --- /dev/null +++ b/examples/resources/lib/bitlib.lua @@ -0,0 +1,23 @@ +local bitlib = {} + +function bitlib.setBit( v, i, b ) + if b then + return v | 1 << i + else + return v & ~( 1 << i ) + end +end + +function bitlib.toggleBit( v, i ) + return v ~ ( 1 << i ) +end + +function bitlib.getBit( v, i ) + if v == nil then + return false + end + + return v & ( 1 << i ) > 0 +end + +return bitlib
\ No newline at end of file |
