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| author | Ewald Hew <ewaldhew@gmail.com> | 2017-06-05 13:44:27 +0800 |
|---|---|---|
| committer | Ewald Hew <ewaldhew@gmail.com> | 2017-06-05 15:19:12 +0800 |
| commit | 01c49b8eecca85a96f0688fa4ee3962b0b9c1775 (patch) | |
| tree | 40d3e3f464313c34537c07e2f3b1c8d6b65c3afa /src/psaux/psobjs.c | |
| parent | dc31e3669705521285bcfa60d599d78572317e32 (diff) | |
| download | freetype2-ewaldhew-refactor-cf2.tar.gz | |
Warning: Rebased force pushedewaldhew-refactor-cf2
Move cff_random to psaux
Diffstat (limited to 'src/psaux/psobjs.c')
| -rw-r--r-- | src/psaux/psobjs.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/psaux/psobjs.c b/src/psaux/psobjs.c index 2fe55f88a..561b49fbb 100644 --- a/src/psaux/psobjs.c +++ b/src/psaux/psobjs.c @@ -2045,4 +2045,16 @@ } + FT_LOCAL_DEF( FT_UInt32 ) + cff_random( FT_UInt32 r ) + { + /* a 32bit version of the `xorshift' algorithm */ + r ^= r << 13; + r ^= r >> 17; + r ^= r << 5; + + return r; + } + + /* END */ |