diff options
author | Chris Robinson <[email protected]> | 2012-10-26 15:31:14 -0700 |
---|---|---|
committer | Chris Robinson <[email protected]> | 2012-10-26 15:31:14 -0700 |
commit | f02a9935c65efbad9a0387b288df008a7f1ebf91 (patch) | |
tree | e0a4b17d0568a34383b397cdeb98ab6f911c8e17 | |
parent | 3711735ed95e1627ca6da0ab794b145fb4f661ea (diff) |
Avoid branching when clamping and converting float samples to integer
-rw-r--r-- | Alc/ALu.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -908,8 +908,8 @@ static __inline ALfloat aluF2F(ALfloat val) { return val; } static __inline ALint aluF2I(ALfloat val) { - if(val > 1.0f) return 2147483647; - if(val < -1.0f) return -2147483647-1; + val = val+1.0f - fabsf(val-1.0f); + val = (val-2.0f + fabsf(val+2.0f)) * 0.25; return fastf2i((ALfloat)(val*2147483647.0)); } static __inline ALuint aluF2UI(ALfloat val) |