diff options
Diffstat (limited to 'thirdparties/iphone/include/libavutil/lfg.h')
| -rwxr-xr-x | thirdparties/iphone/include/libavutil/lfg.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/thirdparties/iphone/include/libavutil/lfg.h b/thirdparties/iphone/include/libavutil/lfg.h index 854ffce..8b4dfd5 100755 --- a/thirdparties/iphone/include/libavutil/lfg.h +++ b/thirdparties/iphone/include/libavutil/lfg.h @@ -35,7 +35,8 @@ void av_lfg_init(AVLFG *c, unsigned int seed); * Please also consider a simple LCG like state= state*1664525+1013904223, * it may be good enough and faster for your specific use case. */ -static inline unsigned int av_lfg_get(AVLFG *c){ +static inline unsigned int av_lfg_get(AVLFG *c) +{ c->state[c->index & 63] = c->state[(c->index-24) & 63] + c->state[(c->index-55) & 63]; return c->state[c->index++ & 63]; } @@ -45,7 +46,8 @@ static inline unsigned int av_lfg_get(AVLFG *c){ * * Please also consider av_lfg_get() above, it is faster. */ -static inline unsigned int av_mlfg_get(AVLFG *c){ +static inline unsigned int av_mlfg_get(AVLFG *c) +{ unsigned int a= c->state[(c->index-55) & 63]; unsigned int b= c->state[(c->index-24) & 63]; return c->state[c->index++ & 63] = 2*a*b+a+b; |
