diff options
Diffstat (limited to 'src/stable/randombase.h')
-rw-r--r-- | src/stable/randombase.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/stable/randombase.h b/src/stable/randombase.h index a5a4f42..d33bb99 100644 --- a/src/stable/randombase.h +++ b/src/stable/randombase.h | |||
@@ -19,9 +19,16 @@ namespace Bu | |||
19 | 19 | ||
20 | virtual void seed( int32_t iSeed )=0; | 20 | virtual void seed( int32_t iSeed )=0; |
21 | virtual int32_t rand()=0; | 21 | virtual int32_t rand()=0; |
22 | virtual int32_t rand( int32_t iMax ); | 22 | virtual inline int32_t rand( int32_t iMax ) { |
23 | virtual int32_t rand( int32_t iMin, int32_t iMax ); | 23 | return rand( 0, iMax ); |
24 | virtual double randNorm(); | 24 | } |
25 | virtual inline int32_t rand( int32_t iMin, int32_t iMax ) { | ||
26 | return iMin+(randNorm()*(iMax-iMin)); | ||
27 | } | ||
28 | virtual inline double randNorm() { | ||
29 | return (((uint32_t)rand())&0xfffffffeul)*0x1.00000001p-32; | ||
30 | // return (((uint32_t)rand())&0xfffffffeul)/(double)(0xfffffffful); | ||
31 | } | ||
25 | }; | 32 | }; |
26 | }; | 33 | }; |
27 | 34 | ||