diff options
Diffstat (limited to 'numlib/rand.h')
| -rwxr-xr-x | numlib/rand.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/numlib/rand.h b/numlib/rand.h index e190fcd..0339b24 100755 --- a/numlib/rand.h +++ b/numlib/rand.h @@ -24,9 +24,12 @@ unsigned int seed); /* Optional seed. Non-zero re-initialized with that seed * /* Return a random integer in the range min to max inclusive */ int i_rand(int min, int max); -/* Return a random double in the range min to max inclusive */ +/* Return a uniform random double in the range min to max inclusive */ double d_rand(double min, double max); +/* Return a squared distribution random double in the range min to max inclusive */ +double d2_rand(double min, double max); + /* Return a random floating point number with a gausian/normal */ /* distribution, centered about 0.0, with standard deviation 1.0 */ /* and an average deviation of 0.564 */ @@ -61,9 +64,12 @@ unsigned int seed); /* Optional seed. Non-zero re-initialized with that seed * /* Return a random integer in the range min to max inclusive */ int i_rand_th(rand_state *p, int min, int max); -/* Return a random double in the range min to max inclusive */ +/* Return a uniform random double in the range min to max inclusive */ double d_rand_th(rand_state *p, double min, double max); +/* Return a squared distribution random double in the range min to max inclusive */ +double d2_rand_th(rand_state *p, double min, double max); + /* Return a random floating point number with a gausian/normal */ /* distribution, centered about 0.0, with standard deviation 1.0 */ /* and an average deviation of 0.564 */ |