diff options
| author | Campbell Barton <ideasman42@gmail.com> | 2017-11-14 08:10:48 +0300 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2017-11-14 08:10:48 +0300 |
| commit | 40ad1cf0b1203848508cf6389e4337eb5071edf6 (patch) | |
| tree | bd46e49b9e8f9b25b414828cd1de540ddea177e7 /source/blender/blenlib/BLI_rand.h | |
| parent | 212a8d9e5ae78a30ed4c35161d91eeca35eaa41f (diff) | |
BLI: sync changes from 2.8
Diffstat (limited to 'source/blender/blenlib/BLI_rand.h')
| -rw-r--r-- | source/blender/blenlib/BLI_rand.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_rand.h b/source/blender/blenlib/BLI_rand.h index f36d2faa1b8..69b23b2473f 100644 --- a/source/blender/blenlib/BLI_rand.h +++ b/source/blender/blenlib/BLI_rand.h @@ -101,4 +101,16 @@ RNG_THREAD_ARRAY *BLI_rng_threaded_new(void); void BLI_rng_threaded_free(struct RNG_THREAD_ARRAY *rngarr) ATTR_NONNULL(1); int BLI_rng_thread_rand(RNG_THREAD_ARRAY *rngarr, int thread) ATTR_WARN_UNUSED_RESULT; +/** Low-discrepancy sequences **/ + +/** Return the _n_th number of the given low-discrepancy sequence. */ +void BLI_halton_1D(unsigned int prime, double offset, int n, double *r); +void BLI_halton_2D(unsigned int prime[2], double offset[2], int n, double *r); +void BLI_halton_3D(unsigned int prime[3], double offset[3], int n, double *r); +void BLI_hammersley_1D(unsigned int n, double *r); + +/** Return the whole low-discrepancy sequence up to _n_. */ +void BLI_halton_2D_sequence(unsigned int prime[2], double offset[2], int n, double *r); +void BLI_hammersley_2D_sequence(unsigned int n, double *r); + #endif /* __BLI_RAND_H__ */ |