diff options
author | Bastien Montagne <montagne29@wanadoo.fr> | 2015-06-29 17:41:00 +0300 |
---|---|---|
committer | Bastien Montagne <montagne29@wanadoo.fr> | 2015-06-29 18:18:11 +0300 |
commit | d140e70c496122915eb5c05aba83153e2e0d7998 (patch) | |
tree | 1e589247d69da64aa7b0e7802319237ec050b5d6 /intern/cycles/util/util_math.h | |
parent | 147bd16ed1bb3415b30408b0eab110d0854eadd2 (diff) | |
parent | 295d0c52a26730edc6d4ed1276e4051cce006be5 (diff) |
Merge branch 'master' into temp-ghash-experimentstemp-ghash-experiments
Note that 'store hash' feature was removed for now - to complex to maintain (conflicts)
and relatively easy to re-add if we ever really want this one day.
Conflicts:
source/blender/blenlib/BLI_ghash.h
source/blender/blenlib/intern/BLI_ghash.c
source/blender/blenlib/intern/hash_mm2a.c
source/blender/bmesh/tools/bmesh_region_match.c
tests/gtests/blenlib/BLI_ghash_performance_test.cc
tests/gtests/blenlib/BLI_ghash_test.cc
tests/gtests/blenlib/CMakeLists.txt
Diffstat (limited to 'intern/cycles/util/util_math.h')
-rw-r--r-- | intern/cycles/util/util_math.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/intern/cycles/util/util_math.h b/intern/cycles/util/util_math.h index a4d49681a38..2262f8fdbb7 100644 --- a/intern/cycles/util/util_math.h +++ b/intern/cycles/util/util_math.h @@ -175,6 +175,15 @@ ccl_device_inline float clamp(float a, float mn, float mx) #endif +#ifndef __KERNEL_CUDA__ + +ccl_device_inline float saturate(float a) +{ + return clamp(a, 0.0f, 1.0f); +} + +#endif + ccl_device_inline int float_to_int(float f) { return (int)f; @@ -1461,9 +1470,9 @@ ccl_device_inline float2 map_to_tube(const float3 co) { float len, u, v; len = sqrtf(co.x * co.x + co.y * co.y); - if (len > 0.0f) { + if(len > 0.0f) { u = (1.0f - (atan2f(co.x / len, co.y / len) / M_PI_F)) * 0.5f; - v = (co.x + 1.0f) * 0.5f; + v = (co.z + 1.0f) * 0.5f; } else { u = v = 0.0f; |