diff options
author | Julian Eisel <eiseljulian@gmail.com> | 2015-10-21 18:30:35 +0300 |
---|---|---|
committer | Julian Eisel <eiseljulian@gmail.com> | 2015-10-21 18:30:35 +0300 |
commit | 0775680e4d05eda3c495a56dc0b6eafbe96dc586 (patch) | |
tree | 4f3286eef96dec6ababe43467ed2a4f50388b988 /intern/cycles/util/util_transform.h | |
parent | 4ade467fc6adfc13ce9e21d7e50b366fce70ea5f (diff) | |
parent | 6bc007610263c879f6bb30b844ba9d9a0fb9433c (diff) |
Merge branch 'master' into UI-graphical-redesignUI-graphical-redesign
Conflicts:
source/blender/blenkernel/BKE_blender.h
source/blender/blenloader/intern/versioning_270.c
source/blender/editors/interface/interface.c
source/blender/editors/interface/interface_handlers.c
source/blender/editors/interface/interface_intern.h
source/blender/editors/interface/resources.c
Diffstat (limited to 'intern/cycles/util/util_transform.h')
-rw-r--r-- | intern/cycles/util/util_transform.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/intern/cycles/util/util_transform.h b/intern/cycles/util/util_transform.h index ba8d04b5c16..f01db64a79b 100644 --- a/intern/cycles/util/util_transform.h +++ b/intern/cycles/util/util_transform.h @@ -347,7 +347,12 @@ ccl_device_inline Transform transform_quick_inverse(Transform M) * scale can be inverted but what about shearing? */ Transform R; float det = M.x.x*(M.z.z*M.y.y - M.z.y*M.y.z) - M.y.x*(M.z.z*M.x.y - M.z.y*M.x.z) + M.z.x*(M.y.z*M.x.y - M.y.y*M.x.z); - + if(det == 0.0f) { + M.x.x += 1e-8f; + M.y.y += 1e-8f; + M.z.z += 1e-8f; + det = M.x.x*(M.z.z*M.y.y - M.z.y*M.y.z) - M.y.x*(M.z.z*M.x.y - M.z.y*M.x.z) + M.z.x*(M.y.z*M.x.y - M.y.y*M.x.z); + } det = (det != 0.0f)? 1.0f/det: 0.0f; float3 Rx = det*make_float3(M.z.z*M.y.y - M.z.y*M.y.z, M.z.y*M.x.z - M.z.z*M.x.y, M.y.z*M.x.y - M.y.y*M.x.z); |