diff options
Diffstat (limited to 'intern/cycles/kernel/geom/geom_bvh_volume_all.h')
| -rw-r--r-- | intern/cycles/kernel/geom/geom_bvh_volume_all.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/intern/cycles/kernel/geom/geom_bvh_volume_all.h b/intern/cycles/kernel/geom/geom_bvh_volume_all.h index b6db36f4b17..5bb7a67f10b 100644 --- a/intern/cycles/kernel/geom/geom_bvh_volume_all.h +++ b/intern/cycles/kernel/geom/geom_bvh_volume_all.h @@ -232,8 +232,8 @@ ccl_device uint BVH_FUNCTION_FULL_NAME(BVH)(KernelGlobals *kg, #if BVH_FEATURE(BVH_MOTION) float t_fac = len(transform_direction(&ob_tfm, 1.0f/idir)); #else - Transform tfm = object_fetch_transform(kg, object, OBJECT_TRANSFORM); - float t_fac = len(transform_direction(&tfm, 1.0f/idir)); + Transform itfm = object_fetch_transform(kg, object, OBJECT_INVERSE_TRANSFORM); + float t_fac = 1.0f / len(transform_direction(&itfm, dir)); #endif for(int i = 0; i < num_hits_in_instance; i++) { (isect_array-i-1)->t *= t_fac; @@ -270,8 +270,8 @@ ccl_device uint BVH_FUNCTION_FULL_NAME(BVH)(KernelGlobals *kg, # if BVH_FEATURE(BVH_MOTION) float t_fac = len(transform_direction(&ob_tfm, 1.0f/idir)); # else - Transform tfm = object_fetch_transform(kg, object, OBJECT_TRANSFORM); - float t_fac = len(transform_direction(&tfm, 1.0f/idir)); + Transform itfm = object_fetch_transform(kg, object, OBJECT_INVERSE_TRANSFORM); + float t_fac = 1.0f / len(transform_direction(&itfm, dir)); #endif for(int i = 0; i < num_hits_in_instance; i++) { (isect_array-i-1)->t *= t_fac; @@ -313,8 +313,8 @@ ccl_device uint BVH_FUNCTION_FULL_NAME(BVH)(KernelGlobals *kg, # if BVH_FEATURE(BVH_MOTION) float t_fac = len(transform_direction(&ob_tfm, 1.0f/idir)); # else - Transform tfm = object_fetch_transform(kg, object, OBJECT_TRANSFORM); - float t_fac = len(transform_direction(&tfm, 1.0f/idir)); + Transform itfm = object_fetch_transform(kg, object, OBJECT_INVERSE_TRANSFORM); + float t_fac = 1.0f / len(transform_direction(&itfm, dir)); #endif for(int i = 0; i < num_hits_in_instance; i++) { (isect_array-i-1)->t *= t_fac; |