diff options
Diffstat (limited to 'source/blender/blenkernel/intern/effect.c')
| -rw-r--r-- | source/blender/blenkernel/intern/effect.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/source/blender/blenkernel/intern/effect.c b/source/blender/blenkernel/intern/effect.c index ee46bef6038..4b95c44f55f 100644 --- a/source/blender/blenkernel/intern/effect.c +++ b/source/blender/blenkernel/intern/effect.c @@ -241,6 +241,16 @@ static void precalculate_effector(EffectorCache *eff) } else if(eff->psys) psys_update_particle_tree(eff->psys, eff->scene->r.cfra); + + /* Store object velocity */ + if(eff->ob) { + float old_vel[3]; + + where_is_object_time(eff->scene, eff->ob, cfra - 1.0f); + copy_v3_v3(old_vel, eff->ob->obmat[3]); + where_is_object_time(eff->scene, eff->ob, cfra); + sub_v3_v3v3(eff->velocity, eff->ob->obmat[3], old_vel); + } } static EffectorCache *new_effector_cache(Scene *scene, Object *ob, ParticleSystem *psys, PartDeflect *pd) { @@ -680,10 +690,6 @@ int get_effector_data(EffectorCache *eff, EffectorData *efd, EffectedPoint *poin Object *ob = eff->ob; Object obcopy = *ob; - /* XXX this is not thread-safe, but used from multiple threads by - particle system */ - where_is_object_time(eff->scene, ob, cfra); - /* use z-axis as normal*/ normalize_v3_v3(efd->nor, ob->obmat[2]); @@ -702,13 +708,8 @@ int get_effector_data(EffectorCache *eff, EffectorData *efd, EffectedPoint *poin VECCOPY(efd->loc, ob->obmat[3]); } - if(real_velocity) { - VECCOPY(efd->vel, ob->obmat[3]); - - where_is_object_time(eff->scene, ob, cfra - 1.0f); - - sub_v3_v3v3(efd->vel, efd->vel, ob->obmat[3]); - } + if(real_velocity) + copy_v3_v3(efd->vel, eff->velocity); *eff->ob = obcopy; |