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author | Sergey Sharybin <sergey.vfx@gmail.com> | 2020-03-30 13:26:29 +0300 |
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committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2020-03-30 13:26:45 +0300 |
commit | 3351a2655d034853a64c41e95b0ac1aec3e2eb60 (patch) | |
tree | a3602948ee48e9cc10edf0134b09c71669c42414 /source/blender/blenkernel/BKE_subdiv_eval.h | |
parent | 513885a9911841aed4d039f5170171e039a74c68 (diff) |
Subdiv: Extend some comments
Diffstat (limited to 'source/blender/blenkernel/BKE_subdiv_eval.h')
-rw-r--r-- | source/blender/blenkernel/BKE_subdiv_eval.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/source/blender/blenkernel/BKE_subdiv_eval.h b/source/blender/blenkernel/BKE_subdiv_eval.h index 095d3c17d63..3f682716928 100644 --- a/source/blender/blenkernel/BKE_subdiv_eval.h +++ b/source/blender/blenkernel/BKE_subdiv_eval.h @@ -50,6 +50,8 @@ void BKE_subdiv_eval_init_displacement(struct Subdiv *subdiv); /* Single point queries. */ +/* Evaluate point at a limit surface, with optional derivatives and normal. */ + void BKE_subdiv_eval_limit_point( struct Subdiv *subdiv, const int ptex_face_index, const float u, const float v, float r_P[3]); void BKE_subdiv_eval_limit_point_and_derivatives(struct Subdiv *subdiv, @@ -72,6 +74,7 @@ void BKE_subdiv_eval_limit_point_and_short_normal(struct Subdiv *subdiv, float r_P[3], short r_N[3]); +/* Evaluate face-varying layer (such as UV). */ void BKE_subdiv_eval_face_varying(struct Subdiv *subdiv, const int face_varying_channel, const int ptex_face_index, @@ -93,6 +96,7 @@ void BKE_subdiv_eval_displacement(struct Subdiv *subdiv, const float dPdv[3], float r_D[3]); +/* Evaluate point on a limit surface with displacement applied to it. */ void BKE_subdiv_eval_final_point( struct Subdiv *subdiv, const int ptex_face_index, const float u, const float v, float r_P[3]); |