1 files changed, 14 insertions, 7 deletions

diff --git a/source/blender/editors/sculpt_paint/sculpt_intern.h b/source/blender/editors/sculpt_paint/sculpt_intern.h
index e9ad31d6f25..e8a6369c3b5 100644
--- a/source/blender/editors/sculpt_paint/sculpt_intern.h
+++ b/source/blender/editors/sculpt_paint/sculpt_intern.h
@@ -37,6 +37,7 @@ struct KeyBlock;
 struct Object;
 struct SculptUndoNode;
 struct bContext;
+struct PoseIKChainSegment;
 
 bool sculpt_mode_poll(struct bContext *C);
 bool sculpt_mode_poll_view3d(struct bContext *C);
@@ -74,6 +75,15 @@ void sculpt_pose_calc_pose_data(struct Sculpt *sd,
                                 float *r_pose_origin,
                                 float *r_pose_factor);
 
+struct PoseIKChain *sculpt_pose_ik_chain_init(struct Sculpt *sd,
+                                              struct Object *ob,
+                                              struct SculptSession *ss,
+                                              struct Brush *br,
+                                              const float initial_location[3],
+                                              const float radius);
+
+void sculpt_pose_ik_chain_free(struct PoseIKChain *ik_chain);
+
 /* Sculpt PBVH abstraction API */
 const float *sculpt_vertex_co_get(struct SculptSession *ss, int index);
 
@@ -201,10 +211,9 @@ typedef struct SculptThreadedTaskData {
 
   float *prev_mask;
 
-  float *pose_origin;
-  float *pose_initial_co;
   float *pose_factor;
-  float (*transform_rot)[4], (*transform_trans)[4], (*transform_trans_inv)[4];
+  float *pose_initial_co;
+  int pose_chain_segment;
 
   float multiplane_scrape_angle;
   float multiplane_scrape_planes[2][4];
@@ -250,7 +259,7 @@ typedef struct {
   struct Sculpt *sd;
   struct SculptSession *ss;
   float radius_squared;
-  float *center;
+  const float *center;
   bool original;
   bool ignore_fully_masked;
 } SculptSearchSphereData;
@@ -379,9 +388,7 @@ typedef struct StrokeCache {
   float anchored_location[3];
 
   /* Pose brush */
-  float *pose_factor;
-  float pose_initial_co[3];
-  float pose_origin[3];
+  struct PoseIKChain *pose_ik_chain;
 
   float vertex_rotation; /* amount to rotate the vertices when using rotate brush */
   struct Dial *dial;