Cleanup: spelling in comments

9 files changed, 15 insertions, 15 deletions

diff --git a/source/blender/blenkernel/BKE_paint.h b/source/blender/blenkernel/BKE_paint.h
index 73413b61456..6fc5ef4d870 100644
--- a/source/blender/blenkernel/BKE_paint.h
+++ b/source/blender/blenkernel/BKE_paint.h
@@ -538,7 +538,7 @@ typedef struct SculptSession {
   float cursor_sampled_normal[3];
   float cursor_view_normal[3];
 
-  /* For Sculpt trimming gesture tools, initial raycast data from the position of the mouse when
+  /* For Sculpt trimming gesture tools, initial ray-cast data from the position of the mouse when
    * the gesture starts (intersection with the surface and if they ray hit the surface or not). */
   float gesture_initial_location[3];
   float gesture_initial_normal[3];
diff --git a/source/blender/blenkernel/BKE_pbvh.h b/source/blender/blenkernel/BKE_pbvh.h
index 056a7e2d897..3a0e9d48af7 100644
--- a/source/blender/blenkernel/BKE_pbvh.h
+++ b/source/blender/blenkernel/BKE_pbvh.h
@@ -128,8 +128,8 @@ void BKE_pbvh_build_bmesh(PBVH *pbvh,
 void BKE_pbvh_free(PBVH *pbvh);
 
 /* Hierarchical Search in the BVH, two methods:
- * - for each hit calling a callback
- * - gather nodes in an array (easy to multithread) */
+ * - For each hit calling a callback.
+ * - Gather nodes in an array (easy to multi-thread). */
 
 void BKE_pbvh_search_callback(PBVH *pbvh,
                               BKE_pbvh_SearchCallback scb,
@@ -140,7 +140,7 @@ void BKE_pbvh_search_callback(PBVH *pbvh,
 void BKE_pbvh_search_gather(
     PBVH *pbvh, BKE_pbvh_SearchCallback scb, void *search_data, PBVHNode ***array, int *tot);
 
-/* Raycast
+/* Ray-cast
  * the hit callback is called for all leaf nodes intersecting the ray;
  * it's up to the callback to find the primitive within the leaves that is
  * hit first */
diff --git a/source/blender/blenkernel/intern/action.c b/source/blender/blenkernel/intern/action.c
index 16d269f9e26..65900ec0f4b 100644
--- a/source/blender/blenkernel/intern/action.c
+++ b/source/blender/blenkernel/intern/action.c
@@ -1211,7 +1211,7 @@ void BKE_pose_channel_copy_data(bPoseChannel *pchan, const bPoseChannel *pchan_f
   /* copy bone group */
   pchan->agrp_index = pchan_from->agrp_index;
 
-  /* ik (dof) settings */
+  /* IK (DOF) settings. */
   pchan->ikflag = pchan_from->ikflag;
   copy_v3_v3(pchan->limitmin, pchan_from->limitmin);
   copy_v3_v3(pchan->limitmax, pchan_from->limitmax);
diff --git a/source/blender/blenkernel/intern/armature.c b/source/blender/blenkernel/intern/armature.c
index e8a3db11219..a60cba3c892 100644
--- a/source/blender/blenkernel/intern/armature.c
+++ b/source/blender/blenkernel/intern/armature.c
@@ -2763,7 +2763,7 @@ void BKE_pose_where_is_bone(struct Depsgraph *depsgraph,
                             float ctime,
                             bool do_extra)
 {
-  /* This gives a chan_mat with actions (ipos) results. */
+  /* This gives a chan_mat with actions (F-curve) results. */
   if (do_extra) {
     BKE_pchan_calc_mat(pchan);
   }
diff --git a/source/blender/blenkernel/intern/blendfile.c b/source/blender/blenkernel/intern/blendfile.c
index 1213ecc20ee..fc535fc2ad1 100644
--- a/source/blender/blenkernel/intern/blendfile.c
+++ b/source/blender/blenkernel/intern/blendfile.c
@@ -251,7 +251,7 @@ static void setup_app_data(bContext *C,
        * replace it with 'curscene' if its needed */
     }
     /* and we enforce curscene to be in current screen */
-    else if (win) { /* can run in bgmode */
+    else if (win) { /* The window may be NULL in background-mode. */
       win->scene = curscene;
     }
 
diff --git a/source/blender/blenkernel/intern/dynamicpaint.c b/source/blender/blenkernel/intern/dynamicpaint.c
index 9083c507160..6fc3e0fa8e2 100644
--- a/source/blender/blenkernel/intern/dynamicpaint.c
+++ b/source/blender/blenkernel/intern/dynamicpaint.c
@@ -112,7 +112,7 @@ static int neighStraightY[8] = {0, 1, 0, -1, 1, 1, -1, -1};
 #define SUBFRAME_RECURSION 5
 /* surface_getBrushFlags() return vals */
 #define BRUSH_USES_VELOCITY (1 << 0)
-/* brush mesh raycast status */
+/* Brush mesh ray-cast status. */
 #define HIT_VOLUME 1
 #define HIT_PROXIMITY 2
 /* dynamicPaint_findNeighborPixel() return codes */
@@ -3436,7 +3436,7 @@ void dynamicPaint_outputSurfaceImage(DynamicPaintSurface *surface,
 
 /***************************** Ray / Nearest Point Utils ******************************/
 
-/* A modified callback to bvh tree raycast.
+/* A modified callback to bvh tree ray-cast.
  * The tree must have been built using bvhtree_from_mesh_looptri.
  * userdata must be a BVHMeshCallbackUserdata built from the same mesh as the tree.
  *
@@ -4107,7 +4107,7 @@ static void dynamic_paint_paint_mesh_cell_point_cb_ex(
         hit.index = -1;
         hit.dist = brush_radius;
 
-        /* Do a face normal directional raycast, and use that distance */
+        /* Do a face normal directional ray-cast, and use that distance. */
         BLI_bvhtree_ray_cast(
             treeData->tree, ray_start, proj_ray, 0.0f, &hit, mesh_tris_spherecast_dp, treeData);
         if (hit.index != -1) {
@@ -4597,7 +4597,7 @@ static bool dynamicPaint_paintParticles(DynamicPaintSurface *surface,
   }
 
   /*
-   * Build a kd-tree to optimize distance search
+   * Build a KD-tree to optimize distance search
    */
   tree = BLI_kdtree_3d_new(psys->totpart);
 
diff --git a/source/blender/blenkernel/intern/pbvh.c b/source/blender/blenkernel/intern/pbvh.c
index a24b53e48b7..3358f3e6dea 100644
--- a/source/blender/blenkernel/intern/pbvh.c
+++ b/source/blender/blenkernel/intern/pbvh.c
@@ -1379,7 +1379,7 @@ static int pbvh_flush_bb(PBVH *pbvh, PBVHNode *node, int flag)
 {
   int update = 0;
 
-  /* difficult to multithread well, we just do single threaded recursive */
+  /* Difficult to multi-thread well, we just do single threaded recursive. */
   if (node->flag & PBVH_Leaf) {
     if (flag & PBVH_UpdateBB) {
       update |= (node->flag & PBVH_UpdateBB);
@@ -1977,7 +1977,7 @@ bool BKE_pbvh_node_vert_update_check_any(PBVH *pbvh, PBVHNode *node)
   return false;
 }
 
-/********************************* Raycast ***********************************/
+/********************************* Ray-cast ***********************************/
 
 typedef struct {
   struct IsectRayAABB_Precalc ray;
diff --git a/source/blender/blenkernel/intern/shrinkwrap.c b/source/blender/blenkernel/intern/shrinkwrap.c
index 7c0c28d664e..dd863f1ce06 100644
--- a/source/blender/blenkernel/intern/shrinkwrap.c
+++ b/source/blender/blenkernel/intern/shrinkwrap.c
@@ -644,7 +644,7 @@ static void shrinkwrap_calc_normal_projection(ShrinkwrapCalcData *calc)
   /* Options about projection direction */
   float proj_axis[3] = {0.0f, 0.0f, 0.0f};
 
-  /* Raycast and tree stuff */
+  /* Ray-cast and tree stuff. */
 
   /** \note 'hit.dist' is kept in the targets space, this is only used
    * for finding the best hit, to get the real dist,
diff --git a/source/blender/blenkernel/intern/text.c b/source/blender/blenkernel/intern/text.c
index 5eb40b6624a..0cb2218e7e0 100644
--- a/source/blender/blenkernel/intern/text.c
+++ b/source/blender/blenkernel/intern/text.c
@@ -480,7 +480,7 @@ Text *BKE_text_load_ex(Main *bmain, const char *file, const char *relpath, const
   BLI_stat_t st;
 
   BLI_strncpy(filepath_abs, file, FILE_MAX);
-  if (relpath) { /* can be NULL (bg mode) */
+  if (relpath) { /* Can be NULL (background mode). */
     BLI_path_abs(filepath_abs, relpath);
   }