Cleanup: spelling

intern/cycles/blender/blender_session.cpp

@@ -527,7 +527,7 @@ void BlenderSession::render(BL::Depsgraph &b_depsgraph_)
     builtin_images_load();
 
     /* Attempt to free all data which is held by Blender side, since at this
-     * point we knwo that we've got everything to render current view layer.
+     * point we know that we've got everything to render current view layer.
      */
     /* At the moment we only free if we are not doing multi-view
      * (or if we are rendering the last view). See T58142/D4239 for discussion.

source/blender/blenkernel/intern/anim_sys.c

@@ -3940,7 +3940,7 @@ void BKE_animsys_evaluate_all_animation(Main *main,
    * - this is like EVAL_ANIM_IDS, but this handles the case "embedded nodetrees"
    *   (i.e. scene/material/texture->nodetree) which we need a special exception
    *   for, otherwise they'd get skipped
-   * - ntp = "node tree parent" = data-block where node tree stuff resides
+   * - 'ntp' stands for "node tree parent" = data-block where node tree stuff resides
    */
 #define EVAL_ANIM_NODETREE_IDS(first, NtId_Type, aflag) \
   for (id = first; id; id = id->next) { \

source/blender/blenkernel/intern/mesh_convert.c

@@ -1233,14 +1233,14 @@ Mesh *BKE_mesh_new_from_object_to_bmain(Main *bmain,
   BKE_library_foreach_ID_link(
       NULL, &mesh->id, foreach_libblock_make_original_callback, NULL, IDWALK_NOP);
 
-  /* Append the mesh to bmain.
+  /* Append the mesh to 'bmain'.
-   * We do it a bit longer way since there is no simple and clear way of adding existing datablock
+   * We do it a bit longer way since there is no simple and clear way of adding existing data-block
-   * to the bmain. So we allocate new empty mesh in the bmain (which guarantess all the naming and
+   * to the 'bmain'. So we allocate new empty mesh in the 'bmain' (which guarantees all the naming
-   * orders and flags) and move the temporary mesh in place there. */
+   * and orders and flags) and move the temporary mesh in place there. */
   Mesh *mesh_in_bmain = BKE_mesh_add(bmain, mesh->id.name + 2);
 
   /* NOTE: BKE_mesh_nomain_to_mesh() does not copy materials and instead it preserves them in the
-   * destinaion mesh. So we "steal" all related fields before calling it.
+   * destination mesh. So we "steal" all related fields before calling it.
    *
    * TODO(sergey): We really better have a function which gets and ID and accepts it for the bmain.
    */

source/blender/blenkernel/intern/rigidbody.c

@@ -1607,7 +1607,7 @@ static void rigidbody_update_sim_ob(
 
       /* create dummy 'point' which represents last known position of object as result of sim */
       /* XXX: this can create some inaccuracies with sim position,
-       * but is probably better than using unsimulated vals? */
+       * but is probably better than using un-simulated values? */
       RB_body_get_position(rbo->shared->physics_object, eff_loc);
       RB_body_get_linear_velocity(rbo->shared->physics_object, eff_vel);
 

source/blender/collada/AnimationExporter.cpp

@@ -336,7 +336,7 @@ void AnimationExporter::export_curve_animation(Object *ob, BCAnimationCurve &cur
 
   /*
    * Some curves can not be exported as is and need some conversion
-   * For more information see implementation oif get_modified_export_curve()
+   * For more information see implementation of get_modified_export_curve()
    * note: if mcurve is not NULL then it must be deleted at end of this method;
    */
 

source/blender/collada/AnimationImporter.cpp

@@ -966,7 +966,7 @@ void AnimationImporter::apply_matrix_curves(Object *ob,
 }
 
 /*
- * This function returns the aspet ration from the Collada camera.
+ * This function returns the aspect ration from the Collada camera.
  *
  * Note:COLLADA allows to specify either XFov, or YFov alone.
  * In that case the aspect ratio can be determined from

source/blender/compositor/intern/COM_ExecutionGroup.h

@@ -195,7 +195,7 @@ class ExecutionGroup {
 
   /**
    * \brief Determine the rect (minx, maxx, miny, maxy) of a chunk at a position.
-   * \note Only gives useful results ater the determination of the chunksize
+   * \note Only gives useful results after the determination of the chunksize
    * \see determineChunkSize()
    */
   void determineChunkRect(rcti *rect, const unsigned int xChunk, const unsigned int yChunk) const;
@@ -406,7 +406,7 @@ class ExecutionGroup {
 
   /**
    * \brief Determine the rect (minx, maxx, miny, maxy) of a chunk.
-   * \note Only gives useful results ater the determination of the chunksize
+   * \note Only gives useful results after the determination of the chunksize
    * \see determineChunkSize()
    */
   void determineChunkRect(rcti *rect, const unsigned int chunkNumber) const;

source/blender/compositor/intern/COM_ExecutionSystem.h

@@ -33,7 +33,7 @@ class ExecutionGroup;
  * In order to get to an efficient model for execution, several steps are being done. these steps
  * are explained below.
  *
- * \section EM_Step1 Step 1: translating blender node system to the new compsitor system
+ * \section EM_Step1 Step 1: translating blender node system to the new compositor system
  * Blenders node structure is based on C structs (DNA). These structs are not efficient in the new
  * architecture. We want to use classes in order to simplify the system. during this step the
  * blender node_tree is evaluated and converted to a CPP node system.

source/blender/compositor/operations/COM_BokehImageOperation.h

@@ -85,7 +85,7 @@ class BokehImageOperation : public NodeOperation {
   bool m_deleteData;
 
   /**
-   * \brief determine the coordinate of a flap cornder
+   * \brief determine the coordinate of a flap corner.
    *
    * \param r: result in bokehimage space are stored [x,y]
    * \param flapNumber: the flap number to calculate

source/blender/editors/sound/sound_ops.c

@@ -305,7 +305,7 @@ static int sound_bake_animation_exec(bContext *C, wmOperator *UNUSED(op))
 {
   Main *bmain = CTX_data_main(C);
   Scene *scene = CTX_data_scene(C);
-  /* NOTE: We will be forefully evaluating dependency graph at every frame, so no need to ensure
+  /* NOTE: We will be forcefully evaluating dependency graph at every frame, so no need to ensure
    * current scene state is evaluated as it will be lost anyway. */
   struct Depsgraph *depsgraph = CTX_data_depsgraph_pointer(C);
   int oldfra = scene->r.cfra;

source/blender/modifiers/intern/MOD_laplaciandeform.c

@@ -233,7 +233,7 @@ static void createVertRingMap(const int mvert_tot,
  *
  * This Laplacian Matrix is described in the paper:
  * Desbrun M. et.al, Implicit fairing of irregular meshes using diffusion and curvature flow,
- * SIGGRAPH '99, pag 317-324, New York, USA
+ * SIGGRAPH '99, page 317-324, New York, USA
  *
  * The computation of Laplace Beltrami operator on Hybrid Triangle/Quad Meshes is described in the
  * paper: Pinzon A., Romero E., Shape Inflation With an Adapted Laplacian Operator For

source/blender/modifiers/intern/MOD_screw.c

@@ -491,7 +491,7 @@ static Mesh *applyModifier(ModifierData *md, const ModifierEvalContext *ctx, Mes
      * extra space by abusing the vert array before its filled with new verts.
      * The new array for vert_connect must be at least sizeof(ScrewVertConnect) * totvert
      * and the size of our resulting meshes array is sizeof(MVert) * totvert * 3
-     * so its safe to use the second 2 thrids of MVert the array for vert_connect,
+     * so its safe to use the second 2 thirds of MVert the array for vert_connect,
      * just make sure ScrewVertConnect struct is no more than twice as big as MVert,
      * at the moment there is no chance of that being a problem,
      * unless MVert becomes half its current size.