Cleanup: spelling in comments

intern/ghost/intern/GHOST_Context.h

@@ -192,8 +192,8 @@ class GHOST_Context : public GHOST_IContext {
   };
 
   /**
-   * Gets the Vulkan backbuffer related resource handles associated with the Vulkan context.
+   * Gets the Vulkan back-buffer related resource handles associated with the Vulkan context.
-   * Needs to be called after each swap event as the backbuffer will change.
+   * Needs to be called after each swap event as the back-buffer will change.
    *
    * \param r_image: After calling this function the VkImage
    *     referenced by this parameter will contain the VKImage handle

source/blender/blenkernel/BKE_mesh_fair.h

@@ -23,14 +23,18 @@ typedef enum eMeshFairingDepth {
   MESH_FAIRING_DEPTH_TANGENCY = 2,
 } eMeshFairingDepth;
 
-/* affect_vertices is used to define the fairing area. Indexed by vertex index, set to true when
+/**
- * the vertex should be modified by fairing. */
+ * Affect_vertices is used to define the fairing area. Indexed by vertex index, set to true when
+ * the vertex should be modified by fairing.
+ */
 void BKE_bmesh_prefair_and_fair_verts(struct BMesh *bm,
                                       bool *affect_verts,
                                       eMeshFairingDepth depth);
 
-/* This function can optionally use the vertex coordinates of deform_mverts to read and write the
+/**
- * fairing result. When NULL, the function will use mesh positions directly. */
+ * This function can optionally use the vertex coordinates of deform_mverts to read and write the
+ * fairing result. When NULL, the function will use mesh positions directly.
+ */
 void BKE_mesh_prefair_and_fair_verts(struct Mesh *mesh,
                                      float (*deform_vert_positions)[3],
                                      bool *affect_verts,

source/blender/blenkernel/BKE_mesh_tangent.h

@@ -15,7 +15,8 @@ struct ReportList;
  * Compute simplified tangent space normals, i.e.
  * tangent vector + sign of bi-tangent one, which combined with
  * split normals can be used to recreate the full tangent space.
- * NOTE: * The mesh should be made of only tris and quads!
+ *
+ * \note The mesh should be made of only triangles and quads!
  */
 void BKE_mesh_calc_loop_tangent_single_ex(const float (*vert_positions)[3],
                                           int numVerts,
@@ -31,7 +32,7 @@ void BKE_mesh_calc_loop_tangent_single_ex(const float (*vert_positions)[3],
  * Wrapper around BKE_mesh_calc_loop_tangent_single_ex, which takes care of most boilerplate code.
  * \note
  * - There must be a valid loop's CD_NORMALS available.
- * - The mesh should be made of only tris and quads!
+ * - The mesh should be made of only triangles and quads!
  */
 void BKE_mesh_calc_loop_tangent_single(struct Mesh *mesh,
                                        const char *uvmap,

source/blender/blenkernel/intern/blendfile_link_append.c

@@ -1399,7 +1399,7 @@ void BKE_blendfile_override(BlendfileLinkAppendContext *lapp_context,
            * reference to be indirectly linked.
            *
            * This is more of an heuristic for 'as best as possible' user feedback in the UI
-           * (Outliner), which is expected to be valid in almost all practical usecases. Direct or
+           * (Outliner), which is expected to be valid in almost all practical use-cases. Direct or
            * indirect linked status is properly checked before saving .blend file. */
           id->tag &= ~LIB_TAG_EXTERN;
           id->tag |= LIB_TAG_INDIRECT;

source/blender/blenkernel/intern/ipo.c

@@ -227,7 +227,7 @@ static AdrBit2Path ob_layer_bits[] = {
   } \
   (void)0
 
-/* This function checks if a Blocktype+Adrcode combo, returning a mapping table */
+/* This function checks if a `blocktype+adrcode` combination, returning a mapping table. */
 static AdrBit2Path *adrcode_bitmaps_to_paths(int blocktype, int adrcode, int *tot)
 {
   /* Object layers */

source/blender/blenkernel/intern/mesh_fair.cc

@@ -451,7 +451,7 @@ static void prefair_and_fair_verts(FairingContext *fairing_context,
                                    bool *affected_verts,
                                    const eMeshFairingDepth depth)
 {
-  /* Prefair. */
+  /* Pre-fair. */
   UniformVertexWeight *uniform_vertex_weights = new UniformVertexWeight(fairing_context);
   UniformLoopWeight *uniform_loop_weights = new UniformLoopWeight();
   fairing_context->fair_verts(affected_verts, depth, uniform_vertex_weights, uniform_loop_weights);

source/blender/editors/mesh/editmesh_tools.cc

@@ -8725,7 +8725,7 @@ static int edbm_point_normals_modal(bContext *C, wmOperator *op, const wmEvent *
       params.calc_looptri = true;
       params.calc_normals = false;
       params.is_destructive = false;
-      /* Recheck bools. */
+      /* Recheck booleans. */
       EDBM_update(static_cast<Mesh *>(obedit->data), &params);
 
       point_normals_update_header(C, op);

source/blender/editors/object/object_edit.cc

@@ -8,7 +8,7 @@
 #include <ctype.h>
 #include <float.h>
 #include <math.h>
-#include <stddef.h> /* for offsetof */
+#include <stddef.h> /* For `offsetof`. */
 #include <stdlib.h>
 #include <string.h>
 #include <time.h>
@@ -231,7 +231,7 @@ int ED_object_in_mode_to_index(const Scene *scene,
   BLI_assert(ob != nullptr);
   /* NOTE: the `v3d` is always nullptr because the purpose of this function is to return
    * a reusable index, using the `v3d` only increases the chance the index may become
-   * invalidparams. */
+   * invalid-parameters. */
   int index = -1;
   int i = 0;
   FOREACH_BASE_IN_MODE_BEGIN (scene, view_layer, nullptr, -1, mode, base_iter) {

source/blender/editors/space_view3d/view3d_select.cc

@@ -2995,9 +2995,9 @@ static int view3d_select_exec(bContext *C, wmOperator *op)
   if (obact && obact->type == OB_GPENCIL && GPENCIL_ANY_MODE((bGPdata *)obact->data)) {
     /* Prevent acting on Grease Pencil (when not in object mode), it implements its own selection
      * operator in other modes. We might still fall trough to here (because that operator uses
-     * OPERATOR_PASS_THROUGH to make tweak work) but if we dont stop here code below assumes we are
+     * OPERATOR_PASS_THROUGH to make tweak work) but if we don't stop here code below assumes we
-     * in object mode it might falsely toggle object selection. Alternatively, this could be put in
+     * are in object mode it might falsely toggle object selection. Alternatively, this could be
-     * the poll funtion instead. */
+     * put in the poll function instead. */
     return OPERATOR_PASS_THROUGH | OPERATOR_CANCELLED;
   }
 

source/blender/editors/uvedit/uvedit_unwrap_ops.cc

@@ -2808,19 +2808,19 @@ static void uv_map_mirror(BMFace *efa,
   }
 }
 
-/** Store a face and it's current branch on the generalized atan2 function.
+/**
+ * Store a face and it's current branch on the generalized atan2 function.
  *
- * In complex analysis, we can generalize the arctangent function
+ * In complex analysis, we can generalize the `arctangent` function
  * into a multi-valued function that is "almost everywhere continuous"
  * in the complex plane.
  *
  * The downside is that we need to keep track of which "branch" of the
  * multi-valued function we are currently on.
  *
- * \note Even though atan2(a+bi, c+di) is now (multiply) defined for all
+ * \note Even though `atan2(a+bi, c+di)` is now (multiply) defined for all
  * complex inputs, we will only evaluate it with `b==0` and `d==0`.
  */
-
 struct uv_face_branch {
   BMFace *efa;
   float branch;
@@ -2830,7 +2830,7 @@ struct uv_face_branch {
  *
  * Heuristics are used in #uv_map_mirror to improve winding.
  *
- * if `fan` is true, faces with UVs at the pole have corrections appled to fan the UVs.
+ * if `fan` is true, faces with UVs at the pole have corrections applied to fan the UVs.
  *
  * if `use_seams` is true, the unwrapping will flood fill across the mesh, using
  * seams to mark boundaries, and #BM_ELEM_TAG to prevent revisiting faces.
@@ -2851,7 +2851,7 @@ static float uv_sphere_project(const Scene *scene,
     return max_u;
   }
 
-  /* Similar to BM_mesh_calc_face_groups with added connectivity information. */
+  /* Similar to #BM_mesh_calc_face_groups with added connectivity information. */
   blender::Vector<uv_face_branch> stack;
   stack.append({efa_init, branch_init});
 

source/blender/gpu/vulkan/vk_context.cc

@@ -50,7 +50,7 @@ VKContext::VKContext(void *ghost_window, void *ghost_context)
 
   VKBackend::capabilities_init(*this);
 
-  /* For offscreen contexts. Default framebuffer is empty. */
+  /* For off-screen contexts. Default frame-buffer is empty. */
   active_fb = back_left = new VKFrameBuffer("back_left");
 }
 

source/blender/io/usd/intern/usd_capi_export.cc

@@ -42,7 +42,8 @@ struct ExportJobData {
   Depsgraph *depsgraph;
   wmWindowManager *wm;
 
-  char unarchived_filepath[FILE_MAX]; /* unarchived_filepath is used for usda/usdc/usd export. */
+  /** Unarchived_filepath is used for USDA/USDC/USD export. */
+  char unarchived_filepath[FILE_MAX];
   char usdz_filepath[FILE_MAX];
   USDExportParams params;
 

source/blender/modifiers/intern/MOD_laplaciandeform.cc

@@ -212,21 +212,21 @@ static void createVertRingMap(const int mvert_tot,
 
 /**
  * This method computes the Laplacian Matrix and Differential Coordinates
- * for all vertex in the mesh..
+ * for all vertex in the mesh.
  * The Linear system is LV = d
  * Where L is Laplacian Matrix, V as the vertices in Mesh, d is the differential coordinates
- * The Laplacian Matrix is computes as a
+ * The Laplacian Matrix is computes as a:
- * Lij = sum(Wij) (if i == j)
+ * `Lij = sum(Wij) (if i == j)`
- * Lij = Wij (if i != j)
+ * `Lij = Wij (if i != j)`
- * Wij is weight between vertex Vi and vertex Vj, we use cotangent weight
+ * `Wij` is weight between vertex Vi and vertex Vj, we use cotangent weight
  *
- * The Differential Coordinate is computes as a
+ * The Differential Coordinate is computes as a:
- * di = Vi * sum(Wij) - sum(Wij * Vj)
+ * `di = Vi * sum(Wij) - sum(Wij * Vj)`
- * Where :
+ * Where:
  * di is the Differential Coordinate i
- * sum (Wij) is the sum of all weights between vertex Vi and its vertices neighbors (Vj)
+ * `sum (Wij)` is the sum of all weights between vertex Vi and its vertices neighbors (`Vj`).
- * sum (Wij * Vj) is the sum of the product between vertex neighbor Vj and weight Wij
+ * `sum (Wij * Vj)` is the sum of the product between vertex neighbor `Vj` and weight `Wij`
- *                for all neighborhood.
+ *                  for all neighborhood.
  *
  * This Laplacian Matrix is described in the paper:
  * Desbrun M. et.al, Implicit fairing of irregular meshes using diffusion and curvature flow,

source/blender/python/intern/bpy_rna.c

@@ -7082,7 +7082,7 @@ static void pyrna_subtype_set_rna(PyObject *newclass, StructRNA *srna)
   PyObject_SetAttr(newclass, bpy_intern_str_bl_rna, item);
   Py_DECREF(item);
 
-  /* Add staticmethods and classmethods. */
+  /* Add `staticmethod` and `classmethod` functions. */
   {
     const PointerRNA func_ptr = {NULL, srna, NULL};
     const ListBase *lb;
@@ -7092,7 +7092,7 @@ static void pyrna_subtype_set_rna(PyObject *newclass, StructRNA *srna)
     for (link = lb->first; link; link = link->next) {
       FunctionRNA *func = (FunctionRNA *)link;
       const int flag = RNA_function_flag(func);
-      if ((flag & FUNC_NO_SELF) &&         /* Is staticmethod or classmethod. */
+      if ((flag & FUNC_NO_SELF) &&         /* Is `staticmethod` or `classmethod`. */
           (flag & FUNC_REGISTER) == false) /* Is not for registration. */
       {
         /* We may want to set the type of this later. */

source/blender/render/intern/texture_pointdensity.c

@@ -155,7 +155,8 @@ static void pointdensity_cache_psys(
   ParticleSimulationData sim = {NULL};
   ParticleData *pa = NULL;
   float cfra = BKE_scene_ctime_get(scene);
-  int i /*, Childexists*/ /* UNUSED */;
+  int i;
+  // int childexists = 0; /* UNUSED */
   int total_particles;
   int data_used;
   float *data_vel, *data_life;

tools/check_source/check_spelling_c_config.py

@@ -54,6 +54,7 @@ dict_custom = {
     "canonicalizing",
     "catadioptric",
     "checksums",
+    "chrominance",
     "clearcoat",
     "codecs",
     "collapser",