Cleanup: typos in code comments

source/blender/blenkernel/intern/grease_pencil_convert_legacy.cc

@@ -157,7 +157,7 @@ class AnimDataConvertor {
    * Source (old) RNA property path in source ID to destination (new) matching property RNA path in
    * destination ID.
    *
-   * \note All paths here are relative the their respective (source or destination) root path.
+   * \note All paths here are relative to their respective (source or destination) root path.
    * \note If this array is empty, all FCurves starting with `root_path_source` will be "rebased"
    * on `root_path_dst`.
    */

source/blender/blenlib/BLI_bit_span_to_index_ranges.hh

@@ -58,7 +58,7 @@ inline void bits_to_index_ranges(const BitSpan bits, IndexRangesBuilder<IntT> &b
     const int64_t bit_i_to_output_offset = start - start_bit;
 
     /* Iterate over ranges of 1s. For example, if the bits are 0b000111110001111000, the loop
-     * below requires two iterations. The worst case for this is when the there are very many small
+     * below requires two iterations. The worst case for this is when there are very many small
      * ranges of 1s (e.g. 0b10101010101). So far it seems like the overhead of detecting such
      * cases is higher than the potential benefit of using another algorithm. */
     BitInt current_value = masked_value;

source/blender/blenlib/intern/BLI_mempool_private.h

@@ -8,7 +8,7 @@
  * \ingroup bli
  *
  * Shared logic for #BLI_task_parallel_mempool to create a threaded iterator,
- * without exposing the these functions publicly.
+ * without exposing these functions publicly.
  */
 
 #include "BLI_compiler_attrs.h"

source/blender/blenlib/tests/BLI_convexhull_2d_test.cc

@@ -396,8 +396,8 @@ TEST(convexhull_2d, OctagonNearDuplicates)
       p *= scale;
     }
 
-    /* NOTE: `ROTATION_EPS` epsilon fails on MacOS,
-     * use a slightly larger epsilon to tests pass on all systems. */
+    /* NOTE: #ROTATION_EPS epsilon fails on MacOS,
+     * use a slightly larger epsilon so tests pass on all systems. */
     const float abs_error = scale < 10.0f ? ROTATION_EPS : 1e-5f;
     EXPECT_NEAR(convexhull_aabb_canonical_angle(BLI_convexhull_aabb_fit_points_2d(points_copy)),
                 DEG2RADF(51.5453016381),

source/blender/blenloader/intern/readfile.cc

@@ -965,7 +965,7 @@ static int *read_file_thumbnail(FileData *fd)
 }
 
 /**
- * ID names are truncated the their maximum allowed length at a very low level of the readfile code
+ * ID names are truncated to their maximum allowed length at a very low level of the readfile code
  * (see #read_id_struct).
  *
  * However, ensuring they remain unique can only be done once all IDs have been read and put in

source/blender/blenloader/intern/versioning_300.cc

@@ -1693,7 +1693,7 @@ static void version_geometry_nodes_set_position_node_offset(bNodeTree *ntree)
       /* Versioning happened already. */
       return;
     }
-    /* Change identifier of old socket, so that the there is no name collision. */
+    /* Change identifier of old socket, so that there is no name collision. */
     STRNCPY_UTF8(old_offset_socket->identifier, "Offset_old");
     blender::bke::node_add_static_socket(
         *ntree, *node, SOCK_IN, SOCK_VECTOR, PROP_TRANSLATION, "Offset", "Offset");

source/blender/bmesh/operators/bmo_dupe.cc

@@ -503,7 +503,7 @@ void bmo_split_exec(BMesh *bm, BMOperator *op)
 
         /* NOTE: `boundary_map.out` can't use #BMO_slot_copy because some of the "source"
          * geometry has been removed. In this case the (source -> destination) map doesn't work.
-         * In this case there is isn't an especially good option.
+         * In this case there isn't an especially good option.
          * The geometry needs to be included so the boundary is accessible.
          * Use the "destination" as the key and the value since it avoids adding freed
          * geometry into the map and can be easily detected by other operators.

source/blender/bmesh/tools/bmesh_bevel.cc

@@ -154,7 +154,7 @@ struct Profile {
   float *prof_co;
   /** Like prof_co, but for seg power of 2 >= seg. */
   float *prof_co_2;
-  /** Mark a special case so the these parameters aren't reset with others. */
+  /** Mark a special case so these parameters aren't reset with others. */
   bool special_params;
 };
 #define PRO_SQUARE_R 1e4f

source/blender/editors/space_text/text_format_py.cc

@@ -243,8 +243,8 @@ static int txtfmt_py_find_numeral_inner(const char *string)
   const char first = *string, second = *(string + 1);
 
   /* Decimal dot must be followed by a digit, any decimal digit.
-   * Note that the there can be any number of leading zeros after
-   * the decimal point (leading zeros are not allowed in integers) */
+   * Note that there can be any number of leading zeros after the decimal point
+   * (leading zeros are not allowed in integers). */
   if (first == '.') {
     if (text_check_digit(second)) {
       return 1 + txtfmt_py_numeral_string_count_decimal(string + 1);

source/blender/geometry/intern/smooth_curves.cc

@@ -54,7 +54,7 @@ static void gaussian_blur_1D(const Span<T> src,
   BLI_assert(!src.is_empty());
   BLI_assert(src.size() == dst.size());
 
-  /* Avoid computation if the there is just one point. */
+  /* Avoid computation if there is just one point. */
   if (src.size() == 1) {
     return;
   }

source/blender/render/intern/engine.cc

@@ -1321,7 +1321,7 @@ void RE_engine_tile_highlight_clear_all(RenderEngine *engine)
 
 bool RE_engine_gpu_context_create(RenderEngine *engine)
 {
-  /* If the there already is a draw manager render context available, reuse it. */
+  /* If there already is a draw manager render context available, reuse it. */
   engine->use_drw_render_context = (engine->re && RE_system_gpu_context_get(engine->re));
   if (engine->use_drw_render_context) {
     return true;