Cleanup: spelling in comments (make check_spelling_*)

Also inconsistent capitalization.

intern/cycles/integrator/denoiser_gpu.cpp

@@ -261,7 +261,7 @@ bool DenoiserGPU::denoise_filter_color_preprocess(const DenoiseContext &context,
 {
   if (context.denoise_params.type != DENOISER_OPTIX) {
     /* Pass preprocessing is used to clamp values for the OptiX denoiser.
-     * Clamping is not necceasry for other denoisers, so just skip this preprocess step. */
+     * Clamping is not necessary for other denoisers, so just skip this preprocess step. */
     return true;
   }
 

source/blender/blenlib/BLI_threads.h

@@ -26,7 +26,7 @@ void BLI_threadapi_init(void);
 void BLI_threadapi_exit(void);
 
 /**
- * \param tot: When 0 only initializes malloc mutex in a safe way (see sequence.c)
+ * \param tot: When 0 only initializes `malloc` mutex in a safe way (see sequence.c)
  * problem otherwise: scene render will kill of the mutex!
  */
 void BLI_threadpool_init(struct ListBase *threadbase, void *(*do_thread)(void *), int tot);

source/blender/blenlib/intern/string_utf8.cc

@@ -863,34 +863,34 @@ bool BLI_str_utf32_char_is_optional_break_before(char32_t codepoint, char32_t co
 
   /* Close punctuation. */
   if (ELEM(codepoint_prev,
-           0x3001,  /* Ideographic Comma. */
-           0x3002,  /* Ideographic Full Stop. */
-           0xFE10,  /* Presentation Form for Vertical Ideographic Comma. */
-           0xFE11,  /* Presentation Form for Vertical Ideographic Full Stop. */
-           0xFE12,  /* Presentation Form for Vertical Ideographic Colon. */
-           0xFE50,  /* Small Comma. */
-           0xFE52,  /* Small Full Stop. */
-           0xFF0C,  /* Fullwidth Comma. */
-           0xFF0E,  /* Fullwidth Full Stop. */
-           0XFF61,  /* Halfwidth Ideographic Full Stop. */
-           0Xff64)) /* Halfwidth Ideographic Comma. */
+           0x3001,  /* Ideographic comma. */
+           0x3002,  /* Ideographic full stop. */
+           0xFE10,  /* Presentation form for vertical ideographic comma. */
+           0xFE11,  /* Presentation form for vertical ideographic full stop. */
+           0xFE12,  /* Presentation form for vertical ideographic colon. */
+           0xFE50,  /* Small comma. */
+           0xFE52,  /* Small full stop. */
+           0xFF0C,  /* Full-width comma. */
+           0xFF0E,  /* Full-width full stop. */
+           0XFF61,  /* Half-width ideographic full stop. */
+           0Xff64)) /* Half-width ideographic comma. */
   {
     return true;
   }
 
   /* Exclamation/Interrogation. */
   if (ELEM(codepoint_prev,
-           '!',     /* Exlamation Mark. */
-           '?',     /* Question Mark. */
-           0x05C6,  /* Hebrew punctuation maqaf. */
+           '!',     /* Exclamation mark. */
+           '?',     /* Question mark. */
+           0x05C6,  /* Hebrew punctuation `maqaf`. */
            0x061B,  /* Arabic semicolon. */
            0x061E,  /* Arabic triple dot. */
            0x061F,  /* Arabic question mark. */
            0x06D4,  /* Arabic full stop. */
            0x07F9,  /* N'Ko question mark. */
            0x0F0D,  /* Tibetan shad mark. */
-           0xFF01,  /* Fullwidth Exclamation Mark. */
-           0xFF1F)) /* Fullwidth Question Mark. */
+           0xFF01,  /* Full-width exclamation mark. */
+           0xff1f)) /* full-width question mark. */
   {
     return true;
   }

source/blender/blenlib/intern/task_iterator.cc

@@ -20,7 +20,7 @@
 /** \name Macros
  * \{ */
 
-/* Allows to avoid using malloc for userdata_chunk in tasks, when small enough. */
+/* Allows to avoid using `malloc` for userdata_chunk in tasks, when small enough. */
 #define MALLOCA(_size) ((_size) <= 8192) ? alloca(_size) : MEM_mallocN((_size), __func__)
 #define MALLOCA_FREE(_mem, _size) \
   if (((_mem) != nullptr) && ((_size) > 8192)) { \

source/blender/blenloader/intern/versioning_280.cc

@@ -1875,8 +1875,8 @@ static void update_musgrave_node_dimensions(bNodeTree *ntree)
 }
 
 /* The Color output of the Musgrave node has been removed. Previously, this
- * output was just equal to the Fac output. To correct this, we move links
- * from the Color output to the Fac output if they exist.
+ * output was just equal to the `Fac` output. To correct this, we move links
+ * from the Color output to the `Fac` output if they exist.
  */
 static void update_musgrave_node_color_output(bNodeTree *ntree)
 {
@@ -1919,10 +1919,10 @@ static void update_voronoi_node_f3_and_f4(bNodeTree *ntree)
   }
 }
 
-/* The Fac output of the Voronoi node has been removed. Previously, this
+/* The `Fac` output of the Voronoi node has been removed. Previously, this
  * output was the voronoi distance in the Intensity mode and the Cell ID
  * in the Cell mode. To correct this, we update the identifier and name
- * of the Fac socket such that it gets mapped to the Distance socket.
+ * of the `Fac` socket such that it gets mapped to the Distance socket.
  * This is supposed to work with update_voronoi_node_coloring.
  */
 static void update_voronoi_node_fac_output(bNodeTree *ntree)
@@ -2051,7 +2051,7 @@ static void update_voronoi_node_crackle(bNodeTree *ntree)
  * The coloring property of the Voronoi node was removed. Previously,
  * if the coloring enum was set to Intensity (0), the voronoi distance
  * was returned in all outputs, otherwise, the Cell ID was returned.
- * Since we remapped the Fac output in update_voronoi_node_fac_output,
+ * Since we remapped the `Fac` output in update_voronoi_node_fac_output,
  * then to fix this, we relink the Color output to the Distance
  * output if coloring was set to 0, and the other way around otherwise.
  */

source/blender/editors/interface/interface_style.cc

@@ -255,15 +255,15 @@ void UI_fontstyle_draw_multiline_clipped_ex(const uiFontStyle *fs,
 
   /* Draw so that overall text is centered vertically. */
   yofs = (max_height + lines.size() * line_height) / 2.0f - BLF_ascender(fs->uifont_id) -
-         /* Not sure substracting the descender is always wanted, gives best results where this is
-          * currently used. */
+         /* Not sure subtracting the descender is always wanted,
+          * gives best results where this is currently used. */
          BLF_descender(fs->uifont_id) / 2.0f;
   yofs = std::max(0, yofs);
 
   ResultBLF line_result = {0, 0};
   /* Draw each line with the given alignment. */
   for (StringRef line : lines) {
-    /* String wrapping might have trailing/leading whitespace. */
+    /* String wrapping might have trailing/leading white-space. */
     line = line.trim();
 
     if (align == UI_STYLE_TEXT_CENTER) {

source/blender/editors/render/render_internal.cc

@@ -877,7 +877,7 @@ static bool render_break(void * /*rjv*/)
   return false;
 }
 
-/* runs in thread, no cursor setting here works. careful with notifiers too (malloc conflicts) */
+/* runs in thread, no cursor setting here works. careful with notifiers too (`malloc` conflicts) */
 /* maybe need a way to get job send notifier? */
 static void render_drawlock(void *rjv, bool lock)
 {

source/blender/imbuf/intern/allocimbuf.cc

@@ -685,7 +685,7 @@ ImBuf *IMB_dupImBuf(const ImBuf *ibuf1)
   }
   tbuf.dds_data.data = nullptr;
 
-  /* set malloc flag */
+  /* Set `malloc` flag. */
   tbuf.refcounter = 0;
 
   /* for now don't duplicate metadata */

tools/check_source/check_spelling_config.py

@@ -448,6 +448,7 @@ dict_custom = {
     "unclaim",
     "unclamped",
     "unclipped",
+    "unclosed",
     "uncollapsed",
     "uncomment",
     "uncommented",
@@ -469,6 +470,7 @@ dict_custom = {
     "undistorting",
     "unduplicated",
     "uneditable",
+    "unescaped",
     "unflagged",
     "unflip",
     "unfoldable",