Cleanup: spelling

source/blender/blenkernel/intern/lib_override.c

@@ -528,7 +528,7 @@ static bool lib_override_library_create_do(Main *bmain, ID *id_root)
   }
 
   /* Now tag all non-object/collection IDs 'in-between' two tagged ones, as those are part of an
-   * override chain and therefore alos need to be overridden.
+   * override chain and therefore also need to be overridden.
    * One very common cases are e.g. drivers on geometry or materials of an overridden object, that
    * are using another overridden object as parameter. */
   /* Note that this call will also free the main relations data we created above. */
@@ -1714,7 +1714,7 @@ void BKE_lib_override_library_update(Main *bmain, ID *local)
 
   /* XXX We need a way to get off-Main copies of IDs (similar to localized mats/texts/ etc.)!
    *     However, this is whole bunch of code work in itself, so for now plain stupid ID copy
-   *     will do, as innefficient as it is. :/
+   *     will do, as inefficient as it is. :/
    *     Actually, maybe not! Since we are swapping with original ID's local content, we want to
    *     keep user-count in correct state when freeing tmp_id
    *     (and that user-counts of IDs used by 'new' local data also remain correct). */
@@ -1770,8 +1770,8 @@ void BKE_lib_override_library_update(Main *bmain, ID *local)
     tmp_key->from = tmp_id;
   }
 
-  /* Again, horribly innefficient in our case, we need something off-Main (aka more generic nolib
-   * copy/free stuff)! */
+  /* Again, horribly inefficient in our case, we need something off-Main
+   * (aka more generic nolib copy/free stuff)! */
   BKE_id_free_ex(bmain, tmp_id, LIB_ID_FREE_NO_UI_USER, true);
 
   if (GS(local->name) == ID_AR) {

source/blender/blenloader/intern/writefile.c

@@ -935,7 +935,7 @@ static bool write_file_handle(Main *mainvar,
   write_thumb(wd, thumb);
   write_global(wd, write_flags, mainvar);
 
-  /* The windowmanager and screen often change,
+  /* The window-manager and screen often change,
    * avoid thumbnail detecting changes because of this. */
   mywrite_flush(wd);
 

source/blender/draw/engines/overlay/overlay_image.c

@@ -346,9 +346,9 @@ void OVERLAY_image_camera_cache_populate(OVERLAY_Data *vedata, Object *ob)
 
       mul_m4_m4m4(mat, modelmat, mat);
       const bool is_foreground = (bgpic->flag & CAM_BGIMG_FLAG_FOREGROUND) != 0;
-      /* Alpha is clamped just below 1.0 to fix background images to intefere with foreground
+      /* Alpha is clamped just below 1.0 to fix background images to interfere with foreground
        * images. Without this a background image with 1.0 will be rendered on top of a transparent
-       * foreground image due to the differnet blending modes they use. */
+       * foreground image due to the different blending modes they use. */
       const float color_premult_alpha[4] = {1.0f, 1.0f, 1.0f, MIN2(bgpic->alpha, 0.999999)};
 
       DRWPass *pass = is_foreground ? (use_view_transform ? psl->image_foreground_scene_ps :

source/blender/editors/space_outliner/outliner_sync.c

@@ -257,9 +257,9 @@ static void outliner_select_sync_to_edit_bone(ViewLayer *view_layer,
       add_selected_item(selected_ebones, ebone);
     }
     else if (!is_edit_bone_selected(selected_ebones, ebone)) {
-      /* Dont flush to parent bone tip, synced selection is iterating the whole tree so deselecting
-       * potential children with 'ED_armature_ebone_select_set(ebone, false)' would leave own tip
-       * deselected. */
+      /* Don't flush to parent bone tip, synced selection is iterating the whole tree so
+       * deselecting potential children with `ED_armature_ebone_select_set(ebone, false)`
+       * would leave own tip deselected. */
       ebone->flag &= ~(BONE_SELECTED | BONE_TIPSEL | BONE_ROOTSEL);
     }
   }

source/blender/imbuf/intern/rectop.c

@@ -1275,9 +1275,9 @@ void buf_rectfill_area(unsigned char *rect,
 /**
  * Blend pixels of image area with solid color.
  *
- * For images with `uchar` buffer use color matching image colorspace.
- * For images with float buffer use color display colorspace.
- * If display colorspace can not be referenced, use color in SRGB colorspace.
+ * For images with `uchar` buffer use color matching image color-space.
+ * For images with float buffer use color display color-space.
+ * If display color-space can not be referenced, use color in SRGB color-space.
  *
  * \param ibuf: an image to be filled with color. It must be 4 channel image.
  * \param col: RGBA color.
@@ -1285,7 +1285,7 @@ void buf_rectfill_area(unsigned char *rect,
  * (x2, y2) is the end point. Note that values are allowed to be loosely ordered, which means that
  * x2 is allowed to be lower than x1, as well as y2 is allowed to be lower than y1. No matter the
  * order the area between x1 and x2, and y1 and y2 is filled.
- * \param display: colorspace reference for display space.
+ * \param display: color-space reference for display space.
  */
 void IMB_rectfill_area(ImBuf *ibuf,
                        const float col[4],

source/blender/render/intern/texture_image.c

@@ -742,8 +742,10 @@ typedef struct afdata_t {
 /* this only used here to make it easier to pass extend flags as single int */
 enum { TXC_XMIR = 1, TXC_YMIR, TXC_REPT, TXC_EXTD };
 
-/* similar to ibuf_get_color() but clips/wraps coords according to repeat/extend flags
- * returns true if out of range in clipmode */
+/**
+ * Similar to `ibuf_get_color()` but clips/wraps coords according to repeat/extend flags
+ * returns true if out of range in clip-mode.
+ */
 static int ibuf_get_color_clip(float col[4], ImBuf *ibuf, int x, int y, int extflag)
 {
   int clip = 0;
@@ -1114,7 +1116,7 @@ static int imagewraposa_aniso(Tex *tex,
     float t;
     SWAP(float, minx, miny);
     /* must rotate dxt/dyt 90 deg
-     * yet another blender problem is that swapping X/Y axes (or any tex proj switches)
+     * yet another blender problem is that swapping X/Y axes (or any tex projection switches)
      * should do something similar, but it doesn't, it only swaps coords,
      * so filter area will be incorrect in those cases. */
     t = dxt[0];
@@ -1257,9 +1259,9 @@ static int imagewraposa_aniso(Tex *tex,
     int maxlev;
     ImBuf *mipmaps[IMB_MIPMAP_LEVELS + 1];
 
-    /* modify ellipse minor axis if too eccentric, use for area sampling as well
-     * scaling dxt/dyt as done in pbrt is not the same
-     * (as in ewa_eval(), scale by sqrt(ibuf->x) to maximize precision) */
+    /* Modify ellipse minor axis if too eccentric, use for area sampling as well
+     * scaling `dxt/dyt` as done in PBRT is not the same
+     * (as in `ewa_eval()`, scale by `sqrt(ibuf->x)` to maximize precision). */
     const float ff = sqrtf(ibuf->x), q = ibuf->y / ff;
     const float Ux = dxt[0] * ff, Vx = dxt[1] * q, Uy = dyt[0] * ff, Vy = dyt[1] * q;
     const float A = Vx * Vx + Vy * Vy;

source/blender/sequencer/intern/render.c

@@ -80,7 +80,7 @@ static ThreadMutex seq_render_mutex = BLI_MUTEX_INITIALIZER;
 SequencerDrawView sequencer_view3d_fn = NULL; /* NULL in background mode */
 
 /* -------------------------------------------------------------------- */
-/** \name Colorspace utility functions
+/** \name Color-space utility functions
  * \{ */
 void seq_imbuf_assign_spaces(Scene *scene, ImBuf *ibuf)
 {
@@ -1778,9 +1778,8 @@ static ImBuf *do_render_strip_uncached(const SeqRenderData *context,
           state->scene_parents = &scene_parent;
           /* end check */
 
-          /* Use the Scene Seq's scene for the context when rendering the scene's sequences
-           * (necessary for Multicam Selector among others).
-           */
+          /* Use the Scene sequence-strip's scene for the context when rendering the
+           * scene's sequences (necessary for multi-cam selector among others). */
           SeqRenderData local_context = *context;
           local_context.scene = seq->scene;
           local_context.skip_cache = true;
@@ -2040,11 +2039,11 @@ static ImBuf *seq_render_strip_stack(const SeqRenderData *context,
   return out;
 }
 
-/*
- * returned ImBuf is refed!
- * you have to free after usage!
+/**
+ * \return The image buffer or NULL.
+ *
+ * \note The returned #ImBuf is has it's reference increased, free after usage!
  */
-
 ImBuf *SEQ_render_give_ibuf(const SeqRenderData *context, float timeline_frame, int chanshown)
 {
   Scene *scene = context->scene;