Cleanup: spelling

intern/cycles/kernel/closure/bssrdf.h

@@ -231,7 +231,7 @@ ccl_device float bssrdf_burley_eval(const float d, float r)
    * NOTES:
    * - Surface albedo is already included into sc->weight, no need to
    *   multiply by this term here.
-   * - This is normalized diffuse model, so the equation is mutliplied
+   * - This is normalized diffuse model, so the equation is multiplied
    *   by 2*pi, which also matches cdf().
    */
   float exp_r_3_d = expf(-r / (3.0f * d));

intern/cycles/kernel/kernel_types.h

@@ -1523,7 +1523,7 @@ static_assert_align(KernelShader, 16);
  * Queue 1 - Active rays
  * Queue 2 - Background queue
  * Queue 3 - Shadow ray cast kernel - AO
- * Queeu 4 - Shadow ray cast kernel - direct lighting
+ * Queue 4 - Shadow ray cast kernel - direct lighting
  */
 
 /* Queue names */

source/blender/alembic/intern/abc_mesh.cc

@@ -1336,7 +1336,7 @@ static void read_subd_sample(const std::string &iobject_full_name,
 
   if ((settings->read_flag & MOD_MESHSEQ_READ_POLY) != 0) {
     /* Alembic's 'SubD' scheme is used to store subdivision surfaces, i.e. the pre-subdivision
-     * mesh. Currently we don't add a subdivison modifier when we load such data. This code is
+     * mesh. Currently we don't add a subdivision modifier when we load such data. This code is
      * assuming that the subdivided surface should be smooth, and sets a flag that will eventually
      * mark all polygons as such. */
     abc_mesh_data.poly_flag_smooth = true;

source/blender/blenlib/intern/freetypefont.c

@@ -565,7 +565,7 @@ VChar *BLI_vfontchar_copy(const VChar *vchar_src, const int UNUSED(flag))
  *       between them
  * </pre>
  *
- * Each glyph's original outline points are located on a grid of indivisible units.
+ * Each glyphs original outline points are located on a grid of indivisible units.
  * The points are stored in the font file as 16-bit integer grid coordinates,
  * with the grid origin's being at (0, 0); they thus range from -16384 to 16383.
  *

source/blender/blentranslation/msgfmt/msgfmt.c

@@ -24,7 +24,7 @@
  *
  * Generate binary message catalog from textual translation description.
  *
- * This program converts a textual Uniforum-style message catalog (.po file)
+ * This program converts a textual Uniform-style message catalog (.po file)
  * into a binary GNU catalog (.mo file).
  * This is essentially the same function as the GNU msgfmt program,
  * however, it is a simpler implementation.

source/blender/bmesh/intern/bmesh_marking.c

@@ -870,9 +870,11 @@ void BM_editselection_normal(BMEditSelection *ese, float r_normal[3])
   }
 }
 
-/* Calculate a plane that is rightangles to the edge/vert/faces normal
+/**
+ * Calculate a plane that is right angles to the edge/vert/faces normal
  * also make the plane run along an axis that is related to the geometry,
- * because this is used for the gizmos Y axis. */
+ * because this is used for the gizmos Y axis.
+ */
 void BM_editselection_plane(BMEditSelection *ese, float r_plane[3])
 {
   if (ese->htype == BM_VERT) {

source/blender/bmesh/intern/bmesh_query.c

@@ -1542,7 +1542,7 @@ float BM_loop_calc_face_normal_safe_ex(const BMLoop *l, const float epsilon_sq,
 /**
  * #BM_loop_calc_face_normal_safe_ex with pre-defined sane epsilon.
  *
- * Since this doesn't scale baed on triangle size, fixed value works well.
+ * Since this doesn't scale based on triangle size, fixed value works well.
  */
 float BM_loop_calc_face_normal_safe(const BMLoop *l, float r_normal[3])
 {

source/blender/bmesh/intern/bmesh_walkers_impl.c

@@ -648,7 +648,7 @@ static void *bmw_ConnectedVertexWalker_step(BMWalker *walker)
  * \note that this doesn't work on non-manifold geometry.
  * it might be better to rewrite this to extract
  * boundary info from the island walker, rather then directly walking
- * over the boundary.  raises an error if it encounters nonmanifold geometry.
+ * over the boundary.  raises an error if it encounters non-manifold geometry.
  *
  * \todo Add restriction flag/callback for wire edges.
  */

source/blender/compositor/intern/COM_CompositorContext.h

@@ -215,7 +215,7 @@ class CompositorContext {
   }
 
   /**
-   * \brief get the current framenumber of the scene in this context
+   * \brief get the current frame-number of the scene in this context
    */
   int getFramenumber() const;
 

source/blender/compositor/intern/COM_OpenCLDevice.h

@@ -78,8 +78,8 @@ class OpenCLDevice : public Device {
   bool initialize();
 
   /**
-   * \brief deinitialize the device
-   * During deintiialization the command queue is cleared
+   * \brief de-initialize the device
+   * During de-initialization the command queue is cleared
    */
   void deinitialize();
 

source/blender/compositor/operations/COM_WriteBufferOperation.cpp

@@ -119,7 +119,7 @@ void WriteBufferOperation::executeOpenCLRegion(OpenCLDevice *device,
   /*
    * 1. create cl_mem from outputbuffer
    * 2. call NodeOperation (input) executeOpenCLChunk(.....)
-   * 3. schedule readback from opencl to main device (outputbuffer)
+   * 3. schedule read back from opencl to main device (outputbuffer)
    * 4. schedule native callback
    *
    * note: list of cl_mem will be filled by 2, and needs to be cleaned up by 4

source/blender/draw/engines/eevee/eevee_effects.c

@@ -509,7 +509,7 @@ void EEVEE_downsample_buffer(EEVEE_Data *vedata, GPUTexture *texture_src, int le
 }
 
 /**
- * Simple downsampling algorithm for cubemap. Reconstruct mip chain up to mip level.
+ * Simple down-sampling algorithm for cubemap. Reconstruct mip chain up to mip level.
  */
 void EEVEE_downsample_cube_buffer(EEVEE_Data *vedata, GPUTexture *texture_src, int level)
 {
@@ -580,7 +580,7 @@ void EEVEE_draw_effects(EEVEE_ViewLayerData *UNUSED(sldata), EEVEE_Data *vedata)
   /* NOTE: Lookdev drawing happens before TAA but after
    * motion blur and dof to avoid distortions.
    * Velocity resolve use a hack to exclude lookdev
-   * spheres from creating shimering reprojection vectors. */
+   * spheres from creating shimmering re-projection vectors. */
   EEVEE_lookdev_draw(vedata);
   EEVEE_velocity_resolve(vedata);
 

source/blender/draw/engines/eevee/eevee_lightprobes.c

@@ -1213,7 +1213,7 @@ void EEVEE_lightbake_filter_visibility(EEVEE_ViewLayerData *sldata,
   DRW_draw_pass(psl->probe_visibility_compute);
 }
 
-/* Actually a simple downsampling */
+/* Actually a simple down-sampling. */
 static void downsample_planar(void *vedata, int level)
 {
   EEVEE_PassList *psl = ((EEVEE_Data *)vedata)->psl;

source/blender/draw/engines/eevee/eevee_lights.c

@@ -779,7 +779,7 @@ static void eevee_light_setup(Object *ob, EEVEE_Light *evli)
 
 /**
  * Special ball distribution:
- * Point are distributed in a way that when they are orthogonaly
+ * Point are distributed in a way that when they are orthogonally
  * projected into any plane, the resulting distribution is (close to)
  * a uniform disc distribution.
  */

source/blender/draw/intern/draw_cache_extract_mesh.c

@@ -3790,7 +3790,7 @@ static void *extract_select_idx_init(const MeshRenderData *mr, void *buf)
   return vbo->data;
 }
 
-/* TODO Use glVertexID to get loop index and use the data structure on the CPU to retreive the
+/* TODO Use glVertexID to get loop index and use the data structure on the CPU to retrieve the
  * select element associated with this loop ID. This would remove the need for this separate index
  * VBOs. We could upload the p/e/v_origindex as a buffer texture and sample it inside the shader to
  * output original index. */

source/blender/draw/intern/draw_hair.c

@@ -253,7 +253,7 @@ void DRW_hair_update(void)
    * On some system it crashes (see T58489) and on some other it renders garbage (see T60171).
    *
    * So instead of using transform feedback we render to a texture,
-   * readback the result to system memory and reupload as VBO data.
+   * read back the result to system memory and re-upload as VBO data.
    * It is really not ideal performance wise, but it is the simplest
    * and the most local workaround that still uses the power of the GPU.
    */

source/blender/draw/intern/draw_manager.c

@@ -1955,7 +1955,7 @@ void DRW_render_to_image(RenderEngine *engine, struct Depsgraph *depsgraph)
     DRW_opengl_context_enable();
   }
 
-  /* IMPORTANT: We dont support immediate mode in render mode!
+  /* IMPORTANT: We don't support immediate mode in render mode!
    * This shall remain in effect until immediate mode supports
    * multiple threads. */
 

source/blender/draw/intern/draw_manager_shader.c

@@ -178,7 +178,7 @@ static void drw_deferred_shader_compilation_free(void *custom_data)
 
 static void drw_deferred_shader_add(GPUMaterial *mat, bool deferred)
 {
-  /* Do not deferre the compilation if we are rendering for image.
+  /* Do not defer the compilation if we are rendering for image.
    * deferred rendering is only possible when `evil_C` is available */
   if (DST.draw_ctx.evil_C == NULL || DRW_state_is_image_render() || !USE_DEFERRED_COMPILATION ||
       !deferred) {

source/blender/editors/animation/drivers.c

@@ -218,7 +218,7 @@ static int add_driver_with_target(ReportList *UNUSED(reports),
 
     /* Create a driver variable for the target
      *   - For transform properties, we want to automatically use "transform channel" instead
-     *     (The only issue is with quat rotations vs euler channels...)
+     *     (The only issue is with quaternion rotations vs euler channels...)
      *   - To avoid problems with transform properties depending on the final transform that they
      *     control (thus creating pseudo-cycles - see T48734), we don't use transform channels
      *     when both the source and destinations are in same places.

source/blender/editors/animation/keyframing.c

@@ -1544,9 +1544,9 @@ static bool delete_keyframe_fcurve(AnimData *adt, FCurve *fcu, float cfra)
 static void deg_tag_after_keyframe_delete(Main *bmain, ID *id, AnimData *adt)
 {
   if (adt->action == NULL) {
-    /* In the case last f-curve wes removed need to inform dependency graph
+    /* In the case last f-curve was removed need to inform dependency graph
      * about relations update, since it needs to get rid of animation operation
-     * for this datablock. */
+     * for this data-block. */
     DEG_id_tag_update_ex(bmain, id, ID_RECALC_ANIMATION_NO_FLUSH);
     DEG_relations_tag_update(bmain);
   }

source/blender/editors/gpencil/annotate_paint.c

@@ -1156,7 +1156,7 @@ static tGPsdata *gp_session_initpaint(bContext *C)
   /* create new context data */
   p = MEM_callocN(sizeof(tGPsdata), "Annotation Drawing Data");
 
-  /* Try to initialise context data
+  /* Try to initialize context data
    * WARNING: This may not always succeed (e.g. using GP in an annotation-only context)
    */
   if (gp_session_initdata(C, p) == 0) {

source/blender/editors/interface/interface_handlers.c

@@ -8184,7 +8184,7 @@ static int ui_handle_button_event(bContext *C, const wmEvent *event, uiBut *but)
           else {
             /* Do this so we can still mouse-up, closing the menu and running the button.
              * This is nice to support but there are times when the button gets left pressed.
-             * Keep disavled for now. */
+             * Keep disabled for now. */
             WM_event_remove_timer(data->wm, data->window, data->hold_action_timer);
             data->hold_action_timer = NULL;
           }

source/blender/editors/interface/interface_ops.c

@@ -1119,7 +1119,7 @@ static int reports_to_text_exec(bContext *C, wmOperator *UNUSED(op))
   txt = BKE_text_add(bmain, "Recent Reports");
 
   /* convert entire list to a display string, and add this to the text-block
-   * - if commandline debug option enabled, show debug reports too
+   * - if command-line debug option enabled, show debug reports too
    * - otherwise, up to info (which is what users normally see)
    */
   str = BKE_reports_string(reports, (G.debug & G_DEBUG) ? RPT_DEBUG : RPT_INFO);

source/blender/editors/object/object_relations.c

@@ -1744,7 +1744,7 @@ static Collection *single_object_users_collection(Main *bmain,
   }
 
   /* Since master collection has already be duplicated as part of scene copy,
-   * we do not duplictae it here.
+   * we do not duplicate it here.
    * However, this means its children need to be re-added manually here,
    * otherwise their parent lists are empty (which will lead to crashes, see T63101). */
   CollectionChild *child_next, *child = collection->children.first;

source/blender/editors/render/render_view.c

@@ -223,8 +223,8 @@ ScrArea *render_view_open(bContext *C, int mx, int my, ReportList *reports)
   /* get the correct image, and scale it */
   sima->image = BKE_image_verify_viewer(bmain, IMA_TYPE_R_RESULT, "Render Result");
 
-  /* if we're rendering to full screen, set appropriate hints on image editor
-   * so it can restore properly on pressing esc */
+  /* If we're rendering to full screen, set appropriate hints on image editor
+   * so it can restore properly on pressing escape. */
   if (sa->full) {
     sima->flag |= SI_FULLWINDOW;
 

source/blender/editors/space_image/space_image.c

@@ -586,7 +586,7 @@ static void image_main_region_draw(const bContext *C, ARegion *ar)
   float col[3];
 
   /* XXX This is in order to draw UI batches with the DRW
-   * olg context since we now use it for drawing the entire area */
+   * old context since we now use it for drawing the entire area. */
   gpu_batch_presets_reset();
 
   GPUViewport *viewport =

source/blender/editors/space_info/info_stats.c

@@ -574,7 +574,7 @@ void ED_info_stats_clear(ViewLayer *view_layer)
 
 const char *ED_info_stats_string(Main *bmain, Scene *scene, ViewLayer *view_layer)
 {
-  /* Loopin through dependency graph when interface is locked in not safe.
+  /* Looping through dependency graph when interface is locked in not safe.
    * Thew interface is marked as locked when jobs wants to modify the
    * dependency graph. */
   wmWindowManager *wm = bmain->wm.first;

source/blender/editors/space_outliner/outliner_intern.h

@@ -139,8 +139,8 @@ enum {
   TE_DISABLED = (1 << 4),
   TE_DRAGGING = (1 << 5),
   TE_CHILD_NOT_IN_COLLECTION = (1 << 6),
-  /* Child elements of the same type in the iconrow are drawn merged as one icon.
-   * TE_ICONROW_MERGED is set for an element that is part of these merged child icons. */
+  /* Child elements of the same type in the icon-row are drawn merged as one icon.
+   * This flag is set for an element that is part of these merged child icons. */
   TE_ICONROW_MERGED = (1 << 7),
 };
 

source/blender/editors/space_outliner/outliner_tools.c

@@ -479,9 +479,11 @@ void OUTLINER_OT_scene_operation(wmOperatorType *ot)
 }
 /* ******************************************** */
 
-/* Stores the parent and a child element of a merged iconrow icon for
- * the merged select popup menu. The subtree of the parent is searched and
- * the child is needed to only show elements of the same type in the popup. */
+/**
+ * Stores the parent and a child element of a merged icon-row icon for
+ * the merged select popup menu. The sub-tree of the parent is searched and
+ * the child is needed to only show elements of the same type in the popup.
+ */
 typedef struct MergedSearchData {
   TreeElement *parent_element;
   TreeElement *select_element;
@@ -545,7 +547,7 @@ static void merged_element_search_call_cb(struct bContext *C, void *UNUSED(arg1)
 }
 
 /** Merged element search menu
- * Created on activation of a merged or aggregated iconrow icon.
+ * Created on activation of a merged or aggregated icon-row icon.
  */
 static uiBlock *merged_element_search_menu(bContext *C, ARegion *ar, void *data)
 {

source/blender/editors/space_sequencer/sequencer_draw.c

@@ -1045,9 +1045,8 @@ ImBuf *sequencer_ibuf_get(struct Main *bmain,
       bmain, depsgraph, scene, rectx, recty, proxy_size, false, &context);
   context.view_id = BKE_scene_multiview_view_id_get(&scene->r, viewname);
 
-  /* sequencer could start rendering, in this case we need to be sure it wouldn't be canceled
-   * by Esc pressed somewhere in the past
-   */
+  /* Sequencer could start rendering, in this case we need to be sure it wouldn't be canceled
+   * by Escape pressed somewhere in the past. */
   G.is_break = false;
 
   /* Rendering can change OGL context. Save & Restore framebuffer. */

source/blender/freestyle/intern/scene_graph/FrsMaterial.h

@@ -36,14 +36,14 @@ class FrsMaterial {
   /*! Default constructor */
   inline FrsMaterial();
 
-  /*! Builds a Material from its line, diffuse, ambiant, specular, emissive
+  /*! Builds a Material from its line, diffuse, ambient, specular, emissive
    *  colors, a shininess coefficient and line color priority.
    *    \param iLine:
    *      A 4 element float-array containing the line color.
    *    \param iDiffuse:
    *      A 4 element float-array containing the diffuse color.
    *    \param iAmbiant:
-   *      A 4 element float-array containing the ambiant color.
+   *      A 4 element float-array containing the ambient color.
    *    \param iSpecular:
    *      A 4 element float-array containing the specular color.
    *    \param iEmission:
@@ -159,31 +159,31 @@ class FrsMaterial {
     return Specular[3];
   }
 
-  /*! Returns the ambiant color as a 4 float array */
+  /*! Returns the ambient color as a 4 float array */
   inline const float *ambient() const
   {
     return Ambient;
   }
 
-  /*! Returns the red component of the ambiant color */
+  /*! Returns the red component of the ambient color */
   inline const float ambientR() const
   {
     return Ambient[0];
   }
 
-  /*! Returns the green component of the ambiant color */
+  /*! Returns the green component of the ambient color */
   inline const float ambientG() const
   {
     return Ambient[1];
   }
 
-  /*! Returns the blue component of the ambiant color */
+  /*! Returns the blue component of the ambient color */
   inline const float ambientB() const
   {
     return Ambient[2];
   }
 
-  /*! Returns the alpha component of the ambiant color */
+  /*! Returns the alpha component of the ambient color */
   inline const float ambientA() const
   {
     return Ambient[3];
@@ -267,7 +267,7 @@ class FrsMaterial {
    */
   inline void setSpecular(const float r, const float g, const float b, const float a);
 
-  /*! Sets the ambiant color.
+  /*! Sets the ambient color.
    *    \param r:
    *      Red component
    *    \param g:

source/blender/freestyle/intern/scene_graph/NodeTransform.h

@@ -48,7 +48,7 @@ class NodeTransform : public NodeGroup {
   /*! multiplies the current matrix by the x, y, z translation matrix. */
   void Translate(real x, real y, real z);
 
-  /*! multiplis the current matrix by a rotation matrix
+  /*! multiplies the current matrix by a rotation matrix
    *    iAngle
    *      The rotation angle
    *    x, y, z
@@ -56,13 +56,13 @@ class NodeTransform : public NodeGroup {
    */
   void Rotate(real iAngle, real x, real y, real z);
 
-  /*! multiplys the current matrix by a scaling matrix.
+  /*! multiplies the current matrix by a scaling matrix.
    *    x, y, z
    *      The scaling coefficients with respect to the x,y,z axis
    */
   void Scale(real x, real y, real z);
 
-  /*! Multiplys the current matrix by iMatrix */
+  /*! Multiplies the current matrix by iMatrix */
   void MultiplyMatrix(const Matrix44r &iMatrix);
 
   /*! Sets the current matrix to iMatrix */

source/blender/freestyle/intern/stroke/Curve.h

@@ -56,7 +56,7 @@ using namespace Geometry;
 /*! Class to represent a point of a curve.
  *  A CurvePoint can be any point of a 1D curve (it doesn't have to be a vertex of the curve).
  *  Any Interface1D is built upon ViewEdges, themselves built upon FEdges. Therefore, a curve is
- * basically a polyline made of a list SVertex. Thus, a CurvePoint is built by lineraly
+ * basically a polyline made of a list SVertex. Thus, a CurvePoint is built by linearly
  * interpolating two SVertex. CurvePoint can be used as virtual points while querying 0D
  * information along a curve at a given resolution.
  */

source/blender/gpu/intern/gpu_texture.c

@@ -1598,7 +1598,7 @@ void GPU_texture_generate_mipmap(GPUTexture *tex)
 
   if (GPU_texture_depth(tex)) {
     /* Some drivers have bugs when using glGenerateMipmap with depth textures (see T56789).
-     * In this case we just create a complete texture with mipmaps manually without downsampling.
+     * In this case we just create a complete texture with mipmaps manually without down-sampling.
      * You must initialize the texture levels using other methods like
      * GPU_framebuffer_recursive_downsample(). */
     int levels = 1 + floor(log2(max_ii(tex->w, tex->h)));

source/blender/makesdna/DNA_documentation.h

@@ -27,7 +27,7 @@
  * blender file. There is an executable that scans all files, looking
  * for struct-s to serialize (hence sdna: Struct \ref DNA). From this
  * information, it builds a file with numbers that encode the format,
- * the names of variables, and the plce to look for them.
+ * the names of variables, and the place to look for them.
  *
  * \section dnaissues Known issues with DNA
  *

source/blender/physics/intern/BPH_mass_spring.cpp

@@ -393,7 +393,7 @@ BLI_INLINE void cloth_calc_spring_force(ClothModifierData *clmd, ClothSpring *s)
     if (s->type & CLOTH_SPRING_TYPE_SEWING) {
       /* TODO: verify, half verified (couldn't see error)
        * sewing springs usually have a large distance at first so clamp the force so we don't get
-       * tunnelling through collision objects. */
+       * tunneling through collision objects. */
       BPH_mass_spring_force_spring_linear(data,
                                           s->ij,
                                           s->kl,

source/blender/python/intern/bpy_operator_wrap.c

@@ -58,7 +58,7 @@ static void operator_properties_init(wmOperatorType *ot)
   /* set the default property: ot->prop */
   {
     /* Picky developers will notice that 'bl_property' won't work with inheritance
-     * get direct from the dict to avoid raising a load of attribute errors (yes this isnt ideal)
+     * get direct from the dict to avoid raising a load of attribute errors (yes this isn't ideal)
      * - campbell. */
     PyObject *py_class_dict = py_class->tp_dict;
     PyObject *bl_property = PyDict_GetItem(py_class_dict, bpy_intern_str_bl_property);

source/blender/python/mathutils/mathutils_geometry.c

@@ -1510,7 +1510,7 @@ static PyObject *M_Geometry_convex_hull_2d(PyObject *UNUSED(self), PyObject *poi
 
 /* Return a PyObject that is a list of lists, using the flattened list array
  * to fill values, with start_table and len_table giving the start index
- * and length of the toplevel_len sublists
+ * and length of the toplevel_len sub-lists.
  */
 static PyObject *list_of_lists_from_arrays(int *array,
                                            int *start_table,

source/blender/render/extern/include/RE_pipeline.h

@@ -256,7 +256,7 @@ void RE_SetView(struct Render *re, float mat[4][4]);
 /* get current view and window transform */
 void RE_GetViewPlane(struct Render *re, rctf *r_viewplane, rcti *r_disprect);
 
-/* set the render threads based on the commandline and autothreads setting */
+/* set the render threads based on the command-line and autothreads setting */
 void RE_init_threadcount(Render *re);
 
 bool RE_WriteRenderViewsImage(struct ReportList *reports,

source/blender/render/intern/source/imagetexture.c

@@ -267,7 +267,7 @@ int imagewrap(Tex *tex,
 
   if (texres->nor) {
     if (tex->imaflag & TEX_NORMALMAP) {
-      /* qdn: normal from color
+      /* Normal from color:
        * The invert of the red channel is to make
        * the normal map compliant with the outside world.
        * It needs to be done because in Blender

source/blender/windowmanager/intern/wm_operators.c

@@ -3011,7 +3011,7 @@ static void WM_OT_redraw_timer(wmOperatorType *ot)
 /** \} */
 
 /* -------------------------------------------------------------------- */
-/** \name Reporet Memory Statistics
+/** \name Report Memory Statistics
  *
  * Use for testing/debugging.
  * \{ */

source/blender/windowmanager/intern/wm_window.c

@@ -658,7 +658,7 @@ void wm_window_ghostwindows_ensure(wmWindowManager *wm)
 
   BLI_assert(G.background == false);
 
-  /* no commandline prefsize? then we set this.
+  /* No command-line prefsize? then we set this.
    * Note that these values will be used only
    * when there is no startup.blend yet.
    */