Cleanup: spelling

source/blender/bmesh/intern/bmesh_log.c

@@ -655,7 +655,7 @@ void BM_log_mesh_elems_reorder(BMesh *bm, BMLog *log)
 BMLogEntry *BM_log_entry_add(BMLog *log)
 {
 	/* WARNING: this is now handled by the UndoSystem: BKE_UNDOSYS_TYPE_SCULPT
-	 * freeing here causes unnecesssary complications. */
+	 * freeing here causes unnecessary complications. */
 	BMLogEntry *entry;
 #if 0
 	/* Delete any entries after the current one */

source/blender/bmesh/operators/bmo_primitive.c

@@ -1099,7 +1099,7 @@ static void bm_mesh_calc_uvs_sphere_face(BMFace *f, const int cd_loop_uv_offset)
 	BLI_assert(f->len <= 4);
 
 	/* If face has 3 vertices, it's a polar face, in which case we need to
-	 * compute a nearbye to determine its latitude. */
+	 * compute a nearby to determine its latitude. */
 	float avgx = 0.0f, avgy = 0.0f;
 	BM_ITER_ELEM_INDEX (l, &iter, f, BM_LOOPS_OF_FACE, loop_index) {
 		if (f->len == 3) {

source/blender/bmesh/operators/bmo_subdivide_edgering.c

@@ -34,7 +34,7 @@
  * - verts use BM_ELEM_TAG, these need to be cleared before functions exit.
  *
  * \note Order of execution with 2+ rings is undefined,
- * so tage care
+ * so take care.
  */
 
 #include "MEM_guardedalloc.h"

source/blender/bmesh/operators/bmo_triangulate.c

@@ -267,7 +267,7 @@ void bmo_triangle_fill_exec(BMesh *bm, BMOperator *op)
 				}
 				else {
 					/* Edges with 1 or 3+ faces attached,
-					 * most likely caused by a degeneratge mesh. */
+					 * most likely caused by a degenerate mesh. */
 				}
 			}
 		}

source/blender/bmesh/tools/bmesh_bevel.c

@@ -1962,7 +1962,7 @@ static void print_adjust_stats(BoundVert *vstart)
  * residual in terms of that one degree of freedom.
  * Unfortunately, the results are in some cases worse than the general least squares solution
  * for the combined (with weights) problem, so this code is not used.
- * But keep it here for a while in case peformance issues demand that it be used sometimes. */
+ * But keep it here for a while in case performance issues demand that it be used sometimes. */
 static bool adjust_the_cycle_or_chain_fast(BoundVert *vstart, int np, bool iscycle)
 {
 	BoundVert *v;
@@ -2191,7 +2191,7 @@ static void adjust_the_cycle_or_chain(BoundVert *vstart, bool iscycle)
 
 /* Adjust the offsets to try to make them, as much as possible,
  * have even-width bevels with offsets that match their specs.
- * The problem that we can try to amelieroate is that when loop slide
+ * The problem that we can try to ameliorate is that when loop slide
  * is active, the meet point will probably not be the one that makes
  * both sides have their specified width. And because both ends may be
  * on loop slide edges, the widths at each end could be different.

source/blender/bmesh/tools/bmesh_bisect_plane.c

@@ -26,7 +26,7 @@
  * Cut the geometry in half using a plane.
  *
  * \par Implementation
- * This simply works by splitting tagged edges whos verts span either side of
+ * This simply works by splitting tagged edges who's verts span either side of
  * the plane, then splitting faces along their dividing verts.
  * The only complex case is when a ngon spans the axis multiple times,
  * in this case we need to do some extra checks to correctly bisect the ngon.

source/blender/editors/object/object_add.c

@@ -1668,9 +1668,9 @@ static int convert_exec(bContext *C, wmOperator *op)
 			Base *base = link->ptr.data;
 			ob = base->object;
 
-			/* The way object type conversion works currently (enforcing conversion of *all* objetcs using converted
-			 * obdata, even some un-selected/hidden/inother scene ones, sounds totally bad to me.
-			 * However, changing this is more design than bugfix, not to mention convoluted code below,
+			/* The way object type conversion works currently (enforcing conversion of *all* objects using converted
+			 * object-data, even some un-selected/hidden/another scene ones, sounds totally bad to me.
+			 * However, changing this is more design than bug-fix, not to mention convoluted code below,
 			 * so that will be for later.
 			 * But at the very least, do not do that with linked IDs! */
 			if ((ID_IS_LINKED(ob) || (ob->data && ID_IS_LINKED(ob->data))) && !keep_original) {

source/blender/editors/screen/screen_draw.c

@@ -202,7 +202,7 @@ static void scrarea_draw_shape_dark(ScrArea *sa, char dir)
 }
 
 /**
- * Draw screen area ligher with arrow shape ("eraser" of previous dark shape).
+ * Draw screen area lighter with arrow shape ("eraser" of previous dark shape).
  */
 static void scrarea_draw_shape_light(ScrArea *sa, char UNUSED(dir))
 {

source/blender/editors/transform/transform_conversions.c

@@ -2562,7 +2562,7 @@ static void createTransEditVerts(TransInfo *t)
 	}
 
 	copy_m3_m4(mtx, t->obedit->obmat);
-	/* we use a pseudoinverse so that when one of the axes is scaled to 0,
+	/* we use a pseudo-inverse so that when one of the axes is scaled to 0,
 	 * matrix inversion still works and we can still moving along the other */
 	pseudoinverse_m3_m3(smtx, mtx, PSEUDOINVERSE_EPSILON);
 

source/blender/editors/transform/transform_snap_object.c

@@ -467,7 +467,7 @@ static bool raycastDerivedMesh(
 		}
 	}
 	/* You need to make sure that ray_start is really far away,
-	 * because even in the Orthografic view, in some cases,
+	 * because even in the orthographic view, in some cases,
 	 * the ray can start inside the object (see T50486) */
 	if (len_diff > 400.0f) {
 		/* We pass a temp ray_start, set from object's boundbox, to avoid precision issues with

source/blender/python/mathutils/mathutils_Matrix.c

@@ -354,7 +354,7 @@ static PyObject *Matrix_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 
 			/* Input is now as a sequence of rows so length of sequence
 			 * is the number of rows */
-			/* -1 is an error, size checks will accunt for this */
+			/* -1 is an error, size checks will account for this */
 			const unsigned short num_row = PySequence_Size(arg);
 
 			if (num_row >= 2 && num_row <= 4) {