Cleanup: typos in code and comments.

No functional changes.

intern/opensubdiv/internal/evaluator/evaluator_impl.cc

@@ -553,7 +553,7 @@ void convertPatchCoordsToArray(const OpenSubdiv_PatchCoord *patch_coords,
 
 }  // namespace
 
-// Note: Define as a class instead of typedcef to make it possible
+// Note: Define as a class instead of typedef to make it possible
 // to have anonymous class in opensubdiv_evaluator_internal.h
 class CpuEvalOutput : public VolatileEvalOutput<CpuVertexBuffer,
                                                 CpuVertexBuffer,

intern/opensubdiv/opensubdiv_capi_type.h

@@ -23,7 +23,7 @@
 extern "C" {
 #endif
 
-// Keep this a bitmask os it's possible to pass available
+// Keep this a bitmask so it's possible to pass available
 // evaluators to Blender.
 typedef enum eOpenSubdivEvaluator {
   OPENSUBDIV_EVALUATOR_CPU = (1 << 0),

source/blender/blenkernel/BKE_subdiv.h

@@ -56,7 +56,7 @@ typedef enum eSubdivFVarLinearInterpolation {
 } eSubdivFVarLinearInterpolation;
 
 typedef struct SubdivSettings {
-  /* Simple subdivision corresponds to "Simple" option in the interface. When its enabled the
+  /* Simple subdivision corresponds to "Simple" option in the interface. When it's enabled the
    * subdivided mesh is not "smoothed": new vertices are added uniformly on the existing surface.
    *
    * On an OpenSubdiv implementation level this translates to a subdivision scheme:

source/blender/blenkernel/BKE_subdiv_foreach.h

@@ -127,7 +127,7 @@ typedef struct SubdivForeachContext {
   SubdivForeachVertexFromEdgeCb vertex_edge;
   /* Called exactly once, always corresponds to a single ptex face. */
   SubdivForeachVertexInnerCb vertex_inner;
-  /* Called once for each loose vertex. One loose coarse vertexcorresponds
+  /* Called once for each loose vertex. One loose coarse vertex corresponds
    * to a single subdivision vertex.
    */
   SubdivForeachLooseCb vertex_loose;
@@ -144,7 +144,7 @@ typedef struct SubdivForeachContext {
   SubdivForeachPolygonCb poly;
 
   /* User-defined pointer, to allow callbacks know something about context the
-   * traversal is happening for,
+   * traversal is happening for.
    */
   void *user_data;
 
@@ -163,7 +163,7 @@ typedef struct SubdivForeachContext {
  * indices (for vertices, edges, loops, polygons) in the same way as subdivision
  * modifier will do for a dense mesh.
  *
- * Returns truth if the whole topology was traversed, without any early exits.
+ * Returns true if the whole topology was traversed, without any early exits.
  *
  * TODO(sergey): Need to either get rid of subdiv or of coarse_mesh.
  * The main point here is to be able to get base level topology, which can be

source/blender/blenkernel/intern/subdiv_mesh.c

@@ -50,7 +50,7 @@ typedef struct SubdivMeshContext {
   const Mesh *coarse_mesh;
   Subdiv *subdiv;
   Mesh *subdiv_mesh;
-  /* Cached custom data arrays for fastter access. */
+  /* Cached custom data arrays for faster access. */
   int *vert_origindex;
   int *edge_origindex;
   int *loop_origindex;

source/blender/io/alembic/intern/abc_customdata.cc

@@ -247,13 +247,13 @@ void write_generated_coordinates(const OCompoundProperty &prop, CDStreamConfig &
     coords[vertex_idx].setValue(orco_yup[0], orco_yup[1], orco_yup[2]);
   }
 
-  if (!config.abc_ocro.valid()) {
+  if (!config.abc_orco.valid()) {
     /* Create the Alembic property and keep a reference so future frames can reuse it. */
-    config.abc_ocro = OV3fGeomParam(prop, propNameOriginalCoordinates, false, kVertexScope, 1);
+    config.abc_orco = OV3fGeomParam(prop, propNameOriginalCoordinates, false, kVertexScope, 1);
   }
 
   OV3fGeomParam::Sample sample(coords, kVertexScope);
-  config.abc_ocro.set(sample);
+  config.abc_orco.set(sample);
 }
 
 void write_custom_data(const OCompoundProperty &prop,

source/blender/io/alembic/intern/abc_customdata.h

@@ -79,8 +79,8 @@ struct CDStreamConfig {
    * UV map is kept alive by the Alembic mesh sample itself. */
   std::map<std::string, Alembic::AbcGeom::OV2fGeomParam> abc_uv_maps;
 
-  /* OCRO coordinates, aka Generated Coordinates. */
-  Alembic::AbcGeom::OV3fGeomParam abc_ocro;
+  /* ORCO coordinates, aka Generated Coordinates. */
+  Alembic::AbcGeom::OV3fGeomParam abc_orco;
 
   CDStreamConfig()
       : mloop(NULL),