Pure pedantry: Replace all ".size() == 0" with ".empty()".

o3d/core/cross/gpu2d/path_processor.cc

 /*
  * Copyright 2010, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 1087 matching lines @@
         cur_segments.push_back(seg);
       }
     }
   }
 
   // Subdivide curves at most this many times
   const int kMaxIter = 5;
   std::vector<SweepInterval> overlaps;
 
   for (int cur_iter = 0; cur_iter < kMaxIter; ++cur_iter) {
-    if (cur_segments.size() == 0) {
+    if (cur_segments.empty()) {

[Peter Kasting, 2011/03/02 00:02:42]

Nit: "break;  // Done" would allow eliminating {} (2 places)

       // Done
       break;
     }
 
     std::vector<SweepEvent> events;
     SweepTree tree(arena_);
     for (std::vector<Segment*>::iterator iter = cur_segments.begin();
          iter != cur_segments.end();
          iter++) {
       Segment* seg = *iter;
@@ skipping 98 matching lines @@
         seg->Triangulate(false, NULL);
         cur_segments.push_back(seg);
       }
     }
   }
 
   // Subdivide curves at most this many times
   const int kMaxIter = 5;
 
   for (int cur_iter = 0; cur_iter < kMaxIter; ++cur_iter) {
-    if (cur_segments.size() == 0) {
+    if (cur_segments.empty()) {
       // Done
       break;
     }
 
     for (std::vector<Segment*>::iterator iter = cur_segments.begin();
          iter != cur_segments.end();
          iter++) {
       Segment* seg = *iter;
       if (seg->kind() == Segment::kCubic) {
         for (std::vector<Segment*>::iterator iter2 = cur_segments.begin();
@@ skipping 123 matching lines @@
   internal_gluTessEndPolygon(tess);
   for (size_t i = 0; i < state.allocated_pointers.size(); i++) {
     free(state.allocated_pointers[i]);
   }
   internal_gluDeleteTess(tess);
 }
 
 }  // namespace gpu2d
 }  // namespace o3d