bugfix

cornell_box.obj

@@ -34,7 +34,7 @@ v 343.0 548.0 227.0
 v 343.0 548.0 332.0
 v 213.0 548.0 332.0
 v 213.0 548.0 227.0
-#f -4 -3 -2 -1
+f -4 -3 -2 -1
 
 o ceiling
 usemtl white

test.cc

@@ -8,7 +8,7 @@ main(
   int argc,
   char **argv)
 {
-  std::string inputfile = "test.obj";
+  std::string inputfile = "cornell_box.obj";
   std::vector<tinyobj::shape_t> shapes;
 
   if (argc > 1) {

tiny_obj_loader.cc

@@ -414,6 +414,8 @@ std::string LoadMtl (
       material.unknown_parameter.insert(std::pair<std::string, std::string>(key, value));
     }
   }
+  // flush last material.
+  material_map.insert(std::pair<std::string, material_t>(material.name, material));
 
   return err.str();
 }