Enhancements to implementation

- OASIS layers are turned into pure layer name (not lxdy_name) for
  MAG output
- Boxes of instances had been incorrect
- consistent naming of cell files in presence of special chars

src/db/db/dbSaveLayoutOptions.cc

@@ -294,6 +294,17 @@ SaveLayoutOptions::get_valid_layers (const db::Layout &layout, std::vector <std:
       }
     }
 
+  } else if (lm == LP_AssignNameWithPriority) {
+
+    for (std::vector<std::pair <unsigned int, db::LayerProperties> >::const_iterator l = all_layers.begin (); l != all_layers.end (); ++l) {
+      layers.push_back (*l);
+      if (l->second.name.empty ()) {
+        layers.back ().second = tl::sprintf ("L%dD%d", l->second.layer, l->second.datatype);
+      } else if (l->second.layer >= 0 && l->second.datatype >= 0) {
+        layers.back ().second = l->second.name;
+      }
+    }
+
   } else if (lm == LP_AssignNumber) {
 
     int next_layer = 0;

src/db/db/dbSaveLayoutOptions.h

@@ -391,7 +391,8 @@ public:
     LP_OnlyNumbered = 0,
     LP_OnlyNamed = 1,
     LP_AssignName = 2,
-    LP_AssignNumber = 3
+    LP_AssignNameWithPriority = 3,
+    LP_AssignNumber = 4
   };
 
   /**
@@ -401,7 +402,8 @@ public:
    *  The lm mode specifies how to create layer properties for "halfway defined" layers - 
    *    - LP_OnlyNamed will only select named ones
    *    - LP_OnlyNumbered will select only numbered ones
-   *    - LP_AssignName will assign a name when no name is given
+   *    - LP_AssignName will assign a name when no name is given plus encode layer/datatype when given
+   *    - LP_AssignNameWithPriority will assign a name when no name is given and does not encore layer/datatype together with a name
    *    - LP_AssignNumber will assign numbers when no number is given 
    */
   void get_valid_layers (const db::Layout &layout, std::vector <std::pair <unsigned int, db::LayerProperties> > &valid_layers, LayerAssignmentMode lm) const;

src/db/db/dbShapeProcessor.h

@@ -160,6 +160,14 @@ public:
    */
   void reserve (size_t n);
 
+  /**
+   *  @brief Sets the base verbosity of the processor (see EdgeProcessor::set_base_verbosity for details)
+   */
+  void set_base_verbosity (int bv)
+  {
+    m_processor.set_base_verbosity (bv);
+  }
+
   /**
    *  @brief Enable progress
    *