Introduucing the tag to the scene

libraries/render/src/render/Scene.h

@@ -14,6 +14,7 @@
 
 #include "Item.h"
 #include "SpatialTree.h"
+#include "Tag.h"
 
 namespace render {
 
@@ -114,6 +115,11 @@ protected:
     void removeItems(const ItemIDs& ids);
     void updateItems(const ItemIDs& ids, UpdateFunctors& functors);
 
+
+    // The Tag map
+    std::mutex _tagsMutex;
+    TagMap _tags;
+
     friend class Engine;
 };
 

libraries/render/src/render/Tag.cpp

@@ -0,0 +1,27 @@
+//
+//  Tag.cpp
+//  render/src/render
+//
+//  Created by Sam Gateau on 4/4/2017.
+//  Copyright 2017 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+#include "Tag.h"
+
+#include "Logging.h"
+
+using namespace render;
+
+Tag::Tag(const std::string& name, const ItemIDs items) : 
+    _name(name),
+    _items(items)
+{
+
+}
+
+Tag::~Tag() {
+
+}
+

libraries/render/src/render/Tag.h

@@ -0,0 +1,49 @@
+//
+//  Tag.h
+//  render/src/render
+//
+//  Created by Sam Gateau on 4/4/2017.
+//  Copyright 2017 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#ifndef hifi_render_Tag_h
+#define hifi_render_Tag_h
+
+#include "Item.h"
+
+namespace render {
+
+    class Tag {
+    public:
+
+        Tag(const std::string& name, const ItemIDs items);
+        ~Tag();
+
+        const std::string& getName() const { return _name; }
+
+        const ItemIDs& getItems() const { return _items; }
+
+    protected:
+        const std::string _name;
+        ItemIDs _items;
+    };
+    using Tags = std::vector<Tag>;
+
+    class TagMap {
+    public:
+        using NameMap = std::map<std::string, uint32_t>;
+
+        TagMap() {}
+        ~TagMap() {}
+
+
+    protected:
+        NameMap _names;
+        Tags _values;
+    };
+}
+
+#endif