From 7df7437e2dc433902c1ea7a20520a7562c426e34 Mon Sep 17 00:00:00 2001
From: Israël Hallé <israel.halle@shopify.com>
Date: Mon, 4 Aug 2014 16:03:09 -0400
Subject: Changes 64 bits family to fast 32 bits

---
 entityx/Entity.h    | 6 +++---
 entityx/Event.h     | 2 +-
 entityx/System.h    | 2 +-
 entityx/config.h.in | 5 +++--
 4 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/entityx/Entity.h b/entityx/Entity.h
index e36d761..e4192db 100644
--- a/entityx/Entity.h
+++ b/entityx/Entity.h
@@ -212,7 +212,7 @@ private:
  */
 struct BaseComponent {
  public:
-  typedef uint64_t Family;
+  typedef size_t Family;
 
   // NOTE: Component memory is *always* managed by the EntityManager.
   // Use Entity::destroy() instead.
@@ -519,8 +519,8 @@ class EntityManager : entityx::help::NonCopyable {
   template <typename C>
   void remove(Entity::Id id) {
     assert_valid(id);
-    const int family = C::family();
-    const int index = id.index();
+    const BaseComponent::Family family = C::family();
+    const uint32_t index = id.index();
     ComponentHandle<C> component(this, id);
     BasePool *pool = component_pools_[family];
     event_manager_.emit<ComponentRemovedEvent<C>>(Entity(this, id), component);
diff --git a/entityx/Event.h b/entityx/Event.h
index f830be0..f238497 100644
--- a/entityx/Event.h
+++ b/entityx/Event.h
@@ -26,7 +26,7 @@ namespace entityx {
 /// Used internally by the EventManager.
 class BaseEvent {
  public:
-  typedef uint64_t Family;
+  typedef size_t Family;
 
   virtual ~BaseEvent() {}
 
diff --git a/entityx/System.h b/entityx/System.h
index d94c91a..4854b8d 100644
--- a/entityx/System.h
+++ b/entityx/System.h
@@ -32,7 +32,7 @@ class SystemManager;
  */
 class BaseSystem : entityx::help::NonCopyable {
  public:
-  typedef uint64_t Family;
+  typedef size_t Family;
 
   virtual ~BaseSystem() {}
 
diff --git a/entityx/config.h.in b/entityx/config.h.in
index 575b34f..e76e4df 100644
--- a/entityx/config.h.in
+++ b/entityx/config.h.in
@@ -2,10 +2,11 @@
 
 #cmakedefine ENTITYX_MAX_COMPONENTS @ENTITYX_MAX_COMPONENTS@
 
-#include <stdint.h>
+#include <cstdint>
+#include <cstddef>
 
 namespace entityx {
 
-static const uint64_t MAX_COMPONENTS = ENTITYX_MAX_COMPONENTS;
+static const size_t MAX_COMPONENTS = ENTITYX_MAX_COMPONENTS;
 
 }  // namespace entityx
-- 
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