Move GameTime_t to a separate file

public/entity2/entitysystem.h

@@ -20,6 +20,7 @@
 #include "entityhandle.h"
 #include "concreteentitylist.h"
 #include "entitydatainstantiator.h"
+#include "gametime.h"
 
 class CKV3Arena;
 class CEntityClass;
@@ -43,18 +44,6 @@ extern CGameEntitySystem* GameEntitySystem();
 
 typedef void (*EntityResourceManifestCreationCallback_t)(IEntityResourceManifest *, void *);
 
-struct GameTime_t
-{
-public:
-	GameTime_t( float value = 0.0f ) : m_Value( value ) {}
-
-	float GetTime() const { return m_Value; }
-	void SetTime( float value ) { m_Value = value; }
-
-private:
-	float m_Value;
-};
-
 enum EntityIOTargetType_t
 {
 	ENTITY_IO_TARGET_INVALID = -1,

public/gametime.h

@@ -0,0 +1,22 @@
+#ifndef GAME_TIME_H
+#define GAME_TIME_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+struct GameTime_t
+{
+public:
+	GameTime_t( float value = 0.0f ) : m_Value( value ) {}
+
+	float GetTime() const { return m_Value; }
+	void SetTime( float value ) { m_Value = value; }
+
+	bool operator==( const GameTime_t &other ) const { return m_Value == other.m_Value; }
+
+private:
+	float m_Value;
+};
+
+#endif // GAME_TIME_H