From 91d3a0352088611d3b78d3344b7a2bf2d4955a0a Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Tue, 6 May 2008 21:07:11 +0000
Subject: client-side frame interpolation: frames and timers

---
 src/core/gameinterface.h | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'src/core/gameinterface.h')

diff --git a/src/core/gameinterface.h b/src/core/gameinterface.h
index e38c061..2324bb5 100644
--- a/src/core/gameinterface.h
+++ b/src/core/gameinterface.h
@@ -27,6 +27,20 @@ public:
 	/// return the local player
 	inline Player *localplayer() { return &game_localplayer; }
 
+	/// return the server time of the last received server frame
+	inline float serverframetime() const { return game_serverframetime; }
+
+	/// return the server time of the previous received server frame
+	inline float previousframetime() const { return game_serverframetime; }
+
+	/// return the server time of the previous received server frame
+	inline float clientframetime() const { return game_clientframetime; }
+
+	/// client frame time between previousframetime and serverframetime, from 0 - 1
+	float timeoffset();
+
+	inline float timestep() const { return game_timestep; }
+
 /*----- virtual inspectors --------------------------------------- */
 
 	/// returns true if the game server can run a time frime
@@ -37,6 +51,12 @@ public:
 	/// clear all game variables, game functions and entities
 	void clear();
 
+	/// reset the client state
+	void reset_clientstate(float servertime);
+
+	/// update the client state timers
+	void update_clientstate();
+
 /*----- virtual mutators ------------------------------------------ */
 	
 	/// run one game time frame
@@ -46,6 +66,14 @@ public:
 protected:
 	/// the local player
 	static Player 			game_localplayer;
+	
+	float				game_serverframetime;
+	float				game_previousframetime;
+
+	float				game_timestep;
+	float				game_clientframetime;
+
+	unsigned int			game_frames;
 };
 
 /// global local player instance
-- 
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