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// Emacs style mode select   -*- C++ -*- 
//-----------------------------------------------------------------------------
//
// Copyright(C) 1993-1996 Id Software, Inc.
// Copyright(C) 2005-2011 Simon Howard
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
//
// DESCRIPTION:
//	Main loop stuff.
//
//-----------------------------------------------------------------------------

#ifndef __D_LOOP__
#define __D_LOOP__

#include "net_defs.h"

typedef struct
{
    // Read events from the event queue, and process them.

    void (*ProcesEvents)();

    // Given the current input state, fill in the fields of the specified
    // ticcmd_t structure with data for a new tic.

    void (*BuildTiccmd)(ticcmd_t *cmd, int maketic);

    // Advance the game forward one tic, using the specified player input.

    void (*RunTic)(ticcmd_t *cmds, boolean *ingame);

    // Run the menu (runs independently of the game).

    void (*RunMenu)();
} loop_interface_t;

// Register callback functions for the main loop code to use.
void D_RegisterLoopCallbacks(loop_interface_t *i);

// Create any new ticcmds and broadcast to other players.
void NetUpdate (void);

// Broadcasts special packets to other players
//  to notify of game exit
void D_QuitNetGame (void);

//? how many ticks to run?
void TryRunTics (void);

// Called at start of game loop to initialize timers
void D_StartGameLoop(void);

// Initialize networking code; structures contain desired game settings,
// these may be changed.
boolean D_InitNetGame(net_connect_data_t *connect_data,
                      net_gamesettings_t *settings);

extern boolean singletics;

#endif