// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 1999-2020 by Sonic Team Junior.
//
// This program is free software distributed under the
// terms of the GNU General Public License, version 2.
// See the 'LICENSE' file for more details.
//-----------------------------------------------------------------------------
/// \file  d_ticcmd.h
/// \brief Button/action code definitions, ticcmd_t

#ifndef __D_TICCMD__
#define __D_TICCMD__

#include "m_fixed.h"
#include "doomtype.h"

#ifdef __cplusplus
extern "C" {
#endif

#define MAXPREDICTTICS 12

// Button/action code definitions.
typedef enum
{
	BT_ACCELERATE	  = 1,		// Accelerate
	BT_DRIFT		  = 1<<2,	// Drift (direction is cmd->turning)
	BT_BRAKE		  = 1<<3,	// Brake
	BT_ATTACK		  = 1<<4,	// Use Item
	BT_LOOKBACK		  = 1<<5,	// Look Backward
	BT_RESPAWN		  = 1<<6,	// Respawn
	BT_VOTE			  = 1<<7,	// Vote

	BT_EBRAKEMASK	= (BT_ACCELERATE|BT_BRAKE),
	BT_SPINDASHMASK	= (BT_ACCELERATE|BT_BRAKE|BT_DRIFT),

	// free: 1<<8 to 1<<12

	// Lua garbage, replace with freeslottable buttons some day
	BT_LUAA			= 1<<13,
	BT_LUAB			= 1<<14,
	BT_LUAC			= 1<<15,
} buttoncode_t;

// The data sampled per tick (single player)
// and transmitted to other peers (multiplayer).
// Mainly movements/button commands per game tick,
// plus a checksum for internal state consistency.

// ticcmd turning bits
#define TICCMD_REDUCE 16

// ticcmd latency mask
#define TICCMD_LATENCYMASK 0xFF

// ticcmd flags
#define TICCMD_RECEIVED		(0x01) /* Actual tic recieved from client */
#define TICCMD_TYPING		(0x02) /* chat window or console open */
#define TICCMD_KEYSTROKE	(0x04) /* chat character input */
#define TICCMD_BOT			(0x80) /* generated by bot, demos write bot variables */

#if defined(_MSC_VER)
#pragma pack(1)
#endif

struct ticcmd_t
{
	SINT8 forwardmove; // -MAXPLMOVE to MAXPLMOVE (50)
	INT16 turning; // Turn speed
	INT16 angle; // Predicted angle, use me if you can!
	INT16 throwdir; // Aiming direction
	INT16 aiming; // vertical aiming, see G_BuildTicCmd
	UINT16 buttons;
	UINT8 latency; // Netgames: how many tics ago was this ticcmd generated from this player's end?
	UINT8 flags;
	struct
	{
		SINT8 turnconfirm;
		SINT8 spindashconfirm;
		SINT8 itemconfirm;
	} bot;
} ATTRPACK;

#if defined(_MSC_VER)
#pragma pack()
#endif

#ifdef __cplusplus
} // extern "C"
#endif

#endif