//**************************************************************************
//**
//**	##   ##    ##    ##   ##   ####     ####   ###     ###
//**	##   ##  ##  ##  ##   ##  ##  ##   ##  ##  ####   ####
//**	 ## ##  ##    ##  ## ##  ##    ## ##    ## ## ## ## ##
//**	 ## ##  ########  ## ##  ##    ## ##    ## ##  ###  ##
//**	  ###   ##    ##   ###    ##  ##   ##  ##  ##       ##
//**	   #    ##    ##    #      ####     ####   ##       ##
//**
//**	$Id: waddefs.h 1583 2006-06-27 19:05:42Z dj_jl $
//**
//**	Copyright (C) 1999-2006 Jānis Legzdiņš
//**
//**	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.
//**
//**************************************************************************
//**
//** 	All external data is defined here, most of the data is loaded into
//**  different structures at run time.
//**
//**************************************************************************

#ifndef _WAD_DEFS_H
#define _WAD_DEFS_H

//==========================================================================
//
//	Flags
//
//==========================================================================

//  If a texture is pegged, the texture will have the end exposed to air held
// constant at the top or bottom of the texture (stairs or pulled down
// things) and will move with a height change of one of the neighbor sectors.
// Unpegged textures allways have the first row of the texture at the top
// pixel of the line for both top and bottom textures (use next to windows).

//
// LineDef attributes.
//
#define	ML_BLOCKING				0x0001  // Solid, is an obstacle.
#define	ML_BLOCKMONSTERS		0x0002  // Blocks monsters only.
#define	ML_TWOSIDED				0x0004	// Backside will not be present at all
#define	ML_DONTPEGTOP			0x0008  // upper texture unpegged
#define	ML_DONTPEGBOTTOM		0x0010  // lower texture unpegged
#define ML_SECRET				0x0020	// don't map as two sided: IT'S A SECRET!
#define ML_SOUNDBLOCK			0x0040	// don't let sound cross two of these
#define	ML_DONTDRAW				0x0080	// don't draw on the automap
#define	ML_MAPPED				0x0100	// set if already drawn in automap
#define ML_REPEAT_SPECIAL		0x0200	// special is repeatable
#define ML_SPAC_SHIFT			10
#define ML_SPAC_MASK			0x1c00
#define GET_SPAC(_flags_)		(((_flags_) & ML_SPAC_MASK) >> ML_SPAC_SHIFT)
#define ML_MONSTERSCANACTIVATE	0x2000	//	Monsters (as well as players) can activate the line
#define ML_BLOCKEVERYTHING		0x8000	//	Line blocks everything.
#define ML_RAILING				0x20000
#define ML_BLOCK_FLOATERS		0x40000
#define ML_CLIP_MIDTEX			0x80000	// Automatic for every Strife line

//
// Special activation types
//
enum
{
	SPAC_Cross,			// when player crosses line
	SPAC_Use,			// when player uses line
	SPAC_MCross,		// when monster crosses line
	SPAC_Impact,		// when projectile hits line
	SPAC_Push,			// when player/monster pushes line
	SPAC_PCross,		// when projectile crosses line
	SPAC_UseThrough,	// SPAC_USE, but passes it through
	SPAC_PTouch			// when a projectiles crosses or hits line
};

//
// Indicate a leaf.
//
#define	NF_SUBSECTOR	0x80000000

//
// Map things flags
//
#define	MTF_EASY		0x0001  // Skill flags.
#define	MTF_NORMAL		0x0002
#define	MTF_HARD		0x0004
#define	MTF_AMBUSH		0x0008  // Deaf monsters/do not react to sound.
#define MTF_DORMANT		0x0010  // The thing is dormant
#define MTF_FIGHTER		0x0020  // Thing appearing in player classes
#define MTF_CLERIC		0x0040
#define MTF_MAGE		0x0080
#define MTF_GSINGLE		0x0100  // Appearing in game modes
#define MTF_GCOOP		0x0200
#define MTF_GDEATHMATCH	0x0400

#endif