/*
** v_palette.h
**
**---------------------------------------------------------------------------
** Copyright 1998-2006 Randy Heit
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
**    notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
**    notice, this list of conditions and the following disclaimer in the
**    documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
**    derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/

#ifndef __V_PALETTE_H__
#define __V_PALETTE_H__

#include "doomtype.h"
#include "c_cvars.h"
#include "palutil.h"
#include "vectors.h"



// The color overlay to use for depleted items
#define DIM_OVERLAY MAKEARGB(170,0,0,0)

int ReadPalette(int lumpnum, uint8_t *buffer);
void InitPalette ();

EXTERN_CVAR (Int, paletteflash)
enum PaletteFlashFlags
{
	PF_HEXENWEAPONS		= 1,
	PF_POISON			= 2,
	PF_ICE				= 4,
	PF_HAZARD			= 8,
};

class player_t;
struct sector_t;

void V_AddBlend (float r, float g, float b, float a, float v_blend[4]);
void V_AddPlayerBlend (player_t *CPlayer, float blend[4], float maxinvalpha, int maxpainblend);
// Dim part of the canvas
FVector4 V_CalcBlend(sector_t* viewsector, PalEntry* modulateColor);
void V_DrawBlend(sector_t* viewsector);

#endif //__V_PALETTE_H__