//-------------------------------------------------------------------------
/*
Copyright (C) 2010-2019 EDuke32 developers and contributors
Copyright (C) 2019 sirlemonhead, Nuke.YKT
This file is part of PCExhumed.
PCExhumed is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/
//-------------------------------------------------------------------------
#include "ns.h"
#include <string.h>
#include "player.h"
#include "engine.h"
#include "exhumed.h"
#include "view.h"
#include "v_2ddrawer.h"

BEGIN_PS_NS


short bShowTowers = false;
int ldMapZoom;

void MarkSectorSeen(short nSector);


void InitMap()
{
    show2dsector.Zero();
    memset(show2dwall,   0, sizeof(show2dwall));
    memset(show2dsprite, 0, sizeof(show2dsprite));

    ldMapZoom = 64;
}

void GrabMap()
{
    for (int i = 0; i < numsectors; i++) {
        MarkSectorSeen(i);
    }
}

void MarkSectorSeen(short nSector)
{
    if (!show2dsector[nSector])
    {
        show2dsector.Set(nSector);

        short startwall = sector[nSector].wallptr;
        short nWalls = sector[nSector].wallnum;
        short endwall = startwall + nWalls;

        while (startwall <= endwall)
        {
            show2dwall[startwall >> 3] = (1 << (startwall & 7)) | show2dwall[startwall >> 3];
            startwall++;
        }
    }
}


void UpdateMap()
{
    if (sector[initsect].ceilingpal != 3 || (nPlayerTorch[nLocalPlayer] != 0)) {
        MarkSectorSeen(initsect);
    }
}

void DrawMap()
{
    if (!nFreeze && automapMode != am_off) 
    {
        DrawOverheadMap(initx, inity, inita);
    }
}
END_PS_NS