//-------------------------------------------------------------------------
/*
Copyright (C) 1996, 2003 - 3D Realms Entertainment
Copyright (C) 2000, 2003 - Matt Saettler (EDuke Enhancements)
Copyright (C) 2020 - Christoph Oelckers

This file is part of Enhanced Duke Nukem 3D version 1.5 - Atomic Edition

Duke Nukem 3D 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.

Original Source: 1996 - Todd Replogle
Prepared for public release: 03/21/2003 - Charlie Wiederhold, 3D Realms

EDuke enhancements integrated: 04/13/2003 - Matt Saettler

Note: EDuke source was in transition.  Changes are in-progress in the
source as it is released.

*/
//-------------------------------------------------------------------------

#include <utility>
#include "ns.h"
#include "global.h"
#include "sounds.h"
#include "automap.h"
#include "dukeactor.h"
#include "interpolate.h"

BEGIN_DUKE_NS


//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

DDukeActor* EGS(sectortype* whatsectp, int s_x, int s_y, int s_z, int s_pn, int8_t s_s, int8_t s_xr, int8_t s_yr, int s_a, int s_ve, int s_zv, DDukeActor* s_ow, int8_t s_ss) 
{
	// sector pointer must be strictly validated here or the engine will crash.
	if (whatsectp == nullptr || !validSectorIndex(sectnum(whatsectp))) return nullptr;
	auto act = static_cast<DDukeActor*>(::InsertActor(whatsectp, s_ss));

	if (act == nullptr) return nullptr;
	act->s = &act->spr;
	SetupGameVarsForActor(act);


	auto s = act->s;

	s->x = s_x;
	s->y = s_y;
	s->z = s_z;
	s->cstat = 0;
	s->picnum = s_pn;
	s->shade = s_s;
	s->xrepeat = s_xr;
	s->yrepeat = s_yr;
	s->pal = 0;

	s->ang = s_a;
	s->xvel = s_ve;
	s->zvel = s_zv;
	s->xoffset = 0;
	s->yoffset = 0;
	s->yvel = 0;
	s->clipdist = 0;
	s->pal = 0;
	s->lotag = 0;
	s->backuploc();

	act->lastvx = 0;
	act->lastvy = 0;

	act->timetosleep = 0;
	act->actorstayput = nullptr;
	act->extra = -1;
	act->cgg = 0;
	act->movflag = 0;
	act->tempang = 0;
	act->dispicnum = 0;
	act->SetHitOwner(s_ow);
	act->SetOwner(s_ow);

	if (s_ow)
	{
		act->picnum = s_ow->s->picnum;
		act->floorz = s_ow->floorz;
		act->ceilingz = s_ow->ceilingz;
	}
	else
	{

	}

	memset(act->temp_data, 0, sizeof(act->temp_data));
	if (gs.actorinfo[s_pn].scriptaddress)
	{
		auto sa = &ScriptCode[gs.actorinfo[s_pn].scriptaddress];
		s->extra = sa[0];
		act->temp_data[4] = sa[1];
		act->temp_data[1] = sa[2];
		s->hitag = sa[3];
	}
	else
	{
		s->extra = 0;
		s->hitag = 0;
	}

	if (show2dsector[s->sectnum]) act->s->cstat2 |= CSTAT2_SPRITE_MAPPED;
	else act->s->cstat2 &= ~CSTAT2_SPRITE_MAPPED;

	act->sx() = {};
	act->sm() = {};

	return act;
}


//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

bool initspriteforspawn(DDukeActor* act, const std::initializer_list<int> &excludes)
{
	auto sp = act->s;
	auto t = act->temp_data;

	act->picnum = sp->picnum;
	act->timetosleep = 0;
	act->extra = -1;

	sp->backuppos();

	act->SetOwner(act);
	act->SetHitOwner(act);
	act->cgg = 0;
	act->movflag = 0;
	act->tempang = 0;
	act->dispicnum = 0;
	act->floorz = sp->sector()->floorz;
	act->ceilingz = sp->sector()->ceilingz;

	act->lastvx = 0;
	act->lastvy = 0;
	act->actorstayput = nullptr;

	t[0] = t[1] = t[2] = t[3] = t[4] = t[5] = 0;
	act->temp_actor = nullptr;

	if (sp->cstat & 48)
		if (!isIn(sp->picnum, excludes) && (sp->cstat & 48))
		{
			if (sp->shade == 127) return false;
			if (wallswitchcheck(act) && (sp->cstat & 16))
			{
				if (sp->picnum != TILE_ACCESSSWITCH && sp->picnum != TILE_ACCESSSWITCH2 && sp->pal)
				{
					if ((ud.multimode < 2) || (ud.multimode > 1 && ud.coop == 1))
					{
						sp->xrepeat = sp->yrepeat = 0;
						sp->cstat = sp->lotag = sp->hitag = 0;
						return false;
					}
				}
				sp->cstat |= 257;
				if (sp->pal && sp->picnum != TILE_ACCESSSWITCH && sp->picnum != TILE_ACCESSSWITCH2)
					sp->pal = 0;
				return false;
			}

			if (sp->hitag)
			{
				ChangeActorStat(act, 12);
				sp->cstat |= 257;
				sp->extra = gs.impact_damage;
				return false;
			}
		}

	int s = sp->picnum;

	if (sp->cstat & 1) sp->cstat |= 256;

	if (gs.actorinfo[s].scriptaddress)
	{
		sp->extra = ScriptCode[gs.actorinfo[s].scriptaddress];
		t[4] = ScriptCode[gs.actorinfo[s].scriptaddress+1];
		t[1] = ScriptCode[gs.actorinfo[s].scriptaddress+2];
		int s3 = ScriptCode[gs.actorinfo[s].scriptaddress+3];
		if (s3 && sp->hitag == 0)
			sp->hitag = s3;
	}
	else t[1] = t[4] = 0;
	return true;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

DDukeActor* spawn(DDukeActor* actj, int pn)
{
	if (actj)
	{
		auto spawned = EGS(actj->s->sector(), actj->s->x, actj->s->y, actj->s->z, pn, 0, 0, 0, 0, 0, 0, actj, 0);
		if (spawned)
		{
			spawned->picnum = actj->s->picnum;
			return fi.spawninit(actj, spawned, nullptr);
		}
	}
	return nullptr;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void spawninitdefault(DDukeActor* actj, DDukeActor *act)
{
	auto sp = act->s;

	if (gs.actorinfo[sp->picnum].scriptaddress)
	{
		if (actj == nullptr && sp->lotag > ud.player_skill)
		{
			// make it go away...
			sp->xrepeat = sp->yrepeat = 0;
			ChangeActorStat(act, STAT_MISC);
			return;
		}

		//  Init the size
		if (sp->xrepeat == 0 || sp->yrepeat == 0)
			sp->xrepeat = sp->yrepeat = 1;

		if (actorflag(act, SFLAG_BADGUY))
		{
			if (ud.monsters_off == 1)
			{
				sp->xrepeat = sp->yrepeat = 0;
				ChangeActorStat(act, STAT_MISC);
				return;
			}

			makeitfall(act);

			if (actorflag(act, SFLAG_BADGUYSTAYPUT))
				act->actorstayput = sp->sector();

			if (!isRR() || actorflag(act, SFLAG_KILLCOUNT))	// Duke is just like Doom - Bad guys always count as kill.
				ps[myconnectindex].max_actors_killed++;

			sp->clipdist = 80;
			if (actj)
			{
				if (actj->s->picnum == RESPAWN)
					act->tempang = sp->pal = actj->s->pal;
				ChangeActorStat(act, STAT_ACTOR);
			}
			else ChangeActorStat(act, STAT_ZOMBIEACTOR);
		}
		else
		{
			sp->clipdist = 40;
			act->SetOwner(act);
			ChangeActorStat(act, STAT_ACTOR);
		}

		act->timetosleep = 0;

		if (actj)
			sp->ang = actj->s->ang;
	}
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void spawntransporter(DDukeActor *actj, DDukeActor* acti, bool beam)
{
	if (actj == nullptr) return;
	auto sp = acti->s;
	auto spj = actj->s;
	if (beam)
	{
		sp->xrepeat = 31;
		sp->yrepeat = 1;
		sp->z = spj->sector()->floorz - (isRR() ? PHEIGHT_RR : PHEIGHT_DUKE);
	}
	else
	{
		if (spj->statnum == 4)
		{
			sp->xrepeat = 8;
			sp->yrepeat = 8;
		}
		else
		{
			sp->xrepeat = 48;
			sp->yrepeat = 64;
			if (spj->statnum == 10 || badguy(spj))
				sp->z -= (32 << 8);
		}
	}

	sp->shade = -127;
	sp->cstat = 128 | 2;
	sp->ang = spj->ang;

	sp->xvel = 128;
	ChangeActorStat(acti, STAT_MISC);
	ssp(acti, CLIPMASK0);
	SetActor(acti, sp->pos);
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

int spawnbloodpoolpart1(DDukeActor* acti)
{
	auto sp = acti->s;
	auto s1 = sp->sector();

	updatesector(sp->x + 108, sp->y + 108, &s1);
	if (s1 && s1->floorz == sp->sector()->floorz)
	{
		updatesector(sp->x - 108, sp->y - 108, &s1);
		if (s1 && s1->floorz == sp->sector()->floorz)
		{
			updatesector(sp->x + 108, sp->y - 108, &s1);
			if (s1 && s1->floorz == sp->sector()->floorz)
			{
				updatesector(sp->x - 108, sp->y + 108, &s1);
				if (s1 && s1->floorz != sp->sector()->floorz)
				{
					sp->xrepeat = sp->yrepeat = 0; ChangeActorStat(acti, STAT_MISC); return true;
				}
			}
			else { sp->xrepeat = sp->yrepeat = 0; ChangeActorStat(acti, STAT_MISC); return true; }
		}
		else { sp->xrepeat = sp->yrepeat = 0; ChangeActorStat(acti, STAT_MISC); return true; }
	}
	else { sp->xrepeat = sp->yrepeat = 0; ChangeActorStat(acti, STAT_MISC); return true; }

	if (sp->sector()->lotag == 1)
	{
		ChangeActorStat(acti, STAT_MISC);
		return true;
	}
	return false;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void initfootprint(DDukeActor* actj, DDukeActor* acti)
{
	auto sp = acti->s;
	auto sect = sp->sector();
	if (actj)
	{
		auto s1 = sp->sector();

		updatesector(sp->x + 84, sp->y + 84, &s1);
		if (s1 && s1->floorz == sp->sector()->floorz)
		{
			updatesector(sp->x - 84, sp->y - 84, &s1);
			if (s1 && s1->floorz == sp->sector()->floorz)
			{
				updatesector(sp->x + 84, sp->y - 84, &s1);
				if (s1 && s1->floorz == sp->sector()->floorz)
				{
					updatesector(sp->x - 84, sp->y + 84, &s1);
					if (s1 && s1->floorz != sp->sector()->floorz)
					{
						sp->xrepeat = sp->yrepeat = 0; ChangeActorStat(acti, STAT_MISC); return;
					}
				}
				else { sp->xrepeat = sp->yrepeat = 0; return; }
			}
			else { sp->xrepeat = sp->yrepeat = 0; return; }
		}
		else { sp->xrepeat = sp->yrepeat = 0; return; }

		sp->cstat = 32 + ((ps[actj->s->yvel].footprintcount & 1) << 2);
		sp->ang = actj->s->ang;
	}

	sp->z = sect->floorz;
	if (sect->lotag != 1 && sect->lotag != 2)
		sp->xrepeat = sp->yrepeat = 32;

	insertspriteq(acti);
	ChangeActorStat(acti, STAT_MISC);
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void initshell(DDukeActor* actj, DDukeActor* acti, bool isshell)
{
	auto sp = acti->s;
	auto t = acti->temp_data;
	if (actj)
	{
		auto spj = actj->s;
		int snum, a;

		if (spj->picnum == TILE_APLAYER)
		{
			snum = spj->yvel;
			a = ps[snum].angle.ang.asbuild() - (krand() & 63) + 8;  //Fine tune

			t[0] = krand() & 1;
			sp->z = (3 << 8) + ps[snum].pyoff + ps[snum].pos.z - (ps[snum].horizon.sum().asq16() >> 12) + (!isshell ? (3 << 8) : 0);
			sp->zvel = -(krand() & 255);
		}
		else
		{
			a = sp->ang;
			sp->z = spj->z - gs.playerheight + (3 << 8);
		}

		sp->x = spj->x + bcos(a, -7);
		sp->y = spj->y + bsin(a, -7);

		sp->shade = -8;

		if (isNamWW2GI())
		{
			// to the right, with feeling
			sp->ang = a + 512;
			sp->xvel = 30;
		}
		else
		{
			sp->ang = a - 512;
			sp->xvel = 20;
		}

		sp->xrepeat = sp->yrepeat = isRR() && isshell? 2 : 4;

		ChangeActorStat(acti, STAT_MISC);
	}
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void initcrane(DDukeActor* actj, DDukeActor* acti, int CRANEPOLE)
{
	auto sp = acti->s;
	auto sect = sp->sector();
	auto t = acti->temp_data;
	sp->cstat |= 64 | 257;

	sp->picnum += 2;
	sp->z = sect->ceilingz + (48 << 8);
	t[4] = cranes.Reserve(1);

	auto& apt = cranes[t[4]];
	apt.x = sp->x;
	apt.y = sp->y;
	apt.z = sp->z;
	apt.poleactor = nullptr;

	DukeStatIterator it(STAT_DEFAULT);
	while (auto act = it.Next())
	{
		auto ss = act->s;
		if (ss->picnum == CRANEPOLE && sp->hitag == (ss->hitag))
		{
			apt.poleactor = act;

			acti->temp_sect = ss->sector();

			ss->xrepeat = 48;
			ss->yrepeat = 128;

			apt.polex = ss->x;
			apt.poley = ss->y;

			ss->x = sp->x;
			ss->y = sp->y;
			ss->z = sp->z;
			ss->shade = sp->shade;

			SetActor(act, ss->pos);
			break;
		}
	}

	acti->SetOwner(nullptr);
	sp->extra = 8;
	ChangeActorStat(acti, STAT_STANDABLE);
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void initwaterdrip(DDukeActor* actj, DDukeActor* actor)
{
	auto sp = actor->s;
	auto t = actor->temp_data;
	if (actj && (actj->s->statnum == 10 || actj->s->statnum == 1))
	{
		sp->shade = 32;
		if (actj->s->pal != 1)
		{
			sp->pal = 2;
			sp->z -= (18 << 8);
		}
		else sp->z -= (13 << 8);
		sp->ang = getangle(ps[connecthead].pos.x - sp->x, ps[connecthead].pos.y - sp->y);
		sp->xvel = 48 - (krand() & 31);
		ssp(actor, CLIPMASK0);
	}
	else if (!actj)
	{
		sp->z += (4 << 8);
		t[0] = sp->z;
		if (!isRR()) t[1] = krand() & 127;
	}
	sp->xrepeat = 24;
	sp->yrepeat = 24;
	ChangeActorStat(actor, STAT_STANDABLE);
}


//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

int initreactor(DDukeActor* actj, DDukeActor* actor, bool isrecon)
{
	auto sp = actor->s;
	if (isrecon)
	{
		if (sp->lotag > ud.player_skill)
		{
			sp->xrepeat = sp->yrepeat = 0;
			ChangeActorStat(actor, STAT_MISC);
			return true;
		}
		if (!isRR() || actorflag(actor, SFLAG_KILLCOUNT))	// Duke is just like Doom - Bad guys always count as kill.
			ps[myconnectindex].max_actors_killed++;
		actor->temp_data[5] = 0;
		if (ud.monsters_off == 1)
		{
			sp->xrepeat = sp->yrepeat = 0;
			ChangeActorStat(actor, STAT_MISC);
			return false;
		}
		sp->extra = 130;
	}
	else
		sp->extra = gs.impact_damage;

	sp->cstat |= 257; // Make it hitable

	if (ud.multimode < 2 && sp->pal != 0)
	{
		sp->xrepeat = sp->yrepeat = 0;
		ChangeActorStat(actor, STAT_MISC);
		return false;
	}
	sp->pal = 0;
	sp->shade = -17;

	ChangeActorStat(actor, 2);
	return false;
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void spawneffector(DDukeActor* actor, TArray<DDukeActor*>* actors)
{
	auto sp = actor->s;
	auto sectp = sp->sector();
	auto t = actor->temp_data;
	int d, clostest = 0;

	sp->yvel = sectp->extra;
	sp->cstat |= 32768;
	sp->xrepeat = sp->yrepeat = 0;

	switch (sp->lotag)
	{
		case SE_28_LIGHTNING:
			if (!isRR()) t[5] = 65;// Delay for lightning
			break;
		case SE_7_TELEPORT: // Transporters!!!!
		case SE_23_ONE_WAY_TELEPORT:// XPTR END
			if (sp->lotag != SE_23_ONE_WAY_TELEPORT && actors)
			{
				
				for(auto act2 : *actors)
				{
					if (act2->s->statnum < MAXSTATUS && act2->s->picnum == SECTOREFFECTOR && (act2->s->lotag == SE_7_TELEPORT || act2->s->lotag == SE_23_ONE_WAY_TELEPORT) && 
						actor != act2 && act2->s->hitag == sp->hitag)
					{
						actor->SetOwner(act2);
						break;
					}
				}
			}
			else actor->SetOwner(actor);

			t[4] = sectp->floorz == sp->z;
			sp->cstat = 0;
			ChangeActorStat(actor, STAT_TRANSPORT);
			return;
		case SE_1_PIVOT:
			actor->SetOwner(nullptr);
			t[0] = 1;
			break;
		case SE_18_INCREMENTAL_SECTOR_RISE_FALL:

			if (sp->ang == 512)
			{
				t[1] = sectp->ceilingz;
				if (sp->pal)
					sectp->ceilingz = sp->z;
			}
			else
			{
				t[1] = sectp->floorz;
				if (sp->pal)
					sectp->floorz = sp->z;
			}

			sp->hitag <<= 2;
			break;

		case SE_19_EXPLOSION_LOWERS_CEILING:
			actor->SetOwner(nullptr);
			break;
		case SE_25_PISTON: // Pistons
			if (!isRR())
			{
				t[3] = sectp->ceilingz;
				t[4] = 1;
			}
			else
				t[4] = sectp->ceilingz;

			sectp->ceilingz = sp->z;
			StartInterpolation(sectp, Interp_Sect_Ceilingz);
			break;
		case SE_35:
			sectp->ceilingz = sp->z;
			break;
		case SE_27_DEMO_CAM:
			if (ud.recstat == 1)
			{
				sp->xrepeat = sp->yrepeat = 64;
				sp->cstat &= 32767;
			}
			break;
		case SE_47_LIGHT_SWITCH:
		case SE_48_LIGHT_SWITCH:
			if (!isRRRA()) break;
			[[fallthrough]];
		case SE_12_LIGHT_SWITCH:

			t[1] = sectp->floorshade;
			t[2] = sectp->ceilingshade;
			break;

		case SE_13_EXPLOSIVE:
		{
			t[0] = sectp->ceilingz;
			t[1] = sectp->floorz;

			bool ceiling = (abs(t[0] - sp->z) < abs(t[1] - sp->z));
			actor->spriteextra = ceiling;

			if (sp->ang == 512)
			{
				if (ceiling)
					sectp->ceilingz = sp->z;
				else
					sectp->floorz = sp->z;
			}
			else
				sectp->ceilingz = sectp->floorz = sp->z;

			if (sectp->ceilingstat & 1)
			{
				sectp->ceilingstat ^= 1;
				t[3] = 1;

				if (!ceiling && sp->ang == 512)
				{
					sectp->ceilingstat ^= 1;
					t[3] = 0;
				}

				sectp->ceilingshade =
					sectp->floorshade;

				if (sp->ang == 512)
				{
					for (auto& wl : wallsofsector(sectp))
					{
						if (wl.twoSided())
						{
							auto nsec = wl.nextSector();
							if (!(nsec->ceilingstat & 1))
							{
								sectp->ceilingpicnum = nsec->ceilingpicnum;
								sectp->ceilingshade = nsec->ceilingshade;
								break; //Leave early
							}
						}
					}
				}
			}

			break;
		}
		case SE_17_WARP_ELEVATOR:
		{
			t[2] = sectp->floorz; //Stopping loc
			t[3] = nextsectorneighborzptr(sectp, sectp->floorz, -1, -1)->ceilingz;
			t[4] = nextsectorneighborzptr(sectp, sectp->ceilingz, 1, 1)->floorz;

			if (numplayers < 2)
			{
				StartInterpolation(sectp, Interp_Sect_Floorz);
				StartInterpolation(sectp, Interp_Sect_Ceilingz);
			}

			break;
		}
		case 156:
			break;

		case 34:
			StartInterpolation(sectp, Interp_Sect_FloorPanX);
			break;

		case SE_24_CONVEYOR:
			StartInterpolation(sectp, Interp_Sect_FloorPanX);
			sp->yvel <<= 1;
		case SE_36_PROJ_SHOOTER:
			break;

		case SE_20_STRETCH_BRIDGE:
		{
			int q;
			walltype* closewall = nullptr;

			//find the two most clostest wall x's and y's
			q = 0x7fffffff;

			for (auto& wal : wallsofsector(sectp))
			{
				d = FindDistance2D(sp->x - wal.x, sp->y - wal.y);
				if (d < q)
				{
					q = d;
					closewall = &wal;
				}
			}

			actor->temp_walls[0] = closewall;

			q = 0x7fffffff;

			for (auto& wal : wallsofsector(sectp))
			{
				d = FindDistance2D(sp->x - wal.x, sp->y - wal.y);
				if (d < q && &wal != actor->temp_walls[0])
				{
					q = d;
					closewall = &wal;
				}
			}

			actor->temp_walls[1] = closewall;
			StartInterpolation(sectp, Interp_Sect_FloorPanX);
			StartInterpolation(sectp, Interp_Sect_FloorPanY);
			break;
		}


		case SE_3_RANDOM_LIGHTS_AFTER_SHOT_OUT:

			t[3] = sectp->floorshade;

			sectp->floorshade = sp->shade;
			sectp->ceilingshade = sp->shade;

			actor->palvals = (sectp->ceilingpal << 8) | sectp->floorpal;

			//fix all the walls;

			for (auto& wal : wallsofsector(sectp))
			{
				if (!(wal.hitag & 1))
					wal.shade = sp->shade;
				if ((wal.cstat & 2) && wal.twoSided())
					wal.nextWall()->shade = sp->shade;
			}
			break;

		case SE_31_FLOOR_RISE_FALL:
			t[1] = sectp->floorz;
			//	t[2] = sp->hitag;
			if (sp->ang != 1536) sectp->floorz = sp->z;

			for (auto& wal : wallsofsector(sectp))
				if (wal.hitag == 0) wal.hitag = 9999;

			StartInterpolation(sectp, Interp_Sect_Floorz);

			break;
		case SE_32_CEILING_RISE_FALL:
			t[1] = sectp->ceilingz;
			t[2] = sp->hitag;
			if (sp->ang != 1536) sectp->ceilingz = sp->z;

			for (auto& wal : wallsofsector(sectp))
				if (wal.hitag == 0) wal.hitag = 9999;

			StartInterpolation(sectp, Interp_Sect_Ceilingz);

			break;

		case SE_4_RANDOM_LIGHTS: //Flashing lights

			t[2] = sectp->floorshade;

			actor->palvals = (sectp->ceilingpal << 8) | sectp->floorpal;

			for (auto& wal : wallsofsector(sectp))
				if (wal.shade > t[3])
					t[3] = wal.shade;

			break;

		case SE_9_DOWN_OPEN_DOOR_LIGHTS:
			if (sectp->lotag &&
				labs(sectp->ceilingz - sp->z) > 1024)
				sectp->lotag |= 32768; //If its open
			[[fallthrough]];
		case SE_8_UP_OPEN_DOOR_LIGHTS:
			//First, get the ceiling-floor shade

			t[0] = sectp->floorshade;
			t[1] = sectp->ceilingshade;

			for (auto& wal : wallsofsector(sectp))
				if (wal.shade > t[2])
					t[2] = wal.shade;

			t[3] = 1; //Take Out;

			break;

		case 88:
			//First, get the ceiling-floor shade
			if (!isRR()) break;

			t[0] = sectp->floorshade;
			t[1] = sectp->ceilingshade;

			for (auto& wal : wallsofsector(sectp))
				if (wal.shade > t[2])
					t[2] = wal.shade;

			t[3] = 1; //Take Out;
			break;

		case SE_11_SWINGING_DOOR://Pivitor rotater
			if (sp->ang > 1024) t[3] = 2;
			else t[3] = -2;
			[[fallthrough]];
		case SE_0_ROTATING_SECTOR:
		case SE_2_EARTHQUAKE://Earthquakemakers
		case SE_5_BOSS://Boss Creature
		case SE_6_SUBWAY://Subway
		case SE_14_SUBWAY_CAR://Caboos
		case SE_15_SLIDING_DOOR://Subwaytype sliding door
		case SE_16_REACTOR://That rotating blocker reactor thing
		case SE_26://ESCELATOR
		case SE_30_TWO_WAY_TRAIN://No rotational subways

			if (sp->lotag == 0)
			{
				if (sectp->lotag == 30)
				{
					if (sp->pal) sp->clipdist = 1;
					else sp->clipdist = 0;
					t[3] = sectp->floorz;
					sectp->hitagactor = actor;
				}

				
				bool found = false;
				if (actors) for(auto act2 : *actors)
				{
					auto spr = act2->s;
					if (spr->statnum < MAXSTATUS)
						if (spr->picnum == SECTOREFFECTOR &&
							spr->lotag == SE_1_PIVOT &&
							spr->hitag == sp->hitag)
						{
							if (sp->ang == 512)
							{
								sp->x = spr->x;
								sp->y = spr->y;
							}
							found = true;
							actor->SetOwner(act2);
							break;
						}
				}
				if (!found)
				{
					sp->picnum = 0;
					sp->cstat2 = CSTAT2_SPRITE_NOFIND;
					sp->cstat = CSTAT_SPRITE_INVISIBLE;
					ChangeActorStat(actor, STAT_REMOVED);
					Printf("Found lonely Sector Effector (lotag 0) at (%d,%d)\n", sp->x, sp->y);
					return;
				}
			}

			t[1] = tempwallptr;
			for (auto& wal : wallsofsector(sectp))
			{
				msx[tempwallptr] = wal.x - sp->x;
				msy[tempwallptr] = wal.y - sp->y;
				tempwallptr++;
				if (tempwallptr > 2047)
				{
					I_Error("Too many moving sectors at (%d,%d).\n", wal.x, wal.y);
				}
			}
			if (sp->lotag == SE_30_TWO_WAY_TRAIN || sp->lotag == SE_6_SUBWAY || sp->lotag == SE_14_SUBWAY_CAR || sp->lotag == SE_5_BOSS)
			{

				if (sectp->hitag == -1)
					sp->extra = 0;
				else sp->extra = 1;

				sectp->hitagactor = actor;

				sectortype* s = nullptr;
				for (auto& wal : wallsofsector(sectp))
				{
					if (wal.twoSided() &&
						wal.nextSector()->hitag == 0 &&
						(wal.nextSector()->lotag < 3 || (isRRRA() && wal.nextSector()->lotag == 160)))
					{
						s = wal.nextSector();
						break;
					}
				}

				if (s == nullptr)
				{
					I_Error("Subway found no zero'd sectors with locators\nat (%d,%d).\n", sp->x, sp->y);
				}

				actor->SetOwner(nullptr);
				actor->temp_sect = s;

				if (sp->lotag != SE_30_TWO_WAY_TRAIN)
					t[3] = sp->hitag;
			}

			else if (sp->lotag == SE_16_REACTOR)
				t[3] = sectp->ceilingz;

			else if (sp->lotag == SE_26)
			{
				t[3] = sp->x;
				t[4] = sp->y;
				if (sp->shade == sectp->floorshade) //UP
					sp->zvel = -256;
				else
					sp->zvel = 256;

				sp->shade = 0;
			}
			else if (sp->lotag == SE_2_EARTHQUAKE)
			{
				t[5] = sp->sector()->floorheinum;
				sp->sector()->floorheinum = 0;
			}
	}

	switch (sp->lotag)
	{
		case SE_6_SUBWAY:
		case SE_14_SUBWAY_CAR:
		{
			int j = callsound(sectp, actor);
			if (j == -1)
			{
				if (!isRR()) j = SUBWAY;	// Duke
				else if (sp->sector()->floorpal == 7) j = 456;
				else j = 75;
			}
			actor->lastvx = j;
		}
		[[fallthrough]];
		case SE_30_TWO_WAY_TRAIN:
			if (numplayers > 1) break;
			[[fallthrough]];
		case SE_0_ROTATING_SECTOR:
		case SE_1_PIVOT:
		case SE_5_BOSS:
		case SE_11_SWINGING_DOOR:
		case SE_15_SLIDING_DOOR:
		case SE_16_REACTOR:
		case SE_26:
			setsectinterpolate(actor->s->sector());
			break;

		case SE_29_WAVES:
			StartInterpolation(actor->s->sector(), Interp_Sect_Floorheinum);
			StartInterpolation(actor->s->sector(), Interp_Sect_Floorz);
			break;
	}

	if ((!isRR() && actor->s->lotag >= 40 && actor->s->lotag <= 45) ||
		(isRRRA() && actor->s->lotag >= 150 && actor->s->lotag <= 155))
		ChangeActorStat(actor, STAT_RAROR);
	else
		ChangeActorStat(actor, STAT_EFFECTOR);
}


//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void lotsofglass(DDukeActor *actor, walltype* wal, int n)
{
	int j, z, a;
	sectortype* sect = nullptr;
	auto sp = actor->s;

	if (wal == nullptr)
	{
		for (j = n - 1; j >= 0; j--)
		{
			a = sp->ang - 256 + (krand() & 511) + 1024;
			EGS(sp->sector(), sp->x, sp->y, sp->z, TILE_GLASSPIECES + (j % 3), -32, 36, 36, a, 32 + (krand() & 63), 1024 - (krand() & 1023), actor, 5);
		}
		return;
	}

	int x1 = wal->x;
	int y1 = wal->y;
	auto delta = wal->delta() / (n + 1);

	x1 -= Sgn(delta.y);
	y1 += Sgn(delta.x);


	for (j = n; j > 0; j--)
	{
		x1 += delta.x;
		y1 += delta.y;

		updatesector(x1, y1, &sect);
		if (sect)
		{
			z = sect->floorz - (krand() & (abs(sect->ceilingz - sect->floorz)));
			if (z < -(32 << 8) || z >(32 << 8))
				z = sp->z - (32 << 8) + (krand() & ((64 << 8) - 1));
			a = sp->ang - 1024;
			EGS(sp->sector(), x1, y1, z, TILE_GLASSPIECES + (j % 3), -32, 36, 36, a, 32 + (krand() & 63), -(krand() & 1023), actor, 5);
		}
	}
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void spriteglass(DDukeActor* actor, int n)
{
	auto sp = actor->s;

	for (int j = n; j > 0; j--)
	{
		int a = krand() & 2047;
		int z = sp->z - ((krand() & 16) << 8);
		auto k = EGS(sp->sector(), sp->x, sp->y, z, TILE_GLASSPIECES + (j % 3), krand() & 15, 36, 36, a, 32 + (krand() & 63), -512 - (krand() & 2047), actor, 5);
		if (k) k->s->pal = sp->pal;
	}
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void ceilingglass(DDukeActor* actor, sectortype* sectp, int n)
{
	int j, z;
	int a;

	for (auto& wal : wallsofsector(sectp))
	{
		int x1 = wal.x;
		int y1 = wal.y;

		auto delta = wal.delta() / (n + 1);

		for (j = n; j > 0; j--)
		{
			x1 += delta.x;
			y1 += delta.y;
			a = krand() & 2047;
			z = sectp->ceilingz + ((krand() & 15) << 8);
			EGS(sectp, x1, y1, z, TILE_GLASSPIECES + (j % 3), -32, 36, 36, a, (krand() & 31), 0, actor, 5);
		}
	}
}

//---------------------------------------------------------------------------
//
// 
//
//---------------------------------------------------------------------------

void lotsofcolourglass(DDukeActor* actor, walltype* wal, int n)
{
	int j, z;
	sectortype* sect = nullptr;
	int a;;
	auto sp = actor->s;

	if (wal == nullptr)
	{
		for (j = n - 1; j >= 0; j--)
		{
			a = krand() & 2047;
			auto k = EGS(sp->sector(), sp->x, sp->y, sp->z - (krand() & (63 << 8)), TILE_GLASSPIECES + (j % 3), -32, 36, 36, a, 32 + (krand() & 63), 1024 - (krand() & 2047), actor, 5);
			if (k) k->s->pal = krand() & 15;
		}
		return;
	}
	
	int x1 = wal->x;
	int y1 = wal->y;

	auto delta = wal->delta() / (n + 1);

	for (j = n; j > 0; j--)
	{
		x1 += delta.x;
		y1 += delta.y;

		updatesector(x1, y1, &sect);
		z = sect->floorz - (krand() & (abs(sect->ceilingz - sect->floorz)));
		if (z < -(32 << 8) || z >(32 << 8))
			z = sp->z - (32 << 8) + (krand() & ((64 << 8) - 1));
		a = sp->ang - 1024;
		auto k = EGS(sp->sector(), x1, y1, z, TILE_GLASSPIECES + (j % 3), -32, 36, 36, a, 32 + (krand() & 63), -(krand() & 2047), actor, 5);
		if (k) k->s->pal = krand() & 7;
	}
}



END_DUKE_NS