//HEADER_GOES_HERE

#include "../types.h"

int diabquad1x; // weak
int diabquad1y; // weak
int diabquad3x; // idb
int diabquad3y; // idb
int diabquad2x; // idb
int diabquad2y; // idb
int diabquad4x; // idb
int diabquad4y; // idb
int hallok[20];
int l4holdx; // weak
int l4holdy; // weak
int SP4x1;   // idb
int SP4x2;   // weak
int SP4y1;   // idb
int SP4y2;   // weak
char L4dungeon[80][80];
char dung[20][20];
//int dword_52A4DC; // weak

const unsigned char L4ConvTbl[16] = { 30u, 6u, 1u, 6u, 2u, 6u, 6u, 6u, 9u, 6u, 1u, 6u, 2u, 6u, 3u, 6u };
const unsigned char L4USTAIRS[42] = {
	4u,
	5u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	0u,
	0u,
	0u,
	0u,
	36u,
	38u,
	35u,
	0u,
	37u,
	34u,
	33u,
	32u,
	0u,
	0u,
	31u,
	0u,
	0u,
	0u,
	0u,
	0u
};
const unsigned char L4TWARP[42] = {
	4u,
	5u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	0u,
	0u,
	0u,
	0u,
	134u,
	136u,
	133u,
	0u,
	135u,
	132u,
	131u,
	130u,
	0u,
	0u,
	129u,
	0u,
	0u,
	0u,
	0u,
	0u
};
const unsigned char L4DSTAIRS[52] = {
	5u,
	5u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	0u,
	0u,
	0u,
	0u,
	0u,
	0u,
	0u,
	45u,
	41u,
	0u,
	0u,
	44u,
	43u,
	40u,
	0u,
	0u,
	46u,
	42u,
	39u,
	0u,
	0u,
	0u,
	0u,
	0u,
	0u
};
const unsigned char L4PENTA[52] = {
	5u,
	5u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	0u,
	0u,
	0u,
	0u,
	0u,
	0u,
	98u,
	100u,
	103u,
	0u,
	0u,
	99u,
	102u,
	105u,
	0u,
	0u,
	101u,
	104u,
	106u,
	0u,
	0u,
	0u,
	0u,
	0u,
	0u
};
const unsigned char L4PENTA2[52] = {
	5u,
	5u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	6u,
	0u,
	0u,
	0u,
	0u,
	0u,
	0u,
	107u,
	109u,
	112u,
	0u,
	0u,
	108u,
	111u,
	114u,
	0u,
	0u,
	110u,
	113u,
	115u,
	0u,
	0u,
	0u,
	0u,
	0u,
	0u
};
const unsigned char L4BTYPES[140] = {
	0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
	10, 11, 12, 13, 14, 15, 16, 17, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 6,
	6, 6, 0, 0, 0, 0, 0, 0, 0, 0,
	0, 1, 2, 1, 2, 1, 2, 1, 1, 2,
	2, 0, 0, 0, 0, 0, 0, 15, 16, 9,
	12, 4, 5, 7, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};

void __cdecl DRLG_LoadL4SP()
{
	setloadflag_2 = 0;
	if (QuestStatus(QTYPE_WARLRD)) {
		pSetPiece_2 = (char *)LoadFileInMem("Levels\\L4Data\\Warlord.DUN", 0);
		setloadflag_2 = 1;
	}
	if (currlevel == 15 && gbMaxPlayers != 1) {
		pSetPiece_2 = (char *)LoadFileInMem("Levels\\L4Data\\Vile1.DUN", 0);
		setloadflag_2 = 1;
	}
}
// 5B50D8: using guessed type int setloadflag_2;
// 679660: using guessed type char gbMaxPlayers;

void __cdecl DRLG_FreeL4SP()
{
	char *ptr;

	ptr = pSetPiece_2;
	pSetPiece_2 = NULL;
	mem_free_dbg(ptr);
}

void __fastcall DRLG_L4SetSPRoom(int rx1, int ry1)
{
	int v2;   // edi
	int v3;   // esi
	int v4;   // eax
	char v5;  // bl
	int v6;   // [esp+8h] [ebp-Ch]
	char *v7; // [esp+Ch] [ebp-8h]
	int v8;   // [esp+10h] [ebp-4h]

	v8 = 0;
	v2 = (unsigned char)pSetPiece_2[2];
	v3 = (unsigned char)*pSetPiece_2;
	setpc_x = rx1;
	setpc_y = ry1;
	setpc_w = v3;
	setpc_h = v2;
	v7 = pSetPiece_2 + 4;
	if (v2 > 0) {
		do {
			if (v3 > 0) {
				v6 = v3;
				v4 = ry1 + v8 + 40 * rx1;
				do {
					v5 = *v7;
					if (*v7) {
						dflags[0][v4] |= DFLAG_EXPLORED;
						dungeon[0][v4] = v5;
					} else {
						dungeon[0][v4] = 6;
					}
					v7 += 2;
					v4 += 40;
					--v6;
				} while (v6);
			}
			++v8;
		} while (v8 < v2);
	}
}
// 5CF330: using guessed type int setpc_h;
// 5CF334: using guessed type int setpc_w;

void __cdecl L4SaveQuads()
{
	char *v0;      // esi
	char *v1;      // edx
	char *v2;      // edi
	char *v3;      // eax
	char *v4;      // ecx
	char *v5;      // ebx
	signed int v6; // [esp+Ch] [ebp-14h]
	signed int v7; // [esp+10h] [ebp-10h]
	char *v8;      // [esp+14h] [ebp-Ch]
	char *v9;      // [esp+18h] [ebp-8h]
	char *v10;     // [esp+1Ch] [ebp-4h]

	v0 = &dflags[39][l4holdy - 40 * l4holdx]; /* check */
	v1 = &dflags[39][-l4holdy + 39 + -40 * l4holdx];
	v9 = &dflags[l4holdx][l4holdy];
	v8 = &dflags[0][40 * l4holdx - l4holdy + 39];
	v6 = 14;
	do {
		v2 = v1;
		v10 = v8;
		v3 = v9;
		v4 = v0;
		v7 = 14;
		do {
			v5 = v10;
			v10 += 40;
			*v3 = 1;
			*v4 = 1;
			*v5 = 1;
			*v2 = 1;
			v4 -= 40;
			v2 -= 40;
			v3 += 40;
			--v7;
		} while (v7);
		++v9;
		--v8;
		--v1;
		++v0;
		--v6;
	} while (v6);
}
// 528A34: using guessed type int l4holdx;
// 528A38: using guessed type int l4holdy;

void __fastcall DRLG_L4SetRoom(unsigned char *pSetPiece, int rx1, int ry1)
{
	int v3;            // ebx
	int v4;            // edi
	unsigned char *v5; // esi
	int v6;            // eax
	char v7;           // cl
	int v8;            // [esp+Ch] [ebp-8h]
	int v9;            // [esp+10h] [ebp-4h]

	v3 = *pSetPiece;
	v4 = 0;
	v8 = pSetPiece[2];
	v5 = pSetPiece + 4;
	if (v8 > 0) {
		do {
			if (v3 > 0) {
				v9 = v3;
				v6 = ry1 + v4 + 40 * rx1;
				do {
					v7 = *v5;
					if (*v5) {
						dflags[0][v6] |= DFLAG_EXPLORED;
						dungeon[0][v6] = v7;
					} else {
						dungeon[0][v6] = 6;
					}
					v6 += 40;
					v5 += 2;
					--v9;
				} while (v9);
			}
			++v4;
		} while (v4 < v8);
	}
}

void __fastcall DRLG_LoadDiabQuads(BOOL preflag)
{
	BYTE *dun;

	dun = LoadFileInMem("Levels\\L4Data\\diab1.DUN", 0);
	diabquad1x = l4holdx + 4;
	diabquad1y = l4holdy + 4;
	DRLG_L4SetRoom(dun, diabquad1x, diabquad1y);
	mem_free_dbg(dun);

	if (!preflag)
		dun = LoadFileInMem("Levels\\L4Data\\diab2a.DUN", 0);
	else
		dun = LoadFileInMem("Levels\\L4Data\\diab2b.DUN", 0);
	diabquad2x = 27 - l4holdx;
	diabquad2y = l4holdy + 1;
	DRLG_L4SetRoom(dun, diabquad2x, diabquad2y);
	mem_free_dbg(dun);

	if (!preflag)
		dun = LoadFileInMem("Levels\\L4Data\\diab3a.DUN", 0);
	else
		dun = LoadFileInMem("Levels\\L4Data\\diab3b.DUN", 0);
	diabquad3x = l4holdx + 1;
	diabquad3y = 27 - l4holdy;
	DRLG_L4SetRoom(dun, diabquad3x, diabquad3y);
	mem_free_dbg(dun);

	if (!preflag)
		dun = LoadFileInMem("Levels\\L4Data\\diab4a.DUN", 0);
	else
		dun = LoadFileInMem("Levels\\L4Data\\diab4b.DUN", 0);
	diabquad4x = 28 - l4holdx;
	diabquad4y = 28 - l4holdy;
	DRLG_L4SetRoom(dun, diabquad4x, diabquad4y);
	mem_free_dbg(dun);
}
// 5289C4: using guessed type int diabquad1x;
// 5289C8: using guessed type int diabquad1y;
// 528A34: using guessed type int l4holdx;
// 528A38: using guessed type int l4holdy;

BOOLEAN __fastcall IsDURWall(char d)
{
	BOOLEAN result; // al

	if (d == 25 || d == 28)
		result = 1;
	else
		result = d == 23;
	return result;
}

BOOLEAN __fastcall IsDLLWall(char dd)
{
	BOOLEAN result; // al

	if (dd == 27 || dd == 26)
		result = 1;
	else
		result = dd == 22;
	return result;
}

void __cdecl L4FixRim()
{
	char(*v0)[20]; // eax

	v0 = dung;
	do {
		*(_BYTE *)v0 = 0;
		++v0;
	} while ((signed int)v0 < (signed int)&dung[20][0]);
	*(_DWORD *)&dung[0][0] = 0;
	*(_DWORD *)&dung[0][4] = 0;
	*(_DWORD *)&dung[0][8] = 0;
	*(_DWORD *)&dung[0][12] = 0;
	*(_DWORD *)&dung[0][16] = 0;
}
// 52A4DC: using guessed type int dword_52A4DC;

void __cdecl DRLG_L4GeneralFix()
{
	signed int v0; // ecx
	char *v1;      // eax
	signed int v2; // esi

	v0 = 0;
	do {
		v1 = (char *)dungeon + v0;
		v2 = 39;
		do {
			if ((*v1 == 24 || *v1 == 122) && v1[40] == 2 && v1[1] == 5)
				*v1 = 17;
			v1 += 40;
			--v2;
		} while (v2);
		++v0;
	} while (v0 < 39);
}

void __fastcall CreateL4Dungeon(int rseed, int entry)
{
	int v2; // esi

	v2 = entry;
	SetRndSeed(rseed);
	dminx = 16;
	dminy = 16;
	dmaxx = 96;
	dmaxy = 96;
	ViewX = 40;
	ViewY = 40;
	DRLG_InitSetPC();
	DRLG_LoadL4SP();
	DRLG_L4(v2);
	DRLG_L4Pass3();
	DRLG_FreeL4SP();
	DRLG_SetPC();
}
// 5CF328: using guessed type int dmaxx;
// 5CF32C: using guessed type int dmaxy;
// 5D2458: using guessed type int dminx;
// 5D245C: using guessed type int dminy;

void __fastcall DRLG_L4(int entry)
{
	signed int v1; // ebp
	//int v2; // eax
	int v3;          // edx
	char *v4;        // edi
	char v5;         // bp
	unsigned int v6; // ecx
	char *v7;        // edi
	int v8;          // ecx
	//int v9; // eax
	int v10;            // eax
	unsigned char *v11; // ecx
	unsigned char *v12; // ecx
	//int v13; // eax
	signed int v14; // eax
	signed int v15; // ecx
	int v16;        // ebx
	int v17;        // edi
	char *v18;      // ebp
	signed int v19; // ecx
	signed int v20; // eax
	signed int v21; // esi
	int v22;        // [esp-8h] [ebp-20h]
	int v23;        // [esp+10h] [ebp-8h]
	int v24;        // [esp+14h] [ebp-4h]

	v1 = 0;
	v23 = entry;
	do {
		DRLG_InitTrans();
		do {
			InitL4Dungeon();
			L4firstRoom();
			L4FixRim();
		} while (GetArea() < 173);
		uShape();
		L4makeDungeon();
		L4makeDmt();
		L4tileFix();
		if (currlevel == 16)
			L4SaveQuads();
		//_LOBYTE(v2) = QuestStatus(QTYPE_WARLRD);
		if ((QuestStatus(QTYPE_WARLRD) || currlevel == quests[QTYPE_VB]._qlevel && gbMaxPlayers != 1) && SP4x1 < SP4x2) {
			v3 = SP4x1;
			v24 = SP4x2 - SP4x1;
			do {
				if (SP4y1 < SP4y2) {
					v4 = &dflags[v3][SP4y1];
					v5 = SP4y2 - SP4y1;
					v6 = (unsigned int)(SP4y2 - SP4y1) >> 2;
					memset(v4, 1u, 4 * v6);
					v7 = &v4[4 * v6];
					v8 = v5 & 3;
					v1 = 0;
					memset(v7, 1, v8);
				}
				++v3;
				--v24;
			} while (v24);
		}
		L4AddWall();
		DRLG_L4FloodTVal();
		DRLG_L4TransFix();
		if (setloadflag_2)
			DRLG_L4SetSPRoom(SP4x1, SP4y1);
		if (currlevel == 16)
			DRLG_LoadDiabQuads(1);
		//_LOBYTE(v9) = QuestStatus(QTYPE_WARLRD);
		if (!QuestStatus(QTYPE_WARLRD)) {
			if (currlevel == 15) {
				if (!v23) {
					v10 = DRLG_L4PlaceMiniSet(L4USTAIRS, 1, 1, -1, -1, 1, 0);
					if (v10) {
						if (gbMaxPlayers != 1 || (v11 = (unsigned char *)L4PENTA, quests[QTYPE_MOD]._qactive == 2))
							v11 = (unsigned char *)L4PENTA2;
						v10 = DRLG_L4PlaceMiniSet(v11, 1, 1, -1, -1, 0, 1);
					}
					goto LABEL_35;
				}
				v10 = DRLG_L4PlaceMiniSet(L4USTAIRS, 1, 1, -1, -1, 0, 0);
				if (v10) {
					if (gbMaxPlayers != 1 || (v12 = (unsigned char *)L4PENTA, quests[QTYPE_MOD]._qactive == 2))
						v12 = (unsigned char *)L4PENTA2;
					v10 = DRLG_L4PlaceMiniSet(v12, 1, 1, -1, -1, 1, 1);
				}
			} else {
				if (!v23) {
					v10 = DRLG_L4PlaceMiniSet(L4USTAIRS, 1, 1, -1, -1, 1, 0);
					if (v10) {
						if (currlevel != 16)
							v10 = DRLG_L4PlaceMiniSet(L4DSTAIRS, 1, 1, -1, -1, 0, 1);
						goto LABEL_31;
					}
				LABEL_35:
					++ViewX;
					continue;
				}
				v10 = DRLG_L4PlaceMiniSet(L4USTAIRS, 1, 1, -1, -1, 0, 0);
				if (v23 != 1) {
					if (v10) {
						if (currlevel != 16)
							v10 = DRLG_L4PlaceMiniSet(L4DSTAIRS, 1, 1, -1, -1, 0, 1);
					LABEL_46:
						if (v10) {
							if (currlevel == 13) {
								v22 = 1;
							LABEL_34:
								v10 = DRLG_L4PlaceMiniSet(L4TWARP, 1, 1, -1, -1, v22, 6);
								goto LABEL_35;
							}
						}
					}
					goto LABEL_35;
				}
				if (v10) {
					if (currlevel != 16)
						v10 = DRLG_L4PlaceMiniSet(L4DSTAIRS, 1, 1, -1, -1, 1, 1);
					if (v10 && currlevel == 13)
						v10 = DRLG_L4PlaceMiniSet(L4TWARP, 1, 1, -1, -1, 0, 6);
				}
			}
			++ViewY;
			continue;
		}
		if (!v23) {
			v10 = DRLG_L4PlaceMiniSet(L4USTAIRS, 1, 1, -1, -1, 1, 0);
		LABEL_31:
			if (!v10 || currlevel != 13)
				goto LABEL_35;
			v22 = 0;
			goto LABEL_34;
		}
		v10 = DRLG_L4PlaceMiniSet(L4USTAIRS, 1, 1, -1, -1, 0, 0);
		if (v23 != 1)
			goto LABEL_46;
		if (v10 && currlevel == 13)
			v10 = DRLG_L4PlaceMiniSet(L4TWARP, 1, 1, -1, -1, 0, 6);
		ViewX = 2 * setpc_x + 22;
		ViewY = 2 * setpc_y + 22;
	} while (!v10);
	DRLG_L4GeneralFix();
	if (currlevel != 16)
		DRLG_PlaceThemeRooms(7, 10, 6, 8, 1);
	DRLG_L4Shadows();
	DRLG_L4Corners();
	DRLG_L4Subs();
	DRLG_Init_Globals();
	//_LOBYTE(v13) = QuestStatus(QTYPE_WARLRD);
	if (QuestStatus(QTYPE_WARLRD)) {
		do {
			v14 = v1;
			v15 = 40;
			do {
				pdungeon[0][v14] = dungeon[0][v14];
				v14 += 40;
				--v15;
			} while (v15);
			++v1;
		} while (v1 < 40);
	}
	DRLG_CheckQuests(SP4x1, SP4y1);
	if (currlevel == 15) {
		v16 = -1;
		do {
			v17 = -1;
			v18 = &dungeon[0][v16 + 1];
			do {
				if (*v18 == 98)
					Make_SetPC(v17, v16, 5, 5);
				if (*v18 == 107)
					Make_SetPC(v17, v16, 5, 5);
				v18 += 40;
				++v17;
			} while (v17 + 1 < 40);
			++v16;
		} while (v16 < 39);
	}
	if (currlevel == 16) {
		v19 = 0;
		do {
			v20 = v19;
			v21 = 40;
			do {
				pdungeon[0][v20] = dungeon[0][v20];
				v20 += 40;
				--v21;
			} while (v21);
			++v19;
		} while (v19 < 40);
		DRLG_LoadDiabQuads(0);
	}
}
// 528A40: using guessed type int SP4x2;
// 528A48: using guessed type int SP4y2;
// 5B50D8: using guessed type int setloadflag_2;
// 679660: using guessed type char gbMaxPlayers;

void __cdecl DRLG_L4Shadows()
{
	signed int v0; // esi
	char *v1;      // eax
	signed int v2; // edi
	char v3;       // dl
	signed int v4; // ecx

	v0 = 1;
	do {
		v1 = &dungeon[1][v0];
		v2 = 39;
		do {
			v3 = *v1;
			v4 = 0;
			if (*v1 == 3)
				v4 = 1;
			if (v3 == 4)
				v4 = 1;
			if (v3 == 8)
				v4 = 1;
			if (v3 == 15)
				v4 = 1;
			if (v4) {
				if (*(v1 - 40) == 6)
					*(v1 - 40) = 47;
				if (*(v1 - 41) == 6)
					*(v1 - 41) = 48;
			}
			v1 += 40;
			--v2;
		} while (v2);
		++v0;
	} while (v0 < 40);
}

void __cdecl InitL4Dungeon()
{
	signed int v0; // edx
	signed int v1; // eax
	signed int v2; // ecx

	memset(dung, 0, sizeof(dung));
	memset(L4dungeon, 0, sizeof(L4dungeon));
	v0 = 0;
	do {
		v1 = v0;
		v2 = 40;
		do {
			dflags[0][v1] = 0;
			dungeon[0][v1] = 30;
			v1 += 40;
			--v2;
		} while (v2);
		++v0;
	} while (v0 < 40);
}

void __cdecl L4makeDmt()
{
	signed int v0; // ecx
	char(*v1)[40]; // ebp
	char(*v2)[40]; // esi
	char *v3;      // eax
	signed int v4; // edi
	int v5;        // edx
	int v6;        // ebx

	v0 = 1;
	v1 = dungeon;
	do {
		v2 = v1;
		v3 = &L4dungeon[1][v0 + 1];
		v4 = 39;
		do {
			v5 = (unsigned char)v3[80];
			v6 = (unsigned char)*v3;
			v3 += 160;
			*(_BYTE *)v2 = L4ConvTbl[2 * ((unsigned char)*(v3 - 81) + 2 * (v6 + 2 * v5))
			    + (unsigned char)*(v3 - 161)];
			++v2;
			--v4;
		} while (v4);
		v1 = (char(*)[40])((char *)v1 + 1);
		v0 += 2;
	} while (v0 <= 77);
}

void __cdecl L4AddWall()
{
	int v0;  // edi
	int v1;  // esi
	int v2;  // ebx
	int v3;  // eax
	int v4;  // eax
	int v5;  // eax
	int v6;  // eax
	int v7;  // eax
	int v8;  // eax
	int v9;  // eax
	int v10; // eax
	int v11; // eax
	int v12; // eax
	int v13; // eax
	int v14; // eax
	int v15; // eax
	int v16; // eax
	int v17; // eax

	v0 = 0;
	do {
		v1 = 0;
		v2 = v0;
		do {
			if (!dflags[0][v2]) {
				if (dungeon[0][v2] == 10 && random(0, 100) < 100) {
					v3 = L4HWallOk(v1, v0);
					if (v3 != -1)
						L4HorizWall(v1, v0, v3);
				}
				if (dungeon[0][v2] == 12 && random(0, 100) < 100) {
					v4 = L4HWallOk(v1, v0);
					if (v4 != -1)
						L4HorizWall(v1, v0, v4);
				}
				if (dungeon[0][v2] == 13 && random(0, 100) < 100) {
					v5 = L4HWallOk(v1, v0);
					if (v5 != -1)
						L4HorizWall(v1, v0, v5);
				}
				if (dungeon[0][v2] == 15 && random(0, 100) < 100) {
					v6 = L4HWallOk(v1, v0);
					if (v6 != -1)
						L4HorizWall(v1, v0, v6);
				}
				if (dungeon[0][v2] == 16 && random(0, 100) < 100) {
					v7 = L4HWallOk(v1, v0);
					if (v7 != -1)
						L4HorizWall(v1, v0, v7);
				}
				if (dungeon[0][v2] == 21 && random(0, 100) < 100) {
					v8 = L4HWallOk(v1, v0);
					if (v8 != -1)
						L4HorizWall(v1, v0, v8);
				}
				if (dungeon[0][v2] == 22 && random(0, 100) < 100) {
					v9 = L4HWallOk(v1, v0);
					if (v9 != -1)
						L4HorizWall(v1, v0, v9);
				}
				if (dungeon[0][v2] == 8 && random(0, 100) < 100) {
					v10 = L4VWallOk(v1, v0);
					if (v10 != -1)
						L4VertWall(v1, v0, v10);
				}
				if (dungeon[0][v2] == 9 && random(0, 100) < 100) {
					v11 = L4VWallOk(v1, v0);
					if (v11 != -1)
						L4VertWall(v1, v0, v11);
				}
				if (dungeon[0][v2] == 11 && random(0, 100) < 100) {
					v12 = L4VWallOk(v1, v0);
					if (v12 != -1)
						L4VertWall(v1, v0, v12);
				}
				if (dungeon[0][v2] == 14 && random(0, 100) < 100) {
					v13 = L4VWallOk(v1, v0);
					if (v13 != -1)
						L4VertWall(v1, v0, v13);
				}
				if (dungeon[0][v2] == 15 && random(0, 100) < 100) {
					v14 = L4VWallOk(v1, v0);
					if (v14 != -1)
						L4VertWall(v1, v0, v14);
				}
				if (dungeon[0][v2] == 16 && random(0, 100) < 100) {
					v15 = L4VWallOk(v1, v0);
					if (v15 != -1)
						L4VertWall(v1, v0, v15);
				}
				if (dungeon[0][v2] == 21 && random(0, 100) < 100) {
					v16 = L4VWallOk(v1, v0);
					if (v16 != -1)
						L4VertWall(v1, v0, v16);
				}
				if (dungeon[0][v2] == 23 && random(0, 100) < 100) {
					v17 = L4VWallOk(v1, v0);
					if (v17 != -1)
						L4VertWall(v1, v0, v17);
				}
			}
			++v1;
			v2 += 40;
		} while (v1 < 40);
		++v0;
	} while (v0 < 40);
}

int __fastcall L4HWallOk(int i, int j)
{
	int v2;        // esi
	int v3;        // edi
	char *v4;      // ebx
	int result;    // eax
	signed int v6; // esi
	char v7;       // dl
	int v8;        // [esp+8h] [ebp-4h]

	v2 = 8 * (5 * i + 5);
	v8 = 1;
	if (dungeon[0][v2 + j] == 6) {
		v3 = 8 * (5 * i + 5);
		v4 = &dungeon[i + 1][j];
		do {
			if (dflags[0][v3 + j])
				break;
			if (dungeon[0][v3 + j - 1] != 6) // *((_BYTE *)&dMonster[111][111] + v3 + j + 3) != 6 ) /* check */
				break;
			if (dungeon[0][v3 + 1 + j] != 6)
				break;
			++v8;
			v4 += 40;
			v2 += 40;
			v3 = v2;
		} while (*v4 == 6);
	}
	result = v8;
	v6 = 0;
	v7 = dungeon[v8 + i][j];
	if (v7 == 10)
		v6 = 1;
	if (v7 == 12)
		v6 = 1;
	if (v7 == 13)
		v6 = 1;
	if (v7 == 15)
		v6 = 1;
	if (v7 == 16)
		v6 = 1;
	if (v7 == 21)
		v6 = 1;
	if (v7 == 22)
		v6 = 1;
	if (v8 <= 3)
		v6 = 0;
	if (!v6)
		result = -1;
	return result;
}

int __fastcall L4VWallOk(int i, int j)
{
	int v2;        // ecx
	int result;    // eax
	char *v4;      // esi
	signed int v5; // esi
	char v6;       // dl

	v2 = i;
	result = 1;
	if (dungeon[v2][j + 1] == 6) {
		do {
			if (dflags[v2][j + result])
				break;
			v4 = &dungeon[v2][j];
			if (v4[result - 40] != 6)
				break;
			if (dungeon[v2 + 1][result + j] != 6)
				break;
			++result;
		} while (v4[result] == 6);
	}
	v5 = 0;
	v6 = dungeon[0][result + v2 * 40 + j];
	if (v6 == 8)
		v5 = 1;
	if (v6 == 9)
		v5 = 1;
	if (v6 == 11)
		v5 = 1;
	if (v6 == 14)
		v5 = 1;
	if (v6 == 15)
		v5 = 1;
	if (v6 == 16)
		v5 = 1;
	if (v6 == 21)
		v5 = 1;
	if (v6 == 23)
		v5 = 1;
	if (result <= 3)
		v5 = 0;
	if (!v5)
		result = -1;
	return result;
}

void __fastcall L4HorizWall(int i, int j, int dx)
{
	int v3;      // esi
	int v4;      // edi
	int v5;      // eax
	int v6;      // ecx
	char *v7;    // eax
	int v8;      // edx
	char *v9;    // eax
	int v10;     // eax
	BOOLEAN v11; // zf
	char *v12;   // eax

	v3 = i;
	v4 = j;
	v5 = j + 40 * i;
	if (dungeon[0][v5] == 13)
		dungeon[0][v5] = 17;
	if (dungeon[0][v5] == 16)
		dungeon[0][v5] = 11;
	if (dungeon[0][v5] == 12)
		dungeon[0][v5] = 14;
	v6 = dx;
	if (dx > 1) {
		v7 = &dungeon[1][v5];
		v8 = dx - 1;
		do {
			*v7 = 2;
			v7 += 40;
			--v8;
		} while (v8);
	}
	v9 = &dungeon[v3 + dx][v4];
	if (*v9 == 15)
		*v9 = 14;
	if (*v9 == 10)
		*v9 = 17;
	if (*v9 == 21)
		*v9 = 23;
	if (*v9 == 22)
		*v9 = 29;
	v10 = v4 + 40 * (v3 + random(0, dx - 3) + 1);
	dungeon[2][v10] = 56;
	dungeon[1][v10] = 60;
	v11 = dungeon[0][v10 - 1] == 6;
	dungeon[0][v10] = 57;
	if (v11)
		dungeon[0][v10 - 1] = 58;
	v12 = &dungeon[0][v10 + 39];
	if (*v12 == 6)
		*v12 = 59;
}

void __fastcall L4VertWall(int i, int j, int dy)
{
	int v3;      // edi
	int v4;      // esi
	int v5;      // edx
	int v6;      // ecx
	_BYTE *v7;   // eax
	int v8;      // edx
	int v9;      // eax
	char *v10;   // ecx
	BOOLEAN v11; // zf
	int v12;     // [esp+8h] [ebp-4h]

	v3 = j;
	v4 = 40 * i;
	v12 = j;
	v5 = 40 * i + j;
	if (dungeon[0][v5] == 14)
		dungeon[0][v5] = 17;
	if (dungeon[0][v5] == 8)
		dungeon[0][v5] = 9;
	if (dungeon[0][v5] == 15)
		dungeon[0][v5] = 10;
	v6 = dy;
	if (dy > 1) {
		memset(&dungeon[0][v5 + 1], 1u, dy - 1);
		v3 = v12;
		v6 = dy;
	}
	v7 = (unsigned char *)dungeon + v5 + v6;
	if (*v7 == 11)
		*v7 = 17;
	if (*v7 == 9)
		*v7 = 10;
	if (*v7 == 16)
		*v7 = 13;
	if (*v7 == 21)
		*v7 = 22;
	if (*v7 == 23)
		*v7 = 29;
	v8 = v6 - 3;
	v9 = random(0, v8) + 1 + v4 + v3;
	v10 = (char *)dungeon + v9;
	dungeon[0][v9 + 2] = 52;
	dungeon[0][v9 + 1] = 6;
	v11 = dungeon[-1][v9] == 6;
	dungeon[0][v9] = 53;
	if (v11)
		*(v10 - 40) = 54;
	if (*(v10 - 41) == 6)
		*(v10 - 41) = 55;
}

void __cdecl L4tileFix()
{
	int i, j;

	for(j = 0; j < DMAXY; j++) {
		for(i = 0; i < DMAXX; i++) {
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 6)
				dungeon[i + 1][j] = 5;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 13;
			if(dungeon[i][j] == 1 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 14;
		}
	}
	for(j = 0; j < DMAXY; j++) {
		for(i = 0; i < DMAXX; i++) {
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 6)
				dungeon[i + 1][j] = 2;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 9)
				dungeon[i + 1][j] = 11;
			if(dungeon[i][j] == 9 && dungeon[i + 1][j] == 6)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 14 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 13;
			if(dungeon[i][j] == 6 && dungeon[i + 1][j] == 14)
				dungeon[i + 1][j] = 15;
			if(dungeon[i][j] == 6 && dungeon[i][j + 1] == 13)
				dungeon[i][j + 1] = 16;
			if(dungeon[i][j] == 1 && dungeon[i][j + 1] == 9)
				dungeon[i][j + 1] = 10;
			if(dungeon[i][j] == 6 && dungeon[i][j - 1] == 1)
				dungeon[i][j - 1] = 1;
		}
	}
	for(j = 0; j < DMAXY; j++) {
		for(i = 0; i < DMAXX; i++) {
			if(dungeon[i][j] == 13 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 27;
			if(dungeon[i][j] == 27 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 19;
			if(dungeon[i][j] == 1 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 27;
			if(dungeon[i][j] == 27 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 16;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 27)
				dungeon[i + 1][j] = 26;
			if(dungeon[i][j] == 27 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 19;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 15)
				dungeon[i + 1][j] = 14;
			if(dungeon[i][j] == 14 && dungeon[i + 1][j] == 15)
				dungeon[i + 1][j] = 14;
			if(dungeon[i][j] == 22 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 16;
			if(dungeon[i][j] == 27 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 16;
			if(dungeon[i][j] == 6 && dungeon[i + 1][j] == 27 && dungeon[i + 1][j + 1] != 0) /* check */
				dungeon[i + 1][j] = 22;
			if(dungeon[i][j] == 22 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 19;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 1 && dungeon[i + 1][j - 1] == 1)
				dungeon[i + 1][j] = 13;
			if(dungeon[i][j] == 14 && dungeon[i + 1][j] == 30 && dungeon[i][j + 1] == 6)
				dungeon[i + 1][j] = 28;
			if(dungeon[i][j] == 16 && dungeon[i + 1][j] == 6 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 27;
			if(dungeon[i][j] == 16 && dungeon[i][j + 1] == 30 && dungeon[i + 1][j + 1] == 30)
				dungeon[i][j + 1] = 27;
			if(dungeon[i][j] == 6 && dungeon[i + 1][j] == 30 && dungeon[i + 1][j - 1] == 6)
				dungeon[i + 1][j] = 21;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 27 && dungeon[i + 1][j + 1] == 9)
				dungeon[i + 1][j] = 29;
			if(dungeon[i][j] == 9 && dungeon[i + 1][j] == 15)
				dungeon[i + 1][j] = 14;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 27 && dungeon[i + 1][j + 1] == 2)
				dungeon[i + 1][j] = 29;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 18)
				dungeon[i + 1][j] = 24;
			if(dungeon[i][j] == 9 && dungeon[i + 1][j] == 15)
				dungeon[i + 1][j] = 14;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 19 && dungeon[i + 1][j - 1] == 30)
				dungeon[i + 1][j] = 24;
			if(dungeon[i][j] == 24 && dungeon[i][j - 1] == 30 && dungeon[i][j - 2] == 6)
				dungeon[i][j - 1] = 21;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 28;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 28;
			if(dungeon[i][j] == 28 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 18;
			if(dungeon[i][j] == 28 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 19 && dungeon[i + 2][j] == 2 && dungeon[i + 1][j - 1] == 18 && dungeon[i + 1][j + 1] == 1)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 19 && dungeon[i + 2][j] == 2 && dungeon[i + 1][j - 1] == 22 && dungeon[i + 1][j + 1] == 1)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 19 && dungeon[i + 2][j] == 2 && dungeon[i + 1][j - 1] == 18 && dungeon[i + 1][j + 1] == 13)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 21 && dungeon[i + 2][j] == 2 && dungeon[i + 1][j - 1] == 18 && dungeon[i + 1][j + 1] == 1)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j + 1] == 1 && dungeon[i + 1][j - 1] == 22 && dungeon[i + 2][j] == 3)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 28 && dungeon[i + 2][j] == 30 && dungeon[i + 1][j - 1] == 6)
				dungeon[i + 1][j] = 23;
			if(dungeon[i][j] == 14 && dungeon[i + 1][j] == 28 && dungeon[i + 2][j] == 1)
				dungeon[i + 1][j] = 23;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 27 && dungeon[i + 1][j + 1] == 30)
				dungeon[i + 1][j] = 29;
			if(dungeon[i][j] == 28 && dungeon[i][j + 1] == 9)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j - 1] == 21)
				dungeon[i + 1][j] = 24;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 27 && dungeon[i + 1][j + 1] == 30)
				dungeon[i + 1][j] = 29;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 18)
				dungeon[i + 1][j] = 25;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 9 && dungeon[i + 2][j] == 2)
				dungeon[i + 1][j] = 11;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 10)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 15 && dungeon[i][j + 1] == 3)
				dungeon[i][j + 1] = 4;
			if(dungeon[i][j] == 22 && dungeon[i][j + 1] == 9)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 18 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 18;
			if(dungeon[i][j] == 24 && dungeon[i - 1][j] == 30)
				dungeon[i - 1][j] = 19;
			if(dungeon[i][j] == 21 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 21 && dungeon[i][j + 1] == 9)
				dungeon[i][j + 1] = 10;
			if(dungeon[i][j] == 22 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 18;
			if(dungeon[i][j] == 21 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 18;
			if(dungeon[i][j] == 16 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 13 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 22 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 18 && dungeon[i + 2][j] == 30)
				dungeon[i + 1][j] = 24;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 9 && dungeon[i + 1][j + 1] == 1)
				dungeon[i + 1][j] = 16;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 27 && dungeon[i + 1][j + 1] == 2)
				dungeon[i + 1][j] = 29;
			if(dungeon[i][j] == 23 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 23 && dungeon[i][j + 1] == 9)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 25 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 22 && dungeon[i + 1][j] == 9)
				dungeon[i + 1][j] = 11;
			if(dungeon[i][j] == 23 && dungeon[i + 1][j] == 9)
				dungeon[i + 1][j] = 11;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 16;
			if(dungeon[i][j] == 11 && dungeon[i + 1][j] == 15)
				dungeon[i + 1][j] = 14;
			if(dungeon[i][j] == 23 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 16;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 27)
				dungeon[i + 1][j] = 26;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 18)
				dungeon[i + 1][j] = 24;
			if(dungeon[i][j] == 26 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 16;
			if(dungeon[i][j] == 29 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 16;
			if(dungeon[i][j] == 29 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 1 && dungeon[i][j - 1] == 15)
				dungeon[i][j - 1] = 10;
			if(dungeon[i][j] == 18 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 23 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 18;
			if(dungeon[i][j] == 18 && dungeon[i][j + 1] == 9)
				dungeon[i][j + 1] = 10;
			if(dungeon[i][j] == 14 && dungeon[i + 1][j] == 30 && dungeon[i + 1][j + 1] == 30)
				dungeon[i + 1][j] = 23;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 28 && dungeon[i + 1][j - 1] == 6)
				dungeon[i + 1][j] = 23;
			if(dungeon[i][j] == 23 && dungeon[i + 1][j] == 18 && dungeon[i][j - 1] == 6)
				dungeon[i + 1][j] = 24;
			if(dungeon[i][j] == 14 && dungeon[i + 1][j] == 23 && dungeon[i + 2][j] == 30)
				dungeon[i + 1][j] = 28;
			if(dungeon[i][j] == 14 && dungeon[i + 1][j] == 28 && dungeon[i + 2][j] == 30 && dungeon[i + 1][j - 1] == 6)
				dungeon[i + 1][j] = 23;
			if(dungeon[i][j] == 23 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 19;
			if(dungeon[i][j] == 29 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 19;
			if(dungeon[i][j] == 29 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 18;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 19;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 19;
			if(dungeon[i][j] == 26 && dungeon[i + 1][j] == 30)
				dungeon[i + 1][j] = 19;
			if(dungeon[i][j] == 16 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 18;
			if(dungeon[i][j] == 13 && dungeon[i][j + 1] == 9)
				dungeon[i][j + 1] = 10;
			if(dungeon[i][j] == 25 && dungeon[i][j + 1] == 30)
				dungeon[i][j + 1] = 18;
			if(dungeon[i][j] == 18 && dungeon[i][j + 1] == 2)
				dungeon[i][j + 1] = 15;
			if(dungeon[i][j] == 11 && dungeon[i + 1][j] == 3)
				dungeon[i + 1][j] = 5;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 9)
				dungeon[i + 1][j] = 11;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 13;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 13 && dungeon[i + 1][j - 1] == 6)
				dungeon[i + 1][j] = 16;
		}
	}
	for(j = 0; j < DMAXY; j++) {
		for(i = 0; i < DMAXX; i++) {
			if(dungeon[i][j] == 21 && dungeon[i][j + 1] == 24 && dungeon[i][j + 2] == 1)
				dungeon[i][j + 1] = 17;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j + 1] == 9 && dungeon[i + 1][j - 1] == 1 && dungeon[i + 2][j] == 16)
				dungeon[i + 1][j] = 29;
			if(dungeon[i][j] == 2 && dungeon[i - 1][j] == 6)
				dungeon[i - 1][j] = 8;
			if(dungeon[i][j] == 1 && dungeon[i][j - 1] == 6)
				dungeon[i][j - 1] = 7;
			if(dungeon[i][j] == 6 && dungeon[i + 1][j] == 15 && dungeon[i + 1][j + 1] == 4)
				dungeon[i + 1][j] = 10;
			if(dungeon[i][j] == 1 && dungeon[i][j + 1] == 3)
				dungeon[i][j + 1] = 4;
			if(dungeon[i][j] == 1 && dungeon[i][j + 1] == 6)
				dungeon[i][j + 1] = 4;
			if(dungeon[i][j] == 9 && dungeon[i][j + 1] == 3)
				dungeon[i][j + 1] = 4;
			if(dungeon[i][j] == 10 && dungeon[i][j + 1] == 3)
				dungeon[i][j + 1] = 4;
			if(dungeon[i][j] == 13 && dungeon[i][j + 1] == 3)
				dungeon[i][j + 1] = 4;
			if(dungeon[i][j] == 1 && dungeon[i][j + 1] == 5)
				dungeon[i][j + 1] = 12;
			if(dungeon[i][j] == 1 && dungeon[i][j + 1] == 16)
				dungeon[i][j + 1] = 13;
			if(dungeon[i][j] == 6 && dungeon[i][j + 1] == 13)
				dungeon[i][j + 1] = 16;
			if(dungeon[i][j] == 25 && dungeon[i][j + 1] == 9)
				dungeon[i][j + 1] = 10;
			if(dungeon[i][j] == 13 && dungeon[i][j + 1] == 5)
				dungeon[i][j + 1] = 12;
			if(dungeon[i][j] == 28 && dungeon[i][j - 1] == 6 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 23;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 10)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 9)
				dungeon[i + 1][j] = 11;
			if(dungeon[i][j] == 11 && dungeon[i + 1][j] == 3)
				dungeon[i + 1][j] = 5;
			if(dungeon[i][j] == 10 && dungeon[i + 1][j] == 4)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 14 && dungeon[i + 1][j] == 4)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 27 && dungeon[i + 1][j] == 9)
				dungeon[i + 1][j] = 11;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 4)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 1)
				dungeon[i + 1][j] = 16;
			if(dungeon[i][j] == 11 && dungeon[i + 1][j] == 4)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 3)
				dungeon[i + 1][j] = 5;
			if(dungeon[i][j] == 9 && dungeon[i + 1][j] == 3)
				dungeon[i + 1][j] = 5;
			if(dungeon[i][j] == 14 && dungeon[i + 1][j] == 3)
				dungeon[i + 1][j] = 5;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 3)
				dungeon[i + 1][j] = 5;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 5 && dungeon[i + 1][j - 1] == 16)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 2 && dungeon[i + 1][j] == 4)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 9 && dungeon[i + 1][j] == 4)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 1 && dungeon[i][j - 1] == 8)
				dungeon[i][j - 1] = 9;
			if(dungeon[i][j] == 28 && dungeon[i + 1][j] == 23 && dungeon[i + 1][j + 1] == 3)
				dungeon[i + 1][j] = 16;
		}
	}
	for(j = 0; j < DMAXY; j++) {
		for(i = 0; i < DMAXX; i++) {
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 10)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 17 && dungeon[i + 1][j] == 4)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 10 && dungeon[i + 1][j] == 4)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 17 && dungeon[i][j + 1] == 5)
				dungeon[i][j + 1] = 12;
			if(dungeon[i][j] == 29 && dungeon[i][j + 1] == 9)
				dungeon[i][j + 1] = 10;
			if(dungeon[i][j] == 13 && dungeon[i][j + 1] == 5)
				dungeon[i][j + 1] = 12;
			if(dungeon[i][j] == 9 && dungeon[i][j + 1] == 16)
				dungeon[i][j + 1] = 13;
			if(dungeon[i][j] == 10 && dungeon[i][j + 1] == 16)
				dungeon[i][j + 1] = 13;
			if(dungeon[i][j] == 16 && dungeon[i][j + 1] == 3)
				dungeon[i][j + 1] = 4;
			if(dungeon[i][j] == 11 && dungeon[i][j + 1] == 5)
				dungeon[i][j + 1] = 12;
			if(dungeon[i][j] == 10 && dungeon[i + 1][j] == 3 && dungeon[i + 1][j - 1] == 16)
				dungeon[i + 1][j] = 12;
			if(dungeon[i][j] == 16 && dungeon[i][j + 1] == 5)
				dungeon[i][j + 1] = 12;
			if(dungeon[i][j] == 1 && dungeon[i][j + 1] == 6)
				dungeon[i][j + 1] = 4;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j] == 13 && dungeon[i][j + 1] == 10)
				dungeon[i + 1][j + 1] = 12;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 10)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 22 && dungeon[i][j + 1] == 11)
				dungeon[i][j + 1] = 17;
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 28 && dungeon[i + 2][j] == 16)
				dungeon[i + 1][j] = 23;
			if(dungeon[i][j] == 28 && dungeon[i + 1][j] == 23 && dungeon[i + 1][j + 1] == 1 && dungeon[i + 2][j] == 6)
				dungeon[i + 1][j] = 16;
		}
	}
	for(j = 0; j < DMAXY; j++) {
		for(i = 0; i < DMAXX; i++) {
			if(dungeon[i][j] == 15 && dungeon[i + 1][j] == 28 && dungeon[i + 2][j] == 16)
				dungeon[i + 1][j] = 23;
			if(dungeon[i][j] == 21 && dungeon[i + 1][j - 1] == 21 && dungeon[i + 1][j + 1] == 13 && dungeon[i + 2][j] == 2)
				dungeon[i + 1][j] = 17;
			if(dungeon[i][j] == 19 && dungeon[i + 1][j] == 15 && dungeon[i + 1][j + 1] == 12)
				dungeon[i + 1][j] = 17;
		}
	}
}

void __cdecl DRLG_L4Subs()
{
	signed int v0;    // edi
	signed int v1;    // esi
	signed int v2;    // ebp
	unsigned char v3; // bl
	int v4;           // eax
	signed int v5;    // ecx
	signed int v6;    // edi
	signed int v7;    // esi
	signed int v8;    // ebx

	v0 = 0;
	do {
		v1 = v0;
		v2 = 40;
		do {
			if (!random(0, 3)) {
				v3 = L4BTYPES[(unsigned char)dungeon[0][v1]];
				if (v3) {
					if (!dflags[0][v1]) {
						v4 = random(0, 16);
						v5 = -1;
						while (v4 >= 0) {
							if (++v5 == 140)
								v5 = 0;
							if (v3 == L4BTYPES[v5])
								--v4;
						}
						dungeon[0][v1] = v5;
					}
				}
			}
			v1 += 40;
			--v2;
		} while (v2);
		++v0;
	} while (v0 < 40);
	v6 = 0;
	do {
		v7 = v6;
		v8 = 40;
		do {
			if (!random(0, 10) && L4BTYPES[(unsigned char)dungeon[0][v7]] == 6 && !dflags[0][v7])
				dungeon[0][v7] = random(0, 3) + 95;
			v7 += 40;
			--v8;
		} while (v8);
		++v6;
	} while (v6 < 40);
}

void __cdecl L4makeDungeon()
{
	signed int v0;  // ebx
	signed int v1;  // esi
	char *v2;       // edx
	char v3;        // cl
	int v4;         // eax
	int v5;         // eax
	int v6;         // ebx
	char *v7;       // esi
	signed int v8;  // edx
	char v9;        // cl
	int v10;        // eax
	int v11;        // eax
	signed int v12; // ebx
	signed int v13; // esi
	char *v14;      // edx
	char v15;       // cl
	int v16;        // eax
	int v17;        // eax
	int v18;        // ebx
	char *v19;      // esi
	signed int v20; // edx
	char v21;       // cl
	int v22;        // eax
	int v23;        // eax
	signed int v24; // [esp+Ch] [ebp-8h]
	char *v25;      // [esp+10h] [ebp-4h]
	char *v26;      // [esp+10h] [ebp-4h]

	v0 = 0;
	do {
		v1 = 0;
		v2 = (char *)dung + v0;
		do {
			v3 = *v2;
			v2 += 20;
			v4 = 160 * v1++;
			v5 = v4 + 2 * v0;
			L4dungeon[0][v5] = v3;
			L4dungeon[0][v5 + 1] = v3;
			L4dungeon[1][v5] = v3;
			L4dungeon[1][v5 + 1] = v3;
		} while (v1 < 20);
		++v0;
	} while (v0 < 20);
	v6 = 0;
	v25 = &dung[0][19];
	v24 = 20;
	do {
		v7 = v25;
		v8 = 0;
		do {
			v9 = *v7;
			v7 += 20;
			v10 = 160 * v8++;
			v11 = v10 + 2 * v6;
			L4dungeon[0][v11 + 40] = v9;
			L4dungeon[0][v11 + 41] = v9;
			L4dungeon[1][v11 + 40] = v9;
			L4dungeon[1][v11 + 41] = v9;
		} while (v8 < 20);
		++v6;
		--v25;
		--v24;
	} while (v24);
	v12 = 0;
	do {
		v13 = 0;
		v14 = &dung[19][v12];
		do {
			v15 = *v14;
			v14 -= 20;
			v16 = 160 * v13++;
			v17 = v16 + 2 * v12;
			L4dungeon[40][v17] = v15;
			L4dungeon[40][v17 + 1] = v15;
			L4dungeon[41][v17] = v15;
			L4dungeon[41][v17 + 1] = v15;
		} while (v13 < 20);
		++v12;
	} while (v12 < 20);
	v18 = 0;
	v26 = &dung[19][19];
	do {
		v19 = v26;
		v20 = 0;
		do {
			v21 = *v19;
			v19 -= 20;
			v22 = 160 * v20++;
			v23 = v22 + 2 * v18;
			L4dungeon[40][v23 + 40] = v21;
			L4dungeon[40][v23 + 41] = v21;
			L4dungeon[41][v23 + 40] = v21;
			L4dungeon[41][v23 + 41] = v21;
		} while (v20 < 20);
		++v18;
		--v26;
	} while ((signed int)v26 > (signed int)&dung[18][19]);
}

void __cdecl uShape()
{
	int v0;         // ecx
	signed int v1;  // esi
	signed int v2;  // eax
	char v3;        // dl
	int v4;         // eax
	signed int v5;  // esi
	int v6;         // ecx
	int v7;         // ecx
	int *v8;        // esi
	signed int v9;  // eax
	char v10;       // dl
	int v11;        // eax
	signed int v12; // esi
	char *v13;      // edx

	v0 = 19;
	do {
		v1 = 19;
		do {
			v2 = v1;
			v3 = dung[v1][v0];
			if (v3 == 1 || (hallok[v0] = 0, v3 == 1)) {
				hallok[v0] = dung[v2][v0 + 1] == 1 && !dung[v2 + 1][v0 + 1];
				v1 = 0;
			}
			--v1;
		} while (v1 >= 0);
		--v0;
	} while (v0 >= 0);
	v4 = random(0, 19) + 1;
	do {
		if (hallok[v4]) {
			v5 = 19;
			do {
				v6 = v4 + 20 * v5;
				if (dung[0][v6] == 1) {
					v5 = -1;
					v4 = 0;
				} else {
					dung[0][v6] = 1;
					dung[0][v6 + 1] = 1;
				}
				--v5;
			} while (v5 >= 0);
		} else if (++v4 == 20) {
			v4 = 1;
		}
	} while (v4);
	v7 = 380;
	v8 = &hallok[19];
	do {
		v9 = 19;
		do {
			v10 = dung[0][v7 + v9];
			if (v10 == 1 || (*v8 = 0, v10 == 1)) {
				*v8 = dung[1][v7 + v9] == 1 && !dung[1][v7 + 1 + v9];
				v9 = 0;
			}
			--v9;
		} while (v9 >= 0);
		--v8;
		v7 -= 20;
	} while ((signed int)v8 >= (signed int)hallok);
	v11 = random(0, 19) + 1;
	do {
		if (hallok[v11]) {
			v12 = 19;
			do {
				v13 = &dung[v11][v12];
				if (*v13 == 1) {
					v12 = -1;
					v11 = 0;
				} else {
					*v13 = 1;
					dung[v11 + 1][v12] = 1;
				}
				--v12;
			} while (v12 >= 0);
		} else if (++v11 == 20) {
			v11 = 1;
		}
	} while (v11);
}

int __cdecl GetArea()
{
	int result;    // eax
	signed int v1; // edx
	_BYTE *v2;     // ecx
	signed int v3; // esi

	result = 0;
	v1 = 0;
	do {
		v2 = (unsigned char *)dung + v1;
		v3 = 20;
		do {
			if (*v2 == 1)
				++result;
			v2 += 20;
			--v3;
		} while (v3);
		++v1;
	} while (v1 < 20);
	return result;
}

void __cdecl L4firstRoom()
{
	int v0; // esi
	int v1; // edi
	int v2; // ebx
	int v3; // eax
	int v4; // eax
	int v5; // ebp
	//int v6; // eax
	int v7;        // eax
	int v8;        // eax
	signed int v9; // [esp-4h] [ebp-18h]

	if (currlevel == 16) {
		v9 = 14;
	} else {
		if ((currlevel != quests[QTYPE_WARLRD]._qlevel || !quests[QTYPE_WARLRD]._qactive)
		    && (currlevel != quests[QTYPE_VB]._qlevel || gbMaxPlayers == 1)) {
			v0 = random(0, 5) + 2;
			v1 = random(0, 5) + 2;
			goto LABEL_10;
		}
		v9 = 11;
	}
	v1 = v9;
	v0 = v9;
LABEL_10:
	v2 = 20 - v0;
	v3 = ((20 - v0) >> 1) + random(0, 20 - ((20 - v0) >> 1) - v0);
	if (v3 + v0 <= 19)
		v2 = v3;
	v4 = ((20 - v1) >> 1) + random(0, 20 - ((20 - v1) >> 1) - v1);
	v5 = 20 - v1;
	if (v4 + v1 <= 19)
		v5 = v4;
	if (currlevel == 16) {
		l4holdx = v2;
		l4holdy = v5;
	}
	//_LOBYTE(v6) = QuestStatus(QTYPE_WARLRD);
	if (QuestStatus(QTYPE_WARLRD) || currlevel == quests[QTYPE_VB]._qlevel && gbMaxPlayers != 1) {
		SP4x1 = v2 + 1;
		SP4y1 = v5 + 1;
		v7 = v0 + v2 + 1;
		SP4y2 = v1 + v5 + 1;
	} else {
		v7 = 0;
		SP4x1 = 0;
		SP4y1 = 0;
		SP4y2 = 0;
	}
	SP4x2 = v7;
	L4drawRoom(v2, v5, v0, v1);
	v8 = random(0, 2);
	L4roomGen(v2, v5, v0, v1, v8);
}
// 528A34: using guessed type int l4holdx;
// 528A38: using guessed type int l4holdy;
// 528A40: using guessed type int SP4x2;
// 528A48: using guessed type int SP4y2;
// 679660: using guessed type char gbMaxPlayers;

void __fastcall L4drawRoom(int x, int y, int width, int height)
{
	int i;    // esi
	int v5;   // edi
	char *v6; // eax

	for (i = 0; i < height; ++i) {
		if (width > 0) {
			v5 = width;
			v6 = &dung[x][i + y];
			do {
				*v6 = 1;
				v6 += 20;
				--v5;
			} while (v5);
		}
	}
}

void __fastcall L4roomGen(int x, int y, int w, int h, int dir)
{
	int v5;   // eax
	int v6;   // ecx
	int v7;   // eax
	int v8;   // ecx
	int v9;   // eax
	int v11;  // esi
	int v12;  // edi
	int v13;  // ebx
	int v14;  // eax
	int v15;  // eax
	int v17;  // esi
	int v18;  // edi
	int v19;  // ebx
	int v20;  // eax
	int ya;   // [esp+Ch] [ebp-10h]
	int yb;   // [esp+Ch] [ebp-10h]
	int v23;  // [esp+10h] [ebp-Ch]
	int v24;  // [esp+10h] [ebp-Ch]
	int xa;   // [esp+14h] [ebp-8h]
	int xb;   // [esp+14h] [ebp-8h]
	int v27;  // [esp+18h] [ebp-4h]
	int wa;   // [esp+24h] [ebp+8h]
	int ha;   // [esp+28h] [ebp+Ch]
	int hb;   // [esp+28h] [ebp+Ch]
	int hc;   // [esp+28h] [ebp+Ch]
	int dira; // [esp+2Ch] [ebp+10h]
	int dirb; // [esp+2Ch] [ebp+10h]

	v27 = y;
	xa = x;
	while (1) {
		while (1) {
			v5 = random(0, 4);
			v6 = 0;
			_LOBYTE(v6) = dir == 1 ? v5 != 0 : v5 == 0;
			v7 = v6;
			v8 = 0;
			if (!v7)
				break;
			if (v7 != 1)
				return;
			dira = 0;
			wa = w / 2;
			do {
				v9 = random(0, 5);
				v11 = (v9 + 2) & 0xFFFFFFFE;
				v12 = (random(0, 5) + 2) & 0xFFFFFFFE;
				v13 = xa + wa - v11 / 2;
				ya = v27 - v12;
				v14 = L4checkRoom(v13 - 1, v27 - v12 - 1, v11 + 2, v12 + 1);
				++dira;
				v23 = v14;
			} while (!v14 && dira < 20);
			if (v14 == 1)
				L4drawRoom(v13, ya, v11, v12);
			xb = v27 + h;
			ha = L4checkRoom(v13 - 1, v27 + h, v11 + 2, v12 + 1);
			if (ha == 1)
				L4drawRoom(v13, xb, v11, v12);
			if (v23 == 1)
				L4roomGen(v13, ya, v11, v12, 0);
			if (ha != 1)
				return;
			dir = 0;
			h = v12;
			w = v11;
			v27 = xb;
			xa = v13;
		}
		dirb = 0;
		hb = h / 2;
		do {
			v15 = random(0, 5);
			v17 = (v15 + 2) & 0xFFFFFFFE;
			v18 = (random(0, 5) + 2) & 0xFFFFFFFE;
			v19 = v27 + hb - v18 / 2;
			yb = xa - v17;
			v20 = L4checkRoom(xa - v17 - 1, v19 - 1, v18 + 2, v17 + 1);
			++dirb;
			v24 = v20;
		} while (!v20 && dirb < 20);
		if (v20 == 1)
			L4drawRoom(yb, v19, v17, v18);
		xa += w;
		hc = L4checkRoom(xa, v19 - 1, v17 + 1, v18 + 2);
		if (hc == 1)
			L4drawRoom(xa, v19, v17, v18);
		if (v24 == 1)
			L4roomGen(yb, v19, v17, v18, 1);
		if (hc != 1)
			break;
		dir = 1;
		h = v18;
		w = v17;
		v27 = v19;
	}
}

BOOLEAN __fastcall L4checkRoom(int x, int y, int width, int height)
{
	int v4;   // esi
	int v5;   // ebx
	char *v6; // edi
	int v8;   // [esp+Ch] [ebp-4h]

	v4 = 0;
	if (x > 0 && y > 0) {
		if (height <= 0)
			return 1;
		while (1) {
			v8 = 0;
			if (width > 0)
				break;
		LABEL_12:
			if (++v4 >= height)
				return 1;
		}
		v5 = x;
		v6 = &dung[x][v4 + y];
		while (v5 >= 0 && v5 < 20 && v4 + y >= 0 && v4 + y < 20 && !*v6) {
			++v8;
			v6 += 20;
			++v5;
			if (v8 >= width)
				goto LABEL_12;
		}
	}
	return 0;
}

BOOLEAN __fastcall DRLG_L4PlaceMiniSet(const unsigned char *miniset, int tmin, int tmax, int cx, int cy, int setview, int ldir)
{
	int v7;                   // ebx
	int v8;                   // esi
	int v9;                   // edi
	int v10;                  // edx
	int v11;                  // esi
	int v12;                  // ebx
	int v13;                  // edi
	signed int i;             // eax
	int v15;                  // ecx
	unsigned char v16;        // dl
	int v17;                  // eax
	int j;                    // ecx
	int v19;                  // edi
	int v20;                  // edx
	char v21;                 // bl
	BOOLEAN result;           // al
	const unsigned char *v23; // [esp+Ch] [ebp-28h]
	int v24;                  // [esp+10h] [ebp-24h]
	int v25;                  // [esp+14h] [ebp-20h]
	int v26;                  // [esp+18h] [ebp-1Ch]
	signed int v27;           // [esp+1Ch] [ebp-18h]
	int v28;                  // [esp+20h] [ebp-14h]
	int v29;                  // [esp+24h] [ebp-10h]
	int v30;                  // [esp+28h] [ebp-Ch]
	int max;                  // [esp+2Ch] [ebp-8h]
	//int v32; // [esp+30h] [ebp-4h]
	int v33;   // [esp+30h] [ebp-4h]
	int tmaxa; // [esp+3Ch] [ebp+8h]

	v7 = miniset[1];
	v8 = tmin;
	v9 = *miniset;
	v23 = miniset;
	v10 = tmax - tmin;
	v28 = *miniset;
	v29 = miniset[1];
	if (v10)
		v24 = v8 + random(0, v10);
	else
		v24 = 1;
	v25 = 0;
	if (v24 <= 0) {
		v11 = tmax;
		v12 = 0; /* v32 */
	} else {
		max = 40 - v9;
		v30 = 40 - v7;
		do {
			v11 = random(0, max);
			v27 = 0;
			v12 = random(0, v30);
			v33 = v12;
			do {
				if (v27 >= 200)
					return 0;
				tmaxa = 1;
				if (v11 >= SP4x1 && v11 <= SP4x2 && v12 >= SP4y1 && v12 <= SP4y2)
					tmaxa = 0;
				if (cx != -1 && v11 >= cx - v28 && v11 <= cx + 12) {
					v11 = random(0, max);
					tmaxa = 0;
					v33 = random(0, v30);
					v12 = v33;
				}
				if (cy != -1 && v12 >= cy - v29 && v12 <= cy + 12) {
					v11 = random(0, max);
					tmaxa = 0;
					v33 = random(0, v30);
					v12 = v33;
				}
				v13 = 0;
				for (i = 2; v13 < v29; ++v13) {
					if (tmaxa != 1)
						break;
					v26 = 0;
					if (v28 > 0) {
						v15 = v12 + v13 + 40 * v11;
						do {
							if (tmaxa != 1)
								break;
							v16 = v23[i];
							if (v16 && dungeon[0][v15] != v16)
								tmaxa = 0;
							if (dflags[0][v15])
								tmaxa = 0;
							++i;
							++v26;
							v15 += 40;
						} while (v26 < v28);
					}
				}
				if (!tmaxa && ++v11 == max) {
					v11 = 0;
					v33 = ++v12;
					if (v12 == v30) {
						v33 = 0;
						v12 = 0;
					}
				}
				++v27;
			} while (!tmaxa);
			if (v27 >= 200)
				return 0;
			v17 = 0;
			for (j = v28 * v29 + 2; v17 < v29; ++v17) {
				v19 = v28;
				if (v28 > 0) {
					v20 = v12 + v17 + 40 * v11;
					do {
						v21 = v23[j];
						if (v21) {
							dflags[0][v20] |= DFLAG_POPULATED;
							dungeon[0][v20] = v21;
						}
						++j;
						v20 += 40;
						--v19;
					} while (v19);
					v12 = v33;
				}
			}
			++v25;
		} while (v25 < v24);
	}
	if (currlevel == 15) {
		quests[QTYPE_VB]._qtx = v11 + 1;
		quests[QTYPE_VB]._qty = v12 + 1;
	}
	result = 1;
	if (setview == 1) {
		ViewX = 2 * v11 + 21;
		ViewY = 2 * v12 + 22;
	}
	if (!ldir) {
		LvlViewX = 2 * v11 + 21;
		LvlViewY = 2 * v12 + 22;
	}
	return result;
}
// 528A40: using guessed type int SP4x2;
// 528A48: using guessed type int SP4y2;
// 5CF320: using guessed type int LvlViewY;
// 5CF324: using guessed type int LvlViewX;

void __cdecl DRLG_L4FloodTVal()
{
	int v0;       // ebx
	int v1;       // esi
	char *v2;     // edi
	_BYTE *v3;    // [esp+Ch] [ebp-Ch]
	signed int x; // [esp+10h] [ebp-8h]
	signed int i; // [esp+14h] [ebp-4h]

	v0 = 16;
	v1 = 0;
	do {
		i = 0;
		x = 16;
		v2 = &dung_map[16][v0];
		v3 = (unsigned char *)dungeon + v1;
		do {
			if (*v3 == 6 && !*v2) {
				DRLG_L4FTVR(i, v1, x, v0, 0);
				++TransVal;
			}
			x += 2;
			v3 += 40;
			v2 += 224;
			++i;
		} while (i < 40);
		v0 += 2;
		++v1;
	} while (v1 < 40);
}
// 5A5590: using guessed type char TransVal;

void __fastcall DRLG_L4FTVR(int i, int j, int x, int y, int d)
{
	int v5;   // ebx
	int v6;   // esi
	int v7;   // edi
	int v8;   // edx
	int v9;   // ecx
	int v10;  // ebx
	int v11;  // eax
	int v12;  // edi
	char v13; // al
	char v14; // al
	int v15;  // ecx
	int v16;  // ecx
	int v17;  // ecx
	int v18;  // ecx
	int v19;  // [esp+Ch] [ebp-14h]
	int k;    // [esp+10h] [ebp-10h]
	int v21;  // [esp+14h] [ebp-Ch]
	int ja;   // [esp+18h] [ebp-8h]
	int ia;   // [esp+1Ch] [ebp-4h]
	int ya;   // [esp+2Ch] [ebp+Ch]

	v5 = x;
	v6 = y;
	v7 = j;
	v8 = i;
	v9 = 112 * x + y;
	ja = v7;
	v21 = v8;
	if (!dung_map[0][v9]) {
		v19 = x;
		ia = v8 - 1;
		v10 = x - 2;
		v11 = 40 * v8;
		ya = v7 - 1;
		v12 = v6 - 2;
		for (k = 40 * v8; dungeon[0][v11 + ja] == 6; v11 = k) {
			v13 = TransVal;
			dung_map[0][v9] = TransVal;
			dung_map[1][v9] = v13;
			dung_map[0][v9 + 1] = v13;
			dung_map[1][v9 + 1] = v13;
			DRLG_L4FTVR(ia + 2, ja, v10 + 4, v6, 1);
			DRLG_L4FTVR(ia, ja, v10, v6, 2);
			DRLG_L4FTVR(v21, ya + 2, x, v12 + 4, 3);
			DRLG_L4FTVR(v21, ya, x, v12, 4);
			DRLG_L4FTVR(ia, ya, v10, v12, 5);
			DRLG_L4FTVR(ia + 2, ya, v10 + 4, v12, 6);
			DRLG_L4FTVR(ia, ya + 2, v10, v12 + 4, 7);
			v19 += 2;
			k += 40;
			d = 8;
			x += 2;
			v6 += 2;
			v12 += 2;
			v10 += 2;
			++ja;
			++ya;
			++v21;
			++ia;
			v9 = v19 * 112 + v6;
			if (dung_map[v19][v6])
				break;
		}
		v5 = x;
	}
	v14 = TransVal;
	if (d == 1) {
		v15 = v6 + 112 * v5;
		dung_map[0][v15] = TransVal;
		dung_map[0][v15 + 1] = v14;
	}
	if (d == 2) {
		v16 = v6 + 112 * v5;
		dung_map[1][v16] = v14;
		dung_map[1][v16 + 1] = v14;
	}
	if (d == 3) {
		v17 = v6 + 112 * v5;
		dung_map[0][v17] = v14;
		dung_map[1][v17] = v14;
	}
	if (d == 4) {
		v18 = v6 + 112 * v5;
		dung_map[0][v18 + 1] = v14;
		dung_map[1][v18 + 1] = v14;
	}
	if (d == 5)
		dung_map[v5 + 1][v6 + 1] = v14;
	if (d == 6)
		dung_map[v5][v6 + 1] = v14;
	if (d == 7)
		dung_map[v5 + 1][v6] = v14;
	if (d == 8)
		dung_map[v5][v6] = v14;
}
// 5A5590: using guessed type char TransVal;

void __cdecl DRLG_L4TransFix()
{
	signed int v0; // ebx
	char *v1;      // esi
	char *v2;      // edi
	char v3;       // al
	signed int v4; // [esp+Ch] [ebp-8h]
	char *v5;      // [esp+10h] [ebp-4h]

	v0 = 0;
	v5 = &dung_map[16][16];
	do {
		v1 = v5;
		v2 = (char *)dungeon + v0;
		v4 = 40;
		do {
			if (IsDURWall(*v2) && *(v2 - 1) == 18) {
				v1[112] = *v1;
				v1[113] = *v1;
			}
			if (IsDLLWall(*v2) && v2[40] == 19) {
				v1[1] = *v1;
				v1[113] = *v1;
			}
			v3 = *v2;
			if (*v2 == 18) {
				v1[112] = *v1;
				v1[113] = *v1;
			}
			if (v3 == 19) {
				v1[1] = *v1;
				v1[113] = *v1;
			}
			if (v3 == 24) {
				v1[112] = *v1;
				v1[1] = *v1;
				v1[113] = *v1;
			}
			if (v3 == 57) {
				*(v1 - 112) = v1[1];
				*v1 = v1[1];
			}
			if (v3 == 53) {
				*(v1 - 1) = v1[112];
				*v1 = v1[112];
			}
			v1 += 224;
			v2 += 40;
			--v4;
		} while (v4);
		v5 += 2;
		++v0;
	} while (v0 < 40);
}

void __cdecl DRLG_L4Corners()
{
	signed int v0; // edx
	char *v1;      // ecx
	signed int v2; // esi
	char v3;       // al

	v0 = 1;
	do {
		v1 = &dungeon[1][v0];
		v2 = 38;
		do {
			v3 = *v1;
			if ((unsigned char)*v1 >= 0x12u
			    && (unsigned char)v3 <= 0x1Eu
			    && ((unsigned char)v1[40] < 0x12u || (unsigned char)v1[1] < 0x12u)) {
				*v1 = v3 + 98;
			}
			v1 += 40;
			--v2;
		} while (v2);
		++v0;
	} while (v0 < 39);
}

void __cdecl DRLG_L4Pass3()
{
	int i, j, xx, yy;
	long v1, v2, v3, v4, lv;

	lv = 30-1;

#if (_MSC_VER >= 800) && (_MSC_VER <= 1200)
	__asm {
		mov		esi, pMegaTiles
		mov		eax, lv
		shl		eax, 3
		add		esi, eax
		xor		eax, eax
		lodsw
		inc		eax
		mov		v1, eax
		lodsw
		inc		eax
		mov		v2, eax
		lodsw
		inc		eax
		mov		v3, eax
		lodsw
		inc		eax
		mov		v4, eax
	}
#else
	v1 = *((WORD *)&pMegaTiles[lv*8])+1;
	v2 = *((WORD *)&pMegaTiles[lv*8]+1)+1;
	v3 = *((WORD *)&pMegaTiles[lv*8]+2)+1;
	v4 = *((WORD *)&pMegaTiles[lv*8]+3)+1;
#endif

	for(j = 0; j < MAXDUNY; j += 2) {
		for(i = 0; i < MAXDUNX; i += 2) {
			dPiece[i][j] = v1;
			dPiece[i+1][j] = v2;
			dPiece[i][j+1] = v3;
			dPiece[i+1][j+1] = v4;
		}
	}

	yy = 16;
	for(j = 0; j < DMAXY; j++) {
		xx = 16;
		for(i = 0; i < DMAXX; i++) {
			lv = (unsigned char)dungeon[i][j]-1;
#if (_MSC_VER >= 800) && (_MSC_VER <= 1200)
			if(lv >= 0) {
				__asm {
					mov		esi, pMegaTiles
					mov		eax, lv
					shl		eax, 3
					add		esi, eax
					xor		eax, eax
					lodsw
					inc		eax
					mov		v1, eax
					lodsw
					inc		eax
					mov		v2, eax
					lodsw
					inc		eax
					mov		v3, eax
					lodsw
					inc		eax
					mov		v4, eax
				}
			} else {
				v1 = 0;
				v2 = 0;
				v3 = 0;
				v4 = 0;
			}
#else
			if(lv >= 0) {
				v1 = *((WORD *)&pMegaTiles[lv*8])+1;
				v2 = *((WORD *)&pMegaTiles[lv*8]+1)+1;
				v3 = *((WORD *)&pMegaTiles[lv*8]+2)+1;
				v4 = *((WORD *)&pMegaTiles[lv*8]+3)+1;
			} else {
				v1 = 0;
				v2 = 0;
				v3 = 0;
				v4 = 0;
			}
#endif
			dPiece[xx][yy] = v1;
			dPiece[xx+1][yy] = v2;
			dPiece[xx][yy+1] = v3;
			dPiece[xx+1][yy+1] = v4;
			xx += 2;
		}
		yy += 2;
	}
}