Maze Generating Gamemode

Maze.pwn

#include <a_samp>
#include <YSI\y_iterate>
//#include <YSI\y_commands>
 
main(){}
 
#define xsize 36
#define ysize 24
 
forward initialize();
forward generate();
 
enum info { bool:in, bool:up, bool:left, prevx, prevy, platform }
 
new Iterator:IN<(xsize*ysize)+1>, Iterator:FRONTIER<(xsize*ysize)+1>,
	Current[2],	numin, CELL[xsize][ysize][info];
 
public OnGameModeInit()
{
	initialize();
	generate();
	return 1;
}

public OnPlayerSpawn(playerid)
{
	SetPlayerPos(playerid, 7.5, 7.5, 201.0);
	return 1;
}

public OnPlayerRequestClass(playerid,classid)
{
	SetPlayerCameraPos(playerid, (xsize*5)/2, (ysize*5)/2, 10.0);
	SetPlayerCameraLookAt(playerid, (xsize*5)/2, (ysize*5)/2, 250.0);
    return 1;
}

public initialize()
{
	for(new X=0;X<xsize;X++) for(new Y=0;Y<ysize;Y++)
	{
		CELL[X][Y][in] = (X==0||X==xsize-1||Y==0||Y==ysize-1) ? true : false;
		CELL[X][Y][up] = (X==0||X==xsize-1||Y==0) ? false : true;
		CELL[X][Y][left] = (X==0||Y==0||Y==ysize-1) ? false : true;
	}
	return 1;
}
 
public generate()
{
	new bool:success, Index[3];
	
	do
	{
		Index[0]++;
		
		/*while(CELL[Current[0]][Current[1]-1][in]&&CELL[Current[0]][Current[1]+1][in]&&
			CELL[Current[0]-1][Current[1]][in]&&CELL[Current[0]+1][Current[1]][in])
		{
			Index[1]++;
			new xcur2=CELL[Current[0]][Current[1]][prevx];
			Current[1]=CELL[Current[0]][Current[1]][prevy];
			Current[0]=xcur2;
			
			if(Index[1] > (xsize*ysize))
			{
				print("Index[1] = Force Break");
				break;
			}
		}*/
		do
		{
			Index[1]++;
			Current[0]=(random(((xsize-2)+1)-1)+1);
			Current[1]=(random(((xsize-2)+1)-1)+1);
			
			if(Index[1] > (xsize*ysize))
			{
				print("Index[1] = Force Break");
				break;
			}
		}
		while(!CELL[Current[0]][Current[1]][in]||
			(CELL[Current[0]][Current[1]-1][in]&&CELL[Current[0]][Current[1]+1][in]&&
			CELL[Current[0]-1][Current[1]][in]&&CELL[Current[0]+1][Current[1]][in]));
			
		Index[1] = 0;
		
		do
		{
			Index[2]++;
			success=false;
			switch(random(4))
			{
				case 0: if(!CELL[Current[0]][Current[1]-1][in])
				{
					success=true;
					CELL[Current[0]][Current[1]][up]=false;
					CELL[Current[0]][Current[1]-1][prevx]=Current[0];
					CELL[Current[0]][Current[1]-1][prevy]=Current[1];
					Current[1]--;
				}
				case 1: if(!CELL[Current[0]][Current[1]+1][in])
				{
					success=true;
					CELL[Current[0]][Current[1]+1][up]=false;
					CELL[Current[0]][Current[1]+1][prevx]=Current[0];
					CELL[Current[0]][Current[1]+1][prevy]=Current[1];
					Current[1]++;
				}
				case 2: if(!CELL[Current[0]-1][Current[1]][in])
				{
					success=true;
					CELL[Current[0]][Current[1]][left]=false;
					CELL[Current[0]-1][Current[1]][prevx]=Current[0];
					CELL[Current[0]-1][Current[1]][prevy]=Current[1];
					Current[0]--;
				}
				case 3: if(!CELL[Current[0]+1][Current[1]][in])
				{
					success=true;
					CELL[Current[0]+1][Current[1]][left]=false;
					CELL[Current[0]+1][Current[1]][prevx]=Current[0];
					CELL[Current[0]+1][Current[1]][prevy]=Current[1];
					Current[0]++;
				}
			}
			
			if(Index[2] > (xsize*ysize))
			{
				print("Index[2] = Force Break");
				break;
			}
		}
		while(!success);
		
		Index[2] = 0;
		
		CELL[Current[0]][Current[1]][in]=true;
		numin++;
	}
	while(numin<(xsize-2)*(ysize-2));
	
	foreach(new i: IN) DestroyObject(i);
	Iter_Clear(IN);
	
	for(new X=0;X<xsize;X++) for(new Y=0;Y<ysize;Y++) 
	{
		if(X%2 == 1 && Y%2 == 1)
		{
			CELL[X][Y][platform] = CreateObject(19790, 2.5+(X*5), 2.5+(Y*5), CELL[X/2+1][Y/2+1][in]?195.0:200.0, 0.0, 0.0, 0.0);
			SetObjectMaterialText(CELL[X][Y][platform], " ", .backcolor = CELL[X/2+1][Y/2+1][in]?0xFFFFFFFF:0xFF000000);
			Iter_Add(IN, CELL[X][Y][platform]);
		}
		else if(X%2 == 0 && Y%2 == 0)
		{
			CELL[X][Y][platform] = CreateObject(19790, 2.5+(X*5), 2.5+(Y*5), 200.0, 0.0, 0.0, 0.0);
			SetObjectMaterialText(CELL[X][Y][platform], " ", .backcolor = 0xFF000000);
			Iter_Add(IN, CELL[X][Y][platform]);
		}
		else if(X%2 == 0 && Y%2 == 1)
		{
			CELL[X][Y][platform] = CreateObject(19790, 2.5+(X*5), 2.5+(Y*5), CELL[X/2+1][Y/2+1][left]?200.0:195.0, 0.0, 0.0, 0.0);
			SetObjectMaterialText(CELL[X][Y][platform], " ", .backcolor = CELL[X/2+1][Y/2+1][left]?0xFF000000:0xFFFFFFFF);
			Iter_Add(IN, CELL[X][Y][platform]);
		}
		else if(X%2 == 1 && Y%2 == 0)
		{
			CELL[X][Y][platform] = CreateObject(19790, 2.5+(X*5), 2.5+(Y*5), CELL[X/2+1][Y/2+1][up]?200.0:195.0, 0.0, 0.0, 0.0);
			SetObjectMaterialText(CELL[X][Y][platform], " ", .backcolor = CELL[X/2+1][Y/2+1][up]?0xFF000000:0xFFFFFFFF);
			Iter_Add(IN, CELL[X][Y][platform]);
		}
	}
	return 1;
}