107 lines
2.9 KiB
ObjectPascal
107 lines
2.9 KiB
ObjectPascal
// Ïðîãðàììà ãåíåðàöèè ñëó÷àéíûõ ëàáèðèíòîâ
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uses GraphABC;
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const
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szw = 70; // ðàçìåð ëàáèðèíòà
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szh = 50;
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cellsz = 10; // ðàçìåð ÿ÷åéêè
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type
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point = record
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x,y: integer;
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end;
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var
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maze: array [0..szw-1] of array [0..szh-1] of integer;
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todo: array [0..szw*szh-1] of point;
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todonum: integer;
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const
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dx: array [0..3] of integer = (0, 0, -1, 1);
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dy: array [0..3] of integer = (-1, 1, 0, 0);
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procedure Init;
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var x,y,n,dd: integer;
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begin
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for x:=0 to szw-1 do
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for y:=0 to szh-1 do
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if (x=0) or (x=szw-1) or (y=0) or (y=szh-1) then
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maze[x][y]:=32
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else maze[x][y]:=63;
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x := Random(szw-2)+1;
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y := Random(szh-2)+1;
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// Ïîìåòèòü êëåòêó êàê ïðèíàäëåæàùóþ ëàáèðèíòó
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maze[x][y]:= maze[x][y] and not 48;
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// Çàíåñòè â ñïèñîê todo âñå áëèæàéøèå íåîáðàáîòàííûå êëåòêè
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for var d:=0 to 3 do
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if (maze[x + dx[d]][y + dy[d]] and 16) <> 0 then
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begin
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todo[todonum].x := x + dx[d];
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todo[todonum].y := y + dy[d];
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Inc(todonum);
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maze[x + dx[d]][y + dy[d]] := maze[x + dx[d]][y + dy[d]] and not 16;
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end;
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// Ïîêà íå îáðàáîòàíû âñå êëåòêè
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while todonum > 0 do
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begin
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// Âûáðàòü èç ñïèñêà todo ïðîèçâîëüíóþ êëåòêó
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n := Random(todonum);
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x := todo[n].x;
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y := todo[n].y;
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// Óäàëèòü èç ñïèñêà îáðàáîòàííóþ êëåòêó
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Dec(todonum);
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todo[n]:= todo[todonum];
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// Âûáðàòü íàïðàâëåíèå, êîòîðîå âåäåò ê ëàáèðèíòó
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repeat
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dd:=Random (4);
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until not ((maze[x + dx[dd]][y + dy[dd]] and 32) <> 0);
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// Ïðèñîåäèíèòü âûáðàííóþ êëåòêó ê ëàáèðèíòó
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maze[x][y] := maze[x][y] and not ((1 shl dd) or 32);
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maze[x + dx[dd]][y + dy[dd]] := maze[x + dx[dd]][y + dy[dd]] and not (1 shl (dd xor 1));
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// Çàíåñòè â ñïèñîê todo âñå áëèæàéøèå íåîáðàáîòàííûå êëåòêè
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for var d:=0 to 3 do
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if (maze[x + dx[d]][y + dy[d]] and 16) <> 0 then
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begin
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todo[todonum].x := x + dx[d];
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todo[todonum].y := y + dy[d];
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Inc(todonum);
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maze[x + dx[d]][y + dy[d]] := maze[x + dx[d]][y + dy[d]] and not 16;
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end;
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end;
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maze[1][1] := maze[1][1] and not 1; // íà÷àëî ëàáèðèíòà - â ëåâîì âåðõíåì óãëó
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maze[szw-2][szh-2] := maze[szw-2][szh-2] and not 2; // êîíåö ëàáèðèíòà - â ïðàâîì íèæíåì óãëó
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end;
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procedure Draw;
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begin
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for var x:=1 to szw-2 do
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for var y:=1 to szh-2 do
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begin
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if ((maze[x][y] and 1) <> 0) then // âåðõíÿÿ ñòåíà
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Line(x * cellsz, y * cellsz, x * cellsz + cellsz , y * cellsz);
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if ((maze[x][y] and 2) <> 0) then // íèæíÿÿ ñòåíà
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Line(x * cellsz, y * cellsz + cellsz, x * cellsz + cellsz , y * cellsz + cellsz);
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if ((maze[x][y] and 4) <> 0) then // ëåâàÿ ñòåíà
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Line(x * cellsz, y * cellsz, x * cellsz, y * cellsz + cellsz );
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if ((maze[x][y] and 8) <> 0) then // ïðàâàÿ ñòåíà
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Line(x * cellsz + cellsz, y * cellsz, x * cellsz + cellsz, y * cellsz + cellsz);
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end;
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end;
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begin
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Window.Title := 'Ãåíåðàöèÿ ëàáèðèíòà';
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SetWindowSize(szw*cellsz,szh*cellsz);
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Init;
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Draw;
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end.
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