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Maze generation: Difference between revisions

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Maze generation (view source)

Revision as of 02:08, 23 February 2016

2 bytes added ,  8 years ago
m
→‎{{header|Sidef}}: minor code simplifications
m (→‎{{header|Erlang}}: Shortened section titles, fixed typos + added whitespace)
m (→‎{{header|Sidef}}: minor code simplifications)
Line 5,347:
=={{header|Sidef}}==
{{trans|Perl}}
<lang ruby>var(w:5, h:5) = ARGV.map{.to_i}...;
var avail = (w * h);
 
 
# cell is padded by sentinel col and row, so I don't check array bounds
var cell = (1...^h -> map {([true] * w) + [false]} + [[false] * w+1]);
var ver = (1...^h -> map {["| "] * w });
var hor = (0...^h -> map {["+--"] * w });
 
 
func walk(x, y) {
cell[y][x] = false;
avail-- > 0 || return; # no more bottles, er, cells
 
 
var d = [[-1, 0], [0, 1], [1, 0], [0, -1]];
while (!d.is_empty) {
var i = d.pop_rand;
var (x1, y1) = (x + i[0], y + i[1]);
 
 
cell[y1][x1] || next;
 
 
if (x == x1) { hor[[y1, y].max][x] = '+ ' };
if (y == y1) { ver[y][[x1, x].max] = ' ' };
walk(x1, y1);
}
}
 
 
walk(w.rand.int, h.rand.int); # generate
 
 
for i in range(0, h) {
0...h -> each { |i|
say (hor[i].join('') + '+');
if (i < h) {
say (ver[i].join('') + '|');
}
}</lang>
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