diff options
Diffstat (limited to 'src/level_gen/util.rs')
-rw-r--r-- | src/level_gen/util.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/level_gen/util.rs b/src/level_gen/util.rs index 629292c430fa..c9cd87309257 100644 --- a/src/level_gen/util.rs +++ b/src/level_gen/util.rs @@ -31,3 +31,22 @@ pub fn rand_initialize<R: Rng + ?Sized>( } ret } + +/// Fill the outer edges of a generated level with walls +pub fn fill_outer_edges(level: &mut Vec<Vec<bool>>) { + let xmax = level.len(); + if xmax == 0 { + return; + } + let ymax = level[0].len(); + + for x in 0..xmax { + level[x][0] = true; + level[x][ymax - 1] = true; + } + + for y in 0..level[0].len() { + level[0][y] = true; + level[xmax - 1][y] = true; + } +} |