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Optimize random turns in dungeongen (#8129)

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It turns out there is no need to return the new value and
preserve the old one in random_turn, the procedure can be
made to modify the value in-place. This saves quite a bunch
of parameter and return value copying.
This commit is contained in:
Jozef Behran 2019-04-07 12:08:27 -05:00 • committed by SmallJoker
parent 25f231a0e0
commit 0c90ab4f6c
2 changed files with 11 additions and 12 deletions
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2
src/mapgen/dungeongen.h
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@ -34,7 +34,7 @@ class NodeDefManager;
v3s16 rand_ortho_dir(PseudoRandom &random, bool diagonal_dirs);
v3s16 turn_xz(v3s16 olddir, int t);
v3s16 random_turn(PseudoRandom &random, v3s16 olddir);
void random_turn(PseudoRandom &random, v3s16 &dir);
int dir_to_facedir(v3s16 d);