Dungeongen: Fix selection of diagonal corridors

The do .. while loop is waiting for both dir.X and dir.Z to be non-zero,
so should continue to loop if either dir.X or dir.Z are zero. The brackets
present suggest this was intended to be OR not AND.

diff --git a/src/dungeongen.cpp b/src/dungeongen.cpp
index b8ee2b92471cca5496511cf91841b1b4b8cd47df..7825e9e2ce53013639bdc44400b9e36e0a2d738f 100644 (file)
--- a/src/dungeongen.cpp
+++ b/src/dungeongen.cpp
@@ -622,7 +622,7 @@ v3s16 rand_ortho_dir(PseudoRandom &random, bool diagonal_dirs)
                        dir.Z = random.next() % 3 - 1;
                        dir.Y = 0;
                        dir.X = random.next() % 3 - 1;
-               } while ((dir.X == 0 && dir.Z == 0) && trycount < 10);
+               } while ((dir.X == 0 || dir.Z == 0) && trycount < 10);
 
                return dir;
        } else {