diff options
| -rw-r--r-- | engines/draci/walking.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/engines/draci/walking.cpp b/engines/draci/walking.cpp index f1ae769d80..195b968860 100644 --- a/engines/draci/walking.cpp +++ b/engines/draci/walking.cpp @@ -556,9 +556,15 @@ bool WalkingState::alignHeroToEdge(const Common::Point &p1, const Common::Point } bool reachedEnd; if (movement == kMoveLeft || movement == kMoveRight) { + if (p2Diff.x == 0) { + error("Wrong value for horizontal movement"); + } reachedEnd = movement == kMoveLeft ? hero->x <= p2.x : hero->x >= p2.x; hero->y += hero->x * p2Diff.y / p2Diff.x - prevHero.x * p2Diff.y / p2Diff.x; } else { + if (p2Diff.y == 0) { + error("Wrong value for vertical movement"); + } reachedEnd = movement == kMoveUp ? hero->y <= p2.y : hero->y >= p2.y; hero->x += hero->y * p2Diff.x / p2Diff.y - prevHero.y * p2Diff.x / p2Diff.y; } |