FloatingMovment now changes angle when updating

3 files changed, 9 insertions, 0 deletions

diff --git a/battles/include/kurator/battles/Point.h b/battles/include/kurator/battles/Point.h
index b6be651..ba9ab63 100644
--- a/battles/include/kurator/battles/Point.h
+++ b/battles/include/kurator/battles/Point.h
@@ -13,6 +13,7 @@ struct Point
 	double y;
 	double magnitude() const;
 	double distance(const Point& other) const;
+	double angle() const;
 	Point rotate(double angle) const;
 	Point scale(double _scale) const;
 	Point normalized() const;
diff --git a/battles/src/BaseBattle.cpp b/battles/src/BaseBattle.cpp
index eb75464..0de18d5 100644
--- a/battles/src/BaseBattle.cpp
+++ b/battles/src/BaseBattle.cpp
@@ -104,6 +104,7 @@ BaseBattle::floating_movement(const float dt)
 		const auto speed = movement.speed.scale(dt);
 		transform.position.x += speed.x;
 		transform.position.y += speed.y;
+		transform.angle = speed.angle();
 	}
 }
 
diff --git a/battles/src/Point.cpp b/battles/src/Point.cpp
index 9ffa81c..31aecae 100644
--- a/battles/src/Point.cpp
+++ b/battles/src/Point.cpp
@@ -23,6 +23,13 @@ Point::distance(const Point& other) const
 }
 
 
+double
+Point::angle() const
+{
+	return std::atan2(y, x);  // (+x, _) is 0
+}
+
+
 Point
 Point::rotate(const double angle) const
 {