3 files changed, 18 insertions, 1 deletions

diff --git a/src/game-server/being.hpp b/src/game-server/being.hpp
index 6c7ff39..870fd78 100644
--- a/src/game-server/being.hpp
+++ b/src/game-server/being.hpp
@@ -48,7 +48,7 @@ enum Direction
  */
 enum
 {
-    DAMAGE_PHYSICAL,
+    DAMAGE_PHYSICAL = 0,
     DAMAGE_MAGICAL,
     DAMAGE_OTHER
 };
diff --git a/src/game-server/collisiondetection.cpp b/src/game-server/collisiondetection.cpp
index 7f0817c..110ef57 100644
--- a/src/game-server/collisiondetection.cpp
+++ b/src/game-server/collisiondetection.cpp
@@ -193,3 +193,12 @@ Collision::diskWithCircleSector(const Point &diskCenter, int diskRadius,
     return false;
 }
 
+bool
+Collision::CircleWithCircle(const Point &center1, int radius1,
+                            const Point &center2, int radius2)
+{
+    int distx = center1.x - center2.x;
+    int disty = center1.y - center2.y;
+    double dist = sqrt((distx * distx) + (disty * disty));
+    return (dist < radius1 + radius2);
+}
diff --git a/src/game-server/collisiondetection.hpp b/src/game-server/collisiondetection.hpp
index 95c77d4..f3b5afa 100644
--- a/src/game-server/collisiondetection.hpp
+++ b/src/game-server/collisiondetection.hpp
@@ -47,6 +47,14 @@ namespace Collision
     diskWithCircleSector(const Point &diskCenter, int diskRadius,
                          const Point &sectorCenter, int sectorRadius,
                          int halfTopAngle, int placeAngle);
+
+    /**
+     * Checks if two circles intersect.
+     */
+    bool
+    CircleWithCircle(const Point &center1, int radius1,
+                     const Point &center2, int radius2);
+
 }
 
 #endif