X-Git-Url: https://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fworld%2FWorld.h;h=8a00f60541302a489d8e34565c916eecea3f7b5d;hb=e4732374394610bdd3deafd2138cbea267a670e0;hp=f15d43b8ae818c0a9a6cacf51baa230b48866763;hpb=3694504331ca888f2cacbcb841a83c402d26934a;p=gworm.git

diff --git a/src/world/World.h b/src/world/World.h
index f15d43b..8a00f60 100644
--- a/src/world/World.h
+++ b/src/world/World.h
@@ -22,6 +22,8 @@ public:
 public:
 	void Update(float dt);
 
+	bool InBounds(Vector<int> pos) const
+		{ return pos.x > 0 && pos.y > 0 && pos.x < size.x && pos.y < size.y; }
 	int Index(Vector<int> pos) const { return pos.x * size.y + pos.y; }
 
 	float MassAt(Vector<int> pos) const { return masses[Index(pos)]; }
@@ -33,6 +35,9 @@ public:
 	Entity &AddEntity(const Entity &);
 
 	Vector<float> ForceAt(Vector<float>, float m) const;
+	bool WorldCollision(const Entity &, Vector<float> &) const;
+	Vector<float> NormalAt(Vector<float>) const;
+	bool IsSurface(Vector<int>) const;
 
 private:
 	Vector<int> size;