Rope: Don't apply repulsive forces on rope segments

src/object/C4Rope.cpp

@@ -299,7 +299,7 @@ void C4Rope::Solve(TRopeType1* prev, TRopeType2* next) //C4RopeSegment* prev, C4
 	// TODO: Could also use an approximation which works without Sqrt, especially
 	// if this becomes a performance bottleneck. http://www.azillionmonkeys.com/qed/sqroot.html
 	C4Real d = ftofix(sqrt(fixtof(dx*dx + dy*dy))); 
-	if(d != 0)
+	if(d != 0 && (ApplyRepulsive || d > l))
 	{
 		fx += (dx / d) * k * (d - l);
 		fy += (dy / d) * k * (d - l);

src/object/C4Rope.h

@@ -107,6 +107,10 @@ private:
 	template<typename TRopeType1, typename TRopeType2>
 	void Solve(TRopeType1* prev, TRopeType2* next);
 
+	// Whether to apply repulsive forces between rope segments.
+	// TODO: Could be made a property...
+	static const bool ApplyRepulsive = false;
+
 	const float w; // Width of rope
 	C4DefGraphics* Graphics;