From d94ebeae7aeefd472a779a569f146644a65a08b2 Mon Sep 17 00:00:00 2001
From: NathanSweet <nathan.sweet@gmail.com>
Date: Wed, 18 Dec 2019 18:16:05 +0100
Subject: [PATCH] [libgdx] One bone IK clean up.

---
 .../src/com/esotericsoftware/spine/IkConstraint.java     | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/IkConstraint.java b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/IkConstraint.java
index a60049aba..0669c9dd4 100644
--- a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/IkConstraint.java
+++ b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/IkConstraint.java
@@ -186,12 +186,9 @@ public class IkConstraint implements Updatable {
 			break;
 		case noRotationOrReflection:
 			rotationIK += atan2(pc, pa) * radDeg;
-			float ps = pa * pa + pc * pc;
-			if (ps > 0.0001f) {
-				ps = Math.abs(pa * pd - pb * pc) / ps;
-				pb = -pc * ps;
-				pd = pa * ps;
-			}
+			float ps = Math.abs(pa * pd - pb * pc) / (pa * pa + pc * pc);
+			pb = -pc * ps;
+			pd = pa * ps;
 		default:
 			float x = targetX - p.worldX, y = targetY - p.worldY;
 			float d = pa * pd - pb * pc;