From 535a62051de47f95022287cf822e18818fb8900d Mon Sep 17 00:00:00 2001
From: Nathan Sweet <nathan.sweet@gmail.com>
Date: Thu, 12 Jun 2025 12:30:04 -0400
Subject: [PATCH] [libgdx] Fixed skeleton wind and gravity.

---
 .../spine/PhysicsConstraint.java                 | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/PhysicsConstraint.java b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/PhysicsConstraint.java
index d6ecd2342..4eb1165db 100644
--- a/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/PhysicsConstraint.java
+++ b/spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/PhysicsConstraint.java
@@ -120,8 +120,8 @@ public class PhysicsConstraint extends Constraint<PhysicsConstraint, PhysicsCons
 				ux = bx;
 				uy = by;
 			} else {
-				float a = remaining, i = p.inertia, f = skeleton.data.referenceScale, d = -1, m = 0, e = 0, qx = data.limit * delta,
-					qy = qx * Math.abs(skeleton.scaleY);
+				float a = remaining, i = p.inertia, f = skeleton.data.referenceScale, d = -1, m = 0, e = 0, ax = 0, ay = 0,
+					qx = data.limit * delta, qy = qx * Math.abs(skeleton.scaleY);
 				qx *= Math.abs(skeleton.scaleX);
 				if (x || y) {
 					if (x) {
@@ -139,8 +139,9 @@ public class PhysicsConstraint extends Constraint<PhysicsConstraint, PhysicsCons
 						d = (float)Math.pow(p.damping, 60 * t);
 						m = t * p.massInverse;
 						e = p.strength;
-						float w = f * p.wind * skeleton.scaleX, g = f * p.gravity * skeleton.scaleY,
-							ax = w * skeleton.windX + g * skeleton.gravityX, ay = w * skeleton.windY + g * skeleton.gravityY;
+						float w = f * p.wind, g = f * p.gravity;
+						ax = (w * skeleton.windX + g * skeleton.gravityX) * skeleton.scaleX;
+						ay = (w * skeleton.windY + g * skeleton.gravityY) * skeleton.scaleY;
 						do {
 							if (x) {
 								xVelocity += (ax - xOffset * e) * m;
@@ -195,10 +196,11 @@ public class PhysicsConstraint extends Constraint<PhysicsConstraint, PhysicsCons
 							d = (float)Math.pow(p.damping, 60 * t);
 							m = t * p.massInverse;
 							e = p.strength;
+							float w = f * p.wind, g = f * p.gravity;
+							ax = (w * skeleton.windX + g * skeleton.gravityX) * skeleton.scaleX;
+							ay = (w * skeleton.windY + g * skeleton.gravityY) * skeleton.scaleY;
 						}
-						float rs = rotateOffset, ss = scaleOffset, h = l / f,
-							ax = p.wind * skeleton.windX + p.gravity * skeleton.gravityX,
-							ay = p.wind * skeleton.windY + p.gravity * skeleton.gravityY;
+						float rs = rotateOffset, ss = scaleOffset, h = l / f;
 						while (true) {
 							a -= t;
 							if (scaleX) {