From dc8f89fd65a03fde7d0fb039b0a1724f9513bbda Mon Sep 17 00:00:00 2001
From: John <johndygit@live.com.ph>
Date: Thu, 15 Dec 2016 05:58:49 +0800
Subject: [PATCH] [csharp] Fix recursion in clearTracks.

Issue: https://github.com/EsotericSoftware/spine-runtimes/issues/805
based on https://github.com/EsotericSoftware/spine-runtimes/commit/f6cf88103c861f4312d7c33c56ae81eae289bc59 and https://github.com/EsotericSoftware/spine-runtimes/commit/7dbf7c5268beccbaaf083f4933f5ea4c0d8ef42c
---
 spine-csharp/src/AnimationState.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/spine-csharp/src/AnimationState.cs b/spine-csharp/src/AnimationState.cs
index 684299638..8ba41b284 100644
--- a/spine-csharp/src/AnimationState.cs
+++ b/spine-csharp/src/AnimationState.cs
@@ -343,12 +343,13 @@ namespace Spine {
 		/// It may be desired to use <see cref="AnimationState.SetEmptyAnimations(float)"/> to mix the skeletons back to the setup pose, 
 		/// rather than leaving them in their previous pose.</summary>
 		public void ClearTracks () {
+			bool oldDrainDisabled = queue.drainDisabled;
 			queue.drainDisabled = true;
 			for (int i = 0, n = tracks.Count; i < n; i++) {
 				ClearTrack(i);
 			}
 			tracks.Clear();
-			queue.drainDisabled = false;
+			queue.drainDisabled = oldDrainDisabled;
 			queue.Drain();
 		}
 
@@ -510,12 +511,13 @@ namespace Spine {
 		/// <summary>
 		/// Sets an empty animation for every track, discarding any queued animations, and mixes to it over the specified mix duration.</summary>
 		public void SetEmptyAnimations (float mixDuration) {
+			bool oldDrainDisabled = queue.drainDisabled;
 			queue.drainDisabled = true;
 			for (int i = 0, n = tracks.Count; i < n; i++) {
 				TrackEntry current = tracks.Items[i];
 				if (current != null) SetEmptyAnimation(i, mixDuration);
 			}
-			queue.drainDisabled = false;
+			queue.drainDisabled = oldDrainDisabled;
 			queue.Drain();
 		}