From b3d7adc7d676ab849ab5fd6decc7234e402f492c Mon Sep 17 00:00:00 2001
From: jmb462 <jmb462@gmail.com>
Date: Wed, 3 Mar 2021 00:55:17 +0100
Subject: fix no tween repeat after stop_all() and start() again

---
 scene/animation/tween.cpp | 15 ++++++++++++++-
 scene/animation/tween.h   |  1 +
 2 files changed, 15 insertions(+), 1 deletion(-)

(limited to 'scene')

diff --git a/scene/animation/tween.cpp b/scene/animation/tween.cpp
index 9b98f3d031..eb35979a47 100644
--- a/scene/animation/tween.cpp
+++ b/scene/animation/tween.cpp
@@ -869,8 +869,21 @@ void Tween::start() {
 		return;
 	}
 
+	pending_update++;
+	for (List<InterpolateData>::Element *E = interpolates.front(); E; E = E->next()) {
+		InterpolateData &data = E->get();
+		data.active = true;
+	}
+	pending_update--;
+
 	// We want to be activated
 	set_active(true);
+
+	// Don't resume from current position if stop_all() function has been used
+	if (was_stopped) {
+		seek(0);
+	}
+	was_stopped = false;
 }
 
 void Tween::reset(Object *p_object, StringName p_key) {
@@ -939,7 +952,7 @@ void Tween::stop(Object *p_object, StringName p_key) {
 void Tween::stop_all() {
 	// We no longer need to be active since all tweens have been stopped
 	set_active(false);
-
+	was_stopped = true;
 	// For each interpolation...
 	pending_update++;
 	for (List<InterpolateData>::Element *E = interpolates.front(); E; E = E->next()) {
diff --git a/scene/animation/tween.h b/scene/animation/tween.h
index 88c02be0bc..142c0c65e0 100644
--- a/scene/animation/tween.h
+++ b/scene/animation/tween.h
@@ -107,6 +107,7 @@ private:
 	float speed_scale = 1.0;
 	mutable int pending_update = 0;
 	int uid = 0;
+	bool was_stopped = false;
 
 	List<InterpolateData> interpolates;
 
-- 
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