From 0d17903bd5996a4a52729c5876fbad51c64becaf Mon Sep 17 00:00:00 2001
From: jmb462 <jmb462@gmail.com>
Date: Sat, 12 Feb 2022 14:40:49 +0100
Subject: Fix TextEdit v_scroll_speed invalid values breaks wheel scrolling

---
 scene/gui/text_edit.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'scene/gui')

diff --git a/scene/gui/text_edit.cpp b/scene/gui/text_edit.cpp
index 3c80e3f987..66c3048f32 100644
--- a/scene/gui/text_edit.cpp
+++ b/scene/gui/text_edit.cpp
@@ -471,6 +471,11 @@ void TextEdit::_notification(int p_what) {
 				// To ensure minimap is responsive override the speed setting.
 				double vel = ((target_y / dist) * ((minimap_clicked) ? 3000 : v_scroll_speed)) * get_physics_process_delta_time();
 
+				// Prevent too small velocity to block scrolling
+				if (Math::abs(vel) < v_scroll->get_step()) {
+					vel = v_scroll->get_step() * SIGN(vel);
+				}
+
 				if (Math::abs(vel) >= dist) {
 					set_v_scroll(target_v_scroll);
 					scrolling = false;
@@ -4390,6 +4395,8 @@ int TextEdit::get_h_scroll() const {
 }
 
 void TextEdit::set_v_scroll_speed(float p_speed) {
+	// Prevent setting a vertical scroll speed value under 1.0
+	ERR_FAIL_COND(p_speed < 1.0);
 	v_scroll_speed = p_speed;
 }
 
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