Fix regresion on Texture Region Editor Plugin. Fixes #9282
@@ -218,7 +218,7 @@ void TextureRegionEditor::_region_input(const Ref<InputEvent> &p_input) {
mtx.xform(rect.position + Vector2(0, rect.size.y / 2)) + Vector2(-4, 0)
};
- Ref<InputEventMouseButton> mb;
+ Ref<InputEventMouseButton> mb = p_input;
if (mb.is_valid()) {
if (mb->get_button_index() == BUTTON_LEFT) {