save code

GPUTrail-main/plugin.gd

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+@tool
+extends EditorPlugin
+
+const MyCustomGizmoPlugin = preload("gizmos/gizmo.gd")
+var gizmo_plugin = MyCustomGizmoPlugin.new(self)
+
+func _enter_tree():
+	# Initialization of the plugin goes here.
+	# Add the new type with a name, a parent type, a script and an icon.
+	add_custom_type("GPUTrail3D", "GPUParticles3D", preload("GPUTrail3D.gd"), preload("bounce.svg"))
+	
+	add_node_3d_gizmo_plugin(gizmo_plugin)
+
+func _exit_tree():
+	# Clean-up of the plugin goes here.
+	# Always remember to remove it from the engine when deactivated.
+	remove_custom_type("GPUTrail3D")
+	
+	remove_node_3d_gizmo_plugin(gizmo_plugin)