added group name setting to water system

Author: Arnklit

addons/waterways/water_system_manager.gd

@@ -9,6 +9,7 @@ const RiverManager = preload("res://addons/waterways/river_manager.gd")
 
 var system_map : ImageTexture = null setget set_system_map
 var system_bake_resolution := 2
+var system_group_name := "waterways_system"
 # Auto assign
 var wet_group_name : String = "waterways_wet"
 var surface_index : int = -1
@@ -21,7 +22,7 @@ var _first_enter_tree := true
 func _enter_tree() -> void:
 	if Engine.editor_hint and _first_enter_tree:
 		_first_enter_tree = false
-	add_to_group("waterways_system")
+	add_to_group(system_group_name)
 
 
 func _ready() -> void:
@@ -58,6 +59,11 @@ func _get_property_list() -> Array:
 			hint_string = "128, 256, 512, 1024, 2048",
 			usage = PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_SCRIPT_VARIABLE
 		},
+		{
+			name = "system_group_name",
+			type = TYPE_STRING,
+			usage = PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_SCRIPT_VARIABLE
+		},
 		{
 			name = "Auto assign texture & coordinates on generate",
 			type = TYPE_NIL,

test_assets/FloatingObject.tscn

@@ -41,6 +41,6 @@ transform = Transform( 0.622291, 0, 0, 0, 0.622291, 0, 0, 0, 0.622291, 0.482973,
 mesh = SubResource( 2 )
 material/0 = SubResource( 5 )
 
-[node name="Bouyant" type="Spatial" parent="."]
+[node name="Buoyant" type="Spatial" parent="."]
 script = ExtResource( 1 )
 water_resistance = 3.0