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on_enter_constant

traaains::editor::track::placing::states::current_step

Function on_enter_constant 

Source 
pub fn on_enter_constant(
    cmd: Commands<'_, '_>,
    v_segment: Single<'_, '_, Entity, With<VirtualSegment>>,
    unfinished_node: Option<Single<'_, '_, Entity, (With<TrackNode>, With<Placing>)>>,
    last_connected_block: ResMut<'_, LastConnectedBlock>,
)
Expand description

“Unfinished nodes” are nodes (or more precisely the node) that were placed as fresh nodes for the current virtual segment and need to be despawned when removing the first step.