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TreeNodePosition

steel_registry::advancement::positioner

Struct TreeNodePosition 

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struct TreeNodePosition {
    node: usize,
    parent: Option<NodePositionIdx>,
    previous_sibling: Option<NodePositionIdx>,
    child_index: NodePositionIdx,
    children: Vec<NodePositionIdx>,
    ancestor: NodePositionIdx,
    thread: Option<NodePositionIdx>,
    x: i32,
    y: f32,
    mod: f32,
    change: f32,
    shift: f32,
}
Expand description

Stores tree links as vector indices

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§node: usize§parent: Option<NodePositionIdx>§previous_sibling: Option<NodePositionIdx>§child_index: NodePositionIdx§children: Vec<NodePositionIdx>§ancestor: NodePositionIdx§thread: Option<NodePositionIdx>§x: i32§y: f32§mod: f32§change: f32§shift: f32

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impl TreeNodePosition

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fn add_child( nodes: &mut Vec<TreeNodePosition>, tree: &mut AdvancementRegistry, parent_idx: NodePositionIdx, adv_node_idx: usize, previous_idx: Option<NodePositionIdx>, ) -> Option<NodePositionIdx>

Adds displayed children traversing through nodes without a display

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fn first_walk(nodes: &mut [TreeNodePosition], idx: NodePositionIdx)

Traverse every node and compute each y position relative to its siblings and children.

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fn second_walk( nodes: &mut [TreeNodePosition], idx: NodePositionIdx, mod_sum: f32, depth: i32, min: f32, ) -> f32

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fn normalize_y(nodes: &mut [TreeNodePosition], offset: f32)

just make the minimal y coord to be 0

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fn execute_shifts(nodes: &mut [TreeNodePosition], idx: NodePositionIdx)

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fn previous_or_thread( nodes: &[TreeNodePosition], idx: NodePositionIdx, ) -> Option<NodePositionIdx>

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fn next_or_thread( nodes: &[TreeNodePosition], idx: NodePositionIdx, ) -> Option<NodePositionIdx>

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fn apportion( nodes: &mut [TreeNodePosition], idx: NodePositionIdx, default_ancestor: NodePositionIdx, ) -> NodePositionIdx

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fn move_subtree( nodes: &mut [TreeNodePosition], left: NodePositionIdx, right: NodePositionIdx, shift: f32, )

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fn get_ancestor( nodes: &[TreeNodePosition], idx: NodePositionIdx, other: NodePositionIdx, default_ancestor: NodePositionIdx, ) -> NodePositionIdx

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fn set_position( tree: &mut AdvancementRegistry, nodes: &[TreeNodePosition], idx: NodePositionIdx, )

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