53 lines
1.5 KiB
Rust
53 lines
1.5 KiB
Rust
mod graph;
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mod model;
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mod runner;
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mod spring_model;
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mod utils;
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use std::sync::{Arc, RwLock};
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use pyo3::exceptions;
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use pyo3::{prelude::*, types::PyIterator};
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#[pyfunction(number_of_nodes, edges, "*", iter = 500, threads = 0)]
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fn layout_from_edge_list(
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number_of_nodes: usize,
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edges: &PyAny,
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iter: usize,
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threads: usize,
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) -> PyResult<Vec<(f32, f32)>> {
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let model = Arc::new(RwLock::new(spring_model::SimpleSpringModel::new(1.0)));
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let mut edge_matrix = graph::new_edge_matrix(number_of_nodes);
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match edges.extract::<&PyIterator>() {
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Ok(iter) => {
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for edge in iter {
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let edge = edge?;
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let edge = edge.extract::<(usize, usize)>()?;
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graph::add_edge(&mut edge_matrix, edge.0, edge.1);
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}
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}
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Err(_) => match edges.extract::<Vec<(usize, usize)>>() {
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Ok(edge) => {
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for edge in edge {
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graph::add_edge(&mut edge_matrix, edge.0, edge.1);
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}
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}
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Err(_) => {
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return Err(PyErr::new::<exceptions::PyTypeError, _>(
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"Edges must be an iterable of (int, int)",
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));
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}
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},
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}
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let r = runner::Runner::new(iter, threads);
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Ok(r.layout(number_of_nodes, edge_matrix, model))
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}
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#[pymodule]
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fn graph_force(_py: Python, m: &PyModule) -> PyResult<()> {
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m.add_function(wrap_pyfunction!(layout_from_edge_list, m)?)?;
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Ok(())
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}
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