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dynamic memory allocation

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randogoth 2024-03-28 09:59:24 +02:00
parent 69115c0c22
commit aec373abe8
1 changed files with 13 additions and 12 deletions
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25
src/lib.rs
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@ -111,6 +111,11 @@ impl GeometryData {
self.edge_to_triangles.entry(edge).or_default().push(index);
}
}
// Dynamically resize the struct in memory to accomodate the index
if index >= self.triangles.len() {
self.triangles.resize(index + 1, TriangleData::default());
}
if types == 0 || types == 2 {
self.triangles[index] = TriangleData {
@ -197,21 +202,17 @@ impl Xenobalanus {
}
pub fn preprocess(&mut self, types: usize) {
let num_triangles = self.triangulation.len() / 3;
let geometry_data = Arc::new(Mutex::new(GeometryData::new()));
// Initialize GeometryData with the correct size for triangles vector
let mut initial_geometry_data = GeometryData::new();
initial_geometry_data.triangles.resize(num_triangles, TriangleData::default());
let geometry_data = Arc::new(Mutex::new(initial_geometry_data));
self.triangulation.par_chunks(3).enumerate().for_each(|(index, tri_idx)| {
let gd = geometry_data.clone(); // Clone Arc for use in each thread
gd.lock().unwrap().add_triangle(index, &self.points, tri_idx, types);
let gd = geometry_data.clone(); // Clone Arc for use in each thread, not the data itself
// Perform locked update
let mut gd_lock = gd.lock().unwrap();
gd_lock.add_triangle(index, &self.points, tri_idx, types);
});
self.geometry_data = Arc::try_unwrap(geometry_data).unwrap().into_inner().unwrap()
self.geometry_data = Arc::try_unwrap(geometry_data).unwrap().into_inner().unwrap();
}
pub fn delfin(