lib3mf_core/writer/
mesh_writer.rs

1use crate::error::Result;
2use crate::model::mesh::Mesh;
3use crate::writer::beamlattice_writer::write_beam_lattice;
4use crate::writer::xml_writer::XmlWriter;
5use std::io::Write;
6
7pub fn write_mesh<W: Write>(writer: &mut XmlWriter<W>, mesh: &Mesh) -> Result<()> {
8    writer.start_element("mesh").write_start()?;
9
10    // Vertices
11    writer.start_element("vertices").write_start()?;
12    for v in &mesh.vertices {
13        writer
14            .start_element("vertex")
15            .attr("x", &v.x.to_string())
16            .attr("y", &v.y.to_string())
17            .attr("z", &v.z.to_string())
18            .write_empty()?;
19    }
20    writer.end_element("vertices")?;
21
22    // Triangles
23    writer.start_element("triangles").write_start()?;
24    for t in &mesh.triangles {
25        let mut builder = writer
26            .start_element("triangle")
27            .attr("v1", &t.v1.to_string())
28            .attr("v2", &t.v2.to_string())
29            .attr("v3", &t.v3.to_string());
30
31        if let Some(p1) = t.p1 {
32            builder = builder.attr("p1", &p1.to_string());
33        }
34        if let Some(p2) = t.p2 {
35            builder = builder.attr("p2", &p2.to_string());
36        }
37        if let Some(p3) = t.p3 {
38            builder = builder.attr("p3", &p3.to_string());
39        }
40        if let Some(pid) = t.pid {
41            builder = builder.attr("pid", &pid.to_string());
42        }
43
44        builder.write_empty()?;
45    }
46    writer.end_element("triangles")?;
47
48    // Write beam lattice if present
49    if let Some(lattice) = &mesh.beam_lattice {
50        write_beam_lattice(writer, lattice)?;
51    }
52
53    writer.end_element("mesh")?;
54    Ok(())
55}
lib3mf_core/writer/mesh_writer.rs

lib3mf_core/writer/
mesh_writer.rs
