Re-use fj-export

experiments/2025-03-18/src/export.rs

@@ -1,48 +0,0 @@
-use std::{collections::BTreeMap, fs::File, path::Path};
-
-use fj_interop::TriMesh;
-
-pub fn export(
-    tri_mesh: &TriMesh,
-    path: impl AsRef<Path>,
-) -> anyhow::Result<()> {
-    let mut indices_by_vertex = BTreeMap::new();
-
-    let mut points = Vec::new();
-    let mut triangles = Vec::new();
-
-    for triangle in tri_mesh.external_triangles() {
-        let triangle = triangle.points.map(|point| {
-            *indices_by_vertex.entry(point).or_insert_with(|| {
-                let index = points.len();
-                points.push(point);
-                index
-            })
-        });
-
-        triangles.push(triangle);
-    }
-
-    let mesh = threemf::Mesh {
-        vertices: threemf::model::Vertices {
-            vertex: points
-                .into_iter()
-                .map(|point| {
-                    point.coords.components.map(|coord| coord.into_f64())
-                })
-                .map(|[x, y, z]| threemf::model::Vertex { x, y, z })
-                .collect(),
-        },
-        triangles: threemf::model::Triangles {
-            triangle: triangles
-                .into_iter()
-                .map(|[v1, v2, v3]| threemf::model::Triangle { v1, v2, v3 })
-                .collect(),
-        },
-    };
-
-    let output = File::create(path)?;
-    threemf::write(output, mesh)?;
-
-    Ok(())
-}

experiments/2025-03-18/src/main.rs

@@ -1,7 +1,6 @@
 #![allow(clippy::module_inception)]
 
 mod app;
-mod export;
 mod extra;
 mod geometry;
 mod handle;
@@ -14,7 +13,7 @@ mod topology;
 fn main() -> anyhow::Result<()> {
     let tri_mesh = model::model();
 
-    export::export(&tri_mesh, "output.3mf")?;
+    fj_export::export(&tri_mesh, "output.3mf")?;
     app::run(tri_mesh)?;
 
     Ok(())