Fix extrusion surface properties and snapping

src/scene/model/solid_model.rs

@@ -22,7 +22,7 @@ fn display_tessellation(
     body: &Body,
     facet_resolution: f64,
     chordal_deflection: Option<f64>,
-    isolines: usize,
+    isolines: [usize; 2],
     planar_isolines: bool,
 ) -> brep::mesh::BodyMesh {
     let resolution = if facet_resolution.is_finite() && facet_resolution > 0.0 {
@@ -35,7 +35,7 @@ fn display_tessellation(
         |_| cadkernel::tessellation::display_angle_for_resolution(resolution),
     );
     let mut tolerance = brep::mesh::TessellationTolerance::new(max_angle, TOL)
-        .with_isolines(isolines)
+        .with_uv_isolines(isolines[0], isolines[1])
         .with_planar_isolines(planar_isolines);
     if let Some(deflection) = chordal_deflection {
         tolerance = tolerance.with_chordal_deflection(deflection);
@@ -278,7 +278,8 @@ pub fn edge_wires(body: &Body) -> Vec<acadrust::entities::Wire> {
 pub fn grip_preview_wires(
     body: &Body,
     handle: acadrust::Handle,
-    isolines: usize,
+    isolines: [usize; 2],
+    planar_isolines: bool,
 ) -> Vec<WireModel> {
     let tessellation = brep::mesh::tessellate(
         body,
@@ -286,8 +287,8 @@ pub fn grip_preview_wires(
             cadkernel::tessellation::DEFAULT_ANGLE,
             TOL,
         )
-        .with_isolines(isolines)
-        .with_planar_isolines(isolines > 0),
+        .with_uv_isolines(isolines[0], isolines[1])
+        .with_planar_isolines(planar_isolines),
     );
     tessellation
         .edges
@@ -476,7 +477,7 @@ pub fn display_from_solid(
     color: [f32; 4],
     facet_resolution: f64,
     chordal_deflection: Option<f64>,
-    isolines: usize,
+    isolines: [usize; 2],
     planar_isolines: bool,
 ) -> Option<(MeshLodSet, Vec<acadrust::entities::Wire>, [f64; 3])> {
     use acadrust::types::Vector3;
@@ -566,7 +567,7 @@ mod tests {
     use super::*;
 
     fn tri_count(body: &Body) -> usize {
-        display_from_solid(body, [0.7, 0.7, 0.7, 1.0], 1.0, None, 0, false)
+        display_from_solid(body, [0.7, 0.7, 0.7, 1.0], 1.0, None, [0; 2], false)
             .map(|(m, _, _)| m.lods[0].indices.len() / 3)
             .unwrap_or(0)
     }