Fix extrusion surface properties and snapping

src/scene/convert/acis_kernel.rs

@@ -24,7 +24,7 @@ pub fn tessellate_sat(
     color: [f32; 4],
     facet_res: f64,
     chordal_deflection: Option<f64>,
-    isolines: usize,
+    isolines: [usize; 2],
     planar_isolines: bool,
 ) -> Option<MeshLodSet> {
     let (bodies, loss) = lift(document);
@@ -115,7 +115,7 @@ pub fn tessellate_sat(
             max_angle,
             source_fit * placement_scale,
         )
-        .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);

src/scene/convert/solid3d_tess.rs

@@ -10,7 +10,7 @@ fn tessellate_acis(
     color: [f32; 4],
     facet_res: f64,
     chordal_deflection: Option<f64>,
-    isolines: usize,
+    isolines: [usize; 2],
     planar_isolines: bool,
 ) -> Option<MeshLodSet> {
     crate::scene::convert::acis_kernel::tessellate_sat(
@@ -220,7 +220,7 @@ fn finish(
     color: [f32; 4],
     facet_res: f64,
     chordal_deflection: Option<f64>,
-    isolines: usize,
+    isolines: [usize; 2],
     planar_isolines: bool,
     acis: &acadrust::entities::AcisData,
 ) -> Option<MeshLodSet> {
@@ -255,7 +255,7 @@ pub fn tessellate_region(
         color,
         facet_res,
         chordal_deflection,
-        isolines,
+        [isolines; 2],
         false,
         &region.acis_data,
     )
@@ -279,7 +279,7 @@ pub fn tessellate_body(
         color,
         facet_res,
         chordal_deflection,
-        isolines,
+        [isolines; 2],
         false,
         &body.acis_data,
     )
@@ -290,7 +290,8 @@ pub fn tessellate_surface(
     color: [f32; 4],
     facet_res: f64,
     chordal_deflection: Option<f64>,
-    isolines: usize,
+    isolines: [usize; 2],
+    planar_isolines: bool,
 ) -> Option<MeshLodSet> {
     let sat = parse_acis(
         || surface.parse_sat(),
@@ -304,7 +305,7 @@ pub fn tessellate_surface(
         facet_res,
         chordal_deflection,
         isolines,
-        true,
+        planar_isolines,
         &surface.acis_data,
     )
 }
@@ -327,7 +328,7 @@ pub fn tessellate_solid3d(
         color,
         facet_res,
         chordal_deflection,
-        isolines,
+        [isolines; 2],
         false,
         &solid.acis_data,
     )