From 6c3abd8e83c5aa634c36626e7e2987254f16d76c Mon Sep 17 00:00:00 2001
From: Hanno Braun <hanno@braun-odw.eu>
Date: Thu, 13 Oct 2022 16:57:17 +0200
Subject: [PATCH 1/3] Add methods to access single `HalfEdge` vertices

---
 crates/fj-kernel/src/objects/edge.rs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/crates/fj-kernel/src/objects/edge.rs b/crates/fj-kernel/src/objects/edge.rs
index dbdff6f48..8df8d823d 100644
--- a/crates/fj-kernel/src/objects/edge.rs
+++ b/crates/fj-kernel/src/objects/edge.rs
@@ -79,6 +79,18 @@ impl HalfEdge {
         &self.vertices
     }
 
+    /// Access the vertex at the back of the half-edge
+    pub fn back(&self) -> &Vertex {
+        let [back, _] = self.vertices();
+        back
+    }
+
+    /// Access the vertex at the front of the half-edge
+    pub fn front(&self) -> &Vertex {
+        let [_, front] = self.vertices();
+        front
+    }
+
     /// Access the global form of this half-edge
     pub fn global_form(&self) -> &GlobalEdge {
         &self.global_form

From b622282bd6c1ddadba8761015ccbfc9d4f4c561b Mon Sep 17 00:00:00 2001
From: Hanno Braun <hanno@braun-odw.eu>
Date: Thu, 13 Oct 2022 16:58:33 +0200
Subject: [PATCH 2/3] Update function name to latest nomenclature

---
 crates/fj-kernel/src/partial/objects/cycle.rs | 2 +-
 crates/fj-kernel/src/partial/objects/edge.rs  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/crates/fj-kernel/src/partial/objects/cycle.rs b/crates/fj-kernel/src/partial/objects/cycle.rs
index 9b35789dd..3b3167b70 100644
--- a/crates/fj-kernel/src/partial/objects/cycle.rs
+++ b/crates/fj-kernel/src/partial/objects/cycle.rs
@@ -185,7 +185,7 @@ impl PartialCycle {
 
                             half_edge
                                 .with_surface(Some(surface_for_edges.clone()))
-                                .with_from_vertex(from)
+                                .with_back_vertex(from)
                         })
                         .into_full(objects);
 
diff --git a/crates/fj-kernel/src/partial/objects/edge.rs b/crates/fj-kernel/src/partial/objects/edge.rs
index ab8a77be2..d9a2f6707 100644
--- a/crates/fj-kernel/src/partial/objects/edge.rs
+++ b/crates/fj-kernel/src/partial/objects/edge.rs
@@ -61,7 +61,7 @@ impl PartialHalfEdge {
     }
 
     /// Update the partial half-edge with the given from vertex
-    pub fn with_from_vertex(
+    pub fn with_back_vertex(
         mut self,
         vertex: Option<impl Into<MaybePartial<Vertex>>>,
     ) -> Self {

From be9a2f980955d7f1dc728b1e20830f651359eb3c Mon Sep 17 00:00:00 2001
From: Hanno Braun <hanno@braun-odw.eu>
Date: Thu, 13 Oct 2022 16:58:56 +0200
Subject: [PATCH 3/3] Update function name to latest nomenclature

---
 crates/fj-kernel/src/partial/objects/edge.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/fj-kernel/src/partial/objects/edge.rs b/crates/fj-kernel/src/partial/objects/edge.rs
index d9a2f6707..18f8416cd 100644
--- a/crates/fj-kernel/src/partial/objects/edge.rs
+++ b/crates/fj-kernel/src/partial/objects/edge.rs
@@ -73,7 +73,7 @@ impl PartialHalfEdge {
     }
 
     /// Update the partial half-edge with the given from vertex
-    pub fn with_to_vertex(
+    pub fn with_front_vertex(
         mut self,
         vertex: Option<impl Into<MaybePartial<Vertex>>>,
     ) -> Self {