From 96bf4e08b95db8c4141b16fb2c4fd88f71ca1f08 Mon Sep 17 00:00:00 2001
From: Brian Schwind <brianmschwind@gmail.com>
Date: Sat, 14 Sep 2024 14:21:32 +0900
Subject: [PATCH] Add an example for a bracket for flat ethernet cables

---
 examples/src/flat_ethernet_bracket.rs | 52 +++++++++++++++++++++++++++
 examples/src/lib.rs                   |  3 ++
 2 files changed, 55 insertions(+)
 create mode 100644 examples/src/flat_ethernet_bracket.rs

diff --git a/examples/src/flat_ethernet_bracket.rs b/examples/src/flat_ethernet_bracket.rs
new file mode 100644
index 0000000..6e924d3
--- /dev/null
+++ b/examples/src/flat_ethernet_bracket.rs
@@ -0,0 +1,52 @@
+use glam::{dvec3, DVec3};
+use opencascade::{
+    primitives::{Direction, IntoShape, Shape, Wire},
+    workplane::Workplane,
+};
+
+pub fn shape() -> Shape {
+    let thumbtack_big_diameter = 10.75;
+    let thumbtack_big_radius = thumbtack_big_diameter / 2.0;
+    let thumbtack_pin_radius = 1.2 / 2.0;
+    let thickness = 1.5;
+    let cable_width = 7.6;
+    let cable_height = 2.3;
+
+    let overhang_width = 1.0;
+
+    let path: Wire = Workplane::xz()
+        .sketch()
+        .line_dx(thickness)
+        .line_dy(-(thumbtack_big_diameter + cable_width + 2.0))
+        .line_dx(cable_height + 0.1)
+        .line_dy(cable_width + 0.1)
+        .line_dx(-overhang_width)
+        .line_dy(thickness)
+        .line_dx(overhang_width + thickness)
+        .line_dy(-(thickness + cable_width + thickness))
+        .line_dx(-(thickness + cable_height + thickness))
+        .close();
+
+    let mut bracket = path.to_face().extrude(dvec3(0.0, thumbtack_big_diameter, 0.0)).into_shape();
+
+    let top_edges = bracket.faces().farthest(Direction::PosZ).edges().parallel_to(Direction::PosX);
+
+    bracket = bracket.fillet_edges(thumbtack_big_diameter / 2.1, top_edges);
+
+    let cylinder = Shape::cylinder(
+        dvec3(thickness, thumbtack_big_radius, -thumbtack_big_radius),
+        thumbtack_big_radius + 0.2,
+        -DVec3::X,
+        thickness - 1.0,
+    );
+
+    bracket = bracket.subtract(&cylinder).fillet(0.2);
+
+    bracket = bracket.drill_hole(
+        dvec3(thickness, thumbtack_big_radius, -thumbtack_big_radius),
+        -DVec3::X,
+        thumbtack_pin_radius,
+    );
+
+    bracket
+}
diff --git a/examples/src/lib.rs b/examples/src/lib.rs
index d980318..1793bb7 100644
--- a/examples/src/lib.rs
+++ b/examples/src/lib.rs
@@ -5,6 +5,7 @@ pub mod airfoil;
 pub mod box_shape;
 pub mod cable_bracket;
 pub mod chamfer;
+pub mod flat_ethernet_bracket;
 pub mod gizmo;
 pub mod heater_coil;
 pub mod high_level_bottle;
@@ -25,6 +26,7 @@ pub enum Example {
     CableBracket,
     BoxShape,
     Chamfer,
+    FlatEthernetBracket,
     Gizmo,
     HeaterCoil,
     HighLevelBottle,
@@ -47,6 +49,7 @@ impl Example {
             Example::CableBracket => cable_bracket::shape(),
             Example::BoxShape => box_shape::shape(),
             Example::Chamfer => chamfer::shape(),
+            Example::FlatEthernetBracket => flat_ethernet_bracket::shape(),
             Example::Gizmo => gizmo::shape(),
             Example::HeaterCoil => heater_coil::shape(),
             Example::HighLevelBottle => high_level_bottle::shape(),