From cffb58907494574ffdab8b2dec8da8524dc88fe0 Mon Sep 17 00:00:00 2001
From: "Jan \"Yenya\" Kasprzak" <kas@fi.muni.cz>
Date: Wed, 18 May 2016 10:08:37 +0200
Subject: [PATCH] rear light for Kostka scooter

---
 scooter.scad | 98 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 scooter.scad

diff --git a/scooter.scad b/scooter.scad
new file mode 100644
index 0000000..fb0d694
--- /dev/null
+++ b/scooter.scad
@@ -0,0 +1,98 @@
+infty = 50;
+eps = 0.01;
+
+wall = 2;
+
+led_d = 10 + 0.5;
+led_l = 6;
+led_d1 = 12 + 0.3; // sirsi cast LEDky
+led_l1 = 3; // prostor pro vlozeni LEDky
+
+led_angle_pitch = 36.6 - 10;
+
+tube_inner_d = 23;
+tube_depth = 8;
+top_h = 15;
+
+module led() {
+	color("red") {
+		cylinder(r = led_d/2, h = led_l);
+		translate([0, 0, led_l]) sphere(led_d/2);
+		translate([0, 0, -led_l1]) cylinder(r=led_d1/2, h=led_l1+eps);
+	};
+/*
+	color("gray") {
+		translate([0, 0, -led_l1]) cylinder(r=led_d1/2, h=led_l1-wall+eps);
+	}
+*/
+}
+
+
+module bottom_body() {
+	cylinder(r = tube_inner_d/2 - wall/2, h = tube_depth+eps);
+	for (ang = [0:30:360])
+		rotate([0, 0, ang])
+		translate([tube_inner_d/2 - wall/2, 0, -eps])
+			cylinder(r = wall/2, h = tube_depth + 3*eps, $fn = 4);
+}
+
+module bottom() {
+	difference() {
+		bottom_body();
+		translate([0, 0, -eps])
+			cylinder(r = tube_inner_d/2 - 3*wall/2, h = tube_depth + 3*eps);
+	}
+}
+
+module top_body() {
+	hull() {
+		cylinder(r = tube_inner_d/2 + wall, h = wall);
+		rotate([0, led_angle_pitch, 0])
+			translate([0, 0, top_h])
+			cylinder(r = led_d/2 + wall, h = eps);
+	}
+}
+
+
+module top() {
+	difference() {
+		top_body();
+		rotate([0, led_angle_pitch, 0])
+			translate([0, 0, top_h-led_l])
+			difference() {
+				# led();
+				for (a = [0:60:360])
+					rotate([0, 0, a])
+					translate([0, led_d1/2, -led_l1-eps])
+					cylinder(r1 = wall/3, h = led_l1+3*eps, r2 = 0);
+			}
+		hull() {
+			translate([0, 0, -eps])
+				cylinder(r = tube_inner_d/2-3*wall/2, h = eps);
+			rotate([0, led_angle_pitch, 0])
+				translate([0, 0, top_h-led_l-led_l1])
+					cylinder(r = led_d1/2, h = eps);
+		};
+	};
+}
+
+module main() {
+	rotate([0, -led_angle_pitch, 0]) {
+		translate([0, 0, -tube_depth])
+			bottom();
+		top();
+	}
+}
+
+difference() {
+	main();
+/*
+	translate([0, 0, -infty/2])
+		rotate([0, 0, 45])
+		cube(infty);
+	translate([0, 0, -infty/2])
+		cube(infty);
+*/
+}
+
+
-- 
2.43.5