From 615167ec4b3273db81b5cdd2cb4655a0681cb327 Mon Sep 17 00:00:00 2001
From: Djuri Baars <dsbaars@users.noreply.github.com>
Date: Sat, 21 Dec 2024 20:06:08 +0100
Subject: [PATCH] Add OpenSCAD scripted designs

---
 OpenSCAD/BTClock-back.scad  | 117 ++++++++++++++++++++++++++++++++++++
 OpenSCAD/BTClock-front.scad |  54 +++++++++++++++++
 2 files changed, 171 insertions(+)
 create mode 100644 OpenSCAD/BTClock-back.scad
 create mode 100644 OpenSCAD/BTClock-front.scad

diff --git a/OpenSCAD/BTClock-back.scad b/OpenSCAD/BTClock-back.scad
new file mode 100644
index 0000000..ebf4e48
--- /dev/null
+++ b/OpenSCAD/BTClock-back.scad
@@ -0,0 +1,117 @@
+backWidth = 223.7;    // mm
+backHeight = 85.3;    // mm
+
+regularScrewSize = 3; // mm -> M3
+buttonCapSize = 12; // mm
+
+isRevB = true;
+
+thickness = 1.5;
+
+
+cornerRadius = 2;
+usbOpeningCornerRadius = 2;
+
+module __Customizer_Limit__ () {}  
+
+usbOpeningWidth = 20;  // mm
+usbOpeningHeight = 10; // mm
+
+usbOpeningX = 136.116;
+usbOpeningY = 45.542;
+
+buttonOpeningWidthHeight = buttonCapSize + 0.9; // mm
+screwOpeningWidthHeight = regularScrewSize + 0.1; // mm
+
+bootBtnX = 76.29;
+bootBtnY = 36.3;
+
+resetBtnX = 57.875;
+resetBtnY = 36.3;
+
+actionBtnX = 211.481;
+actionBtn1Y = 18.77;
+actionBtn2Y = 32.105;
+actionBtn3Y = 45.441;
+actionBtn4Y = 58.776;
+
+leftScrewX = 6.44;
+rightScrewX = 217.3;
+topScrewY = 6.44;
+bottomScrewY = 78.844;
+
+// Rev. A
+midScrewLeftX = 99.696;
+midScrewRightX = 123.870;
+
+// Rev. B
+midTopScrewLeftX = 92.8;
+midTopScrewRightX = 130.9;
+midTopScrewsY = topScrewY;
+midBottomScrewsY = 72.495;
+
+$fn = 50;
+
+translate([ 0, backHeight, 0 ])
+mirror([ 0, 1, 0 ])
+difference()
+{
+    translate([ cornerRadius, cornerRadius, 0 ])
+    minkowski() {
+        cube([backWidth - cornerRadius*2, backHeight - cornerRadius*2, thickness], center = false);  // Subtract 2*radius from both width and height
+        cylinder(r = cornerRadius, h = thickness);  // 2mm radius, 1mm height
+    }
+
+    // reset/boot button
+    color("white") translate([ resetBtnX, resetBtnY, 0 ]) cylinder(r = buttonOpeningWidthHeight / 2, h = thickness+1.6);
+
+    if (isRevB) {
+        color("white") translate([ bootBtnX, bootBtnY, 0 ]) cylinder(r = buttonOpeningWidthHeight / 2, h = thickness+1.6);
+    }
+
+    // action buttons
+    color("white") translate([ actionBtnX, actionBtn1Y, 0 ]) cylinder(r = buttonOpeningWidthHeight / 2, h = thickness+1.6);
+
+    color("white") translate([ actionBtnX, actionBtn2Y, 0 ]) cylinder(r = buttonOpeningWidthHeight / 2, h = thickness+1.6);
+
+    color("white") translate([ actionBtnX, actionBtn3Y, 0 ]) cylinder(r = buttonOpeningWidthHeight / 2, h = thickness+1.6);
+
+    color("white") translate([ actionBtnX, actionBtn4Y, 0 ]) cylinder(r = buttonOpeningWidthHeight / 2, h = thickness+1.6);
+
+    // Outer screws
+    for (xcoords = [leftScrewX, rightScrewX])
+    {
+        for (ycoords = [topScrewY, bottomScrewY])
+        {
+            color("white") translate([ xcoords, ycoords, 0 ]) cylinder(r = screwOpeningWidthHeight / 2, h = thickness+1.6);
+        }
+    }
+
+    // Middle screws
+    if (isRevB) {
+    for (xcoords = [midTopScrewLeftX, midTopScrewRightX])
+    {
+        for (ycoords = [midTopScrewsY, midBottomScrewsY])
+        {
+                color("white") translate([ xcoords, ycoords, 0 ]) cylinder(r = screwOpeningWidthHeight / 2, h = thickness+1.6);
+            }
+        }
+    } else {
+        for (xcoords = [midScrewLeftX, midScrewRightX])
+        {
+            for (ycoords = [topScrewY, bottomScrewY])
+            {
+                color("white") translate([ xcoords, ycoords, 0 ]) cylinder(r = screwOpeningWidthHeight / 2, h = thickness+1.6);
+            }
+        }
+    }
+
+    // USB opening
+    translate([ usbOpeningX, usbOpeningY, 0 ])
+    minkowski() {
+        color("white")  cube([usbOpeningWidth-usbOpeningCornerRadius*2, usbOpeningHeight-usbOpeningCornerRadius*2, thickness+1.6], center = true);
+        cylinder(r = usbOpeningCornerRadius, h = thickness+1.6);
+    }
+}
+
+
diff --git a/OpenSCAD/BTClock-front.scad b/OpenSCAD/BTClock-front.scad
new file mode 100644
index 0000000..bf90ad7
--- /dev/null
+++ b/OpenSCAD/BTClock-front.scad
@@ -0,0 +1,54 @@
+frontWidth = 223.7;    // mm
+frontHeight = 85.3;    // mm
+regularScrewSize = 3; // mm -> M3
+
+thickness = 1.5; // mm
+cornerRadius = 2; // mm
+screenradius = 3; // mm  
+
+// Visible screen size
+screenHeight = 23.71; // mm
+screenWidth = 48.55;  // mm
+
+module __Customizer_Limit__ () {}  
+
+screwOpeningWidthHeight = regularScrewSize + 0.1; // mm
+
+leftScrewX = 6.44;
+rightScrewX = 217.3;
+topScrewY = 6.44;
+bottomScrewY = 78.844;
+
+$fn = 50;
+
+difference()
+{
+    translate([ cornerRadius, cornerRadius, 0 ])
+    minkowski() {
+        cube([frontWidth - cornerRadius*2, frontHeight - cornerRadius*2, thickness], center = false);  // Subtract 2*radius from both width and height
+        cylinder(r = cornerRadius, h = thickness);  // 2mm radius, 1mm height
+    }
+
+    // Outer screws
+    for (xcoords = [leftScrewX, rightScrewX])
+    {
+        for (ycoords = [topScrewY, bottomScrewY])
+        {
+            color("white") translate([ xcoords, ycoords, -0.1 ]) cylinder(r = screwOpeningWidthHeight / 2, h = thickness+1.7);
+        }
+    }
+
+    // Screens
+    for (i = [0:6])
+    {
+        translate([ 
+            i * (screenHeight + 7.21625) + 7.21625 + screenradius,  // First gap as margin, then screen+gap for each iteration
+            (frontHeight - screenWidth) / 2 + screenradius,  // Center vertically
+            -0.1 
+        ]) 
+        minkowski() {
+            cube([ screenHeight - screenradius*2, screenWidth - screenradius*2, thickness+1.6 ], center = false);
+            cylinder(r = screenradius, h = thickness+1.6);
+        }
+    }
+}
\ No newline at end of file