commit 4d1f06a55020e62243fef05d83b0e938c448beb4
Author: Quinn <quinn@Quinns-MBP.lan>
Date:   Wed Dec 29 11:42:39 2021 -0800

    Import prototype collar file

diff --git a/JUQS-collar.scad b/JUQS-collar.scad
new file mode 100644
index 0000000..5572fab
--- /dev/null
+++ b/JUQS-collar.scad
@@ -0,0 +1,199 @@
+$fn = 300;
+
+base_w = 37.16; //not sure why slightly asym, but both collars i measured had this
+base_l = 37.1;
+base_h = 2.8;
+base_r = 8;
+collar_r = 34.7/2;
+collar_h = 8.7; // short collar: 8.7, full: 18
+collar_bezel = 1;
+collar_inner_corner_r = 9/2; //should roughly match shaft for best feel
+collar_inner_r = 13.2/2; //inner radius at bottom of official collar is 13.2
+
+max_throw_circle = 10;
+max_throw_square = 14;
+
+grommet_dist = 6.8; //distance the grommet sits below this component
+grommet_depth = 6.4; //thickness of grommet (when compressed)
+pivot_depth = grommet_dist + grommet_depth / 2;
+
+
+module collar (h, r, bezel = 0) {
+    union() {
+        cylinder(h=h - bezel, r=r);
+        translate([0,0,h - bezel]) {
+            cylinder(h=bezel, r1 = r, r2= r - bezel);
+        }
+    }
+}
+
+module base (w, l, h, r) {
+    corner_offset = [w/2 - r, l/2 - r];
+    hull() {
+        translate([corner_offset.x, corner_offset.y, 0]) {
+            cylinder(h=h, r=r);  
+        };
+        translate([-corner_offset.x, corner_offset.y, 0]) {
+            cylinder(h=h, r=r);  
+        };
+        translate([corner_offset.x, -corner_offset.y, 0]) {
+            cylinder(h=h, r=r);  
+        };
+        translate([-corner_offset.x, -corner_offset.y, 0]) {
+            cylinder(h=h, r=r);  
+        };
+    };
+};
+
+module sq_pivot (throw, shaft_r, depth, sharpness = 1, height = 50) {  
+    corner_r = shaft_r / sharpness;
+    corner_offset = corner_r * (sharpness - 1);
+    translate([0,0,-depth]) {
+        hull() {
+            translate([corner_offset,0,0]){
+                rotate([0,throw,0]){
+                    cylinder(h = height, r = corner_r);
+                }
+            }
+            translate([-corner_offset,0,0]){
+                rotate([0,-throw,0]){
+                    cylinder(h = height, r = corner_r);
+                }
+            }
+            rotate([0,0,90]){
+                translate([corner_offset,0,0]){
+                    rotate([0,throw,0]){
+                        cylinder(h = height, r = corner_r);
+                    }
+                }
+                translate([-corner_offset,0,0]){
+                    rotate([0,-throw,0]){
+                        cylinder(h = height, r = corner_r);
+                    }
+                }
+            }
+        };
+    } 
+}
+
+module sq_pivot_bevel (throw, shaft_r, depth, sharpness = 1, offset = 0.03, height = 50) {
+    dist = tan(throw)*depth;
+    corner_r = shaft_r / sharpness;
+    corner_offset = dist+(offset * throw) + corner_r * (sharpness - 1);
+    hull() {
+        translate([corner_offset,0,0]){
+            cylinder(h = height, r = corner_r);
+        }
+        translate([-corner_offset,0,0]){
+            cylinder(h = height, r = corner_r);
+        }
+        translate([0,corner_offset,0]){
+            cylinder(h = height, r = corner_r);
+        }
+        translate([0,-corner_offset,0]){
+            cylinder(h = height, r = corner_r);
+        }
+    };
+}
+
+module sq_hollow (h, r, corner_r, slope) {
+    union(){
+        rotate([0,0,45]) {
+            sq_pivot(slope, corner_r, pivot_depth);
+            sq_pivot_bevel(slope, corner_r, pivot_depth);
+        }
+    }
+};
+
+module oct_hollow (h, r, corner_r, slope) {
+    hull(){
+        rotate([0,0,45]) {
+            sq_pivot(slope, corner_r, pivot_depth);
+        }
+        sq_pivot(slope, corner_r, pivot_depth);
+    }
+    hull(){
+        rotate([0,0,45]) {
+            sq_pivot_bevel(slope, corner_r, pivot_depth);
+        }
+        sq_pivot_bevel(slope, corner_r, pivot_depth);
+    }
+};
+
+module soct_hollow (h, r, corner_r, slope) {
+    hull(){
+        rotate([0,0,45]) {
+            sq_pivot(slope - 2, corner_r, pivot_depth, 2.5);
+        }
+        sq_pivot(slope - 4, corner_r, pivot_depth, 2.5);
+    }
+    /*
+    hull(){
+        rotate([0,0,45]) {
+            sq_pivot_bevel(slope - 2, corner_r, pivot_depth, 3);
+        }
+        sq_pivot_bevel(slope - 4, corner_r, pivot_depth, 3);
+    }
+    */
+};
+
+module roct_hollow (h, r, corner_r, slope) {
+    union(){
+        rotate([0,0,45]) {
+            sq_pivot(slope - 4, corner_r, pivot_depth);
+        }
+        sq_pivot(slope - 4, corner_r, pivot_depth);
+    }
+    union(){
+        rotate([0,0,45]) {
+            sq_pivot_bevel(slope - 4, corner_r, pivot_depth);
+        }
+        sq_pivot_bevel(slope - 4, corner_r, pivot_depth);
+    }
+};
+
+module nroct_hollow (h, r, corner_r, slope) {
+    diag_r = corner_r * 1.075;
+    union(){
+        rotate([0,0,45]) {
+            sq_pivot(slope - 4, diag_r, pivot_depth);
+        }
+        sq_pivot(slope - 4, corner_r, pivot_depth);
+    }
+    union(){
+        rotate([0,0,45]) {
+            sq_pivot_bevel(slope - 4, diag_r, pivot_depth);
+        }
+        sq_pivot_bevel(slope - 4, corner_r, pivot_depth);
+    }
+};
+
+
+
+difference() {
+difference() {
+union() {
+    base(base_w, base_l, base_h, base_r);
+collar(collar_h, collar_r, collar_bezel);
+};
+//sq_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_square);
+//oct_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_circle);
+soct_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_square);
+//roct_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_square);
+//nroct_hollow(collar_h, collar_inner_r, collar_inner_corner_r, max_throw_square);
+};
+
+/*
+translate([0, -13, -0.1]) {
+font = "Open Sans:style=Bold";
+    mirror([1,0,0]) {
+linear_extrude(0.6)
+    //text("QJ-SQR-V2", font=font, size=3.5, halign = "center");
+    //text("QJ-OCT-V2", font=font, size=3.5, halign = "center");
+    //text("QJ-OCS-V2", font=font, size=3.5, halign = "center");
+    //text("QJ-OCR-V2", font=font, size=3.5, halign = "center");
+    text("QJ-OCR-V2", font=font, size=3.5, halign = "center");
+}
+}
+*/
+};
\ No newline at end of file