c3cat_bottle_tag v1.1

c3cat-bottle-clip/c3cat-bottle-clip.scad

@@ -44,15 +44,21 @@ include <write/Write.scad>
  * font: the path to a font for Write.scad.
  */
 
-/* currently openscad fails to render `Ohren_4.stl` outside of the preview mode */
-//difference() {
-  rotate(45, [0, 0, 1]) bottle_clip(name="c3cat");
-//  translate([ 15, 0, 18]) rotate(80, [0, 1, 0]) catear();
-//  translate([-15, 0, 18]) rotate(-80, [0, 1, 0]) catear();
-//}
-//
-//translate([0,  5, 0]) catear();
-//rotate(180) translate([0,  5, 0]) catear();
+/**
+ * currently openscad fails to render the original `Ohren_4.stl` outside of the preview mode
+ * according to [the wiki](https://en.wikibooks.org/wiki/OpenSCAD_User_Manual/FAQ#Why_is_my_imported_STL_file_appearing_with_F5_but_not_F6?) this is the stls fault
+ * using meshlab to run `Filters` -> `Cleaning and Repairing` -> `Remove T-Vertices` by `Edge-Flip` with `Ratio` of `1000000` before importing the stl works but but two errors remain.
+ */
+scale([0.2, 0.2, 0.2]) {
+  difference() {
+    scale([5, 5, 5]) rotate(45, [0, 0, 1]) bottle_clip(name="c3cat");
+    translate([ 15*5, 0*5, 18*5]) rotate(80, [0, 1, 0]) catear();
+    translate([-15*5, 0*5, 18*5]) rotate(-80, [0, 1, 0]) catear();
+  }
+
+  translate([0,  5*5, 0]) catear();
+  rotate(180) translate([0,  5*5, 0]) catear();
+}
 
 module bottle_clip(ru=13, rl=17.5, ht=26, width=2.5, name="c3cat", font="write/orbitron.dxf", logo="") {
 
@@ -116,8 +122,8 @@ module bottle_clip(ru=13, rl=17.5, ht=26, width=2.5, name="c3cat", font="write/o
 
 module catear() {
   rotate(-90, [0, 0, 1]) union() {
-    scale([0.2,  0.2, 0.2]) translate([0, -85]) import("catear.stl");
-    scale([0.2, -0.2, 0.2]) translate([0, -85]) import("catear.stl");
+    scale([1,  1 ,1]) translate([0, -85]) import("catear.stl");
+    scale([1, -1, 1]) translate([0, -85]) import("catear.stl");
   }
 }
 

headband.scad

@@ -12,7 +12,7 @@ RAKE_WIDTH=1;
 RAKE_STRETCH=1;
 RAKE_CHAMFER=0.5;
 CHAMFER=1;
-CHAMFER_SHAPE="curve";
+CHAMFER_SHAPE="cone";
 
 use <chamfer.scad>
 

loveboard-cover-r2-cat.scad

@@ -0,0 +1,83 @@
+/**
+ * This requires
+ * https://files.printables.com/media/prints/451501/stls/4205518_58958bba-4c36-4995-b4e7-da5abd1ba821/loveboard-cover-r2.stl
+ * 
+ * to be placed under `./stls/LoveBoard-cover-R2.stl` in order to work
+ * but it needs a run in meshlabs uniform fcae orientation filter for
+ * openscad to be happy with it
+ * 
+ * if rendering is missing the ear infill, `Design` > `Flush Caches`
+ * may be required.
+ */
+ 
+include <headband.scad>
+use <catear_headband.scad>
+
+HEIGHT=11;
+THICKNESS=1;
+SIDE_LEN=20;
+BEND_FACTOR=0.15;
+STRETCH_FACTOR=1.2;
+CHAMFER=0;
+CHAMFER_SHAPE="none";
+DEBUG=false;
+
+FILL=true;
+FILL_HEIGHT_FACTOR=0.9;
+FILL_HEIGHT_FALLOFF_STEP=0;
+FILL_HEIGHT_FALLOFF_FACTOR=0.98;
+FILL_HEIGHT_FALLOFF_EXPONENT_FACTOR=3;
+FILL_STEP=0.5;
+
+module loveboard_cover_r2_cat() {
+  $fn=90;
+  union() {
+    difference() {
+      union() {
+        for (i=[-1,1])
+          scale([i, 1, 1]) 
+            translate([-23, 23, 5.5])
+              rotate(-65) {
+                catear(
+                  height=HEIGHT,
+                  thickness=THICKNESS,
+                  side_len=SIDE_LEN,
+                  bend_factor=BEND_FACTOR,
+                  stretch_factor=STRETCH_FACTOR,
+                  debug=DEBUG,
+                  chamfer=CHAMFER,
+                  chamfer_shape=CHAMFER_SHAPE
+                );
+                if (FILL) {
+                  echo("BEGIN FILL");
+                  for (i=[FILL_STEP:FILL_STEP:(SIDE_LEN-FILL_STEP)])
+                    color([0, (256-i*8)/256,0]) {
+                      fill_height=(
+                        HEIGHT * FILL_HEIGHT_FACTOR
+                      * pow(FILL_HEIGHT_FALLOFF_FACTOR,
+                          (SIDE_LEN-1-i)*FILL_HEIGHT_FALLOFF_EXPONENT_FACTOR)
+                      - ((SIDE_LEN-1-i)*FILL_HEIGHT_FALLOFF_STEP)
+                      );
+                      echo([i, fill_height]);
+                      translate([0, 0, (fill_height-HEIGHT)/2])
+                      catear(
+                        height=fill_height,
+                        thickness=THICKNESS,
+                        side_len=i,
+                        bend_factor=BEND_FACTOR,
+                        stretch_factor=STRETCH_FACTOR,
+                        chamfer=0,
+                        chamfer_shape=CHAMFER_SHAPE
+                      );
+                    }
+                  echo("END FILL");
+                }
+              }
+      }
+      scale(0.9999) hull() import("stls/LoveBoard-cover-R2.stl");
+    }
+    color("red") import("stls/LoveBoard-cover-R2.stl");
+  }
+}
+
+loveboard_cover_r2_cat();