Add 2 styles for ears

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

@@ -32,8 +32,8 @@ FONT = ""; // empty string is for Orbitron font
 // Format of the bottle clip you want to create.
 FORMAT = 3; // [0=Club Mate 50cL, 1=Long Neck as 25cL Club Mate or Fritz-kola, 2=Euroform 2, 3=Steinie bottles]
 
-// Append ears to the bottle clip
-HAS_EARS = true;
+// Style of the ears to add... or not add. This parameter can add a LOT of calculation time.
+EARS_STYLE = 0; // [0=No ears, 1=Just arcs, 2=Filled ears with the same thickness, 3=Filled ears with the a thinner thickness inside]
 
 /* [Render] */
 // Whether to render the clip, the body.
@@ -72,10 +72,10 @@ scale([0.2, 0.2, 0.2]) {
     font=FONT,
     logo=LOGO_FILE,
     format=FORMAT,
-    has_ears=HAS_EARS);
+    ears_style=EARS_STYLE);
 }
 
-module render_bottle_clip(name="", font="", logo="", format=0, has_ears=true) {
+module render_bottle_clip(name="", font="", logo="", format=0, ears_style=1) {
   name = name == "" ? "c3cat" : name ;
   font = font == "" ? "write/orbitron.dxf" : font ;
 
@@ -105,13 +105,13 @@ module render_bottle_clip(name="", font="", logo="", format=0, has_ears=true) {
         width=width);
 
       // Render ears if requested
-      if (has_ears) {
+      if (ears_style > 0) {
         ears(ht=ht, ru=ru, rl=rl, clip_width=width, ears_style=ears_style);
       }
     }
 
     // Render ears if requested
-    if (has_ears && RENDER_COLOR_EARS) {
+    if (ears_style > 0 && RENDER_COLOR_EARS) {
       ears(ht=ht, ru=ru, rl=rl, clip_width=width, ears_style=ears_style);
     }
   }
@@ -262,7 +262,7 @@ module outer_cutoff(rl, e, ru, ht, width) {
  * ear_details: whether to chamfer also the partial arcs
  *
  */
-module ears(ht, ru, rl, clip_width, space_between_ears = 15, ear_tilt = 15, ear_depth=2, ear_thickness=.6, ear_side_len=6, ear_bend_factor=0.5, ear_stretch_factor=1.2, ear_chamfer=1, ear_chamfer_shape="curve", ear_details=true) {
+module ears(ht, ru, rl, clip_width, space_between_ears = 15, ear_tilt = 15, ear_depth=2, ear_thickness=.6, ear_side_len=6, ear_bend_factor=0.5, ear_stretch_factor=1.2, ear_chamfer=1, ear_chamfer_shape="curve", ear_details=true, ears_style=1) {
 
   // This is the radius on which the ears has to be to be centered on the clip.
   radius = ru+(clip_width/2);
@@ -430,7 +430,8 @@ module ears(ht, ru, rl, clip_width, space_between_ears = 15, ear_tilt = 15, ear_
               translate([0, space_between_ears/2, 0])
                 rotate(ears_angle, [1, 0, 0])
                   rotate(-ear_tilt, [0, 1, 0])
-                    ear(
+                    ear_with_style(
+                      style=ears_style,
                       depth=ear_depth,
                       thickness=ear_thickness,
                       side_len=ear_side_len,
@@ -444,7 +445,8 @@ module ears(ht, ru, rl, clip_width, space_between_ears = 15, ear_tilt = 15, ear_
               translate([0, space_between_ears/2, 0])
                 rotate(ears_angle, [1, 0, 0])
                   rotate(-ear_tilt, [0, 1, 0])
-                    ear(
+                    ear_with_style(
+                      style=ears_style,
                       depth=ear_depth,
                       thickness=ear_thickness,
                       side_len=ear_side_len,
@@ -457,6 +459,58 @@ module ears(ht, ru, rl, clip_width, space_between_ears = 15, ear_tilt = 15, ear_
           }
 }
 
+module ear_with_style(style = 1, depth, thickness, side_len=30, bend_factor=0.5, stretch_factor=1.2, chamfer=1, chamfer_shape="curve", details=true) {
+  if (style == 1 || style == 2 || style == 3) {
+    // Style 1: Just arcs
+    // Style 2: Filled ears with the same thickness
+    // Style 3: Filled ears with the a thinner thickness inside
+
+    ear(
+      depth=depth,
+      thickness=thickness,
+      side_len=side_len,
+      bend_factor=bend_factor,
+      stretch_factor=stretch_factor,
+      chamfer=chamfer,
+      chamfer_shape=chamfer_shape,
+      details=details
+    );
+  }
+
+
+  if (style == 2 || style == 3) {
+    // Style 2: Filled ears with the same thickness
+    // Style 3: Filled ears with the a thinner thickness inside
+
+    thickness_steps = thickness*0.5;
+    depth_steps = (depth-thickness)/((side_len / thickness_steps));
+
+    for (round_side_len = [side_len-thickness_steps:-thickness_steps:0]) {
+      //                         round_side_len =  side_len - (thickness_steps * x)
+      // (thickness_steps * x) + round_side_len =  side_len
+      // (thickness_steps * x)                  =  side_len - round_side_len
+      //                    x                   = (side_len - round_side_len) / thickness_steps
+      x = (side_len - round_side_len) / thickness_steps;
+      round_shift = depth_steps * x;
+      current_depth = depth - (style == 3 ? round_shift : 0);
+      translation = style == 2 ? 0 : round_shift / 2;
+
+      translate([0, 0, translation])
+        color("green")
+          ear(
+            depth=current_depth,
+            thickness=thickness,
+            side_len=round_side_len,
+            bend_factor=bend_factor,
+            stretch_factor=stretch_factor,
+            chamfer=chamfer,
+            chamfer_shape=chamfer_shape,
+            details=true
+          );
+    }
+  }
+}
+
 /**
   * Module that creates an ear shape.
   *

generate_bottle_tag.sh

@@ -6,8 +6,8 @@ set -u
 
 VERSION=2.2
 LOGO_FILE='""'
-TINY_EARS=true
 FN=90
+EARS_STYLE=1
 
 NAME="\"$1\""
 
@@ -53,7 +53,7 @@ render() {
 	echo rendering "$1" "$2"
 	openscad \
 		-D "\$fn=${FN}" \
-		-D "HAS_EARS=${TINY_EARS}" \
+		-D "EARS_STYLE=${EARS_STYLE}" \
 		-D "LOGO_FILE=${LOGO_FILE}" \
 		-D "NAME=${NAME}" \
 		-D "RENDER_COLOR_CLIP=${CLIP}" \