chiark / gitweb /
sealing-box: break out of bike-lipo-box (just code motion so far, nfc)
authorIan Jackson <ijackson@chiark.greenend.org.uk>
Sat, 13 Feb 2016 20:31:27 +0000 (20:31 +0000)
committerIan Jackson <ijackson@chiark.greenend.org.uk>
Sat, 13 Feb 2016 20:31:27 +0000 (20:31 +0000)
.gitignore
Makefile
bike-lipo-box.scad.m4
sealing-box.scad.m4 [new file with mode: 0644]

index 3d7f77d..5af1bc5 100644 (file)
@@ -22,3 +22,4 @@ commitid-best-test.scad
 filamentspool-number-n*.dxf
 filamentspool-number-n*.eps
 bike-lipo-box.scad
+sealing-box.scad
index c249fed..397b7cd 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -33,7 +33,7 @@ USING_AUTOS ?= $(FILAMENTSPOOL_AUTOS) xeno-drivebay-bracket dungeonquest-cone an
 
 AUTO_TOPLEVELS := $(foreach m,$(USING_AUTOS),$(shell $(PLAY)/toplevel-find $m))
 
-AUTO_INCS = funcs.scad utils.scad
+AUTO_INCS = funcs.scad utils.scad sealing-box.scad
 
 default:       autoincs scads
 
index 95cdd0f..ec0b43b 100644 (file)
@@ -80,116 +80,18 @@ ts_ybox = 25;
 ts_cnrrad = 10;
 ts_zbox = 8;
 
-ts_cidoff = (ts_cnrrad * (1-.7) + wallthick * .8) * [1,1];
-
-m4_dnl Box_Part($1=transl_x,$2=transl_y, $3=rot_z,$4=mirror_xy)
-m4_dnl          $5=kind, $6=kindargs, $7=profile(profileargsargs))
-m4_define(`Box_Part',`
-  translate([($1),($2)])
-    rotate([0,0,($3)])
-    mirror([($4),0,0])
-    BoxPart_Extrude_$5($6, $7)') m4_dnl
-
-boxpart_d = 0.01;
-
-m4_dnl BoxPart_Extrude_Linear(dist, `profile(...);');
-m4_define(`BoxPart_Extrude_Linear',`
-  rotate([90,0,0])
-    translate([0,0, -($1)])
-    linear_extrude(height= boxpart_d + ($1)) {
-      $2
-    }
-')
-
-m4_dnl BoxPart_Extrude_Arc(x0_radius, swept_angle, `profile(...);')
-m4_dnl  arc starting at transl_x, transl_y, moving towards positive
-m4_dnl  y at first and then bending towards negative x, until
-m4_dnl  use negative x0_radius to inciate bending towards positive x
-m4_dnl  swept_angle is reached
-m4_dnl  x0_radius is the radius of the extruded part at x=0, not of the box
-m4_define(`BoxPart_Extrude_Arc',`
-  translate([-($1),0,0])
-    intersection(){
-      translate([0,0,-500])
-        linear_extrude(height=1000)
-        scale(500)
-        mirror([($1)<0, 0,0])
-        FArcSegment_mask($2);
-      rotate_extrude(convexity=10, $fs=1, $fn=36)
-        mirror([($1)<0, 0,0])
-        translate([+($1),0,0]){
-          $3
-        }
-    }
-')
-
-ts_xbox_lin = ts_xbox - ts_cnrrad*2;
-ts_ybox_lin = ts_ybox - ts_cnrrad*2;
-
-m4_dnl TestSealDoBoxShape(`profile(profileargs)');
-m4_define(`TestSealDoBoxShape',`
-  Box_Part(0,               ts_cnrrad,    0,0, Linear,`ts_ybox_lin', `$1' )
-  Box_Part(0, ts_ybox-ts_cnrrad,          0,0, Arc,`-ts_cnrrad,90' , `$1' )
-  Box_Part(ts_cnrrad,       ts_ybox,    -90,0, Linear,`ts_xbox_lin', `$1' )
-  Box_Part(ts_xbox-ts_cnrrad, ts_ybox,  -90,0, Arc,`-ts_cnrrad,90' , `$1' )
-  Box_Part(ts_xbox, ts_ybox-ts_cnrrad, -180,0, Linear,`ts_ybox_lin', `$1' )
-  Box_Part(ts_xbox,         ts_cnrrad, -180,0, Arc,`-ts_cnrrad,90' , `$1' )
-  Box_Part(ts_xbox-ts_cnrrad, 0,       -270,0, Linear,`ts_xbox_lin', `$1' )
-  Box_Part(ts_cnrrad,         0,       -270,0, Arc,`-ts_cnrrad,90' , `$1' )
-')
-
-m4_dnl '
-
-module WallProfile(){
-  z = ts_zbox - innertube - tubesealrad;
-  translate([0, -0.1]) square([wallthick, z]);
-  translate([tubesealrad, z]) circle(r=tubesealrad, $fn=20);
-}
-
-module FloorProfile(){
-  mirror([0,1]) square([wallthick, floorth]);
-}
-
-module LidProfile(){
-  rad = tubesealrad + innertube;
-  morex = wallthick;
-  difference(){
-    translate([-lidoverlap - innertube,
-              ts_zbox - lidoverhang - innertube])
-      square([lidoverlap + innertube + wallthick,
-             lidoverhang + innertube + ceilth]);
-    hull(){
-      translate([tubesealrad,
-                ts_zbox - innertube - tubesealrad])
-       for (t=[ [0,0],
-                [morex*2, 0],
-                [0, -ts_zbox]
-                ]) {
-         translate(t)
-           circle(r= tubesealrad + innertube, $fn=20);
-       }
-    }
-  }
-}
-
-module CeilProfile(){
-  translate([0, ts_zbox])
-    square([wallthick*2, ceilth]);
-}
+include <sealing-box.scad>
 
 module TestSealBox(){ ////toplevel
-  TestSealDoBoxShape(WallProfile(););
-  hull(){ TestSealDoBoxShape(FloorProfile();); }
+  TestSealBoxBox();
   translate(ts_cidoff)
     Commitid_BestCount([ts_xbox,ts_ybox] - 2*ts_cidoff);
 }
 
 module TestSealLid(){ ////toplevel
   difference(){
-    union(){
-      TestSealDoBoxShape(LidProfile(););
-      hull(){ TestSealDoBoxShape(CeilProfile();); }
-    }
+    TestSealBoxLid();
+
     translate([ts_xbox * .75, ts_ybox/2, 0])
       cylinder(h=100, r=5);
     
diff --git a/sealing-box.scad.m4 b/sealing-box.scad.m4
new file mode 100644 (file)
index 0000000..26697d1
--- /dev/null
@@ -0,0 +1,108 @@
+// -*- C -*-
+
+m4_dnl Box_Part($1=transl_x,$2=transl_y, $3=rot_z,$4=mirror_xy)
+m4_dnl          $5=kind, $6=kindargs, $7=profile(profileargsargs))
+m4_define(`Box_Part',`
+  translate([($1),($2)])
+    rotate([0,0,($3)])
+    mirror([($4),0,0])
+    BoxPart_Extrude_$5($6, $7)') m4_dnl
+
+boxpart_d = 0.01;
+
+m4_dnl BoxPart_Extrude_Linear(dist, `profile(...);');
+m4_define(`BoxPart_Extrude_Linear',`
+  rotate([90,0,0])
+    translate([0,0, -($1)])
+    linear_extrude(height= boxpart_d + ($1)) {
+      $2
+    }
+')
+
+m4_dnl BoxPart_Extrude_Arc(x0_radius, swept_angle, `profile(...);')
+m4_dnl  arc starting at transl_x, transl_y, moving towards positive
+m4_dnl  y at first and then bending towards negative x, until
+m4_dnl  use negative x0_radius to inciate bending towards positive x
+m4_dnl  swept_angle is reached
+m4_dnl  x0_radius is the radius of the extruded part at x=0, not of the box
+m4_define(`BoxPart_Extrude_Arc',`
+  translate([-($1),0,0])
+    intersection(){
+      translate([0,0,-500])
+        linear_extrude(height=1000)
+        scale(500)
+        mirror([($1)<0, 0,0])
+        FArcSegment_mask($2);
+      rotate_extrude(convexity=10, $fs=1, $fn=36)
+        mirror([($1)<0, 0,0])
+        translate([+($1),0,0]){
+          $3
+        }
+    }
+')
+
+ts_cidoff = (ts_cnrrad * (1-.7) + wallthick * .8) * [1,1];
+
+ts_xbox_lin = ts_xbox - ts_cnrrad*2;
+ts_ybox_lin = ts_ybox - ts_cnrrad*2;
+
+m4_dnl TestSealDoBoxShape(`profile(profileargs)');
+m4_define(`TestSealDoBoxShape',`
+  Box_Part(0,               ts_cnrrad,    0,0, Linear,`ts_ybox_lin', `$1' )
+  Box_Part(0, ts_ybox-ts_cnrrad,          0,0, Arc,`-ts_cnrrad,90' , `$1' )
+  Box_Part(ts_cnrrad,       ts_ybox,    -90,0, Linear,`ts_xbox_lin', `$1' )
+  Box_Part(ts_xbox-ts_cnrrad, ts_ybox,  -90,0, Arc,`-ts_cnrrad,90' , `$1' )
+  Box_Part(ts_xbox, ts_ybox-ts_cnrrad, -180,0, Linear,`ts_ybox_lin', `$1' )
+  Box_Part(ts_xbox,         ts_cnrrad, -180,0, Arc,`-ts_cnrrad,90' , `$1' )
+  Box_Part(ts_xbox-ts_cnrrad, 0,       -270,0, Linear,`ts_xbox_lin', `$1' )
+  Box_Part(ts_cnrrad,         0,       -270,0, Arc,`-ts_cnrrad,90' , `$1' )
+')
+
+m4_dnl '
+
+module WallProfile(){
+  z = ts_zbox - innertube - tubesealrad;
+  translate([0, -0.1]) square([wallthick, z]);
+  translate([tubesealrad, z]) circle(r=tubesealrad, $fn=20);
+}
+
+module FloorProfile(){
+  mirror([0,1]) square([wallthick, floorth]);
+}
+
+module LidProfile(){
+  rad = tubesealrad + innertube;
+  morex = wallthick;
+  difference(){
+    translate([-lidoverlap - innertube,
+              ts_zbox - lidoverhang - innertube])
+      square([lidoverlap + innertube + wallthick,
+             lidoverhang + innertube + ceilth]);
+    hull(){
+      translate([tubesealrad,
+                ts_zbox - innertube - tubesealrad])
+       for (t=[ [0,0],
+                [morex*2, 0],
+                [0, -ts_zbox]
+                ]) {
+         translate(t)
+           circle(r= tubesealrad + innertube, $fn=20);
+       }
+    }
+  }
+}
+
+module CeilProfile(){
+  translate([0, ts_zbox])
+    square([wallthick*2, ceilth]);
+}
+
+module TestSealBoxBox(){
+  TestSealDoBoxShape(WallProfile(););
+  hull(){ TestSealDoBoxShape(FloorProfile();); }
+}
+
+module TestSealBoxLid(){ ////toplevel
+  TestSealDoBoxShape(LidProfile(););
+  hull(){ TestSealDoBoxShape(CeilProfile();); }
+}