X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=bike-phone-mount.scad;h=8f2cf66ef37f5712abad577ae3574964a0432511;hb=c40b6dc468116588e856e559c995690a658de49b;hp=9e03b2bca78770c2d75cd051445f241285d8f10d;hpb=d049b98f15e0af51049129222c9d82a91236bdb0;p=reprap-play.git

diff --git a/bike-phone-mount.scad b/bike-phone-mount.scad
index 9e03b2b..8f2cf66 100644
--- a/bike-phone-mount.scad
+++ b/bike-phone-mount.scad
@@ -4,41 +4,41 @@
 
 include <utils.scad>
 
-lip_height = 2.0 - 0.15;
-lip_depth = 2.5 /*?*/ - 0.30;
-neck_width = 26.5 - 0.55;
-neck_length = 1.5 + 0.50;
+mount_lip_height = 2.0 - 0.15;
+mount_lip_depth = 2.5 /*?*/ - 0.30;
+mount_neck_width = 26.5 - 0.55;
+mount_neck_length = 1.5 + 0.50;
 
-slope = .65;
-extra_slope = 3;
+mount_slope = .65;
+mount_extra_slope = 3;
 
-demo_ceil = 4;
+mount_demo_ceil = 4;
 
 // calculated
 
-nep0 = [0,0];
-nep1 = nep0 + [0,1] * neck_length;
-nep7 = nep0 + [1,0] * lip_depth;
-nep2 = [ nep7[0] + extra_slope, nep1[1] + slope * (nep7[0] + extra_slope - nep1[0]) ];
-nep3 = nep2 + [0, 0.1];
-nep4 = [ nep0[0]-1, nep3[1] ];
-nep6 = nep7 + [0,-1] * lip_height;
-nep5 = [ nep4[0], nep6[1] ];
-nepm = [ nep0[0], nep3[1] ];
+mnep0 = [0,0];
+mnep1 = mnep0 + [0,1] * mount_neck_length;
+mnep7 = mnep0 + [1,0] * mount_lip_depth;
+mnep2 = [ mnep7[0] + mount_extra_slope, mnep1[1] + mount_slope * (mnep7[0] + mount_extra_slope - mnep1[0]) ];
+mnep3 = mnep2 + [0, 0.1];
+mnep4 = [ mnep0[0]-1, mnep3[1] ];
+mnep6 = mnep7 + [0,-1] * mount_lip_height;
+mnep5 = [ mnep4[0], mnep6[1] ];
+mnepm = [ mnep0[0], mnep3[1] ];
 
-total_height = nep2[1] - nep6[1];
-nep_z_offset = -nep2[1];
-nep_side_offset = [ neck_width/2, nep_z_offset ];
+mount_total_height = mnep2[1] - mnep6[1];
+mnep_z_offset = -mnep2[1];
+mnep_side_offset = [ mount_neck_width/2, mnep_z_offset ];
 
 module NeckEdgePlan() {
-  polygon([ nep0,
-	    nep1,
-	    nep2,
-	    nep3,
-	    nep4,
-	    nep5,
-	    nep6,
-	    nep7 ]);
+  polygon([ mnep0,
+	    mnep1,
+	    mnep2,
+	    mnep3,
+	    mnep4,
+	    mnep5,
+	    mnep6,
+	    mnep7 ]);
 }
 
 module Neck() {
@@ -47,9 +47,9 @@ module Neck() {
       linextr_y_xz(-100,100,convexity=10){
 	for (m=[0,1]) {
 	  mirror([m,0]) {
-	    translate(nep_side_offset) NeckEdgePlan();
-	    rectfromto([-0.1, -total_height],
-		       nep_side_offset + nepm);
+	    translate(mnep_side_offset) NeckEdgePlan();
+	    rectfromto([-0.1, -mount_total_height],
+		       mnep_side_offset + mnepm);
 	  }
 	}
       }
@@ -58,9 +58,9 @@ module Neck() {
 }
 
 module DemoCeil() {
-  c = demo_ceil + extra_slope;
+  c = mount_demo_ceil + mount_extra_slope;
   linextr(0, 0.8) {
-    square(neck_width + 2*(demo_ceil + extra_slope),
+    square(mount_neck_width + 2*(mount_demo_ceil + mount_extra_slope),
 	   center=true);
   }
 }