Init to pub
This commit is contained in:
pseudoku 2019-08-05 15:24:53 -05:00
parent 178bf9938b
commit 01e19a8e93
42 changed files with 157 additions and 4089509 deletions

2
.gitignore vendored Normal file
View file

@ -0,0 +1,2 @@
Dump/*

174106
ChocThumb.stl

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

View file

@ -1,379 +0,0 @@
use <scad-utils/morphology.scad> //for cheaper minwoski
use <scad-utils/transformations.scad>
use <scad-utils/shapes.scad>
use <scad-utils/trajectory.scad>
use <scad-utils/trajectory_path.scad>
use <sweep.scad>
use <skin.scad>
//DES (Distorted Elliptical Saddle) Profile for 6x3 and corne thumb
//TODO add shift
keycap(keyID = 1, cutLen = 0, Stem =true, Dish = true, visualizeDish = false, crossSection = true, homeDot = false, Legends = true);
translate([0, 20, 0])rotate([0,0,180])keycap(keyID = 1, cutLen = 0, Stem =true, Dish = true, visualizeDish = false, crossSection = false, homeDot = false, Legends = true);
////fullsetee
RowHome = [0,2.5,5,2.5,0,0];
//for(Col = [0:0]){
// for(Row = [1:2]){
// translate([19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = true, Dish = true, visualizeDish = true, crossSection = true,Legends = false);
// }
//}
////// thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([10, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([31, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
//Parameters
wallthickness = 1.75;
topthickness = 2;
stepsize = 50; //resolution of Trajectory
step = 2; //resolution of ellipes
fn = 64; //resolution of Rounded Rectangles: 60 for output
layers = 50; //resolution of vertical Sweep: 50 for output
//---Stem param
slop = 0.3;
stemRot = 0;
stemWid = 8;
stemLen = 6;
stemCrossHeight = 1.8;
extra_vertical = 0.6;
stemLayers = 50; //resolution of stem to cap top transition
keyParameters = //keyParameters[KeyID][ParameterID]
[
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapRIn, CapRFn, CapREx, StemEx
//Column 0
[18.16, 18.16, 3, 3, 6, 0, 0, 3, -0, -0, 2, 2, 1, 3, 1, 2], //R5 0
[18.16, 18.16, 3, 1.5, 4.5, 0, -.2, 3, -0, -0, 2, 3, 2, 1, 2, 2], //R4
[18.16, 18.16, 3, 1.5, 4.5, 0, .5, -3, -0, -0, 2, 2, 1, 3, 1, 2], //R3 Home
[18.16, 18.16, 4, 4, 5, 0, 0, -2, -0, -0, 2, 2, .2, 3, 1, 2], //R2
//Column 1
[18.16, 18.16, 6, 6, 10, 0, 0, -13, 5, 0, 2, 2, .2, 3, 1, 2], //R5 4
[18.16, 18.16, 3, 1.5, 4.5, 0, -.5, 3, -0, -0, 2, 2, 1, 2, 1, 2], //R4
[18.16, 18.16, 3, 1.5, 4.5, 0, .5, -3, -0, -0, 2, 2, 1, 2, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -12, -3, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 2 middle
[18.16, 18.16, 6, 6, 12, 0, 0, -13, 10, 15, 2, 2, .2, 3, 1, 2], //R5 8
[18.16, 18.16, 7, 7, 8, 0, 0, 9, 0, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7, 0, 0, -2, 0, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8, 0, 0, -12, 0, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 3
[18.16, 18.16, 6, 6, 11+3, 0, 0, 13, -4, 0, 2, 2, .2, 3, 1, 2], //R5 12
[18.16, 18.16, 7, 7, 8+3, 0, 0, 5, -4, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7+3, 0, 0, -2, -4, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -10, -4, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 4
[18.16, 18.16, 6, 6,11+5.5, 0, 0, 13, -10, 0, 2, 2, .2, 3, 1, 2], //R5 16
[18.16, 18.16, 7, 7,8+5.5, 0, 0, 5, -10, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7,7+5.5, 0, 0, -5, -10, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+4, 0, 0, -12, 5, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 5
[18.16*1.5, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, .2, 3, 1, 2], //R5 0
[18.16*1.25, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, 1, 3, 1, 2],
[18.16, 18.16, 7, 7, 7+4, 0, 0, -2, -6, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+6, 0, 0, -12, 10, 0, 2, 2, .2, 3, 1, 2], //R2
];
function BottomWidth(keyID) = keyParameters[keyID][0]; //
function BottomLength(keyID) = keyParameters[keyID][1]; //
function TopWidthDiff(keyID) = keyParameters[keyID][2]; //
function TopLenDiff(keyID) = keyParameters[keyID][3]; //
function KeyHeight(keyID) = keyParameters[keyID][4]; //
function TopWidShift(keyID) = keyParameters[keyID][5];
function TopLenShift(keyID) = keyParameters[keyID][6];
function XAngleSkew(keyID) = keyParameters[keyID][7];
function YAngleSkew(keyID) = keyParameters[keyID][8];
function ZAngleSkew(keyID) = keyParameters[keyID][9];
function WidExponent(keyID) = keyParameters[keyID][10];
function LenExponent(keyID) = keyParameters[keyID][11];
function ChamfInitRad(keyID) = keyParameters[keyID][12];
function ChamfFinRad(keyID) = keyParameters[keyID][13];
function ChamExponent(keyID) = keyParameters[keyID][14];
function StemExponent(keyID) = keyParameters[keyID][15];
dishParameters = //dishParameter[keyID][ParameterID]
[
//FFwd1 FFwd2 FPit1 FPit2 DshDep DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
//Column 0
[ 9, 3, 5, -42, 5, 1.7, 20, 20, 2, 10, 4, 8, -30, 20, 20, 2], //R5
[ 6, 4, 5, -50, 4, 1.2, 13, 19, 2, 6, 4, 5, -15, 13, 19, 2], //R4
[ 6, 3, 8, -20, 5, 1.2, 12, 19, 2, 5, 4, 13, -5*0, 12, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
//Column 1
[ 5, 3.5, 5, -48, 4, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 15, -50, 5, 1.7, 8, 15, 2, 6, 4, 10, -30, 8, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.7, 8.2, 15, 2, 5, 4, 13, -30, 8.2, 16, 2], //R3
[ 6, 3, 12, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
//Column 2
[ 5, 3.5, 5, -48, 4, 1.7, 9.3, 10, 2, 6, 4, 13, -30, 9.3, 18, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, -30, 8, 15, 2], //R4
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 5, 4, 13, -30, 8, 15, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, 30, 8, 16, 2], //R2
//Column 3
[ 5, 3, 5, -50, 5, 1.5, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
//Column 4
[ 5, 3, 5, -50, 5, 1.7, 8.5, 12, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8.5, 17, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.6, 15, 2, 6, 4, 13, -30, 8.6, 16, 2], //R2
//Column 5
[ 5, 3, 5, -50, 5, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R4
[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
];
function FrontForward1(keyID) = dishParameters[keyID][0]; //
function FrontForward2(keyID) = dishParameters[keyID][1]; //
function FrontPitch1(keyID) = dishParameters[keyID][2]; //
function FrontPitch2(keyID) = dishParameters[keyID][3]; //
function DishDepth(keyID) = dishParameters[keyID][4]; //
function DishHeightDif(keyID) = dishParameters[keyID][5]; //
function FrontInitArc(keyID) = dishParameters[keyID][6];
function FrontFinArc(keyID) = dishParameters[keyID][7];
function FrontArcExpo(keyID) = dishParameters[keyID][8];
function BackForward1(keyID) = dishParameters[keyID][9]; //
function BackForward2(keyID) = dishParameters[keyID][10]; //
function BackPitch1(keyID) = dishParameters[keyID][11]; //
function BackPitch2(keyID) = dishParameters[keyID][12]; //
function BackInitArc(keyID) = dishParameters[keyID][13];
function BackFinArc(keyID) = dishParameters[keyID][14];
function BackArcExpo(keyID) = dishParameters[keyID][15];
function FrontTrajectory(keyID) =
[
trajectory(forward = FrontForward1(keyID), pitch = FrontPitch1(keyID)), //more param available: yaw, roll, scale
trajectory(forward = FrontForward2(keyID), pitch = FrontPitch2(keyID)) //You can add more traj if you wish
];
function BackTrajectory (keyID) =
[
trajectory(forward = BackForward1(keyID), pitch = BackPitch1(keyID)),
trajectory(forward = BackForward2(keyID), pitch = BackPitch2(keyID)),
];
//------- function defining Dish Shapes
function ellipse(a, b, d = 0, rot1 = 0, rot2 = 360) = [for (t = [rot1:step:rot2]) [a*cos(t)+a, b*sin(t)*(1+d*cos(t))]]; //Centered at a apex to avoid inverted face
function DishShape (a,b,c,d) =
concat(
// [[c+a,b]],
ellipse(a, b, d = 0,rot1 = 90, rot2 = 270)
// [[c+a,-b]]
);
function oval_path(theta, phi, a, b, c, deform = 0) = [
a*cos(theta)*cos(phi), //x
c*sin(theta)*(1+deform*cos(theta)) , //
b*sin(phi),
];
path_trans2 = [for (t=[0:step:180]) translation(oval_path(t,0,10,15,2,0))*rotation([0,90,0])];
//--------------Function definng Cap
function CapTranslation(t, keyID) =
[
((1-t)/layers*TopWidShift(keyID)), //X shift
((1-t)/layers*TopLenShift(keyID)), //Y shift
(t/layers*KeyHeight(keyID)) //Z shift
];
function InnerTranslation(t, keyID) =
[
((1-t)/layers*TopWidShift(keyID)), //X shift
((1-t)/layers*TopLenShift(keyID)), //Y shift
(t/layers*(KeyHeight(keyID)-topthickness)) //Z shift
];
function CapRotation(t, keyID) =
[
((1-t)/layers*XAngleSkew(keyID)), //X shift
((1-t)/layers*YAngleSkew(keyID)), //Y shift
((1-t)/layers*ZAngleSkew(keyID)) //Z shift
];
function CapTransform(t, keyID) =
[
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)) + (1-pow(t/layers, WidExponent(keyID)))*BottomWidth(keyID) ,
pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)) + (1-pow(t/layers, LenExponent(keyID)))*BottomLength(keyID)
];
function CapRadius(t, keyID) = pow(t/layers, ChamExponent(keyID))*ChamfFinRad(keyID) + (1-pow(t/layers, ChamExponent(keyID)))*ChamfInitRad(keyID);
function InnerTransform(t, keyID) =
[
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, WidExponent(keyID)))*(BottomWidth(keyID) -wallthickness*2),
pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, LenExponent(keyID)))*(BottomLength(keyID)-wallthickness*2)
];
function StemTranslation(t, keyID) =
[
((1-t)/stemLayers*TopWidShift(keyID)), //X shift
((1-t)/stemLayers*TopLenShift(keyID)), //Y shift
stemCrossHeight+.1 + (t/stemLayers*(KeyHeight(keyID)- topthickness - stemCrossHeight-.1)) //Z shift
];
function StemRotation(t, keyID) =
[
((1-t)/stemLayers*XAngleSkew(keyID)), //X shift
((1-t)/stemLayers*YAngleSkew(keyID)), //Y shift
((1-t)/stemLayers*ZAngleSkew(keyID)) //Z shift
];
function StemTransform(t, keyID) =
[
pow(t/stemLayers, StemExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemWid - 2*slop),
pow(t/stemLayers, StemExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemLen - 2*slop)
];
function StemRadius(t, keyID) = pow(t/stemLayers,3)*ChamfFinRad(keyID) + (1-pow(t/stemLayers, 3))*1;
//Stem Exponent
///----- KEY Builder Module
module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false, Dish = true, Stem = false, homeDot = false) {
//Set Parameters for dish shape
FrontPath = quantize_trajectories(FrontTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
BackPath = quantize_trajectories(BackTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
//Scaling initial and final dim tranformation by exponents
function FrontDishArc(t) = pow((t)/(len(FrontPath)),FrontArcExpo(keyID))*FrontFinArc(keyID) + (1-pow(t/(len(FrontPath)),FrontArcExpo(keyID)))*FrontInitArc(keyID);
function BackDishArc(t) = pow((t)/(len(FrontPath)),BackArcExpo(keyID))*BackFinArc(keyID) + (1-pow(t/(len(FrontPath)),BackArcExpo(keyID)))*BackInitArc(keyID);
FrontCurve = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(DishDepth(keyID), FrontDishArc(i), 1, d = 0)) ];
BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(DishDepth(keyID), BackDishArc(i), 1, d = 0)) ];
//builds
difference(){
union(){
difference(){
skin([for (i=[0:layers-1]) transform(translation(CapTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(CapTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]); //outer shell
//Cut inner shell
if(Stem == true){
translate([0,0,-.001])skin([for (i=[0:layers-1]) transform(translation(InnerTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(InnerTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]);
}
}
if(Stem == true){
rotate([0,0,stemRot])choc_stem(KeyHeight(keyID), slop); // generate mx cherry stem, not compatible with box
translate([0,0,-.001])skin([for (i=[0:stemLayers-1]) transform(translation(StemTranslation(i,keyID))*rotation(StemRotation(i, keyID)), rounded_rectangle_profile(StemTransform(i, keyID),fn=fn,r=StemRadius(i, keyID)))]); //outer shell
}
//cut for fonts and extra pattern for light?
}
//Cuts
//Fonts
if(Legends == true){
#rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])
translate([-1.5,5,KeyHeight(keyID)-2.2])linear_extrude(height = 0.5)
text( text = "v.1", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "right" );
// #rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([0,-3.5,0])linear_extrude(height = 0.5)text( text = "Me", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
}
//Dish Shape
if(Dish == true){
if(visualizeDish == false){
translate([-TopWidShift(keyID),.00001-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
translate([-TopWidShift(keyID),-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(BackCurve);
} else {
#translate([-TopWidShift(keyID),.00001-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)]) rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
#translate([-TopWidShift(keyID),-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(BackCurve);
}
}
if(crossSection == true) {
translate([0,-15,-.1])cube([15,30,15]);
}
}
//Homing dot
if(homeDot == true)translate([0,0,KeyHeight(keyID)-DishHeightDif(keyID)-.25])sphere(d = 1);
}
//------------------stems
$fn = fn;
function outer_cherry_stem(slop) = [ stemWid - slop * 2, stemLen - slop * 2];
function outer_cherry_stabilizer_stem(slop) = [4.85 - slop * 2, 6.05 - slop * 2];
function outer_box_cherry_stem(slop) = [6 - slop, 6 - slop];
// .005 purely for aesthetics, to get rid of that ugly crosshatch
function cherry_cross(slop, extra_vertical = 0) = [
// horizontal tine
[4.03 + slop, 1.15 + slop / 3],
// vertical tine
[1.25 + slop / 3, 4.23 + extra_vertical + slop / 3 + .005],
];
module inside_cherry_cross(slop) {
// inside cross
// translation purely for aesthetic purposes, to get rid of that awful lattice
translate([0,0,-0.005]) {
linear_extrude(height = stemCrossHeight) {
square(cherry_cross(slop, extra_vertical)[0], center=true);
square(cherry_cross(slop, extra_vertical)[1], center=true);
}
}
// Guides to assist insertion and mitigate first layer squishing
{
for (i = cherry_cross(slop, extra_vertical)) hull() {
linear_extrude(height = 0.01, center = false) offset(delta = 0.4) square(i, center=true);
translate([0, 0, 0.5]) linear_extrude(height = 0.01, center = false) square(i, center=true);
}
}
}
module cherry_stem(depth, slop) {
difference(){
// outside shape
linear_extrude(height = depth) {
offset(r=1){
square(outer_cherry_stem(slop) - [2,2], center=true);
}
}
inside_cherry_cross(slop);
}
}
module choc_stem() {
translate([5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
translate([-5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
}
/// ----- helper functions
function rounded_rectangle_profile(size=[1,1],r=1,fn=32) = [
for (index = [0:fn-1])
let(a = index/fn*360)
r * [cos(a), sin(a)]
+ sign_x(index, fn) * [size[0]/2-r,0]
+ sign_y(index, fn) * [0,size[1]/2-r]
];
function sign_x(i,n) =
i < n/4 || i > n-n/4 ? 1 :
i > n/4 && i < n-n/4 ? -1 :
0;
function sign_y(i,n) =
i > 0 && i < n/2 ? 1 :
i > n/2 ? -1 :
0;

View file

@ -1,384 +0,0 @@
use <scad-utils/morphology.scad> //for cheaper minwoski
use <scad-utils/transformations.scad>
use <scad-utils/shapes.scad>
use <scad-utils/trajectory.scad>
use <scad-utils/trajectory_path.scad>
use <sweep.scad>
use <skin.scad>
//DES (Distorted Elliptical Saddle) Profile for 6x3 and corne thumb
//TODO add shift
translate([0,0,0])rotate([0,0,0])
translate([0,19,0])rotate([0,0,90])
translate([-19,19,0])rotate([0,0,180])
translate([-19,0,0])rotate([0,0,270])
keycap(keyID = 1, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = false, homeDot = false, Legends = true);
}
////fullsetee
RowHome = [0,2.5,5,2.5,0,0];
//for(Col = [0:0]){
// for(Row = [1:2]){
// translate([19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = true, Dish = true, visualizeDish = true, crossSection = true,Legends = false);
// }
//}
////// thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([10, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([31, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
//Parameters
wallthickness = 1.75;
topthickness = 2;
stepsize = 50; //resolution of Trajectory
step = 2; //resolution of ellipes
fn = 64; //resolution of Rounded Rectangles: 60 for output
layers = 50; //resolution of vertical Sweep: 50 for output
//---Stem param
slop = 0.3;
stemRot = 0;
stemWid = 8;
stemLen = 6;
stemCrossHeight = 1.8;
extra_vertical = 0.6;
stemLayers = 50; //resolution of stem to cap top transition
keyParameters = //keyParameters[KeyID][ParameterID]
[
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapRIn, CapRFn, CapREx, StemEx
//Column 0
[18.16, 18.16, 3, 3, 6, 0, 0, 3, -0, -0, 2, 2, 1, 3, 1, 2], //R5 0
[18.16, 18.7, 3, 1.5, 4.5, 0, -.2, 3, -0, -0, 2, 3, 2, 1, 2, 2], //R4
[18.16, 18.16, 3, 1.5, 4.5, 0, .5, -3, -0, -0, 2, 2, 1, 3, 1, 2], //R3 Home
[18.16, 18.16, 4, 4, 5, 0, 0, -2, -0, -0, 2, 2, .2, 3, 1, 2], //R2
//Column 1
[18.16, 18.16, 6, 6, 10, 0, 0, -13, 5, 0, 2, 2, .2, 3, 1, 2], //R5 4
[18.16, 18.16, 3, 1.5, 4.5, 0, -.5, 3, -0, -0, 2, 2, 1, 2, 1, 2], //R4
[18.16, 18.16, 3, 1.5, 4.5, 0, .5, -3, -0, -0, 2, 2, 1, 2, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -12, -3, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 2 middle
[18.16, 18.16, 6, 6, 12, 0, 0, -13, 10, 15, 2, 2, .2, 3, 1, 2], //R5 8
[18.16, 18.16, 7, 7, 8, 0, 0, 9, 0, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7, 0, 0, -2, 0, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8, 0, 0, -12, 0, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 3
[18.16, 18.16, 6, 6, 11+3, 0, 0, 13, -4, 0, 2, 2, .2, 3, 1, 2], //R5 12
[18.16, 18.16, 7, 7, 8+3, 0, 0, 5, -4, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7+3, 0, 0, -2, -4, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -10, -4, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 4
[18.16, 18.16, 6, 6,11+5.5, 0, 0, 13, -10, 0, 2, 2, .2, 3, 1, 2], //R5 16
[18.16, 18.16, 7, 7,8+5.5, 0, 0, 5, -10, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7,7+5.5, 0, 0, -5, -10, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+4, 0, 0, -12, 5, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 5
[18.16*1.5, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, .2, 3, 1, 2], //R5 0
[18.16*1.25, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, 1, 3, 1, 2],
[18.16, 18.16, 7, 7, 7+4, 0, 0, -2, -6, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+6, 0, 0, -12, 10, 0, 2, 2, .2, 3, 1, 2], //R2
];
function BottomWidth(keyID) = keyParameters[keyID][0]; //
function BottomLength(keyID) = keyParameters[keyID][1]; //
function TopWidthDiff(keyID) = keyParameters[keyID][2]; //
function TopLenDiff(keyID) = keyParameters[keyID][3]; //
function KeyHeight(keyID) = keyParameters[keyID][4]; //
function TopWidShift(keyID) = keyParameters[keyID][5];
function TopLenShift(keyID) = keyParameters[keyID][6];
function XAngleSkew(keyID) = keyParameters[keyID][7];
function YAngleSkew(keyID) = keyParameters[keyID][8];
function ZAngleSkew(keyID) = keyParameters[keyID][9];
function WidExponent(keyID) = keyParameters[keyID][10];
function LenExponent(keyID) = keyParameters[keyID][11];
function ChamfInitRad(keyID) = keyParameters[keyID][12];
function ChamfFinRad(keyID) = keyParameters[keyID][13];
function ChamExponent(keyID) = keyParameters[keyID][14];
function StemExponent(keyID) = keyParameters[keyID][15];
dishParameters = //dishParameter[keyID][ParameterID]
[
//FFwd1 FFwd2 FPit1 FPit2 DshDep DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
//Column 0
[ 9, 3, 5, -42, 5, 1.7, 20, 20, 2, 10, 4, 8, -30, 20, 20, 2], //R5
[ 6, 4, 5, -50, 4, 1.2, 13, 19, 2, 6, 4, 5, -15, 13, 19, 2], //R4
[ 6, 3, 8, -20, 5, 1.2, 12, 19, 2, 5, 4, 13, -5*0, 12, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
//Column 1
[ 5, 3.5, 5, -48, 4, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 15, -50, 5, 1.7, 8, 15, 2, 6, 4, 10, -30, 8, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.7, 8.2, 15, 2, 5, 4, 13, -30, 8.2, 16, 2], //R3
[ 6, 3, 12, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
//Column 2
[ 5, 3.5, 5, -48, 4, 1.7, 9.3, 10, 2, 6, 4, 13, -30, 9.3, 18, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, -30, 8, 15, 2], //R4
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 5, 4, 13, -30, 8, 15, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, 30, 8, 16, 2], //R2
//Column 3
[ 5, 3, 5, -50, 5, 1.5, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
//Column 4
[ 5, 3, 5, -50, 5, 1.7, 8.5, 12, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8.5, 17, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.6, 15, 2, 6, 4, 13, -30, 8.6, 16, 2], //R2
//Column 5
[ 5, 3, 5, -50, 5, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R4
[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
];
function FrontForward1(keyID) = dishParameters[keyID][0]; //
function FrontForward2(keyID) = dishParameters[keyID][1]; //
function FrontPitch1(keyID) = dishParameters[keyID][2]; //
function FrontPitch2(keyID) = dishParameters[keyID][3]; //
function DishDepth(keyID) = dishParameters[keyID][4]; //
function DishHeightDif(keyID) = dishParameters[keyID][5]; //
function FrontInitArc(keyID) = dishParameters[keyID][6];
function FrontFinArc(keyID) = dishParameters[keyID][7];
function FrontArcExpo(keyID) = dishParameters[keyID][8];
function BackForward1(keyID) = dishParameters[keyID][9]; //
function BackForward2(keyID) = dishParameters[keyID][10]; //
function BackPitch1(keyID) = dishParameters[keyID][11]; //
function BackPitch2(keyID) = dishParameters[keyID][12]; //
function BackInitArc(keyID) = dishParameters[keyID][13];
function BackFinArc(keyID) = dishParameters[keyID][14];
function BackArcExpo(keyID) = dishParameters[keyID][15];
function FrontTrajectory(keyID) =
[
trajectory(forward = FrontForward1(keyID), pitch = FrontPitch1(keyID)), //more param available: yaw, roll, scale
trajectory(forward = FrontForward2(keyID), pitch = FrontPitch2(keyID)) //You can add more traj if you wish
];
function BackTrajectory (keyID) =
[
trajectory(forward = BackForward1(keyID), pitch = BackPitch1(keyID)),
trajectory(forward = BackForward2(keyID), pitch = BackPitch2(keyID)),
];
//------- function defining Dish Shapes
function ellipse(a, b, d = 0, rot1 = 0, rot2 = 360) = [for (t = [rot1:step:rot2]) [a*cos(t)+a, b*sin(t)*(1+d*cos(t))]]; //Centered at a apex to avoid inverted face
function DishShape (a,b,c,d) =
concat(
// [[c+a,b]],
ellipse(a, b, d = 0,rot1 = 90, rot2 = 270)
// [[c+a,-b]]
);
function oval_path(theta, phi, a, b, c, deform = 0) = [
a*cos(theta)*cos(phi), //x
c*sin(theta)*(1+deform*cos(theta)) , //
b*sin(phi),
];
path_trans2 = [for (t=[0:step:180]) translation(oval_path(t,0,10,15,2,0))*rotation([0,90,0])];
//--------------Function definng Cap
function CapTranslation(t, keyID) =
[
((1-t)/layers*TopWidShift(keyID)), //X shift
((1-t)/layers*TopLenShift(keyID)), //Y shift
(t/layers*KeyHeight(keyID)) //Z shift
];
function InnerTranslation(t, keyID) =
[
((1-t)/layers*TopWidShift(keyID)), //X shift
((1-t)/layers*TopLenShift(keyID)), //Y shift
(t/layers*(KeyHeight(keyID)-topthickness)) //Z shift
];
function CapRotation(t, keyID) =
[
((1-t)/layers*XAngleSkew(keyID)), //X shift
((1-t)/layers*YAngleSkew(keyID)), //Y shift
((1-t)/layers*ZAngleSkew(keyID)) //Z shift
];
function CapTransform(t, keyID) =
[
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)) + (1-pow(t/layers, WidExponent(keyID)))*BottomWidth(keyID) ,
pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)) + (1-pow(t/layers, LenExponent(keyID)))*BottomLength(keyID)
];
function CapRadius(t, keyID) = pow(t/layers, ChamExponent(keyID))*ChamfFinRad(keyID) + (1-pow(t/layers, ChamExponent(keyID)))*ChamfInitRad(keyID);
function InnerTransform(t, keyID) =
[
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, WidExponent(keyID)))*(BottomWidth(keyID) -wallthickness*2),
pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, LenExponent(keyID)))*(BottomLength(keyID)-wallthickness*2)
];
function StemTranslation(t, keyID) =
[
((1-t)/stemLayers*TopWidShift(keyID)), //X shift
((1-t)/stemLayers*TopLenShift(keyID)), //Y shift
stemCrossHeight+.1 + (t/stemLayers*(KeyHeight(keyID)- topthickness - stemCrossHeight-.1)) //Z shift
];
function StemRotation(t, keyID) =
[
((1-t)/stemLayers*XAngleSkew(keyID)), //X shift
((1-t)/stemLayers*YAngleSkew(keyID)), //Y shift
((1-t)/stemLayers*ZAngleSkew(keyID)) //Z shift
];
function StemTransform(t, keyID) =
[
pow(t/stemLayers, StemExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemWid - 2*slop),
pow(t/stemLayers, StemExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemLen - 2*slop)
];
function StemRadius(t, keyID) = pow(t/stemLayers,3)*ChamfFinRad(keyID) + (1-pow(t/stemLayers, 3))*1;
//Stem Exponent
///----- KEY Builder Module
module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false, Dish = true, Stem = false, homeDot = false) {
//Set Parameters for dish shape
FrontPath = quantize_trajectories(FrontTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
BackPath = quantize_trajectories(BackTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
//Scaling initial and final dim tranformation by exponents
function FrontDishArc(t) = pow((t)/(len(FrontPath)),FrontArcExpo(keyID))*FrontFinArc(keyID) + (1-pow(t/(len(FrontPath)),FrontArcExpo(keyID)))*FrontInitArc(keyID);
function BackDishArc(t) = pow((t)/(len(FrontPath)),BackArcExpo(keyID))*BackFinArc(keyID) + (1-pow(t/(len(FrontPath)),BackArcExpo(keyID)))*BackInitArc(keyID);
FrontCurve = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(DishDepth(keyID), FrontDishArc(i), 1, d = 0)) ];
BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(DishDepth(keyID), BackDishArc(i), 1, d = 0)) ];
//builds
difference(){
union(){
difference(){
skin([for (i=[0:layers-1]) transform(translation(CapTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(CapTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]); //outer shell
//Cut inner shell
if(Stem == true){
translate([0,0,-.001])skin([for (i=[0:layers-1]) transform(translation(InnerTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(InnerTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]);
}
}
if(Stem == true){
rotate([0,0,stemRot])choc_stem(KeyHeight(keyID), slop); // generate mx cherry stem, not compatible with box
translate([0,0,-.001])skin([for (i=[0:stemLayers-1]) transform(translation(StemTranslation(i,keyID))*rotation(StemRotation(i, keyID)), rounded_rectangle_profile(StemTransform(i, keyID),fn=fn,r=StemRadius(i, keyID)))]); //outer shell
}
//cut for fonts and extra pattern for light?
}
//Cuts
//Fonts
if(Legends == true){
#rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])
translate([-1.5,5,KeyHeight(keyID)-2.2])linear_extrude(height = 0.5)
text( text = "v.2", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "right" );
// #rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([0,-3.5,0])linear_extrude(height = 0.5)text( text = "Me", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
}
//Dish Shape
if(Dish == true){
if(visualizeDish == false){
translate([-TopWidShift(keyID),.00001-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
translate([-TopWidShift(keyID),-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(BackCurve);
} else {
#translate([-TopWidShift(keyID),.00001-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)]) rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
#translate([-TopWidShift(keyID),-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(BackCurve);
}
}
if(crossSection == true) {
translate([0,-15,-.1])cube([15,30,15]);
}
}
//Homing dot
if(homeDot == true)translate([0,0,KeyHeight(keyID)-DishHeightDif(keyID)-.25])sphere(d = 1);
}
//------------------stems
$fn = fn;
function outer_cherry_stem(slop) = [ stemWid - slop * 2, stemLen - slop * 2];
function outer_cherry_stabilizer_stem(slop) = [4.85 - slop * 2, 6.05 - slop * 2];
function outer_box_cherry_stem(slop) = [6 - slop, 6 - slop];
// .005 purely for aesthetics, to get rid of that ugly crosshatch
function cherry_cross(slop, extra_vertical = 0) = [
// horizontal tine
[4.03 + slop, 1.15 + slop / 3],
// vertical tine
[1.25 + slop / 3, 4.23 + extra_vertical + slop / 3 + .005],
];
module inside_cherry_cross(slop) {
// inside cross
// translation purely for aesthetic purposes, to get rid of that awful lattice
translate([0,0,-0.005]) {
linear_extrude(height = stemCrossHeight) {
square(cherry_cross(slop, extra_vertical)[0], center=true);
square(cherry_cross(slop, extra_vertical)[1], center=true);
}
}
// Guides to assist insertion and mitigate first layer squishing
{
for (i = cherry_cross(slop, extra_vertical)) hull() {
linear_extrude(height = 0.01, center = false) offset(delta = 0.4) square(i, center=true);
translate([0, 0, 0.5]) linear_extrude(height = 0.01, center = false) square(i, center=true);
}
}
}
module cherry_stem(depth, slop) {
difference(){
// outside shape
linear_extrude(height = depth) {
offset(r=1){
square(outer_cherry_stem(slop) - [2,2], center=true);
}
}
inside_cherry_cross(slop);
}
}
module choc_stem() {
translate([5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
translate([-5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
}
/// ----- helper functions
function rounded_rectangle_profile(size=[1,1],r=1,fn=32) = [
for (index = [0:fn-1])
let(a = index/fn*360)
r * [cos(a), sin(a)]
+ sign_x(index, fn) * [size[0]/2-r,0]
+ sign_y(index, fn) * [0,size[1]/2-r]
];
function sign_x(i,n) =
i < n/4 || i > n-n/4 ? 1 :
i > n/4 && i < n-n/4 ? -1 :
0;
function sign_y(i,n) =
i > 0 && i < n/2 ? 1 :
i > n/2 ? -1 :
0;

257560
Chord2.stl

File diff suppressed because it is too large Load diff

View file

@ -1,381 +0,0 @@
use <scad-utils/morphology.scad> //for cheaper minwoski
use <scad-utils/transformations.scad>
use <scad-utils/shapes.scad>
use <scad-utils/trajectory.scad>
use <scad-utils/trajectory_path.scad>
use <sweep.scad>
use <skin.scad>
//DES (Distorted Elliptical Saddle) Profile for 6x3 and corne thumb
//TODO add shift
//translate([0,0,0])rotate([0,0,0])keycap(keyID = 1, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = false, homeDot = false, Legends = true);
//keycap(keyID = 1, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = false, homeDot = false, Legends = true);
////fullsetee
RowHome = [0,0,5,2.5,0,0];
for(Col = [0:1]){
for(Row = [1:2]){
translate([-19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = true, Dish = true, visualizeDish = false, crossSection = false,Legends = false);
}
}
////// thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([10, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([31, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
//Parameters
wallthickness = 1.75;
topthickness = 2;
stepsize = 50; //resolution of Trajectory
step = 2; //resolution of ellipes
fn = 64; //resolution of Rounded Rectangles: 60 for output
layers = 50; //resolution of vertical Sweep: 50 for output
//---Stem param
slop = 0.3;
stemRot = 0;
stemWid = 8;
stemLen = 6;
stemCrossHeight = 1.8;
extra_vertical = 0.6;
stemLayers = 50; //resolution of stem to cap top transition
keyParameters = //keyParameters[KeyID][ParameterID]
[
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapRIn, CapRFn, CapREx, StemEx
//Column 0
[18.16, 18.16, 3, 3, 6, 0, 0, 3, -0, -0, 2, 2, 1, 3, 1, 2], //R5 0
[18.16, 18.16, 3, 1.5, 4.5, 0, -.2, 3, 3, -0, 2, 3, 2, 1, 2, 2], //R4
[18.16, 18.16, 3, 1.5, 4.5, 0, -.2, -3, 3, -0, 2, 3, 2, 1, 2, 2], //R3
[18.16, 18.16, 4, 4, 5, 0, 0, -2, -0, -0, 2, 2, .2, 3, 1, 2], //R2
//Column 1
[18.16, 18.16, 6, 6, 10, 0, 0, -13, 5, 0, 2, 2, .2, 3, 1, 2], //R5 4
[18.16, 18.16, 3, 1.5, 4.5, 0, -.2, 3, -3, -0, 2, 3, 2, 1, 2, 2], //R4
[18.16, 18.16, 3, 1.5, 4.5, 0, -.2, -3, -3, -0, 2, 3, 2, 1, 2, 2], //R3
[18.16, 18.16, 7, 7, 8+3, 0, 0, -12, -3, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 2 middle
[18.16, 18.16, 6, 6, 12, 0, 0, -13, 10, 15, 2, 2, .2, 3, 1, 2], //R5 8
[18.16, 18.16, 7, 7, 8, 0, 0, 9, 0, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7, 0, 0, -2, 0, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8, 0, 0, -12, 0, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 3
[18.16, 18.16, 6, 6, 11+3, 0, 0, 13, -4, 0, 2, 2, .2, 3, 1, 2], //R5 12
[18.16, 18.16, 7, 7, 8+3, 0, 0, 5, -4, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7+3, 0, 0, -2, -4, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -10, -4, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 4
[18.16, 18.16, 6, 6,11+5.5, 0, 0, 13, -10, 0, 2, 2, .2, 3, 1, 2], //R5 16
[18.16, 18.16, 7, 7,8+5.5, 0, 0, 5, -10, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7,7+5.5, 0, 0, -5, -10, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+4, 0, 0, -12, 5, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 5
[18.16*1.5, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, .2, 3, 1, 2], //R5 0
[18.16*1.25, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, 1, 3, 1, 2],
[18.16, 18.16, 7, 7, 7+4, 0, 0, -2, -6, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+6, 0, 0, -12, 10, 0, 2, 2, .2, 3, 1, 2], //R2
];
function BottomWidth(keyID) = keyParameters[keyID][0]; //
function BottomLength(keyID) = keyParameters[keyID][1]; //
function TopWidthDiff(keyID) = keyParameters[keyID][2]; //
function TopLenDiff(keyID) = keyParameters[keyID][3]; //
function KeyHeight(keyID) = keyParameters[keyID][4]; //
function TopWidShift(keyID) = keyParameters[keyID][5];
function TopLenShift(keyID) = keyParameters[keyID][6];
function XAngleSkew(keyID) = keyParameters[keyID][7];
function YAngleSkew(keyID) = keyParameters[keyID][8];
function ZAngleSkew(keyID) = keyParameters[keyID][9];
function WidExponent(keyID) = keyParameters[keyID][10];
function LenExponent(keyID) = keyParameters[keyID][11];
function ChamfInitRad(keyID) = keyParameters[keyID][12];
function ChamfFinRad(keyID) = keyParameters[keyID][13];
function ChamExponent(keyID) = keyParameters[keyID][14];
function StemExponent(keyID) = keyParameters[keyID][15];
dishParameters = //dishParameter[keyID][ParameterID]
[
//FFwd1 FFwd2 FPit1 FPit2 DshDep DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
//Column 0
[ 9, 3, 5, -42, 5, 1.7, 20, 20, 2, 10, 4, 8, -30, 20, 20, 2], //R5
[ 6, 4, 5, -50, 4, 1.2, 13, 19, 2, 6, 4, 5, -15, 13, 19, 2], //R4
[ 6, 4, 5, -15, 4, 1.2, 13, 19, 2, 6, 4, 5, -50, 13, 19, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
//Column 1
[ 5, 3.5, 5, -48, 4, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 4, 5, -50, 4, 1.2, 13, 19, 2, 6, 4, 5, -15, 13, 19, 2], //R4
[ 6, 4, 5, -15, 4, 1.2, 13, 19, 2, 6, 4, 5, -50, 13, 19, 2], //R3
[ 6, 3, 12, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
//Column 2
[ 5, 3.5, 5, -48, 4, 1.7, 9.3, 10, 2, 6, 4, 13, -30, 9.3, 18, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, -30, 8, 15, 2], //R4
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 5, 4, 13, -30, 8, 15, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, 30, 8, 16, 2], //R2
//Column 3
[ 5, 3, 5, -50, 5, 1.5, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
//Column 4
[ 5, 3, 5, -50, 5, 1.7, 8.5, 12, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8.5, 17, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.6, 15, 2, 6, 4, 13, -30, 8.6, 16, 2], //R2
//Column 5
[ 5, 3, 5, -50, 5, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R4
[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
];
function FrontForward1(keyID) = dishParameters[keyID][0]; //
function FrontForward2(keyID) = dishParameters[keyID][1]; //
function FrontPitch1(keyID) = dishParameters[keyID][2]; //
function FrontPitch2(keyID) = dishParameters[keyID][3]; //
function DishDepth(keyID) = dishParameters[keyID][4]; //
function DishHeightDif(keyID) = dishParameters[keyID][5]; //
function FrontInitArc(keyID) = dishParameters[keyID][6];
function FrontFinArc(keyID) = dishParameters[keyID][7];
function FrontArcExpo(keyID) = dishParameters[keyID][8];
function BackForward1(keyID) = dishParameters[keyID][9]; //
function BackForward2(keyID) = dishParameters[keyID][10]; //
function BackPitch1(keyID) = dishParameters[keyID][11]; //
function BackPitch2(keyID) = dishParameters[keyID][12]; //
function BackInitArc(keyID) = dishParameters[keyID][13];
function BackFinArc(keyID) = dishParameters[keyID][14];
function BackArcExpo(keyID) = dishParameters[keyID][15];
function FrontTrajectory(keyID) =
[
trajectory(forward = FrontForward1(keyID), pitch = FrontPitch1(keyID)), //more param available: yaw, roll, scale
trajectory(forward = FrontForward2(keyID), pitch = FrontPitch2(keyID)) //You can add more traj if you wish
];
function BackTrajectory (keyID) =
[
trajectory(forward = BackForward1(keyID), pitch = BackPitch1(keyID)),
trajectory(forward = BackForward2(keyID), pitch = BackPitch2(keyID)),
];
//------- function defining Dish Shapes
function ellipse(a, b, d = 0, rot1 = 0, rot2 = 360) = [for (t = [rot1:step:rot2]) [a*cos(t)+a, b*sin(t)*(1+d*cos(t))]]; //Centered at a apex to avoid inverted face
function DishShape (a,b,c,d) =
concat(
// [[c+a,b]],
ellipse(a, b, d = 0,rot1 = 90, rot2 = 270)
// [[c+a,-b]]
);
function oval_path(theta, phi, a, b, c, deform = 0) = [
a*cos(theta)*cos(phi), //x
c*sin(theta)*(1+deform*cos(theta)) , //
b*sin(phi),
];
path_trans2 = [for (t=[0:step:180]) translation(oval_path(t,0,10,15,2,0))*rotation([0,90,0])];
//--------------Function definng Cap
function CapTranslation(t, keyID) =
[
((1-t)/layers*TopWidShift(keyID)), //X shift
((1-t)/layers*TopLenShift(keyID)), //Y shift
(t/layers*KeyHeight(keyID)) //Z shift
];
function InnerTranslation(t, keyID) =
[
((1-t)/layers*TopWidShift(keyID)), //X shift
((1-t)/layers*TopLenShift(keyID)), //Y shift
(t/layers*(KeyHeight(keyID)-topthickness)) //Z shift
];
function CapRotation(t, keyID) =
[
((1-t)/layers*XAngleSkew(keyID)), //X shift
((1-t)/layers*YAngleSkew(keyID)), //Y shift
((1-t)/layers*ZAngleSkew(keyID)) //Z shift
];
function CapTransform(t, keyID) =
[
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)) + (1-pow(t/layers, WidExponent(keyID)))*BottomWidth(keyID) ,
pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)) + (1-pow(t/layers, LenExponent(keyID)))*BottomLength(keyID)
];
function CapRadius(t, keyID) = pow(t/layers, ChamExponent(keyID))*ChamfFinRad(keyID) + (1-pow(t/layers, ChamExponent(keyID)))*ChamfInitRad(keyID);
function InnerTransform(t, keyID) =
[
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, WidExponent(keyID)))*(BottomWidth(keyID) -wallthickness*2),
pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, LenExponent(keyID)))*(BottomLength(keyID)-wallthickness*2)
];
function StemTranslation(t, keyID) =
[
((1-t)/stemLayers*TopWidShift(keyID)), //X shift
((1-t)/stemLayers*TopLenShift(keyID)), //Y shift
stemCrossHeight+.1 + (t/stemLayers*(KeyHeight(keyID)- topthickness - stemCrossHeight-.1)) //Z shift
];
function StemRotation(t, keyID) =
[
((1-t)/stemLayers*XAngleSkew(keyID)), //X shift
((1-t)/stemLayers*YAngleSkew(keyID)), //Y shift
((1-t)/stemLayers*ZAngleSkew(keyID)) //Z shift
];
function StemTransform(t, keyID) =
[
pow(t/stemLayers, StemExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemWid - 2*slop),
pow(t/stemLayers, StemExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemLen - 2*slop)
];
function StemRadius(t, keyID) = pow(t/stemLayers,3)*ChamfFinRad(keyID) + (1-pow(t/stemLayers, 3))*1;
//Stem Exponent
///----- KEY Builder Module
module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false, Dish = true, Stem = false, homeDot = false) {
//Set Parameters for dish shape
FrontPath = quantize_trajectories(FrontTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
BackPath = quantize_trajectories(BackTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
//Scaling initial and final dim tranformation by exponents
function FrontDishArc(t) = pow((t)/(len(FrontPath)),FrontArcExpo(keyID))*FrontFinArc(keyID) + (1-pow(t/(len(FrontPath)),FrontArcExpo(keyID)))*FrontInitArc(keyID);
function BackDishArc(t) = pow((t)/(len(FrontPath)),BackArcExpo(keyID))*BackFinArc(keyID) + (1-pow(t/(len(FrontPath)),BackArcExpo(keyID)))*BackInitArc(keyID);
FrontCurve = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(DishDepth(keyID), FrontDishArc(i), 1, d = 0)) ];
BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(DishDepth(keyID), BackDishArc(i), 1, d = 0)) ];
//builds
difference(){
union(){
difference(){
skin([for (i=[0:layers-1]) transform(translation(CapTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(CapTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]); //outer shell
//Cut inner shell
if(Stem == true){
translate([0,0,-.001])skin([for (i=[0:layers-1]) transform(translation(InnerTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(InnerTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]);
}
}
if(Stem == true){
rotate([0,0,stemRot])choc_stem(KeyHeight(keyID), slop); // generate mx cherry stem, not compatible with box
translate([0,0,-.001])skin([for (i=[0:stemLayers-1]) transform(translation(StemTranslation(i,keyID))*rotation(StemRotation(i, keyID)), rounded_rectangle_profile(StemTransform(i, keyID),fn=fn,r=StemRadius(i, keyID)))]); //outer shell
}
//cut for fonts and extra pattern for light?
}
//Cuts
//Fonts
if(Legends == true){
#rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])
translate([-1.5,5,KeyHeight(keyID)-2.2])linear_extrude(height = 0.5)
text( text = "v.2", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "right" );
// #rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([0,-3.5,0])linear_extrude(height = 0.5)text( text = "Me", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
}
//Dish Shape
if(Dish == true){
if(visualizeDish == false){
translate([-TopWidShift(keyID),.00001-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
translate([-TopWidShift(keyID),-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(BackCurve);
} else {
#translate([-TopWidShift(keyID),.00001-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)]) rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
#translate([-TopWidShift(keyID),-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(BackCurve);
}
}
if(crossSection == true) {
translate([0,-15,-.1])cube([15,30,15]);
}
}
//Homing dot
if(homeDot == true)translate([0,0,KeyHeight(keyID)-DishHeightDif(keyID)-.25])sphere(d = 1);
}
//------------------stems
$fn = fn;
function outer_cherry_stem(slop) = [ stemWid - slop * 2, stemLen - slop * 2];
function outer_cherry_stabilizer_stem(slop) = [4.85 - slop * 2, 6.05 - slop * 2];
function outer_box_cherry_stem(slop) = [6 - slop, 6 - slop];
// .005 purely for aesthetics, to get rid of that ugly crosshatch
function cherry_cross(slop, extra_vertical = 0) = [
// horizontal tine
[4.03 + slop, 1.15 + slop / 3],
// vertical tine
[1.25 + slop / 3, 4.23 + extra_vertical + slop / 3 + .005],
];
module inside_cherry_cross(slop) {
// inside cross
// translation purely for aesthetic purposes, to get rid of that awful lattice
translate([0,0,-0.005]) {
linear_extrude(height = stemCrossHeight) {
square(cherry_cross(slop, extra_vertical)[0], center=true);
square(cherry_cross(slop, extra_vertical)[1], center=true);
}
}
// Guides to assist insertion and mitigate first layer squishing
{
for (i = cherry_cross(slop, extra_vertical)) hull() {
linear_extrude(height = 0.01, center = false) offset(delta = 0.4) square(i, center=true);
translate([0, 0, 0.5]) linear_extrude(height = 0.01, center = false) square(i, center=true);
}
}
}
module cherry_stem(depth, slop) {
difference(){
// outside shape
linear_extrude(height = depth) {
offset(r=1){
square(outer_cherry_stem(slop) - [2,2], center=true);
}
}
inside_cherry_cross(slop);
}
}
module choc_stem() {
translate([5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
translate([-5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
}
/// ----- helper functions
function rounded_rectangle_profile(size=[1,1],r=1,fn=32) = [
for (index = [0:fn-1])
let(a = index/fn*360)
r * [cos(a), sin(a)]
+ sign_x(index, fn) * [size[0]/2-r,0]
+ sign_y(index, fn) * [0,size[1]/2-r]
];
function sign_x(i,n) =
i < n/4 || i > n-n/4 ? 1 :
i > n/4 && i < n-n/4 ? -1 :
0;
function sign_y(i,n) =
i > 0 && i < n/2 ? 1 :
i > n/2 ? -1 :
0;

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

View file

@ -6,12 +6,14 @@ use <scad-utils/trajectory_path.scad>
use <sweep.scad>
use <skin.scad>
//DES (Distorted Elliptical Saddle) Profile for 6x3 and corne thumb
//Stab = 24 for
//TODO add shift
keycap(keyID = 0, cutLen = 0, Stem =true, Dish = true, Stab = 0 , visualizeDish = false, crossSection = true, homeDot = false, Legends = false);
//DES (Distorted Elliptical Saddle) Choc Chord version Chicago Stenographer
/*Tester */
// keycap(keyID = 5, cutLen = 0, Stem =true, Dish = true, Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
// translate([0,19, 0])keycap(keyID = 3, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = true, homeDot = false, Legends = false);
// translate([0,38, 0])mirror([0,1,0])keycap(keyID = 2, cutLen = 0, Stem =true, Dish = true, visualizeDish = false, crossSection = true, homeDot = false, Legends = false);
RowHome = [0,2.5,5,2.5,0,0];
//for(Col = [0:0]){
@ -20,12 +22,19 @@ RowHome = [0,2.5,5,2.5,0,0];
// }
//}
thumbStem = false;
thumbDish = true;
thumbVis = false;
thumbSec = false;
////// thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([10, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([31, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
translate([0,0,0])rotate([0,0,30])translate([-19,0,0])keycap(keyID = 3, cutLen = 0, Stem = thumbStem , Dish = thumbDish, visualizeDish = thumbVis, crossSection = thumbSec,Legends = false);
// #translate([0,0,0])rotate([0,0,30])translate([-19,0,0])cube([18.16, 18.16*2, 10], center = true);
translate([0,0,0])rotate([0,0,30])translate([-19,28,0])keycap(keyID = 4, cutLen = 0, Stem =thumbStem , Dish = thumbDish, visualizeDish = thumbVis, crossSection = thumbSec,Legends = false);
translate([0,0,0])rotate([0,0,30])translate([0,0,0])keycap(keyID = 5, cutLen = 0, Stem =thumbStem , Dish = thumbDish, visualizeDish = thumbVis, crossSection = thumbSec,Legends = false);
translate([0,0,0])rotate([0,0,15])translate([26,1.5,0])keycap(keyID = 6, cutLen = 0, Stem =thumbStem , Dish = thumbDish, visualizeDish = thumbVis, crossSection = thumbSec,Legends = false);
translate([0,0,0])rotate([0,0,0])translate([51,12,0])keycap(keyID = 7, cutLen = 0, Stem =thumbStem , Dish = thumbDish, visualizeDish = thumbVis, crossSection = thumbSec,Legends = false);
//Parameters
//-Parameters
wallthickness = 1.75;
topthickness = 3; //2 for phat 3 for chicago
stepsize = 50; //resolution of Trajectory
@ -41,18 +50,40 @@ stemLen = 6;
stemCrossHeight = 1.8;
extra_vertical = 0.6;
stemLayers = 50; //resolution of stem to cap top transition
//#square([18.16, 18.16], center = true);
//#cube([18.16, 18.16, 10], center = true);
keyParameters = //keyParameters[KeyID][ParameterID]
[
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapR0i, CapR0f, CapR1i, CapR1f, CapREx, StemEx
//Column 0
[36.16, 18.16, 3, 3, 6, 0, 0, 3, -0, -0, 2, 2, 1, 1, 1, 1, 1, 2], //Chicago Thumb
[17.26, 17.26, 4.5, 2, 4.5, 0, .0, 5, -0, -0, 2, 3, 2, 3, 2, 6, 2, 2], //Phat Fingers
[17.26, 17.26, 7, 4, 5.5, 0, .0, 5, -0, -0, 2, 3, 4, 4, 1, 4, 1, 2], //Chicago Steno R2/R4
[17.26, 17.26, 7, 4, 4.5, 0, .0, 0, -0, -0, 2, 3, 4, 4, 1, 4, 1, 2] //Chicago Steno R3 flat
[17.26, 17.26, 7, 4, 4.5, 0, .0, 0, -0, -0, 2, 3, 4, 4, 1, 4, 1, 2], //Chicago Steno R3 flat
[17.06, 35.16, 7, 3, 5.5, 0, 0, -4, -7, -0, 2, 2, 4, 4, 1, 4, 1, 2], //Chicago T0 R1 2u
[17.06, 17.06, 7, 4, 7.0, 0, .0, -5, 3, 0, 2, 2, 4, 4, 1, 4, 1, 2], //Chicago T0 R2 1u
[17.06, 35.16, 7, 3, 5.5, 0, 0, -4, 7, -0, 2, 2, 4, 4, 1, 4, 1, 2], //Chicago T1 R2 2u
[17.06*1.50,17.16, 7, 5, 5.5, 0, 0, -2, 4, 5, 2, 2, 4, 4, 1, 4, 1, 2], //Chicago T2 R1 1.25
[17.16*1.25,17.16, 7, 5, 6.5, 0, 0, -2, 3, -0, 2, 2, 4, 4, 1, 4, 1, 2] //Chicago T3 R1 1.25
];
dishParameters = //dishParameter[keyID][ParameterID]
[
//FFwd1 FFwd2 FPit1 FPit2 DshDep DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
//Column 0
[ 6, 4, 7, -50, 5, 1.0, 15, 25, 2, 6, 4, 2, -35, 15, 19, 2], //Phat Fingers
[ 6, 4, 7, -50, 8, 1.8, 11, 17, 2, 6, 4, 2, -35, 11, 15, 2], //Chicago Steno R2/R4
[ 6, 4, 5, -40, 8, 1.8, 11, 15, 2, 6, 4, 5, -40, 11, 15, 2], //Chicago Steno R3 flat
[ 14, 4.5, 3, -40, 8, 1.8, 12, 17, 2, 14, 4, 2, -35, 12, 15, 2], //Chicago T0 R1 2u
[ 6, 4, 7, -50, 8, 1.8, 11, 17, 2, 6, 4, 2, -35, 11, 15, 2], //Chicago T0 R2 1u
[ 14, 4.5, 3, -40, 8, 1.8, 12, 17, 2, 14, 4, 2, -35, 12, 15, 2], //Chicago T1 R2 2u
[ 6, 4, 2, -35, 8, 1.8, 20, 24, 2, 6, 4, 7, -45, 20, 23, 2], //Chicago T2 R1 1.25
[ 6, 4, 2, -35, 8, 1.8, 15, 17, 2, 6, 4, 7, -45, 15, 15, 2], //Chicago T3 R1 1.25
];
function BottomWidth(keyID) = keyParameters[keyID][0]; //
function BottomLength(keyID) = keyParameters[keyID][1]; //
function TopWidthDiff(keyID) = keyParameters[keyID][2]; //
@ -72,17 +103,6 @@ function CapRound1f(keyID) = keyParameters[keyID][15];
function ChamExponent(keyID) = keyParameters[keyID][16];
function StemExponent(keyID) = keyParameters[keyID][17];
dishParameters = //dishParameter[keyID][ParameterID]
[
//FFwd1 FFwd2 FPit1 FPit2 DshDep DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
//Column 0
[ 9, 3, 5, -42, 5, 1.7, 20, 20, 2, 10, 4, 8, -30, 20, 20, 2], //R5
[ 6, 4, 7, -50, 5, 1.0, 15, 25, 2, 6, 4, 2, -35, 15, 19, 2], //Phat Fingers
[ 6, 4, 7, -50, 8, 1.8, 11, 17, 2, 6, 4, 2, -35, 11, 15, 2], //Chicago Steno R2/R4
[ 6, 4, 5, -40, 8, 1.8, 11, 15, 2, 6, 4, 5, -40, 11, 15, 2], //Chicago Steno R3 flat
];
function FrontForward1(keyID) = dishParameters[keyID][0]; //
function FrontForward2(keyID) = dishParameters[keyID][1]; //
function FrontPitch1(keyID) = dishParameters[keyID][2]; //
@ -240,7 +260,7 @@ module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false,
//Fonts
if(Legends == true){
#rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([-1,-5,KeyHeight(keyID)-2.5])linear_extrude(height = 1)text( text = "ver2", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
#rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([-1,-5,KeyHeight(keyID)-2.5])linear_extrude(height = 1)text( text = "ver2", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
// #rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([0,-3.5,0])linear_extrude(height = 0.5)text( text = "Me", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
}
//Dish Shape
@ -254,7 +274,7 @@ module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false,
}
}
if(crossSection == true) {
translate([0,-15,-.1])cube([15,30,15]);
translate([0,-25,-.1])cube([15,50,15]);
}
}
//Homing dot

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

File diff suppressed because it is too large Load diff

View file

@ -6,74 +6,79 @@ use <scad-utils/trajectory_path.scad>
use <sweep.scad>
use <skin.scad>
//DES (Distorted Elliptical Saddle) Profile for 6x3 and corne thumb
/*DES (Distorted Elliptical Saddle) Sculpted Profile for 6x3 and corne thumb
Version 2: Eliptical Rectangle
*/
//Stab = 24 for
//TODO add shift
keycap(keyID = 19, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = true, homeDot = false, Legends = false);
////fullsetee
// keycap(keyID = 9, cutLen = 0, Stem =true, Dish = false, Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
// translate([0,19, 0])keycap(keyID = 3, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = true, homeDot = false, Legends = false);
// translate([0,38, 0])mirror([0,1,0])keycap(keyID = 2, cutLen = 0, Stem =true, Dish = true, visualizeDish = false, crossSection = true, homeDot = false, Legends = false);
RowHome = [0,2.5,5,2.5,0,0];
//for(Col = [4:5]){
// for(Row = [1:3]){
// translate([19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = true, Dish = true, visualizeDish = false, crossSection = false);
//for(Col = [0:0]){
// for(Row = [1:2]){
// translate([19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = true, Dish = true, visualizeDish = true, crossSection = true,Legends = false);
// }
//}
////// thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([10, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([31, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
//// thumb
translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
translate([10, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
translate([31, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
//Parameters
wallthickness = 1.75;
topthickness = 2.25;
topthickness = 3; //2 for phat 3 for chicago
stepsize = 50; //resolution of Trajectory
step = 2; //resolution of ellipes
fn = 64; //resolution of Rounded Rectangles: 60 for output
fn = 32; //resolution of Rounded Rectangles: 60 for output
layers = 50; //resolution of vertical Sweep: 50 for output
//---Stem param
slop = 0.3;
stemRot = 0;
stemWid = 7.2;
stemLen = 5.5;
stemCrossHeight = 4;
stemWid = 8;
stemLen = 6;
stemCrossHeight = 1.8;
extra_vertical = 0.6;
stemLayers = 50; //resolution of stem to cap top transition
#square([18.16, 18.16], center = true);
keyParameters = //keyParameters[KeyID][ParameterID]
[
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapRIn, CapRFn, CapREx, StemEx
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapR0i, CapR0f, CapR1i, CapR1f, CapREx, StemEx
//Column 0
[18.16, 18.16*1.5, 6, 6, 12, 0, 0, -13, -10, -5, 2, 2, .2, 3, 1, 2], //R5 0
[18.16, 18.16, 7, 7, 8+4, 0, 0, 10, -10, -5, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7+4, 0, 0, -2, -10, -5, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+4, 0, 0, -10, -10, -5, 2, 2, .2, 3, 1, 2], //R2
[18.16, 18.16*1.5, 6, 6, 12, 0, 0, -13, -10, -5, 2, 2, .2, 3, 2, 6, 2, 2], //R5 0
[18.16, 18.16, 7, 7, 8+4, 0, 0, 10, -10, -5, 2, 2, .2, 3, 2, 6, 2, 2], //R4
[18.16, 18.16, 7, 7, 7+4, 0, 0, -2, -10, -5, 2, 2, .2, 3, 2, 6, 2, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+4, 0, 0, -10, -10, -5, 2, 2, .2, 3, 2, 6, 2, 2], //R2
//Column 1
[18.16, 18.16, 6, 6, 10, 0, 0, -13, 5, 0, 2, 2, .2, 3, 1, 2], //R5 4
[18.16, 18.16, 7, 7, 8+3, 0, 0, 5, -3, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7,7+2.5, 0, 0, -2, -3, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -12, -3, 0, 2, 2, .2, 3, 1, 2], //R2
[18.16, 18.16, 6, 6, 10, 0, 0, -13, 5, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R5 4
[18.16, 18.16, 7, 7, 8+3, 0, 0, 5, -3, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R4
[18.16, 18.16, 7, 7,7+2.5, 0, 0, -2, -3, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -12, -3, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R2
//Column 2 middle
[18.16, 18.16, 6, 6, 12, 0, 0, -13, 10, 15, 2, 2, .2, 3, 1, 2], //R5 8
[18.16, 18.16, 7, 7, 8, 0, 0, 9, 0, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7, 0, 0, -2, 0, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8, 0, 0, -12, 0, 0, 2, 2, .2, 3, 1, 2], //R2
[18.16, 18.16, 6, 6, 12, 0, 0, -13, 10, 15, 2, 2, .2, 3, 2, 6, 2, 2], //R5 8
[18.16, 18.16, 7, 7, 8, 0, 0, 5, 0, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R4
[18.16, 18.16, 7, 7, 7, 0, 0, -2, 0, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R3 Home
[18.16, 18.16, 7, 7, 8, 0, 0, -12, 0, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R2
//Column 3
[18.16, 18.16, 6, 6, 11+3, 0, 0, 13, -4, 0, 2, 2, .2, 3, 1, 2], //R5 12
[18.16, 18.16, 7, 7, 8+3, 0, 0, 5, -4, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7+3, 0, 0, -2, -4, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -10, -4, 0, 2, 2, .2, 3, 1, 2], //R2
[18.16, 18.16, 6, 6, 11+3, 0, 0, 13, -4, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R5 12
[18.16, 18.16, 7, 7, 8+3, 0, 0, 5, -4, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R4
[18.16, 18.16, 7, 7, 7+3, 0, 0, -2, -4, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -10, -4, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R2
//Column 4
[18.16, 18.16, 6, 6,11+5.5, 0, 0, 13, -10, 0, 2, 2, .2, 3, 1, 2], //R5 16
[18.16, 18.16, 7, 7,8+5.5, 0, 0, 5, -10, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7,7+5.5, 0, 0, -5, -10, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+4, 0, 0, -12, 5, 0, 2, 2, .2, 3, 1, 2], //R2
[18.16, 18.16, 6, 6,11+5.5, 0, 0, 13, -10, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R5 16
[18.16, 18.16, 7, 7,8+5.5, 0, 0, 5, -10, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R4
[18.16, 18.16, 7, 7,7+5.5, 0, 0, -5, -10, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+4, 0, 0, -12, 5, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R2
//Column 5
[18.16, 18.16, 6, 6, 11+4, 0, 0, 13, -6, 0, 2, 2, .2, 3, 1, 2], //R5 20
[18.16, 18.16, 7, 7, 8+4, 0, 0, 5, -6, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7+4, 0, 0, -2, -6, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+6, 0, 0, -12, 10, 0, 2, 2, .2, 3, 1, 2], //R2
[18.16, 18.16, 6, 6, 11+4, 0, 0, 13, -6, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R5 20
[18.16, 18.16, 7, 7, 8+4, 0, 0, 5, -6, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R4
[18.16, 18.16, 7, 7, 7+4, 0, 0, -2, -6, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+6, 0, 0, -12, 10, 0, 2, 2, .2, 3, 2, 6, 2, 2], //R2
];
function BottomWidth(keyID) = keyParameters[keyID][0]; //
@ -88,10 +93,12 @@ function YAngleSkew(keyID) = keyParameters[keyID][8];
function ZAngleSkew(keyID) = keyParameters[keyID][9];
function WidExponent(keyID) = keyParameters[keyID][10];
function LenExponent(keyID) = keyParameters[keyID][11];
function ChamfInitRad(keyID) = keyParameters[keyID][12];
function ChamfFinRad(keyID) = keyParameters[keyID][13];
function ChamExponent(keyID) = keyParameters[keyID][14];
function StemExponent(keyID) = keyParameters[keyID][15];
function CapRound0i(keyID) = keyParameters[keyID][12];
function CapRound0f(keyID) = keyParameters[keyID][13];
function CapRound1i(keyID) = keyParameters[keyID][14];
function CapRound1f(keyID) = keyParameters[keyID][15];
function ChamExponent(keyID) = keyParameters[keyID][16];
function StemExponent(keyID) = keyParameters[keyID][17];
dishParameters = //dishParameter[keyID][ParameterID]
[
@ -203,10 +210,15 @@ function CapRotation(t, keyID) =
function CapTransform(t, keyID) =
[
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)) + (1-pow(t/layers, WidExponent(keyID)))*BottomWidth(keyID) ,
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopWidthDiff(keyID)) + (1-pow(t/layers, WidExponent(keyID)))*BottomWidth(keyID) ,
pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)) + (1-pow(t/layers, LenExponent(keyID)))*BottomLength(keyID)
];
function CapRoundness(t, keyID) =
[
pow(t/layers, ChamExponent(keyID))*(CapRound0f(keyID)) + (1-pow(t/layers, ChamExponent(keyID))*CapRound0i(keyID)),
pow(t/layers, ChamExponent(keyID))*(CapRound1f(keyID)) + (1-pow(t/layers, ChamExponent(keyID))*CapRound1i(keyID))
];
function CapRadius(t, keyID) = pow(t/layers, ChamExponent(keyID))*ChamfFinRad(keyID) + (1-pow(t/layers, ChamExponent(keyID)))*ChamfInitRad(keyID);
function InnerTransform(t, keyID) =
@ -235,12 +247,12 @@ function StemTransform(t, keyID) =
pow(t/stemLayers, StemExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemLen - 2*slop)
];
function StemRadius(t, keyID) = pow(t/stemLayers,3)*ChamfFinRad(keyID) + (1-pow(t/stemLayers, 3))*1;
function StemRadius(t, keyID) = pow(t/stemLayers,3)*3 + (1-pow(t/stemLayers, 3))*1;
//Stem Exponent
///----- KEY Builder Module
module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false, Dish = true, Stem = false, homeDot = false) {
module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false, Dish = true, Stem = false, homeDot = false, Stab = 0) {
//Set Parameters for dish shape
FrontPath = quantize_trajectories(FrontTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
@ -257,16 +269,22 @@ module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false,
difference(){
union(){
difference(){
skin([for (i=[0:layers-1]) transform(translation(CapTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(CapTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]); //outer shell
skin([for (i=[0:layers-1]) transform(translation(CapTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), elliptical_rectangle(CapTransform(i, keyID), b = CapRoundness(i,keyID),fn=fn))]); //outer shell
//Cut inner shell
if(Stem == true){
translate([0,0,-.001])skin([for (i=[0:layers-1]) transform(translation(InnerTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(InnerTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]);
translate([0,0,-.001])skin([for (i=[0:layers-1]) transform(translation(InnerTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), elliptical_rectangle(InnerTransform(i, keyID), b = CapRoundness(i,keyID),fn=fn))]);
}
}
if(Stem == true){
rotate([0,0,stemRot])cherry_stem(KeyHeight(keyID), slop); // generate mx cherry stem, not compatible with box
rotate([0,0,stemRot])choc_stem(KeyHeight(keyID), slop); // generate mx cherry stem, not compatible with box
if (Stab != 0){
translate([Stab/2,0,0])rotate([0,0,stemRot])cherry_stem(KeyHeight(keyID), slop);
translate([-Stab/2,0,0])rotate([0,0,stemRot])cherry_stem(KeyHeight(keyID), slop);
}
translate([0,0,-.001])skin([for (i=[0:stemLayers-1]) transform(translation(StemTranslation(i,keyID))*rotation(StemRotation(i, keyID)), rounded_rectangle_profile(StemTransform(i, keyID),fn=fn,r=StemRadius(i, keyID)))]); //outer shell
}
//cut for fonts and extra pattern for light?
}
@ -275,7 +293,7 @@ module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false,
//Fonts
if(Legends == true){
// #rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([0,4,KeyHeight(keyID)-2.5])linear_extrude(height = 0.5)text( text = "Why?", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
#rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([-1,-5,KeyHeight(keyID)-2.5])linear_extrude(height = 1)text( text = "ver2", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
// #rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([0,-3.5,0])linear_extrude(height = 0.5)text( text = "Me", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
}
//Dish Shape
@ -341,6 +359,20 @@ module cherry_stem(depth, slop) {
}
}
module choc_stem() {
translate([5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
translate([-5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
}
/// ----- helper functions
function rounded_rectangle_profile(size=[1,1],r=1,fn=32) = [
for (index = [0:fn-1])
@ -350,6 +382,32 @@ function rounded_rectangle_profile(size=[1,1],r=1,fn=32) = [
+ sign_y(index, fn) * [0,size[1]/2-r]
];
function elliptical_rectangle(a = [1,1], b =[1,1], fn=32) = [
for (index = [0:fn-1]) // section right
let(theta1 = -atan(a[1]/b[1])+ 2*atan(a[1]/b[1])*index/fn)
[b[1]*cos(theta1), a[1]*sin(theta1)]
+ [a[0]*cos(atan(b[0]/a[0])) , 0]
- [b[1]*cos(atan(a[1]/b[1])) , 0],
for(index = [0:fn-1]) // section Top
let(theta2 = atan(b[0]/a[0]) + (180 -2*atan(b[0]/a[0]))*index/fn)
[a[0]*cos(theta2), b[0]*sin(theta2)]
- [0, b[0]*sin(atan(b[0]/a[0]))]
+ [0, a[1]*sin(atan(a[1]/b[1]))],
for(index = [0:fn-1]) // section left
let(theta2 = -atan(a[1]/b[1])+180+ 2*atan(a[1]/b[1])*index/fn)
[b[1]*cos(theta2), a[1]*sin(theta2)]
- [a[0]*cos(atan(b[0]/a[0])) , 0]
+ [b[1]*cos(atan(a[1]/b[1])) , 0],
for(index = [0:fn-1]) // section Top
let(theta2 = atan(b[0]/a[0]) + 180 + (180 -2*atan(b[0]/a[0]))*index/fn)
[a[0]*cos(theta2), b[0]*sin(theta2)]
+ [0, b[0]*sin(atan(b[0]/a[0]))]
- [0, a[1]*sin(atan(a[1]/b[1]))]
]/2;
function sign_x(i,n) =
i < n/4 || i > n-n/4 ? 1 :
i > n/4 && i < n-n/4 ? -1 :

View file

Before

Width:  |  Height:  |  Size: 74 KiB

After

Width:  |  Height:  |  Size: 74 KiB

View file

Before

Width:  |  Height:  |  Size: 165 KiB

After

Width:  |  Height:  |  Size: 165 KiB

View file

Before

Width:  |  Height:  |  Size: 78 KiB

After

Width:  |  Height:  |  Size: 78 KiB

View file

Before

Width:  |  Height:  |  Size: 134 KiB

After

Width:  |  Height:  |  Size: 134 KiB

View file

Before

Width:  |  Height:  |  Size: 56 KiB

After

Width:  |  Height:  |  Size: 56 KiB

View file

Before

Width:  |  Height:  |  Size: 102 KiB

After

Width:  |  Height:  |  Size: 102 KiB

Binary file not shown.

After

Width:  |  Height:  |  Size: 398 KiB

Binary file not shown.

After

Width:  |  Height:  |  Size: 131 KiB

View file

@ -1,402 +0,0 @@
use <scad-utils/morphology.scad> //for cheaper minwoski
use <scad-utils/transformations.scad>
use <scad-utils/shapes.scad>
use <scad-utils/trajectory.scad>
use <scad-utils/trajectory_path.scad>
use <sweep.scad>
use <skin.scad>
//DES (Distorted Elliptical Saddle) Profile for 6x3 and corne thumb
//TODO add shift
keycap(keyID = 1, cutLen = 0, Stem =true, Dish = false, visualizeDish = true, crossSection = false, homeDot = false, Legends = false);
RowHome = [0,2.5,5,2.5,0,0];
//for(Col = [0:0]){
// for(Row = [1:2]){
// translate([19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = true, Dish = true, visualizeDish = true, crossSection = true,Legends = false);
// }
//}
////// thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([10, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([31, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
//Parameters
wallthickness = 1.75;
topthickness = 2;
stepsize = 50; //resolution of Trajectory
step = 2; //resolution of ellipes
fn = 64; //resolution of Rounded Rectangles: 60 for output
layers = 50; //resolution of vertical Sweep: 50 for output
//---Stem param
slop = 0.3;
stemRot = 0;
stemWid = 8;
stemLen = 6;
stemCrossHeight = 1.8;
extra_vertical = 0.6;
stemLayers = 50; //resolution of stem to cap top transition
keyParameters = //keyParameters[KeyID][ParameterID]
[
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapRIn, CapRFn, CapREx, StemEx
//Column 0
[18.16, 18.16, 3, 3, 6, 0, 0, 3, -0, -0, 2, 2, 1, 3, 1, 2], //R5 0
[18.16, 18.16, 3, 1.5, 4.5, 0, -.2, 3, -0, -0, 2, 3, 3, 1, 2, 2], //R4
[18.16, 18.16, 3, 1.5, 4.5, 0, .5, -3, -0, -0, 2, 2, 1, 3, 1, 2], //R3 Home
[18.16, 18.16, 4, 4, 5, 0, 0, -2, -0, -0, 2, 2, .2, 3, 1, 2], //R2
//Column 1
[18.16, 18.16, 6, 6, 10, 0, 0, -13, 5, 0, 2, 2, .2, 3, 1, 2], //R5 4
[18.16, 18.16, 3, 1.5, 4.5, 0, -.5, 3, -0, -0, 2, 2, 1, 2, 1, 2], //R4
[18.16, 18.16, 3, 1.5, 4.5, 0, .5, -3, -0, -0, 2, 2, 1, 2, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -12, -3, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 2 middle
[18.16, 18.16, 6, 6, 12, 0, 0, -13, 10, 15, 2, 2, .2, 3, 1, 2], //R5 8
[18.16, 18.16, 7, 7, 8, 0, 0, 9, 0, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7, 0, 0, -2, 0, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8, 0, 0, -12, 0, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 3
[18.16, 18.16, 6, 6, 11+3, 0, 0, 13, -4, 0, 2, 2, .2, 3, 1, 2], //R5 12
[18.16, 18.16, 7, 7, 8+3, 0, 0, 5, -4, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7, 7+3, 0, 0, -2, -4, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+3, 0, 0, -10, -4, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 4
[18.16, 18.16, 6, 6,11+5.5, 0, 0, 13, -10, 0, 2, 2, .2, 3, 1, 2], //R5 16
[18.16, 18.16, 7, 7,8+5.5, 0, 0, 5, -10, 0, 2, 2, .2, 3, 1, 2], //R4
[18.16, 18.16, 7, 7,7+5.5, 0, 0, -5, -10, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+4, 0, 0, -12, 5, 0, 2, 2, .2, 3, 1, 2], //R2
//Column 5
[18.16*1.5, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, .2, 3, 1, 2], //R5 0
[18.16*1.25, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, 1, 3, 1, 2],
[18.16, 18.16, 7, 7, 7+4, 0, 0, -2, -6, 0, 2, 2, .2, 3, 1, 2], //R3 Home
[18.16, 18.16, 7, 7, 8+6, 0, 0, -12, 10, 0, 2, 2, .2, 3, 1, 2], //R2
];
function BottomWidth(keyID) = keyParameters[keyID][0]; //
function BottomLength(keyID) = keyParameters[keyID][1]; //
function TopWidthDiff(keyID) = keyParameters[keyID][2]; //
function TopLenDiff(keyID) = keyParameters[keyID][3]; //
function KeyHeight(keyID) = keyParameters[keyID][4]; //
function TopWidShift(keyID) = keyParameters[keyID][5];
function TopLenShift(keyID) = keyParameters[keyID][6];
function XAngleSkew(keyID) = keyParameters[keyID][7];
function YAngleSkew(keyID) = keyParameters[keyID][8];
function ZAngleSkew(keyID) = keyParameters[keyID][9];
function WidExponent(keyID) = keyParameters[keyID][10];
function LenExponent(keyID) = keyParameters[keyID][11];
function ChamfInitRad(keyID) = keyParameters[keyID][12];
function ChamfFinRad(keyID) = keyParameters[keyID][13];
function ChamExponent(keyID) = keyParameters[keyID][14];
function StemExponent(keyID) = keyParameters[keyID][15];
dishParameters = //dishParameter[keyID][ParameterID]
[
//FFwd1 FFwd2 FPit1 FPit2 DshDep DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
//Column 0
[ 9, 3, 5, -42, 5, 1.7, 20, 20, 2, 10, 4, 8, -30, 20, 20, 2], //R5
[ 6, 4, 5, -50, 4, 1.2, 13, 19, 2, 6, 4, 5, -15, 13, 19, 2], //R4
[ 6, 3, 8, -20, 5, 1.2, 12, 19, 2, 5, 4, 13, -5*0, 12, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
//Column 1
[ 5, 3.5, 5, -48, 4, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 15, -50, 5, 1.7, 8, 15, 2, 6, 4, 10, -30, 8, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.7, 8.2, 15, 2, 5, 4, 13, -30, 8.2, 16, 2], //R3
[ 6, 3, 12, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
//Column 2
[ 5, 3.5, 5, -48, 4, 1.7, 9.3, 10, 2, 6, 4, 13, -30, 9.3, 18, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, -30, 8, 15, 2], //R4
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 5, 4, 13, -30, 8, 15, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, 30, 8, 16, 2], //R2
//Column 3
[ 5, 3, 5, -50, 5, 1.5, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
//Column 4
[ 5, 3, 5, -50, 5, 1.7, 8.5, 12, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8.5, 17, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
[ 6, 3, 15, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.6, 15, 2, 6, 4, 13, -30, 8.6, 16, 2], //R2
//Column 5
[ 5, 3, 5, -50, 5, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R4
[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
];
function FrontForward1(keyID) = dishParameters[keyID][0]; //
function FrontForward2(keyID) = dishParameters[keyID][1]; //
function FrontPitch1(keyID) = dishParameters[keyID][2]; //
function FrontPitch2(keyID) = dishParameters[keyID][3]; //
function DishDepth(keyID) = dishParameters[keyID][4]; //
function DishHeightDif(keyID) = dishParameters[keyID][5]; //
function FrontInitArc(keyID) = dishParameters[keyID][6];
function FrontFinArc(keyID) = dishParameters[keyID][7];
function FrontArcExpo(keyID) = dishParameters[keyID][8];
function BackForward1(keyID) = dishParameters[keyID][9]; //
function BackForward2(keyID) = dishParameters[keyID][10]; //
function BackPitch1(keyID) = dishParameters[keyID][11]; //
function BackPitch2(keyID) = dishParameters[keyID][12]; //
function BackInitArc(keyID) = dishParameters[keyID][13];
function BackFinArc(keyID) = dishParameters[keyID][14];
function BackArcExpo(keyID) = dishParameters[keyID][15];
function FrontTrajectory(keyID) =
[
trajectory(forward = FrontForward1(keyID), pitch = FrontPitch1(keyID)), //more param available: yaw, roll, scale
trajectory(forward = FrontForward2(keyID), pitch = FrontPitch2(keyID)) //You can add more traj if you wish
];
function BackTrajectory (keyID) =
[
trajectory(forward = BackForward1(keyID), pitch = BackPitch1(keyID)),
trajectory(forward = BackForward2(keyID), pitch = BackPitch2(keyID)),
];
//------- function defining Dish Shapes
function ellipse(a, b, d = 0, rot1 = 0, rot2 = 360) = [for (t = [rot1:step:rot2]) [a*cos(t)+a, b*sin(t)*(1+d*cos(t))]]; //Centered at a apex to avoid inverted face
function DishShape (a,b,c,d) =
concat(
// [[c+a,b]],
ellipse(a, b, d = 0,rot1 = 90, rot2 = 270)
// [[c+a,-b]]
);
function oval_path(theta, phi, a, b, c, deform = 0) = [
a*cos(theta)*cos(phi), //x
c*sin(theta)*(1+deform*cos(theta)) , //
b*sin(phi),
];
path_trans2 = [for (t=[0:step:180]) translation(oval_path(t,0,10,15,2,0))*rotation([0,90,0])];
//--------------Function definng Cap
function CapTranslation(t, keyID) =
[
((1-t)/layers*TopWidShift(keyID)), //X shift
((1-t)/layers*TopLenShift(keyID)), //Y shift
(t/layers*KeyHeight(keyID)) //Z shift
];
function InnerTranslation(t, keyID) =
[
((1-t)/layers*TopWidShift(keyID)), //X shift
((1-t)/layers*TopLenShift(keyID)), //Y shift
(t/layers*(KeyHeight(keyID)-topthickness)) //Z shift
];
function CapRotation(t, keyID) =
[
((1-t)/layers*XAngleSkew(keyID)), //X shift
((1-t)/layers*YAngleSkew(keyID)), //Y shift
((1-t)/layers*ZAngleSkew(keyID)) //Z shift
];
function CapTransform(t, keyID) =
[
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)) + (1-pow(t/layers, WidExponent(keyID)))*BottomWidth(keyID) ,
pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)) + (1-pow(t/layers, LenExponent(keyID)))*BottomLength(keyID)
];
function CapRadius(t, keyID) = pow(t/layers, ChamExponent(keyID))*ChamfFinRad(keyID) + (1-pow(t/layers, ChamExponent(keyID)))*ChamfInitRad(keyID);
function InnerTransform(t, keyID) =
[
pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, WidExponent(keyID)))*(BottomWidth(keyID) -wallthickness*2),
pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, LenExponent(keyID)))*(BottomLength(keyID)-wallthickness*2)
];
function StemTranslation(t, keyID) =
[
((1-t)/stemLayers*TopWidShift(keyID)), //X shift
((1-t)/stemLayers*TopLenShift(keyID)), //Y shift
stemCrossHeight+.1 + (t/stemLayers*(KeyHeight(keyID)- topthickness - stemCrossHeight-.1)) //Z shift
];
function StemRotation(t, keyID) =
[
((1-t)/stemLayers*XAngleSkew(keyID)), //X shift
((1-t)/stemLayers*YAngleSkew(keyID)), //Y shift
((1-t)/stemLayers*ZAngleSkew(keyID)) //Z shift
];
function StemTransform(t, keyID) =
[
pow(t/stemLayers, StemExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemWid - 2*slop),
pow(t/stemLayers, StemExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemLen - 2*slop)
];
function StemRadius(t, keyID) = pow(t/stemLayers,3)*ChamfFinRad(keyID) + (1-pow(t/stemLayers, 3))*1;
//Stem Exponent
///----- KEY Builder Module
module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false, Dish = true, Stem = false, homeDot = false) {
//Set Parameters for dish shape
FrontPath = quantize_trajectories(FrontTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
BackPath = quantize_trajectories(BackTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
//Scaling initial and final dim tranformation by exponents
function FrontDishArc(t) = pow((t)/(len(FrontPath)),FrontArcExpo(keyID))*FrontFinArc(keyID) + (1-pow(t/(len(FrontPath)),FrontArcExpo(keyID)))*FrontInitArc(keyID);
function BackDishArc(t) = pow((t)/(len(FrontPath)),BackArcExpo(keyID))*BackFinArc(keyID) + (1-pow(t/(len(FrontPath)),BackArcExpo(keyID)))*BackInitArc(keyID);
FrontCurve = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(DishDepth(keyID), FrontDishArc(i), 1, d = 0)) ];
BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(DishDepth(keyID), BackDishArc(i), 1, d = 0)) ];
//builds
difference(){
union(){
difference(){
// skin([for (i=[0:layers-1]) transform(translation(CapTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(CapTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]); //outer shell
skin([for (i=[0:layers-1]) transform(translation(CapTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), elliptical_rectangle(a = [10,10], b = [2,1],fn=fn))]); //outer shell
//
// //Cut inner shell
// if(Stem == true){
// translate([0,0,-.001])skin([for (i=[0:layers-1]) transform(translation(InnerTranslation(i, keyID)) * rotation(CapRotation(i, keyID)), rounded_rectangle_profile(InnerTransform(i, keyID),fn=fn,r=CapRadius(i, keyID)))]);
// }
// }
// if(Stem == true){
// rotate([0,0,stemRot])choc_stem(KeyHeight(keyID), slop); // generate mx cherry stem, not compatible with box
// translate([0,0,-.001])skin([for (i=[0:stemLayers-1]) transform(translation(StemTranslation(i,keyID))*rotation(StemRotation(i, keyID)), rounded_rectangle_profile(StemTransform(i, keyID),fn=fn,r=StemRadius(i, keyID)))]); //outer shell
}
//cut for fonts and extra pattern for light?
}
//Cuts
//Fonts
if(Legends == true){
// #rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([0,4,KeyHeight(keyID)-2.5])linear_extrude(height = 0.5)text( text = "Why?", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
// #rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([0,-3.5,0])linear_extrude(height = 0.5)text( text = "Me", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
}
//Dish Shape
if(Dish == true){
if(visualizeDish == false){
translate([-TopWidShift(keyID),.00001-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
translate([-TopWidShift(keyID),-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(BackCurve);
} else {
#translate([-TopWidShift(keyID),.00001-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)]) rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
#translate([-TopWidShift(keyID),-TopLenShift(keyID),KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(BackCurve);
}
}
if(crossSection == true) {
translate([0,-15,-.1])cube([15,30,15]);
}
}
//Homing dot
if(homeDot == true)translate([0,0,KeyHeight(keyID)-DishHeightDif(keyID)-.25])sphere(d = 1);
}
//------------------stems
$fn = fn;
function outer_cherry_stem(slop) = [ stemWid - slop * 2, stemLen - slop * 2];
function outer_cherry_stabilizer_stem(slop) = [4.85 - slop * 2, 6.05 - slop * 2];
function outer_box_cherry_stem(slop) = [6 - slop, 6 - slop];
// .005 purely for aesthetics, to get rid of that ugly crosshatch
function cherry_cross(slop, extra_vertical = 0) = [
// horizontal tine
[4.03 + slop, 1.15 + slop / 3],
// vertical tine
[1.25 + slop / 3, 4.23 + extra_vertical + slop / 3 + .005],
];
module inside_cherry_cross(slop) {
// inside cross
// translation purely for aesthetic purposes, to get rid of that awful lattice
translate([0,0,-0.005]) {
linear_extrude(height = stemCrossHeight) {
square(cherry_cross(slop, extra_vertical)[0], center=true);
square(cherry_cross(slop, extra_vertical)[1], center=true);
}
}
// Guides to assist insertion and mitigate first layer squishing
{
for (i = cherry_cross(slop, extra_vertical)) hull() {
linear_extrude(height = 0.01, center = false) offset(delta = 0.4) square(i, center=true);
translate([0, 0, 0.5]) linear_extrude(height = 0.01, center = false) square(i, center=true);
}
}
}
module cherry_stem(depth, slop) {
difference(){
// outside shape
linear_extrude(height = depth) {
offset(r=1){
square(outer_cherry_stem(slop) - [2,2], center=true);
}
}
inside_cherry_cross(slop);
}
}
module choc_stem() {
translate([5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
translate([-5.7/2,0,-3.4/2+2])difference(){
cube([1.25,3, 3.4], center= true);
translate([3.9,0,0])cylinder(d=7,3.4,center = true);
translate([-3.9,0,0])cylinder(d=7,3.4,center = true);
}
}
/// ----- helper functions
function rounded_rectangle_profile(size=[1,1],r=1,fn=32) = [
for (index = [0:fn-1])
let(a = index/fn*360)
r * [cos(a), sin(a)]
+ sign_x(index, fn) * [size[0]/2-r,0]
+ sign_y(index, fn) * [0,size[1]/2-r]
];
function elliptical_rectangle(a = [1,1], b =[1,1], fn=32) = [
for (index = [0:fn-1]) // section right
let(theta1 = -atan(a[1]/b[1])+ 2*atan(a[1]/b[1])*index/fn)
[b[1]*cos(theta1), a[1]*sin(theta1)]
+ [a[0]*cos(atan(b[0]/a[0])) , 0]
- [b[1]*cos(atan(a[1]/b[1])) , 0],
for(index = [0:fn-1]) // section Top
let(theta2 = atan(b[0]/a[0]) + (180 -2*atan(b[0]/a[0]))*index/fn)
[a[0]*cos(theta2), b[0]*sin(theta2)]
- [0, b[0]*sin(atan(b[0]/a[0]))]
+ [0, a[1]*sin(atan(a[1]/b[1]))],
for(index = [0:fn-1]) // section left
let(theta2 = -atan(a[1]/b[1])+180+ 2*atan(a[1]/b[1])*index/fn)
[b[1]*cos(theta2), a[1]*sin(theta2)]
- [a[0]*cos(atan(b[0]/a[0])) , 0]
+ [b[1]*cos(atan(a[1]/b[1])) , 0],
for(index = [0:fn-1]) // section Top
let(theta2 = atan(b[0]/a[0]) + 180 + (180 -2*atan(b[0]/a[0]))*index/fn)
[a[0]*cos(theta2), b[0]*sin(theta2)]
+ [0, b[0]*sin(atan(b[0]/a[0]))]
- [0, a[1]*sin(atan(a[1]/b[1]))]
];
function sign_x(i,n) =
i < n/4 || i > n-n/4 ? 1 :
i > n/4 && i < n-n/4 ? -1 :
0;
function sign_y(i,n) =
i > 0 && i < n/2 ? 1 :
i > n/2 ? -1 :
0;

195834
chordv1.stl

File diff suppressed because it is too large Load diff