file renaming and concaves

This commit is contained in:
pseudoku 2019-09-18 15:22:44 -05:00
parent 0476ffe772
commit 9a4b38b2c8
8 changed files with 885 additions and 51 deletions

398
DES_Choc_Concave.scad Normal file
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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) Sculpted Profile for 6x3 and corne thumb
Version 2: Eliptical Rectangle
*/
//#square([18.16, 18.16], center = true);
//TODO add shift
mirror([0,0,0])keycap(keyID = 3, cutLen = 0, Stem =true, Dish = true, Stab = 0 , visualizeDish = true, crossSection = false, homeDot = false, Legends = false);
//#translate([0,0,0])cube([14.5, 13.5, 10], center = true); // internal check
//#translate([0,0,0])cube([17.5, 16.5, 10], center = true); // external check
//n 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 = [6:6]){
// for(Row = [1:3]){
// translate([19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = false, Dish = true, visualizeDish = false, crossSection = false,Legends = false);
// }
//}
//////corne thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([6, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([26, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
////kyria Thumb
// translate([-39, 0, 0])rotate([0,0,30])translate([0,-19.5, 0])keycap(keyID = 24, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([-39, 0, 0])rotate([0,0,30])translate([0, -1, 0])keycap(keyID = 25, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([-17, 0, 0])rotate([0,0,30])translate([0, 0, 0])keycap(keyID = 26, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([6, 0, 0])rotate([0,0,15])keycap(keyID = 27, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([26, 2.2, 0])rotate([0,0,0])keycap(keyID = 28, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
//normie hipro
// for(Row = [0:4]){
// translate([0, 19*Row, 0])keycap(keyID = 29+Row, cutLen = 0, Stem = false, Dish = true, visualizeDish = false, crossSection = false,Legends = false);
// }
//#translate([0,38,13])cube([18-5.7, 18-5.7,1],center = true);
//Parameters
wallthickness = 1.2;
topthickness = 3; //
stepsize = 50; //resolution of Trajectory
step = 1; //resolution of ellipes
fn = 64; //resolution of Rounded Rectangles: 60 for output
layers = 40; //resolution of vertical Sweep: 50 for output
dotRadius = 1.25; //home dot size
//---Stem param
slop = 0.25;
stemRot = 0;
stemWid = 7.2;
stemLen = 5.5;
stemCrossHeight = 1.8;
extra_vertical = 0.6;
StemBrimDep = 0;
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, CapR0i, CapR0f, CapR1i, CapR1f, CapREx, StemEx
//normie hipro
[17.16, 17.16, 6.5, 6.5, 11, 0, 0, -10, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R5
[17.16*2, 17.16, 6.5, 6.5, 11, 0, 0, -10, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R5 2u
[16.80, 15.80, 7, 4, 5.5, 0, .0, 5, -0, -0, 2, 3, .75, 1, .75, 4, 2, 2],
[16.80, 15.80, 7, 4, 5.5, 0, .0, 5, -0, -0, 2, 3, .75, 1, .75, 4, 2, 2],
[17.16, 17.16, 6.5, 6.5, 14.0, 0, 0, -14, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R1
];
dishParameters = //dishParameter[keyID][ParameterID]
[
//FFwd1 FFwd2 FPit1 FPit2 DshDepi DishDepf,DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
[ 3, 3, -10, -50, 3, 7, 8.2, 9, 2, 5, 3, 0, -30, 8.2, 9, 2], //R5
[ 3, 3, -10, -50, 3, 7, 18.2, 21, 2, 5, 3, 0, -30, 18.2, 21, 2], //R4
[ 4., 1.5, 8, -55, 3, 7, 9.0, 9, 2, 4, 3, 3, -50, 9, 9, 2], //R3
[ 4., 1.5, -0, -50, 3, 7, 9.0, 9, 2, 4, 3, -10, -50, 9, 9, 2], //R3
[ 5, 3.5, 8, -50, 5, 1.8, 8.8, 15, 2, 6, 4, 13, 30, 8.8, 16, 2], //R1
];
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 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 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];
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 = 270, rot2 =450),
[[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) -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) =
[
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) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemWid - 2*slop),
pow(t/stemLayers, StemExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemLen - 2*slop)
];
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, Stab = 0) {
//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), DishDepth(keyID)+1.5, d = 0)) ];
BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(DishDepth(keyID), BackDishArc(i), DishDepth(keyID)+1.5, d = 0)) ];
//builds
difference(){
union(){
difference(){
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)), elliptical_rectangle(InnerTransform(i, keyID), b = CapRoundness(i,keyID),fn=fn))]);
}
}
if(Stem == true){
translate([0,0,StemBrimDep])rotate([0,0,stemRot])choc_stem(); // 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);
//TODO add binding support?
}
#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)))]); //Transition Support for taller profile
}
//cut for fonts and extra pattern for light?
}
//Cuts
//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([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 = dotRadius);
}
//------------------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) {
D1=.15;
D2=.05;
H1=3.5;
CrossDist = 1.75;
difference(){
// outside shape
linear_extrude(height = depth) {
offset(r=1){
square(outer_cherry_stem(slop) - [2,2], center=true);
}
}
inside_cherry_cross(slop);
hull(){
translate([CrossDist,CrossDist-.1,0])cylinder(d1=D1, d2=D2, H1);
translate([-CrossDist,-CrossDist+.1,0])cylinder(d1=D1, d2=D2, H1);
}
hull(){
translate([-CrossDist,CrossDist-.1])cylinder(d1=D1, d2=D2, H1);
translate([CrossDist,-CrossDist+.1])cylinder(d1=D1, d2=D2, H1);
}
}
}
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]))]
]/2;
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

@ -11,11 +11,15 @@ use <skin.scad>
/*Tester */
translate([0, 0, 0])rotate([0,0,0])mirror([0,0,0])keycap(keyID = 1, cutLen = -ChocCut, Stem =true, Dish = true, SecondaryDish = true ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
translate([0,-17.5, 0])rotate([0,0,0])mirror([0,1,0])keycap(keyID = 1, cutLen = -ChocCut, Stem =true, Dish = true, SecondaryDish = true ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
translate([18,-17.5, 0])rotate([0,0,180])mirror([0,0,0])keycap(keyID = 1, cutLen = -ChocCut, Stem =true, Dish = true, SecondaryDish = true ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
translate([18, 0, 0])rotate([0,0,180])mirror([0,1,0])keycap(keyID = 1, cutLen = -ChocCut, Stem =true, Dish = true, SecondaryDish = true ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = true, Legends = false);
translate([0, 17, 0])rotate([0,0,0])mirror([1,0,0])keycap(keyID = 0, cutLen = -6, Stem =true, Dish = true, SecondaryDish = false ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
//translate([-3, 0, 0])rotate([0,0,0])mirror([0,0,0])keycap(keyID = 0, cutLen = 7, Stem =true, Dish = true, SecondaryDish = false ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
//translate([3, 0, 0])rotate([0,0,0])mirror([0,0,0])keycap(keyID = 0, cutLen = -7, Stem =true, Dish = true, SecondaryDish = false ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
// translate([0,-17.5, 0])rotate([0,0,0])mirror([0,1,0])keycap(keyID = 1, cutLen = -ChocCut, Stem =true, Dish = true, SecondaryDish = true ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
//
// translate([18,-17.5, 0])rotate([0,0,180])mirror([0,0,0])keycap(keyID = 1, cutLen = -ChocCut, Stem =true, Dish = true, SecondaryDish = true ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
// translate([18, 0, 0])rotate([0,0,180])mirror([0,1,0])keycap(keyID = 1, cutLen = -ChocCut, Stem =true, Dish = true, SecondaryDish = true ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = true, Legends = false);
//#translate([0,0,0])cube([14.5, 13.5, 10], center = true); // internal check
@ -32,8 +36,8 @@ thumbSec = false;
wallthickness = 1.1; // 1.75 for mx size, 1.1
topthickness = 3; //2 for phat 3 for chicago
stepsize = 50; //resolution of Trajectory
step = 6; //resolution of ellipes
fn = 32; //resolution of Rounded Rectangles: 60 for output
step = 1; //resolution of ellipes
fn = 64; //resolution of Rounded Rectangles: 60 for output
layers = 40; //resolution of vertical Sweep: 50 for output
//---Stem param
@ -62,6 +66,7 @@ keyParameters = //keyParameters[KeyID][ParameterID]
[17.20, 16.00, 4.25, 3.25, 5.5, -.7, 0.7, 0, -4, -0, 2, 2, .10, 2, .10, 2, 2, 2], //Levee Corner R2
[17.20, 16.00, 4.25, 3.25, 5.2, -.8, 0.6, 0, -4, -0, 2, 3, .10, 2, .10, 2, 2, 2], //Levee Corner R2
[16.80*1.25, 15.60, 5, 4, 4.5, 0, .0, 0, -0, -0, 2, 3, .75, 3, .75, 3, 2, 2], //Chicago Steno R2/R4 1.25u
];
dishParameters = //dishParameter[keyID][ParameterID]
@ -73,6 +78,8 @@ dishParameters = //dishParameter[keyID][ParameterID]
[ 6, 3.5, 7, -50, 5, 1.0, 16, 23, 2, 6, 3.5, 7, -50, 16, 23, 2], //Levee Steno R2/R4
[ 6, 3.5, 7, -50, 5, 1.0, 16, 23, 2, 6, 3.5, 7, -50, 16, 23, 2], //Levee Steno R2/R4
[ 4.5, 4, 5, -40, 8, 1.8, 15, 16, 2, 4.5, 4, 5, -40, 15, 16, 2] //Chicago Steno R2/R4
];
SecondaryDishParam =
@ -82,6 +89,8 @@ SecondaryDishParam =
[ 6, 3.5, 7, -50, 3, 2, 8, 8, 2, 5, 5, 5, 15, 10, 20, 2], //Levee Steno R2/R4
[ 6, 3.5, 7, -50, 5, 1.0, 16, 23, 2, 6, 3.5, 7, -50, 16, 23, 2], //Levee Steno R2/R4
[ 6, 3.5, 7, -50, 3, 2, 8, 8, 2, 5, 5, 5, 15, 10, 20, 2], //Chicago Steno R2/R4
];
function BottomWidth(keyID) = keyParameters[keyID][0]; //
function BottomLength(keyID) = keyParameters[keyID][1]; //
@ -298,7 +307,7 @@ module keycap(keyID = 0, cutLen = 0, visualizeDish = false, crossSection = false
//Fonts
if(cutLen != 0){
translate([0,sign(cutLen)*(BottomLength(keyID)+CapRound0i(keyID)+abs(cutLen))/2,0])
translate([sign(cutLen)*(BottomLength(keyID)+CapRound0i(keyID)+abs(cutLen))/2,0,0])
cube([BottomWidth(keyID)+CapRound1i(keyID)+1,BottomLength(keyID)+CapRound0i(keyID),50], center = true);
}
if(Legends == true){
@ -319,9 +328,9 @@ module keycap(keyID = 0, cutLen = 0, visualizeDish = false, crossSection = false
translate([BottomWidth(keyID)/2,-BottomLength(keyID)/2,KeyHeight(keyID)-SDishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(SFrontCurve);
rotate([0,0,180])translate([BottomWidth(keyID)/2,-BottomLength(keyID)/2,KeyHeight(keyID)-SDishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(SBackCurve);
rotate([0,0,180])translate([BottomWidth(keyID)/2,-BottomLength(keyID)/2,KeyHeight(keyID)-SDishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(SFrontCurve);
// rotate([0,0,180])translate([BottomWidth(keyID)/2,-BottomLength(keyID)/2,KeyHeight(keyID)-SDishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(SBackCurve);
//
// rotate([0,0,180])translate([BottomWidth(keyID)/2,-BottomLength(keyID)/2,KeyHeight(keyID)-SDishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(SFrontCurve);
}
}
if(crossSection == true) {

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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) Sculpted Profile for 6x3 and corne thumb
Version 2: Eliptical Rectangle
*/
//#square([18.16, 18.16], center = true);
//TODO add shift
mirror([0,0,0])keycap(keyID = 2, cutLen = 0, Stem =true, Dish = true, Stab = 0 , visualizeDish = true, crossSection = false, homeDot = false, Legends = false);
//n 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 = [6:6]){
// for(Row = [1:3]){
// translate([19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = false, Dish = true, visualizeDish = false, crossSection = false,Legends = false);
// }
//}
//////corne thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([6, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([26, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
////kyria Thumb
// translate([-39, 0, 0])rotate([0,0,30])translate([0,-19.5, 0])keycap(keyID = 24, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([-39, 0, 0])rotate([0,0,30])translate([0, -1, 0])keycap(keyID = 25, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([-17, 0, 0])rotate([0,0,30])translate([0, 0, 0])keycap(keyID = 26, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([6, 0, 0])rotate([0,0,15])keycap(keyID = 27, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([26, 2.2, 0])rotate([0,0,0])keycap(keyID = 28, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
//normie hipro
// for(Row = [0:4]){
// translate([0, 19*Row, 0])keycap(keyID = 29+Row, cutLen = 0, Stem = false, Dish = true, visualizeDish = false, crossSection = false,Legends = false);
// }
//#translate([0,38,13])cube([18-5.7, 18-5.7,1],center = true);
//Parameters
wallthickness = 2;
topthickness = 3; //
stepsize = 50; //resolution of Trajectory
step = 1; //resolution of ellipes
fn = 64; //resolution of Rounded Rectangles: 60 for output
layers = 40; //resolution of vertical Sweep: 50 for output
dotRadius = 1.25; //home dot size
//---Stem param
slop = 0.25;
stemRot = 0;
stemWid = 7.2;
stemLen = 5.5;
stemCrossHeight = 4;
extra_vertical = 0.6;
StemBrimDep = 0.75;
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, CapR0i, CapR0f, CapR1i, CapR1f, CapREx, StemEx
//normie hipro
[17.16, 17.16, 6.5, 6.5, 11, 0, 0, -10, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R5
[17.16*2,17.16, 6.5, 6.5, 11, 0, 0, -10, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R5 2u
[17.16, 17.16, 6.5, 6.5, 9, 0, 0, 3, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R3 Home
[17.16, 17.16, 6.5, 6.5, 10, 0, 0, -11, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R2
[17.16, 17.16, 6.5, 6.5, 14.0, 0, 0, -14, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R1
];
dishParameters = //dishParameter[keyID][ParameterID]
[
//FFwd1 FFwd2 FPit1 FPit2 DshDepi DishDepf,DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
[ 3, 3, -10, -50, 3, 7, 8.2, 9, 2, 5, 3, 0, -30, 8.2, 9, 2], //R5
[ 3, 3, -10, -50, 3, 7, 18.2, 21, 2, 5, 3, 0, -30, 18.2, 21, 2], //R4
[ 3, 3, -10, -50, 3, 7, 8.8, 9, 2, 4, 3, -5, -30, 8.8, 9, 2], //R3
[ 6, 3, 10, -50, 5, 1.8, 8.8, 15, 2, 5, 4, 12, -55, 8.8, 16, 2], //R2
[ 5, 3.5, 8, -50, 5, 1.8, 8.8, 15, 2, 6, 4, 13, 30, 8.8, 16, 2], //R1
];
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 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 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];
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 = 270, rot2 =450),
[[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) -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) =
[
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+StemBrimDep + (t/stemLayers*(KeyHeight(keyID)- topthickness - stemCrossHeight-.1 -StemBrimDep)) //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) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemWid - 2*slop),
pow(t/stemLayers, StemExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemLen - 2*slop)
];
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, Stab = 0) {
//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), DishDepth(keyID)+1.5, d = 0)) ];
BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(DishDepth(keyID), BackDishArc(i), DishDepth(keyID)+1.5, d = 0)) ];
//builds
difference(){
union(){
difference(){
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)), elliptical_rectangle(InnerTransform(i, keyID), b = CapRoundness(i,keyID),fn=fn))]);
}
}
if(Stem == true){
translate([0,0,StemBrimDep])rotate([0,0,stemRot])cherry_stem(KeyHeight(keyID)-StemBrimDep, 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);
//TODO add binding support?
}
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)))]); //Transition Support for taller profile
}
//cut for fonts and extra pattern for light?
}
//Cuts
//Fonts
if(Legends == true){
#rotate([-XAngleSkew(keyID),YAngleSkew(keyID),ZAngleSkew(keyID)])translate([-0,0,KeyHeight(keyID)-2.0])linear_extrude(height = 1)text( text = "No U", 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 = dotRadius);
}
//------------------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) {
D1=.15;
D2=.05;
H1=3.5;
CrossDist = 1.75;
difference(){
// outside shape
linear_extrude(height = depth) {
offset(r=1){
square(outer_cherry_stem(slop) - [2,2], center=true);
}
}
inside_cherry_cross(slop);
hull(){
translate([CrossDist,CrossDist-.1,0])cylinder(d1=D1, d2=D2, H1);
translate([-CrossDist,-CrossDist+.1,0])cylinder(d1=D1, d2=D2, H1);
}
hull(){
translate([-CrossDist,CrossDist-.1])cylinder(d1=D1, d2=D2, H1);
translate([CrossDist,-CrossDist+.1])cylinder(d1=D1, d2=D2, H1);
}
}
}
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]))]
]/2;
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

@ -13,18 +13,18 @@ Version 2: Eliptical Rectangle
//#square([18.16, 18.16], center = true);
//TODO add shift
keycap(keyID = 28, cutLen = 0, Stem =true, Dish = true, Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false);
mirror([1,0,0])keycap(keyID = 33, 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);
//n 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 = [0:2]){
//for(Col = [6:6]){
// for(Row = [1:3]){
// translate([19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = false, Dish = true, visualizeDish = false, crossSection = false,Legends = false);
// }
//}
////
//////corne thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([6, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
@ -37,6 +37,13 @@ RowHome = [0,2.5,5,2.5,0,0];
// translate([6, 0, 0])rotate([0,0,15])keycap(keyID = 27, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
// translate([26, 2.2, 0])rotate([0,0,0])keycap(keyID = 28, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
//normie hipro
// for(Row = [0:4]){
// translate([0, 19*Row, 0])keycap(keyID = 29+Row, cutLen = 0, Stem = false, Dish = true, visualizeDish = false, crossSection = false,Legends = false);
// }
//#translate([0,38,13])cube([18-5.7, 18-5.7,1],center = true);
//Parameters
wallthickness = 2;
topthickness = 3; //
@ -48,8 +55,8 @@ dotRadius = 1.25; //home dot size
//---Stem param
slop = 0.25;
stemRot = 0;
stemWid = 7.2;
stemLen = 5.5;
stemWid = 5.5;
stemLen = 7.2;
stemCrossHeight = 4;
extra_vertical = 0.6;
StemBrimDep = 0.75;
@ -59,17 +66,17 @@ keyParameters = //keyParameters[KeyID][ParameterID]
[
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapR0i, CapR0f, CapR1i, CapR1f, CapREx, StemEx
//Column 0
[17.16, 17.16*1.5, 6, 7, 13, 0, 0, -13, 10, -5, 2, 2, 1, 4.85, 1, 3, 2, 2], //R5 0
[17.16, 17.16*1.5, 6, 7, 13, 0, 0, -13, 10, -5, 2, 2, 1, 4.85, 1, 3, 2, 2], //R5 0 Corne thumb
[17.16, 17.16, 6.5, 6.5, 9+4, 0, 0, 12, -10, -5, 2, 2, 1, 5, 1, 3.5, 2, 2], //R4
[17.16, 17.16, 6.5, 6.5, 8+4, 0, 0, -2, -10, -5, 2, 2, 1, 5, 1, 3.5, 2, 2], //R3 Home
[17.16, 17.16, 6.5, 6.5, 9+4, 0, 0, -10, -10, -5, 2, 2, 1, 5, 1, 3.5, 2, 2], //R2
//Column 1
[17.16, 17.16, 4, 5, 14, 0, 0, -13, 5, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R5 4
[17.16, 17.16, 4, 5, 14, 0, 0, -13, 5, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R5 4 corne thumb
[17.16, 17.16, 6.5, 6.5, 9+3, 0, 0, 12, -3, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R4
[17.16, 17.16, 6.5, 6.5,8+2.5, 0, 0, -2, -3, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R3 Home
[17.16, 17.16, 6.5, 6.5, 9+3, 0, 0, -12, -3, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R2
//Column 2 middle
[17.16, 17.16, 4, 6, 15, 0, 0, -13, 10, 15, 2, 2, 1, 5, 1, 2, 2, 2], //R5 8
[17.16, 17.16, 4, 6, 15, 0, 0, -13, 10, 15, 2, 2, 1, 5, 1, 2, 2, 2], //R5 8 corne thumb
[17.16, 17.16, 6.5, 6.5, 9, 0, 0, 10, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R4
[17.16, 17.16, 6.5, 6.5, 8, 0, 0, -2, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R3 Home
[17.16, 17.16, 6.5, 6.5, 9, 0, 0, -12, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R2
@ -94,7 +101,12 @@ keyParameters = //keyParameters[KeyID][ParameterID]
[17.16, 17.16*2, 6, 7, 11, 0, 0, -8, 10, -5, 2, 2, 1, 4.85, 1, 3.5, 2, 2], //T1R1 2u
[17.16, 17.16, 4, 5, 12, 0, 0, -13, 5, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //T2R1
[17.16, 17.16, 4, 6, 13, 0, 0, -13, 10, 15, 2, 2, 1, 5, 1, 2, 2, 2], //T3R1
//normie hipro
[17.16, 17.16, 6.5, 6.5, 11, 0, 0, -11, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R5 8 corne thumb
[17.16, 17.16, 6.5, 6.5, 11.0, 0, 0, 9, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R4
[17.16, 17.16, 6.5, 6.5, 9, 0, 0, 3, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R3 Home
[17.16, 17.16, 6.5, 6.5, 10, 0, 0, -11, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R2
[17.16, 17.16, 6.5, 6.5, 14.0, 0, 0, -14, 0, 0, 2, 2, 1, 5, 1, 3.5, 2, 2], //R1
];
dishParameters = //dishParameter[keyID][ParameterID]
@ -136,6 +148,12 @@ dishParameters = //dishParameter[keyID][ParameterID]
[ 13, 4.5, 7, -39, 4, 1.8, 9.5, 15, 2, 13, 4, 8, -30, 9.5, 20, 2], //T1R1 2u
[ 5, 4.4, 5, -48, 5, 2, 10.5, 10, 2, 6, 4, 13, -30, 10.5, 18, 2], //T2R1
[ 5, 4.4, 5, -48, 4, 1.9, 11, 12, 2, 6, 4, 13, -35, 11, 28, 2], //T3R1
[ 6, 3, 10, -50, 5, 1.8, 8.8, 15, 2, 6, 4, 13, 30, 8.8, 16, 2], //R5
[ 6, 3, 18, -50, 5, 1.8, 8.8, 15, 2, 5, 4.4, 5, -55, 8.8, 15, 2], //R4
[ 6, 3, 18, -55, 5, 1.8, 8.8, 15, 2, 5, 3.5, 8, -55, 8.8, 15, 2], //R3
[ 6, 3, 10, -50, 5, 1.8, 8.8, 15, 2, 5, 4, 12, -55, 8.8, 16, 2], //R2
[ 5, 3.5, 8, -50, 5, 1.8, 8.8, 15, 2, 6, 4, 13, 30, 8.8, 16, 2], //R1
];
function FrontForward1(keyID) = dishParameters[keyID][0]; //

View file

@ -9,15 +9,15 @@ use <skin.scad>
//DP (Distored Pyramidal) [Double Penetration] Profile
//TODO add shift
keycap(keyID = 9, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = false, homeDot = false, Legends = false);
translate([0, -19, 0])keycap(keyID = 4, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = false, homeDot = false, Legends = false);
////fullsetee
RowHome = [0,2.5,5,2.5,0,0];
//for(Col = [4:4]){
// 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 = true);
// }
//}
for(Col = [0:0]){
for(Row = [0:3]){
translate([19*Col, 19*Row +RowHome[Col], 0])keycap(keyID = Col*4+Row, cutLen = 0, Stem = true, Dish = true, visualizeDish = true, crossSection = false);
}
}
////// thumb
// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
@ -25,12 +25,12 @@ RowHome = [0,2.5,5,2.5,0,0];
// 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;
wallthickness = 1.95;
topthickness = 2.5;
stepsize = 30; //resolution of Trajectory
step = 4; //resolution of ellipes
stepsize = 50; //resolution of Trajectory
step = 6; //resolution of ellipes
fn = 32; //resolution of Rounded Rectangles: 60 for output
layers = 30; //resolution of vertical Sweep: 50 for output
layers = 50; //resolution of vertical Sweep: 50 for output
//---Stem param
slop = 0.3;
@ -39,7 +39,8 @@ stemWid = 7.2;
stemLen = 5.5;
stemCrossHeight = 4;
extra_vertical = 0.6;
stemLayers = 50; //resolution of stem to cap top transition
StemBrimDep = 0.75;
stemLayers = 50; //resolution of stem to cap top transition
dishLayers = 30;
@ -47,19 +48,19 @@ keyParameters = //keyParameters[KeyID][ParameterID]
[
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapR0i, CapR0f, CapR1i, CapR1f, CapREx, StemEx
//Column 0
[17.16, 17.16*1.5, 6, 6, 14, 0, 0, -13, -10, -5, 2, 2, 1, 5, 1, 3, 2, 2], //R5 0
[17.16, 17.16, 6.5, 6.5, 8+4, 0, 0, 10, -10, -5, 2, 2, 1, 5, 1, 3, 2, 2], //R4
[17.16, 17.16, 6.5, 6.5, 7+4, 0, 0, -2, -10, -5, 2, 2, 1, 5, 1, 3, 2, 2], //R3 Home
[17.16, 17.16, 6.5, 6.5, 8+4, 0, 0, -10, -10, -5, 2, 2, 1, 5, 1, 3, 2, 2], //R2
[17.16, 17.16, 5.5, 5.5, 7.8+3, 0, 0, 9, 0, -0, 2, 2, 1, 3.999, 1, 5, 2, 2], //R4
[17.16, 17.16, 5.5, 5.5, 7+3, 0, 0, -3, 0, -0, 2, 2, 1, 3.399, 1, 5, 2, 2], //R3
[17.16, 17.16, 5.5, 5.5, 8.5+3, 0, 0, -8, 0, -0, 2, 2, 1, 3.399, 1, 5, 2, 2], //R2 Home
[17.16, 17.16, 5.5, 5.5,11.5+3, 0, 0, -14, 0, -0, 2, 2, 1, 3.399, 1, 5, 2, 2], //R1
//Column 1
[17.16, 17.16, 6, 6, 13, 0, 0, -13, 5, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R5 4
[17.16, 17.16, 6.5, 6.5, 8+3, 0, 0, 5, -3, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R4
[17.16, 17.16, 6.5, 6.5,7+2.5, 0, 0, -2, -3, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R3 Home
[17.16, 17.16, 6.5, 6.5, 8+3, 0, 0, -12, -3, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R2
[17.16, 17.16, 6, 6, 12, 0, 0, -5, 0, 0, 2, 2, 1, 3.399, 1, 5, 2, 2], //R5 1u
[17.16, 17.16, 6.5, 6.5, 8+3, 0, 0, 5, -3, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R5 1.258
[17.16, 17.16, 6.5, 6.5,7+2.5, 0, 0, -2, -3, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R5 1.58
[17.16, 17.16, 6.5, 6.5, 8+3, 0, 0, -12, -3, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R5 Concave 1u
//Column 2 middle
[17.16, 17.16, 6, 6, 13, 0, 0, -13, 10, 15, 2, 2, 1, 5, 1, 3, 2, 2], //R5 8
[17.16, 17.16, 6.5, 6.5, 7.1, 0, 0, 0, 0, 0, 2, 2, 1, 4.85, 1, 3, 2, 2], //R4
[17.16, 17.16, 6.5, 6.5, 7, 0, 0, -2, 0, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R3 Home
[17.16, 17.16, 6.5, 6.5, 7, 0, 0, -2, 0, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R3 RPA low pro
[17.16, 17.16, 6.5, 6.5, 8, 0, 0, -12, 0, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R2
//Column 3
[17.16, 17.16, 6, 6, 11+3, 0, 0, 13, -4, 0, 2, 2, 1, 5, 1, 3, 2, 2], //R5 12
@ -101,10 +102,10 @@ dishParameters = //dishParameter[keyID][ParameterID]
[
// EdOf fn LEx WEx DshDep Ch0i, ch1i, Ch0f, Ch1f, DishExp
//Column 0
[ 2, .005, 2, 2, 1.5, 6, 4, .001, .001, 2], //R2
[ 2, .005, 2, 2, 1.5, 6, 4, .001, .001, 2], //R3
[ 2, .005, 2, 2, 1.5, 6, 4, .001, .001, 2], //R4
[ 2, .005, 2, 2, 1.5, 6, 4, .001, .001, 2], //R5
[ 1, .005, 3, 3, 2.0, 3.399, 5, .001, .001, 1.5], //R4
[ 1, .005, 3, 3, 2.0, 3.399, 5, .001, .001, 1.5], //R3
[ 1, .005, 3, 3, 2.0, 3.399, 5, .001, .001, 1.5], //R2
[ 1, .005, 3, 3, 2.0, 3.399, 5, .001, .001, 1.5], //R1
//Column 1
[ 2, .005, 2, 2, 1.5, 6, 4, .001, .001, 2], //R2
[ 2, .005, 2, 2, 1.5, 6, 4, .001, .001, 2], //R3
@ -219,7 +220,7 @@ 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
stemCrossHeight+.1+StemBrimDep + (t/stemLayers*(KeyHeight(keyID)- topthickness - stemCrossHeight-.1 -StemBrimDep)) //Z shift
];
function StemRotation(t, keyID) =
@ -231,8 +232,8 @@ function StemRotation(t, keyID) =
function StemTransform(t, keyID) =
[
pow(t/stemLayers, StemExponent(keyID))*(BottomWidth(keyID) -TopWidthDiff(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)
pow(t/stemLayers, StemExponent(keyID))*(BottomWidth(keyID) -TopWidthDiff(keyID)-wallthickness) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemWid - 2*slop),
pow(t/stemLayers, StemExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemLen - 2*slop)
];
function StemRadius(t, keyID) = pow(t/stemLayers,3)*3 + (1-pow(t/stemLayers, 3))*1;
@ -266,7 +267,7 @@ function DishRoundness(t, keyID) =
];
///----- KEY Builder Module
module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false, Dish = true, Stem = false, homeDot = false, Stab = false) {
module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false, Dish = true, Stem = false, homeDot = false, Stab = false, Stab = 0) {
// //Set Parameters for dish shape
// FrontPath = quantize_trajectories(FrontTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
@ -291,7 +292,7 @@ module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false,
}
}
if(Stem == true){
rotate([0,0,stemRot])cherry_stem(KeyHeight(keyID), slop); // generate mx cherry stem, not compatible with box
translate([0,0,StemBrimDep])rotate([0,0,stemRot])cherry_stem(KeyHeight(keyID)-StemBrimDep-1, slop); //
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);
@ -364,17 +365,30 @@ module inside_cherry_cross(slop) {
}
module cherry_stem(depth, slop) {
D1=.15;
D2=.05;
H1=3.5;
CrossDist = 1.75;
difference(){
// outside shape
linear_extrude(height = depth-topthickness/2) {
linear_extrude(height = depth) {
offset(r=1){
square(outer_cherry_stem(slop) - [2,2], center=true);
}
}
inside_cherry_cross(slop);
hull(){
translate([CrossDist,CrossDist-.1,0])cylinder(d1=D1, d2=D2, H1);
translate([-CrossDist,-CrossDist+.1,0])cylinder(d1=D1, d2=D2, H1);
}
hull(){
translate([-CrossDist,CrossDist-.1])cylinder(d1=D1, d2=D2, H1);
translate([CrossDist,-CrossDist+.1])cylinder(d1=D1, d2=D2, H1);
}
}
}
/// ----- helper functions
function rounded_rectangle_profile(size=[1,1],r=1,fn=32) = [
for (index = [0:fn-1])