use //for cheaper minwoski use use use use use use //use // Choc Chord version Chicago Stenographer with sculpte Thumb cluter // change stemrot mirror([1,0,0])keycap( keyID = 1, //change profile refer to KeyParameters Struct cutLen = 0, //Don't change. for chopped caps Stem = true, //tusn on shell and stems StemRot = 0,//change stem orientation by deg Dish = true, //turn on dish cut Stab = 0, visualizeDish = false, // turn on debug visual of Dish crossSection = false, // center cut to check internal homeDot = false, //turn on homedots Legends = false ); //-Parameters wallthickness = 1.1; // 1.75 for mx size, 1.1 topthickness = 2.5; //2 for phat 3 for chicago stepsize = 40; //resolution of Trajectory step =2; //resolution of ellipes fn = 32; //resolution of Rounded Rectangles: 60 for output layers = 40; //resolution of vertical Sweep: 50 for output //---Stem param slop = 0.3; stemWid = 8; stemLen = 6; stemCrossHeight = 1.8; extra_vertical = 0.6; stemLayers = 50; //resolution of stem to cap top transition //#cube([18.16, 18.16, 10], center = true); // sanity check border //injection param draftAngle = 0; //degree note:Stem Only //TODO: Add wall thickness transition? keyParameters = //keyParameters[KeyID][ParameterID] [ // BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapR0i, CapR0f, CapR1i, CapR1f, CapREx, StemEx //Column 0 //Levee: Chicago in choc Dimension for ref [17.20, 16.00, 5.6, 5, 5.0, 0, .0, 5, -0, -0, 2, 2.5, .10, 2, .10, 3, 2, 2], //Levee Steno R2/R4 [17.20, 16.00, 5.6, 5, 4.6, 0, .0, 0, -0, -0, 2, 2.5, .10, 3, .10, 3, 2, 2], //Levee Steno R3 //Thumb [17.20, 16.00, 4.25, 3.25, 5.0, -.5, 0.0, -3, -3, -0, 2, 2, .10, 2, .10, 2, 2, 2], //Thumb 1 [15.65, 26.4, 5.5, 3.25, 4.9, -.5, 0.0, -3, -2, -2, 2, 2, .3, 2, .3, 2.5, 2, 2], //Thumb 1.5 [15.65, 35.8, 4.25, 3.25, 4.9, -.25, 0.0, -2.5, -4, -2, 2, 3, .3, 2, .3, 2.5, 2, 2], //Thumb 2.0 //1.25 5 [21.3, 15.60, 5.6, 5, 4.5, 0, .0, 5, -0, -0, 2, 2, .5, 3, .5, 3, 2, 2], //Chicago Steno R2/R4 1.25u [21.4, 15.60, 5.6, 5, 4.5, 0, .0, 0, -0, -0, 2, 2, .5, 3, .5, 3, 2, 2], //Chicago Steno R3 1.25u //1.5 7 [26.15, 15.60, 5.6, 5, 4.5, 0, .0, 5, -0, -0, 2, 2, .5, 3, .5, 3, 2, 2], //Chicago Steno R2/R4 1.5 [26.15, 15.60, 5.6, 5, 4.5, 0, .0, 0, -0, -0, 2, 2, .5, 3, .5, 3, 2, 2], //Chicago Steno R3 1.5u //1.75 9 [30.90, 15.60, 5.6, 5, 4.5, 0, .0, 5, -0, -0, 2, 2, .5, 3, .5, 3, 2, 2], //Chicago Steno R2/R4 1.5 [30.90, 15.60, 5.6, 5, 4.5, 0, .0, 0, -0, -0, 2, 2, .5, 3, .5, 3, 2, 2], //Chicago Steno R3 1.5u // Ergo shits [18.75, 18.75, 5.6, 5, 8, 0, .25, 0, -0, -0, 2, 2.5, .10, 3, .10, 3, 2, 2], //highpro 19.05 R2|4 [17.20, 16.00, 5.6, 5, 4.7, 0, .0, 3, -0, -0, 2, 2.5, .10, 2, .10, 3, 2, 2], //Chicago Steno R2 ALT [17.20, 16.00, 5.6, 5, 5.5, 0, .0, 7, -0, -0, 2, 2.5, .10, 2, .10, 3, 2, 2], //Chicago Steno R1 Steap [17.20, 16.00, 5.6, 5, 7.0, 0, .0, 10, -0, -0, 2, 2.5, .10, 2, .10, 3, 2, 2], //Chicago Steno R1 mild with alt R2 ]; dishParameters = //dishParameter[keyID][ParameterID] [ //FFwd1 FFwd2 FPit1 FPit2 DshDep DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx FTani FTanf BTani BTanf TanEX PhiInit PhiFin //Column 0 [ 4.5, 4, 7, -50, 7, 1.7, 11, 17, 2, 4.5, 4, 2, -35, 11, 15, 2, 3, 4.5, 3, 4.5, 2, 203, 210], //Chicago Steno R2/R4 [ 4.5, 4, 5, -40, 7, 1.7, 11, 15, 2, 4.5, 4, 5, -40, 11, 15, 2, 4, 5, 4, 5, 2, 200, 210], //Chicago Steno R3 flat [ 5, 5.5, 0, -40, 7, 1.7, 16, 18, 2, 5.5, 3.5, 5, -50, 16, 18, 2, 5, 3.75, 2, 3.75, 2, 199, 210], //T1 [ 10, 4.5, 0, -40, 7, 1.7, 16, 15, 2, 10, 3.5, 5, -50, 16, 18, 2, 3, 3.75, .75, 3.75, 2, 200, 210], //1.5u [ 14.5, 4.5, 4, -40, 7, 1.7, 16, 18, 2, 14.5, 4.5, 2, -35, 16, 23, 2, 3, 3.75, .75, 3.75, 2, 200, 210], //2.0u //1.25 [ 4.5, 4, 7, -40, 8, 1.8, 15, 20, 2, 4.5, 4, 2, -35, 15, 20, 2, 3, 5, 7, 5, 2, 200, 210], //Chicago Steno R2/R4 [ 4.5, 4, 5, -40, 8, 1.8, 15, 20, 2, 4.5, 4, 5, -40, 15, 20, 2, 3, 5, 7, 5, 2, 200, 210], //Chicago Steno R3 //1.5 [ 4.5, 4, 7, -40, 8, 1.8, 19, 25, 2, 4.5, 4, 2, -35, 19, 25, 2], //Chicago Steno R2/R4 [ 4.5, 4, 5, -40, 8, 1.8, 19, 25, 2, 4.5, 4, 5, -40, 19, 25, 2], //Chicago Steno R3 //1.75 [ 4.5, 4, 7, -40, 8, 1.8, 22.5, 27, 2, 4.5, 4, 2, -35, 22.5, 27, 2], //Chicago Steno R2/R4 [ 4.5, 4, 5, -40, 8, 1.8, 22.5, 27, 2, 4.5, 4, 5, -40, 22.5, 27, 2], //Chicago Steno R3 [ 5, 5, 5, -40, 7, 1.7, 11, 15, 2, 5, 5, 5, -40, 11, 15, 2], //Chicago Steno R3 flat [ 4.5, 4, 7, -50, 7, 1.7, 11, 17, 2, 4.5, 4, 2, -35, 11, 15, 2], //Chicago Steno R1 [ 4.5, 4, 7, -50, 7, 1.7, 11, 17, 2, 4.5, 4, 2, -35, 11, 15, 2], //Chicago Steno R1 [ 4.5, 4, 7, -50, 7, 1.7, 11, 17, 2, 4.5, 4, 2, -35, 11, 15, 2], //Chicago Steno R1 ]; SecondaryDishParam = [ [ 6, 3.5, 7, -50, 3, 2, 8, 8, 2, 5, 5, 5, 15, 10, 20, 2], //Chicago Steno R2/R4 [ 6, 3.5, 7, -50, 3, 2.5, 8, 20, 3, 2, 4.2, 8, 0, 8, 8, 3], //Chicago Steno R3 flat [ 6, 3.5, 7, -50, 3, 2.5, 8, 20, 3, 2, 4.2, 8, 0, 8, 8, 3], //Chicago Steno R3 chord [ 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 //1.25 [ 6, 3.5, 7, -50, 3, 2, 8, 8, 2, 5, 5, 5, 15, 10, 20, 2], //Chicago Steno R2/R4 [ 6, 3.5, 7, -50, 3, 2.5, 8, 20, 3, 2, 4.2, 8, 0, 8, 8, 3], //Chicago Steno R3 flat //1.50 [ 6, 3.5, 7, -50, 3, 2, 8, 8, 2, 5, 5, 5, 15, 10, 20, 2], //Chicago Steno R2/R4 [ 6, 3.5, 7, -50, 3, 2.5, 8, 20, 3, 2, 4.2, 8, 0, 8, 8, 3], //Chicago Steno R3 flat [ 6, 3.5, 7, -50, 3, 2, 8, 8, 2, 5, 5, 5, 15, 10, 20, 2], //Chicago Steno R1 [ 6, 3.5, 7, -50, 3, 2, 8, 8, 2, 5, 5, 5, 15, 10, 20, 2], //Chicago Steno R1 [ 6, 3.5, 7, -50, 3, 2, 8, 8, 2, 5, 5, 5, 15, 10, 20, 2], //Chicago Steno R1 ]; 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 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 ForwardTanInit(keyID)= dishParameters[keyID][16]; function ForwardTanFin(keyID) = dishParameters[keyID][17]; function BackTanInit(keyID) = dishParameters[keyID][18]; function BackTanFin(keyID) = dishParameters[keyID][19]; function TanArcExpo(keyID) = dishParameters[keyID][20]; function TransitionAngleInit(keyID) = dishParameters[keyID][21]; function TransitionAngleFin(keyID) = dishParameters[keyID][22]; function SFrontForward1(keyID) = SecondaryDishParam[keyID][0]; // function SFrontForward2(keyID) = SecondaryDishParam[keyID][1]; // function SFrontPitch1(keyID) = SecondaryDishParam[keyID][2]; // function SFrontPitch2(keyID) = SecondaryDishParam[keyID][3]; // function SDishDepth(keyID) = SecondaryDishParam[keyID][4]; // function SDishHeightDif(keyID) = SecondaryDishParam[keyID][5]; // function SFrontInitArc(keyID) = SecondaryDishParam[keyID][6]; function SFrontFinArc(keyID) = SecondaryDishParam[keyID][7]; function SFrontArcExpo(keyID) = SecondaryDishParam[keyID][8]; function SBackForward1(keyID) = SecondaryDishParam[keyID][9]; // function SBackForward2(keyID) = SecondaryDishParam[keyID][10]; // function SBackPitch1(keyID) = SecondaryDishParam[keyID][11]; // function SBackPitch2(keyID) = SecondaryDishParam[keyID][12]; // function SBackInitArc(keyID) = SecondaryDishParam[keyID][13]; function SBackFinArc(keyID) = SecondaryDishParam[keyID][14]; function SBackArcExpo(keyID) = SecondaryDishParam[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(backward = BackForward1(keyID), pitch = -BackPitch1(keyID)), trajectory(backward = BackForward2(keyID), pitch = -BackPitch2(keyID)), ]; function SFrontTrajectory(keyID) = [ trajectory(forward = SFrontForward1(keyID), pitch = SFrontPitch1(keyID)), //more param available: yaw, roll, scale trajectory(forward = SFrontForward2(keyID), pitch = SFrontPitch2(keyID)), //You can add more traj if you wish ]; function SBackTrajectory (keyID) = [ trajectory(forward = SBackForward1(keyID), pitch = SBackPitch1(keyID)), trajectory(forward = SBackForward2(keyID), pitch = SBackPitch2(keyID)), trajectory(forward = 4, pitch = -15), trajectory(forward = 6, pitch = -5), ]; //------- 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 DishShape2 (a,b, phi = 200, theta, r) = concat( // [[c+a,b]], ellipse(a, b, d = 0,rot1 = 90, rot2 = phi), [for (t = [step:step*2:theta])let( sig = atan(a*cos(phi)/-b*sin(phi))) [ r*cos(-atan(-a*cos(phi)/b*sin(phi))-t) +a*cos(phi) -r*cos(sig) +a, r*sin(-atan(-a*cos(phi)/b*sin(phi))-t) +b*sin(phi) +r*sin(sig)] ], [[a,b*sin(phi)-r*sin(theta)*2]] //bounday vertex to clear ends ); 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) = [ 0, //X shift 0, //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)*3 + (1-pow(t/stemLayers, 3))*1; //Stem Exponent // function FTanRadius(t, keyID) = pow(t/stepsize,TanArcExpo(keyID) )*ForwardTanInit(keyID) + (1-pow(t/stepsize, TanArcExpo(keyID) ))*ForwardTanFin(keyID); function BTanRadius(t, keyID) = pow(t/stepsize,TanArcExpo(keyID) )*BackTanInit(keyID) + (1-pow(t/stepsize, TanArcExpo(keyID) ))*BackTanFin(keyID); function TanTransition(t, keyID) = pow(t/stepsize,TanArcExpo(keyID) )*TransitionAngleInit(keyID) + (1-pow(t/stepsize, TanArcExpo(keyID) ))*TransitionAngleFin(keyID); ///----- KEY Builder Module module keycap(keyID = 0, cutLen = 0, visualizeDish = false, crossSection = false, Dish = true, SecondaryDish = false, Stem = false, StemRot = 0, homeDot = false, Stab = 0, Legends = 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], DishShape2( a= DishDepth(keyID), b= FrontDishArc(i), phi = TransitionAngleInit(keyID) , theta= 60 , r = FTanRadius(i, keyID))) ]; BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape2(DishDepth(keyID), BackDishArc(i), phi = TransitionAngleInit(keyID), theta= 60 , r = BTanRadius(i, keyID))) ]; // for(i=[0:len(FrontPath)-1])echo ( len(transform(FrontPath[i], DishShape2( a= DishDepth(keyID), b= FrontDishArc(i), phi = TransitionAngleInit(keyID), theta= 60 // , r = FTanRadius(i, keyID)))), TanTransition(i, keyID)); //Secondary Dish SFrontPath = quantize_trajectories(SFrontTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4); SBackPath = quantize_trajectories(SBackTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4); function SFrontDishArc(t) = pow((t)/(len(SFrontPath)),SFrontArcExpo(keyID))*SFrontFinArc(keyID) + (1-pow(t/(len(SFrontPath)),SFrontArcExpo(keyID)))*SFrontInitArc(keyID); function SBackDishArc(t) = pow((t)/(len(SBackPath)),SBackArcExpo(keyID))*SBackFinArc(keyID) + (1-pow(t/(len(SFrontPath)),SBackArcExpo(keyID)))*SBackInitArc(keyID); SFrontCurve = [ for(i=[0:len(SFrontPath)-1]) transform(SFrontPath[i], DishShape(SDishDepth(keyID), SFrontDishArc(i), 1, d = 0)) ]; SBackCurve = [ for(i=[0:len(SBackPath)-1]) transform(SBackPath[i], DishShape(SDishDepth(keyID), SBackDishArc(i), 1, 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){ rotate([0,0,StemRot]){ choc_stem(draftAng = draftAngle); 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)), rounded_rectangle_profile(StemTransform(i, keyID),fn=fn,r=1 /*StemRadius(i, keyID) */ ))]); //outer shell } } //cut for fonts and extra pattern for light? if(visualizeDish == true && Dish == true){ #translate([-TopWidShift(keyID),.0001-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),90-ZAngleSkew(keyID)])skin(BackCurve); } } //Cuts //Fonts if(cutLen != 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){ #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){ translate([-TopWidShift(keyID),.0001-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),90-ZAngleSkew(keyID)])skin(BackCurve); if(SecondaryDish == true){ #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); mirror([1,0,0])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); // 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) { translate([0,-25,-.1])cube([15,50,15]); } } //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(draftAng = 5) { stemHeight = 3.1; dia = .15; wids = 1.2/2; lens = 2.9/2; module Stem() { difference(){ translate([0,0,-stemHeight/2])linear_extrude(height = stemHeight)hull(){ translate([wids-dia,-3/2])circle(d=dia); translate([-wids+dia,-3/2])circle(d=dia); translate([wids-dia, 3/2])circle(d=dia); translate([-wids+dia, 3/2])circle(d=dia); } //cuts translate([3.9,0])cylinder(d1=7+sin(draftAng)*stemHeight, d2=7,3.5, center = true, $fn = 64); translate([-3.9,0])cylinder(d1=7+sin(draftAng)*stemHeight,d2=7,3.5, center = true, $fn = 64); } } translate([5.7/2,0,-stemHeight/2+2])Stem(); translate([-5.7/2,0,-stemHeight/2+2])Stem(); } /// ----- 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; lp_key = [ // "base_sx", 18.5, // "base_sy", 18.5, "base_sx", 17.65, "base_sy", 16.5, "cavity_sx", 16.1, "cavity_sy", 14.9, "cavity_sz", 1.6, "cavity_ch_xy", 1.6, "indent_inset", 1.5 ]; /*Tester */ //translate([0,0,0])lp_master_base(xu = 2, yu = 1 ); // lp_production_base(); // for(i = [0:2]){ // for(j = [0:1]){ // translate([(1-i)*21, (.5-j)*21,0]){ // translate([0, 0, -.05])rotate([0,0,0])mirror([0,j,0])keycap(keyID = 2, cutLen = 0, Stem =false, Dish = true, SecondaryDish = false ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false); // } // } // } // // lp_production_base15(); // for(i = [0:1]){ // for(j = [0:1]){ // translate([(.75-i*1.5)*21, (.5-j)*21,0]){ // translate([0, 0, -.05])rotate([0,0,90])mirror([j,0,0])keycap(keyID = 3, cutLen = 0, Stem =false, Dish = true, SecondaryDish = false ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false); // } // } // } //translate([-19, 3.5, -.05])rotate([0,0,10])mirror([0,0,0])keycap(keyID = 3, cutLen = 0, Stem =false, Dish = true, SecondaryDish = false ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false); //translate([0, -17, 0])rotate([0,0,0])mirror([0,0,0])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, SecondaryDish = false ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false); //translate([0, 34, 0])rotate([0,0,0])mirror([0,1,0])keycap(keyID = 7, cutLen = 0, Stem =true, Dish = true, SecondaryDish = false ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false); //translate([0, -17, 0])rotate([0,0,0])mirror([0,0,0])keycap(keyID = 0, cutLen = 0, 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 = 2, 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 = 3, cutLen = -7, Stem =true, Dish = true, SecondaryDish = false ,Stab = 0 , visualizeDish = false, crossSection = false, homeDot = false, Legends = false); //translate([0, 18, 0])rotate([0,0,0])mirror([0,0,0])keycap(keyID = 4, cutLen = 0, 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([0,17,0])cube([14.5, 13.5, 4], center = true); // internal check //#translate([0,0,5])cube([19.05, 19.05, 10], center = true); // internal check //#translate([0,0,0])cube([17.5, 16.5, 10], center = true); // internal check