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52 changed files with 4866359 additions and 209 deletions
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Chicago Stenographer Side and Cut.png
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Chicago Stenographer Side.png
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ChocThumb.stl
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ChocThumb125.stl
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Chord1.png
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Chord1.scad
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@ -0,0 +1,379 @@
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use <scad-utils/morphology.scad> //for cheaper minwoski
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use <scad-utils/transformations.scad>
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use <scad-utils/shapes.scad>
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use <scad-utils/trajectory.scad>
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use <scad-utils/trajectory_path.scad>
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use <sweep.scad>
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use <skin.scad>
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//DES (Distorted Elliptical Saddle) Profile for 6x3 and corne thumb
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//TODO add shift
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keycap(keyID = 1, cutLen = 0, Stem =true, Dish = true, visualizeDish = false, crossSection = true, homeDot = false, Legends = true);
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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);
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////fullsetee
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RowHome = [0,2.5,5,2.5,0,0];
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//for(Col = [0:0]){
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// for(Row = [1:2]){
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// 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);
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// }
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//}
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////// thumb
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// translate([-15, -4, 0])rotate([0,0,30])keycap(keyID = 0, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
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// translate([10, 0, 0])rotate([0,0,15])keycap(keyID = 4, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
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// translate([31, 2.2, 0])rotate([0,0,0])keycap(keyID = 8, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
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//Parameters
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wallthickness = 1.75;
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topthickness = 2;
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stepsize = 50; //resolution of Trajectory
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step = 2; //resolution of ellipes
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fn = 64; //resolution of Rounded Rectangles: 60 for output
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layers = 50; //resolution of vertical Sweep: 50 for output
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//---Stem param
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slop = 0.3;
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stemRot = 0;
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stemWid = 8;
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stemLen = 6;
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stemCrossHeight = 1.8;
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extra_vertical = 0.6;
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stemLayers = 50; //resolution of stem to cap top transition
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keyParameters = //keyParameters[KeyID][ParameterID]
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[
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// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapRIn, CapRFn, CapREx, StemEx
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//Column 0
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[18.16, 18.16, 3, 3, 6, 0, 0, 3, -0, -0, 2, 2, 1, 3, 1, 2], //R5 0
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[18.16, 18.16, 3, 1.5, 4.5, 0, -.2, 3, -0, -0, 2, 3, 2, 1, 2, 2], //R4
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[18.16, 18.16, 3, 1.5, 4.5, 0, .5, -3, -0, -0, 2, 2, 1, 3, 1, 2], //R3 Home
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[18.16, 18.16, 4, 4, 5, 0, 0, -2, -0, -0, 2, 2, .2, 3, 1, 2], //R2
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//Column 1
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[18.16, 18.16, 6, 6, 10, 0, 0, -13, 5, 0, 2, 2, .2, 3, 1, 2], //R5 4
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[18.16, 18.16, 3, 1.5, 4.5, 0, -.5, 3, -0, -0, 2, 2, 1, 2, 1, 2], //R4
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[18.16, 18.16, 3, 1.5, 4.5, 0, .5, -3, -0, -0, 2, 2, 1, 2, 1, 2], //R3 Home
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[18.16, 18.16, 7, 7, 8+3, 0, 0, -12, -3, 0, 2, 2, .2, 3, 1, 2], //R2
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//Column 2 middle
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[18.16, 18.16, 6, 6, 12, 0, 0, -13, 10, 15, 2, 2, .2, 3, 1, 2], //R5 8
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[18.16, 18.16, 7, 7, 8, 0, 0, 9, 0, 0, 2, 2, .2, 3, 1, 2], //R4
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[18.16, 18.16, 7, 7, 7, 0, 0, -2, 0, 0, 2, 2, .2, 3, 1, 2], //R3 Home
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[18.16, 18.16, 7, 7, 8, 0, 0, -12, 0, 0, 2, 2, .2, 3, 1, 2], //R2
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//Column 3
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[18.16, 18.16, 6, 6, 11+3, 0, 0, 13, -4, 0, 2, 2, .2, 3, 1, 2], //R5 12
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[18.16, 18.16, 7, 7, 8+3, 0, 0, 5, -4, 0, 2, 2, .2, 3, 1, 2], //R4
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[18.16, 18.16, 7, 7, 7+3, 0, 0, -2, -4, 0, 2, 2, .2, 3, 1, 2], //R3 Home
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[18.16, 18.16, 7, 7, 8+3, 0, 0, -10, -4, 0, 2, 2, .2, 3, 1, 2], //R2
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//Column 4
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[18.16, 18.16, 6, 6,11+5.5, 0, 0, 13, -10, 0, 2, 2, .2, 3, 1, 2], //R5 16
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[18.16, 18.16, 7, 7,8+5.5, 0, 0, 5, -10, 0, 2, 2, .2, 3, 1, 2], //R4
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[18.16, 18.16, 7, 7,7+5.5, 0, 0, -5, -10, 0, 2, 2, .2, 3, 1, 2], //R3 Home
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[18.16, 18.16, 7, 7, 8+4, 0, 0, -12, 5, 0, 2, 2, .2, 3, 1, 2], //R2
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//Column 5
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[18.16*1.5, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, .2, 3, 1, 2], //R5 0
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[18.16*1.25, 18.16, 3, 3, 5, 0, 0, -3, -0, -0, 2, 2, 1, 3, 1, 2],
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[18.16, 18.16, 7, 7, 7+4, 0, 0, -2, -6, 0, 2, 2, .2, 3, 1, 2], //R3 Home
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[18.16, 18.16, 7, 7, 8+6, 0, 0, -12, 10, 0, 2, 2, .2, 3, 1, 2], //R2
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];
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function BottomWidth(keyID) = keyParameters[keyID][0]; //
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function BottomLength(keyID) = keyParameters[keyID][1]; //
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function TopWidthDiff(keyID) = keyParameters[keyID][2]; //
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function TopLenDiff(keyID) = keyParameters[keyID][3]; //
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function KeyHeight(keyID) = keyParameters[keyID][4]; //
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function TopWidShift(keyID) = keyParameters[keyID][5];
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function TopLenShift(keyID) = keyParameters[keyID][6];
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function XAngleSkew(keyID) = keyParameters[keyID][7];
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function YAngleSkew(keyID) = keyParameters[keyID][8];
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function ZAngleSkew(keyID) = keyParameters[keyID][9];
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function WidExponent(keyID) = keyParameters[keyID][10];
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function LenExponent(keyID) = keyParameters[keyID][11];
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function ChamfInitRad(keyID) = keyParameters[keyID][12];
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function ChamfFinRad(keyID) = keyParameters[keyID][13];
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function ChamExponent(keyID) = keyParameters[keyID][14];
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function StemExponent(keyID) = keyParameters[keyID][15];
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dishParameters = //dishParameter[keyID][ParameterID]
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[
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//FFwd1 FFwd2 FPit1 FPit2 DshDep DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
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//Column 0
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[ 9, 3, 5, -42, 5, 1.7, 20, 20, 2, 10, 4, 8, -30, 20, 20, 2], //R5
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[ 6, 4, 5, -50, 4, 1.2, 13, 19, 2, 6, 4, 5, -15, 13, 19, 2], //R4
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[ 6, 3, 8, -20, 5, 1.2, 12, 19, 2, 5, 4, 13, -5*0, 12, 16, 2], //R3
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[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
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//Column 1
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[ 5, 3.5, 5, -48, 4, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
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[ 6, 3, 15, -50, 5, 1.7, 8, 15, 2, 6, 4, 10, -30, 8, 16, 2], //R4
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[ 6, 3, 15, -50, 5, 1.7, 8.2, 15, 2, 5, 4, 13, -30, 8.2, 16, 2], //R3
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[ 6, 3, 12, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
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//Column 2
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[ 5, 3.5, 5, -48, 4, 1.7, 9.3, 10, 2, 6, 4, 13, -30, 9.3, 18, 2], //R5
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[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, -30, 8, 15, 2], //R4
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[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 5, 4, 13, -30, 8, 15, 2], //R3
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[ 6, 3, 18, -50, 5, 1.7, 8, 15, 2, 6, 4, 13, 30, 8, 16, 2], //R2
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//Column 3
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[ 5, 3, 5, -50, 5, 1.5, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
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[ 6, 3, 18, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
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[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
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[ 6, 3, 15, -50, 5, 1.6, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
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//Column 4
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[ 5, 3, 5, -50, 5, 1.7, 8.5, 12, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
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[ 6, 3, 18, -50, 5, 1.7, 8.5, 17, 2, 6, 4, 10, -30, 8.5, 16, 2], //R4
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[ 6, 3, 15, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
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[ 6, 3, 18, -50, 5, 1.7, 8.6, 15, 2, 6, 4, 13, -30, 8.6, 16, 2], //R2
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//Column 5
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[ 5, 3, 5, -50, 5, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
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[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R4
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[ 6, 3, 18, -50, 5, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
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[ 6, 3, 18, -50, 5, 1.7, 8.8, 15, 2, 6, 4, 13, -30, 8.8, 16, 2], //R2
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];
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function FrontForward1(keyID) = dishParameters[keyID][0]; //
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function FrontForward2(keyID) = dishParameters[keyID][1]; //
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function FrontPitch1(keyID) = dishParameters[keyID][2]; //
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function FrontPitch2(keyID) = dishParameters[keyID][3]; //
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function DishDepth(keyID) = dishParameters[keyID][4]; //
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function DishHeightDif(keyID) = dishParameters[keyID][5]; //
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function FrontInitArc(keyID) = dishParameters[keyID][6];
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function FrontFinArc(keyID) = dishParameters[keyID][7];
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function FrontArcExpo(keyID) = dishParameters[keyID][8];
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function BackForward1(keyID) = dishParameters[keyID][9]; //
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function BackForward2(keyID) = dishParameters[keyID][10]; //
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function BackPitch1(keyID) = dishParameters[keyID][11]; //
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function BackPitch2(keyID) = dishParameters[keyID][12]; //
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function BackInitArc(keyID) = dishParameters[keyID][13];
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function BackFinArc(keyID) = dishParameters[keyID][14];
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function BackArcExpo(keyID) = dishParameters[keyID][15];
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function FrontTrajectory(keyID) =
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[
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trajectory(forward = FrontForward1(keyID), pitch = FrontPitch1(keyID)), //more param available: yaw, roll, scale
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trajectory(forward = FrontForward2(keyID), pitch = FrontPitch2(keyID)) //You can add more traj if you wish
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];
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function BackTrajectory (keyID) =
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[
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trajectory(forward = BackForward1(keyID), pitch = BackPitch1(keyID)),
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trajectory(forward = BackForward2(keyID), pitch = BackPitch2(keyID)),
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];
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//------- function defining Dish Shapes
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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
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function DishShape (a,b,c,d) =
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concat(
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// [[c+a,b]],
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ellipse(a, b, d = 0,rot1 = 90, rot2 = 270)
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// [[c+a,-b]]
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);
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function oval_path(theta, phi, a, b, c, deform = 0) = [
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a*cos(theta)*cos(phi), //x
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c*sin(theta)*(1+deform*cos(theta)) , //
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b*sin(phi),
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];
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path_trans2 = [for (t=[0:step:180]) translation(oval_path(t,0,10,15,2,0))*rotation([0,90,0])];
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//--------------Function definng Cap
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function CapTranslation(t, keyID) =
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[
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((1-t)/layers*TopWidShift(keyID)), //X shift
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((1-t)/layers*TopLenShift(keyID)), //Y shift
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(t/layers*KeyHeight(keyID)) //Z shift
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];
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function InnerTranslation(t, keyID) =
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[
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((1-t)/layers*TopWidShift(keyID)), //X shift
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((1-t)/layers*TopLenShift(keyID)), //Y shift
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(t/layers*(KeyHeight(keyID)-topthickness)) //Z shift
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];
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function CapRotation(t, keyID) =
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[
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((1-t)/layers*XAngleSkew(keyID)), //X shift
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((1-t)/layers*YAngleSkew(keyID)), //Y shift
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((1-t)/layers*ZAngleSkew(keyID)) //Z shift
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];
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function CapTransform(t, keyID) =
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[
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pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)) + (1-pow(t/layers, WidExponent(keyID)))*BottomWidth(keyID) ,
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pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)) + (1-pow(t/layers, LenExponent(keyID)))*BottomLength(keyID)
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];
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function CapRadius(t, keyID) = pow(t/layers, ChamExponent(keyID))*ChamfFinRad(keyID) + (1-pow(t/layers, ChamExponent(keyID)))*ChamfInitRad(keyID);
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function InnerTransform(t, keyID) =
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[
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pow(t/layers, WidExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, WidExponent(keyID)))*(BottomWidth(keyID) -wallthickness*2),
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pow(t/layers, LenExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/layers, LenExponent(keyID)))*(BottomLength(keyID)-wallthickness*2)
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];
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function StemTranslation(t, keyID) =
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[
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((1-t)/stemLayers*TopWidShift(keyID)), //X shift
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((1-t)/stemLayers*TopLenShift(keyID)), //Y shift
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stemCrossHeight+.1 + (t/stemLayers*(KeyHeight(keyID)- topthickness - stemCrossHeight-.1)) //Z shift
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];
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function StemRotation(t, keyID) =
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[
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((1-t)/stemLayers*XAngleSkew(keyID)), //X shift
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((1-t)/stemLayers*YAngleSkew(keyID)), //Y shift
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((1-t)/stemLayers*ZAngleSkew(keyID)) //Z shift
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];
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function StemTransform(t, keyID) =
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[
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pow(t/stemLayers, StemExponent(keyID))*(BottomWidth(keyID) -TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemWid - 2*slop),
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pow(t/stemLayers, StemExponent(keyID))*(BottomLength(keyID)-TopLenDiff(keyID)-wallthickness*2) + (1-pow(t/stemLayers, StemExponent(keyID)))*(stemLen - 2*slop)
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];
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function StemRadius(t, keyID) = pow(t/stemLayers,3)*ChamfFinRad(keyID) + (1-pow(t/stemLayers, 3))*1;
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//Stem Exponent
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///----- KEY Builder Module
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module keycap(keyID = 0, cutLen = 0, visualizeDish = false, rossSection = false, Dish = true, Stem = false, homeDot = false) {
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//Set Parameters for dish shape
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FrontPath = quantize_trajectories(FrontTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
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BackPath = quantize_trajectories(BackTrajectory(keyID), steps = stepsize, loop=false, start_position= $t*4);
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//Scaling initial and final dim tranformation by exponents
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function FrontDishArc(t) = pow((t)/(len(FrontPath)),FrontArcExpo(keyID))*FrontFinArc(keyID) + (1-pow(t/(len(FrontPath)),FrontArcExpo(keyID)))*FrontInitArc(keyID);
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function BackDishArc(t) = pow((t)/(len(FrontPath)),BackArcExpo(keyID))*BackFinArc(keyID) + (1-pow(t/(len(FrontPath)),BackArcExpo(keyID)))*BackInitArc(keyID);
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FrontCurve = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(DishDepth(keyID), FrontDishArc(i), 1, d = 0)) ];
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BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(DishDepth(keyID), BackDishArc(i), 1, d = 0)) ];
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//builds
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difference(){
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union(){
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difference(){
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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
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//Cut inner shell
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if(Stem == true){
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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)))]);
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}
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}
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if(Stem == true){
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rotate([0,0,stemRot])choc_stem(KeyHeight(keyID), slop); // generate mx cherry stem, not compatible with box
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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
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}
|
||||
//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;
|
||||
384
Chord2.scad
Normal file
384
Chord2.scad
Normal file
|
|
@ -0,0 +1,384 @@
|
|||
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
Normal file
257560
Chord2.stl
Normal file
File diff suppressed because it is too large
Load diff
381
Chord3.scad
Normal file
381
Chord3.scad
Normal file
|
|
@ -0,0 +1,381 @@
|
|||
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;
|
||||
241740
Chord_Chicago.stl
Normal file
241740
Chord_Chicago.stl
Normal file
File diff suppressed because it is too large
Load diff
238856
Chord_Phat.stl
Normal file
238856
Chord_Phat.stl
Normal file
File diff suppressed because it is too large
Load diff
126198
DES_Corne/C0R2.stl
Normal file
126198
DES_Corne/C0R2.stl
Normal file
File diff suppressed because it is too large
Load diff
128606
DES_Corne/C0R3.stl
Normal file
128606
DES_Corne/C0R3.stl
Normal file
File diff suppressed because it is too large
Load diff
127598
DES_Corne/C0R4.stl
Normal file
127598
DES_Corne/C0R4.stl
Normal file
File diff suppressed because it is too large
Load diff
143628
DES_Corne/C0R5.stl
Normal file
143628
DES_Corne/C0R5.stl
Normal file
File diff suppressed because it is too large
Load diff
127752
DES_Corne/C1R2.stl
Normal file
127752
DES_Corne/C1R2.stl
Normal file
File diff suppressed because it is too large
Load diff
133618
DES_Corne/C1R3.stl
Normal file
133618
DES_Corne/C1R3.stl
Normal file
File diff suppressed because it is too large
Load diff
129516
DES_Corne/C1R4.stl
Normal file
129516
DES_Corne/C1R4.stl
Normal file
File diff suppressed because it is too large
Load diff
139610
DES_Corne/C1R5.stl
Normal file
139610
DES_Corne/C1R5.stl
Normal file
File diff suppressed because it is too large
Load diff
130006
DES_Corne/C2R2.stl
Normal file
130006
DES_Corne/C2R2.stl
Normal file
File diff suppressed because it is too large
Load diff
131812
DES_Corne/C2R3.stl
Normal file
131812
DES_Corne/C2R3.stl
Normal file
File diff suppressed because it is too large
Load diff
130356
DES_Corne/C2R4.stl
Normal file
130356
DES_Corne/C2R4.stl
Normal file
File diff suppressed because it is too large
Load diff
135942
DES_Corne/C2R5.stl
Normal file
135942
DES_Corne/C2R5.stl
Normal file
File diff suppressed because it is too large
Load diff
127136
DES_Corne/C3R2.stl
Normal file
127136
DES_Corne/C3R2.stl
Normal file
File diff suppressed because it is too large
Load diff
128662
DES_Corne/C3R3.stl
Normal file
128662
DES_Corne/C3R3.stl
Normal file
File diff suppressed because it is too large
Load diff
127332
DES_Corne/C3R4.stl
Normal file
127332
DES_Corne/C3R4.stl
Normal file
File diff suppressed because it is too large
Load diff
182674
DES_Corne/C4R2.stl
Normal file
182674
DES_Corne/C4R2.stl
Normal file
File diff suppressed because it is too large
Load diff
128522
DES_Corne/C4R3.stl
Normal file
128522
DES_Corne/C4R3.stl
Normal file
File diff suppressed because it is too large
Load diff
126492
DES_Corne/C4R4.stl
Normal file
126492
DES_Corne/C4R4.stl
Normal file
File diff suppressed because it is too large
Load diff
126072
DES_Corne/C5R2.stl
Normal file
126072
DES_Corne/C5R2.stl
Normal file
File diff suppressed because it is too large
Load diff
128592
DES_Corne/C5R3.stl
Normal file
128592
DES_Corne/C5R3.stl
Normal file
File diff suppressed because it is too large
Load diff
127332
DES_Corne/C5R4.stl
Normal file
127332
DES_Corne/C5R4.stl
Normal file
File diff suppressed because it is too large
Load diff
361
DES_Cornes.scad
Normal file
361
DES_Cornes.scad
Normal file
|
|
@ -0,0 +1,361 @@
|
|||
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 = 19, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = true, homeDot = false, Legends = false);
|
||||
////fullsetee
|
||||
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);
|
||||
// }
|
||||
//}
|
||||
|
||||
////// 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;
|
||||
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 = 7.2;
|
||||
stemLen = 5.5;
|
||||
stemCrossHeight = 4;
|
||||
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*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
|
||||
//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
|
||||
//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, 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
|
||||
];
|
||||
|
||||
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, 10, -42, 4, 1.7, 8.5, 12, 2, 10, 4, 8, -30, 8.5, 18, 2], //R5
|
||||
[ 6, 3, 15, -50, 5, 1.7, 8.5, 19, 2, 5, 4, 13, -50, 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
|
||||
//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])cherry_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);
|
||||
}
|
||||
}
|
||||
|
||||
/// ----- 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;
|
||||
198
Dump/ChocKeyCap.scad
Normal file
198
Dump/ChocKeyCap.scad
Normal file
|
|
@ -0,0 +1,198 @@
|
|||
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>
|
||||
|
||||
//TODO: Make Alias for key[n]
|
||||
wallthickness = 2.0;
|
||||
topthickness = 2.0;
|
||||
key =
|
||||
//[
|
||||
// BotWid, BotLen, TopWDif, TopLDif, height, WShift, LShift XAngSkew, YAngSkew, ZAngSkew LExpo, WExpo, CapRadIn, CapRadFn, CapRadExpd
|
||||
[18.16*1.5, 18.16, 4, 4, 3.8, 0, 0, -3, -0, 0, 2, 5, .2, 3, 2];
|
||||
//];
|
||||
|
||||
step = 2;
|
||||
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])];
|
||||
|
||||
//------------Define the trajectory of the dish shsape cuts
|
||||
FrontTraj = [
|
||||
trajectory(forward = 6, pitch = 12),
|
||||
trajectory(forward = 3, pitch = -50)
|
||||
];
|
||||
|
||||
BackTraj = [
|
||||
trajectory(forward = 6, pitch = 10),
|
||||
trajectory(forward = 4, pitch = -30),
|
||||
// trajectory(forward = 10, pitch = -20, roll = 0)
|
||||
];
|
||||
|
||||
//quantized trajectory to be fed into transform
|
||||
stepsize = 50;
|
||||
fn=60;
|
||||
|
||||
FrontPath = quantize_trajectories(FrontTraj, steps = stepsize, loop=false, start_position= $t*4);
|
||||
BackPath = quantize_trajectories(BackTraj, steps = stepsize, loop=false, start_position= $t*4);
|
||||
|
||||
FrontCurve = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(2.5, 11, 1, d = 0)) ];
|
||||
BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(2.5, 11, 1, d = 0)) ];
|
||||
|
||||
FrontCurve2 = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(2+2, 10+2, 2, d = 0)) ];
|
||||
|
||||
//--------------For Cap
|
||||
layers = 50;
|
||||
|
||||
function CapTranslation(t) =
|
||||
[
|
||||
((1-t)/layers*key[5]), //X shift
|
||||
((1-t)/layers*key[6]), //Y shift
|
||||
(t/layers*key[4]) //Z shift
|
||||
];
|
||||
|
||||
function InnerTranslation(t) =
|
||||
[
|
||||
((1-t)/layers*key[5]), //X shift
|
||||
((1-t)/layers*key[6]), //Y shift
|
||||
(t/layers*(key[4]-topthickness)) //Z shift
|
||||
];
|
||||
|
||||
function CapRotation(t) =
|
||||
[
|
||||
((1-t)/layers*key[7]), //X shift
|
||||
((1-t)/layers*key[8]), //Y shift
|
||||
((1-t)/layers*key[9]) //Z shift
|
||||
];
|
||||
|
||||
function CapTransform(t) =
|
||||
[
|
||||
pow(t/layers, key[10])*(key[0]-key[2]) + (1-pow(t/layers, key[10]))*key[0],
|
||||
pow(t/layers, key[11])*(key[1]-key[3]) + (1-pow(t/layers, key[11]))*key[1]
|
||||
];
|
||||
|
||||
function InnerTransform(t) =
|
||||
[
|
||||
pow(t/layers, key[10])*(key[0]-key[2]-wallthickness) + (1-pow(t/layers, key[10]))*(key[0]-wallthickness),
|
||||
pow(t/layers, key[11])*(key[1]-key[3]-wallthickness) + (1-pow(t/layers, key[11]))*(key[1]-wallthickness)
|
||||
];
|
||||
|
||||
function CapRadius(t) = pow(t/layers, key[14])*key[13] + (1-pow(t/layers, key[14]))*key[12];
|
||||
|
||||
|
||||
///KEY Build
|
||||
mirror([0,1,0])difference(){
|
||||
union(){
|
||||
difference(){
|
||||
skin([for (i=[0:layers-1])transform(translation(CapTranslation(i)) * rotation(CapRotation(i)), rounded_rectangle_profile(CapTransform(i),fn=fn,r=CapRadius(i)))]);
|
||||
|
||||
//use intersection with stem here?
|
||||
translate([0,0,-.001])skin([for (i=[0:layers-1])transform(translation(InnerTranslation(i)) * rotation(CapRotation(i)), rounded_rectangle_profile(InnerTransform(i),fn=fn,r=CapRadius(i)))]);
|
||||
}
|
||||
rotate([0,0,stemRot])choc_stem();
|
||||
|
||||
//cut for fonts and extra pattern for light?
|
||||
}
|
||||
// #rotate([-key[7],key[8],key[9]])translate([0,4,key[4]-2.5])linear_extrude(height = 0.5)text( text = "Why?", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
|
||||
// #rotate([-key[7],key[8],key[9]])translate([0,-3.5,0])linear_extrude(height = 0.5)text( text = "Me", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
|
||||
#translate([0,.00001,key[4]-1.5])rotate([0,-key[8],0])rotate([0,-90+key[7],90-key[9]])skin(FrontCurve);
|
||||
#translate([0,0,key[4]-1.5])rotate([0,-key[8],0])rotate([0,-90-key[7],270-key[9]])skin(BackCurve);
|
||||
// translate([0,-10-3,-.1])cube([20,20,15],center = true);
|
||||
|
||||
}
|
||||
|
||||
//------------------stems
|
||||
$fn = 32;
|
||||
slop = 0.3;
|
||||
stemRot = 0;
|
||||
extra_vertical = 0.6;
|
||||
function outer_cherry_stem(slop) = [7.2 - slop * 2, 5.5 - 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 = 4) {
|
||||
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;
|
||||
146050
Dump/ChocKeyCap.stl
Normal file
146050
Dump/ChocKeyCap.stl
Normal file
File diff suppressed because it is too large
Load diff
91590
Dump/ChocT1.stl
Normal file
91590
Dump/ChocT1.stl
Normal file
File diff suppressed because it is too large
Load diff
91590
Dump/Chocthums.stl
Normal file
91590
Dump/Chocthums.stl
Normal file
File diff suppressed because it is too large
Load diff
304
Dump/DES_SwitchCeption.scad
Normal file
304
Dump/DES_SwitchCeption.scad
Normal file
|
|
@ -0,0 +1,304 @@
|
|||
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>
|
||||
use <Switch.scad>
|
||||
//DES (Distorted Elliptical Saddle) Profile for 6x3 and corne thumb
|
||||
|
||||
//TODO add shift
|
||||
keycap(keyID = 0, cutLen = 0, Stem =true, Dish = false, visualizeDish = true, crossSection = false, homeDot = false, Legends = false);
|
||||
|
||||
|
||||
//Parameters
|
||||
|
||||
wallthickness = 1.75;
|
||||
topthickness = 2.25;
|
||||
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 = 7.2;
|
||||
stemLen = 5.5;
|
||||
stemCrossHeight = 4;
|
||||
extra_vertical = 0.6;
|
||||
stemLayers = 50; //resolution of stem to cap top transition
|
||||
|
||||
//---SwitchCeption Param
|
||||
ChocAng = [55,5,0];
|
||||
ChocLoc = [0,-6.0 ,7.5];
|
||||
|
||||
keyParameters = //keyParameters[KeyID][ParameterID]
|
||||
[
|
||||
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapRIn, CapRFn, CapREx, StemEx
|
||||
//Column 0
|
||||
[18.16*1.25, 18.16+1, 6, 6, 13, 0, -2, -10, -5, 0, 2, 2, .2, 2, 1, 2], //R5 0
|
||||
];
|
||||
|
||||
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, 10, -42, 4, 1.7, 8.5, 12, 2, 10, 4, 8, -30, 8.5, 18, 2], //R5
|
||||
];
|
||||
|
||||
|
||||
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])cherry_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]);
|
||||
}
|
||||
//Choc keyhole
|
||||
#translate(ChocLoc)rotate(ChocAng)Keyhole(.1, clipLength = -3, cutThickness = 0);
|
||||
}
|
||||
//Homing dot
|
||||
if(homeDot == true)translate([0,0,KeyHeight(keyID)-DishHeightDif(keyID)-.25])sphere(d = 1);
|
||||
//choc support
|
||||
translate(ChocLoc)rotate(ChocAng)translate([0,-2,.5,])cube([16,11,2],center = true);
|
||||
|
||||
|
||||
}
|
||||
|
||||
//------------------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);
|
||||
}
|
||||
}
|
||||
|
||||
/// ----- 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;
|
||||
328
Dump/KeyCap.scad
Normal file
328
Dump/KeyCap.scad
Normal file
|
|
@ -0,0 +1,328 @@
|
|||
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>
|
||||
|
||||
//TODO add shift
|
||||
keycap(keyID = 7, cutLen = 0, Stem =true, Dish = true, visualizeDish = true, crossSection = false, homeDot = false);
|
||||
////fullset
|
||||
//for(Row = [0:4]){
|
||||
// for(Col = [0:5]){
|
||||
// translate([20*Col, 20*Row, 0])keycap(keyID = Col*5+Row, cutLen = 0, Stem =false, Dish = true, visualizeDish = false, crossSection = false);
|
||||
// }
|
||||
//}
|
||||
|
||||
//Parameters
|
||||
wallthickness = 1.75;
|
||||
topthickness = 2.25;
|
||||
stepsize = 50; //resolution of Trajectory
|
||||
step = 2; //resolution of ellipes
|
||||
fn = 60; //resolution of Rounded Rectangles: 60 for output
|
||||
layers = 50; //resolution of vertical Sweep: 50 for output
|
||||
|
||||
keyParameters = //keyParameters[KeyID][ParameterID]
|
||||
[
|
||||
// BotWid, BotLen, TWDif, TLDif, keyh, WSft, LSft XSkew, YSkew, ZSkew, WEx, LEx, CapRIn, CapRFn, CapREx
|
||||
//Column 0
|
||||
[18.16, 18.16, 6, 6, 10, 0, 0, -13, -5, -12, 2, 2, .2, 3, 1], //R5
|
||||
[18.16, 18.16, 6, 6, 8+4, 0, 0, 5, -10, 10, 2, 2, .2, 3, 1], //R4
|
||||
[18.16, 18.16, 6, 6, 7+4, 0, 0, -2, -10, 5, 2, 2, .2, 3, 1], //R3 Home
|
||||
[18.16, 18.16, 6, 6, 8+4, 0, 0, -7, -10, -5, 2, 2, .2, 3, 1], //R2
|
||||
[18.16, 18.16, 6, 6, 11+4, 0, 0, -13, -10, -10, 2, 2, .2, 3, 1], //R1 4
|
||||
//Column 1
|
||||
[18.16, 18.16, 6, 6, 10, 0, 0, -13, 5, 12, 2, 2, .2, 3, 1], //R5
|
||||
[18.16, 18.16, 6, 6, 8+2, 0, 0, 5, -3, 0, 2, 2, .2, 3, 1], //R4
|
||||
[18.16, 18.16, 6, 6, 7+2, 0, 0, -2, -3, 0, 2, 2, .2, 3, 1], //R3 Home
|
||||
[18.16, 18.16, 6, 6, 8+2, 0, 0, -7, -3, 0, 2, 2, .2, 3, 1], //R2
|
||||
[18.16, 18.16, 6, 6, 11+2, 0, 0, -13, -3, 0, 2, 2, .2, 3, 1], //R1 9
|
||||
//Column 2 middle
|
||||
[18.16, 18.16, 6, 6, 12, 0, 0, -13, 10, 15, 2, 2, .2, 3, 1], //R5
|
||||
[18.16, 18.16, 6, 6, 8, 0, 0, 5, 0, 0, 2, 2, .2, 3, 1], //R4
|
||||
[18.16, 18.16, 6, 6, 7, 0, 0, -2, 0, 0, 2, 2, .2, 3, 1], //R3 Home
|
||||
[18.16, 18.16, 6, 6, 8, 0, 0, -7, 0, 0, 2, 2, .2, 3, 1], //R2
|
||||
[18.16, 18.16, 6, 6, 11, 0, 0, -13, 0, 0, 2, 2, .2, 3, 1], //R1
|
||||
//Column 3
|
||||
[18.16, 18.16, 6, 6, 11+3, 0, 0, 13, -4, 0, 2, 2, .2, 3, 1], //R5
|
||||
[18.16, 18.16, 6, 6, 8+3, 0, 0, 5, -4, 0, 2, 2, .2, 3, 1], //R4
|
||||
[18.16, 18.16, 6, 6, 7+3, 0, 0, -2, -4, 0, 2, 2, .2, 3, 1], //R3 Home
|
||||
[18.16, 18.16, 6, 6, 8+3, 0, 0, -7, -4, 0, 2, 2, .2, 3, 1], //R2
|
||||
[18.16, 18.16, 6, 6, 11+3, 0, 0, -13, -4, 0, 2, 2, .2, 3, 1], //R1
|
||||
//Column 4
|
||||
[18.16, 18.16, 6, 6,11+5.5, 0, 0, 13, -10, 0, 2, 2, .2, 3, 1], //R5
|
||||
[18.16, 18.16, 6, 6,8+5.5, 0, 0, 5, -10, 0, 2, 2, .2, 3, 1], //R4
|
||||
[18.16, 18.16, 6, 6,7+5.5, 0, 0, -2, -10, 0, 2, 2, .2, 3, 1], //R3 Home
|
||||
[18.16, 18.16, 6, 6,8+5.5, 0, 0, -7, -10, 0, 2, 2, .2, 3, 1], //R2
|
||||
[18.16, 18.16, 6, 6, 11+3, 0, 0, -13, 10, 0, 2, 2, .2, 3, 1], //R1
|
||||
//Column 5
|
||||
[18.16, 18.16, 6, 6, 11+4, 0, 0, 13, -6, 0, 2, 2, .2, 3, 1], //R5
|
||||
[18.16, 18.16, 6, 6, 8+4, 0, 0, 5, -6, 0, 2, 2, .2, 3, 1], //R4
|
||||
[18.16, 18.16, 6, 6, 7+4, 0, 0, -2, -6, 0, 2, 2, .2, 3, 1], //R3 Home
|
||||
[18.16, 18.16, 6, 6, 8+4, 0, 0, -7, -6, 0, 2, 2, .2, 3, 1], //R2
|
||||
[18.16, 18.16, 6, 6, 11+5, 0, 0, -13, 10, 0, 2, 2, .2, 3, 1], //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 ChamfInitRad(keyID) = keyParameters[keyID][12];
|
||||
function ChamfFinRad(keyID) = keyParameters[keyID][13];
|
||||
function ChamExponent(keyID) = keyParameters[keyID][14];
|
||||
|
||||
dishParameters = //dishParameter[keyID][ParameterID]
|
||||
[
|
||||
//FFwd1 FFwd2 FPit1 FPit2 DshDep DshHDif FArcIn FArcFn FArcEx BFwd1 BFwd2 BPit1 BPit2 BArcIn BArcFn BArcEx
|
||||
//Column 0
|
||||
[ 5, 3, 5.8, -42, 3.5, 1.5, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 18, 2], //R5
|
||||
[ 6, 3, 15, -50, 3.5, 1.5, 8.5, 19, 2, 5, 4, 13, -50, 8.5, 16, 2], //R4
|
||||
[ 6, 3, 18, -50, 4, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
|
||||
[ 6, 3, 18, -50, 3.5, 1.6, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
|
||||
[ 6, 3, 18, -50, 3.5, 1.7, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 18, 2], //R1
|
||||
//Column 1
|
||||
[ 5, 3.5, 5, -48, 3.5, 1.5, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
|
||||
[ 6, 3, 18, -50, 3.5, 1.5, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R4
|
||||
[ 6, 3, 18, -50, 5, 1.7, 9, 15, 2, 5, 4, 13, -30, 9, 16, 2], //R3
|
||||
[ 6, 3, 18, -50, 3.5, 1.5, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
|
||||
[ 6, 3, 18, -50, 3.5, 1.5, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R1
|
||||
//Column 2
|
||||
[ 5, 3.5, 5, -48, 3.5, 1.7, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 18, 2], //R5
|
||||
[ 6, 3, 18, -50, 3.5, 1.5, 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, 3.5, 1.5, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
|
||||
[ 6, 3, 18, -50, 3.5, 1.5, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R1
|
||||
//Column 3
|
||||
[ 5, 3, 5, -50, 3.5, 1.5, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
|
||||
[ 6, 3, 18, -50, 3.5, 1.6, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R4
|
||||
[ 6, 3, 18, -50, 4, 1.6, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
|
||||
[ 6, 3, 18, -50, 3.5, 1.5, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
|
||||
[ 6, 3, 18, -50, 3.5, 1.5, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R1
|
||||
//Column 4
|
||||
[ 5, 3, 5, -50, 3.5, 1.6, 8.6, 12, 2, 6, 4, 13, -30, 8.6, 16, 2], //R5
|
||||
[ 6, 3, 18, -50, 3.5, 1.6, 8.5, 17, 2, 6, 4, 13, -30, 8.5, 16, 2], //R4
|
||||
[ 6, 3, 18, -50, 4, 1.7, 8.5, 15, 2, 5, 4, 13, -30, 8.5, 16, 2], //R3
|
||||
[ 6, 3, 18, -50, 3.5, 1.6, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
|
||||
[ 6, 3, 18, -50, 3.5, 1.6, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R1
|
||||
//Column 5
|
||||
[ 5, 3, 5, -50, 3.5, 1.5, 8.5, 10, 2, 6, 4, 13, -30, 8.5, 16, 2], //R5
|
||||
[ 6, 3, 18, -50, 3.5, 1.5, 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, 3.5, 1.5, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 16, 2], //R2
|
||||
[ 6, 3, 18, -50, 3.5, 1.5, 8.5, 15, 2, 6, 4, 13, -30, 8.5, 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 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 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 CapRadius(t, keyID) = pow(t/layers, keyParameters[keyID][14])*keyParameters[keyID][13] + (1-pow(t/layers, keyParameters[keyID][14]))*keyParameters[keyID][12];
|
||||
|
||||
|
||||
///----- 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)) ];
|
||||
|
||||
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)))]);
|
||||
|
||||
//Cut inner
|
||||
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])cherry_stem(KeyHeight(keyID), slop);
|
||||
|
||||
//cut for fonts and extra pattern for light?
|
||||
}
|
||||
|
||||
//Cuts
|
||||
//Fonts
|
||||
// #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([0,.00001,KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
|
||||
translate([0,0,KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90-XAngleSkew(keyID),270-ZAngleSkew(keyID)])skin(BackCurve);
|
||||
} else {
|
||||
#translate([0,.00001,KeyHeight(keyID)-DishHeightDif(keyID)])rotate([0,-YAngleSkew(keyID),0])rotate([0,-90+XAngleSkew(keyID),90-ZAngleSkew(keyID)])skin(FrontCurve);
|
||||
#translate([0,0,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 = 32;
|
||||
slop = 0.3;
|
||||
stemRot = 0;
|
||||
extra_vertical = 0.6;
|
||||
function outer_cherry_stem(slop) = [7.2 - slop * 2, 5.5 - 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 = 4) {
|
||||
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);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/// ----- 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;
|
||||
186
Dump/MXInception.scad
Normal file
186
Dump/MXInception.scad
Normal file
|
|
@ -0,0 +1,186 @@
|
|||
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>
|
||||
use <Switch.scad>
|
||||
//TODO: Make Alias for key[n]
|
||||
wallthickness = 2.5;
|
||||
topthickness = 3.0;
|
||||
key =
|
||||
//[
|
||||
// BotWid, BotLen, TopWDif, TopLDif, height, WShift, LShift XAngSkew, YAngSkew, ZAngSkew LExpo, WExpo, CapRadIn, CapRadFn, CapRadExpd
|
||||
[18.16*1.25, 18.16, 5, 5, 13, 0, 0, -6, -5, 0, 2.5, 2.5, .2, 3, 2];
|
||||
//];
|
||||
|
||||
step = 2;
|
||||
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])];
|
||||
|
||||
//------------Define the trajectory of the dish shsape cuts
|
||||
FrontTraj = [
|
||||
trajectory(forward = 6, pitch = 12),
|
||||
trajectory(forward = 3, pitch = -50)
|
||||
];
|
||||
|
||||
BackTraj = [
|
||||
trajectory(forward = 6, pitch = 10),
|
||||
trajectory(forward = 4, pitch = -30),
|
||||
// trajectory(forward = 10, pitch = -20, roll = 0)
|
||||
];
|
||||
|
||||
//quantized trajectory to be fed into transform
|
||||
stepsize = 50;
|
||||
fn=60;
|
||||
|
||||
FrontPath = quantize_trajectories(FrontTraj, steps = stepsize, loop=false, start_position= $t*4);
|
||||
BackPath = quantize_trajectories(BackTraj, steps = stepsize, loop=false, start_position= $t*4);
|
||||
|
||||
FrontCurve = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(2.5, 12, 1, d = 0)) ];
|
||||
BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(2.5, 12, 1, d = 0)) ];
|
||||
|
||||
FrontCurve2 = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(2+2, 10+2, 2, d = 0)) ];
|
||||
|
||||
//--------------For Cap
|
||||
layers = 50;
|
||||
|
||||
function CapTranslation(t) =
|
||||
[
|
||||
((1-t)/layers*key[5]), //X shift
|
||||
((1-t)/layers*key[6]), //Y shift
|
||||
(t/layers*key[4]) //Z shift
|
||||
];
|
||||
|
||||
function InnerTranslation(t) =
|
||||
[
|
||||
((1-t)/layers*key[5]), //X shift
|
||||
((1-t)/layers*key[6]), //Y shift
|
||||
(t/layers*(key[4]-topthickness)) //Z shift
|
||||
];
|
||||
|
||||
function CapRotation(t) =
|
||||
[
|
||||
((1-t)/layers*key[7]), //X shift
|
||||
((1-t)/layers*key[8]), //Y shift
|
||||
((1-t)/layers*key[9]) //Z shift
|
||||
];
|
||||
|
||||
function CapTransform(t) =
|
||||
[
|
||||
pow(t/layers, key[10])*(key[0]-key[2]) + (1-pow(t/layers, key[10]))*key[0],
|
||||
pow(t/layers, key[11])*(key[1]-key[3]) + (1-pow(t/layers, key[11]))*key[1]
|
||||
];
|
||||
|
||||
function InnerTransform(t) =
|
||||
[
|
||||
pow(t/layers, key[10])*(key[0]-key[2]-wallthickness) + (1-pow(t/layers, key[10]))*(key[0]-wallthickness),
|
||||
pow(t/layers, key[11])*(key[1]-key[3]-wallthickness) + (1-pow(t/layers, key[11]))*(key[1]-wallthickness)
|
||||
];
|
||||
|
||||
function CapRadius(t) = pow(t/layers, key[14])*key[13] + (1-pow(t/layers, key[14]))*key[12];
|
||||
|
||||
|
||||
///KEY Build
|
||||
difference(){
|
||||
union(){
|
||||
difference(){
|
||||
skin([for (i=[0:layers-1])transform(translation(CapTranslation(i)) * rotation(CapRotation(i)), rounded_rectangle_profile(CapTransform(i),fn=fn,r=CapRadius(i)))]);
|
||||
|
||||
//use intersection with stem here?
|
||||
translate([0,0,-.001])skin([for (i=[0:layers-1])transform(translation(InnerTranslation(i)) * rotation(CapRotation(i)), rounded_rectangle_profile(InnerTransform(i),fn=fn,r=CapRadius(i)))]);
|
||||
}
|
||||
rotate([0,0,stemRot])cherry_stem(10, slop);
|
||||
|
||||
//cut for fonts and extra pattern for light?
|
||||
}
|
||||
// #rotate([-key[7],key[8],key[9]])translate([0,4,key[4]-2.5])linear_extrude(height = 0.5)text( text = "Why?", font = "Constantia:style=Bold", size = 3, valign = "center", halign = "center" );
|
||||
|
||||
translate([0,.00001,key[4]-1.5])rotate([0,-key[8],0])rotate([0,-90+key[7],90-key[9]])skin(FrontCurve);
|
||||
translate([0,0,key[4]-1.5])rotate([0,-key[8],0])rotate([0,-90-key[7],270-key[9]])skin(BackCurve);
|
||||
#translate([0,-6.6,7.8])rotate([72,0,0])Keyhole(.1, clipLength = -3, cutThickness = 0);
|
||||
// translate([0,0,-.1])cube([15,15,15]);
|
||||
|
||||
}
|
||||
|
||||
//------------------stems
|
||||
$fn = 32;
|
||||
slop = 0.3;
|
||||
stemRot = 0;
|
||||
extra_vertical = 0.6;
|
||||
function outer_cherry_stem(slop) = [7.2 - slop * 2, 5.5 - 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 = 4) {
|
||||
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);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/// ----- 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;
|
||||
142
Dump/Switch.scad
Normal file
142
Dump/Switch.scad
Normal file
|
|
@ -0,0 +1,142 @@
|
|||
plate_thickness = 1;
|
||||
plate_size = 15.6;
|
||||
edge_offset = 1;
|
||||
bottom_height = 5;
|
||||
bottom_size = plate_size - 2;
|
||||
|
||||
top_height = 11.6;
|
||||
|
||||
switch_height = 3.0;
|
||||
switch_thick = 1;
|
||||
switch_width = 5;
|
||||
switch_length = 3;
|
||||
|
||||
cap_height = .38*25.4;
|
||||
cap_heightShift = 0.69*25.4;
|
||||
cap_width = 18.3;
|
||||
|
||||
clip_Length = 3; // length clipped
|
||||
|
||||
//dummy key switch with caps to check position
|
||||
module Switch(switchScale= [1,1,1], colors = "teal", clipLength = 0, type = "")
|
||||
{
|
||||
difference(){
|
||||
union(){
|
||||
translate([0,0,1.75]){
|
||||
difference(){
|
||||
translate([0,0,0.5])cube([15,15,1], center = true);
|
||||
//cuts
|
||||
// translate([15/2-1/2,0,.5])cube([1,10.5,2], center = true);
|
||||
// translate([-15/2+1/2,0,.5])cube([1,10.5,2], center = true);
|
||||
}
|
||||
|
||||
translate([0,0,1.5])cube([13,13,2], center = true);
|
||||
color("springGreen")translate([0,0,4])cube([11.4,4,3], center = true);
|
||||
color("springGreen")translate([0,1,4])cube([3,5,3], center = true);
|
||||
color("DarkSlateGray")translate([0,0,-1])cube([13,14,2,],center = true);
|
||||
color("DarkSlateGray")translate([0,0,-2-2.5])cylinder(d=3.3, 2.5);
|
||||
color("DarkSlateGray")translate([5,0,-2-2.5])cylinder(d=1.6, 2.5);
|
||||
color("DarkSlateGray")translate([-5,0,-2-2.5])cylinder(d=1.6, 2.5);
|
||||
|
||||
//cap
|
||||
color("ivory")hull(){
|
||||
translate([0,0,4.5+1])cube([17.5,16.8,2],center = true);
|
||||
translate([0,1.25,4.5+1+1.5])cube([14.5,12.5,1.5],center = true);
|
||||
}
|
||||
}
|
||||
}
|
||||
if (clipLength != 0){ // commiting unholy act in name of ergonomics
|
||||
translate([0, -sign(clipLength)*7.8-clipLength, 0])cube([20, 15.6, 40], center = true);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
module Cutter()
|
||||
{
|
||||
bottom_height = 4.5;
|
||||
bottom_chamfer_width = 3;
|
||||
bottom_chamfer_height = 1;
|
||||
bottom_chamfer_thickness = .6;
|
||||
|
||||
bottom_peg_diameter = 4;
|
||||
bottom_peg_height = 3;
|
||||
bottom_peg_chamfer = 1;
|
||||
bottom_peg_side_scale = 1.7/4;
|
||||
|
||||
translate([-bottom_size/2, -bottom_size/2 ,0])cube([bottom_size,bottom_size,bottom_height]);
|
||||
|
||||
translate([0,0, -(bottom_peg_height -bottom_peg_chamfer)]){
|
||||
cylinder(d=bottom_peg_diameter, h= bottom_peg_height -bottom_peg_chamfer);
|
||||
translate([5,0,0])scale(v=[bottom_peg_side_scale,bottom_peg_side_scale,1])cylinder(d=bottom_peg_diameter, h= bottom_peg_height -bottom_peg_chamfer);
|
||||
translate([-5,0,0])scale(v=[bottom_peg_side_scale,bottom_peg_side_scale,1])cylinder(d=bottom_peg_diameter, h= bottom_peg_height -bottom_peg_chamfer);
|
||||
|
||||
translate([0,0, -bottom_peg_chamfer]){
|
||||
cylinder(d2=bottom_peg_diameter , d1 = bottom_peg_diameter -2*bottom_peg_chamfer, h= bottom_peg_chamfer);
|
||||
translate([5,0,0])scale(v=[bottom_peg_side_scale,bottom_peg_side_scale,1])cylinder(d2=bottom_peg_diameter , d1 = bottom_peg_diameter -2*bottom_peg_chamfer, h= bottom_peg_chamfer);
|
||||
translate([-5,0,0])scale(v=[bottom_peg_side_scale,bottom_peg_side_scale,1])cylinder(d2=bottom_peg_diameter , d1 = bottom_peg_diameter -2*bottom_peg_chamfer, h= bottom_peg_chamfer);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//MX series keyhole
|
||||
// TODO: add alps support?
|
||||
module Keyhole(tol = .1, cutThickness = .5, clipLength = 0)
|
||||
{
|
||||
$fn = 10;
|
||||
bottom_length = 13.9+tol;
|
||||
plate_thickness = 3.51; //mm
|
||||
holeLength = bottom_length+tol*2;
|
||||
//latch nibs
|
||||
nib_radius= 1;
|
||||
nib_length = 3;
|
||||
|
||||
translate([0,0,-1.25])difference(){
|
||||
union(){
|
||||
translate([0,0,1.25])cube([holeLength, holeLength, plate_thickness+tol], center =true);
|
||||
// translate([0,0,.25-cutThickness/2])cube([holeLength+1, holeLength+1, plate_thickness+cutThickness], center =true);
|
||||
}
|
||||
|
||||
union(){
|
||||
if (clipLength != 0){
|
||||
translate([0, -sign(clipLength)*7.8-clipLength, 0])cube([20, 15.6, 40], center = true);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
module Stabilizer(offsets = 23.8/2)
|
||||
{
|
||||
plate_thickness = 3.6; //mm
|
||||
stabilizer_width = 5;
|
||||
stabilizer_length = 12.2;
|
||||
translate([offsets,0,0])cube([stabilizer_width,stabilizer_length,plate_thickness], center = true);
|
||||
translate([-offsets,0,0])cube([stabilizer_width,stabilizer_length,plate_thickness], center = true);
|
||||
}
|
||||
|
||||
module TrackPoint(nibLength = 20)
|
||||
{
|
||||
color("red")translate([0,0,-.5])cube([4.5,4.5,5], center= true); //nib
|
||||
color("gold")cylinder(d = 2, nibLength); //nib
|
||||
color("gold")translate([0,0,nibLength])sphere(2); //nib
|
||||
translate([0,30.3/2-8,-3/2])cube([26.46, 30.3, 3], center = true);
|
||||
}
|
||||
|
||||
module RotaryEncoder(stemLength = 13, Wheel = 0)
|
||||
{
|
||||
color("grey")translate([0,0, -6.1/2])cube([11.5, 13.5, 6.1], center = true);
|
||||
cylinder(d = 7, 7.8);
|
||||
|
||||
translate([0,0,7.8])difference(){
|
||||
cylinder(d = 5.8, stemLength);
|
||||
translate([-5.8/2,5.8/2-1.5,3])cube([11.5, 13.5, stemLength]);
|
||||
}
|
||||
color("grey")translate([0,0,7.8])cylinder(d = Wheel, stemLength);
|
||||
}
|
||||
|
||||
//################ Test Calls ###################
|
||||
//Switch(clipLength = -4);
|
||||
Keyhole(.1, clipLength = -4);
|
||||
//Stabilizer(20);
|
||||
// RotaryEncoder(Wheel = 0);
|
||||
//Switch([1,1.5,1]);
|
||||
//TrackPoint();
|
||||
206
KeyCap.scad
206
KeyCap.scad
|
|
@ -1,206 +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>
|
||||
key =
|
||||
// BotWid, BotLen, TopWDif, TopLDif, height, WShift, LShift XAngSkew, YAngSkew, ZAngSkew LExpo, WExpo, CapRadIn, CapRadFn, CapRadExpd
|
||||
[18.16, 18.16, 3, 5, 10, 0, 0, 0, 0, 0, 5, 5, .5, 4, 1];
|
||||
// [18.16, 18.16, 6, 4, 8.5, -1, 1.75, 0, 1, 0, 0, false],//C0R1 unusede
|
||||
// [18.16, 18.16, 6.2, 4, 7.5, 3, 1.75, 0, 1, 0, 0, false],//C0R2 unused
|
||||
//
|
||||
// [18.16, 18.16, 5.7, 4, 7.4, -2, -1.5, 1, 1.2, 0, 0, false],//C1R0 clipped G20 like
|
||||
// [18.16, 18.16, 5.7, 5.7, 7.4, 0, 0, 1, 1.2, 0, 0, false],//C1R1 clipped G20 DSA
|
||||
// [18.16, 18.16, 5.7, 4, 7.4, -5, 1.5, 1, 1.2, 0, 0, false],//C1R2 clipped G20 like
|
||||
//
|
||||
// [18.4, 18.4, 3, 5.7, 7.4, 0, 0, 1, 2, -3, -2, false],//C2R0 clipped tilted
|
||||
// [18.4, 18.4, 3, 5.7, 7.4, 0, 0, 1, 2, -3, 0, false],//C2R1 clipped tilted
|
||||
// [18.4, 18.4, 3, 5.7, 7.4, -5, 1.5, 1, 2, -3, 0, false],//C2R2 clipped tilted
|
||||
//
|
||||
// [18.4, 18.4, 5.7, 5.7, 7.4, -5, -1, 1, 1.2, 0, 0, false],//C3R0
|
||||
// [18.4, 18.4, 5.7, 5.7, 7.4, 0, 0, 1, 1.2, 0, 0, false],//C3R1 Norm DSA
|
||||
// [18.16, 18.16, 5.7, 4, 7.5, -5, 1.5, 0, 1, 0, 0, false],//C3R2
|
||||
//
|
||||
// [18.4, 18.4, 5.7, 5.7, 7.4, -5, 0, 1, 1.2, 0, 0, false],//C4R0
|
||||
// [18.4, 18.4, 5.7, 5.7, 7.4, 0, 0, 1, 1.2, 0, 0, false],//C4R1
|
||||
// [18.16, 18.16, 5.7, 3, 7.5, -5, 1.5, 0, 1, 0, 0, false],//C4R2
|
||||
//
|
||||
// [18.16, 18.16, 5.7, 4, 6.2, 7, 1.75, 0, 1, 0, 0, false],//C5R0
|
||||
// [18.4, 18.4, 5.7, 5.7, 7.4, 0, 0, 1, 1.2, 0, 0, false],//C5R1
|
||||
// [18.16, 18.16, 5.7, 3, 7.5, -5, 1.5, 0, 1, 0, 0, false],//C5R2
|
||||
//
|
||||
// [18.16, 18.16, 4, 6, 7.4, 6, -1.5, 1, 1.2, 0, 0, false],//C6R0
|
||||
// [18.16, 18.16, 4, 5.7, 7.4, 0, 0, 1, .5, 0, 0, false],//C6R1 true
|
||||
// [18.16, 18.16, 4, 3, 7.5, -4, 1.5, 1, 1, 1, -1, false] //C6R2
|
||||
//];
|
||||
|
||||
step = 1;
|
||||
//function path(t) = [t, t, t];
|
||||
function ellipse(a, b, d = 0, rot1 = 0, rot2 = 360) = [for (t = [rot1:step:rot2]) [a*cos(t), b*sin(t)*(1+d*cos(t))]]; //shape to
|
||||
//
|
||||
//
|
||||
function path(t) = [0,0,t];
|
||||
//
|
||||
//module roundedRect(size = [0,0,0], radius= 1.5) { //simplified to single call using Morphology Util lib
|
||||
// linear_extrude(size[2])rounding(r=radius)square([size[0], size[1]], center = true);
|
||||
//}
|
||||
|
||||
|
||||
function shape1 (a,b,c,d) =
|
||||
concat(
|
||||
[[a,-c]],
|
||||
ellipse(a, b, d = 0, rot2 = 180),
|
||||
[[-a,-c]]
|
||||
);
|
||||
|
||||
function DishShape (a,b,c,d) =
|
||||
concat(
|
||||
[[c,b]],
|
||||
ellipse(a, b, d = 0,rot1 = 90, rot2 = 270),
|
||||
[[c,-b]]
|
||||
);
|
||||
|
||||
|
||||
//linear_extrude(5)polygon(shape1(1, 1, 1, d = 0));
|
||||
|
||||
|
||||
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])];
|
||||
|
||||
//Define the trajectory of the dish shsape cuts
|
||||
FrontTraj = [
|
||||
trajectory(forward = 5, pitch = -10, roll = 5),
|
||||
trajectory(forward = 2, pitch = -60),
|
||||
trajectory(forward = 10, pitch = 10),
|
||||
];
|
||||
|
||||
BackTraj = [
|
||||
trajectory(forward = 5, pitch = 10 , roll = 5),
|
||||
trajectory(forward = 5, pitch = -90),
|
||||
trajectory(forward = 10, pitch = 10),
|
||||
];
|
||||
|
||||
//quantized trajectory to be fed into transform
|
||||
stepsize = 100;
|
||||
fn=60;
|
||||
|
||||
FrontPath = quantize_trajectories(FrontTraj, steps = stepsize, loop=false, start_position= $t*4);
|
||||
BackPath = quantize_trajectories(BackTraj, steps = stepsize, loop=false, start_position= $t*4);
|
||||
|
||||
FrontCurve = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(2, 10, 3, d = 0)) ];
|
||||
BackCurve = [ for(i=[0:len(BackPath)-1]) transform(BackPath[i], DishShape(2, 10, 3, d = 0)) ];
|
||||
|
||||
FrontCurve2 = [ for(i=[0:len(FrontPath)-1]) transform(FrontPath[i], DishShape(2+2, 10+2, 2, d = 0)) ];
|
||||
|
||||
|
||||
|
||||
|
||||
//CapWall(capID,thickness_difference, depth_difference, )
|
||||
layers = 40;
|
||||
|
||||
function CapTranslation(t) =
|
||||
[
|
||||
((1-t)/layers*key[5]), //X shift
|
||||
((1-t)/layers*key[6]), //Y shift
|
||||
(t/layers*key[4]) //Z shift
|
||||
];
|
||||
|
||||
function CapRotation(t) =
|
||||
[
|
||||
((1-t)/layers*key[7]), //X shift
|
||||
((1-t)/layers*key[8]), //Y shift
|
||||
((1-t)/layers*key[9]) //Z shift
|
||||
];
|
||||
|
||||
function CapTransform(t) =
|
||||
[
|
||||
pow(t/layers, key[10])*(key[0]-key[2]) + (1-pow(t/layers, key[10]))*key[0],
|
||||
pow(t/layers, key[11])*(key[1]-key[3]) + (1-pow(t/layers, key[11]))*key[1]
|
||||
];
|
||||
|
||||
function CapRadius(t) = pow(t/layers, key[10])*(key[0]-key[2]) + (1-pow(t/layers, key[10]))*key[0],
|
||||
difference(){
|
||||
skin([for (i=[0:layers-1])transform(translation(CapTranslation(i)) * rotation(CapRotation(i)), rounded_rectangle_profile(CapTransform(i),fn=fn,r=.5))]);
|
||||
|
||||
//another skin morph with wall thickness
|
||||
//use intersection with stem here?
|
||||
//cut for fonts and extra pattern for light?
|
||||
|
||||
//#translate([0,0,26])rotate([-80,0,0])sweep(shape1(10, 10, 2, d = 0), path_trans2);
|
||||
|
||||
//#translate([0,0,key[4]+5])rotate([0,-90,90])skin(FrontCurve);
|
||||
//#translate([0,0,key[4]+5])rotate([0,-90,270])skin(BackCurve);
|
||||
}
|
||||
//echo(morph(
|
||||
// profile1 = rounded_rectangle_profile([key[0],key[1]],fn=fn,r=.5),
|
||||
// profile2 = transform(translation([0,0,key[4]+5]), rounded_rectangle_profile([key[0]-key[2],key[1]-key[3]],fn=fn,r=4)),
|
||||
// slices=10)
|
||||
// ););
|
||||
/// ----- 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;
|
||||
|
||||
powExpo = 2;
|
||||
function interpolate_profile(profile1, profile2, t) = (1-pow(t,powExpo)) * profile1 + pow(t,powExpo)* profile2;
|
||||
//function interpolate_arc_profile(profile1, profile2, t) = (1-sin(t*90)) * profile1 + sin(t*90) * profile2;
|
||||
|
||||
// Morph two profile
|
||||
function morph(profile1, profile2, slices=1, fn=0) = morph0(
|
||||
augment_profile(to_3d(profile1),max(len(profile1),len(profile2),fn)),
|
||||
augment_profile(to_3d(profile2),max(len(profile1),len(profile2),fn)),
|
||||
slices
|
||||
);
|
||||
|
||||
function morph0(profile1, profile2, slices=1) = [
|
||||
for(index = [0:slices-1])
|
||||
interpolate_profile(profile1, profile2, index/(slices-1))
|
||||
];
|
||||
|
||||
|
||||
// The area of a profile
|
||||
//function area(p, index_=0) = index_ >= len(p) ? 0 :
|
||||
function pseudo_centroid(p,index_=0) = index_ >= len(p) ? [0,0,0] :
|
||||
p[index_]/len(p) + pseudo_centroid(p,index_+1);
|
||||
|
||||
|
||||
//// Nongeneric helper functions
|
||||
|
||||
function profile_distance(p1,p2) = norm(pseudo_centroid(p1) - pseudo_centroid(p2));
|
||||
|
||||
function rate(profiles) = [
|
||||
for (index = [0:len(profiles)-2]) [
|
||||
profile_length(profiles[index+1]) - profile_length(profiles[index]),
|
||||
profile_distance(profiles[index], profiles[index+1])
|
||||
]
|
||||
];
|
||||
|
||||
function profiles_lengths(profiles) = [ for (p = profiles) profile_length(p) ];
|
||||
|
||||
function profile_length(profile,i=0) = i >= len(profile) ? 0 :
|
||||
profile_segment_length(profile, i) + profile_length(profile, i+1);
|
||||
|
||||
function expand_profile_vertices(profile,n=32) = len(profile) >= n ? profile : expand_profile_vertices_0(profile,profile_length(profile),n);
|
||||
|
|
@ -1,4 +1,2 @@
|
|||
# KeyCapProfiles
|
||||
|
||||
|
||||
Make Caps of your dream!
|
||||
Parametric Key Caps
|
||||
|
|
|
|||
383
RP_MX.scad
Normal file
383
RP_MX.scad
Normal file
|
|
@ -0,0 +1,383 @@
|
|||
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>
|
||||
|
||||
//DP (Distored Pyramidal) [Double Penetration] Profile
|
||||
|
||||
//TODO add shift
|
||||
keycap(keyID = 10, 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);
|
||||
// }
|
||||
//}
|
||||
|
||||
////// 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 = 2.5;
|
||||
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 = 7.2;
|
||||
stemLen = 5.5;
|
||||
stemCrossHeight = 4;
|
||||
extra_vertical = 0.6;
|
||||
stemLayers = 50; //resolution of stem to cap top transition
|
||||
|
||||
dishLayers = 100;
|
||||
|
||||
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*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
|
||||
//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
|
||||
//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, 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
|
||||
];
|
||||
|
||||
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]
|
||||
[
|
||||
// EdOf fn LEx WEx DshDep DishCh, DishEp
|
||||
//Column 0
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R2
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R3
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R4
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R5
|
||||
//Column 1
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R2
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R3
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R4
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R5
|
||||
//Column 2
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R2
|
||||
[ .1, .001, 2, 2, 2, .1, .9], //R3
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R4
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R5
|
||||
//Column 3
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R2
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R3
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R4
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R5
|
||||
//Column 4
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R2
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R3
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R4
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R5
|
||||
//Column 5
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R2
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R3
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R4
|
||||
[ .1, .005, 2, 2, 2, .001, .9], //R5
|
||||
];
|
||||
|
||||
|
||||
function EdgeOffset(keyID) = dishParameters[keyID][0]; //
|
||||
function LenFinal(keyID) = dishParameters[keyID][1]; //
|
||||
function LenExpo(keyID) = dishParameters[keyID][2]; //
|
||||
function WidExpo(keyID) = dishParameters[keyID][3]; //
|
||||
function DishDepth(keyID) = dishParameters[keyID][4]; //
|
||||
function DishCham(keyID) = dishParameters[keyID][5]; //
|
||||
function DishExpo(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;
|
||||
|
||||
//----- Distorted Pyramidal Dish
|
||||
|
||||
function DishTranslation(t, keyID) =
|
||||
[
|
||||
((t)/dishLayers*TopWidShift(keyID)), //X shift
|
||||
((t)/dishLayers*TopLenShift(keyID)), //Y shift
|
||||
KeyHeight(keyID)-(t)/dishLayers*(DishDepth(keyID)) //Z shift
|
||||
];
|
||||
|
||||
function DishRotation(t, keyID) =
|
||||
[
|
||||
(-XAngleSkew(keyID)), //X shift
|
||||
(-YAngleSkew(keyID)), //Y shift
|
||||
(-ZAngleSkew(keyID)) //Z shift
|
||||
];
|
||||
|
||||
function DishTransform(t, keyID) =
|
||||
[
|
||||
(1-pow(t/dishLayers, WidExpo(keyID)))*(BottomWidth(keyID) -TopLenDiff(keyID)+EdgeOffset(keyID)) + (pow(t/dishLayers, WidExpo(keyID)))*(LenFinal(keyID)),
|
||||
(1-pow(t/dishLayers, LenExpo(keyID)))*(BottomLength(keyID)-TopLenDiff(keyID)+EdgeOffset(keyID)) + (pow(t/dishLayers, LenExpo(keyID)))*(LenFinal(keyID))
|
||||
];
|
||||
|
||||
function DishRadius(t, keyID) = pow(t/dishLayers, DishExpo(keyID))*DishCham(keyID) + (1-pow(t/dishLayers, DishExpo(keyID)))*ChamfFinRad(keyID);
|
||||
|
||||
///----- 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])cherry_stem(KeyHeight(keyID)-topthickness, 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){
|
||||
#skin([for (i=[0:dishLayers-1]) transform(translation(DishTranslation(i, keyID)) * rotation(DishRotation(i, keyID)), rounded_rectangle_profile(DishTransform(i, keyID),fn=fn,r=DishRadius(i, keyID)))]);
|
||||
} else {
|
||||
#skin([for (i=[0:dishLayers-1]) transform(translation(DishTranslation(i, keyID)) * rotation(DishRotation(i, keyID)), rounded_rectangle_profile(DishTransform(i, keyID),fn=fn,r=DishRadius(i, keyID)))]);
|
||||
}
|
||||
}
|
||||
if(crossSection == true) {
|
||||
translate([0,-15,-.1])cube([15,30,15]);
|
||||
}
|
||||
}
|
||||
//Homing dot
|
||||
if(homeDot == true)translate([0,0,KeyHeight(keyID)-DishDepth(keyID)-.1])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);
|
||||
}
|
||||
}
|
||||
|
||||
/// ----- 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;
|
||||
225822
RP_MX/PDA_C3R4.stl
Normal file
225822
RP_MX/PDA_C3R4.stl
Normal file
File diff suppressed because it is too large
Load diff
219606
RP_MX/RP_C3R3.stl
Normal file
219606
RP_MX/RP_C3R3.stl
Normal file
File diff suppressed because it is too large
Load diff
BIN
RP_profile.png
Normal file
BIN
RP_profile.png
Normal file
Binary file not shown.
|
After Width: | Height: | Size: 134 KiB |
BIN
RP_profile_cross_section.png
Normal file
BIN
RP_profile_cross_section.png
Normal file
Binary file not shown.
|
After Width: | Height: | Size: 56 KiB |
BIN
chocs.png
Normal file
BIN
chocs.png
Normal file
Binary file not shown.
|
After Width: | Height: | Size: 102 KiB |
402
chocs.scad
Normal file
402
chocs.scad
Normal file
|
|
@ -0,0 +1,402 @@
|
|||
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;
|
||||
366
chocs_ellpticalRectangles.scad
Normal file
366
chocs_ellpticalRectangles.scad
Normal file
|
|
@ -0,0 +1,366 @@
|
|||
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
|
||||
//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);
|
||||
// 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]){
|
||||
// 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 = 3; //2 for phat 3 for chicago
|
||||
stepsize = 50; //resolution of Trajectory
|
||||
step = 2; //resolution of ellipes
|
||||
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 = 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, 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
|
||||
|
||||
];
|
||||
|
||||
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];
|
||||
|
||||
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]; //
|
||||
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) -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*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
|
||||
|
||||
|
||||
///----- 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), 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)), 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(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?
|
||||
}
|
||||
|
||||
//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 = 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]))]
|
||||
]/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;
|
||||
195834
chordv1.stl
Normal file
195834
chordv1.stl
Normal file
File diff suppressed because it is too large
Load diff
Loading…
Reference in a new issue