157 lines
7.4 KiB
JavaScript
157 lines
7.4 KiB
JavaScript
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export default function(part) {
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let { Point, Path, points, paths, store, options, measurements,utils } = part.shorthand();
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// FIXME: simplify points names a bit, they're too long
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function draftSleeve(part, tweak) {
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let { Point, Path, points, paths, store, options, measurements,utils } = part.shorthand();
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// Sleeve frame
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points.top = new Point(0, 0);
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points.boxTopRight = points.top.shift(0, store.get("sleevecapTarget") / 5.8 * tweak);
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points.boxTopLeft = points.boxTopRight.flipX();
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points.boxBottom = points.top.shift(-90, measurements.shoulderToWrist * (1 + options.sleeveLengthBonus));
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points.boxBottomRight = points.boxBottom.shift(0, points.boxTopRight.x);
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points.boxBottomLeft = points.boxBottomRight.flipX();
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points.armCenter = points.top.shift(
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-90,
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measurements.bicepsCircumference *
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(1+ options.bicepsEase) *
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options.sleevecapHeight *
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tweak
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);
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points.armRight = points.armCenter.shift(0, points.boxTopRight.x);
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points.armLeft = points.armRight.flipX();
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points.elbowCenter = points.top.shift(-90, measurements.shoulderToElbow);
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points.elbowRight = points.elbowCenter.shift(0, points.boxTopRight.x);
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points.elbowLeft = points.elbowRight.flipX();
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// Using sleeve width to adapt other values
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let factor = points.boxTopRight.x;
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// Note: us = undersleeve, ts = topsleeve
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points.backPitchPoint = new Point(factor, points.armCenter.y / 3);
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points.usTip = points.backPitchPoint.shift(180, factor / 4);
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points.tsLeftEdge = points.armLeft.shift(180, factor / 4);
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points.usLeftEdge = points.armLeft.shift(0, factor / 4);
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points.tsRightEdge = points.armRight.shift(0, factor / 9);
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points.usRightEdge = points.armRight.shift(180, factor / 9);
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points.frontPitchPoint = new Point(points.boxTopLeft.x, points.armCenter.y * 0.6);
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points.tsElbowLeft = points.elbowLeft.shift(180, factor / 9);
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points.usElbowLeft = points.elbowLeft.shift(0, factor / 2.4);
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// Different approach to sleeve bend, wrist right first
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points.tsWristRight = utils.beamsIntersect(
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points.elbowRight,
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points.boxBottomRight.rotate(options.sleeveBend * -1, points.elbowRight),
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points.boxBottomLeft,
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points.boxBottomRight
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);
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points.usWristRight = points.tsWristRight.clone();
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// Shift wrist left to the exact wrist width
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let wristWidth = measurements.wristCircumference * (1 + options.cuffEase);
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let topWrist = wristWidth/2 + factor/5;
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let underWrist = wristWidth/2 - factor/5;
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points.tsWristLeftHelperBottom = points.tsWristRight.shift(180, topWrist/2);
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points.usWristLeftHelperBottom = points.usWristRight.shift(180, underWrist/2);
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points.tsWristLeftHelperTop = points.tsElbowLeft.shiftFractionTowards(points.elbowRight, 0.5)
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points.usWristLeftHelperTop = points.usElbowLeft.shiftFractionTowards(points.elbowRight, 0.5)
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let tsWristAngle = points.tsWristLeftHelperBottom.angle(points.tsWristLeftHelperTop);
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let usWristAngle = points.usWristLeftHelperBottom.angle(points.usWristLeftHelperTop);
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points.tsWristLeft = points.tsWristRight.shift(tsWristAngle - 90, topWrist * -1);
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points.usWristLeft = points.usWristRight.shift(usWristAngle - 90, underWrist * -1);
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// Control points ts
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points.tsRightEdgeCpTop = points.tsRightEdge.shift(90, points.backPitchPoint.dy(points.tsRightEdge)/2);
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points.tsRightEdgeCpBottom = points.tsRightEdgeCpTop.flipY(points.tsRightEdge);
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points.elbowRightCpTop = points.tsWristRight.shiftFractionTowards(points.elbowRight, 1.15);
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points.topCpRight = points.top.shift(0, factor/1.6);
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points.topCpLeft = points.topCpRight.flipX();
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points.tsLeftEdgeCpRight = points.tsLeftEdge.shift(0, points.tsLeftEdge.dist(points.armLeft)/2);
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points.frontPitchPointCpBottom = points.frontPitchPoint.shiftFractionTowards(points.tsLeftEdgeCpRight, 0.666);
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points.frontPitchPointCpTop = points.frontPitchPointCpBottom.rotate(180, points.frontPitchPoint);
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points.tsElbowLeftCpTop = points.tsWristLeft.shiftFractionTowards(points.tsElbowLeft, 1.2);
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// Control points us
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points.usRightEdgeCpBottom = points.usRightEdge.shift(points.usTip.angle(points.elbowRight), points.usTip.dy(points.usRightEdge)/2);
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points.usRightEdgeCpTop = points.usRightEdgeCpBottom.rotate(180, points.usRightEdge);
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points._helper1 = new Path()
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.move(points.backPitchPoint)
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._curve(points.topCpRight, points.top)
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.shiftAlong(5);
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points._helper2 = new Path()
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.move(points.backPitchPoint)
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._curve(points.tsRightEdgeCpTop, points.tsRightEdge)
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.shiftAlong(5);
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points.usLeftEdgeRight = points.usLeftEdge.shift(0, points.usLeftEdge.dist(points.armCenter)/3);
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points.usLeftEdgeCpRight = points.usLeftEdge.shift(0, points.usLeftEdge.dist(points.armCenter)/1.2);
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// Angle of the usTip
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let angle = points._helper1.angle(points.backPitchPoint) - points.backPitchPoint.angle(points._helper2);
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points.usTipCpBottom = points.usRightEdgeCpTop.rotate(angle * -1, points.usTip)
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points.usElbowLeftCpTop = points.usWristLeft.shiftFractionTowards(points.usElbowLeft, 1.2);
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// Calculate length of the sleevecap seam
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let lenTop = new Path()
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.move(points.backPitchPoint)
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.curve(points.backPitchPoint, points.topCpRight, points.top)
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.curve(points.topCpLeft, points.frontPitchPointCpTop, points.frontPitchPoint)
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.curve(points.frontPitchPointCpBottom, points.tsLeftEdgeCpRight, points.tsLeftEdge)
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.length();
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let lenUnder = new Path()
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.move(points.usTip)
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.curve(points.usTipCpBottom, points.usLeftEdgeCpRight, points.usLeftEdgeRight)
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.line(points.usLeftEdge)
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.length();
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store.set("sleevecapLength", lenTop + lenUnder);
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}
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let armholeLength =
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store.get("frontArmholeLength") + store.get("backArmholeLength");
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let sleevecapEase = armholeLength * options.sleevecapEase;
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store.set("sleevecapEase", sleevecapEase);
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store.set("sleevecapTarget", armholeLength + sleevecapEase);
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let delta = 0;
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let runs = 0;
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let tweak = 1;
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let target = store.get("sleevecapTarget");
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do {
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draftSleeve(part, tweak);
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runs++;
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delta = store.get("sleevecapLength") - target;
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if (delta > 0) tweak = tweak * 0.99;
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else tweak = tweak * 1.02;
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} while (Math.abs(delta) > 2 && runs < 25);
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// Paths
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paths.ts = new Path()
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.move(points.tsWristRight)
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.line(points.elbowRight)
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.curve(points.elbowRightCpTop, points.tsRightEdgeCpBottom, points.tsRightEdge)
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.curve_(points.tsRightEdgeCpTop, points.backPitchPoint)
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.curve(points.backPitchPoint, points.topCpRight, points.top)
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.curve(points.topCpLeft, points.frontPitchPointCpTop, points.frontPitchPoint)
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.curve(points.frontPitchPointCpBottom, points.tsLeftEdgeCpRight, points.tsLeftEdge)
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.curve(points.tsLeftEdge, points.tsElbowLeftCpTop, points.tsElbowLeft)
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.line(points.tsWristLeft)
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.line(points.tsWristRight)
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.close()
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.attr("class", "lining");
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paths.us = new Path()
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.move(points.usWristRight)
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.line(points.elbowRight)
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.curve(points.elbowRightCpTop, points.usRightEdgeCpBottom, points.usRightEdge)
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.curve_(points.usRightEdgeCpTop, points.usTip)
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.curve(points.usTipCpBottom, points.usLeftEdgeCpRight, points.usLeftEdgeRight)
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.line(points.usLeftEdge)
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.curve(points.usLeftEdge, points.usElbowLeftCpTop, points.usElbowLeft)
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.line(points.usWristLeft)
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.line(points.usWristRight)
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.close()
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.attr("class", "stroke-xl interfacing");
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return part;
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}
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