Merge pull request #261 from hyusap/main

blot-ayush

art/blot-ayush/index.js

@@ -0,0 +1,190 @@
+// Check the workshop tab to get started
+
+const x = 20 / 100;
+const y = 45 / 100;
+
+const width = 125;
+const height = 125;
+const extrusionWidth = 8;
+const extrusionLength = 48;
+const padding = 2;
+const fillRepeat = 1;
+
+setDocDimensions(width, height);
+
+function createExtrusion(extrusionWidth, extrusionLength, fillRepeat) {
+  const t = createTurtle();
+
+  t.left(90);
+  t.forward(extrusionLength);
+  t.right(90);
+  t.forward(extrusionWidth / 4);
+  t.right(90);
+  t.forward(extrusionLength);
+  t.right(90);
+  t.forward(extrusionWidth / 4);
+  t.right(180);
+  t.forward(extrusionWidth / 2);
+  t.left(90);
+  for (let i = 0; i < extrusionLength; i++) {
+    if (i % fillRepeat == 0) {
+      t.left(90);
+      t.forward(extrusionWidth / 4);
+      t.left(180);
+      t.forward(extrusionWidth / 4);
+      t.left(90);
+    }
+    t.forward(1);
+  }
+  // t.forward(extrusionLength % 1);
+  t.left(90);
+  t.forward(extrusionWidth / 4);
+  t.left(180);
+  t.forward(extrusionWidth / 2);
+  t.right(90);
+  t.forward(extrusionLength);
+  t.right(90);
+  t.forward(extrusionWidth / 4);
+
+  return t;
+}
+
+function endCap(padding, stepperSize, extrusionWidth, legSize) {
+  const t = createTurtle();
+  t.left(90);
+
+  const paddedStepper = stepperSize + padding;
+  const paddedExtrusion = extrusionWidth + padding;
+  const legWidth = padding * 1.5;
+
+  t.forward(paddedStepper);
+  t.right(90);
+  t.forward(paddedStepper - legWidth);
+  t.left(90);
+  t.forward(legSize);
+  t.right(90);
+  t.forward(legWidth);
+  t.right(90);
+  t.forward(legSize + (stepperSize - extrusionWidth) / 2);
+  t.left(90);
+  t.forward(paddedExtrusion / 2);
+  t.right(90);
+  t.forward(paddedExtrusion);
+  t.right(90);
+  t.forward(paddedExtrusion / 2);
+  t.left(90);
+  t.forward(legSize + (stepperSize - extrusionWidth) / 2);
+  t.right(90);
+  t.forward(legWidth);
+  t.right(90);
+  t.forward(legSize);
+  t.left(90);
+  t.forward(paddedStepper - legWidth);
+  return t;
+}
+
+function cube(sideLength) {
+  const t = createTurtle();
+  for (let i = 0; i < 4; i++) {
+    t.forward(sideLength);
+    t.right(90);
+  }
+  return t;
+}
+
+function createHolder(padding, extrusionWidth, penRad) {
+  const t = createTurtle();
+  t.left(90);
+  t.forward(extrusionWidth * 2);
+  t.right(90);
+  t.forward(padding + extrusionWidth);
+  t.right(90);
+  t.forward(extrusionWidth * 2);
+  t.right(90);
+  t.forward(padding + extrusionWidth);
+
+  t.jump([(padding + extrusionWidth) / 2, extrusionWidth * 2 - padding]);
+  t.arc(360, penRad);
+  return t;
+}
+
+function carriageSide(padding, extrusionWidth, wheelRad) {
+  let t = createTurtle();
+  t.left(90);
+  const width = 2 * (padding + wheelRad * 2) + extrusionWidth;
+  const length = padding + wheelRad * 2;
+
+  t.forward(width);
+  t.right(90);
+  t.forward(length);
+  t.right(90);
+  t.forward(width);
+  t.right(90);
+  t.forward(length);
+  t.right(90);
+
+  t.jump([length, wheelRad + padding]);
+  t.arc(360, wheelRad);
+
+  t.jump([length, width - (wheelRad + padding)]);
+  t.arc(360, wheelRad);
+
+  return t;
+}
+
+const leftCap = endCap(padding, 12, extrusionWidth, 7);
+leftCap.translate([width / 6, height / 2], leftCap.cc);
+
+const leftCarriage = carriageSide(2, extrusionWidth, 2);
+const center = createExtrusion(extrusionWidth, extrusionLength, fillRepeat);
+
+const uncoveredLength =
+  extrusionLength - (leftCarriage.width * 2 + center.width);
+
+const left = createExtrusion(extrusionWidth, uncoveredLength * x, fillRepeat);
+left.rotate(90, left.cc);
+left.translate(leftCap.rc, left.lc);
+
+leftCarriage.translate(left.rc, leftCarriage.lc);
+center.translate(leftCarriage.rt, [
+  center.lc[0],
+  center.lc[1] + center.height * y,
+]);
+
+const rightCarriage = carriageSide(2, extrusionWidth, 2);
+rightCarriage.rotate(180, rightCarriage.cc);
+rightCarriage.translate(
+  [leftCarriage.rc[0] + center.width, leftCarriage.rc[1]],
+  rightCarriage.lc
+);
+
+const right = createExtrusion(
+  extrusionWidth,
+  uncoveredLength * (1 - x),
+  fillRepeat
+);
+right.rotate(90, right.cc);
+right.translate(rightCarriage.rc, right.lc);
+
+const topCap = cube(padding + extrusionWidth);
+topCap.translate(center.ct, topCap.cb);
+
+const rightCap = endCap(padding, 12, extrusionWidth, 7);
+rightCap.rotate(180, rightCap.cc);
+rightCap.translate(right.rc, rightCap.lc);
+
+const holder = createHolder(padding, extrusionWidth, 1);
+holder.rotate(180, holder.cc);
+holder.translate(center.cb, holder.ct);
+
+drawTurtles([
+  center,
+  leftCarriage,
+  rightCarriage,
+  left,
+  right,
+  topCap,
+  leftCap,
+  rightCap,
+  holder,
+]);