fixes

Author: ducky64

edg/electronics_model/SvgPcbBackend.py

@@ -62,7 +62,7 @@ def arrange_hierarchy(root: Tuple[str, ...]) -> PlacedBlock:
         elts: Dict[str, Tuple[Union[PlacedBlock, TransformUtil.Path], Tuple[float, float]]] = {}
         for name, width, height, entry in sorted(sub_placed, key=lambda x: -x[2]):  # by height
             if not x_stack:  # only on first component
-                next_y = 0
+                next_y = 0.0
             else:
                 next_y = x_stack[-1][1]  # y position of the next element
 

examples/BasicKeyboard/BasicKeyboard.svgpcb.js

@@ -1,3 +1,49 @@
+const board = new PCB();
+
+const sw = SwitchMatrix_2_3_sw(pt(0, 0))
+const mcu = board.add(XIAO_RP2040_SMD, {
+  translate: pt(0.348, 1.824), rotate: 0,
+  id: 'mcu'
+})
+
+const limit0 = pt(-0.07874015748031496, -0.07874015748031496);
+const limit1 = pt(2.039370078740158, 2.3332677165354334);
+const xMin = Math.min(limit0[0], limit1[0]);
+const xMax = Math.max(limit0[0], limit1[0]);
+const yMin = Math.min(limit0[1], limit1[1]);
+const yMax = Math.max(limit0[1], limit1[1]);
+
+const filletRadius = 0.1;
+const outline = path(
+  [(xMin+xMax/2), yMax],
+  ["fillet", filletRadius, [xMax, yMax]],
+  ["fillet", filletRadius, [xMax, yMin]],
+  ["fillet", filletRadius, [xMin, yMin]],
+  ["fillet", filletRadius, [xMin, yMax]],
+  [(xMin+xMax/2), yMax],
+);
+board.addShape("outline", outline);
+
+renderPCB({
+  pcb: board,
+  layerColors: {
+    "F.Paste": "#000000ff",
+    "F.Mask": "#000000ff",
+    "B.Mask": "#000000ff",
+    "componentLabels": "#00e5e5e5",
+    "outline": "#002d00ff",
+    "padLabels": "#ffff99e5",
+    "B.Cu": "#ef4e4eff",
+    "F.Cu": "#ff8c00cc",
+  },
+  limits: {
+    x: [xMin, xMax],
+    y: [yMin, yMax]
+  },
+  background: "#00000000",
+  mmPerUnit: 25.4
+})
+
 function SwitchMatrix_2_3_sw(xy, colSpacing=1, rowSpacing=1, diodeOffset=[0.25, 0]) {
   // Circuit generator params
   const ncols = 2
@@ -68,8 +114,3 @@ function SwitchMatrix_2_3_sw(xy, colSpacing=1, rowSpacing=1, diodeOffset=[0.25,
   return obj
 }
 
-const sw = SwitchMatrix_2_3_sw(pt(0, 0))
-const mcu = board.add(XIAO_RP2040_SMD, {
-  translate: pt(8.835, 47.847), rotate: 0,
-  id: 'mcu'
-})