Fix rotation for CourtyardRect

lib/components/primitive-components/CourtyardRect.ts

@@ -1,3 +1,4 @@
+import { decomposeTSR } from "transformation-matrix"
 import { PrimitiveComponent } from "../base-components/PrimitiveComponent"
 import { courtyardRectProps } from "@tscircuit/props"
 
@@ -34,6 +35,11 @@ export class CourtyardRect extends PrimitiveComponent<
       this.parent?.pcb_component_id ??
       this.getPrimitiveContainer()?.pcb_component_id!
 
+    const decomposedTransform = decomposeTSR(
+      this._computePcbGlobalTransformBeforeLayout(),
+    )
+    const ccw_rotation = (decomposedTransform.rotation.angle * 180) / Math.PI
+
     const pcb_courtyard_rect = db.pcb_courtyard_rect.insert({
       pcb_component_id,
       layer,
@@ -43,6 +49,7 @@ export class CourtyardRect extends PrimitiveComponent<
       },
       width: props.width,
       height: props.height,
+      ccw_rotation: ccw_rotation || undefined,
       subcircuit_id: subcircuit?.subcircuit_id ?? undefined,
       pcb_group_id: this.getGroup()?.pcb_group_id ?? undefined,
     })

package.json

@@ -60,13 +60,13 @@
     "bun-match-svg": "0.0.12",
     "calculate-elbow": "^0.0.12",
     "chokidar-cli": "^3.0.0",
-    "circuit-json": "^0.0.402",
+    "circuit-json": "^0.0.403",
     "circuit-json-to-bpc": "^0.0.13",
     "circuit-json-to-connectivity-map": "^0.0.23",
     "circuit-json-to-gltf": "^0.0.73",
     "circuit-json-to-simple-3d": "^0.0.9",
     "circuit-json-to-spice": "^0.0.34",
-    "circuit-to-svg": "^0.0.336",
+    "circuit-to-svg": "^0.0.337",
     "concurrently": "^9.1.2",
     "connectivity-map": "^1.0.0",
     "debug": "^4.3.6",

tests/drc/courtyard-overlap3.test.tsx

@@ -0,0 +1,56 @@
+import { test, expect } from "bun:test"
+import { getTestFixture } from "../fixtures/get-test-fixture"
+
+/**
+ * Two 0805 inductors, L2 rotated 90°, placed so their courtyards overlap.
+ *
+ * 0805 courtyard: width=3.35mm, height=1.9mm.
+ * L1 (0°) at (0,0): courtyard x=[-1.675, 1.675], y=[-0.95, 0.95].
+ * L2 (90°) at (2.5, 0): with pcb_courtyard_outline the polygon rotates correctly,
+ *   so effective x=[-0.95,0.95], y=[-1.675,1.675] shifted → x=[1.55, 3.45].
+ * Courtyards overlap in x at [1.55, 1.675].
+ * Pads of L2 are at x=2.5±0.5125, well clear of L1's pads ending at x=1.425.
+ */
+test("drc courtyard overlap detects overlapping 0805 inductors (one rotated 90°)", async () => {
+  const { circuit } = getTestFixture()
+
+  circuit.add(
+    <board width="20mm" height="20mm">
+      <inductor
+        name="L1"
+        footprint="0805"
+        inductance="10uH"
+        pcbX={0}
+        pcbY={0}
+      />
+      <inductor
+        name="L2"
+        footprint="0805"
+        inductance="10uH"
+        pcbX={2.5}
+        pcbY={0}
+        pcbRotation={90}
+      />
+    </board>,
+  )
+
+  await circuit.renderUntilSettled()
+
+  const circuitJson = circuit.getCircuitJson()
+
+  const padOverlapErrors = circuitJson.filter(
+    (e: any) => e.type === "pcb_footprint_overlap_error",
+  )
+  expect(padOverlapErrors.length).toBe(0)
+
+  const courtyardErrors = circuitJson.filter(
+    (e: any) => e.type === "pcb_courtyard_overlap_error",
+  )
+  expect(courtyardErrors.length).toBeGreaterThan(0)
+  expect((courtyardErrors[0] as any).message).toContain("overlaps")
+
+  expect(circuit).toMatchPcbSnapshot(import.meta.path, {
+    shouldDrawErrors: true,
+    showCourtyards: true,
+  })
+})

tests/drc/courtyard-overlap4.test.tsx

@@ -0,0 +1,58 @@
+import { test, expect } from "bun:test"
+import { getTestFixture } from "../fixtures/get-test-fixture"
+
+/**
+ * Two 0603 capacitors, C2 rotated 45°, placed so their courtyards overlap.
+ *
+ * 0603 courtyard: width=2.95mm, height=1.45mm.
+ * At 45°, AABB = (2.95 + 1.45) * cos(45°) ≈ 3.111mm on each side, half = 1.556mm.
+ * C1 (0°) at (0,0): courtyard x=[-1.475, 1.475].
+ * C2 (45°) at (2.7,0): courtyard x=[1.144, 4.256].
+ * Courtyards overlap by ~0.331mm.
+ *
+ * 0603 pads: width=2.45mm, height=0.95mm.
+ * C1 pads right edge = 1.225mm; C2 pads left edge ≈ 1.498mm → no pad overlap.
+ */
+test("drc courtyard overlap detects overlapping 0603 capacitors (one rotated 45°)", async () => {
+  const { circuit } = getTestFixture()
+
+  circuit.add(
+    <board width="20mm" height="20mm">
+      <capacitor
+        name="C1"
+        footprint="0603"
+        capacitance="100nF"
+        pcbX={0}
+        pcbY={0}
+      />
+      <capacitor
+        name="C2"
+        footprint="0603"
+        capacitance="100nF"
+        pcbX={2.7}
+        pcbY={0}
+        pcbRotation={45}
+      />
+    </board>,
+  )
+
+  await circuit.renderUntilSettled()
+
+  const circuitJson = circuit.getCircuitJson()
+
+  const padOverlapErrors = circuitJson.filter(
+    (e: any) => e.type === "pcb_footprint_overlap_error",
+  )
+  expect(padOverlapErrors.length).toBe(0)
+
+  const courtyardErrors = circuitJson.filter(
+    (e: any) => e.type === "pcb_courtyard_overlap_error",
+  )
+  expect(courtyardErrors.length).toBeGreaterThan(0)
+  expect((courtyardErrors[0] as any).message).toContain("overlaps")
+
+  expect(circuit).toMatchPcbSnapshot(import.meta.path, {
+    shouldDrawErrors: true,
+    showCourtyards: true,
+  })
+})