add support for autorouterVersion="v4"

lib/solvers.ts

@@ -5,6 +5,7 @@ import {
   AutoroutingPipeline1_OriginalUnravel,
   AssignableAutoroutingPipeline3,
   AutoroutingPipelineSolver3_HgPortPointPathing,
+  AutoroutingPipelineSolver4,
 } from "@tscircuit/capacity-autorouter"
 import { CopperPourPipelineSolver } from "@tscircuit/copper-pour-solver"
 
@@ -15,6 +16,7 @@ export const SOLVERS = {
   AssignableAutoroutingPipeline3,
   AutoroutingPipeline1_OriginalUnravel,
   AutoroutingPipelineSolver3_HgPortPointPathing,
+  AutoroutingPipelineSolver4,
   CopperPourPipelineSolver,
 }
 

lib/utils/autorouting/CapacityMeshAutorouter.ts

@@ -4,6 +4,7 @@ import {
   AssignableAutoroutingPipeline3,
   AutoroutingPipeline1_OriginalUnravel,
   AutoroutingPipelineSolver3_HgPortPointPathing,
+  AutoroutingPipelineSolver4,
 } from "@tscircuit/capacity-autorouter"
 import { AutorouterError } from "lib/errors/AutorouterError"
 import type { SimpleRouteJson, SimplifiedPcbTrace } from "./SimpleRouteJson"
@@ -22,7 +23,7 @@ export interface AutorouterOptions {
   stepDelay?: number
   useAssignableSolver?: boolean
   useAutoJumperSolver?: boolean
-  autorouterVersion?: "v1" | "v2" | "v3" | "latest"
+  autorouterVersion?: "v1" | "v2" | "v3" | "v4" | "latest"
   effort?: number
   onSolverStarted?: (details: {
     solverName: string
@@ -39,6 +40,7 @@ export class TscircuitAutorouter implements GenericLocalAutorouter {
     | AssignableAutoroutingPipeline3
     | AutoroutingPipeline1_OriginalUnravel
     | AutoroutingPipelineSolver3_HgPortPointPathing
+    | AutoroutingPipelineSolver4
   private eventHandlers: {
     complete: Array<(ev: AutorouterCompleteEvent) => void>
     error: Array<(ev: AutorouterErrorEvent) => void>
@@ -71,6 +73,8 @@ export class TscircuitAutorouter implements GenericLocalAutorouter {
       solverName = "AutoroutingPipeline1_OriginalUnravel"
     } else if (autorouterVersion === "v3") {
       solverName = "AutoroutingPipelineSolver3_HgPortPointPathing"
+    } else if (autorouterVersion === "v4") {
+      solverName = "AutoroutingPipelineSolver4"
     } else if (useAutoJumperSolver) {
       solverName = "AssignableAutoroutingPipeline3"
     } else if (useAssignableSolver) {

package.json

@@ -34,7 +34,7 @@
     "@resvg/resvg-js": "^2.6.2",
     "@tscircuit/alphabet": "0.0.18",
     "@tscircuit/checks": "0.0.110",
-    "@tscircuit/capacity-autorouter": "^0.0.334",
+    "@tscircuit/capacity-autorouter": "^0.0.353",
     "@tscircuit/circuit-json-util": "^0.0.90",
     "@tscircuit/common": "^0.0.20",
     "@tscircuit/copper-pour-solver": "^0.0.20",
@@ -46,7 +46,7 @@
     "@tscircuit/math-utils": "^0.0.36",
     "@tscircuit/miniflex": "^0.0.4",
     "@tscircuit/ngspice-spice-engine": "^0.0.8",
-    "@tscircuit/props": "^0.0.497",
+    "@tscircuit/props": "^0.0.498",
     "@tscircuit/schematic-match-adapt": "^0.0.16",
     "@tscircuit/schematic-trace-solver": "^v0.0.45",
     "@tscircuit/solver-utils": "^0.0.3",

tests/features/autorouter-version-v4.test.tsx

@@ -0,0 +1,44 @@
+import { expect, test } from "bun:test"
+import { getTestFixture } from "../fixtures/get-test-fixture"
+
+test("board with autorouterVersion v4 uses AutoroutingPipelineSolver4", async () => {
+  const { circuit } = getTestFixture()
+
+  let solverStartedName: string | undefined
+
+  circuit.on("solver:started", (event) => {
+    solverStartedName = event.solverName
+  })
+
+  circuit.add(
+    <board
+      width="20mm"
+      height="20mm"
+      autorouter={{
+        local: true,
+        groupMode: "subcircuit",
+      }}
+      autorouterVersion="v4"
+    >
+      <resistor
+        name="R1"
+        pcbX={-5}
+        pcbY={0}
+        resistance={10000}
+        footprint="0402"
+      />
+      <led name="LED1" pcbX={5} pcbY={0} footprint="0603" />
+
+      <trace from=".R1 > .pin2" to=".LED1 > .anode" />
+    </board>,
+  )
+
+  await circuit.renderUntilSettled()
+
+  expect(solverStartedName).toBe("AutoroutingPipelineSolver4")
+
+  const traces = circuit.selectAll("trace")
+  expect(traces.length).toBeGreaterThan(0)
+
+  expect(circuit).toMatchPcbSnapshot(import.meta.path)
+})