47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from inire.geometry.collision import CollisionEngine
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from inire.geometry.primitives import Port
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from inire.router.astar import AStarRouter
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from inire.router.cost import CostEvaluator
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from inire.router.danger_map import DangerMap
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from inire.router.pathfinder import PathFinder
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from inire.utils.visualization import plot_routing_results
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def main() -> None:
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print("Running Example 05: Orientation Stress Test...")
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# 1. Setup Environment
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bounds = (0, 0, 200, 200)
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engine = CollisionEngine(clearance=2.0)
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danger_map = DangerMap(bounds=bounds)
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danger_map.precompute([])
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evaluator = CostEvaluator(engine, danger_map, greedy_h_weight=1.5, bend_penalty=50.0, sbend_penalty=150.0)
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router = AStarRouter(evaluator, snap_size=1.0, bend_radii=[10.0], sbend_radii=[10.0])
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pf = PathFinder(router, evaluator)
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# 2. Define Netlist: Complex orientation challenges
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netlist = {
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"u_turn": (Port(50, 100, 0), Port(30, 100, 180)),
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"loop": (Port(150, 50, 90), Port(150, 40, 90)),
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"zig_zag": (Port(20, 20, 0), Port(180, 180, 0)),
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}
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net_widths = {nid: 2.0 for nid in netlist}
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# 3. Route
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print("Routing complex orientation nets...")
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results = pf.route_all(netlist, net_widths)
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# 4. Check Results
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for nid, res in results.items():
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status = "Success" if res.is_valid else "Failed"
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print(f" {nid}: {status}")
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# 5. Visualize
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fig, ax = plot_routing_results(results, [], bounds, netlist=netlist)
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fig.savefig("examples/05_orientation_stress.png")
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print("Saved plot to examples/05_orientation_stress.png")
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if __name__ == "__main__":
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main()
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