39 lines
1.7 KiB
Python
39 lines
1.7 KiB
Python
"""One execution boundary shared by XML API and native validation tools."""
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from __future__ import annotations
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import os
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from app.simulation.config import SolveIVPConfig
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DEFAULT_NUMERIC_ENGINE = "native"
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def numeric_engine_name(backend: str | None = None) -> str:
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configured = backend or os.environ.get("SIMULATION_NUMERIC_ENGINE", "")
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selected = configured.strip().lower() or DEFAULT_NUMERIC_ENGINE
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if selected == "native-c":
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return "native"
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if selected == "native":
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return selected
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if selected == "python":
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raise ValueError("The Python numerical backend has been removed. Use SIMULATION_NUMERIC_ENGINE=native.")
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raise ValueError(f"Unknown simulation engine: {selected}.")
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def simulation_config(simulation) -> SolveIVPConfig:
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# Match the validated native pipe/chamber accuracy. Per-state SI absolute
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# floors are emitted by native_codegen.tolerances; XML tolerance fields
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# remain a separate protocol change.
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return SolveIVPConfig(t_start=simulation.t_start, t_stop=simulation.t_stop,
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method=simulation.method, rtol=1e-8, max_step=simulation.max_step)
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def simulate_network(network, simulation, *, progress_callback=None,
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warning_callback=None, cancel_check=None, activity_tracker=None, backend=None, raw_series=False):
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numeric_engine_name(backend)
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config = simulation_config(simulation)
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from app.simulation.native_codegen.runner import simulate_native
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return simulate_native(network, config, sample_step=simulation.sample_step, progress_callback=progress_callback,
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warning_callback=warning_callback, cancel_check=cancel_check, activity_tracker=activity_tracker, raw_series=raw_series)
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