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Running
Running
| import { AppLayout, Divider, Dropdown, InputField, InputSection, SegmentedControl } from "@elvis/ui"; | |
| import ComputationGraph from "./ComputationGraph"; | |
| import EvaluationTable from "./EvaluationTable"; | |
| import MathText from "./MathText"; | |
| import RunResult from "./RunResult"; | |
| import TimelineControls from "./TimelineControls"; | |
| import type { Mode, RunSettings } from "./types"; | |
| import useAutodiff from "./useAutodiff"; | |
| import useRunResults from "./useRunResults"; | |
| const MODE_OPTIONS: { value: Mode; label: string }[] = [ | |
| { value: "forward", label: "Forward" }, | |
| { value: "reverse", label: "Reverse" }, | |
| ]; | |
| function runCaption(run: RunSettings): string { | |
| const values = Object.entries(run.inputs).map(([name, value]) => `${name} = ${value}`); | |
| return `${values.join(", ")}${run.mode === "forward" ? `, differentiating by ${run.seed}` : ""}`; | |
| } | |
| export default function App() { | |
| const app = useAutodiff(); | |
| const prefix = `f(${app.graph?.inputs.join(", ") ?? "x"}) =`; | |
| const { flow, state } = app.snapshot; | |
| const results = useRunResults(app.graph, app.snapshot); | |
| // Labels follow the run on screen, not a control just changed | |
| const shownMode = app.run?.mode ?? app.mode; | |
| const shownSeed = app.run?.mode === "forward" ? app.run.seed : app.seed; | |
| return ( | |
| <AppLayout | |
| title="Automatic Differentiation" | |
| panel={ | |
| <> | |
| <InputSection label="Function"> | |
| <InputField | |
| label="Function" | |
| hideLabel | |
| prefix={prefix} | |
| value={app.expression} | |
| onChange={app.setExpression} | |
| error={app.functionError} | |
| mono | |
| rows={2} | |
| /> | |
| </InputSection> | |
| {app.graph && ( | |
| <> | |
| <Divider /> | |
| <InputSection label="Inputs"> | |
| <div className="grid grid-cols-2 gap-2"> | |
| {app.inputs.map((input) => ( | |
| <InputField | |
| key={input.name} | |
| label={`Value of ${input.name}`} | |
| hideLabel | |
| prefix={`${input.name} =`} | |
| value={input.text} | |
| onChange={(text) => app.setInput(input.name, text)} | |
| error={input.value === null ? "Enter a number." : null} | |
| mono | |
| /> | |
| ))} | |
| </div> | |
| {app.runError && <p className="font-semibold text-red-600">{app.runError}</p>} | |
| </InputSection> | |
| <Divider /> | |
| <InputSection label="Mode"> | |
| <SegmentedControl label="Mode" options={MODE_OPTIONS} value={app.mode} onChange={app.setMode} /> | |
| {app.mode === "forward" && app.graph.inputs.length > 1 && ( | |
| <Dropdown label="Differentiate by" options={app.graph.inputs} activeOption={app.seed} onChange={app.setSeed} /> | |
| )} | |
| </InputSection> | |
| <Divider /> | |
| <RunResult graph={app.graph} results={results} mode={shownMode} /> | |
| </> | |
| )} | |
| </> | |
| } | |
| footer={ | |
| <> | |
| {app.status === "loading" && ( | |
| <p className="text-sm text-ink-muted">Loading Python… actions will run once it is ready.</p> | |
| )} | |
| {app.status === "failed" && <p className="font-semibold text-red-600">Python failed to load.</p>} | |
| <TimelineControls timeline={app.timeline} snapshot={app.snapshot} animated={app.animated} onAnimatedChange={app.setAnimated} /> | |
| </> | |
| } | |
| > | |
| {app.graph && ( | |
| <div className="flex min-h-0 flex-1 flex-col gap-4"> | |
| <ComputationGraph graph={app.graph} state={state} flow={flow} timeline={app.timeline} /> | |
| <Divider /> | |
| <EvaluationTable graph={app.graph} state={state} mode={shownMode} seed={shownSeed} /> | |
| {app.run && ( | |
| <p className="text-sm text-ink-muted"> | |
| {shownMode === "forward" ? "Forward" : "Reverse"} mode at <span className="font-mono"><MathText text={runCaption(app.run)} /></span> | |
| </p> | |
| )} | |
| </div> | |
| )} | |
| </AppLayout> | |
| ); | |
| } | |