Initialize project without preview renderer

This commit is contained in:
2025-09-28 23:30:02 +02:00
commit 2852c88a77
16 changed files with 11459 additions and 0 deletions
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# Dependencies
node_modules/
# Build output
dist/
# Logs
npm-debug.log*
yarn-error.log*
# OS cruft
.DS_Store
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# Build stage
FROM node:20-alpine AS build
WORKDIR /app
COPY package*.json ./
RUN npm ci
COPY . .
RUN npm run build
# Production stage
FROM nginx:alpine
COPY --from=build /app/dist /usr/share/nginx/html
EXPOSE 80
CMD ["nginx", "-g", "daemon off;"]
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{
"sourceType": "unambiguous",
"presets": [
["@babel/preset-env", { "targets": ">0.25%, not dead", "modules": "commonjs" }],
["@babel/preset-react", { "runtime": "automatic" }]
]
}
Executable
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#!/bin/bash
set -euo pipefail
# --- Configuration -----------------------------------------------------------
# Provide your own values via environment variables or edit the defaults below.
BUCKET_NAME="${BUCKET_NAME:-lenssim-static-prod}"
CLOUDFRONT_ID="${CLOUDFRONT_ID:-EM92WLNGPGOVA}"
CLOUDFRONT_DOMAIN="${CLOUDFRONT_DOMAIN:-d3z407nghipey.cloudfront.net}"
AWS_REGION="${AWS_REGION:-eu-central-1}"
if [[ -z "${BUCKET_NAME}" ]]; then
echo "❌ Please set BUCKET_NAME (env var or inside deploy.sh) before deploying." >&2
exit 1
fi
if [[ "${CLOUDFRONT_ID}" == "YOUR_CLOUDFRONT_DIST_ID" || -z "${CLOUDFRONT_ID}" ]]; then
echo "❌ Please set CLOUDFRONT_ID (env var or inside deploy.sh) before deploying." >&2
exit 1
fi
echo "🚀 Building LensSim SPA..."
npm run build
echo "📦 Syncing hashed assets to s3://${BUCKET_NAME}..."
aws s3 sync dist/ s3://${BUCKET_NAME} \
--delete \
--exclude "index.html" \
--cache-control "public, max-age=31536000, immutable"
echo "🗂 Uploading index.html with no-cache headers..."
aws s3 cp dist/index.html s3://${BUCKET_NAME}/index.html \
--cache-control "no-cache, no-store, must-revalidate" \
--content-type "text/html"
echo "🔄 Creating CloudFront invalidation for shell files..."
aws cloudfront create-invalidation \
--distribution-id "${CLOUDFRONT_ID}" \
--paths "/" "/index.html" \
--output text > /dev/null
echo
echo "✅ Deployment finished."
echo "🌐 CloudFront URL: https://${CLOUDFRONT_DOMAIN}/"
echo "🪣 S3 Website (if enabled): http://${BUCKET_NAME}.s3-website.${AWS_REGION}.amazonaws.com/"
echo "⏱️ Note: CloudFront edge caches can take a few minutes to refresh."
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{
"name": "lenssim",
"version": "1.0.0",
"description": "",
"main": "index.js",
"scripts": {
"start": "webpack serve --mode development",
"build": "webpack --mode production"
},
"keywords": [],
"author": "",
"license": "ISC",
"type": "commonjs",
"dependencies": {
"plotly.js": "^3.1.0",
"react": "^19.1.1",
"react-dom": "^19.1.1",
"react-plotly.js": "^2.6.0",
"regl": "^2.1.1"
},
"devDependencies": {
"@babel/core": "^7.28.4",
"@babel/preset-env": "^7.28.3",
"@babel/preset-react": "^7.27.1",
"autoprefixer": "^10.4.21",
"babel-loader": "^10.0.0",
"css-loader": "^7.1.2",
"html-webpack-plugin": "^5.6.4",
"postcss": "^8.5.6",
"postcss-loader": "^8.2.0",
"style-loader": "^4.0.0",
"tailwindcss": "^3.4.13",
"webpack": "^5.101.3",
"webpack-cli": "^6.0.1",
"webpack-dev-server": "^5.2.2"
}
}
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module.exports = {
plugins: {
tailwindcss: {},
autoprefixer: {},
},
};
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Lens & Sensor Blur Comparison</title>
</head>
<body class="bg-slate-950 text-slate-100">
<div id="root"></div>
</body>
</html>
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import React, { useMemo, useState, useCallback, useEffect } from 'react';
import Plot from 'react-plotly.js';
import { findSensorById } from './data/sensors.js';
import { defaultLenses } from './data/lenses.js';
import {
FramingModes,
PlotTypes,
buildBlurDataset,
buildSeparationSamples,
buildStatsAtCheckpoints,
computeSubjectDistance,
} from './utils/optics.js';
const COLOR_PALETTE = ['#38bdf8', '#a855f7', '#f97316', '#22c55e', '#e11d48', '#6366f1', '#14b8a6', '#f59e0b'];
const plotTypeOptions = [
{ value: PlotTypes.DISTANCE, label: 'Absolute scene distance' },
{ value: PlotTypes.NORMALIZED, label: 'Blur vs normalized distance' },
{ value: PlotTypes.SEPARATION, label: 'Focus-relative distance' },
{ value: PlotTypes.DIOPTER, label: 'Blur vs diopter difference' },
];
const framingOptions = [
{ value: FramingModes.FIXED_DISTANCE, label: 'Fixed subject distance' },
{ value: FramingModes.MATCH_DIAGONAL, label: 'Normalize by diagonal' },
{ value: FramingModes.MATCH_HEIGHT, label: 'Normalize by height' },
{ value: FramingModes.CUSTOM, label: 'Custom framing' },
];
const parseCheckpointInput = (input) => {
if (!input) return [3, 6, 10];
const values = input
.split(',')
.map((token) => Number.parseFloat(token.trim()))
.filter((value) => Number.isFinite(value) && value > 0)
.sort((a, b) => a - b);
return values.length > 0 ? values : [3, 6, 10];
};
const formatNumber = (value, digits = 2) => {
const numeric = Number.parseFloat(value);
if (!Number.isFinite(numeric)) return '—';
return numeric.toFixed(digits);
};
const formatAperture = (value) => {
const numeric = Number.parseFloat(value);
if (!Number.isFinite(numeric)) return 'ƒ/—';
return `ƒ/${numeric.toFixed(1)}`;
};
const getAxisConfig = (plotType) => {
switch (plotType) {
case PlotTypes.DISTANCE:
return { label: 'Scene distance (m)', accessor: (point) => point.sceneDistance };
case PlotTypes.ZOOMED:
return { label: 'Scene distance (m)', accessor: (point) => point.sceneDistance };
case PlotTypes.NORMALIZED:
return { label: 'Scene distance ÷ subject distance', accessor: (point) => point.normalizedDistance };
case PlotTypes.SEPARATION:
return { label: 'Focus-relative distance (m)', accessor: (point) => point.focusOffset };
case PlotTypes.DIOPTER:
return { label: 'Diopter difference (1/m)', accessor: (point) => point.diopterDifference };
default:
return { label: 'Scene distance (m)', accessor: (point) => point.sceneDistance };
}
};
const filterDatasetForPlotType = (dataset, plotType) => {
if (plotType === PlotTypes.ZOOMED) {
return dataset.filter((point) => Math.abs(point.focusOffset) <= 3);
}
return dataset;
};
const PlotSection = ({ lensCurves, plotType, setPlotType }) => {
const axisConfig = getAxisConfig(plotType);
const plotData = lensCurves.map((curve, index) => {
const filteredDataset = filterDatasetForPlotType(curve.dataset, plotType);
const xValues = filteredDataset.map(axisConfig.accessor);
const yValues = filteredDataset.map((point) => point.blurPercentOfDiagonal);
return {
x: xValues,
y: yValues,
customdata: filteredDataset.map((point) => [
point.blurPercentOfDiagonal,
point.blurMm,
point.sceneDistance,
point.focusOffset,
point.normalizedDistance,
point.diopterDifference,
]),
mode: 'lines',
name: `${curve.lens.name} (${formatAperture(curve.apertureUsed)})`,
line: {
width: 2,
color: COLOR_PALETTE[index % COLOR_PALETTE.length],
},
hovertemplate: `<b>%{text}</b><br>${axisConfig.label}: %{x:.2f}<br>Blur: %{customdata[0]:.2f}% diag (%{customdata[1]:.2f} mm)<extra></extra>`,
text: Array(filteredDataset.length).fill(curve.lens.name),
};
});
const maxY = Math.max(
0.1,
...lensCurves.flatMap((curve) => curve.dataset.map((point) => point.blurPercentOfDiagonal))
);
return (
<div className="flex flex-col gap-4 p-4">
<div className="flex flex-wrap items-center justify-between gap-3">
<div>
<h2 className="text-lg font-semibold text-slate-100">Blur comparison</h2>
<p className="text-xs uppercase tracking-wide text-slate-400">Blur radius as % of sensor diagonal</p>
</div>
<div className="flex flex-wrap items-center gap-3">
<select
value={plotType}
onChange={(event) => setPlotType(event.target.value)}
className="rounded border border-slate-700 bg-slate-900 px-3 py-2 text-sm focus:border-accent focus:outline-none"
>
{plotTypeOptions.map((option) => (
<option key={option.value} value={option.value}>
{option.label}
</option>
))}
</select>
</div>
</div>
<div className="h-[420px] min-h-[320px] overflow-hidden rounded-lg border border-slate-800 bg-slate-900/60 lg:h-[calc(100vh-18rem)]">
{lensCurves.length > 0 ? (
<Plot
data={plotData}
layout={{
paper_bgcolor: 'rgba(15, 23, 42, 1)',
plot_bgcolor: 'rgba(15, 23, 42, 1)',
font: { color: '#e2e8f0' },
margin: { l: 60, r: 20, t: 30, b: 50 },
legend: { orientation: 'h', yanchor: 'bottom', y: 1.02 },
xaxis: {
title: axisConfig.label,
gridcolor: 'rgba(148, 163, 184, 0.2)',
zerolinecolor: 'rgba(148, 163, 184, 0.4)',
},
yaxis: {
title: 'Blur radius (% of sensor diagonal)',
type: 'linear',
gridcolor: 'rgba(148, 163, 184, 0.2)',
zerolinecolor: 'rgba(148, 163, 184, 0.4)',
range: [0, maxY * 1.1],
},
}}
useResizeHandler
style={{ width: '100%', height: '100%' }}
config={{ responsive: true, displaylogo: false, modeBarButtonsToRemove: ['select2d', 'lasso2d'] }}
/>
) : (
<div className="flex h-full items-center justify-center text-sm text-slate-400">Select at least one lens to render a curve.</div>
)}
</div>
</div>
);
};
const ControlsPanel = ({
selectedLensIds,
toggleLensSelection,
activeLensId,
setActiveLensId,
}) => {
return (
<div className="space-y-6 p-4">
<section>
<h2 className="text-sm font-semibold uppercase tracking-wide text-slate-400 mb-2">Lenses & sensors</h2>
<p className="mb-3 text-xs text-slate-500">Each lens automatically pairs with its native sensor format for accurate comparisons.</p>
<div className="flex flex-col gap-2">
{defaultLenses.map((lens) => {
const isSelected = selectedLensIds.includes(lens.id);
const isActive = activeLensId === lens.id;
const sensor = findSensorById(lens.sensorId);
const sensorLabel = sensor ? sensor.name : 'Unknown sensor';
const lensMetaParts = [
lens.brand,
`${lens.focalLength}mm`,
`ƒ/${lens.maxAperture}`,
sensorLabel,
].filter(Boolean);
const lensMeta = lensMetaParts.join(' · ');
return (
<label
key={lens.id}
onMouseEnter={() => setActiveLensId(lens.id)}
onFocus={() => setActiveLensId(lens.id)}
className={`flex cursor-pointer items-center justify-between rounded border px-3 py-2 text-sm transition ${
isActive
? 'border-accent/70 bg-slate-900/80 text-slate-100 shadow-[0_0_0_1px_rgba(56,189,248,0.35)]'
: isSelected
? 'border-accent/40 bg-slate-900/60 text-slate-100'
: 'border-slate-700 bg-slate-900/40 text-slate-400'
}`}
>
<span className="flex flex-col">
<span className="font-medium text-slate-100">{lens.name}</span>
<span className="text-xs text-slate-400">{lensMeta}</span>
</span>
<input
type="checkbox"
checked={isSelected}
onChange={() => {
toggleLensSelection(lens.id);
if (!isSelected) {
setActiveLensId(lens.id);
}
}}
className="h-4 w-4 accent-accent"
/>
</label>
);
})}
</div>
</section>
</div>
);
};
const StatsTable = ({ lensStats, checkpoints }) => (
<div className="overflow-x-auto rounded-lg border border-slate-800 bg-slate-900/60">
<table className="min-w-full divide-y divide-slate-800 text-sm">
<thead className="text-left text-xs uppercase tracking-wide text-slate-400">
<tr>
<th className="px-3 py-2">Lens</th>
<th className="px-3 py-2">Sensor</th>
<th className="px-3 py-2">Subject distance</th>
<th className="px-3 py-2">Entrance pupil</th>
{checkpoints.map((checkpoint) => (
<th key={checkpoint} className="px-3 py-2 text-right">
{formatNumber(checkpoint, checkpoint >= 1 ? 0 : 2)} m
</th>
))}
</tr>
</thead>
<tbody className="divide-y divide-slate-900/60">
{lensStats.length === 0 ? (
<tr>
<td colSpan={4 + checkpoints.length} className="px-3 py-6 text-center text-sm text-slate-400">
Select at least one lens to compare blur metrics.
</td>
</tr>
) : (
lensStats.map(({ lens, sensor, apertureUsed, subjectDistance, entrancePupil, checkpointStats }) => {
const lensSummaryParts = [lens.brand, `${lens.focalLength}mm`, formatAperture(apertureUsed)];
const lensSummary = lensSummaryParts.filter(Boolean).join(' · ');
return (
<tr key={lens.id} className="hover:bg-slate-900/60">
<td className="px-3 py-2">
<div className="font-medium text-slate-100">{lens.name}</div>
<div className="text-xs text-slate-400">{lensSummary}</div>
</td>
<td className="px-3 py-2 text-slate-200">{sensor?.name ?? '—'}</td>
<td className="px-3 py-2 text-slate-200">{formatNumber(subjectDistance, 2)} m</td>
<td className="px-3 py-2 text-slate-200">{formatNumber(entrancePupil, 1)} mm</td>
{checkpointStats.map((stat) => (
<td key={stat.separation} className="px-3 py-2 text-right text-slate-100">
<div>{formatNumber(stat.blurPercentOfDiagonal, 2)}%</div>
<div className="text-xs text-slate-400">{formatNumber(stat.blurMm, 2)} mm</div>
</td>
))}
</tr>
);
})
)}
</tbody>
</table>
</div>
);
const FramingPanel = ({
framingMode,
setFramingMode,
subjectHeight,
setSubjectHeight,
frameFill,
setFrameFill,
fixedSubjectDistance,
setFixedSubjectDistance,
customSubjectDistance,
setCustomSubjectDistance,
customDimension,
setCustomDimension,
}) => {
const distanceValue = framingMode === FramingModes.FIXED_DISTANCE ? fixedSubjectDistance : customSubjectDistance;
return (
<div className="rounded-lg border border-slate-800 bg-slate-900/60 p-4">
<h2 className="mb-3 text-sm font-semibold uppercase tracking-wide text-slate-400">Framing mode</h2>
<div className="space-y-3">
<div className="space-y-1">
<label className="text-xs uppercase tracking-wide text-slate-400">Mode</label>
<select
value={framingMode}
onChange={(event) => setFramingMode(event.target.value)}
className="w-full rounded border border-slate-700 bg-slate-900 px-3 py-2 text-sm focus:border-accent focus:outline-none"
>
{framingOptions.map((option) => (
<option key={option.value} value={option.value}>
{option.label}
</option>
))}
</select>
</div>
{(framingMode === FramingModes.FIXED_DISTANCE || framingMode === FramingModes.CUSTOM) && (
<div className="space-y-1">
<label className="flex items-center justify-between text-xs uppercase tracking-wide text-slate-400">
<span>{framingMode === FramingModes.FIXED_DISTANCE ? 'Subject distance' : 'Custom subject distance'}</span>
<span className="text-slate-200">{formatNumber(distanceValue, 2)} m</span>
</label>
<input
type="range"
min="0.5"
max="15"
step="0.1"
value={distanceValue}
onChange={(event) => {
const value = Number.parseFloat(event.target.value);
setCustomSubjectDistance(value);
setFixedSubjectDistance(value);
}}
className="w-full"
/>
</div>
)}
{(framingMode === FramingModes.MATCH_HEIGHT || framingMode === FramingModes.MATCH_DIAGONAL || framingMode === FramingModes.CUSTOM) && (
<>
<div className="space-y-1">
<label className="flex items-center justify-between text-xs uppercase tracking-wide text-slate-400">
<span>Subject height</span>
<span className="text-slate-200">{formatNumber(subjectHeight, 2)} m</span>
</label>
<input
type="range"
min="0.5"
max="2.5"
step="0.01"
value={subjectHeight}
onChange={(event) => setSubjectHeight(Number.parseFloat(event.target.value))}
className="w-full"
/>
</div>
<div className="space-y-1">
<label className="flex items-center justify-between text-xs uppercase tracking-wide text-slate-400">
<span>Frame fill</span>
<span className="text-slate-200">{formatNumber(frameFill * 100, 0)}%</span>
</label>
<input
type="range"
min="0.2"
max="0.95"
step="0.01"
value={frameFill}
onChange={(event) => setFrameFill(Number.parseFloat(event.target.value))}
className="w-full"
/>
</div>
</>
)}
{framingMode === FramingModes.CUSTOM && (
<div className="space-y-1">
<label className="text-xs uppercase tracking-wide text-slate-400">Custom framing dimension</label>
<select
value={customDimension}
onChange={(event) => setCustomDimension(event.target.value)}
className="w-full rounded border border-slate-700 bg-slate-900 px-3 py-2 text-sm focus:border-accent focus:outline-none"
>
<option value="height">Match frame height</option>
<option value="diagonal">Match frame diagonal</option>
</select>
</div>
)}
</div>
</div>
);
};
const OpticsPanel = ({
foregroundRange,
setForegroundRange,
maxSeparation,
setMaxSeparation,
checkpointsInput,
setCheckpointsInput,
foregroundRangeLimit,
maxSeparationLimit,
}) => (
<div className="rounded-lg border border-slate-800 bg-slate-900/60 p-4">
<h2 className="mb-3 text-sm font-semibold uppercase tracking-wide text-slate-400">Optics</h2>
<div className="space-y-3">
<div className="space-y-1">
<label className="flex items-center justify-between text-xs uppercase tracking-wide text-slate-400">
<span>Foreground range</span>
<span className="text-slate-200">{formatNumber(foregroundRange, 1)} m</span>
</label>
<input
type="range"
min="0"
max={foregroundRangeLimit}
step="0.1"
value={foregroundRange}
onChange={(event) => setForegroundRange(Number.parseFloat(event.target.value))}
className="w-full"
/>
<div className="text-xs text-slate-500">Shared span: 0 {formatNumber(foregroundRangeLimit, 1)} m</div>
</div>
<div className="space-y-1">
<label className="flex items-center justify-between text-xs uppercase tracking-wide text-slate-400">
<span>Max background range</span>
<span className="text-slate-200">{formatNumber(maxSeparation, 1)} m</span>
</label>
<input
type="range"
min="1"
max={maxSeparationLimit}
step="1"
value={maxSeparation}
onChange={(event) => setMaxSeparation(Number.parseFloat(event.target.value))}
className="w-full"
/>
<div className="text-xs text-slate-500">Shared span: 0 {formatNumber(maxSeparationLimit, 0)} m</div>
</div>
<div className="space-y-1">
<label className="text-xs uppercase tracking-wide text-slate-400">Stats checkpoints (m, comma separated)</label>
<input
type="text"
value={checkpointsInput}
onChange={(event) => setCheckpointsInput(event.target.value)}
placeholder="3,6,10"
className="w-full rounded border border-slate-700 bg-slate-900 px-3 py-2 text-sm focus:border-accent focus:outline-none"
/>
</div>
</div>
</div>
);
const App = () => {
const [selectedLensIds, setSelectedLensIds] = useState(defaultLenses.slice(0, 3).map((lens) => lens.id));
const [framingMode, setFramingMode] = useState(FramingModes.MATCH_HEIGHT);
const [subjectHeight, setSubjectHeight] = useState(1.7);
const [frameFill, setFrameFill] = useState(0.75);
const [fixedSubjectDistance, setFixedSubjectDistance] = useState(2);
const [customSubjectDistance, setCustomSubjectDistance] = useState(2);
const [customDimension, setCustomDimension] = useState('height');
const [foregroundRange, setForegroundRange] = useState(1.5);
const [foregroundRangeLimit, setForegroundRangeLimit] = useState(5);
const [plotType, setPlotType] = useState(PlotTypes.DISTANCE);
const [maxSeparation, setMaxSeparation] = useState(25);
const [maxSeparationLimit, setMaxSeparationLimit] = useState(80);
const [checkpointsInput, setCheckpointsInput] = useState('3,6,10');
const [activeLensId, setActiveLensId] = useState(null);
const checkpoints = useMemo(() => {
const userValues = parseCheckpointInput(checkpointsInput);
const withInfinity = userValues.includes(Infinity) ? userValues : [...userValues, Infinity];
return withInfinity;
}, [checkpointsInput]);
const separationSamples = useMemo(
() => buildSeparationSamples({ maxSeparation, foregroundRange }),
[maxSeparation, foregroundRange]
);
const selectedLenses = useMemo(
() => defaultLenses.filter((lens) => selectedLensIds.includes(lens.id)),
[selectedLensIds]
);
const toggleLensSelection = useCallback((lensId) => {
setSelectedLensIds((current) => {
if (current.includes(lensId)) {
return current.filter((id) => id !== lensId);
}
return [...current, lensId];
});
}, []);
const lensCurves = useMemo(() => {
return selectedLenses
.map((lens) => {
const sensor = findSensorById(lens.sensorId);
if (!sensor) {
return null;
}
const apertureUsed = lens.maxAperture;
const subjectDistance = computeSubjectDistance({
framingMode,
lens,
sensor,
fixedSubjectDistance,
subjectHeight,
frameFill,
customSubjectDistance,
customDimension,
});
const dataset = buildBlurDataset({
lens,
sensor,
aperture: apertureUsed,
subjectDistance,
separationSamples,
});
const checkpointStats = buildStatsAtCheckpoints({
lens,
sensor,
aperture: apertureUsed,
subjectDistance,
checkpoints,
});
return {
lens,
sensor,
subjectDistance,
apertureUsed,
dataset,
checkpointStats,
entrancePupil: checkpointStats[0]?.entrancePupil ?? 0,
};
})
.filter(Boolean);
}, [selectedLenses, framingMode, fixedSubjectDistance, subjectHeight, frameFill, customSubjectDistance, customDimension, separationSamples, checkpoints]);
const statsPayload = lensCurves.map((curve) => ({
lens: curve.lens,
sensor: curve.sensor,
subjectDistance: curve.subjectDistance,
apertureUsed: curve.apertureUsed,
entrancePupil: curve.checkpointStats[0]?.entrancePupil ?? 0,
checkpointStats: curve.checkpointStats,
}));
useEffect(() => {
if (!lensCurves.length) {
setActiveLensId(null);
return;
}
if (!activeLensId || !lensCurves.some((curve) => curve.lens.id === activeLensId)) {
setActiveLensId(lensCurves[0].lens.id);
}
}, [lensCurves, activeLensId]);
useEffect(() => {
if (!lensCurves.length) {
return;
}
let minFocusOffset = 0;
let maxFocusOffset = 0;
lensCurves.forEach((curve) => {
curve.dataset.forEach((point) => {
if (!Number.isFinite(point.focusOffset)) {
return;
}
if (point.focusOffset < minFocusOffset) {
minFocusOffset = point.focusOffset;
}
if (point.focusOffset > maxFocusOffset) {
maxFocusOffset = point.focusOffset;
}
});
});
const requiredForeground = Math.abs(minFocusOffset);
const requiredBackground = maxFocusOffset;
if (requiredForeground > foregroundRangeLimit + 1e-6) {
const nextLimit = Math.max(foregroundRangeLimit, Math.ceil(requiredForeground * 10) / 10);
setForegroundRangeLimit(nextLimit);
}
if (requiredBackground > maxSeparationLimit + 1e-6) {
const nextLimit = Math.max(maxSeparationLimit, Math.ceil(requiredBackground));
setMaxSeparationLimit(nextLimit);
}
if (requiredForeground > foregroundRange + 1e-6) {
setForegroundRange(Number(requiredForeground.toFixed(2)));
}
if (requiredBackground > maxSeparation + 1e-6) {
setMaxSeparation(Number(requiredBackground.toFixed(2)));
}
}, [lensCurves, foregroundRange, maxSeparation, foregroundRangeLimit, maxSeparationLimit]);
return (
<div className="min-h-screen bg-slate-950 text-slate-100">
<header className="border-b border-slate-900/70 bg-slate-950/90 px-6 py-4 backdrop-blur">
<div className="flex w-full flex-col gap-2 md:flex-row md:items-center md:justify-between">
<div>
<h1 className="text-2xl font-semibold text-slate-100">Lens & Sensor Blur Comparison</h1>
<p className="text-sm text-slate-400">
Explore blur radius as % of sensor diagonal across lens and sensor combinations.
</p>
</div>
</div>
</header>
<div className="flex min-h-[calc(100vh-4.5rem)] w-full flex-col lg:flex-row">
<aside className="w-full border-b border-slate-900/60 bg-slate-950/60 lg:w-72 lg:border-b-0 lg:border-r">
<ControlsPanel
selectedLensIds={selectedLensIds}
toggleLensSelection={toggleLensSelection}
activeLensId={activeLensId}
setActiveLensId={setActiveLensId}
/>
</aside>
<main className="flex flex-1 min-h-0 flex-col bg-slate-950/40 overflow-hidden">
<PlotSection
lensCurves={lensCurves}
plotType={plotType}
setPlotType={setPlotType}
/>
<div className="space-y-6 px-4 pb-6 lg:hidden">
<FramingPanel
framingMode={framingMode}
setFramingMode={setFramingMode}
subjectHeight={subjectHeight}
setSubjectHeight={setSubjectHeight}
frameFill={frameFill}
setFrameFill={setFrameFill}
fixedSubjectDistance={fixedSubjectDistance}
setFixedSubjectDistance={setFixedSubjectDistance}
customSubjectDistance={customSubjectDistance}
setCustomSubjectDistance={setCustomSubjectDistance}
customDimension={customDimension}
setCustomDimension={setCustomDimension}
/>
<OpticsPanel
foregroundRange={foregroundRange}
setForegroundRange={setForegroundRange}
maxSeparation={maxSeparation}
setMaxSeparation={setMaxSeparation}
checkpointsInput={checkpointsInput}
setCheckpointsInput={setCheckpointsInput}
foregroundRangeLimit={foregroundRangeLimit}
maxSeparationLimit={maxSeparationLimit}
/>
</div>
<div className="px-4 pb-6">
<div className="space-y-3">
<h2 className="text-sm font-semibold uppercase tracking-wide text-slate-400">Blur check points</h2>
<StatsTable lensStats={statsPayload} checkpoints={checkpoints} />
</div>
</div>
</main>
<aside className="hidden w-full max-w-xs border-l border-slate-900/60 bg-slate-950/60 lg:block">
<div className="space-y-6 px-4 py-6">
<FramingPanel
framingMode={framingMode}
setFramingMode={setFramingMode}
subjectHeight={subjectHeight}
setSubjectHeight={setSubjectHeight}
frameFill={frameFill}
setFrameFill={setFrameFill}
fixedSubjectDistance={fixedSubjectDistance}
setFixedSubjectDistance={setFixedSubjectDistance}
customSubjectDistance={customSubjectDistance}
setCustomSubjectDistance={setCustomSubjectDistance}
customDimension={customDimension}
setCustomDimension={setCustomDimension}
/>
<OpticsPanel
foregroundRange={foregroundRange}
setForegroundRange={setForegroundRange}
maxSeparation={maxSeparation}
setMaxSeparation={setMaxSeparation}
checkpointsInput={checkpointsInput}
setCheckpointsInput={setCheckpointsInput}
foregroundRangeLimit={foregroundRangeLimit}
maxSeparationLimit={maxSeparationLimit}
/>
</div>
</aside>
</div>
</div>
);
};
export default App;
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export const defaultLenses = [
// Full-frame primes
{ id: 'ff_24_14', name: 'FF 24mm f/1.4', focalLength: 24, maxAperture: 1.4, sensorId: 'full_frame' },
{ id: 'ff_35_14', name: 'FF 35mm f/1.4', focalLength: 35, maxAperture: 1.4, sensorId: 'full_frame' },
{ id: 'ff_35_18', name: 'FF 35mm f/1.8', focalLength: 35, maxAperture: 1.8, sensorId: 'full_frame' },
{ id: 'ff_50_12', name: 'FF 50mm f/1.2', focalLength: 50, maxAperture: 1.2, sensorId: 'full_frame' },
{ id: 'ff_50_14', name: 'FF 50mm f/1.4', focalLength: 50, maxAperture: 1.4, sensorId: 'full_frame' },
{ id: 'ff_50_18', name: 'FF 50mm f/1.8', focalLength: 50, maxAperture: 1.8, sensorId: 'full_frame' },
{ id: 'ff_70_28', name: 'FF 70mm f/2.8', focalLength: 70, maxAperture: 2.8, sensorId: 'full_frame' },
{ id: 'ff_85_12', name: 'FF 85mm f/1.2', focalLength: 85, maxAperture: 1.2, sensorId: 'full_frame' },
{ id: 'ff_85_18', name: 'FF 85mm f/1.8', focalLength: 85, maxAperture: 1.8, sensorId: 'full_frame' },
{ id: 'ff_90_28', name: 'FF 90mm f/2.8', focalLength: 90, maxAperture: 2.8, sensorId: 'full_frame' },
{ id: 'ff_105_14', name: 'FF 105mm f/1.4', focalLength: 105, maxAperture: 1.4, sensorId: 'full_frame' },
{ id: 'ff_135_18', name: 'FF 135mm f/1.8', focalLength: 135, maxAperture: 1.8, sensorId: 'full_frame' },
{ id: 'ff_200_28', name: 'FF 200mm f/2.8', focalLength: 200, maxAperture: 2.8, sensorId: 'full_frame' },
// Telephoto staples (full-frame)
{ id: 'ff_300_28', name: 'FF 300mm f/2.8', focalLength: 300, maxAperture: 2.8, sensorId: 'full_frame' },
{ id: 'ff_400_28', name: 'FF 400mm f/2.8', focalLength: 400, maxAperture: 2.8, sensorId: 'full_frame' },
{ id: 'ff_600_4', name: 'FF 600mm f/4', focalLength: 600, maxAperture: 4, sensorId: 'full_frame' },
// Fuji X (APS-C) primes
{ id: 'fujifilm_16_14', brand: 'Fujifilm', name: 'XF 16mm f/1.4 R WR', focalLength: 16, maxAperture: 1.4, sensorId: 'aps_c_fuji' },
{ id: 'fujifilm_23_14', brand: 'Fujifilm', name: 'XF 23mm f/1.4 R LM WR', focalLength: 23, maxAperture: 1.4, sensorId: 'aps_c_fuji' },
{ id: 'fujifilm_33_14', brand: 'Fujifilm', name: 'XF 33mm f/1.4 R LM WR', focalLength: 33, maxAperture: 1.4, sensorId: 'aps_c_fuji' },
{ id: 'fujifilm_35_2', brand: 'Fujifilm', name: 'XF 35mm f/2 R WR', focalLength: 35, maxAperture: 2, sensorId: 'aps_c_fuji' },
{ id: 'fujifilm_56_12', brand: 'Fujifilm', name: 'XF 56mm f/1.2 R WR', focalLength: 56, maxAperture: 1.2, sensorId: 'aps_c_fuji' },
{ id: 'sigma_56_14', brand: 'Sigma', name: 'Sigma 56mm f/1.4', focalLength: 56, maxAperture: 1.4, sensorId: 'aps_c_fuji' },
{ id: 'fujifilm_80_28_macro', brand: 'Fujifilm', name: 'XF 80mm f/2.8 R LM OIS WR Macro', focalLength: 80, maxAperture: 2.8, sensorId: 'aps_c_fuji' },
{ id: 'fujifilm_90_2', brand: 'Fujifilm', name: 'XF 90mm f/2 R LM WR', focalLength: 90, maxAperture: 2, sensorId: 'aps_c_fuji' },
{ id: 'fujifilm_200_2', brand: 'Fujifilm', name: 'XF 200mm f/2', focalLength: 200, maxAperture: 2, sensorId: 'aps_c_fuji' },
{ id: 'fujifilm_500_56', brand: 'Fujifilm', name: 'XF 500mm f/5.6', focalLength: 500, maxAperture: 5.6, sensorId: 'aps_c_fuji' },
{ id: 'voigtlander_35_09', brand: 'Voigtländer', name: 'Nokton 35mm f/0.9 (APS-C)', focalLength: 35, maxAperture: 0.9, sensorId: 'aps_c_fuji' },
// GFX (44×33) primes
{ id: 'fuji_gf_23_4', brand: 'Fujifilm', name: 'GF 23mm f/4 R LM WR', focalLength: 23, maxAperture: 4, sensorId: 'gfx_44x33' },
{ id: 'fuji_gf_55_17', brand: 'Fujifilm', name: 'GF 55mm f/1.7 R WR', focalLength: 55, maxAperture: 1.7, sensorId: 'gfx_44x33' },
{ id: 'fuji_gf_63_28', brand: 'Fujifilm', name: 'GF 63mm f/2.8 R WR', focalLength: 63, maxAperture: 2.8, sensorId: 'gfx_44x33' },
{ id: 'fuji_gf_80_17', brand: 'Fujifilm', name: 'GF 80mm f/1.7 R WR', focalLength: 80, maxAperture: 1.7, sensorId: 'gfx_44x33' },
{ id: 'fuji_gf_110_2', brand: 'Fujifilm', name: 'GF 110mm f/2 R LM WR', focalLength: 110, maxAperture: 2, sensorId: 'gfx_44x33' },
];
export const findLensById = (lensId, lenses = defaultLenses) =>
lenses.find((lens) => lens.id === lensId) || lenses[0];
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const FULL_FRAME_DIAGONAL_MM = Math.sqrt(36 ** 2 + 24 ** 2);
const baseSensors = [
{
id: 'full_frame',
name: 'Full Frame 36×24',
width: 36,
height: 24,
aspectRatio: '3:2',
},
{
id: 'aps_c_fuji',
name: 'APS-C Fuji 23.5×15.6',
width: 23.5,
height: 15.6,
aspectRatio: '3:2',
},
{
id: 'gfx_44x33',
name: 'GFX Medium Format 44×33',
width: 44,
height: 33,
aspectRatio: '4:3',
},
];
const deriveSensor = (sensor) => {
const diagonal = Math.sqrt(sensor.width ** 2 + sensor.height ** 2);
const cropFactor = FULL_FRAME_DIAGONAL_MM / diagonal;
return {
...sensor,
diagonal,
cropFactor,
};
};
export const defaultSensors = baseSensors.map(deriveSensor);
export const findSensorById = (sensorId) =>
defaultSensors.find((sensor) => sensor.id === sensorId) || defaultSensors[0];
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@tailwind base;
@tailwind components;
@tailwind utilities;
:root {
color-scheme: dark;
}
body {
margin: 0;
font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
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import React from 'react';
import { createRoot } from 'react-dom/client';
import App from './App';
import './index.css';
const container = document.getElementById('root');
const root = createRoot(container);
root.render(<App />);
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export const FramingModes = {
FIXED_DISTANCE: 'fixed-distance',
MATCH_DIAGONAL: 'match-diagonal',
MATCH_HEIGHT: 'match-height',
CUSTOM: 'custom-framing',
};
export const PlotTypes = {
DISTANCE: 'distance',
ZOOMED: 'zoomed',
NORMALIZED: 'normalized',
SEPARATION: 'separation',
DIOPTER: 'diopter',
};
const MM_PER_METER = 1000;
const DEFAULT_SUBJECT_WIDTH_RATIO = 0.35; // approximate shoulder-to-height ratio for diagonal framing
const coercePositiveNumber = (value, fallback) => {
const numeric = Number(value);
return Number.isFinite(numeric) && numeric > 0 ? numeric : fallback;
};
const metersToMillimeters = (valueMeters) => valueMeters * MM_PER_METER;
const millimetersToMeters = (valueMillimeters) => valueMillimeters / MM_PER_METER;
export const calculateSensorDiagonal = (sensor) =>
Math.sqrt(sensor.width ** 2 + sensor.height ** 2);
export const calculateEntrancePupil = (focalLengthMm, aperture) =>
focalLengthMm / coercePositiveNumber(aperture, 1.0);
const calculateMagnification = (imageSizeMm, objectSizeMm) => {
const safeImage = coercePositiveNumber(imageSizeMm, 1);
const safeObject = coercePositiveNumber(objectSizeMm, 1);
return safeImage / safeObject;
};
const distanceForMagnification = (focalLengthMm, magnification) => {
const safeMag = coercePositiveNumber(magnification, 1e-6);
return focalLengthMm * (1 + 1 / safeMag);
};
export const computeSubjectDistance = ({
framingMode,
lens,
sensor,
fixedSubjectDistance,
subjectHeight,
frameFill,
customSubjectDistance,
customDimension = 'height',
}) => {
const focalLength = lens.focalLength;
const safeFrameFill = Math.min(Math.max(frameFill ?? 0.8, 1e-3), 0.999);
const subjectHeightMeters = coercePositiveNumber(subjectHeight, 1.7);
const subjectHeightMm = metersToMillimeters(subjectHeightMeters);
if (framingMode === FramingModes.FIXED_DISTANCE) {
return coercePositiveNumber(fixedSubjectDistance, 2);
}
if (framingMode === FramingModes.CUSTOM && customSubjectDistance) {
return coercePositiveNumber(customSubjectDistance, 2);
}
const dimensionSelector = framingMode === FramingModes.MATCH_DIAGONAL || customDimension === 'diagonal'
? sensor.diagonal
: sensor.height;
const subjectDimensionMm = framingMode === FramingModes.MATCH_DIAGONAL || customDimension === 'diagonal'
? subjectHeightMm * Math.sqrt(1 + DEFAULT_SUBJECT_WIDTH_RATIO ** 2)
: subjectHeightMm;
const imageSizeMm = safeFrameFill * dimensionSelector;
const magnification = calculateMagnification(imageSizeMm, subjectDimensionMm);
const subjectDistanceMm = distanceForMagnification(focalLength, magnification);
return Math.max(millimetersToMeters(subjectDistanceMm), 0.2);
};
export const calculateBlurCircle = ({ focalLengthMm, aperture, subjectDistanceM, sceneDistanceM }) => {
const safeAperture = coercePositiveNumber(aperture, 1);
const f = focalLengthMm;
const u = metersToMillimeters(coercePositiveNumber(subjectDistanceM, 0.5));
const s = metersToMillimeters(coercePositiveNumber(sceneDistanceM, 0.51));
if (Math.abs(s - u) < 1e-6) {
return 0;
}
if (Math.abs(u - f) < 1e-6) {
return 0;
}
const numerator = f ** 2 * Math.abs(u - s);
const denominator = safeAperture * s * (u - f);
return numerator / Math.abs(denominator);
};
export const buildSeparationSamples = ({
foregroundRange = 0,
maxSeparation = 30,
steps = 160,
} = {}) => {
const clampedForeground = Math.max(foregroundRange, 0);
const clampedBackground = Math.max(maxSeparation, 0.1);
const sampleCount = Math.max(Math.floor(steps), 5);
const offsets = [];
const totalSpan = clampedForeground + clampedBackground;
const frontShare = totalSpan > 0 ? clampedForeground / totalSpan : 0;
let frontCount = clampedForeground > 0 ? Math.max(Math.floor(sampleCount * frontShare), 3) : 0;
frontCount = Math.min(frontCount, sampleCount - 3);
if (clampedForeground > 0 && frontCount > 0) {
for (let i = frontCount; i >= 1; i -= 1) {
const t = i / (frontCount + 1);
const eased = t ** 1.4; // denser near the subject plane
offsets.push(-clampedForeground * eased);
}
}
offsets.push(0);
const backCount = Math.max(sampleCount - offsets.length, 3);
for (let i = 1; i <= backCount; i += 1) {
const t = i / (backCount + 1);
const eased = t ** 1.2;
offsets.push(clampedBackground * eased);
}
return offsets;
};
export const buildBlurDataset = ({
lens,
sensor,
aperture,
subjectDistance,
separationSamples,
}) => {
const entrancePupil = calculateEntrancePupil(lens.focalLength, aperture);
const safeSubjectDistance = coercePositiveNumber(subjectDistance, 0.5);
return separationSamples.map((offset) => {
let sceneDistance = safeSubjectDistance + offset;
sceneDistance = Math.max(sceneDistance, 0.2);
const focusOffset = sceneDistance - safeSubjectDistance;
const blurMm = calculateBlurCircle({
focalLengthMm: lens.focalLength,
aperture,
subjectDistanceM: safeSubjectDistance,
sceneDistanceM: sceneDistance,
});
const normalizedDistance = sceneDistance / safeSubjectDistance;
const diopterDifference = (1 / safeSubjectDistance) - (1 / sceneDistance);
const percentOfDiagonal = (blurMm / sensor.diagonal) * 100;
return {
focusOffset,
sceneDistance,
normalizedDistance,
diopterDifference,
blurMm,
blurPercentOfDiagonal: percentOfDiagonal,
};
}).map((point) => ({
...point,
entrancePupil,
}));
};
export const buildStatsAtCheckpoints = ({
lens,
sensor,
aperture,
subjectDistance,
checkpoints,
}) => {
const entrancePupil = calculateEntrancePupil(lens.focalLength, aperture);
const safeSubjectDistance = coercePositiveNumber(subjectDistance, 0.5);
return checkpoints.map((separation) => {
let sceneDistance;
let blurMm;
if (!Number.isFinite(separation)) {
sceneDistance = Infinity;
blurMm = calculateBlurCircle({
focalLengthMm: lens.focalLength,
aperture,
subjectDistanceM: safeSubjectDistance,
sceneDistanceM: Infinity,
});
} else {
sceneDistance = safeSubjectDistance + separation;
blurMm = calculateBlurCircle({
focalLengthMm: lens.focalLength,
aperture,
subjectDistanceM: safeSubjectDistance,
sceneDistanceM: sceneDistance,
});
}
return {
lensId: lens.id,
lensName: lens.name,
separation,
blurMm,
blurPercentOfDiagonal: (blurMm / sensor.diagonal) * 100,
entrancePupil,
subjectDistance: safeSubjectDistance,
sceneDistance,
};
});
};
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module.exports = {
content: ['./public/index.html', './src/**/*.{js,jsx}'],
theme: {
extend: {
colors: {
primary: '#0f172a',
accent: '#38bdf8',
},
},
},
plugins: [],
};
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const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
module.exports = (env, argv) => {
const isProduction = argv.mode === 'production';
return {
entry: './src/index.jsx',
output: {
path: path.resolve(__dirname, 'dist'),
filename: isProduction ? 'static/js/[name].[contenthash].js' : 'static/js/bundle.js',
clean: true,
publicPath: '/',
},
resolve: {
extensions: ['.js', '.jsx'],
},
module: {
rules: [
{
test: /\.(js|jsx)$/,
exclude: /node_modules/,
use: 'babel-loader',
},
{
test: /\.css$/,
use: [
'style-loader',
{
loader: 'css-loader',
options: {
importLoaders: 1,
},
},
'postcss-loader',
],
},
{
test: /\.(png|jpg|jpeg|svg|gif)$/i,
type: 'asset/resource',
},
],
},
plugins: [
new HtmlWebpackPlugin({
template: path.resolve(__dirname, 'public/index.html'),
}),
],
devtool: isProduction ? 'source-map' : 'eval-source-map',
devServer: {
static: path.resolve(__dirname, 'public'),
historyApiFallback: true,
hot: true,
host: '127.0.0.1',
port: 3000,
open: false,
},
};
};