tesseract-decoder/viz/index.html at main · dandragona-dev/tesseract-decoder · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <title>Tesseract Decoder Viewer</title>
  <style>
    body { margin: 0; overflow: hidden; font-family: sans-serif; background: white; }
    #overlay {
      position: absolute;
      top: 10px; left: 10px;
      background: rgba(255,255,255,0.95);
      padding: 12px;
      border-radius: 6px;
      z-index: 1;
    }
    #legend {
      font-size: 14px;
      margin-top: 10px;
    }
    .legend-dot {
      display: inline-block;
      width: 12px;
      height: 12px;
      border-radius: 50%;
      margin-right: 6px;
    }
    .gray { background: #aaa; }
    .blue { background: #07f; }
    .red { background: #f00; }
    canvas { display: block; background: white; }
  </style>
</head>
<body>
<div id="overlay">
  <input type="file" id="fileInput" accept=".json"/><br/><br/>
  <button onclick="toggleAnimation()">Play/Pause</button><br/><br/>

  <label for="speedSlider">Speed: <span id="speedDisplay">3</span> FPS</label>
  <input type="range" id="speedSlider" min="0" max="100" value="35"><br/><br/>

  <label for="zoomSlider">Zoom:</label>
  <input type="range" id="zoomSlider" min="5" max="100" value="30"><br/>

  <label for="frameSlider">Frame: <span id="frameDisplay">0</span></label>
  <input type="range" id="frameSlider" min="0" max="0" value="0" style="width: 200px;"><br/>

  <label><input type="checkbox" id="loopCheckbox"> Loop animation</label><br/>
  <label for="spinSlider">Spin speed:</label>
  <input type="range" id="spinSlider" min="0" max="0.006" step="0.0005" value="0.003"><br/>
  <button id="toggleViewBtn">Toggle View Angle</button><br/>

  <div id="legend">
    <div><span class="legend-dot gray"></span> All Detectors</div>
    <div><span class="legend-dot blue"></span> Activated Detectors</div>
    <div><span class="legend-dot red"></span> Activated Errors</div>
  </div>
</div>

<script src="https://cdn.jsdelivr.net/npm/three@0.153.0/build/three.min.js"></script>
<script>
let zoomDistance = 30;
let scene, camera, renderer;
let activeEdges = [];
let errorToDetectors = {};
let detectorMeshes = {};
let activeDetectors = [];
let activeErrors = [];
let frames = [];
let errorCoords = {};
let frameIndex = 0;
let playing = true;
let frameInterval = 1000 / 3;
let animationTimer = null;
let rotationAngle = 0;
let spinSpeed = 0.003;
let topDownView = false;
let loop = false;

let sphereGeo = new THREE.SphereGeometry(0.2, 16, 16);
let grayMat = new THREE.MeshPhysicalMaterial({
  color: 0xffffff,
  metalness: 0.25,
  roughness: 0.1,
  transmission: 1.0,
  thickness: 0.5,
  transparent: true,
  opacity: 0.3,
  clearcoat: 1.0,
  clearcoatRoughness: 0.1
});
let blueMat = new THREE.MeshPhongMaterial({ color: 0x0077ff });
let redMat  = new THREE.MeshPhongMaterial({ color: 0xff0000 });

const fileInput = document.getElementById('fileInput');
const speedSlider = document.getElementById('speedSlider');
const speedDisplay = document.getElementById('speedDisplay');
const frameSlider = document.getElementById('frameSlider');
const frameDisplay = document.getElementById('frameDisplay');

document.getElementById('loopCheckbox').addEventListener('change', (e) => {
  loop = e.target.checked;
});

document.getElementById('spinSlider').addEventListener('input', (e) => {
  spinSpeed = parseFloat(e.target.value);
});

document.getElementById('zoomSlider').addEventListener('input', (e) => {
  const distance = parseFloat(e.target.value);
  if (topDownView) {
    camera.position.set(0, 0, distance);
  } else {
    camera.position.x = distance * Math.cos(rotationAngle);
    camera.position.y = distance * Math.sin(rotationAngle);
    camera.position.z = distance / 2;
  }
  camera.lookAt(0, 0, 0);
});

document.getElementById('toggleViewBtn').addEventListener('click', () => {
  topDownView = !topDownView;
  if (topDownView) {
    camera.position.set(0, 0, 50);
    camera.up.set(0, 1, 0);
    camera.lookAt(0, 0, 0);
  } else {
    camera.position.set(20, 0, 10);
    camera.up.set(0, 0, 1);
    camera.lookAt(0, 0, 0);
  }
});

fileInput.addEventListener('change', handleFile);

speedSlider.addEventListener('input', function () {
  const logScale = parseInt(this.value);
  let fps = Math.round(10 ** (logScale / 25));
  fps = Math.min(fps, 1000);
  frameInterval = 1000 / fps;
  speedDisplay.innerText = fps;
  if (playing && frames.length) restartAnimationTimer();
});

frameSlider.addEventListener("input", () => {
  playing = false;
  clearInterval(animationTimer);
  frameIndex = parseInt(frameSlider.value);
  updateFrame();
  frameDisplay.innerText = frameIndex;
});

function handleFile(event) {
  const reader = new FileReader();
  reader.onload = function(e) {
    try {
      const data = JSON.parse(e.target.result);
      console.log(data.errorToDetectors)
      initializeScene(data.detectorCoords, data.errorCoords, data.frames, data.errorToDetectors);
    } catch (err) {
      console.error("Failed to parse JSON:", err);
    }
  };
  reader.readAsText(event.target.files[0]);
}

function restartAnimationTimer() {
  clearInterval(animationTimer);

  // If trying to play from the very end of a non-looping animation, reset to the beginning first.
  if (frames.length > 0 && frameIndex === frames.length - 1 && !loop) {
    frameIndex = 0;
    updateFrame(); // Immediately update visuals to show frame 0
  }

  animationTimer = setInterval(() => {
    if (!playing || !frames.length) return;
    if (frameIndex < frames.length - 1) {
      frameIndex++;
    } else if (loop) {
      frameIndex = 0;
    } else {
      clearInterval(animationTimer);
      playing = false;
      return;
    }
    updateFrame();
  }, frameInterval);
}

function initializeScene(detectorCoords, errorCoordsIn, frameData, errorToDetectorsIn) {
  if (scene) {
    while (scene.children.length > 0) scene.remove(scene.children[0]);
    if (renderer.domElement.parentNode) {
        renderer.domElement.parentNode.removeChild(renderer.domElement);
    }
  }

  scene = new THREE.Scene();
  scene.background = new THREE.Color(0xffffff);

  camera = new THREE.PerspectiveCamera(70, window.innerWidth / window.innerHeight, 0.1, 1000);
  camera.position.set(20, 0, 10);
  camera.up.set(0, 0, 1);
  camera.lookAt(0, 0, 0);

  renderer = new THREE.WebGLRenderer({ antialias: true });
  renderer.setSize(window.innerWidth, window.innerHeight);
  document.body.appendChild(renderer.domElement);

  // Add resize listener
  window.addEventListener('resize', onWindowResize, false);

  scene.add(new THREE.AmbientLight(0x888888));
  const light = new THREE.PointLight(0xffffff, 1);
  light.position.set(30, 30, 30);
  scene.add(light);

  detectorMeshes = {};
  for (const [idStr, coord] of Object.entries(detectorCoords)) {
    const id = parseInt(idStr);
    const mesh = new THREE.Mesh(sphereGeo, grayMat);
    mesh.position.set(...coord);
    scene.add(mesh);
    detectorMeshes[id] = mesh;
  }

  errorCoords = errorCoordsIn;
  errorToDetectors = errorToDetectorsIn;
  frames = frameData;
  frameIndex = 0;
  frameSlider.max = frames.length - 1;
  frameSlider.value = 0;
  frameDisplay.innerText = 0;

  updateFrame();
  restartAnimationTimer();
  animate();
}

function updateFrame() {
  // Clear previous markers
  activeDetectors.forEach(s => scene.remove(s));
  activeDetectors = [];
  activeErrors.forEach(s => scene.remove(s));
  activeErrors = [];
  activeEdges.forEach(e => scene.remove(e));
  activeEdges = [];

  if (!frames || frames.length === 0) return;
  const frame = frames[frameIndex];

  // Draw activated detectors
  for (const id of frame.activated) {
    if (!(id in detectorMeshes)) continue;
    const blue = new THREE.Mesh(sphereGeo, blueMat);
    blue.position.copy(detectorMeshes[id].position);
    scene.add(blue);
    activeDetectors.push(blue);
  }

  // Draw activated errors and red edges to detectors
  for (const eid of frame.activated_errors) {
    if (!(eid in errorCoords)) continue;
    const errPos = new THREE.Vector3(...errorCoords[eid]);
    const red = new THREE.Mesh(sphereGeo, redMat);
    red.position.copy(errPos);
    scene.add(red);
    activeErrors.push(red);

    if (errorToDetectors) {
      for (const did of errorToDetectors[String(eid)]) {
        if (!(did in detectorMeshes)) continue;
        const detPos = detectorMeshes[did].position;
        const material = new THREE.LineBasicMaterial({ color: 0xff0000 });
        const geometry = new THREE.BufferGeometry().setFromPoints([errPos, detPos]);
        const line = new THREE.Line(geometry, material);
        scene.add(line);
        activeEdges.push(line);
      }
    }
  }

  // Update frame label and slider
  frameSlider.value = frameIndex;
  frameDisplay.innerText = frameIndex;
}

function onWindowResize() {
    if (camera && renderer) {
        camera.aspect = window.innerWidth / window.innerHeight;
        camera.updateProjectionMatrix();
        renderer.setSize(window.innerWidth, window.innerHeight);
    }
}

function animate() {
  requestAnimationFrame(animate);
  rotationAngle += spinSpeed;
  if (!topDownView) {
    const zoomInput = document.getElementById("zoomSlider");
    zoomDistance = parseFloat(zoomInput.value);
    camera.position.x = zoomDistance * Math.cos(rotationAngle);
    camera.position.y = zoomDistance * Math.sin(rotationAngle);
    camera.position.z = zoomDistance / 2;
    camera.lookAt(0, 0, 0);
  }
  if (renderer && scene && camera) {
    renderer.render(scene, camera);
  }
}

function toggleAnimation() {
  playing = !playing;
  if (playing && frames.length) restartAnimationTimer();
  else clearInterval(animationTimer);
}

// Try to load a default logfile when the page is opened.
window.addEventListener('load', () => {
  fetch('logfile.json')
    .then(r => r.ok ? r.json() : Promise.reject())
    .then(data => initializeScene(
      data.detectorCoords,
      data.errorCoords,
      data.frames,
      data.errorToDetectors))
    .catch(() => {/* ignore if not present */});
});
</script>
</body>
</html>