vision-simulator/index.html at main · EduardaSRBastos/vision-simulator · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
  <title>Vision Simulator</title>

  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <meta name="description"
    content="Vision Simulator is a web app that lets you experience how animals and people with different visual conditions perceive the world." />
  <meta name="keywords"
    content="vision simulator, color blindness simulator, dog vision, cat vision, color blindness, myopia, hyperopia, astigmatism" />
  <meta name="author" content="Eduarda Bastos" />
  <meta name="theme-color" content="#4866de" />
  <meta name="robots" content="index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1">

  <meta property="og:title" content="Vision Simulator" />
  <meta property="og:description"
    content="Vision Simulator is a web app that lets you experience how animals and people with different visual conditions perceive the world." />
  <meta property="og:type" content="website" />
  <meta property="og:url" content="https://eduardasrbastos.github.io/vision-simulator" />
  <meta property="og:image" content="https://eduardasrbastos.github.io/vision-simulator/assets/images/preview.png" />

  <meta name="twitter:card" content="summary_large_image" />
  <meta name="twitter:title" content="Vision Simulator" />
  <meta name="twitter:description"
    content="Vision Simulator is a web app that lets you experience how animals and people with different visual conditions perceive the world." />
  <meta name="twitter:image" content="https://eduardasrbastos.github.io/vision-simulator/assets/images/preview.png" />

  <link rel="canonical" href="https://eduardasrbastos.github.io/vision-simulator" />
  <link rel="stylesheet" href="styles.css" />

  <link rel="icon" type="image/x-icon" href="./assets/images/favicon.ico" />

  <link rel="preconnect" href="https://fonts.googleapis.com">
  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
  <link
    href="https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap"
    rel="stylesheet">
</head>

<body>
  <header role="banner">
    <h1>Vision Simulator</h1>
  </header>

  <main role="main">
    <div class="buttons-container">
    </div>

    <div class="upload-container">
      <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512" class="upload-icon">
        <path
          d="M246.6 9.4c-12.5-12.5-32.8-12.5-45.3 0l-128 128c-12.5 12.5-12.5 32.8 0 45.3s32.8 12.5 45.3 0L192 109.3 192 320c0 17.7 14.3 32 32 32s32-14.3 32-32l0-210.7 73.4 73.4c12.5 12.5 32.8 12.5 45.3 0s12.5-32.8 0-45.3l-128-128zM64 352c0-17.7-14.3-32-32-32s-32 14.3-32 32l0 64c0 53 43 96 96 96l256 0c53 0 96-43 96-96l0-64c0-17.7-14.3-32-32-32s-32 14.3-32 32l0 64c0 17.7-14.3 32-32 32L96 448c-17.7 0-32-14.3-32-32l0-64z" />
      </svg>
      <input type="file" id="fileInput" class="upload-input" accept=".png, .jpg, .jpeg" title="Upload an Image" />
      <label for="fileInput" class="upload-placeholder">Upload an Image</label>
    </div>
    <p class="notice">Privacy Notice: All image processing happens locally on your device. No images or personal data
      are stored, transmitted, or collected.</p>

    <div class="image-container">
      <div class="flex-container">
        <span class="image-text">Cat</span>
        <span class="image-text">Normal</span>
      </div>

      <!--
        Image credit:
        "Flower field" by DeltaWorks from Pixabay
        https://pixabay.com/photos/flower-field-flowers-field-trees-250016/
      -->
      <div class="comparison-wrapper">
        <div class="image-layer normal">
          <img src="./assets/images/default.jpg" alt="Normal vision" fetchpriority="high" />
        </div>

        <div class="image-layer filtered">
          <img src="./assets/images/default.jpg" alt="Simulated vision" fetchpriority="high" />
        </div>

        <input type="range" min="0" max="100" value="50" class="slider" aria-label="Adjust vision comparison">

        <span class="arrow left">&#8249;</span>
        <span class="arrow right">&#8250;</span>
      </div>
    </div>

    <svg width="0" height="0" style="position:absolute">
      <defs>
        <filter id="cat" color-interpolation-filters="sRGB">
          <feGaussianBlur stdDeviation="0.9" result="blur" />
          <feColorMatrix in="blur" type="matrix" values="
            0.35 0.55 0.10 0 0
            0.25 0.70 0.05 0 0
            0.10 0.40 0.65 0 0
            0    0    0    1 0" result="color" />
          <feComponentTransfer in="color">
            <feFuncR type="linear" slope="0.75" intercept="0.12" />
            <feFuncG type="linear" slope="0.8" intercept="0.12" />
            <feFuncB type="linear" slope="0.7" intercept="0.12" />
          </feComponentTransfer>
        </filter>

        <filter id="dog" color-interpolation-filters="sRGB">
          <feGaussianBlur stdDeviation="0.6" result="blur" />
          <feColorMatrix in="blur" type="matrix" values="
            0.4 0.6 0.0 0 0
            0.3 0.7 0.0 0 0
            0.05 0.45 0.7 0 0
            0    0    0    1 0" result="color" />
          <feComponentTransfer in="color">
            <feFuncR type="linear" slope="0.9" />
            <feFuncG type="linear" slope="0.9" />
            <feFuncB type="linear" slope="0.85" />
          </feComponentTransfer>
        </filter>

        <filter id="astigmatism" x="-20%" y="-20%" width="140%" height="140%" color-interpolation-filters="sRGB">
          <feGaussianBlur in="SourceGraphic" stdDeviation="3 0.6" result="blur" />

          <feTurbulence type="fractalNoise" baseFrequency="0 0.05" numOctaves="1" seed="4" result="noise" />
          <feColorMatrix in="noise" type="matrix" result="vertNoise" values="
            0 0 0 0 0
            0 1 0 0 0
            0 0 0 0 0
            0 0 0 1 0" />
          <feDisplacementMap in="blur" in2="vertNoise" scale="15" xChannelSelector="R" yChannelSelector="G"
            result="displaced" />

          <feTurbulence type="fractalNoise" baseFrequency="0.03 0" numOctaves="1" seed="8" result="streakNoise" />
          <feColorMatrix in="streakNoise" type="matrix" result="streaks" values="
            1 1 1 0 0
            1 1 1 0 0
            1 1 1 0 0
            0 0 0 1.6 -1.1" />
          <feBlend in="displaced" in2="streaks" mode="screen" result="withStreaks" />

          <feComponentTransfer in="withStreaks">
            <feFuncR type="linear" slope="0.88" />
            <feFuncG type="linear" slope="0.88" />
            <feFuncB type="linear" slope="0.88" />
          </feComponentTransfer>
        </filter>

        <filter id="deuteranopia">
          <feColorMatrix type="matrix" values="
        0.367 0.861 -0.228 0 0
        0.280 0.673  0.047 0 0
        -0.012 0.043 0.969 0 0
        0      0     0     1 0" />
        </filter>

        <filter id="protanopia">
          <feColorMatrix type="matrix" values="
        0.152 1.053 -0.205 0 0
        0.115 0.786  0.099 0 0
        -0.004 -0.048 1.052 0 0
        0      0     0     1 0" />
        </filter>

        <filter id="tritanopia">
          <feColorMatrix type="matrix" values="
        1.255 -0.076 -0.179 0 0
        -0.078 0.931 0.148 0 0
        0.004 0.691 0.305 0 0
        0     0     0     1 0" />
        </filter>

        <filter id="achromatopsia">
          <feColorMatrix type="matrix" values="
        0.299 0.587 0.114 0 0
        0.299 0.587 0.114 0 0
        0.299 0.587 0.114 0 0
        0     0     0     1 0" />
        </filter>

      </defs>
    </svg>

  </main>

  <footer role="contentinfo">
    © <span id="year"></span>
    <a href="https://github.com/EduardaSRBastos" target="_blank" rel="noopener noreferrer">Eduarda Bastos</a>. Licensed
    under the MIT License.
  </footer>
</body>

<script src="index.js" defer></script>

</html>