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Creating 2D Content with WebGL

阿琛8/22/24Less than 1 minuteGIS RelatedwebGL

Creating 2D Content with WebGL

Goal: Draw a 2D square

Importing the glMatrix Library

glMatrix: A library for performing matrix operations, imported and used via CDN.

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <title>WebGL Demo</title>
    <link rel="stylesheet" href="./webgl.css" type="text/css" />
    <script
      src="https://cdnjs.cloudflare.com/ajax/libs/gl-matrix/2.8.1/gl-matrix-min.js"
      integrity="sha512-zhHQR0/H5SEBL3Wn6yYSaTTZej12z0hVZKOv3TwCUXT1z5qeqGcXJLLrbERYRScEDDpYIJhPC1fk31gqR783iQ=="
      crossorigin="anonymous"
      defer
    ></script>
    <script src="webgl-demo.js" type="module" defer></script>
  </head>

  <body>
    <canvas id="glcanvas" width="640" height="480"></canvas>
  </body>
</html>

Rendering the Scene

Although our example only draws a 2D object, we are still drawing it within a 3D space. Therefore, we still need to create shaders to render our simple scene and draw our object.

AI Translation | AI 翻译

This article was translated from Chinese to English by AI. If there are any inaccuracies, please refer to the original Chinese version.


本文由 AI 辅助从中文翻译为英文。如遇不准确之处，请以中文原版为准。