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EXT_texture_compression_rgtc WebGL extension

Limited availability

The EXT_texture_compression_rgtc extension for WebGL 1.0 and 2.0 contexts adds RGTC compressed texture formats. RGTC is a block-based texture compression format suited for unsigned and signed red and red-green textures. Also known as Red-Green Texture Compression.

Browser support

  • Chrome 93 Released on 2021-08-31
  • Chrome Android 83 Released on 2020-05-19
  • Edge 93 Released on 2021-09-02
  • Firefox 65 Released on 2019-01-29
  • Firefox for Android Not supported
  • Safari 14.1 Released on 2021-04-26
  • Safari on iOS Not supported
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MDN documentation

Specifications

Usage (according to Chrome Platform Status)

~1.111% of page loads. More data at chromestatus.com.

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