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EXT_texture_compression_rgtc

The EXT_texture_compression_rgtc extension is part of the WebGL API and exposes 4 RGTC compressed texture formats. RGTC is a block-based texture compression format suited for unsigned and signed red and red-green textures (Red-Green Texture Compression).

MDN Reference

Properties​

COMPRESSED_RED_GREEN_RGTC2_EXT​

readonly COMPRESSED_RED_GREEN_RGTC2_EXT: 36285;

COMPRESSED_RED_RGTC1_EXT​

readonly COMPRESSED_RED_RGTC1_EXT: 36283;

COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT​

readonly COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT: 36286;

COMPRESSED_SIGNED_RED_RGTC1_EXT​

readonly COMPRESSED_SIGNED_RED_RGTC1_EXT: 36284;