Closed shrekshao closed 7 years ago
https://github.com/WebGLSamples/WebGL2Samples/issues/60#issuecomment-277139066
ETC2/EAC were moved into an extension shortly before the release of WebGL 2, as it has terrible performance characteristics on platforms where it's not actually supported by the hardware.
https://github.com/WebGLSamples/WebGL2Samples/issues/60#issuecomment-277139066