interface WEBGL_compressed_texture_etc {
    COMPRESSED_R11_EAC: number;
    COMPRESSED_RG11_EAC: number;
    COMPRESSED_RGB8_ETC2: number;
    COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2: number;
    COMPRESSED_RGBA8_ETC2_EAC: number;
    COMPRESSED_SIGNED_R11_EAC: number;
    COMPRESSED_SIGNED_RG11_EAC: number;
    COMPRESSED_SRGB8_ALPHA8_ETC2_EAC: number;
    COMPRESSED_SRGB8_ETC2: number;
    COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2: number;
}

Properties

COMPRESSED_R11_EAC: number
COMPRESSED_RG11_EAC: number
COMPRESSED_RGB8_ETC2: number
COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2: number
COMPRESSED_RGBA8_ETC2_EAC: number
COMPRESSED_SIGNED_R11_EAC: number
COMPRESSED_SIGNED_RG11_EAC: number
COMPRESSED_SRGB8_ALPHA8_ETC2_EAC: number
COMPRESSED_SRGB8_ETC2: number
COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2: number