TEX/v0

This is storing really low resolution textures for use if the real file is not yet loaded or streamed. One per continent (e.g. Azeroth.tex). Chunked structure. Internally called 'TextureBlob'.

structure

TXVR

uint32_t version;

As of 4.0.12479, 0

Rev 13329: 8 Byte of Data, actual only containing a 4 in the first Byte. (CataclysmCTF.tex)

TXBT

struct SBlobTexture {
  uint32_t filenameOffset;
  uint32_t txmdOffset; // TXMD-chunk offset relative to end of TXFN-chunk.
  uint8_t sizex;
  uint8_t sizey;
  uint8_t type; // 0x80 already loaded (set on runtime)
  uint8_t flags;
} entries[];

TXFN

char filenames[]; // zero-terminated, no file ending

TXMD[]

char textureData[]; // length depends on size, type and flags.