TLayer

type TLayer = record

  Front: PLayer;

Link to next layer (in front of the current one)

  Back: PLayer;

Link to the previous layer (behind the current one)

  ClipRect: PClipRect;

Read by roms to find first cliprect

  Rp: PRastPort;

Ignored by roms, I hope

  Bounds: TRectangle;

Ignored by roms

  Reserved: array [0..3] of Byte;

  Priority: Word;

system use only

  Flags: Word;

obscured ?, Virtual BitMap?

  SuperBitMap: PBitMap;

  SuperClipRect: PClipRect;

Super bitmap cliprects if VBitMap <> 0 else damage cliprect list for refresh

  Window: Pointer;

Reserved for user interface use

  Scroll_X: Word;

  Scroll_Y: Word;

  Cr: PClipRect;

used by dedice

  Cr2: PClipRect;

used by dedice

  CrNew: PClipRect;

used by dedice

  SuperSaveClipRects: PClipRect;

preallocated Clip rects

  _ClipRects: PClipRect;

System use during refresh

  LayerInfo: Pointer;

Points to head of the list

  Lock: TSignalSemaphore;

  BackFill: PHook;

  Reserved1: LongWord;

  ClipRegion: PRegion;

  SaveClipRects: PRegion;

Used to back out when in trouble

  Width: SmallInt;

Width of layer

  Height: SmallInt;

Height of Layer

  Reserved2: array [0..17] of Byte;

  DamageList: PRegion;

List of rectangles to refreshthrough

end;