FGRAPH_TYPE_SHIFT
#define FGRAPH_INDEX_SHIFT (FGRAPH_TYPE_SHIFT + FGRAPH_TYPE_BITS)
#define FGRAPH_DATA_SHIFT (FGRAPH_TYPE_SHIFT + FGRAPH_TYPE_BITS)
return (val >> FGRAPH_TYPE_SHIFT) & FGRAPH_TYPE_MASK;
(FGRAPH_TYPE_BITMAP << FGRAPH_TYPE_SHIFT) | FGRAPH_FRAME_OFFSET;
(FGRAPH_TYPE_DATA << FGRAPH_TYPE_SHIFT) | offset;
val = (FGRAPH_TYPE_RESERVED << FGRAPH_TYPE_SHIFT) | FGRAPH_FRAME_OFFSET;