result = CreateUpfrontHookLayer(li,bm,x0,y0,x1,y1,flags,hook,[,bm2])
d0 a0 a1 d0 d1 d2 d3 d4 a3 [ a2 ]
struct Layer *CreateUpfrontHookLayer(
struct Layer_Info*,
struct BitMap*,
LONG, LONG, LONG, LONG, LONG,
struct Hook *, ... );
Create a new Layer of position and size (x0,y0)->(x1,y1) and place it on top of all other layers. Make this layer of type found in flags Install Layer->BackFill callback hook. if SuperBitMap, use bm2 as pointer to real SuperBitMap. and copy contents of Superbitmap into display layer.
- Note:
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when using SUPERBITMAP, you should also set LAYERSMART flag.