Frame buffer into which rendering may be performed.
A Bitmap is the logical destination for all graphics rendering operations. Bitmap items describe the dimensions of the frame buffer, its starting address in RAM, optional clipping area, and other characteristics.
graphics
BITMAPNODE
CreateBitmap()
CreateBitmapVA()
CreateItem()
DeleteBitmap()
DeleteItem()
None
None
CreateScreenGroup()
DisplayOverlay()
DrawCels
()
GetPixelAddress()
SetCEControl()
SetCEWatchDog()
SetClipHeightt()
SetClipOrigin()
SetClipWidth()
SetReadAddress()
ReadPixel()
ResetReadAddress()
WritePixel()
The following tags must be present:
The following tags are optional:
CBM_TAG_CLIPY(int32) Specifies the top edge of the clipping region, in pixels. (default: 0)