Quantum Data 802BT, User Manual

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438 Appendix A Command Reference
MMAP
Move a rectangular bitMAP area
Class Video Frame Buffer manipulation
Description Copies a rectangular area of pixels from one location of the video frame buffer to another.
The size of the area, in pixels, is defined by the width and height parameters. The top left
corner of the source location is specified by xs , ys pixel coordinates. The top left corner of
the destination location is specified by the xd , yd pixel coordinates.
Command syntax MMAP width height xs ys xd yd
width, height
size of the area, in pixels
xs, ys
top left corner of the source location
xd, yd
top left corner of the destination location
Query syntax MMAP?
Example
MMAP 40 30 0 0 50 50 // Copies a 40 pixel wide by 30 pixel high area
// in the top left corner of active video to an
// area 50 pixel below and to the right of the top
// left corner.