Quantum Data 802BT User Manual page 448

MMAP
Class
Description
Command syntax
Query syntax
Example
438 Appendix A Command Reference
Move a rectangular bitMAP area
Video Frame Buffer manipulation
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.
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
MMAP?
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.