(PHP 4 >= 4.0.0)
swf_viewport -- Select an area for future drawing
Description
void swf_viewport (float xmin, float xmax, float ymin, float
ymax)
The swf_viewport() function selects an area for future drawing for
xmin to xmax and ymin to ymax, if this
function is not called the area defaults to the size of the screen.
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