Provided by: libx11-doc_1.8.7-1build1_all 

NAME
XPolygonRegion, XClipBox - generate regions
SYNTAX
Region XPolygonRegion(XPoint points[], int n, int fill_rule);
int XClipBox(Region r, XRectangle *rect_return);
ARGUMENTS
fill_rule Specifies the fill-rule you want to set for the specified GC. You can pass EvenOddRule or
WindingRule.
n Specifies the number of points in the polygon.
points Specifies an array of points.
r Specifies the region.
rect_return
Returns the smallest enclosing rectangle.
DESCRIPTION
The XPolygonRegion function returns a region for the polygon defined by the points array. For an
explanation of fill_rule, see XCreateGC.
The XClipBox function returns the smallest rectangle enclosing the specified region.
SEE ALSO
XCreateGC(3), XDrawPoint(3), XDrawRectangle(3)
Xlib - C Language X Interface
X Version 11 libX11 1.8.7 XPolygonRegion(3)