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#include <u.h>
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#include <libc.h>
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#include <draw.h>
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int
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drawreplxy(int min, int max, int x)
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{
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	int sx;
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	sx = (x-min)%(max-min);
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	if(sx < 0)
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		sx += max-min;
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	return sx+min;
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}
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Point
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drawrepl(Rectangle r, Point p)
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{
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	p.x = drawreplxy(r.min.x, r.max.x, p.x);
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	p.y = drawreplxy(r.min.y, r.max.y, p.y);
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	return p;
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}
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