commit b1b9dc7eb55c4be142b347d4ef6255b7929526f7
from: Aurélien Aptel <aurelien.aptel@gmail.com>
date: Thu Oct 20 21:26:58 2011 UTC

drawregion() only copies region on screen.

commit - 44c83397afcd941f0e7820831aaee36088149530
commit + b1b9dc7eb55c4be142b347d4ef6255b7929526f7
blob - ad6db0dbd2bb54e09b4fcfbb612925cddf694013
blob + 46f6d5b229a1ca77d729ae0215ed7ac3807b1623
--- st.c
+++ st.c
@@ -1855,7 +1855,7 @@ drawregion(int x1, int y1, int x2, int y2) {
 			xdraws(buf, base, ox, y, ic, ib);
 	}
 	xdrawcursor();
-	XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER);
+	XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, x1*xw.cw, y1*xw.ch, (x2-1)*xw.cw, (y2-1)*xw.ch, BORDER, BORDER);
 }
 
 void