The old code didn't invalidate correctly when vertical lines were drawn.
Fix this and move the invalidation out of the loop.
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Helge Deller <deller@gmx.de>
}
if (e > 0) {
- artist_invalidate_lines(buf, y, 1);
y += incy;
e += diago;
} else {
}
x++;
} while (x <= x2 && (max_pix == -1 || --max_pix > 0));
+ if (c1)
+ artist_invalidate_lines(buf, x, dy+1);
+ else
+ artist_invalidate_lines(buf, y, dx+1);
}
static void draw_line_pattern_start(ARTISTState *s)