+void FindObjMain::draw_quad(VFrame *vframe,
+ int x1, int y1, int x2, int y2,
+ int x3, int y3, int x4, int y4)
+{
+ int r = bmin(vframe->get_w(), vframe->get_h()) / 200 + 1;
+ for( int i=r; --i>0; ) {
+ draw_line(vframe, x1+i, y1+i, x2, y2);
+ draw_line(vframe, x1-i, y1-i, x2, y2);
+ draw_line(vframe, x2+i, y2+i, x3, y3);
+ draw_line(vframe, x2-i, y2-i, x3, y3);
+ draw_line(vframe, x3+i, y3+i, x4, y4);
+ draw_line(vframe, x3-i, y3-i, x4, y4);
+ draw_line(vframe, x4+i, y4+i, x1, y1);
+ draw_line(vframe, x4-i, y4-i, x1, y1);
+ }
+ draw_line(vframe, x1, y1, x2, y2);
+ draw_line(vframe, x2, y2, x3, y3);
+ draw_line(vframe, x3, y3, x4, y4);
+ draw_line(vframe, x4, y4, x1, y1);
+}
+
+void FindObjMain::draw_point(VFrame *vframe, int x1, int y1)
+{
+ int r = bmin(vframe->get_w(), vframe->get_h()) / 200 + 1;
+ for( int i=r; --i>0; )
+ draw_circle(vframe, x1, y1, i);
+}
+