x11vnc.diff

--- x11vnc.c~	Wed Mar 16 10:08:08 2005
+++ x11vnc.c	Wed Mar 16 11:07:39 2005
@@ -9298,6 +9298,38 @@
 	rfbCursorPtr rfb;
 } cursor_info_t;
 
+/* Large-print cursor magnification hack by Silas S. Brown */
+/* If you want the cursor to be magnified more than
+   the desktop scale (as in bigcursor) you can define
+   BIG_CURSOR */
+#ifndef CURSOR_EXTRA_MAGNIFICATION
+#ifdef BIG_CURSOR
+#define CURSOR_EXTRA_MAGNIFICATION 2
+#else
+#define CURSOR_EXTRA_MAGNIFICATION 1
+#endif
+#endif
+void magnify_cursor_data(cursor_info_t* cursor,int magfactor) {
+  char *newdata, *newmask;
+  int x,y,xi,yi;
+  newdata=malloc(cursor->wx*cursor->wy*magfactor*magfactor);
+  newmask=malloc(cursor->wx*cursor->wy*magfactor*magfactor);
+  for(x=0; x<cursor->wx; x++) for(y=0; y<cursor->wy; y++)
+    for(xi=0; xi<magfactor; xi++)
+      for(yi=0; yi<magfactor; yi++) {
+        newdata[(y*magfactor+yi)*cursor->wx*magfactor
+                + x*magfactor+xi]
+          = cursor->data[y*cursor->wy+x];
+        newmask[(y*magfactor+yi)*cursor->wx*magfactor
+                + x*magfactor+xi]
+          = cursor->mask[y*cursor->wy+x];
+  }
+  cursor->data = newdata; cursor->mask = newmask;
+  cursor->sx *= magfactor; cursor->sy *= magfactor;
+  cursor->wx *= magfactor; cursor->wy *= magfactor;
+  cursor->reverse = 1;
+}
+
 /* empty cursor */
 static char* curs_empty_data =
 "  "
@@ -9658,6 +9690,8 @@
 		/* create rfbCursors for the special cursors: */
 
 		cursor_info_t *ci = cursors[i];
+
+      if(scale_fac>1 || CURSOR_EXTRA_MAGNIFICATION) magnify_cursor_data(ci,((scale_fac>1)?scale_fac:1)*CURSOR_EXTRA_MAGNIFICATION);
 
 		ci->data = strdup(ci->data);
 		ci->mask = strdup(ci->mask);