From http://www.jwz.org/xscreensaver/xscreensaver-5.30.tar.gz

[xscreensaver] / hacks / m6502.c

diff --git a/hacks/m6502.c b/hacks/m6502.c
index 11a787432921a25a4d139ad96334a1a61867f12f..81aa7df3cd885db74c6a7fed33fbe7dae51643cd 100644 (file)
--- a/hacks/m6502.c
+++ b/hacks/m6502.c
@@ -60,6 +60,7 @@ struct state {
   int which;/* the program to run*/
   int demos;/* number of demos included */
   struct timeval start_time; 
+  int reset_p;
 };
 
 static void
@@ -222,6 +223,7 @@ m6502_draw (Display *dpy, Window window, void *closure)
   struct state *st = (struct state *) closure;
   unsigned int x = 0, y = 0;
   double te;
+  const analogtv_reception *reception = &st->reception;
 
   m6502_next_eval(st->machine,500);
 
@@ -229,13 +231,12 @@ m6502_draw (Display *dpy, Window window, void *closure)
     for (y = 0; y < 32; y++)
       paint_pixel(st,x,y,st->pixels[x][y]);
   
-  analogtv_init_signal(st->tv, 0.04);
   analogtv_reception_update(&st->reception);
-  analogtv_add_signal(st->tv, &st->reception);
-  analogtv_draw(st->tv);
+  analogtv_draw(st->tv, 0.04, &reception, 1);
   te = get_time(st);
   
-  if (te > st->dt){ /* do something more interesting here XXX */
+  if (st->reset_p || te > st->dt){ /* do something more interesting here XXX */
+    st->reset_p = 0;
     for(x = 0; x < 32; x++)
       for(y = 0; y < 32; y++)
        st->pixels[x][y] = 0;
@@ -243,7 +244,11 @@ m6502_draw (Display *dpy, Window window, void *closure)
     start_rand_bin_prog(st->machine,st);
   }
 
-  return 10000;
+#ifdef USE_IPHONE
+  return 0;
+#else
+  return 5000;
+#endif
 }
 
 
@@ -276,6 +281,12 @@ m6502_reshape (Display *dpy, Window window, void *closure,
 static Bool
 m6502_event (Display *dpy, Window window, void *closure, XEvent *event)
 {
+  struct state *st = (struct state *) closure;
+  if (screenhack_event_helper (dpy, window, event))
+    {
+      st->reset_p = 1;
+      return True;
+    }
   return False;
 }