From http://www.jwz.org/xscreensaver/xscreensaver-5.38.tar.gz

[xscreensaver] / hacks / demon.c

diff --git a/hacks/demon.c b/hacks/demon.c
index eb926ca6b150c7403dca4d30932e367ea28a01aa..0fff863146b55228f223e6c65528cfc3c2c7cd8a 100644 (file)
--- a/hacks/demon.c
+++ b/hacks/demon.c
@@ -62,6 +62,8 @@ static const char sccsid[] = "@(#)demon.c     5.00 2000/11/01 xlockmore";
 
 # define UNIFORM_COLORS
 # define release_demon 0
+# define reshape_demon 0
+# define demon_handle_event 0
 # include "xlockmore.h"                /* in xscreensaver distribution */
 #else /* STANDALONE */
 # include "xlock.h"            /* in xlockmore distribution */
@@ -97,7 +99,7 @@ ENTRYPOINT ModeSpecOpt demon_opts =
 #ifdef USE_MODULES
 ModStruct   demon_description =
 {"demon", "init_demon", "draw_demon", (char *) NULL,
- "refresh_demon", "init_demon", (char *) NULL, &demon_opts,
+ "refresh_demon", "init_demon", "free_demon", &demon_opts,
  50000, 0, 1000, -7, 64, 1.0, "",
  "Shows Griffeath's cellular automata", 0, NULL};
 
@@ -110,7 +112,7 @@ ModStruct   demon_description =
 
 #define REDRAWSTEP 2000                /* How many cells to draw per cycle */
 #define MINSTATES 2
-#define MINGRIDSIZE 24
+#define MINGRIDSIZE 5
 #define MINSIZE 4
 #define NEIGHBORKINDS 6
 
@@ -277,7 +279,7 @@ free_struct(demonstruct * dp)
        }
 }
 
-static void
+ENTRYPOINT void
 free_demon(ModeInfo * mi)
 {
        Display    *display = MI_DISPLAY(mi);
@@ -415,9 +417,12 @@ init_demon (ModeInfo * mi)
        int         size = MI_SIZE(mi), nk;
        demonstruct *dp;
 
-       MI_INIT (mi, demons, free_demon);
+       MI_INIT (mi, demons);
        dp = &demons[MI_SCREEN(mi)];
 
+    if (MI_WIDTH(mi) < 100 || MI_HEIGHT(mi) < 100)  /* tiny window */
+      size = MIN(MI_WIDTH(mi), MI_HEIGHT(mi));
+
        dp->generation = 0;
        dp->redrawing = 0;
 #ifdef DO_STIPPLE
@@ -927,15 +932,7 @@ draw_demon (ModeInfo * mi)
        }
 }
 
-
-ENTRYPOINT void
-reshape_demon(ModeInfo * mi, int width, int height)
-{
-  XClearWindow (MI_DISPLAY (mi), MI_WINDOW(mi));
-  init_demon (mi);
-}
-
-
+#ifndef STANDALONE
 ENTRYPOINT void
 refresh_demon (ModeInfo * mi)
 {
@@ -948,19 +945,7 @@ refresh_demon (ModeInfo * mi)
        dp->redrawing = 1;
        dp->redrawpos = 0;
 }
-
-ENTRYPOINT Bool
-demon_handle_event (ModeInfo *mi, XEvent *event)
-{
-  if (screenhack_event_helper (MI_DISPLAY(mi), MI_WINDOW(mi), event))
-    {
-      reshape_demon (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
-      return True;
-    }
-  return False;
-}
-
-
+#endif
 
 XSCREENSAVER_MODULE ("Demon", demon)