From http://www.jwz.org/xscreensaver/xscreensaver-5.37.tar.gz

[xscreensaver] / hacks / galaxy.c

diff --git a/hacks/galaxy.c b/hacks/galaxy.c
index 43a0b5bf49500f609d58bbc90393bda0d5b5ae48..7f72af5b2ccb22b0aee64cb6c13af4805341d13f 100644 (file)
--- a/hacks/galaxy.c
+++ b/hacks/galaxy.c
@@ -45,9 +45,10 @@ static const char sccsid[] = "@(#)galaxy.c 4.04 97/07/28 xlockmore";
                                        "*cycles:  250   \n"   \
                                        "*ncolors:  64   \n" \
                                        "*fpsSolid:  true   \n" \
+                                       "*ignoreRotation: True \n" \
 
 # define UNIFORM_COLORS
-# define galaxy_handle_event 0
+# define release_galaxy 0
 # include "xlockmore.h"    /* from the xscreensaver distribution */
 #else  /* !STANDALONE */
 # include "xlock.h"     /* from the xlockmore distribution */
@@ -158,8 +159,9 @@ x-axis */
 static unistruct *universes = NULL;
 
 static void
-free_galaxies(unistruct * gp)
+free_galaxies(ModeInfo * mi)
 {
+ unistruct  *gp = &universes[MI_SCREEN(mi)];
  if (gp->galaxies != NULL) {
   int         i;
 
@@ -191,7 +193,7 @@ startover(ModeInfo * mi)
  gp->rot_x = 0;
 
  if (MI_BATCHCOUNT(mi) < -MINGALAXIES)
-  free_galaxies(gp);
+  free_galaxies(mi);
  gp->ngalaxies = MI_BATCHCOUNT(mi);
  if (gp->ngalaxies < -MINGALAXIES)
   gp->ngalaxies = NRAND(-gp->ngalaxies - MINGALAXIES + 1) + MINGALAXIES;
@@ -306,14 +308,10 @@ init_galaxy(ModeInfo * mi)
 {
  unistruct  *gp;
 
- if (universes == NULL) {
-  if ((universes = (unistruct *) calloc(MI_NUM_SCREENS(mi),
-      sizeof (unistruct))) == NULL)
-   return;
- }
+ MI_INIT (mi, universes, free_galaxies);
  gp = &universes[MI_SCREEN(mi)];
 
-# ifdef HAVE_COCOA     /* Don't second-guess Quartz's double-buffering */
+# ifdef HAVE_JWXYZ     /* Don't second-guess Quartz's double-buffering */
   dbufp = False;
 # endif
 
@@ -447,22 +445,21 @@ reshape_galaxy(ModeInfo * mi, int width, int height)
 }
 
 ENTRYPOINT void
-release_galaxy(ModeInfo * mi)
+refresh_galaxy(ModeInfo * mi)
 {
- if (universes != NULL) {
-  int         screen;
-
-  for (screen = 0; screen < MI_NUM_SCREENS(mi); screen++)
-   free_galaxies(&universes[screen]);
-  (void) free((void *) universes);
-  universes = NULL;
- }
+ /* Do nothing, it will refresh by itself */
 }
 
-ENTRYPOINT void
-refresh_galaxy(ModeInfo * mi)
+ENTRYPOINT Bool
+galaxy_handle_event (ModeInfo *mi, XEvent *event)
 {
- /* Do nothing, it will refresh by itself */
+  if (screenhack_event_helper (MI_DISPLAY(mi), MI_WINDOW(mi), event))
+    {
+      reshape_galaxy (mi, MI_WIDTH(mi), MI_HEIGHT(mi));
+      return True;
+    }
+  return False;
 }
 
+
 XSCREENSAVER_MODULE ("Galaxy", galaxy)