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

[xscreensaver] / hacks / bouboule.c

diff --git a/hacks/bouboule.c b/hacks/bouboule.c
index 29544f2da3bee277438f58d132dc444bc5e48d04..e3379aa3c6e6c0d555a63cf3defb80973d7cbff6 100644 (file)
--- a/hacks/bouboule.c
+++ b/hacks/bouboule.c
@@ -74,28 +74,29 @@ static const char sccsid[] = "@(#)bouboule.c        4.00 97/01/01 xlockmore";
  */
 
 #ifdef STANDALONE
-# define PROGCLASS                                     "Bouboule"
-# define HACK_INIT                                     init_bouboule
-# define HACK_DRAW                                     draw_bouboule
-# define bouboule_opts                         xlockmore_opts
 # define DEFAULTS      "*count:                100     \n"                     \
                                        "*size:                 15      \n"                     \
-                                       "*delay:                5000    \n"                     \
+                                       "*delay:                20000   \n"                     \
                                        "*ncolors:              64      \n"                     \
-                                       "*use3d:                False   \n"                     \
+                                       "*use3d:                True    \n"                     \
                                        "*delta3d:              1.5             \n"                     \
                                        "*right3d:              red             \n"                     \
                                        "*left3d:               blue    \n"                     \
                                        "*both3d:               magenta \n"                     \
-                                       "*none3d:               black   \n"
+                                       "*none3d:               black   \n"                     \
+                                       "*fpsSolid:             true    \n"                     \
+                                       "*ignoreRotation: True  \n"
 
 # define SMOOTH_COLORS
+# define release_bouboule 0
+# define bouboule_handle_event 0
 # include "xlockmore.h"                                /* from the xscreensaver distribution */
 #else  /* !STANDALONE */
 # include "xlock.h"                                    /* from the xlockmore distribution */
+# define ENTRYPOINT /**/
 #endif /* !STANDALONE */
 
-ModeSpecOpt bouboule_opts = {
+ENTRYPOINT ModeSpecOpt bouboule_opts = {
   0, NULL, 0, NULL, NULL };
 
 #define USEOLDXARCS  1         /* If 1, we use old xarcs list for erasing.
@@ -297,8 +298,11 @@ sinfree(SinVariable * point)
        }
 }
 
+static void free_bouboule(ModeInfo * mi);
+
+
 /***************/
-void
+ENTRYPOINT void
 init_bouboule(ModeInfo * mi)
 /***************/
 
@@ -314,11 +318,7 @@ init_bouboule(ModeInfo * mi)
        int         i;
        double      theta, omega;
 
-       if (starfield == NULL) {
-               if ((starfield = (StarField *) calloc(MI_NUM_SCREENS(mi),
-                                               sizeof (StarField))) == NULL)
-                       return;
-       }
+       MI_INIT (mi, starfield, free_bouboule);
        sp = &starfield[MI_SCREEN(mi)];
 
        sp->width = MI_WIN_WIDTH(mi);
@@ -528,7 +528,7 @@ init_bouboule(ModeInfo * mi)
 }
 
 /****************/
-void
+ENTRYPOINT void
 draw_bouboule(ModeInfo * mi)
 /****************/
 
@@ -542,6 +542,10 @@ draw_bouboule(ModeInfo * mi)
        Star       *star;
        XArc       *arc = NULL, *arcleft = NULL;
 
+#ifdef HAVE_JWXYZ      /* Don't second-guess Quartz's double-buffering */
+    XClearWindow(MI_DISPLAY(mi), MI_WINDOW(mi));
+#endif
+
 #if (ADAPT_ERASE == 1)
        struct timeval tv1;
        struct timeval tv2;
@@ -798,43 +802,55 @@ draw_bouboule(ModeInfo * mi)
        }
 }
 
-void
-release_bouboule(ModeInfo * mi)
+static void
+free_bouboule(ModeInfo * mi)
 {
-       if (starfield != NULL) {
-               int         screen;
-
-               for (screen = 0; screen < MI_NUM_SCREENS(mi); screen++) {
-                       StarField  *sp = &starfield[screen];
-
-                       if (sp->star)
-                               (void) free((void *) sp->star);
-                       if (sp->xarc)
-                               (void) free((void *) sp->xarc);
-                       if (sp->xarcleft)
-                               (void) free((void *) sp->xarcleft);
+       StarField  *sp = &starfield[MI_SCREEN(mi)];
+
+       if (sp->star)
+               (void) free((void *) sp->star);
+       if (sp->xarc)
+               (void) free((void *) sp->xarc);
+       if (sp->xarcleft)
+               (void) free((void *) sp->xarcleft);
 #if ((USEOLDXARCS == 1) || (ADAPT_ERASE == 1))
-                       if (sp->oldxarc)
-                               (void) free((void *) sp->oldxarc);
-                       if (sp->oldxarcleft)
-                               (void) free((void *) sp->oldxarcleft);
+       if (sp->oldxarc)
+               (void) free((void *) sp->oldxarc);
+       if (sp->oldxarcleft)
+               (void) free((void *) sp->oldxarcleft);
 #endif
-                       sinfree(&(sp->x));
-                       sinfree(&(sp->y));
-                       sinfree(&(sp->z));
-                       sinfree(&(sp->sizex));
-                       sinfree(&(sp->sizey));
-                       sinfree(&(sp->thetax));
-                       sinfree(&(sp->thetay));
-                       sinfree(&(sp->thetaz));
-               }
-               (void) free((void *) starfield);
-               starfield = NULL;
-       }
+       sinfree(&(sp->x));
+       sinfree(&(sp->y));
+       sinfree(&(sp->z));
+       sinfree(&(sp->sizex));
+       sinfree(&(sp->sizey));
+       sinfree(&(sp->thetax));
+       sinfree(&(sp->thetay));
+       sinfree(&(sp->thetaz));
+}
+
+ENTRYPOINT void
+reshape_bouboule(ModeInfo * mi, int width, int height)
+{
+       StarField  *sp = &starfield[MI_SCREEN(mi)];
+       sp->width  = width;
+       sp->height = height;
+    sininit(&sp->x,
+        sp->x.alpha, sp->x.step,
+        ((double) sp->width) / 4.0,
+        3.0 * ((double) sp->width) / 4.0,
+        POSCANRAND);
+    sininit(&sp->y,
+        sp->y.alpha, sp->y.step,
+        ((double) sp->height) / 4.0,
+        3.0 * ((double) sp->height) / 4.0,
+        POSCANRAND);
 }
 
-void
+ENTRYPOINT void
 refresh_bouboule(ModeInfo * mi)
 {
        /* Do nothing, it will refresh by itself */
 }
+
+XSCREENSAVER_MODULE ("Bouboule", bouboule)