"*cycles: 10000 \n" \
"*ncolors: 200 \n"
+# define release_flow 0
+# define reshape_flow 0
# define flow_handle_event 0
# include "xlockmore.h" /* in xscreensaver distribution */
#else /* STANDALONE */
#ifdef USE_MODULES
ModStruct flow_description = {
- "flow", "init_flow", "draw_flow", "release_flow",
- "refresh_flow", "init_flow", NULL, &flow_opts,
+ "flow", "init_flow", "draw_flow", NULL,
+ "refresh_flow", "init_flow", "free_flow", &flow_opts,
1000, 1024, 10000, -10, 200, 1.0, "",
"Shows dynamic strange attractors", 0, NULL
};
#define deallocate(p,t) if (p!=NULL) {free(p); p=(t*)NULL; }
#define allocate(p,t,s) if ((p=(t*)malloc(sizeof(t)*s))==NULL)\
-{free_flow(sp);return;}
+{free_flow(mi);return;}
-static void
-free_flow(flowstruct *sp)
+ENTRYPOINT void
+free_flow(ModeInfo * mi)
{
+ flowstruct *sp = &flows[MI_SCREEN(mi)];
deallocate(sp->csegs, XSegment);
deallocate(sp->cnsegs, int);
deallocate(sp->old_segs, XSegment);
flowstruct *sp;
char *name;
- if (flows == NULL) {
- if ((flows = (flowstruct *) calloc(MI_NUM_SCREENS(mi),
- sizeof (flowstruct))) == NULL)
- return;
- }
+ MI_INIT (mi, flows);
sp = &flows[MI_SCREEN(mi)];
sp->count2 = 0;
sp->count2 = 0; /* Reset search */
- free_flow(sp);
sp->beecount = MI_COUNT(mi);
- if (sp->beecount < 0) { /* random variations */
+ if (!sp->beecount) {
+ sp->beecount = 1; /* The camera requires 1 or more */
+ } else if (sp->beecount < 0) { /* random variations */
sp->beecount = NRAND(-sp->beecount) + 1; /* Minimum 1 */
}
-# 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
allocate(sp->csegs, XSegment,
(sp->beecount + BOX_L) * MI_NPIXELS(mi) * sp->taillen);
allocate(sp->cnsegs, int, MI_NPIXELS(mi));
- allocate(sp->old_segs, XSegment, sp->beecount * sp->taillen);
+ allocate(sp->old_segs, XSegment, (sp->beecount + BOX_L) * sp->taillen);
allocate(sp->p, dvector, sp->beecount * sp->taillen);
}
if (sp->csegs == NULL)
return;
-#ifdef HAVE_COCOA /* Don't second-guess Quartz's double-buffering */
+#ifdef HAVE_JWXYZ /* Don't second-guess Quartz's double-buffering */
XClearWindow (MI_DISPLAY(mi), MI_WINDOW(mi));
#endif
}
}
-ENTRYPOINT void
-reshape_flow(ModeInfo * mi, int width, int height)
-{
- init_flow (mi);
-}
-
-
-ENTRYPOINT void
-release_flow (ModeInfo * mi)
-{
- if (flows != NULL) {
- int screen;
-
- for (screen = 0; screen < MI_NUM_SCREENS(mi); screen++)
- free_flow(&flows[screen]);
- free(flows);
- flows = (flowstruct *) NULL;
- }
-}
-
+#ifndef STANDALONE
ENTRYPOINT void
refresh_flow (ModeInfo * mi)
{
if(!dbufp) MI_CLEARWINDOW(mi);
}
+#endif
XSCREENSAVER_MODULE ("Flow", flow)