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From http://www.jwz.org/xscreensaver/xscreensaver-5.27.tar.gz
[xscreensaver]
/
hacks
/
flow.c
diff --git
a/hacks/flow.c
b/hacks/flow.c
index d69a7cc659c21dd30f10891579abf7e75ac16e45..0ab1a930eaaec0781d12348405bc8df8bf42a52c 100644
(file)
--- a/
hacks/flow.c
+++ b/
hacks/flow.c
@@
-2,10
+2,8
@@
/* flow --- flow of strange bees */
#if 0
/* flow --- flow of strange bees */
#if 0
-#if !defined( lint ) && !defined( SABER )
static const char sccsid[] = "@(#)flow.c 5.00 2000/11/01 xlockmore";
#endif
static const char sccsid[] = "@(#)flow.c 5.00 2000/11/01 xlockmore";
#endif
-#endif
/*-
* Copyright (c) 1996 by Tim Auckland <tda10.geo@yahoo.com>
/*-
* Copyright (c) 1996 by Tim Auckland <tda10.geo@yahoo.com>
@@
-98,20
+96,14
@@
static const char sccsid[] = "@(#)flow.c 5.00 2000/11/01 xlockmore";
#ifdef STANDALONE
# define MODE_flow
#ifdef STANDALONE
# define MODE_flow
-# define PROGCLASS "Flow"
-# define HACK_INIT init_flow
-# define HACK_DRAW draw_flow
-# define flow_opts xlockmore_opts
# define DEFAULTS "*delay: 10000 \n" \
# define DEFAULTS "*delay: 10000 \n" \
- "*count:
3000
\n" \
- "*size:
-10
\n" \
- "*cycles:
10000 \n" \
- "*ncolors:
200 \n" \
+ "*count:
3000
\n" \
+ "*size:
-10
\n" \
+ "*cycles: 10000 \n" \
+ "*ncolors:
200 \n"
+# define flow_handle_event 0
# include "xlockmore.h" /* in xscreensaver distribution */
# include "xlockmore.h" /* in xscreensaver distribution */
-# ifndef MI_DEPTH
-# define MI_DEPTH MI_WIN_DEPTH
-# endif
#else /* STANDALONE */
# include "xlock.h" /* in xlockmore distribution */
#endif /* STANDALONE */
#else /* STANDALONE */
# include "xlock.h" /* in xlockmore distribution */
#endif /* STANDALONE */
@@
-165,7
+157,7
@@
static OptionStruct desc[] = {
{"-/+dbuf", "turn on/off double buffering."},
};
{"-/+dbuf", "turn on/off double buffering."},
};
-ModeSpecOpt flow_opts =
+
ENTRYPOINT
ModeSpecOpt flow_opts =
{sizeof opts / sizeof opts[0], opts,
sizeof vars / sizeof vars[0], vars, desc};
{sizeof opts / sizeof opts[0], opts,
sizeof vars / sizeof vars[0], vars, desc};
@@
-627,8
+619,8
@@
clip(double nx, double ny, double nz, double d, dvector *s, dvector *e)
* Public functions
*/
* Public functions
*/
-void
-init_flow(ModeInfo * mi)
+
ENTRYPOINT
void
+init_flow
(ModeInfo * mi)
{
flowstruct *sp;
char *name;
{
flowstruct *sp;
char *name;
@@
-785,6
+777,10
@@
init_flow(ModeInfo * mi)
sp->beecount = NRAND(-sp->beecount) + 1; /* Minimum 1 */
}
sp->beecount = NRAND(-sp->beecount) + 1; /* Minimum 1 */
}
+# ifdef HAVE_COCOA /* Don't second-guess Quartz's double-buffering */
+ dbufp = False;
+# endif
+
if(dbufp) { /* Set up double buffer */
if (sp->buffer != None)
XFreePixmap(MI_DISPLAY(mi), sp->buffer);
if(dbufp) { /* Set up double buffer */
if (sp->buffer != None)
XFreePixmap(MI_DISPLAY(mi), sp->buffer);
@@
-821,8
+817,8
@@
init_flow(ModeInfo * mi)
Z(1, 0) = sp->cam[1].z = 0;
}
Z(1, 0) = sp->cam[1].z = 0;
}
-void
-draw_flow(ModeInfo * mi)
+
ENTRYPOINT
void
+draw_flow
(ModeInfo * mi)
{
int b, i;
int col, begin, end;
{
int b, i;
int col, begin, end;
@@
-837,6
+833,10
@@
draw_flow(ModeInfo * mi)
if (sp->csegs == NULL)
return;
if (sp->csegs == NULL)
return;
+#ifdef HAVE_COCOA /* Don't second-guess Quartz's double-buffering */
+ XClearWindow (MI_DISPLAY(mi), MI_WINDOW(mi));
+#endif
+
/* multiplier for indexing segment arrays. Used in IX macro, etc. */
segindex = (sp->beecount + BOX_L) * sp->taillen;
/* multiplier for indexing segment arrays. Used in IX macro, etc. */
segindex = (sp->beecount + BOX_L) * sp->taillen;
@@
-1108,7
+1108,7
@@
draw_flow(ModeInfo * mi)
are ok, they help to outline the Poincare'
slice. */
for(j = i; j < end; j++) Y(j,b) = Y(i,b);
are ok, they help to outline the Poincare'
slice. */
for(j = i; j < end; j++) Y(j,b) = Y(i,b);
- begin = i + 1;
+ /*begin = i + 1;*/
break;
}
break;
}
@@
-1198,8
+1198,15
@@
draw_flow(ModeInfo * mi)
}
}
}
}
-void
-release_flow(ModeInfo * mi)
+ENTRYPOINT void
+reshape_flow(ModeInfo * mi, int width, int height)
+{
+ init_flow (mi);
+}
+
+
+ENTRYPOINT void
+release_flow (ModeInfo * mi)
{
if (flows != NULL) {
int screen;
{
if (flows != NULL) {
int screen;
@@
-1211,10
+1218,12
@@
release_flow(ModeInfo * mi)
}
}
}
}
-void
-refresh_flow(ModeInfo * mi)
+
ENTRYPOINT
void
+refresh_flow
(ModeInfo * mi)
{
if(!dbufp) MI_CLEARWINDOW(mi);
}
{
if(!dbufp) MI_CLEARWINDOW(mi);
}
+XSCREENSAVER_MODULE ("Flow", flow)
+
#endif /* MODE_flow */
#endif /* MODE_flow */