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

[xscreensaver] / hacks / rotor.c

diff --git a/hacks/rotor.c b/hacks/rotor.c
index 65a1fdd738880c6eea00f0aa9577c8d4956d0117..c22479b9f4d4ee7ff684a6c49ba60baa75e99791 100644 (file)
--- a/hacks/rotor.c
+++ b/hacks/rotor.c
@@ -1,9 +1,8 @@
 /* -*- Mode: C; tab-width: 4 -*- */
 /* rotor --- a swirly rotor */
 
-#if !defined( lint ) && !defined( SABER )
+#if 0
 static const char sccsid[] = "@(#)rotor.c      5.00 2000/11/01 xlockmore";
-
 #endif
 
 /*-
@@ -34,30 +33,32 @@ static const char sccsid[] = "@(#)rotor.c   5.00 2000/11/01 xlockmore";
 
 #ifdef STANDALONE
 #define MODE_rotor
-#define PROGCLASS "Rotor"
-#define HACK_INIT init_rotor
-#define HACK_DRAW draw_rotor
-#define rotor_opts xlockmore_opts
-#define DEFAULTS "*delay: 10000 \n" \
- "*count: 4 \n" \
- "*cycles: 20 \n" \
- "*size: -6 \n" \
- "*ncolors: 200 \n"
-#define SMOOTH_COLORS
-#include "xlockmore.h"         /* in xscreensaver distribution */
+#define DEFAULTS       "*delay: 10000 \n" \
+                                       "*count: 4 \n" \
+                                       "*cycles: 20 \n" \
+                                       "*size: -6 \n" \
+                                       "*ncolors: 200 \n" \
+                                       "*fpsSolid: true \n" \
+                                   "*lowrez: True \n" \
+
+# define SMOOTH_COLORS
+# define release_rotor 0
+# define reshape_rotor 0
+# define rotor_handle_event 0
+# include "xlockmore.h"                /* in xscreensaver distribution */
 #else /* STANDALONE */
-#include "xlock.h"             /* in xlockmore distribution */
+# include "xlock.h"            /* in xlockmore distribution */
 #endif /* STANDALONE */
 
 #ifdef MODE_rotor
 
-ModeSpecOpt rotor_opts =
+ENTRYPOINT ModeSpecOpt rotor_opts =
 {0, (XrmOptionDescRec *) NULL, 0, (argtype *) NULL, (OptionStruct *) NULL};
 
 #ifdef USE_MODULES
 ModStruct   rotor_description =
-{"rotor", "init_rotor", "draw_rotor", "release_rotor",
- "refresh_rotor", "init_rotor", (char *) NULL, &rotor_opts,
+{"rotor", "init_rotor", "draw_rotor", (char *) NULL,
+ "refresh_rotor", "init_rotor", "free_rotor", &rotor_opts,
  100, 4, 100, -6, 64, 0.3, "",
  "Shows Tom's Roto-Rooter", 0, NULL};
 
@@ -107,9 +108,10 @@ typedef struct {
 
 static rotorstruct *rotors = (rotorstruct *) NULL;
 
-static void
-free_rotor(rotorstruct *rp)
+ENTRYPOINT void
+free_rotor(ModeInfo * mi)
 {
+       rotorstruct *rp = &rotors[MI_SCREEN(mi)];
        if (rp->elements != NULL) {
                (void) free((void *) rp->elements);
                rp->elements = (elem *) NULL;
@@ -120,21 +122,21 @@ free_rotor(rotorstruct *rp)
        }
 }
 
-void
-init_rotor(ModeInfo * mi)
+ENTRYPOINT void
+init_rotor (ModeInfo * mi)
 {
        int         x;
        elem       *pelem;
        unsigned char wasiconified;
        rotorstruct *rp;
 
-       if (rotors == NULL) {
-               if ((rotors = (rotorstruct *) calloc(MI_NUM_SCREENS(mi),
-                                             sizeof (rotorstruct))) == NULL)
-                       return;
-       }
+       MI_INIT (mi, rotors);
        rp = &rotors[MI_SCREEN(mi)];
 
+#ifdef HAVE_JWXYZ
+    jwxyz_XSetAntiAliasing (MI_DISPLAY(mi), MI_GC(mi),  False);
+#endif
+
        rp->prevcenterx = rp->centerx;
        rp->prevcentery = rp->centery;
 
@@ -176,7 +178,7 @@ init_rotor(ModeInfo * mi)
                if (rp->elements == NULL)
                        if ((rp->elements = (elem *) calloc(rp->num,
                                        sizeof (elem))) == NULL) {
-                               free_rotor(rp);
+                               free_rotor(mi);
                                return;
                        }
                rp->nsave = MI_CYCLES(mi);
@@ -185,7 +187,7 @@ init_rotor(ModeInfo * mi)
                if (rp->save == NULL)
                        if ((rp->save = (XPoint *) malloc(rp->nsave *
                                        sizeof (XPoint))) == NULL) {
-                               free_rotor(rp);
+                               free_rotor(mi);
                                return;
                        }
                for (x = 0; x < rp->nsave; x++) {
@@ -225,8 +227,8 @@ init_rotor(ModeInfo * mi)
        MI_CLEARWINDOW(mi);
 }
 
-void
-draw_rotor(ModeInfo * mi)
+ENTRYPOINT void
+draw_rotor (ModeInfo * mi)
 {
        Display    *display = MI_DISPLAY(mi);
        GC          gc = MI_GC(mi);
@@ -366,21 +368,9 @@ draw_rotor(ModeInfo * mi)
                           LineSolid, CapButt, JoinMiter);
 }
 
-void
-release_rotor(ModeInfo * mi)
-{
-       if (rotors != NULL) {
-               int         screen;
-
-               for (screen = 0; screen < MI_NUM_SCREENS(mi); screen++)
-                       free_rotor(&rotors[screen]);
-               (void) free((void *) rotors);
-               rotors = (rotorstruct *) NULL;
-       }
-}
-
-void
-refresh_rotor(ModeInfo * mi)
+#ifndef STANDALONE
+ENTRYPOINT void
+refresh_rotor (ModeInfo * mi)
 {
        rotorstruct *rp;
 
@@ -392,5 +382,8 @@ refresh_rotor(ModeInfo * mi)
        rp->redrawing = 1;
        rp->redrawpos = 1;
 }
+#endif
+
+XSCREENSAVER_MODULE ("Rotor", rotor)
 
 #endif /* MODE_rotor */