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

[xscreensaver] / hacks / laser.c

diff --git a/hacks/laser.c b/hacks/laser.c
index 2b0622dd2813bc8c7fd791b7ebe07df7a3784d86..8ee02193e4043a1770af2b1579f8b05a1ab8873e 100644 (file)
--- a/hacks/laser.c
+++ b/hacks/laser.c
@@ -1,9 +1,8 @@
 /* -*- Mode: C; tab-width: 4 -*- */
 /* laser --- spinning lasers */
 
-#if !defined( lint ) && !defined( SABER )
+#if 0
 static const char sccsid[] = "@(#)laser.c      5.00 2000/11/01 xlockmore";
-
 #endif
 
 /*-
@@ -28,30 +27,31 @@ static const char sccsid[] = "@(#)laser.c   5.00 2000/11/01 xlockmore";
  */
 
 #ifdef STANDALONE
-#define MODE_laser
-#define PROGCLASS "Laser"
-#define HACK_INIT init_laser
-#define HACK_DRAW draw_laser
-#define laser_opts xlockmore_opts
-#define DEFAULTS "*delay: 40000 \n" \
- "*count: 10 \n" \
- "*cycles: 200 \n" \
- "*ncolors: 64 \n"
-#define BRIGHT_COLORS
-#include "xlockmore.h"         /* in xscreensaver distribution */
+# define MODE_laser
+# define DEFAULTS      "*delay: 40000 \n" \
+                                       "*count: 10 \n" \
+                                       "*cycles: 200 \n" \
+                                       "*ncolors: 64 \n" \
+                                       "*fpsSolid: true \n" \
+
+# define BRIGHT_COLORS
+# define release_laser 0
+# define reshape_laser 0
+# define laser_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_laser
 
-ModeSpecOpt laser_opts =
+ENTRYPOINT ModeSpecOpt laser_opts =
 {0, (XrmOptionDescRec *) NULL, 0, (argtype *) NULL, (OptionStruct *) NULL};
 
 #ifdef USE_MODULES
 ModStruct   laser_description =
-{"laser", "init_laser", "draw_laser", "release_laser",
- "refresh_laser", "init_laser", (char *) NULL, &laser_opts,
+{"laser", "init_laser", "draw_laser", (char *) NULL,
+ "refresh_laser", "init_laser", "free_laser", &laser_opts,
  20000, -10, 200, 1, 64, 1.0, "",
  "Shows spinning lasers", 0, NULL};
 
@@ -107,9 +107,12 @@ typedef struct {
 
 static lasersstruct *lasers = (lasersstruct *) NULL;
 
-static void
-free_laser(Display *display, lasersstruct *lp)
+ENTRYPOINT void
+free_laser(ModeInfo * mi)
 {
+       Display *display = MI_DISPLAY(mi);
+       lasersstruct *lp = &lasers[MI_SCREEN(mi)];
+
        if (lp->laser != NULL) {
                (void) free((void *) lp->laser);
                lp->laser = (laserstruct *) NULL;
@@ -120,18 +123,14 @@ free_laser(Display *display, lasersstruct *lp)
        }
 }
 
-void
+ENTRYPOINT void
 init_laser(ModeInfo * mi)
 {
        Display *display = MI_DISPLAY(mi);
        int         i, c = 0;
        lasersstruct *lp;
 
-       if (lasers == NULL) {
-               if ((lasers = (lasersstruct *) calloc(MI_NUM_SCREENS(mi),
-                                            sizeof (lasersstruct))) == NULL)
-                       return;
-       }
+       MI_INIT (mi, lasers);
        lp = &lasers[MI_SCREEN(mi)];
 
        lp->width = MI_WIDTH(mi);
@@ -152,7 +151,7 @@ init_laser(ModeInfo * mi)
        if (lp->laser == NULL) {
                if ((lp->laser = (laserstruct *) malloc(lp->ln *
                                sizeof (laserstruct))) == NULL) {
-                       free_laser(display, lp);
+                       free_laser(mi);
                        return;
                }
        }
@@ -164,9 +163,12 @@ init_laser(ModeInfo * mi)
                lp->gcv_black.foreground = MI_BLACK_PIXEL(mi);
                if ((lp->stippledGC = XCreateGC(display, MI_WINDOW(mi),
                                GCForeground | GCBackground, &gcv)) == None) {
-                       free_laser(display, lp);
+                       free_laser(mi);
                        return;
                }
+# ifdef HAVE_JWXYZ
+    jwxyz_XSetAntiAliasing (MI_DISPLAY(mi), lp->stippledGC, False);
+# endif
        }
        MI_CLEARWINDOW(mi);
 
@@ -320,7 +322,7 @@ draw_laser_once(ModeInfo * mi)
        lp->so = (lp->so + 1) % lp->lw;
 }
 
-void
+ENTRYPOINT void
 draw_laser(ModeInfo * mi)
 {
        int         i;
@@ -340,23 +342,14 @@ draw_laser(ModeInfo * mi)
                init_laser(mi);
 }
 
-void
-release_laser(ModeInfo * mi)
-{
-       if (lasers != NULL) {
-               int         screen;
-
-               for (screen = 0; screen < MI_NUM_SCREENS(mi); screen++)
-                       free_laser(MI_DISPLAY(mi), &lasers[screen]);
-               (void) free((void *) lasers);
-               lasers = (lasersstruct *) NULL;
-       }
-}
-
-void
+#ifndef STANDALONE
+ENTRYPOINT void
 refresh_laser(ModeInfo * mi)
 {
        MI_CLEARWINDOW(mi);
 }
+#endif
+
+XSCREENSAVER_MODULE ("Laser", laser)
 
 #endif /* MODE_laser */