From http://www.jwz.org/xscreensaver/xscreensaver-5.22.tar.gz

[xscreensaver] / hacks / euler2d.c

diff --git a/hacks/euler2d.c b/hacks/euler2d.c
index 7b694e545a606a918db9130625e3bb7d0946fd05..307bfd299fc9045a665d5d21d7e1adf5a224d4c5 100644 (file)
--- a/hacks/euler2d.c
+++ b/hacks/euler2d.c
@@ -41,19 +41,19 @@ static const char sccsid[] = "@(#)euler2d.c 5.00 2000/11/01 xlockmore";
  */
 
 #ifdef STANDALONE
-#define MODE_euler2d
-#define PROGCLASS "Euler2d"
-#define HACK_INIT init_euler2d
-#define HACK_DRAW draw_euler2d
-#define euler2d_opts xlockmore_opts
-#define DEFAULTS "*delay: 10000 \n" \
-"*count: 1024 \n" \
-"*cycles: 3000 \n" \
-"*ncolors: 64 \n"
-#define SMOOTH_COLORS
-#include "xlockmore.h"         /* in xscreensaver distribution */
+# define MODE_euler2d
+# define DEFAULTS      "*delay:   10000 \n" \
+                                       "*count:   1024  \n" \
+                                       "*cycles:  3000  \n" \
+                                       "*ncolors: 64    \n" \
+                                       "*fpsSolid: true    \n" \
+                                       "*ignoreRotation: True \n" \
+
+# define euler2d_handle_event 0
+# define SMOOTH_COLORS
+# include "xlockmore.h"                /* in xscreensaver distribution */
 #else /* STANDALONE */
-#include "xlock.h"             /* in xlockmore distribution */
+# include "xlock.h"            /* in xlockmore distribution */
 #endif /* STANDALONE */
 
 #ifdef MODE_euler2d
@@ -68,25 +68,23 @@ static float power = 1;
 
 static XrmOptionDescRec opts[] =
 {
-  {(char* ) "-eulertail", (char *) ".euler2d.eulertail",
-   XrmoptionSepArg, (caddr_t) NULL},
-  {(char* ) "-eulerpower", (char *) ".euler2d.eulerpower",
-   XrmoptionSepArg, (caddr_t) NULL},
+  {"-eulertail", ".euler2d.eulertail",   XrmoptionSepArg, NULL},
+  {"-eulerpower", ".euler2d.eulerpower", XrmoptionSepArg, NULL},
 };
 static argtype vars[] =
 {
-  {(caddr_t *) &tail_len, (char *) "eulertail",
-   (char *) "EulerTail", (char *) DEF_EULERTAIL, t_Int},
-  {(caddr_t *) &power, (char *) "eulerpower",
-   (char *) "EulerPower", (char *) "1", t_Float},
+  {&tail_len, "eulertail",
+   "EulerTail", (char *) DEF_EULERTAIL, t_Int},
+  {&power, "eulerpower",
+   "EulerPower", "1", t_Float},
 };
 static OptionStruct desc[] =
 {
-  {(char *) "-eulertail len", (char *) "Length of Euler2d tails"},
-  {(char *) "-eulerpower power", (char *) "power of interaction law for points for Euler2d"},
+  {"-eulertail len", "Length of Euler2d tails"},
+  {"-eulerpower power", "power of interaction law for points for Euler2d"},
 };
 
-ModeSpecOpt euler2d_opts =
+ENTRYPOINT ModeSpecOpt euler2d_opts =
 {sizeof opts / sizeof opts[0], opts,
  sizeof vars / sizeof vars[0], vars, desc};
 
@@ -506,8 +504,8 @@ free_euler2d(euler2dstruct *sp)
        deallocate(sp->mod_dp2, double);
 }
 
-void
-init_euler2d(ModeInfo * mi)
+ENTRYPOINT void
+init_euler2d (ModeInfo * mi)
 {
 #define nr_rotates 18 /* how many rotations to try to fill as much of screen as possible - must be even number */
        euler2dstruct *sp;
@@ -530,6 +528,10 @@ init_euler2d(ModeInfo * mi)
        }
        sp = &euler2ds[MI_SCREEN(mi)];
 
+#ifdef HAVE_COCOA
+  jwxyz_XSetAntiAliasing (MI_DISPLAY(mi), MI_GC(mi),  False);
+#endif
+
        sp->boundary_color = NRAND(MI_NPIXELS(mi));
        sp->hide_vortex = NRAND(4) != 0;
 
@@ -746,8 +748,8 @@ init_euler2d(ModeInfo * mi)
        }
 }
 
-void
-draw_euler2d(ModeInfo * mi)
+ENTRYPOINT void
+draw_euler2d (ModeInfo * mi)
 {
        Display    *display = MI_DISPLAY(mi);
        Window      window = MI_WINDOW(mi);
@@ -855,8 +857,15 @@ draw_euler2d(ModeInfo * mi)
 
 }
 
-void
-release_euler2d(ModeInfo * mi)
+ENTRYPOINT void
+reshape_euler2d(ModeInfo * mi, int width, int height)
+{
+  XClearWindow (MI_DISPLAY (mi), MI_WINDOW(mi));
+  init_euler2d (mi);
+}
+
+ENTRYPOINT void
+release_euler2d (ModeInfo * mi)
 {
        if (euler2ds != NULL) {
                int         screen;
@@ -868,10 +877,12 @@ release_euler2d(ModeInfo * mi)
        }
 }
 
-void
-refresh_euler2d(ModeInfo * mi)
+ENTRYPOINT void
+refresh_euler2d (ModeInfo * mi)
 {
        MI_CLEARWINDOW(mi);
 }
 
+XSCREENSAVER_MODULE ("Euler2D", euler2d)
+
 #endif /* MODE_euler2d */