-#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" \
+
+# define reshape_euler2d 0
+# define euler2d_handle_event 0
+# define SMOOTH_COLORS
+# include "xlockmore.h" /* in xscreensaver distribution */