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From http://www.jwz.org/xscreensaver/xscreensaver-5.39.tar.gz
[xscreensaver]
/
hacks
/
anemotaxis.c
diff --git
a/hacks/anemotaxis.c
b/hacks/anemotaxis.c
index 1f3a859d84de052d4f33ba0f78a911665e177625..9f240e8f9d13434d7361fca57c656e34a3b77818 100644
(file)
--- a/
hacks/anemotaxis.c
+++ b/
hacks/anemotaxis.c
@@
-379,7
+379,8
@@
anemotaxis_init (Display *disp, Window win)
st->ncolors = get_integer_resource (st->dpy, "colors", "Colors");
st->ncolors++;
st->colors = (XColor *) malloc(sizeof(*st->colors) * (st->ncolors+1));
st->ncolors = get_integer_resource (st->dpy, "colors", "Colors");
st->ncolors++;
st->colors = (XColor *) malloc(sizeof(*st->colors) * (st->ncolors+1));
- make_random_colormap (st->dpy, wa.visual, wa.colormap, st->colors, &st->ncolors,
+ make_random_colormap (wa.screen, wa.visual, wa.colormap,
+ st->colors, &st->ncolors,
True, True, 0, True);
st->delay = get_integer_resource(st->dpy, "delay", "Integer");
True, True, 0, True);
st->delay = get_integer_resource(st->dpy, "delay", "Integer");
@@
-402,7
+403,7
@@
anemotaxis_init (Display *disp, Window win)
st->dbuf = True;
st->dbuf = True;
-# ifdef HAVE_
COCOA
/* Don't second-guess Quartz's double-buffering */
+# ifdef HAVE_
JWXYZ
/* Don't second-guess Quartz's double-buffering */
st->dbuf = False;
# endif
st->dbuf = False;
# endif
@@
-510,13
+511,15
@@
static void draw_image(struct state *st, Drawable curr_window)
for(j = 0; j < st->source[i]->n; j++) {
for(j = 0; j < st->source[i]->n; j++) {
+ int size = (st->scrWidth > 2560 ? 8 : 4); /* Retina displays */
+
if(st->source[i]->yv[j].v == 2)
continue;
/* Move the particles slightly off lattice */
x = X(st->source[i]->r.x + 1 + j) + RND(st->dx);
y = Y(st->source[i]->r.y + st->source[i]->yv[j].y) + RND(st->dy);
if(st->source[i]->yv[j].v == 2)
continue;
/* Move the particles slightly off lattice */
x = X(st->source[i]->r.x + 1 + j) + RND(st->dx);
y = Y(st->source[i]->r.y + st->source[i]->yv[j].y) + RND(st->dy);
- XFillArc(st->dpy, curr_window, st->gcDraw, x -
2, y - 2, 4, 4
, 0, 360 * 64);
+ XFillArc(st->dpy, curr_window, st->gcDraw, x -
size/2, y - size/2, size, size
, 0, 360 * 64);
}
}
}
}