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From http://www.jwz.org/xscreensaver/xscreensaver-5.18.tar.gz
[xscreensaver]
/
hacks
/
interference.c
diff --git
a/hacks/interference.c
b/hacks/interference.c
index 937b8d7a126b91e23f6163911a770cc31d1c6c6b..6060798181928ddc2482e2a95a5e8a8fa95ea2a2 100644
(file)
--- a/
hacks/interference.c
+++ b/
hacks/interference.c
@@
-383,7
+383,7
@@
static void do_inter(struct inter_context* c)
dx = i*g + g/2 - c->source[k].x;
dy = j*g + g/2 - c->source[k].y;
dist = sqrt(dx*dx + dy*dy); /* what's the performance penalty here? */
dx = i*g + g/2 - c->source[k].x;
dy = j*g + g/2 - c->source[k].y;
dist = sqrt(dx*dx + dy*dy); /* what's the performance penalty here? */
- result += (dist > c->radius ? 0 : c->wave_height[dist]);
+ result += (dist >
=
c->radius ? 0 : c->wave_height[dist]);
}
result %= c->colors;
}
result %= c->colors;
@@
-457,6
+457,9
@@
static void
interference_reshape (Display *dpy, Window window, void *closure,
unsigned int w, unsigned int h)
{
interference_reshape (Display *dpy, Window window, void *closure,
unsigned int w, unsigned int h)
{
+ struct inter_context *c = (struct inter_context *) closure;
+ c->w = w;
+ c->h = h;
}
static Bool
}
static Bool