Nullsoft AVS Preset 0.2 $   ‹  Я  x = xi / (xc - 1) * 2 - 1;
y = (yi + 0.5) / yc * 2 - 1;
linesize = h / yc + 1;

ra = sqrt(sqr(xf) + sqr(yf));
th = atan2(yf, xf) * 180 / $PI + 360;

sun0 = cos((ra * 80 + frame + th) * $PI / 20);
sun1 = cos((ra * 80 - frame - th) * $PI / 20);
star = cos((frame + ra * 160 + sin((frame - th) * $PI / 36) * 10 + 10) * $PI / 25);
red = sun0 * sun1;
green = sun0 * star;
blue = sun1 * star;

if(equal(yi % 2, 0),
exec2(assign(xi, xi + 1), if(equal(xi, xc), exec2(assign(xi, xc - 1), assign(yi, yi + 1)), exec2(assign(xv, xi), assign(yv, yi)))),
exec2(assign(xi, xi - 1), if(equal(xi, -1), exec2(assign(xi, 0), assign(yi, yi + 1)), exec2(assign(xv, xi + 1), assign(yv, yi)))));
xf = xv / xc * 2 - 1;
yf = yv / yc * 2 - 1; E   xi = 0; xv = 0; xf = 0;
yi = 0; yv = 0; yf = 0;
frame = frame + 1;     F   gr = 3;
xc = w / gr | 0;
yc = h / gr | 0;
n = xc * yc;
frame = 0;       яяя    