for (i = 0; i < 100; i += 1)
{
    pollenalpha[i] = 0;
    pollenx[i] = random(room_width);
    polleny[i] = random(room_height);
    pollensize[i] = random(3) + 1;
    pollenhspeed[i] = random(2) - 1;
    pollenvspeed[i] = random(2) - 1;
}