<?xml version="1.0"?> <!-- For sky particles, the size of the box is ignored --> <particles emitter="sphere" radius="0.1"> <spreading angle="5" /> <velocity x="-0.000" y="0.002" z="-0.000" /> <material file="smoke.png" clampu="Y" clampv="Y" /> <!-- Amount of particles emitted per second --> <rate min="5" max="10" /> <!-- Minimal and maximal lifetime of a particle, in milliseconds. --> <lifetime min="100" max="300" /> <!-- Size of the particles --> <size min="0.2" max="0.5" x-increase-factor="1.6" y-increase-factor="1.6" /> <color min="40 40 255" max="255 255 255" /> </particles>