RealFluid 1.0 (Patreon)

1. According to the feedback, the parameter of particle emission quantity is added to the emission code.

 "1,1,100;0.5,0.3,200;0.4,0.4,150"  --------------- Duration, interval,Count

2. Fix the problem that the emission direction is not aligned with the Z axis of the atom.

3. Added some necessary error tips.