Merge branch 'master' of http://172.16.1.52:8090/r/GemBattle into master

liuzhiwei

2020-12-08 48da25609d13d5d727859eaf941217b224381e5c

 Assets/Scripts/ActionGameFramework/Projectiles/BallisticProjectile.cs

@@ -167,6 +167,8 @@
            ParticleSystem ps = GetComponent<ParticleSystem>();
            if (ps == null)
                ps = transform.GetChild(0).GetComponent<ParticleSystem>();
            if (ps == null)
                ps = transform.GetChild(0).GetChild(0).GetComponent<ParticleSystem>();
            ps?.Play();

            if (fired != null)