I using Unity2D.I need my particleSystem follow the ammo’s moving direction.I can rotate in x axis,but can’t rotate in z axis.When I change z axis it look like don’t change anything.
Thanks for seeing my problem.
Thanks for seeing my problem.
particleSystem can be 3d object, you can switch to 3d mode in editor, so you can can see better wich axe you should rotate.
It’s werid. Whent I try to rotation y/z axis in spector, it nothing change and rotation in scene windows ,it work but angle change in x,y and z together last time. But today i try to change y axis in inspect,it success to rotate particle system.
I have no ideal why last day didn’t work 
But now it work fine . Thanks.