Graham Quince's Solvin After Effects Tutorial CC Particle World Linded to a 3D Null

Linking CC Particle World to a 3D Null in After Effects

Here’s a quick tutorial to help you make the most of AE’s built-in particle system. CC Particle World works in 3D space, but its coordinate system is different the rest of After Effects. Use the expressions below to solve that problem by adding them to the Producer settings.

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Expressions:

Position X:

x=thisComp.layer(“Null 1”).transform.position[0]-thisComp.width/2;

x/thisComp.width;

Position Y:

y=thisComp.layer(“Null 1”).transform.position[1]-thisComp.height/2;

y/thisComp.width;

Position Z:

z=thisComp.layer(“Null 1”).transform.position[2];

z/thisComp.width;

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