GodRaysProjector
GodRaysProjector is a 3D alternative to the generally 2D Godrays node. By connecting a renderCamera, projectionCamera and an image to project. Thanks to the wonders of BlinkScript it also has a wicked-fast GPU preview!
You can download the GodRaysProjector gizmo with Deep support, 3D Noise and 4 Point Approximation. here
Additional Feature: Deep Support
Additional Features : 4 Point Approximation & 3D Noise
Demo script can be downloaded here