Written by Mark Pilborough-Skinner, Virtual Production Supervisor
One of the most important things in selling a ICVFX shot is that it provides the ability to blend your physical foreground with the digital background. This can be achieved by either not showing the floor, occluding the bottom of the LED wall with physical props, or by blending your floor into the digital content. A tool in UE4 that is perfectly suited for this is, Colour Correct Regions.
This tool behaves like local post-process volumes, limited to the colour-grading toolset, that can be placed in 3D space.
Below is a step-by-step guide on how to achieve this: