Shield actor

The Shield actor is a CineCamera based actor.

This actor takes care about the different render passes, includes lens distortion, processed shadow / reflection catcher and can be driven over Live Link.

!Supported is one single Shield actor per level.

!All parameters are also available as Blueprint within Unreal.

Add a Shield actor

Within the “Place Actor” windows, select the category Shield and drag the Shield Actor in the level.

Shield actor properties

Transform

Parameter	Description	Change in play	SP control
Location	X positive = forwards / X negative = backwards Y positive = right / Y negative = left Z positive = up / Z negative = down values in cm
Rotation	X positive = anti clockwise roll / X negative = clockwise roll Y positive = up tilt (pitch) / Y negative = down tilt (pitch) Z positive = right pan (yaw) / Z negative = left pan (yaw) values in degrees

Camera

Parameter	Description	Change in play	SP control
Jump Into View on Begin Play	If checked, the viewport is automatically locked to this camera view, if editor is on play.
Current Focal Length	the camera focal length in mm
Current Aperture	the camera aperture as “f-number”
Focus distance	the focus distance in cm
Current Horizontal FOV	the curent FoV on degrees read only

Camera – Lens Distortion

Parameter	Description	Change in play	SP control
K1-K3	radial distortion values
Center Shift	lens shift value
Overscan	overscan factor to avoid missed rendered gaps caused by the distortion

Camera – Camera Settings

Parameter	Description	Change in play	SP control
Sensor Width	the width of the camera sensor in mm
Sensor Height	the height of the camera sensor in mm
Smooth Focus Change	enable this to use interpolation to smooth out changes in focus distance. When disabled, the focus changes will be instantaneous.
Draw Focus Plane	enable to draw a translucent plane at the current focus depth. This enables a visual way to track where the focus is for the shot.
Diaphragm Blade Count	the number of blades that make up the diaphragm mechanism.

Reflection & Shadow Catcher

ShadowCatcherSettings

Parameter	Description	Change in play	SP control
Enable	enable/disable the Shadow Catcher
Alpha multiplier	the intensity of the catcher within the render passes

*Learn more about the Shadow Catcher here.

ReflectionCatcherSettings

Parameter	Description	Change in play	SP control
Enable	enable/disable the Shadow Catcher
Alpha multiplier	the intensity of the catcher within the render passes

*Learn more about the Reflection Catcher here.

Split Scene Options

Parameter	Description	Change in play	SP control
Clip method	Foreground List Full Object Culling Full Object Culling (Volume Based) Clip Plane

!“Full Object Culling” and “Clip Plane” need a plane object to work.
“Full Object Culling (Volume Based)” needs a mesh object to work.

*For more information click here.

Post Process Volume

Parameter	Description	Change in play	SP control
Post Process Volume	All post process settings known from a normal Cine Camera Actor.

Objects Lists

These lists define the objects for the different tasks/passes.

*Can be changed during play with blueprints.

Live Link Controller

Live Link Subject

Parameter	Description	Change in play	SP control
Subject Representation	This is the Live Link driver for the Shield actor

Live Link World Transform

!The option “World Transform” should be checked, if the Location and Rotation values should always be the same like within Stage Precision.
If this option is not checked, it´s possible to manipulate the global Location and Rotation values by attaching the Shield actor under a parent object with differend values.