Unreal Engine Issues
Unreal Engine Issues
Dynamically binding 'OnComponent' functions in code doesn't trigger bound functions
UE - Gameplay - Components - Apr 25, 2016Binding a function in code to OnComponentBeginOverlap, OnComponentEndOverlap, or OnComponentHit does not trigger the bound function from code. ...
Using collapse to function on an event binding causes a crash when that function is referenced in another class
UE - Gameplay - Blueprint - Nov 28, 2016Collapsing an event binding to a function results in a function that takes in a delegate as an input. This function existing ends up causing any references to this blueprint class in another class t ...
Allow the choice to implement a BP Interface function as an event OR a function
UE - Gameplay - Blueprint Editor - Jul 22, 2020[Image Removed] This messaging is confusing because it says "Implement Function" when really it creates an event. We need to clear up the messaging here, or provide an option to create it as a fu ...
Overriding functions from a parent class then creating a child class creates two copies of the function in the child class.
UE - Gameplay - Blueprint - Jan 14, 2015When a child blueprint is created from a child of another blueprint that has overridden a function of the original parent blueprint, the child of the child will have two copies of the function. ...
RepNotify variables passed by reference to a function or macro that then change the value of the variable do not trigger the OnRep function on the Server
UE - Networking - Jul 1, 2015RepNotify variables passed by reference to a function or macro that then change the value of the variable do not trigger the OnRep function on the Server. This is inconsistent with the behavior with ...
Using "Collapse to Function" in a const blueprint (such as an anim notify) does not flag the function as const, resulting in a compile error
UE - Gameplay - Blueprint Editor - Aug 28, 2019You can manually open up the graph settings for the function and check const there, but we should either auto-set const when the function is created, or imply const for all user added functions in a ...
Overriding blueprint function first in grandchild class then in child class renames grandchild function
UE - Gameplay - Blueprint - Nov 28, 2017If you have a blueprint A with a child blueprint B, and child of the child blueprint C, overriding a function with a return parameter originally declared in blueprint A in the blueprint C, and then ...
Dragging off a pin in a Blueprint Function Library function does not give the user option to make a Local Variable
UE - Gameplay - Blueprint Editor - Jun 9, 2020When in a function in a Blueprint Function Library, dragging off a pin will not give the user the option to promote it to a local variable. You only have the option to make a global variable (which ...
Rect lights cause visual noise on the light rendered when using raytracing
UE - Graphics Features - Lumen - Nov 12, 2019Rect lights cause visual noise on the light rendered when using raytracing. It is easier to see when you get rid of all other light sources in the scene. I have attached an example project. This se ...
Stationary Spot Lights in Forward Rendering Incorrectly with PerVertex NonDirectional Translucency
UE - Graphics Features - Jun 14, 2019Stationary Spot Lights in Forward Rendering cause artifacts when lighting transluceny set to Volumetric PerVertex NonDirectional. When the camera is moved around the object, the lit vertices flicker ...