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embiem/UE4 Get Look Direction

Created June 24, 2016 07:24
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A function to get the look rotation by supplying it with a screen location (e.g. half the viewportSize, to use the middle of the screen). Useful for crosshairs
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UE4 Get Look Direction
bool GetLookDirection(FVector2D ScreenLocation, FVector& LookDirection) const
{
FVector CameraWorldLocation;
return DeprojectScreenPositionToWorld(
ScreenLocation.X,
ScreenLocation.Y,
CameraWorldLocation,
LookDirection
);
}
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embiem commented Jun 24, 2016

UE doc: https://docs.unrealengine.com/latest/INT/API/Runtime/Engine/GameFramework/APlayerController/DeprojectScreenPositionToWorld/index.html

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