Download Crouch Idle anim
Retarget the anim from ue4 to ue5 manneqin
Or simply retarget the ue4 blendspace crouch walk anim
Create new input in project setting:
Open 3rd person BP,
Character movement, tick Can Crouch
half height from 40 to 65cm
Event graph
To set camera snap down more smoothly when character crouch down:
Select CameraBoom component:
tick Enable Camera Lag
Create BlendSpace 1D, choose UE5 mannequin:
Open ABP Manny - >anim graph → Locomotion → Walk/Run (state) node
R click on active value, promote to variable: isCrouching
To event graph, add a pin 3 on sequence:
If the character can crouch now but don’t blend with other default anim, change as below:
Also in Idle node in locomotion: