UE4 animation redirection

UE4 in , Use animation redirection , Modify the imported humanoid bones , And apply the existing animation in the engine .

One . Available animation models

UE4 By default there is a basic set of humanoid bones （ Same as Unity）, commonly UE4 Mall animation uses Humanoid Rig.

If the mall is being introduced , There is “Rigged to Epic skeleton Yes”, You can use Epic Animation resources provided .

 

Two . Specific operation

1. Open panel

windows - Retarget Manager panel - Choose to use Rig manipulation .

2. Compare using animated bone modifications

Open the original animated bones , Compare with the imported new model bones .

If the bones of the original animation are selected Rig yes Humanoid, The skeleton of the new model is also Humanoid.

3. Turn on the bone display

Display bones in the interface

4. Adjust the new model bones to the same pose as the animation bones

View two bone models , Based on the original animation model bones , Adjust the position of the new model bones 、 angle 、 The zoom , Find the difference .

Select the different bones , stay Detail The palette , Modify the original animation model .

Modified to complete . As shown in the figure below .

5. Apply the modified bone

stay Retarget Manager Lower right corner of panel , Click on Modify Pose, Choose Use CurrentPose.

At the same time to modify Preview Model , And save .

6. Create a retargeted backward animation

Find the original model animation file , Right click after selection - Retarget Anim Assets -- Duplicate Anim Assets and Retarget

Be careful ： This method can be used in animation files 、 Animation blending 、 Animation montage and other resources , Right click to select .

In the panel that appears , Select redirect bones , Check whether the pose of the two models is the same in the right interface .

Add pre suffixes as needed 、 Modify the saved path . Click on Retarget To complete the operation .

7. Adjust again

Locate the retargeted backward animation resource in the save path , If the action does not match the target , You need to enter the bone panel of the new model , Adjust again .

stay SkeletonTree in , Click on Option - Show Retargeting Options , Turn on redirection options .

Select the base for the bone motion . In this example, the animation is all set to Based on bones  

After modification , Repeat step... Again 6 Step by step . See if the animation is correct . Complete animation redirection .