Added support for Unreal 4.21.

Fixed bug where the infinite reference plane would draw incorrectly immediately after switching between Ghost Other Objects and Hide Other Objects.

Fixed bug where the infinite reference plane would draw incorrectly immediately after switching between Ghost Other Objects and Hide Other Objects.

Fixed bug where the infinite reference plane would draw incorrectly immediately after switching between Ghost Other Objects and Hide Other Objects.

Fixed bug where the infinite reference plane would draw incorrectly immediately after switching between Ghost Other Objects and Hide Other Objects.

Added a chooser button for CHOP channels in Pose Space Deform "Add Driver" window and in parameter window of an Extract Pose Drivers node.

Added a chooser button for CHOP channels in Pose Space Deform "Add Driver" window and in parameter window of an Extract Pose Drivers node.

Added a chooser button for CHOP channels in Pose Space Deform "Add Driver" window and in parameter window of an Extract Pose Drivers node.

Added a chooser button for CHOP channels in Pose Space Deform "Add Driver" window and in parameter window of an Extract Pose Drivers node.

Fix crashes under certain conditions when closing/minimizing the Scene View pane and then re-opening it.

Fix crashes under certain conditions when closing/minimizing the Scene View pane and then re-opening it.

Fix crashes under certain conditions when closing/minimizing the Scene View pane and then re-opening it.

Fix crashes under certain conditions when closing/minimizing the Scene View pane and then re-opening it.

• Fixed possible crashes caused by garbage collected pointers.
• Fixed crashes when trying to create meshes from invalid geometry.

Invalid parts will now be skipped.

• Fixed possible crashes caused by inputs still considered as world

input (and still ticking) even after their type was changed to something else.

• Fixed possible crashes when using instance inputs / instances.
• It is now possible to specify custom instance inputs name via the

unreal_generated_mesh_name attribute (like with Static Meshes).

• Fixed Landscape layers sometimes not being saved properly.

• Fixed possible crashes caused by garbage collected pointers.
• Fixed crashes when trying to create meshes from invalid geometry.

Invalid parts will now be skipped.

• Fixed possible crashes caused by inputs still considered as world

input (and still ticking) even after their type was changed to something else.

• Fixed possible crashes when using instance inputs / instances.
• It is now possible to specify custom instance inputs name via the

unreal_generated_mesh_name attribute (like with Static Meshes).

• Fixed Landscape layers sometimes not being saved properly.

• Fixed possible crashes caused by garbage collected pointers.
• Fixed crashes when trying to create meshes from invalid geometry.

Invalid parts will now be skipped.

• Fixed possible crashes caused by inputs still considered as world

input (and still ticking) even after their type was changed to something else.

• Fixed possible crashes when using instance inputs / instances.
• It is now possible to specify custom instance inputs name via the

unreal_generated_mesh_name attribute (like with Static Meshes).

• Fixed Landscape layers sometimes not being saved properly.

• Fixed possible crashes caused by garbage collected pointers.
• Fixed crashes when trying to create meshes from invalid geometry.

Invalid parts will now be skipped.

• Fixed possible crashes caused by inputs still considered as world

input (and still ticking) even after their type was changed to something else.

• Fixed possible crashes when using instance inputs / instances.
• It is now possible to specify custom instance inputs name via the

unreal_generated_mesh_name attribute (like with Static Meshes).

• Fixed Landscape layers sometimes not being saved properly.

Fixed a number of issues with the Autorigs, including UI fixes, removed the channel reference in bone rotation order, added FK clavicle controls changed orientation of quadruped spine controls, forearm twist now driven by both FK and IK controls.

Fixed a number of issues with the Autorigs, including UI fixes, removed the channel reference in bone rotation order, added FK clavicle controls changed orientation of quadruped spine controls, forearm twist now driven by both FK and IK controls.

Fixed a number of issues with the Autorigs, including UI fixes, removed the channel reference in bone rotation order, added FK clavicle controls changed orientation of quadruped spine controls, forearm twist now driven by both FK and IK controls.

Fixed a number of issues with the Autorigs, including UI fixes, removed the channel reference in bone rotation order, added FK clavicle controls changed orientation of quadruped spine controls, forearm twist now driven by both FK and IK controls.

Added a dropdown in the Pose Space Deform window to quickly switch between existing PSD's on the same character.

Added a dropdown in the Pose Space Deform window to quickly switch between existing PSD's on the same character.

Added a dropdown in the Pose Space Deform window to quickly switch between existing PSD's on the same character.

Added a dropdown in the Pose Space Deform window to quickly switch between existing PSD's on the same character.