v4.10.0-beta.1

Welcome to the first beta for Blockbench 4.10!

To test this beta, download the required installation files from below, or enable the setting "Update to Pre-releases" inside Blockbench. Enabling this setting will tell Blockbench to always update to the latest pre-release, allowing you to test the latest features.
Please note that pre-release versions in general may be unstable and have more issues than release versions.

To test the web app, visit https://blockbench-dev.netlify.app/

Please report issues you find in the beta, make sure to specify the correct version.

Mesh editing

• Added knife tool (#1945)
• Added automatically suggested mesh editing fixes
  • Fix for concave quads
  • Fix for vertices moved into other vertices
• Added "Cuboid with edges" mesh primitive generator
• Added mesh solidify tool
• Cursor highlight when selecting mesh edges or vertices
• Improved selecting edges and vertices

Flipbook editor

This update adds the new Flipbook Editor!

• Setup flipbook-animated texture strips without manually resizing textures
• Add, copy, remove, and rearrange flipbook texture frames in an easy-to-use menu
• Auto-generate the implementation code for supported Minecraft formats

Transform spaces

Transform spaces received an update to make them more consistent across different modes and different element types

• Renamed "Bone" space to "Parent"
• The default transform space is now "Parent"
• Added local space move support for bones in edit and animation mode (#2205)
• Added local space support for the pivot tool (#774)

Image Editor

• Added setting for image editor pixel grid size
• "Add Image" option when dropping png file into image editor

Animation

• Added option to automatically optimize animations
• Added "Change Animation Speed" option
• Blockbench now asks to copy keyframes when duplicating a bone (#1564)
• Holding shift now locks bezier handler axis
• Hold ctrl to snap bezier handles (#1757)
• Bezier handles now automatically adjust when changing animation speed
• Added animation controller playback speed option (#1863)
• Wrap around catmull rom keyframes in loop (#1965)
• Improve animation looping preview smoothness
• Inverse Kinematics now works with null object in outliner root
• Changed timeline marker icon
• Automatically exit graph editor when opening effect animator

Minecraft modeling features

• Added Fabric (yarn) modded entity option
• Added Yarn Mapping Export Template for Keyframe Animations (thanks @SirJain0)
• Added entity class name field for modded entity
• Added back child ModelPart references in 1.17 Modded Entity (#1892)
• Added per-bone textures in OptiFine Entity format (#857)

UV Mapping

• Implement per element selection system in UV editor (Fixes #2167)
• Added Multi Texture Occupancy option for per-face UV (#526)

Plugins

• Added plugin changelog tab!
• Added plugin deprecation warning with notes to display the deprecation reason
• Added plugin "contributes" data to suggest plugins for unknown formats

OBJ importer improvements

• Added MTL support
• Added import scale option

UI improvements

• Added a redesigned header bar in the mobile version
• Added resizable dialogs (#1665)
• Made sidebar panel height adjustable
• Action Control: list recently used actions on top
• Added project tab context menu
• Updated "Select External Image Editor" dialog
• Changed "Update downloaded" icon

Other changes

• Added video support in reference images (#1482)
• Cleaned up inconsistencies with file names (#2164)
  • .bbmodel file name is now always synced with project name
  • The file name field is no longer editable if the file is already saved
• Calculate snap UV to pixels in texture space
• Include texture folder in invalid texture path error message
• Switch auto-backup to indexedDB to allow for larger backups in web app
• Update GIF Recorder to allow plugins to add their own formats, thanks @ewanhowell5195!
• Added pixel grid in edit mode (#1189)
• Added tool and gizmo for stretching cubes in enabled formats, thanks @AaronWoodward
• Adapt box UV origin when resizing on X axis (#1819)
• Made ground plane one-sided, added setting to change it back
• Avoid showing existing textures in texture auto import list
• Default to selected texture in Generate Palette
• When grouping elements, the group now auto-adapts the name of the elements (#1985)
• Added option to duplicate project
• Allow ctrl based keybindings to be used while editing text inputs

Technical changes

• Added dialog keyboard_actions system
• Added "force_step" field in dialogs to force value rounding to step
• Added class to identify menu bar menus in themes
• Added class to identify bar-select menus
• Added class option for creating menus
• URL parameters to load model through link (#2179)
• Added a way to access native dom Animation class (NativeGlobals.Animation)
• Improved plugin uninstall error message
• Updated Electron
• Updated to the latest version of Fontawesome

Fixes

• Fixed reference image reload bug
• Fixed scrollbar color on recent web browsers
• Fixed #2215 Transform > Scale is rounded to 2 decimal places
• Fixed #2202 can use undo/redo while scaling model
• Fixed pasting mesh faces not applying texture
• Increase orthographic camera distance to reduce issues with clicking gizmos
• Fixed #2231 Amend checkboxes are always checked initially
• Fixed #2237 Rotated cube UVs do not correctly convert to mesh
• Fixed timeline playhead line clipping
• Fixed pose in armature gltf export (#2224)
• Fixed texture not updating when loading as emissive from bedrock entity
• Fixed plugins getting uninstalled on offline web app
• Fixed #1988 glTF armature export does not support multi texture
• Fixed #2201 can't export skinned glTF model with locator or null
• Fixed #2223 Bat Skin Template errors when trying to convert to a different format
• Fixed upper body rotation in wolf skin preset
• Fixed an issue with the format of relative paths in bbmodel files
• Fixed mirror modeling counting meshes with minimal X origin offset as off-center
• Fixed #1964 by auto-clearing Linux GPU cache files after updating
• Fixed #2273 disabled plugins still try to reload when reloading all
• Fixed #2272 plugin background icon can overflow
• Fixed several inconsistencies related to styling and custom themes
• Fixed selecting keyframes from validator not automatically switching to animation mode
• Pasting an empty group into the outliner does not select it