https://github.com/mrdoob/three.js/wiki/Migration-Guide#r161--r162 https://github.com/mrdoob/three.js/milestone/75?closed=1

• Global
  • Remove deprecated code. #27656 (@Mugen87)
• BufferGeometry
  • Remove outdated advice from error message. #27824 (@Mugen87)
  • Use dedicated BufferAttribute API in computeTangents(). #27825 (@Mugen87)
• EllipseCurve
  • Use ES6 default parameters in getPoint(). #27677 (@linbingquan)
• Float64BufferAttribute
  • Remove class. #27807 (@Mugen87)
• InstancedMesh
  • Add support for morph targets. #27669, #27704 (@wizgrav)
• Material
  • Fix emissiveIntensity not persisting. #27769 (@connorgmeehan)
• Object3D
  • Add childadded and childremoved events. #16934, #27754 (@gkjohnson)
• PMREMGenerator
  • Clarify image size limitations. #27764 (@WestLangley)
• Quaternion
  • Correct random(). #27724 (@WestLangley)
• ​​Raycaster
  • Added setFromXRController(). #27801 (@mrdoob)
  • Improve readability. 71c1f51e365c2804f9017dcf6590475a9bf2cb64 (@mrdoob)
• RenderTarget
  • Add count option for MRT. Deprecate WebGLMultipleRenderTargets. #26427 (@CodyJasonBennett)
• ShaderChunk
  • Clean up. #27671 (@CodyJasonBennett)
• SpotLightHelper
  • Fix offset when adjusting the scene / parent position. #27487 (@gkjohnson)
• Vector3
  • Correct randomDirection(). #27725 (@WestLangley)
• WebGLRenderer
  • Remove unnecessary __hasExternalTextures check. #27684 (@susiwen8)
  • Change scissor, viewport functions to use round() instead of floor(). #27703 (@gkjohnson)
  • Add support for Khronos Neutral Tone Mapping. #27668, #27717 (@elalish, @Mugen87)
  • Fixed compressed partial update on texture3D. #27771 (@RenaudRohlinger)
  • Add support for rotating env maps. #27758, #27785, #27787 (@Mugen87, @WestLangley)
• WebGLState
  • Check WEBGL_draw_buffers extension before calling drawBuffersWEBGL(). #27693 (@susiwen8)
• WebGLTextures
  • Ensure RGIntegerFormat is supported in getInternalFormat(). #27688 (@Aloalo)
  • More flexible image dimensions computation. #27810 (@Mugen87)

Documentation

• Improve GLTFLoader page. #27676, #27678 (@aardvarkk, @Mugen87)
• Improve GridHelper page. #27817, #27830 (@trusktr, @Mugen87)
• Improve Matrix Transformations guide. #27714 (@jo-chemla)
• Improve MeshPhysicalMaterial page. #27740 (@Mugen87)
• Improve Object3D page. #27755 (@Mugen87)
• Improve Chinese translations. #27657, #27813 (@puxiao)
• Better explain bounding volumes. #27744 (@Mugen87, @WestLangley)

Manual

• Improve Chinese translation. #27675, #27685 (@nmsn)

Examples

• Clean up. #27711, #27795 (@Mugen87, @Methuselah96)
• Remove unnecessary clear() in webgl_camera example. #27665 (@WestLangley)
• Update tween.js. #27670 (@Methuselah96)
• Fix spot light distance in webgl_lights_spotlight example. #27721 (@Mugen87)
• Update import map dependency versions. #27800 (@gkjohnson)
• Add eye rotation to webgl_morphtargets_webcam example. #27781 (@vis-prime)
• Add webxr_xr_controls_transform example. #27845 (@mrdoob)

• 3DMLoader

  • Updating rhino3dm to 8.4.0. #27833 (@fraguada)

• BlendModeNode

  • Add layout and fix if used with textures. #27738 (@sunag)

• CondNode

  • Fix duplicate conditional. #27828 (@sunag)

• DragControls

  • Add rotate mode. #27689 (@lewibs)
  • Add support for multiple groups. #27791, #27822 (@narenjoriona, @Mugen87)

• GLTFExporter

  • Better error handling when using invalid image data. #27700 (@Mugen87)

• InteractiveGroup

  • Refactor API. 791ed5afd5172f2566d915772d7686a34d7172e5 (@mrdoob)

• MorphNode

  • Fix loop performance #27707 (@sunag)

• Node

  • Add increaseUsage(). #27672 (@sunag)
  • Fix tangentView and move TBNViewMatrix to AccessorsUtils. #27696 (@sunag)
  • Remove ArrayUniformNode. #27705 (@sunag)

• OrbitControls

  • Add missing epsilon to change check. #27620 (@jteppinette)
  • Handle duplicated pointerId. #27748 (@sciecode)
  • Ensure interceptControlDown() listener is removed in dispose(). #27778 (@IvanLi-CN)
  • Fix zoom-changed detection. #27834 (@sciecode)

• ProgressiveLightMap

  • Fix uv regression. #27692 (@Mugen87)

• SkeletonUtils

  • Fix retargetClip() duration and last frame handling. #27653 (@AlaricBaraou)

• StorageArrayElementNode

  • Add new class. #27673 (@sunag)

• StorageInstancedBufferAttribute

  • Clean up. #27736 (@sunag)

• TSL

  • Add uniforms syntax. #27706 (@sunag)
  • return, Continue, Break - Part 1. #27726 (@sunag)
  • Add parallaxUV syntax. #27739 (@sunag)
  • Support for split assignment. #27796, #27797 (@sunag)
  • Fix duplicate assignments. #27798 (@sunag)
  • Add all, any and equals syntax. #27821 (@sunag)
  • Fix tslFn generate in isolated cache. #27844 (@sunag)

• VOXLoader

  • Improve version error message. #27812 (@Mugen87)

• VRMLLoader

  • Fix transparency settings for lines and points. #27841 (@Mugen87)

• WebGPURenderer

  • Support reading external elements in the WebGL Backend. #27661 (@RenaudRohlinger)
  • Fix vec2 and vec3 for storageObject in StorageBufferNode. #27697 (@RenaudRohlinger)
  • Fix attribute data getting reset when using vec3 in WebGPU. #27708 (@RenaudRohlinger)
  • Support clipping. #27691 (@aardgoose)
  • Add support for non-instanced meshes to StorageBuffer. #27712 (@RenaudRohlinger)
  • Fix isStorageInstancedBufferAttribute usage. #27737 (@sunag)
  • Fix update attribute in WebGL Backend. #27751 (@RenaudRohlinger)
  • Better skinning performance. #27753 (@sunag)
  • Fix flipY Data*Texture. #27815 (@sunag)
  • getTextureLevel() of background should multiply maxMipLevel. #27820 (@susiwen8)
  • Fix call clear() before rendering. #27835 (@sunag)
  • Define setAnimationLoop() as default in examples. #27839 (@sunag)
  • Added sync render()/clear(). #27840 (@sunag)

• WebXR

  • Don't request hand-tracking feature by default. #27699, #27715 (@Mugen87)

• WGLSLNodeBuilder

  • Fix equals(). #27826 (@sunag)

• XRControllerModelFactory

  • Add setPath().#27816 (@ferminLR)

Node Editor

• Fix Car WebGL example. #27757 (@abc013)
• Add more hotkeys. #27762 (@abc013)

Editor

• Clean up. ec25730053a0cccad977acfd0307e50d969d4250, f9339507c5443d8e3257998ae02ebaf33dafc04f, 7847e6b476eab86c3f149acd4dadbc5d78ff7d04 (@mrdoob)
• Fully migrate EditorControls to Pointer Events. #27745, #27749 (@Mugen87)
• Remove VR code from App.js. #27772 (@mrdoob)
• Use WebXR's offerSession(). when available. #27773 (@mrdoob)
• Unify app Config/Play/Publish into a single panel in SideBar. #27775 (@mrdoob)
• Render video in a popup. #27776 (@mrdoob)
• signals.transformModeChanged calls render() now. #27777 (@linbingquan)
• Update realistic viewport packages. #27780 (@gkjohnson)
• Add background rotation support. #27790 (@mrdoob)
• Improve XR mode. #27802, 0bf3908b73b2cf73d7361cce17cfc8b816cb2a00, 6b50ba4a4559277ed8da98baec7c56c35180a752 (@mrdoob)
• Add cache to UITexture. 74d7dc8a5fb92e40758ec6b8fd08502c5ca019b3 (@mrdoob)
• Move menubar/edit/clear_history to sidebar/history/clear. 8a321b5194e5b793c477b4a933819b2cfa241380 (@mrdoob)
• Move export Geometry/Object/Scene to Sidebar. 109c87fbefa8c1ab391d1d7c53abf5b983ab9944 (@mrdoob)
• Increase sidebar panel width from 300px to 350px. ba3e2fc146f9cfd002aa856d4eb5f6e0ea97636e (@mrdoob)
• Improve video render UX on mobile. 2315ae8cbf45b22ec956b976e1ef91baf7dc6784 (@mrdoob)
• Improve UINumber and UIInteger behavior. f9a97ef7814a67bf84048cfc42a78c21a77281ed (@mrdoob)
• Add menubar workaround for VisionOS. 88f5aaaf321db4ed9f1e1c5a3be2cf1c4e9e6ca8 (@mrdoob)
• Improve Viewport.Info. 4654223c3ebe6e21b9c14986d5dddb6accc14ca7 (@mrdoob)