https://github.com/mrdoob/three.js/wiki/Migration-Guide#r127--r128 https://github.com/mrdoob/three.js/milestone/41?closed=1

• Global
  • More usage of ES6 features. #21546, #21622, #21623, #21624, #21625, #20016, #21628, #21635, #21643, #21646, #21648, #21662 (@linbingquan, @Mugen87, @ianpurvis, @john-keith)
  • Add build-examples script. #21584, #21587, #21588, #21591, #21677 (@marcofugaro, @gkjohnson)
  • Remove more deprecated methods to improve tree-shaking. #21649 (@marcofugaro)
  • Improve ES6 toolchain. #21650, #21657, #21678 (@marcofugaro)
  • Rename test-lint npm script to lint. #21652 (@marcofugaro)
• Color
  • Support color names using uppercase. #21687 (@puxiao)
• DataTexture2DArray/3D
  • Set unpackAlignment to 1 by default. #21633 (@mrdoob)
• Helpers
  • Add missing dispose() methods. #21577 (@acu192)
• Material
  • Fix serialization of certain envMap properties. #21701 (@jimi75)
• MathUtils
  • Refactor code to allow for tree-shaking. #21651, a7b8ed26d088bd12c9ba304eac5874dbefaa3079 (@marcofugaro, @mrdoob)
• WebGLRenderer
  • Improve docs of packing shader chunk. #21557 (@gonnavis)
  • Fix ImmediateRenderObject with vertex colors. #21602 (@Mugen87)
• WebGLTexture
  • Fix updateMultisampleRenderTarget(). #21570 (@Mugen87)
• WebXRController
  • Dispatch move event when moving. a63ff05a8c5a0663a39ddc7fa599bb27d74ce0e7, 979d8f284cffe9bbf9d618e67462b69e5e9d430d (@mrdoob)
• WebXRManager
  • Get linear/angular velocity for targetRay and grip poses if available. #21524, b82d7bd874f6aae093ee2708ddb91dd6d45a597c (@davehill00, @mrdoob)
• XRHandPrimitiveModel
  • Use InstancedMesh. #21702, 8e50d5c8365c8693065a349994692fdeb5efa97b, c1790135ceee7a57bbd33ac47f1338d7bdafa012, b3df09a0d04b06a6cd1cfe9a8ab960a20c3a00cd (@zalo, @mrdoob)

Documentation

• Improved SkinnedMesh page. #21561 (@prominentdetail)
• Improved TrackballControls page. #21703 (@mrdoob)
• Improved WebGLRenderer page. #21637 (@yomboprime)
• Added five-server to the docs. #21550 (@yandeu)

Examples

• Clean up. #21552, #21566, #21664, #21671, #21684, #21688, #21704, 96971a631669975baba0fcf77060dd9644987ed5, 1912046996da5a7085fa15db76a18bcfadb7bd9c (@Mugen87, @marcofugaro, @mrdoob)
• Convert codebase to ES6. #21563, #21583, #21585, #21586, #21589, #21592, #21593, #21597, #21596, #21598, #21599, #21600, #21601, #21604, #21605, #21611, #21610, #21612, #21614, #21616, #21618, #21619, #21621, #21620, #21629, #21632, #21630, #21645, #21644, #21653, #21658, #21660, #21680 (@Mugen87, @yomboprime, @tentone, @fraguada)
• Fix param use2DLut in webgl_postprocessing_3dlut example. #21613 (@kchapelier)
• Removed XLoader. #21617 (@Mugen87)
• Mark certain event listeners in controls as non-passive. #21642 (@puxiao, @WestLangley)
• Removed onmousewheel attribute in index.html. #21647 (@puxiao)
• Update fflate version. #21669 (@gkjohnson)
• Convert jsm files to use bare three import before npm publish. #21654 (@gkjohnson)
• Refactor Sky usage. #21681, #21575 (@Mugen87, @sirxemic)
• Fix webgl_gpgpu_birds references error. #20675 (@gonnavis)
• Bring dat.gui inside VR. #21700 (@mrdoob)
• Use RoomEnvironment in webgl_animation_keyframes example. fe12f87c15b29d75a569e66b09e74f510119c651 (@mrdoob)
• Use allow="" attribute in <iframe>. e041a2f6be2d57617c8b8a06498a3e29f1a2a47a (@mrdoob)
• Removed #webxr-hands flag message. 5ed5390e040c3856543f4a74ed8988009186e86a (@mrdoob)

• AmmoPhysics

  • Moved drawUsage logic to example. 1da44f66f1189c273cbc85d40c27523e73a65efc (@mrdoob)

• GLTFLoader

  • Fix incorrect boundingBox for normalized attributes. #21554 (@donmccurdy)
  • Add createNodeMesh() hook. #21458 (@takahirox)

• IFCLoader

  • Make WASM path configurable and update IFC library. #21683 (@agviegas)

• KTX2Loader

  • Update ktx-parse dependency, import enums. #21567 (@donmccurdy)

• NodeMaterial

  • Integrate new node material into WebGLRenderer. #21117 (@sunag)
  • Fix expected behavior of .colorNode property. #21692 (@sunag)
  • Add selective lights support for WebGPURenderer. #21322 (@sunag)
  • Fix warnings in WebGLNodeBuilder. #21705 (@sunag)

• OBB

  • Use Matrix4.setFromMatrix3(). #21562 (@Mugen87)

• SSRPass

  • Reflector use clipping plane. #21574 (@gonnavis)
  • Change surfDist and infiniteThick behavior. #21539, #21668 (@gonnavis)

• VRMLLoader

  • Upgrade chevrotain to latest version. #21694 (@Mugen87)

• WebGPURenderer

  • Update to latest WebGPU API. #21699 (@Mugen87)

Editor

• Use class syntax in ViewHelper. #21631 (@Mugen87)
• Remove the default color value of SpotLightHelper. #21675 (@1993heqiang)
• Fix equirect backgrounds. #21690 (@Mugen87)
• Use networkFirst in sw.js. 0b608ec69ab413eb17eb9b93a2e780e9ab072f53 (@mrdoob)
• Only display video renderer when SharedArrayBuffer is available. 71ffae30b3c75407d87696f726392215885dd8f9 (@mrdoob)
• Signal clean up. 0f418c7f6eaa7c062f2bd3824be64e92b0d318ac (@mrdoob)
• Save renderer changes automatically. 7c3d2f44fd34796b038b74190d64cf4fbd3574cf (@mrdoob)
• Empty project title on clear. e07eca4c0b773689cd32f9c8cef30714c3a8e550 (@mrdoob)