BatchedMesh: Add support for per-object opaque and transparent sorting #27168
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# Conflicts: # examples/jsm/objects/BatchedMesh.js
gkjohnson
commented
Nov 10, 2023
📦 Bundle sizeFull ESM build, minified and gzipped.
🌳 Bundle size after tree-shakingMinimal build including a renderer, camera, empty scene, and dependencies.
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@Mugen87 Are there any issues with this PR? I'd like to get it merged and make a PR moving the file into core before the next release if possible. The diff may be easier to look at with no whitespace changes: https://github.com/mrdoob/three.js/pull/27168/files?w=1 |
We should probably add increase the maximum number of objects...
On a M1 Pro the Naive approach runs at 60FPS too 😅 |
AdaRoseCannon
pushed a commit
to AdaRoseCannon/three.js
that referenced
this pull request
Jan 15, 2024
mrdoob#27168) * Add support for sorting objects to BatchedMesh * Add transparency to the demo * Class rename * Comments, removed variables, fixed condition * Add copy and toJSON support for object sorting
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Related issue: #22376, #27111
Description
Adds
BatchedMesh.sortObjectswhich enables sorting every individual batched object from front to back or back to front depending on whether the material is transparent. This helps address GPU overdraw performance issues, as well - similar to WebGLRenderer's sort. Updated demo with new flags here.Here's a before and after enabling sorting for a 0.9 opacity material:
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