WGSLNodeBuilder: Introduce generateStorageTextureLoad

[sunag]

Fixed #33022, #32734

Description

Introduce generateStorageTextureLoad, which should be designed to retrieve data with the storageTexture() node, while maintaining the functionality of the other nodes such as textureLoad().

[github-actions]

📦 Bundle size

Full ESM build, minified and gzipped.

	Before	After	Diff
WebGL	359.15 85.24	359.15 85.24	+0 B +0 B
WebGPU	623.4 173.43	623.54 173.46	+142 B +38 B
WebGPU Nodes	621.98 173.18	622.13 173.21	+142 B +38 B

🌳 Bundle size after tree-shaking

Minimal build including a renderer, camera, empty scene, and dependencies.

	Before	After	Diff
WebGL	490.87 119.65	490.87 119.65	+0 B +0 B
WebGPU	696.99 188.44	697.02 188.44	+39 B -5 B
WebGPU Nodes	646.19 175.83	646.23 175.82	+39 B -3 B

[mrdoob]

Should I include this one in today's patch release too?

[sunag]

Yess, this and #33019, #33023

Maybe include all the PRs up to this point?

[mrdoob]

Done!