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gods-eye-view/docs
Mazeyar Moeini FeizabadiandClaude Fable 5.2 e3f28a391f perf(weather): apply the infrared cloud key in the shell's shader
On the 3D Tiles host each Satellite clouds image (4096x2048 for the
regional product and for every detail window) was drawn to a canvas, read
back, given its transparency curve on the page and written back. The
lookup table halved that pass; this removes it. The shell's material now
samples the image as it was decoded and applies the same curve (brightest
channel, 2.2 power, smoothstep 0.40-0.70) in its fragment shader, scaled
by a strength uniform.

The shell's image cache no longer keys on the infrared mode, so changing
the filter strength sets one uniform: no fetch, no decode and no second
33 MB canvas per mode. Globe hosts keep the per-pixel transfer for their
draped imagery.

Co-Authored-By: Claude Fable 5.2 <[email protected]>
2026-11-13 17:05:56 +01:00
..
2026-10-29 11:20:49 +00:00