MuTracer 0.1.5 path-traces a small Houdini plant in WebGPU, with limits

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A developer tested MuTracer 0.1.5 on a small Houdini plant and got a usable WebGPU path-traced still image in which vertex colors and instance tints survived. Two double-sided alpha-masked cards kept their cutout silhouettes, while a WebGL attempt lost its context and produced no completed image. The tests ran on a single Windows system with an NVIDIA RTX 5070 Ti, Three.js 0.186.1 and Chromium 155, at 640 × 480 with 64 samples per pixel. Convergence took a median of about 118 ms across three warm runs, though the author notes this does not predict a first-time user's shader compile, which took about 10 seconds in an earlier pilot. The author cautions that the animated production scene was not converted, since its custom wind code was untested and its geometry was frozen.

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