weatherLayer.shaderModule
One realistic weathering layer: where it gathers (the material's weighted masks or one mask the instance chose) and what it lays there, one pattern per compile-time feature (PAT_STAIN, PAT_DUST, PAT_WET, PAT_PUDDLE, PAT_TIDE, PAT_STREAK, PAT_BLOOM, PAT_MOSS, PAT_LICHEN, PAT_CRACK…
weatherLayer
One realistic weathering layer: where it gathers (the material's weighted masks or one mask the instance chose) and what it lays there, one pattern per compile-time feature (PAT_STAIN, PAT_DUST, PAT_WET, PAT_PUDDLE, PAT_TIDE, PAT_STREAK, PAT_BLOOM, PAT_MOSS, PAT_LICHEN, PAT_CRACK, PAT_CHIP, PAT_SCRATCH, PAT_SNOW, PAT_FROST, PAT_SAND, PAT_OIL), and wt_overlay, the whole layer for one fragment. Included by weatherOverlay (the shell) and weatherSwatch (the library swatch).
Scoped to this part · feeds back into the world's score.