feat(libslic3r): multi-nozzle slicing engine for H2C/A2L

Port BambuStudio's dual-nozzle slicing core: H2C-era config keys, filament-to-nozzle grouping with per-layer dynamic regrouping, filament/nozzle/hotend gcode placeholder vocabulary, multi-nozzle wipe tower pre-heat/pre-cool, the two-pass pre-cooling injector, and corexy farthest-point timelapse.
This commit is contained in:
SoftFever
2026-07-09 00:06:26 +08:00
parent 781ecdc2c1
commit 237ef41b06
36 changed files with 7622 additions and 708 deletions

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