Module extractor 

Structs

ExtractedTileMessage

Message sent from the render world to the main world when a tile is read back from GPU.

StagingBuffers

Staging buffers for GPU → CPU readback.

TerrainExtractor

Queue of tiles to read back from the GPU, shared between main and render worlds.

TerrainExtractorPlugin

Functions

extract_dirty

Drain the main world’s extraction queue into the render world’s queue.