Module backend 

Structs

BackendCapabilities

CpuBackend

rustfft-based CPU backend with plans cached for low- and high-resolution grids.

Enums

FftDirection

MemoryLocation

Traits

Backend

Minimal backend boundary. Buffers stay owned by reconstruction state.

ComplexBuffer

RealBuffer

ResidentBackend

Optional typed-buffer operations for backends that can keep reconstruction state resident in their preferred memory domain.