Aleph::CA::ca_checkpoint_detail::Header_Snapshot Struct Reference

Header bundle pre-computed from an engine. More...

#include <ca-checkpoint.H>

Collaboration diagram for Aleph::CA::ca_checkpoint_detail::Header_Snapshot:

Public Attributes
std::uint64_t	engine_type_hash = 0
std::uint32_t	state_type_size = 0
std::uint32_t	rank = 0
std::array< std::uint64_t, 4 >	extents {}
std::uint64_t	step_count = 0
std::uint8_t	has_rng = 0
std::uint64_t	master_seed = 0
std::uint64_t	cell_count = 0

Detailed Description

Header bundle pre-computed from an engine.

Internal helper shared by the sync and async write paths. Holds the values that go into the file header before serialisation, so the async writer can capture them once at submit time without keeping a pointer to the engine alive.

Definition at line 732 of file ca-checkpoint.H.

Member Data Documentation

cell_count

std::uint64_t Aleph::CA::ca_checkpoint_detail::Header_Snapshot::cell_count = 0

Definition at line 741 of file ca-checkpoint.H.

Referenced by Aleph::CA::ca_checkpoint_detail::capture_header(), and Aleph::CA::ca_checkpoint_detail::write_header_bytes().

engine_type_hash

std::uint64_t Aleph::CA::ca_checkpoint_detail::Header_Snapshot::engine_type_hash = 0

Definition at line 734 of file ca-checkpoint.H.

Referenced by Aleph::CA::ca_checkpoint_detail::capture_header(), and Aleph::CA::ca_checkpoint_detail::write_header_bytes().

extents

std::array<std::uint64_t, 4> Aleph::CA::ca_checkpoint_detail::Header_Snapshot::extents {}

Definition at line 737 of file ca-checkpoint.H.

Referenced by Aleph::CA::ca_checkpoint_detail::capture_header(), and Aleph::CA::ca_checkpoint_detail::write_header_bytes().

has_rng

std::uint8_t Aleph::CA::ca_checkpoint_detail::Header_Snapshot::has_rng = 0

Definition at line 739 of file ca-checkpoint.H.

Referenced by Aleph::CA::ca_checkpoint_detail::capture_header(), and Aleph::CA::ca_checkpoint_detail::write_header_bytes().

master_seed

std::uint64_t Aleph::CA::ca_checkpoint_detail::Header_Snapshot::master_seed = 0

Definition at line 740 of file ca-checkpoint.H.

Referenced by Aleph::CA::ca_checkpoint_detail::capture_header(), and Aleph::CA::ca_checkpoint_detail::write_header_bytes().

rank

std::uint32_t Aleph::CA::ca_checkpoint_detail::Header_Snapshot::rank = 0

Definition at line 736 of file ca-checkpoint.H.

Referenced by Aleph::CA::ca_checkpoint_detail::capture_header(), and Aleph::CA::ca_checkpoint_detail::write_header_bytes().

state_type_size

std::uint32_t Aleph::CA::ca_checkpoint_detail::Header_Snapshot::state_type_size = 0

Definition at line 735 of file ca-checkpoint.H.

Referenced by Aleph::CA::ca_checkpoint_detail::capture_header(), and Aleph::CA::ca_checkpoint_detail::write_header_bytes().

step_count

std::uint64_t Aleph::CA::ca_checkpoint_detail::Header_Snapshot::step_count = 0

Definition at line 738 of file ca-checkpoint.H.

Referenced by Aleph::CA::ca_checkpoint_detail::capture_header(), and Aleph::CA::ca_checkpoint_detail::write_header_bytes().

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The documentation for this struct was generated from the following file:

• ca-checkpoint.H