Green-Sky/solanaceae_ngc_ft1
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a bunch of allocation optimizations

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Green Sky
2024-12-02 13:08:47 +01:00
parent 741f1428d3
commit 5601ad91f5
6 changed files with 12 additions and 5 deletions
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1
solanaceae/ngc_ft1_sha1/ft1_sha1_info.cpp
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@ -63,6 +63,7 @@ size_t FT1InfoSHA1::chunkSize(size_t chunk_index) const {
std::vector<uint8_t> FT1InfoSHA1::toBuffer(void) const {
std::vector<uint8_t> buffer;
buffer.reserve(256+8+4+20*chunks.size());
assert(!file_name.empty());
// TODO: optimize

10
solanaceae/ngc_ft1_sha1/sha1_ngcft1.cpp
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@ -250,7 +250,7 @@ float SHA1_NGCFT1::iterate(float delta) {
//std::cerr << "---------- new tick ----------\n";
_mfb.tick(); // does not need to be called as often, once every sec would be enough, but the pointer deref + atomic bool should be very fast
entt::dense_map<Contact3, size_t> peer_open_requests;
_peer_open_requests.clear();
{ // timers
// sending transfers
@ -299,7 +299,7 @@ float SHA1_NGCFT1::iterate(float delta) {
}
}
{ // requested chunk timers
_os.registry().view<Components::FT1ChunkSHA1Requested>().each([delta, &peer_open_requests](Components::FT1ChunkSHA1Requested& ftchunk_requested) {
_os.registry().view<Components::FT1ChunkSHA1Requested>().each([this, delta](Components::FT1ChunkSHA1Requested& ftchunk_requested) {
for (auto it = ftchunk_requested.chunks.begin(); it != ftchunk_requested.chunks.end();) {
it->second.timer += delta;
@ -307,7 +307,7 @@ float SHA1_NGCFT1::iterate(float delta) {
if (it->second.timer >= 60.f) {
it = ftchunk_requested.chunks.erase(it);
} else {
peer_open_requests[it->second.c] += 1;
_peer_open_requests[it->second.c] += 1;
it++;
}
}
@ -447,7 +447,7 @@ float SHA1_NGCFT1::iterate(float delta) {
Systems::chunk_picker_updates(
_cr,
_os.registry(),
peer_open_requests,
_peer_open_requests,
_receiving_transfers,
_nft,
delta
@ -456,7 +456,7 @@ float SHA1_NGCFT1::iterate(float delta) {
// transfer statistics systems
Systems::transfer_tally_update(_os.registry(), getTimeNow());
if (peer_open_requests.empty()) {
if (_peer_open_requests.empty()) {
return 2.f;
} else {
// pretty conservative and should be ajusted on a per peer, per delay basis

3
solanaceae/ngc_ft1_sha1/sha1_ngcft1.hpp
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@ -74,6 +74,9 @@ class SHA1_NGCFT1 : public ToxEventI, public RegistryMessageModelEventI, public
// only used to remove participation on peer exit
entt::dense_map<uint64_t, Contact3Handle> _tox_peer_to_contact;
// reset every iterate; kept here as an allocation optimization
entt::dense_map<Contact3, size_t> _peer_open_requests;
void updateMessages(ObjectHandle ce);
std::optional<std::pair<uint32_t, uint32_t>> selectPeerForRequest(ObjectHandle ce);