diff options
| -rw-r--r-- | game/vehicles/linkHistory.cpp | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/game/vehicles/linkHistory.cpp b/game/vehicles/linkHistory.cpp index 45aa0a8..77840ed 100644 --- a/game/vehicles/linkHistory.cpp +++ b/game/vehicles/linkHistory.cpp @@ -1,18 +1,27 @@ #include "linkHistory.h" #include "game/network/link.h" #include <memory> +#include <optional> LinkHistory::Entry LinkHistory::add(const Link::WPtr & l, unsigned char d) { + constexpr auto HISTORY_KEEP_LENGTH = 500'000.F; + while (const auto newLength = [this]() -> std::optional<decltype(totalLen)> { + if (!links.empty()) { + const auto newLength = totalLen - links.back().first.lock()->length; + if (newLength >= HISTORY_KEEP_LENGTH) { + return newLength; + } + } + return std::nullopt; + }()) { + totalLen = newLength.value(); + links.pop_back(); + } links.insert(links.begin(), {l, d}); const auto lp = l.lock(); totalLen += lp->length; - constexpr auto HISTORY_KEEP_LENGTH = 1'000'000.F; - while (totalLen >= HISTORY_KEEP_LENGTH && !links.empty()) { - totalLen -= links.back().first.lock()->length; - links.pop_back(); - } return {lp, d}; } |