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Change ship path cache to be optional and use a ring buffer

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This commit is contained in:
Jonathan G Rennison
2023-08-16 15:20:24 +01:00
parent 2ae4e5bdc1
commit 92e632454e
7 changed files with 92 additions and 20 deletions
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4
src/pathfinder/yapf/yapf_ship.cpp
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@@ -173,7 +173,7 @@ public:
uint steps = 0;
for (Node *n = pNode; n->m_parent != nullptr; n = n->m_parent) steps++;
uint skip = 0;
if (path_found) skip = YAPF_SHIP_PATH_CACHE_LENGTH / 2;
if (path_found) skip = SHIP_PATH_CACHE_LENGTH / 2;
/* walk through the path back to the origin */
Node *pPrevNode = nullptr;
@@ -181,7 +181,7 @@ public:
steps--;
/* Skip tiles at end of path near destination. */
if (skip > 0) skip--;
if (skip == 0 && steps > 0 && steps < YAPF_SHIP_PATH_CACHE_LENGTH) {
if (skip == 0 && steps > 0 && steps < SHIP_PATH_CACHE_LENGTH) {
path_cache.push_front(pNode->GetTrackdir());
}
pPrevNode = pNode;