main: set collect threshold depending on screen resolution

2 files changed, 5 insertions, 2 deletions

diff --git a/src/world.cpp b/src/world.cpp
index 20805905..1fcee1d8 100644
--- a/src/world.cpp
+++ b/src/world.cpp
@@ -44,7 +44,7 @@ void world::clear()
 
 void world::maybe_collect()
 {
-    if (_chunks.size() > _last_collection + collect_every)
+    if (_chunks.size() > _last_collection + _collect_every)
         collect();
 }
 
diff --git a/src/world.hpp b/src/world.hpp
index 3bfcf702..36703fd3 100644
--- a/src/world.hpp
+++ b/src/world.hpp
@@ -18,13 +18,14 @@ private:
         chunk_coords pos = invalid_coords;
     } _last_chunk;
 
-    static constexpr std::size_t initial_capacity = 64, collect_every = 64;
+    static constexpr std::size_t initial_capacity = 64;
     static constexpr float max_load_factor = .5;
     static constexpr auto hasher = [](chunk_coords c) constexpr -> std::size_t {
         return int_hash((std::size_t)c.y << 16 | (std::size_t)c.x);
     };
     std::unordered_map<chunk_coords, chunk, decltype(hasher)> _chunks;
     std::size_t _last_collection = 0;
+    std::size_t _collect_every = 64;
 
     explicit world(std::size_t capacity);
 
@@ -48,6 +49,8 @@ public:
 
     void serialize(StringView filename);
     static world deserialize(StringView filename);
+    void set_collect_threshold(std::size_t value) { _collect_every = value; }
+    std::size_t collect_threshold() const noexcept { return _collect_every; }
 
     fm_DECLARE_DEPRECATED_COPY_ASSIGNMENT(world);
     fm_DECLARE_DEFAULT_MOVE_ASSIGNMENT_(world);