eliminat param.game.item_size

source/param.cpp

@@ -87,7 +87,6 @@ auto setParams(const std::string& var, const std::string& value) -> bool {
     static const std::unordered_map<std::string, std::function<void(const std::string&)>> INT_PARAMS = {
         {"game.width", [](const std::string& v) { param.game.width = std::stoi(v); }},
         {"game.height", [](const std::string& v) { param.game.height = std::stoi(v); }},
-        {"game.item_size", [](const std::string& v) { param.game.item_size = std::stoi(v); }},
         {"game.play_area.rect.x", [](const std::string& v) { param.game.play_area.rect.x = std::stoi(v); }},
         {"game.play_area.rect.y", [](const std::string& v) { param.game.play_area.rect.y = std::stoi(v); }},
         {"game.play_area.rect.w", [](const std::string& v) { param.game.play_area.rect.w = std::stoi(v); }},