v1.4.4

source/game/scripting/StarBehaviorLuaBindings.cpp

@@ -0,0 +1,37 @@
+#include "StarBehaviorLuaBindings.hpp"
+#include "StarLuaGameConverters.hpp"
+#include "StarRoot.hpp"
+
+namespace Star {
+
+LuaCallbacks LuaBindings::makeBehaviorLuaCallbacks(List<BehaviorStatePtr>* list) {
+  LuaCallbacks callbacks;
+
+  callbacks.registerCallback("behavior", [list](Json const& config, JsonObject const& parameters, LuaTable context, Maybe<LuaUserData> blackboard) -> BehaviorStateWeakPtr {
+    auto behaviorDatabase = Root::singleton().behaviorDatabase();
+    Maybe<BlackboardWeakPtr> board = {};
+    if (blackboard && blackboard->is<BlackboardWeakPtr>())
+      board = blackboard->get<BlackboardWeakPtr>();
+
+    BehaviorTreeConstPtr tree;
+    if (config.isType(Json::Type::String)) {
+      if (parameters.empty()) {
+        tree = behaviorDatabase->behaviorTree(config.toString());
+      } else {
+        JsonObject treeConfig = behaviorDatabase->behaviorConfig(config.toString()).toObject();
+        treeConfig.set("parameters", jsonMerge(treeConfig.get("parameters"), parameters));
+        tree = behaviorDatabase->buildTree(treeConfig);
+      }
+    } else {
+      tree = behaviorDatabase->buildTree(config.set("parameters", jsonMerge(config.getObject("parameters", {}), parameters)));
+    }
+
+    BehaviorStatePtr state = make_shared<BehaviorState>(tree, context, board);
+    list->append(state);
+    return weak_ptr<BehaviorState>(state);
+  });
+
+  return callbacks;
+}
+
+}