remove generator script load_structures function

src/logic/scripting/scripting_world_generation.cpp

@@ -32,27 +32,6 @@ public:
       seaLevel(seaLevel) 
       {}
 
-    std::vector<std::shared_ptr<VoxelFragment>> loadStructures() override {
-        std::vector<std::shared_ptr<VoxelFragment>> structures;
-
-        auto L = lua::get_main_thread();
-        lua::pushenv(L, *env);
-        if (lua::getfield(L, "load_structures")) {
-            if (lua::call_nothrow(L, 0, 1)) {
-                for (int i = 1; i <= lua::objlen(L, -1); i++) {
-                    lua::rawgeti(L, i);
-                    if (auto lstruct =
-                            lua::touserdata<lua::LuaVoxelStructure>(L, -1)) {
-                        structures.push_back(lstruct->getStructure());
-                    }
-                    lua::pop(L);
-                }
-            }
-        }
-        lua::pop(L);
-        return structures;
-    }
-
     std::shared_ptr<Heightmap> generateHeightmap(
         const glm::ivec2& offset, const glm::ivec2& size, uint64_t seed
     ) override {

src/world/generator/GeneratorDef.hpp

@@ -123,9 +123,6 @@ class GeneratorScript {
 public:
     virtual ~GeneratorScript() = default;
 
-    /// @brief Load all structures
-    virtual std::vector<std::shared_ptr<VoxelFragment>> loadStructures() = 0;
-
     /// @brief Generates a heightmap with values in range 0..1
     /// @param offset position of the heightmap in the world
     /// @param size size of the heightmap

src/world/generator/WorldGenerator.cpp

@@ -48,7 +48,6 @@ WorldGenerator::WorldGenerator(
     surroundMap.setLevelCallback(4, [this](int const x, int const z) {
         generateStructures(requirePrototype(x, z), x, z);
     });
-
     for (int i = 0; i < def.structures.size(); i++) {
         // pre-calculate rotated structure variants
         def.structures[i]->fragments[0]->prepare(*content);