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src/world/WorldGenerators.cpp

@@ -0,0 +1,41 @@
+#include "WorldGenerators.h"
+#include "../voxels/WorldGenerator.h"
+#include "../voxels/FlatWorldGenerator.h"
+#include "../content/Content.h"
+#include <vector>
+#include <string>
+#include <iostream>
+#include <function>
+
+std::map<std::string, std::function> generators;
+
+template <typename T> 
+void WorldGenerators::addGenerator(std::string id) {
+    using create_func = std::function<T*>(const Content*);
+    generators[id] = create_func
+}
+
+std::vector<std::string> WorldGenerators::getGeneratorsIDs() {
+    std::vector<std::string> ids;
+
+    for(std::map<std::string, std::function>::iterator it = generators.begin(); it != generators.end(); ++it) {
+        ids.push_back(it->first);
+    }
+
+    return ids;
+}
+
+std::string WorldGenerators::getDefaultWorldGeneratorID() {
+    return "core:default";
+}
+
+WorldGenerator* WorldGenerators::createWorldGenerator(std::string id, const Content* content) {
+    for(std::map<std::string, std::function>::iterator it = generators.begin(); it != generators.end(); ++it) {
+        if(id == it->first) {
+            return (WorldGenerator*) it->second(content);
+        }
+    }
+
+    std::cerr << "unknown generator id: " << id << std::endl;
+    return nullptr;
+}