leaks fix (valgrind full leak check)

src/engine.cpp

@@ -172,8 +172,10 @@ Engine::~Engine() {
     content.reset();
     assets.reset();
     gui.reset();
+    logger.info() << "gui finished";
     audio::close();
     scripting::close();
+    logger.info() << "scripting finished";
     Window::terminate();
     logger.info() << "engine finished";
 }

src/graphics/core/Shader.cpp

@@ -73,6 +73,7 @@ void Shader::uniform3f(const std::string& name, glm::vec3 xyz){
 
 inline auto shader_deleter = [](GLuint* shader) {
     glDeleteShader(*shader);
+    delete shader;
 };
 
 inline const uint GL_LOG_LEN = 512;

src/logic/scripting/lua/LuaState.cpp

@@ -396,6 +396,7 @@ void lua::LuaState::removeEnvironment(int id) {
     }
     lua_pushnil(L);
     setglobal(envName(id));
+    logger.info() << "removed environment " << envName(id);
 }
 
 void lua::LuaState::dumpStack() {

src/world/WorldGenerators.cpp

@@ -2,18 +2,13 @@
 #include "../voxels/WorldGenerator.h"
 #include "../voxels/FlatWorldGenerator.h"
 #include "../content/Content.h"
-#include <vector>
-#include <map>
-#include <string>
 #include <iostream>
 
 std::vector<std::string> WorldGenerators::getGeneratorsIDs() {
     std::vector<std::string> ids;
-
+    for (auto& entry : generators) {
-    for(std::map<std::string, gen_constructor>::iterator it = generators.begin(); it != generators.end(); ++it) {
+        ids.push_back(entry.first);
-        ids.push_back(it->first);
     }
-
     return ids;
 }
 
@@ -21,13 +16,10 @@ std::string WorldGenerators::getDefaultGeneratorID() {
     return "core:default";
 }
 
-WorldGenerator* WorldGenerators::createGenerator(std::string id, const Content* content) {
+std::unique_ptr<WorldGenerator> WorldGenerators::createGenerator(std::string id, const Content* content) {
-    for(std::map<std::string, gen_constructor>::iterator it = generators.begin(); it != generators.end(); ++it) {
+    auto found = generators.find(id);
-        if(id == it->first) {
+    if (found == generators.end()) {
-            return (WorldGenerator*) it->second(content);
+        throw std::runtime_error("unknown generator id: "+id);
-        }
     }
-
+    return std::unique_ptr<WorldGenerator>(found->second(content));
-    std::cerr << "unknown generator id: " << id << std::endl;
-    return nullptr;
 }

src/world/WorldGenerators.h

@@ -11,7 +11,7 @@ typedef WorldGenerator* (*gen_constructor) (const Content*);
 
 
 class WorldGenerators {
-    static inline std::map<std::string, gen_constructor> generators = *(new std::map<std::string, gen_constructor>);
+    static inline std::map<std::string, gen_constructor> generators;
 
 public:
     template <typename T>
@@ -21,7 +21,9 @@ public:
 
     static std::string getDefaultGeneratorID();
 
-    static WorldGenerator* createGenerator(std::string id, const Content* content);
+    static std::unique_ptr<WorldGenerator> createGenerator(
+        std::string id, const Content* content
+    );
 };
 
 template <typename T>