- fix clang errors

DGEngine.vcxproj

@@ -673,6 +673,7 @@
     </ClCompile>
     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalDependencies>sfml-audio-d.lib;sfml-graphics-d.lib;sfml-main-d.lib;sfml-network-d.lib;sfml-system-d.lib;sfml-window-d.lib;physfs.lib;avcodec.lib;avdevice.lib;avfilter.lib;avformat.lib;avutil.lib;swresample.lib;swscale.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">

src/Game/LevelMap.h

@@ -184,7 +184,7 @@ class LevelMap
 	}
 
 	template <class T>
-	constexpr static sf::Vector2f toDrawCoord(const T& mapPos,
+	static sf::Vector2f toDrawCoord(const T& mapPos,
 		int32_t blockWidth, int32_t blockHeight)
 	{
 		return sf::Vector2f(

src/Game/stlastar.h

@@ -820,7 +820,7 @@ template <class UserState> class AStarSearch
 template <class T> class AStarState
 {
 public:
-	~AStarState() override {}
+	virtual ~AStarState() {}
 	virtual float GoalDistanceEstimate( T &nodeGoal ) = 0; // Heuristic function which computes the estimated cost to the goal node
 	virtual bool IsGoal( T &nodeGoal ) = 0; // Returns true if this node is the goal node
 	virtual bool GetSuccessors( AStarSearch<T> *astarsearch, T *parent_node ) = 0; // Retrieves all successors to this node and adds them via astarsearch.addSuccessor()

src/sfeMovie/Demuxer.cpp

@@ -40,11 +40,13 @@ namespace sfe
 	// Load all the decoders
 	static void loadFFmpeg()
 	{
+#if LIBAVFORMAT_VERSION_MAJOR < 58
 		static std::once_flag flag1;
 		static std::once_flag flag2;
 
 		std::call_once(flag1, []() {av_register_all(); });
 		std::call_once(flag2, []() {avcodec_register_all(); });
+#endif
 	}
 
 	Demuxer::Demuxer(const std::string_view sourceFile, Timer* timer,