add gl context version check, fix race condition, better func pointer types, always detect backend, enum naming fix

Author: mbaetgen-wup

src/libprojectM/ProjectMCWrapper.cpp

@@ -15,7 +15,6 @@
 
 namespace libprojectM {
 
-
 void projectMWrapper::PresetSwitchRequestedEvent(bool isHardCut) const
 {
     if (m_presetSwitchRequestedEventCallback)

src/libprojectM/ProjectMCWrapper.hpp

@@ -30,7 +30,6 @@ namespace libprojectM {
 class projectMWrapper : public ProjectM
 {
 public:
-
     void PresetSwitchFailedEvent(const std::string& presetFilename,
                                  const std::string& failureMessage) const override;
     void PresetSwitchRequestedEvent(bool isHardCut) const override;

src/libprojectM/Renderer/CMakeLists.txt

@@ -32,6 +32,8 @@ add_library(Renderer OBJECT
         MilkdropNoise.cpp
         MilkdropNoise.hpp
         OpenGL.h
+        PlatformGLContextCheck.cpp
+        PlatformGLContextCheck.hpp
         PlatformGLResolver.cpp
         PlatformGLResolver.hpp
         PlatformLoader.hpp
@@ -62,7 +64,7 @@ add_library(Renderer OBJECT
         VertexBufferUsage.hpp
         VertexIndexArray.cpp
         VertexIndexArray.hpp
-        )
+)
 
 target_include_directories(Renderer
         PRIVATE