fix sound asset

lib/Ray/sources/Window.cpp

@@ -40,7 +40,6 @@ RAY::Window::Window(int width, int height, std::string title, unsigned flags, bo
 {
 	if (openNow)
 		this->open();
-	InitAudioDevice();
 }
 
 bool RAY::Window::open(void)
@@ -50,6 +49,7 @@ bool RAY::Window::open(void)
 	}
 	InitWindow(this->_dimensions.x, this->_dimensions.y, this->_title.c_str());
 	this->_isOpen = true;
+	InitAudioDevice();
 	return true;
 }
 

sources/Component/Music/MusicComponent.cpp

@@ -15,6 +15,8 @@ namespace BBM
 		this->volume = 1;
 	}
 
+	float MusicComponent::volume;
+
 	WAL::Component *MusicComponent::clone(WAL::Entity &entity) const
 	{
 		return new MusicComponent(entity, this->_musicPath);

sources/Component/Sound/SoundComponent.cpp

@@ -25,6 +25,8 @@ const std::map<SoundComponent::soundIndex, std::string> &soundPath)
 		}
 	}
 
+	float SoundComponent::volume;
+
 	WAL::Component *SoundComponent::clone(WAL::Entity &entity) const
 	{
 		return new SoundComponent(entity, this->_soundPath);