Merge branch 'master' of https://github.com/DigitalPulseSoftware/NazaraEngine

src/Nazara/Audio/Sound.cpp

@@ -37,6 +37,7 @@ namespace Nz
 	SoundEmitter(sound)
 	{
 		SetBuffer(sound.m_buffer);
+		EnableLooping(sound.IsLooping());
 	}
 
 	/*!

src/Nazara/Graphics/Billboard.cpp

@@ -33,9 +33,12 @@ namespace Nz
 
 	void Billboard::MakeBoundingVolume() const
 	{
-		constexpr float sqrt2 = float(M_SQRT2);
+		// As billboard always face the screen, we must take its maximum size in account on every axis
+		float maxSize = float(M_SQRT2) * std::max(m_size.x, m_size.y);
 
-		m_boundingVolume.Set(Vector3f(0.f), sqrt2 * m_size.x * Vector3f::Right() + sqrt2 * m_size.y * Vector3f::Down());
+		Nz::Vector3f halfSize = (maxSize * Vector3f::Right() + maxSize * Vector3f::Down() + maxSize * Vector3f::Forward()) / 2.f;
+
+		m_boundingVolume.Set(-halfSize, halfSize);
 	}
 
 	BillboardLibrary::LibraryMap Billboard::s_library;