Graphics: Add frustum culling

Former-commit-id: 2741c465f9acb4a190de0a29db4a3853700461fd [formerly be67ee144fe577767a11be40f79f3f2e85d030c0] [formerly 302a6d2c8a3222401890d217f01c24a03db9ebc8 [formerly 762367a1144c340b84b61eee9d7577dcdaf717c6]]
Former-commit-id: 6504b78e4ce04d8eea0c10e7ce27bdda4b95f2dc [formerly 8d0fba6c2dde5dcc43cbea0e6e5fd2980af4b801]
Former-commit-id: 75d1deaf21035eb1b630705017462b9e059149a9

include/Nazara/Graphics/InstancedRenderable.inl

@@ -4,12 +4,19 @@
 
 namespace Nz
 {
+	/*!
+	* \brief Constructs a InstancedRenderable object by default
+	*/
+	inline InstancedRenderable::InstancedRenderable() :
+	m_boundingVolumeUpdated(false)
+	{
+	}
+
 	/*!
 	* \brief Constructs a InstancedRenderable object by assignation
 	*
 	* \param renderable InstancedRenderable to copy into this
 	*/
-
 	inline InstancedRenderable::InstancedRenderable(const InstancedRenderable& renderable) :
 	RefCounted(),
 	m_boundingVolume(renderable.m_boundingVolume),
@@ -34,6 +41,8 @@ namespace Nz
 	inline void InstancedRenderable::InvalidateBoundingVolume()
 	{
 		m_boundingVolumeUpdated = false;
+
+		OnInstancedRenderableInvalidateBoundingVolume(this);
 	}
 
 	/*!
@@ -69,6 +78,7 @@ namespace Nz
 	inline void InstancedRenderable::UpdateBoundingVolume() const
 	{
 		MakeBoundingVolume();
+
 		m_boundingVolumeUpdated = true;
 	}
 }