Method SortForPerspective

src/Nazara/Graphics/ForwardRenderQueue.cpp:757–784

	}

	void ForwardRenderQueue::SortForPerspective(const AbstractViewer* viewer)
	{
		Planef nearPlane = viewer->GetFrustum().GetPlane(FrustumPlane_Near);
		Vector3f viewerPos = viewer->GetEyePosition();

		for (auto& pair : layers)
		{
			Layer& layer = pair.second;

			std::sort(layer.depthSortedMeshes.begin(), layer.depthSortedMeshes.end(), [&layer, &viewerPos] (std::size_t index1, std::size_t index2)
			{
				const Spheref& sphere1 = layer.depthSortedMeshData[index1].obbSphere;
				const Spheref& sphere2 = layer.depthSortedMeshData[index2].obbSphere;

				return viewerPos.SquaredDistance(sphere1.GetPosition()) > viewerPos.SquaredDistance(sphere2.GetPosition());
			});

			std::sort(layer.depthSortedSprites.begin(), layer.depthSortedSprites.end(), [&layer, &viewerPos] (std::size_t index1, std::size_t index2)
			{
				const Vector3f& pos1 = layer.depthSortedSpriteData[index1].vertices[0].position;
				const Vector3f& pos2 = layer.depthSortedSpriteData[index2].vertices[0].position;

				return viewerPos.SquaredDistance(pos1) > viewerPos.SquaredDistance(pos2);
			});

			SortBillboards(layer, nearPlane);
		}
	}

	/*!
	* \brief Handle the invalidation of an index buffer