diff --git a/SDK/src/NDK/Systems/VelocitySystem.cpp b/SDK/src/NDK/Systems/VelocitySystem.cpp
index 4bc3b3a68..bc8042cd7 100644
--- a/SDK/src/NDK/Systems/VelocitySystem.cpp
+++ b/SDK/src/NDK/Systems/VelocitySystem.cpp
@@ -4,6 +4,7 @@
 
 #include <NDK/Systems/VelocitySystem.hpp>
 #include <NDK/Components/NodeComponent.hpp>
+#include <NDK/Components/PhysicsComponent2D.hpp>
 #include <NDK/Components/PhysicsComponent3D.hpp>
 #include <NDK/Components/VelocityComponent.hpp>
 
@@ -14,8 +15,8 @@ namespace Ndk
 	* \class Ndk::VelocitySystem
 	* \brief NDK class that represents the velocity system
 	*
-	* \remark This system is enabled if the entity owns the trait: NodeComponent and VelocityComponent
-	* but it's disabled with the trait: PhysicsComponent3D
+	* \remark This system is enabled if the entity owns the traits NodeComponent and VelocityComponent
+	* but it's disabled with the traits: PhysicsComponent2D, PhysicsComponent3D
 	*/
 
 	/*!
@@ -24,7 +25,7 @@ namespace Ndk
 
 	VelocitySystem::VelocitySystem()
 	{
-		Excludes<PhysicsComponent3D>();
+		Excludes<PhysicsComponent2D, PhysicsComponent3D>();
 		Requires<NodeComponent, VelocityComponent>();
 		SetUpdateOrder(10); //< Since some systems may want to stop us
 	}
diff --git a/include/Nazara/Graphics/ParticleGroup.hpp b/include/Nazara/Graphics/ParticleGroup.hpp
index 35feaa674..460694160 100644
--- a/include/Nazara/Graphics/ParticleGroup.hpp
+++ b/include/Nazara/Graphics/ParticleGroup.hpp
@@ -44,6 +44,8 @@ namespace Nz
 			void* GenerateParticle();
 			void* GenerateParticles(unsigned int count);
 
+			inline void* GetBuffer();
+			inline const void* GetBuffer() const;
 			const ParticleDeclarationConstRef& GetDeclaration() const;
 			std::size_t GetMaxParticleCount() const;
 			std::size_t GetParticleCount() const;
@@ -94,4 +96,6 @@ namespace Nz
 	};
 }
 
+#include <Nazara/Graphics/ParticleGroup.inl>
+
 #endif // NAZARA_PARTICLEGROUP_HPP
diff --git a/include/Nazara/Graphics/ParticleGroup.inl b/include/Nazara/Graphics/ParticleGroup.inl
new file mode 100644
index 000000000..f0e205346
--- /dev/null
+++ b/include/Nazara/Graphics/ParticleGroup.inl
@@ -0,0 +1,40 @@
+// Copyright (C) 2016 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Graphics module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Graphics/ParticleGroup.hpp>
+#include <Nazara/Core/Error.hpp>
+#include <Nazara/Graphics/Debug.hpp>
+
+namespace Nz
+{
+	/*!
+	* \brief Gets a raw pointer to the particle buffer
+	*
+	* This can be useful when working directly with a struct, or needing to iterate over all particles.
+	*
+	* \return Pointer to the buffer
+	*
+	* \see GetParticleCount
+	*/
+	inline void* ParticleGroup::GetBuffer()
+	{
+		return m_buffer.data();
+	}
+
+	/*!
+	* \brief Gets a raw pointer to the particle buffer
+	*
+	* This can be useful when working directly with a struct, or needing to iterate over all particles.
+	*
+	* \return Pointer to the buffer
+	*
+	* \see GetParticleCount
+	*/
+	inline const void* ParticleGroup::GetBuffer() const
+	{
+		return m_buffer.data();
+	}
+}
+
+#include <Nazara/Graphics/DebugOff.hpp>
diff --git a/include/Nazara/Graphics/ParticleMapper.hpp b/include/Nazara/Graphics/ParticleMapper.hpp
index e66b519a7..ffbe2a5ad 100644
--- a/include/Nazara/Graphics/ParticleMapper.hpp
+++ b/include/Nazara/Graphics/ParticleMapper.hpp
@@ -22,6 +22,7 @@ namespace Nz
 
 			template<typename T> SparsePtr<T> GetComponentPtr(ParticleComponent component);
 			template<typename T> SparsePtr<const T> GetComponentPtr(ParticleComponent component) const;
+			inline void* GetPointer();
 
 		private:
 			const ParticleDeclaration* m_declaration;
diff --git a/include/Nazara/Graphics/ParticleMapper.inl b/include/Nazara/Graphics/ParticleMapper.inl
index 7d33bb655..1a4566c33 100644
--- a/include/Nazara/Graphics/ParticleMapper.inl
+++ b/include/Nazara/Graphics/ParticleMapper.inl
@@ -68,6 +68,18 @@ namespace Nz
 			return SparsePtr<const T>();
 		}
 	}
+
+	/*!
+	* \brief Gets a raw pointer to the particle buffer
+	*
+	* This can be useful when working directly with a struct
+	*
+	* \return Pointer to the buffer
+	*/
+	inline void* ParticleMapper::GetPointer()
+	{
+		return m_ptr;
+	}
 }
 
 #include <Nazara/Graphics/DebugOff.hpp>
diff --git a/include/Nazara/Graphics/ParticleStruct.hpp b/include/Nazara/Graphics/ParticleStruct.hpp
index 895e8fca2..b4f55a3a1 100644
--- a/include/Nazara/Graphics/ParticleStruct.hpp
+++ b/include/Nazara/Graphics/ParticleStruct.hpp
@@ -21,16 +21,16 @@ namespace Nz
 		Vector3f normal;
 		Vector3f position;
 		Vector3f velocity;
-		UInt32 life;
+		float life;
 		float rotation;
 	};
 
 	struct ParticleStruct_Model
 	{
+		Quaternionf rotation;
 		Vector3f position;
 		Vector3f velocity;
-		UInt32 life;
-		Quaternionf rotation;
+		float life;
 	};
 
 	struct ParticleStruct_Sprite
@@ -38,7 +38,7 @@ namespace Nz
 		Color color;
 		Vector3f position;
 		Vector3f velocity;
-		UInt32 life;
+		float life;
 		float rotation;
 	};
 }