diff --git a/include/Nazara/Graphics/ParticleDeclaration.hpp b/include/Nazara/Graphics/ParticleDeclaration.hpp
index 0edfba85f..278d25961 100644
--- a/include/Nazara/Graphics/ParticleDeclaration.hpp
+++ b/include/Nazara/Graphics/ParticleDeclaration.hpp
@@ -15,6 +15,7 @@
 #include <Nazara/Graphics/Config.hpp>
 #include <Nazara/Graphics/Enums.hpp>
 #include <Nazara/Utility/Enums.hpp>
+#include <array>
 
 namespace Nz
 {
@@ -46,6 +47,7 @@ namespace Nz
 
 			static ParticleDeclaration* Get(ParticleLayout layout);
 			static bool IsTypeSupported(ComponentType type);
+			template<typename... Args> static ParticleDeclarationRef New(Args&&... args);
 
 			// Signals:
 			NazaraSignal(OnParticleDeclarationRelease, const ParticleDeclaration* /*particleDeclaration*/);
@@ -68,12 +70,14 @@ namespace Nz
 				*/
 			};
 
-			Component m_components[ParticleComponent_Max + 1];
+			std::array<Component, ParticleComponent_Max + 1> m_components;
 			unsigned int m_stride;
 
-			static ParticleDeclaration s_declarations[ParticleLayout_Max + 1];
+			static std::array<ParticleDeclaration, ParticleLayout_Max + 1> s_declarations;
 			static ParticleDeclarationLibrary::LibraryMap s_library;
 	};
 }
 
+#include <Nazara/Graphics/ParticleDeclaration.inl>
+
 #endif // NAZARA_PARTICLEDECLARATION_HPP
diff --git a/include/Nazara/Graphics/ParticleDeclaration.inl b/include/Nazara/Graphics/ParticleDeclaration.inl
new file mode 100644
index 000000000..27cd92a22
--- /dev/null
+++ b/include/Nazara/Graphics/ParticleDeclaration.inl
@@ -0,0 +1,18 @@
+// 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 <memory>
+#include <Nazara/Utility/Debug.hpp>
+
+namespace Nz
+{
+	template<typename... Args>
+	ParticleDeclarationRef ParticleDeclaration::New(Args&&... args)
+	{
+		std::unique_ptr<ParticleDeclaration> object(new ParticleDeclaration(std::forward<Args>(args)...));
+		return object.release();
+	}
+}
+
+#include <Nazara/Utility/DebugOff.hpp>
diff --git a/include/Nazara/Utility/VertexDeclaration.hpp b/include/Nazara/Utility/VertexDeclaration.hpp
index f5dea6457..8c1e4b55a 100644
--- a/include/Nazara/Utility/VertexDeclaration.hpp
+++ b/include/Nazara/Utility/VertexDeclaration.hpp
@@ -14,6 +14,7 @@
 #include <Nazara/Core/Signal.hpp>
 #include <Nazara/Utility/Config.hpp>
 #include <Nazara/Utility/Enums.hpp>
+#include <array>
 
 namespace Nz
 {
@@ -69,14 +70,14 @@ namespace Nz
 				*/
 			};
 
-			Component m_components[VertexComponent_Max+1];
+			std::array<Component, VertexComponent_Max + 1> m_components;
 			std::size_t m_stride;
 
-			static VertexDeclaration s_declarations[VertexLayout_Max+1];
+			static std::array<VertexDeclaration, VertexLayout_Max + 1> s_declarations;
 			static VertexDeclarationLibrary::LibraryMap s_library;
 	};
 }
 
-#include <Nazara/Utility/VertexDeclaration.hpp>
+#include <Nazara/Utility/VertexDeclaration.inl>
 
 #endif // NAZARA_VERTEXDECLARATION_HPP
diff --git a/src/Nazara/Graphics/ParticleDeclaration.cpp b/src/Nazara/Graphics/ParticleDeclaration.cpp
index ecd09c752..62cf321ab 100644
--- a/src/Nazara/Graphics/ParticleDeclaration.cpp
+++ b/src/Nazara/Graphics/ParticleDeclaration.cpp
@@ -38,9 +38,9 @@ namespace Nz
 
 	ParticleDeclaration::ParticleDeclaration(const ParticleDeclaration& declaration) :
 	RefCounted(),
+	m_components(declaration.m_components),
 	m_stride(declaration.m_stride)
 	{
-		std::memcpy(m_components, declaration.m_components, sizeof(Component) * (ParticleComponent_Max + 1));
 	}
 
 	/*!
@@ -205,7 +205,7 @@ namespace Nz
 
 	ParticleDeclaration& ParticleDeclaration::operator=(const ParticleDeclaration& declaration)
 	{
-		std::memcpy(m_components, declaration.m_components, sizeof(Component) * (ParticleComponent_Max + 1));
+		m_components = declaration.m_components;
 		m_stride = declaration.m_stride;
 
 		return *this;
@@ -222,13 +222,7 @@ namespace Nz
 
 	ParticleDeclaration* ParticleDeclaration::Get(ParticleLayout layout)
 	{
-		#ifdef NAZARA_DEBUG
-		if (layout > ParticleLayout_Max)
-		{
-			NazaraError("Particle layout out of enum");
-			return nullptr;
-		}
-		#endif
+		NazaraAssert(layout <= ParticleLayout_Max, "Particle layout out of enum");
 
 		return &s_declarations[layout];
 	}
@@ -338,6 +332,6 @@ namespace Nz
 		ParticleDeclarationLibrary::Uninitialize();
 	}
 
-	ParticleDeclaration ParticleDeclaration::s_declarations[ParticleLayout_Max + 1];
+	std::array<ParticleDeclaration, ParticleLayout_Max + 1> ParticleDeclaration::s_declarations;
 	ParticleDeclarationLibrary::LibraryMap ParticleDeclaration::s_library;
 }
diff --git a/src/Nazara/Utility/Formats/OBJSaver.cpp b/src/Nazara/Utility/Formats/OBJSaver.cpp
index 9a79638bc..baf54e44b 100644
--- a/src/Nazara/Utility/Formats/OBJSaver.cpp
+++ b/src/Nazara/Utility/Formats/OBJSaver.cpp
@@ -120,7 +120,6 @@ namespace Nz
 
 				MTLParser::Material* material = mtlFormat.AddMaterial(name);
 
-				bool bValue;
 				String strVal;
 				if (matData.HasParameter(MaterialData::CustomDefined))
 				{
diff --git a/src/Nazara/Utility/VertexDeclaration.cpp b/src/Nazara/Utility/VertexDeclaration.cpp
index 998f12f8b..945888406 100644
--- a/src/Nazara/Utility/VertexDeclaration.cpp
+++ b/src/Nazara/Utility/VertexDeclaration.cpp
@@ -22,9 +22,9 @@ namespace Nz
 
 	VertexDeclaration::VertexDeclaration(const VertexDeclaration& declaration) :
 	RefCounted(),
+	m_components(declaration.m_components),
 	m_stride(declaration.m_stride)
 	{
-		std::memcpy(m_components, declaration.m_components, sizeof(Component)*(VertexComponent_Max+1));
 	}
 
 	VertexDeclaration::~VertexDeclaration()
@@ -133,7 +133,7 @@ namespace Nz
 
 	VertexDeclaration& VertexDeclaration::operator=(const VertexDeclaration& declaration)
 	{
-		std::memcpy(m_components, declaration.m_components, sizeof(Component)*(VertexComponent_Max+1));
+		m_components = declaration.m_components;
 		m_stride = declaration.m_stride;
 
 		return *this;
@@ -141,13 +141,7 @@ namespace Nz
 
 	VertexDeclaration* VertexDeclaration::Get(VertexLayout layout)
 	{
-		#ifdef NAZARA_DEBUG
-		if (layout > VertexLayout_Max)
-		{
-			NazaraError("Vertex layout out of enum");
-			return nullptr;
-		}
-		#endif
+		NazaraAssert(layout <= VertexLayout_Max, "Vertex layout out of enum");
 
 		return &s_declarations[layout];
 	}
@@ -301,6 +295,6 @@ namespace Nz
 		VertexDeclarationLibrary::Uninitialize();
 	}
 
-	VertexDeclaration VertexDeclaration::s_declarations[VertexLayout_Max+1];
+	std::array<VertexDeclaration, VertexLayout_Max + 1> VertexDeclaration::s_declarations;
 	VertexDeclarationLibrary::LibraryMap VertexDeclaration::s_library;
 }