diff --git a/include/Nazara/Math/Basic.hpp b/include/Nazara/Math/Basic.hpp
index c1d98ca10..41f695235 100644
--- a/include/Nazara/Math/Basic.hpp
+++ b/include/Nazara/Math/Basic.hpp
@@ -31,7 +31,7 @@ inline unsigned int NzGetNumberLength(unsigned long long number);
 inline unsigned int NzGetNumberLength(float number, nzUInt8 precision = NAZARA_CORE_REAL_PRECISION);
 inline unsigned int NzGetNumberLength(double number, nzUInt8 precision = NAZARA_CORE_REAL_PRECISION);
 inline unsigned int NzGetNumberLength(long double number, nzUInt8 precision = NAZARA_CORE_REAL_PRECISION);
-template<typename T, typename F> T NzLerp(T from, T to, F interpolation);
+template<typename T, typename T2> T NzLerp(T from, T to, T2 interpolation);
 template<typename T> T NzNormalizeAngle(T angle);
 template<typename T> bool NzNumberEquals(T a, T b);
 inline NzString NzNumberToString(long long number, nzUInt8 radix = 10);
diff --git a/include/Nazara/Math/Basic.inl b/include/Nazara/Math/Basic.inl
index 57afcd2c0..f6323deee 100644
--- a/include/Nazara/Math/Basic.inl
+++ b/include/Nazara/Math/Basic.inl
@@ -11,6 +11,7 @@
 #include <Nazara/Core/Debug.hpp>
 
 #define F(a) static_cast<T>(a)
+#define F2(a) static_cast<T2>(a)
 
 template<typename T>
 T NzApproach(T value, T objective, T increment)
@@ -132,18 +133,18 @@ unsigned int NzGetNumberLength(long double number, nzUInt8 precision)
 	return NzGetNumberLength(static_cast<long long>(number)) + precision + 1; // Plus un pour le point
 }
 
-template<typename T, typename F>
-T NzLerp(T from, T to, F interpolation)
+template<typename T, typename T2>
+T NzLerp(T from, T to, T2 interpolation)
 {
 	#ifdef NAZARA_DEBUG
-	if (interpolation < F(0.0) || interpolation > F(1.0))
+	if (interpolation < F2(0.0) || interpolation > F2(1.0))
 	{
 		NazaraError("Interpolation must be in range [0..1] (Got " + NzString::Number(interpolation) + ')');
-		return Zero();
+		return F(0.0);
 	}
 	#endif
 
-	return from + interpolation*(to-from);
+	return from + interpolation*(to - from);
 }
 
 template<typename T>
@@ -284,6 +285,7 @@ long long NzStringToNumber(NzString str, nzUInt8 radix, bool* ok)
 	return (negative) ? -static_cast<long long>(total) : total;
 }
 
+#undef F2
 #undef F
 
 #include <Nazara/Core/DebugOff.hpp>
diff --git a/include/Nazara/Math/Cube.hpp b/include/Nazara/Math/Cube.hpp
index 8930831aa..0d3de354d 100644
--- a/include/Nazara/Math/Cube.hpp
+++ b/include/Nazara/Math/Cube.hpp
@@ -37,6 +37,8 @@ class NzCube
 
 		bool IsValid() const;
 
+		void MakeZero();
+
 		void Set(T X, T Y, T Z, T Width, T Height, T Depth);
 		void Set(const T cube[6]);
 		void Set(const NzRect<T>& rect);
@@ -50,7 +52,15 @@ class NzCube
 		T& operator[](unsigned int i);
 		T operator[](unsigned int i) const;
 
+		NzCube operator*(T scalar) const;
+
+		NzCube& operator*=(T scalar);
+
+		bool operator==(const NzCube& cube) const;
+		bool operator!=(const NzCube& cube) const;
+
 		static NzCube Lerp(const NzCube& from, const NzCube& to, T interpolation);
+		static NzCube Zero();
 
 		T x, y, z, width, height, depth;
 };
diff --git a/include/Nazara/Math/Cube.inl b/include/Nazara/Math/Cube.inl
index 4ea4b07c1..3d02c2327 100644
--- a/include/Nazara/Math/Cube.inl
+++ b/include/Nazara/Math/Cube.inl
@@ -127,6 +127,17 @@ bool NzCube<T>::IsValid() const
 	return width > F(0.0) && height > F(0.0) && depth > F(0.0);
 }
 
+template<typename T>
+void NzCube<T>::MakeZero()
+{
+	x = F(0.0);
+	y = F(0.0);
+	z = F(0.0);
+	width = F(0.0);
+	height = F(0.0);
+	depth = F(0.0);
+}
+
 template<typename T>
 void NzCube<T>::Set(T X, T Y, T Z, T Width, T Height, T Depth)
 {
@@ -229,6 +240,33 @@ T NzCube<T>::operator[](unsigned int i) const
 	return *(&x+i);
 }
 
+template<typename T>
+NzCube<T> NzCube<T>::operator*(T scalar) const
+{
+	return NzCube(x, y, z, width*scalar, height*scalar, depth*scalar);
+}
+
+template<typename T>
+NzCube<T>& NzCube<T>::operator*=(T scalar)
+{
+	width *= scalar;
+	height *= scalar;
+	depth *= scalar;
+}
+
+template<typename T>
+bool NzCube<T>::operator==(const NzCube& cube) const
+{
+	return NzNumberEquals(x, cube.x) && NzNumberEquals(y, cube.y) && NzNumberEquals(z, cube.z) &&
+	       NzNumberEquals(width, cube.width) &&  NzNumberEquals(height, cube.height) && NzNumberEquals(depth, cube.depth);
+}
+
+template<typename T>
+bool NzCube<T>::operator!=(const NzCube& cube) const
+{
+	return !operator==(cube);
+}
+
 template<typename T>
 NzCube<T> NzCube<T>::Lerp(const NzCube& from, const NzCube& to, T interpolation)
 {
@@ -251,6 +289,15 @@ NzCube<T> NzCube<T>::Lerp(const NzCube& from, const NzCube& to, T interpolation)
 	return cube;
 }
 
+template<typename T>
+NzCube<T> NzCube<T>::Zero()
+{
+	NzCube cube;
+	cube.MakeZero();
+
+	return cube;
+}
+
 template<typename T>
 std::ostream& operator<<(std::ostream& out, const NzCube<T>& cube)
 {
diff --git a/include/Nazara/Math/Rect.hpp b/include/Nazara/Math/Rect.hpp
index d7a6162dd..0d373507d 100644
--- a/include/Nazara/Math/Rect.hpp
+++ b/include/Nazara/Math/Rect.hpp
@@ -35,6 +35,8 @@ class NzRect
 
 		bool IsValid() const;
 
+		void MakeZero();
+
 		void Set(T X, T Y, T Width, T Height);
 		void Set(const T rect[4]);
 		void Set(const NzVector2<T>& vec1, const NzVector2<T>& vec2);
@@ -47,7 +49,15 @@ class NzRect
 		T& operator[](unsigned int i);
 		T operator[](unsigned int i) const;
 
+		NzRect operator*(T scalar) const;
+
+		NzRect& operator*=(T scalar);
+
+		bool operator==(const NzRect& rect) const;
+		bool operator!=(const NzRect& rect) const;
+
 		static NzRect Lerp(const NzRect& from, const NzRect& to, T interpolation);
+		static NzRect Zero();
 
 		T x, y, width, height;
 };
diff --git a/include/Nazara/Math/Rect.inl b/include/Nazara/Math/Rect.inl
index 4d4e73e7b..62f7684f4 100644
--- a/include/Nazara/Math/Rect.inl
+++ b/include/Nazara/Math/Rect.inl
@@ -112,6 +112,15 @@ bool NzRect<T>::IsValid() const
 	return width > F(0.0) && height > F(0.0);
 }
 
+template<typename T>
+void NzRect<T>::MakeZero()
+{
+	x = F(0.0);
+	y = F(0.0);
+	width = F(0.0);
+	height = F(0.0);
+}
+
 template<typename T>
 void NzRect<T>::Set(T X, T Y, T Width, T Height)
 {
@@ -195,6 +204,32 @@ T NzRect<T>::operator[](unsigned int i) const
 	return *(&x+i);
 }
 
+template<typename T>
+NzRect<T> NzRect<T>::operator*(T scalar) const
+{
+	return NzRect(x, y, width*scalar, height*scalar);
+}
+
+template<typename T>
+NzRect<T>& NzRect<T>::operator*=(T scalar)
+{
+	width *= scalar;
+	height *= scalar;
+}
+
+template<typename T>
+bool NzRect<T>::operator==(const NzRect& rect) const
+{
+	return NzNumberEquals(x, rect.x) && NzNumberEquals(y, rect.y) &&
+	       NzNumberEquals(width, rect.width) &&  NzNumberEquals(height, rect.height);
+}
+
+template<typename T>
+bool NzRect<T>::operator!=(const NzRect& rect) const
+{
+	return !operator==(rect);
+}
+
 template<typename T>
 NzRect<T> NzRect<T>::Lerp(const NzRect& from, const NzRect& to, T interpolation)
 {
@@ -215,6 +250,15 @@ NzRect<T> NzRect<T>::Lerp(const NzRect& from, const NzRect& to, T interpolation)
 	return rect;
 }
 
+template<typename T>
+NzRect<T> NzRect<T>::Zero()
+{
+	NzRect rect;
+	rect.MakeZero();
+
+	return rect;
+}
+
 template<typename T>
 std::ostream& operator<<(std::ostream& out, const NzRect<T>& rect)
 {
diff --git a/include/Nazara/Utility/AxisAlignedBox.hpp b/include/Nazara/Utility/AxisAlignedBox.hpp
index 47934cda1..1f0a123be 100644
--- a/include/Nazara/Utility/AxisAlignedBox.hpp
+++ b/include/Nazara/Utility/AxisAlignedBox.hpp
@@ -15,6 +15,7 @@ class NAZARA_API NzAxisAlignedBox
 {
 	public:
 		NzAxisAlignedBox();
+		NzAxisAlignedBox(const NzCubef& cube);
 		NzAxisAlignedBox(const NzVector3f& vec1, const NzVector3f& vec2);
 		NzAxisAlignedBox(nzExtend extend);
 
@@ -37,6 +38,8 @@ class NAZARA_API NzAxisAlignedBox
 
 		NzString ToString() const;
 
+		static NzAxisAlignedBox Lerp(const NzAxisAlignedBox& from, const NzAxisAlignedBox& to, float interpolation);
+
 		static const NzAxisAlignedBox Infinite;
 		static const NzAxisAlignedBox Null;
 
diff --git a/src/Nazara/Utility/AxisAlignedBox.cpp b/src/Nazara/Utility/AxisAlignedBox.cpp
index 67a9fe15e..75b23468a 100644
--- a/src/Nazara/Utility/AxisAlignedBox.cpp
+++ b/src/Nazara/Utility/AxisAlignedBox.cpp
@@ -11,6 +11,12 @@ m_extend(nzExtend_Null)
 {
 }
 
+NzAxisAlignedBox::NzAxisAlignedBox(const NzCubef& cube) :
+m_extend(nzExtend_Finite),
+m_cube(cube)
+{
+}
+
 NzAxisAlignedBox::NzAxisAlignedBox(const NzVector3f& vec1, const NzVector3f& vec2) :
 m_extend(nzExtend_Finite),
 m_cube(vec1, vec2)
@@ -37,7 +43,6 @@ void NzAxisAlignedBox::ExtendTo(const NzAxisAlignedBox& box)
 	switch (m_extend)
 	{
 		case nzExtend_Finite:
-		{
 			switch (box.m_extend)
 			{
 				case nzExtend_Finite:
@@ -50,18 +55,16 @@ void NzAxisAlignedBox::ExtendTo(const NzAxisAlignedBox& box)
 
 				case nzExtend_Null:
 					break;
-
-				break;
 			}
+			break;
 
-			case nzExtend_Infinite:
-				// Rien à faire
-				break;
+		case nzExtend_Infinite:
+			// Rien à faire
+			break;
 
-			case nzExtend_Null:
-				operator=(box);
-				break;
-		}
+		case nzExtend_Null:
+			operator=(box);
+			break;
 	}
 }
 
@@ -152,6 +155,61 @@ NzString NzAxisAlignedBox::ToString() const
 	return "NzAxisAlignedBox(ERROR)";
 }
 
+NzAxisAlignedBox NzAxisAlignedBox::Lerp(const NzAxisAlignedBox& from, const NzAxisAlignedBox& to, float interpolation)
+{
+	#ifdef NAZARA_DEBUG
+	if (interpolation < 0.f || interpolation > 1.f)
+	{
+		NazaraError("Interpolation must be in range [0..1] (Got " + NzString::Number(interpolation) + ')');
+		return Null;
+	}
+	#endif
+
+	if (NzNumberEquals(interpolation, 0.f))
+		return from;
+
+	if (NzNumberEquals(interpolation, 1.f))
+		return to;
+
+	switch (to.m_extend)
+	{
+		case nzExtend_Finite:
+		{
+			switch (from.m_extend)
+			{
+				case nzExtend_Finite:
+					return NzCubef::Lerp(from.m_cube, to.m_cube, interpolation);
+
+				case nzExtend_Infinite:
+					return Infinite;
+
+				case nzExtend_Null:
+					return from.m_cube * interpolation;
+			}
+		}
+
+		case nzExtend_Infinite:
+			return Infinite; // Un petit peu d'infini est infini quand même ;)
+
+		case nzExtend_Null:
+		{
+			switch (from.m_extend)
+			{
+				case nzExtend_Finite:
+					return from.m_cube * (1.f - interpolation);
+
+				case nzExtend_Infinite:
+					return Infinite;
+
+				case nzExtend_Null:
+					return Null;
+			}
+		}
+	}
+
+	return Null;
+}
+
 const NzAxisAlignedBox NzAxisAlignedBox::Infinite(nzExtend_Infinite);
 const NzAxisAlignedBox NzAxisAlignedBox::Null(nzExtend_Null);