Improved interface

*MappedNoiseBase provides a gain and offset control on the noise value
*AbstractXDNoise provides a way to contain different noises in a std
container and access the main "GetValue" member function
*Applied minor optimisation to Perlin4D (previously forgotten)

include/Nazara/Noise/Perlin2D.hpp

@@ -9,13 +9,14 @@
 
 #include <Nazara/Prerequesites.hpp>
 #include <Nazara/Noise/NoiseBase.hpp>
+#include <Nazara/Noise/Abstract2DNoise.hpp>
 #include <Nazara/Math/Vector2.hpp>
 
-template <typename T> class NAZARA_API NzPerlin2D : public NzNoiseBase
+template <typename T> class NAZARA_API NzPerlin2D : public NzAbstract2DNoise<T>, public NzNoiseBase
 {
     public:
         NzPerlin2D();
-        T GetValue(T x, T y, T res);
+        T GetValue(T x, T y, T resolution);
         ~NzPerlin2D() = default;
     protected:
     private: