| 
| template<typename T , template< typename > class vecType>  | 
| T  | perlin (vecType< T > const &p) | 
|   | 
| template<typename T , template< typename > class vecType>  | 
| T  | perlin (vecType< T > const &p, vecType< T > const &rep) | 
|   | 
| template<typename T , template< typename > class vecType>  | 
| T  | simplex (vecType< T > const &p) | 
|   | 
Defines 2D, 3D and 4D procedural noise functions Based on the work of Stefan Gustavson and Ashima Arts on "webgl-noise": https://github.com/ashima/webgl-noise Following Stefan Gustavson's paper "Simplex noise demystified": http://www.itn.liu.se/~stegu/simplexnoise/simplexnoise.pdf <glm/gtc/noise.hpp> need to be included to use these functionalities. 
      
        
          | T glm::perlin  | 
          ( | 
          vecType< T > const &  | 
          p | ) | 
           | 
        
      
 
 
      
        
          | T glm::perlin  | 
          ( | 
          vecType< T > const &  | 
          p,  | 
        
        
           | 
           | 
          vecType< T > const &  | 
          rep  | 
        
        
           | 
          ) | 
           |  | 
        
      
 
 
      
        
          | T glm::simplex  | 
          ( | 
          vecType< T > const &  | 
          p | ) | 
           |