+ void uniform1_array(const std::string &, unsigned, const float *);
+ void uniform2_array(const std::string &, unsigned, const float *);
+ void uniform3_array(const std::string &, unsigned, const float *);
+ void uniform4_array(const std::string &, unsigned, const float *);
+ void uniform_matrix4_array(const std::string &, unsigned, const float *);