text: #define GLM_ENABLE_EXPERIMENTAL
  #include <glm/gtx/log_base.hpp>
  #include <glm/gtc/vec1.hpp>
  #include <glm/gtc/epsilon.hpp>
  #include <glm/exponential.hpp>
  
  namespace test_log
  {
  	int run()
  	{
  		int Error = 0;
  
  		{
  			float A = glm::log(10.f, 2.0f);
  			float B = glm::log2(10.f);
  			Error += glm::epsilonEqual(A, B, 0.00001f) ? 0 : 1;
  		}
  
  		{
  			glm::vec1 A = glm::log(glm::vec1(10.f), glm::vec1(2.0f));
  			glm::vec1 B = glm::log2(glm::vec1(10.f));
  			Error += glm::all(glm::epsilonEqual(A, B, glm::vec1(0.00001f))) ? 0 : 1;
  		}
  
  		{
  			glm::vec2 A = glm::log(glm::vec2(10.f), glm::vec2(2.0f));
  			glm::vec2 B = glm::log2(glm::vec2(10.f));
  			Error += glm::all(glm::epsilonEqual(A, B, glm::vec2(0.00001f))) ? 0 : 1;
  		}
  
  		{
  			glm::vec3 A = glm::log(glm::vec3(10.f), glm::vec3(2.0f));
  			glm::vec3 B = glm::log2(glm::vec3(10.f));
  			Error += glm::all(glm::epsilonEqual(A, B, glm::vec3(0.00001f))) ? 0 : 1;
  		}
  
  		{
  			glm::vec4 A = glm::log(glm::vec4(10.f), glm::vec4(2.0f));
  			glm::vec4 B = glm::log2(glm::vec4(10.f));
  			Error += glm::all(glm::epsilonEqual(A, B, glm::vec4(0.00001f))) ? 0 : 1;
  		}
  
  		return Error;
  	}
  }//namespace test_log
  
  int main()
  {
  	int Error(0);
  
  	Error += test_log::run();
  
  	return Error;
  }
  