text: #include <cstdlib>
  
  int getRandomFromRange(int gridX)
  {
      return rand() % gridX + 1;
  }
  
  bool getRandomBool()
  {
      return (rand() % 2 == 0) ? true:false;
  }
  
  //----------------------------------------------------------------------------
  glm::mat4 RotateX(float f)
  {
      return glm::rotate(glm::mat4(1.0f), glm::radians(f), glm::vec3(1, 0, 0));
  }
  
  glm::mat4 RotateY(float f)
  {
      return glm::rotate(glm::mat4(1.0f), glm::radians(f), glm::vec3(0, 1, 0));
  }
  
  glm::mat4 RotateZ(float f)
  {
      return glm::rotate(glm::mat4(1.0f), glm::radians(f), glm::vec3(0, 0, 1));
  }
  