Sotaro Katayama mayataka

## cpp_legacy_inheritance_vs_std_variant.md

      
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                GuillaumeDua
                / cpp_legacy_inheritance_vs_std_variant.md
            
            
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              April 18, 2024 10:50
            
              
                 C++ legacy inheritance vs CRTP + std::variant
              
          
    C++ : Polymorphic inheritance without vtable


In this article, we will see how to use CRTP, std::variant and std::visit to increase our code performances.

Table of content


Introduction
What's wrong with vTables ?
A way out ?
CRTP


## CMakeLists.txt
cmake_minimum_required(VERSION 3.5.1)
project(matrix_demo)

find_package(catkin REQUIRED
  rospy
  roscpp
  std_msgs
  )

include_directories(
	cmake_minimum_required(VERSION 3.5.1)
	project(matrix_demo)

	find_package(catkin REQUIRED
	rospy
	roscpp
	std_msgs
	)

	include_directories(