Port C# code to C++ (point list manipulation)

Dear Expert, I want to port C# code to C++, Attached the code in C#. Explanation of the C# code in the following google slide. [login to view URL] 1) Build visual testing infra in C# Simple console app which generates bitmap image with the list of input/output coordinates in different colors. 2) Port C# code to C++ 3) Build visual testing infra in C++ Simple console app which generates bitmap image with the input/output coordinates. 4) Update the google slide with more information and better diagram 5) Add comments to the code. 6) Performance optimization exploration of the C++ code (will be paid extra for this task) Happy biding. (Successful completion of the task will attract many similar tasks)