the first release of HelloGL:
The program uses SDL and GLEW to create a window and draws a colored triangle in it using the old OpenGL pipeline functions. I know they are outdated but this is a test application and those functions are available since the first GL releases.
Installation
Download the ZIP file below and unzip it using:
mkdir HelloGL_v0.1
unzip HelloGL_v0.1.zip -d HelloGL_v0.1
Then build and install it using CMake:
cd HelloGL_v0.1
cmake -S . -B build
cmake --build build
sudo cmake --install build
After the installation has complete you can remove the directory.