gil/example/rasterizer_line.md

Line rasterizeration

Line rasterization capabilities in GIL are demonstrated by the program rasterizer_line, compiled from the sources example/rasterizer_line.cpp.

Synopsis

rasterizer_line

The program doesn't take any argument on the command line.

rasterizer_line produces four images of different lines in the current directory:

• line-bresenham-256-256.png, in the PNG format
• line-bresenham-256-128.png, in the PNG format
• line-bresenham-256-1.png, in the PNG format
• line-bresenham-1-256.png, in the PNG format.

Specific requirements

Build requirements

• A C++ compiler compliant with C++14 or above
• The PNG library installed and configured.

Execution requirements

rasterizer_line doesn't have any specific execution requirements.