2D Light and shadow effects - 2.0.0

This program creates 2D light effects onto a pygame surface/image (32 bit PNG file encoded with alpha channels transparency) and generate shadow.

The class can be easily implemented into a 2D game (top down or horizontal/vertical scrolling) to enhanced the lighting ambiance. Version 2 changes : Added volumetric effect (animated smoke or plasma) in the illuminated area to set a specific ambiance. This effect can also be used for generating force field aspect around a set point. Added warning light (rotational lighting) Implemented shadow projection effects from a light source coordinates (See file Shadows.py for more details and credit to Marcus Møller for its shadow algorithms (https://github.com/marcusmoller). Code clean-up and split the code into different modules Constant.py LoadTextureFile.py Shadow.py LightDemo.py DEMO available in the directory dist. *** The assets directory must be in the same location than the executable file