Real_Vision is a modification to transform GTA San Andreas, the goal of which is to make the graphics in the game as close to reality as possible, so that there are no too rich, dark or bright moments, but look like one whole.
Real Vision — GTA: San Andreas Graphics Trailer:
DO read the text document in the archive, which will answer most of your questions. ARCHIVE PASSWORD: libertycity
At the moment, interesting things include voluminous clouds, puddles in the rain, reflections on cars and “fake” RTX (there is a comparison in the screenshots).
Various updates and improvements will be released in the future.