Ray Tracing OpenGL

To run:

mkdir build && cd build && cmake .. && make && ./main

Options:

1. Push the key "1" to turn on/turn off the fog.
2. Push the key "2" to turn on/turn off reflection from the plane.
3. The key 0 returns to our "default" view.
4. There are harsh shadows at the "default" view.
5. There are 3 types of fractals at the scene.
6. Moving around the stage: а) WSAD - forward, left, back, right; б) R/F - up, down; в) SHIFT - acceleration of moving; г) moving by the mouse; д) Q/E - turning to the left/right regarding to axles.
7. ESCAPE - close.