update: visualization example description
-## POVray Visualization Example
+# POVray Visualization Example
+A simple example of rendering pyelastica using POVray.
+The code [render](continuum_snake_render.py) generates POVray script (.pov) and image file (.png) to render POVray animation.
+### Bash Script to Run
``` bash
python continuum_snake.py # Creates continuum_snake.dat file
-python continuum_snake_render.py # Creates pov_snake_diag.mp4 and pov_snake_top.mp4 file
+python continuum_snake_render.py # Creates pov_snake_diag.mp4 and pov_snake_top.mp4 file (3-5 minutes)
```
+
+### Dependency
+- povray
+- moviepy
+- ffmpeg
