There is a lot going on in this lesson, which is generally divided into two parts.
A The practical points to look out for in 3d tracing
- be careful with the frames you choose, otherwise it will be too blurred at some distances
- you can use the mergemat to combine the materials of the two surfaces, it can have a higher qualit


B How to adjust a still image from day to night
1.Use colour grading
2.Rebuild the 3d scene from the image and adjust the lighting background on it
