How to set the uniform motion of c4d camera

C4d default animation keyframes have an effect of slow entry and slow exit. You can change this default effect. In the property manager, Ctrl+d, engineering properties? Frame difference, change the difference to linear. There is no fade-in and fade-out effect when creating animation keyframes.

If you already have a fade-in effect, you can level the key frames. The method is to press shift+f3 to bring up the timeline window, press space to switch to the function curve preview, select the object, press H to display all the key frames of the object, and select the key frames to be leveled in the box. The rightmost tangent of the point tool is 0. draw