After Effects Expression Bounce Floor

To achieve this animation.

After effects expression bounce floor.

The bounce parameters launch angle elev initial velocity v elasticity e friction f and gravity g are all defined at the top of the expression. These are expressions i use in just about every project and i consider them to be incredible workflow enhancements. Add keyframes to the position property of the layer you want to animate. The most popular bounce expression for after effects.

Download the project file. Scale 100 to 120 or position from left to right. After effects will interpolate the velocity of your layers movement to help determine how the bounce will work. The math that goes into making this bounce expression is pretty darn nerdy.

First create an animation ie. Http bit ly 2t89vxn learn how to create bounce particles that bounce off a floor in after effects. Create or import your graphics in after effects. The bounce expression is great because it only takes two keyframes to create a bounce.

The bounce happens in whatever direction the object is traveling. Download the loop expression example here. The loop expression is probably to most used after effects expression it allows you to repeat your animation forever with code tweak you can also control the loop time and repetitions. The expressions below are all covered in the tutorial above and you can simply copy paste them to your project.

Copy the standard bounce expression for after effects. Creating bounce particles allow you to wo. If you re new to after effects we suggest to first watch our introduction and then come back for these expressions. Note that you also have to define the maximum number of bounces nmax to keep the expression from disappearing into an endless calculation of smaller and smaller bounces.