gra.screen.fade

Causes a screen transition to occur by fading the old screen into the new one.

The action arguments are:

screen The name of the screen to transition to.

rate Animation rate string that defines how the alpha value will change over the transition:

• linear
• easein
• easeout
• easeinout
• bounce

fps The frames per second to use for the transition

duration The duration of the transition in milliseconds