Create animation frame config, can be used to configure a specific frame
within an animation.
The key should refer to an image that is already loaded.
To make frame_config from spritesheet based on its frames,
use create_anim_spritesheet_frame_configs instead.
Parameters
key: string
key that is associated with the sprite at this frame
duration: number = 0
duration, in ms, of this frame of the animation
visible: boolean = true
should the parent object be visible during this frame?
Create animation frame config, can be used to configure a specific frame within an animation.
The key should refer to an image that is already loaded. To make frame_config from spritesheet based on its frames, use create_anim_spritesheet_frame_configs instead.