Sprite Animation

About the “Sprite”

At present, the term of “Sprite” often means that “the texture image is synthesized and displayed in the screen by using the 2D (two dimensional) square”. In other cases, it is called “Billboard” and “Surface (Plane) Polygon”.

This chapter explains basic and typical terms and cautions independent from the tools for creating Sprite Animation.

The Overall Sprite Animation

• About the “Stop-Motion Animation”
• About the “Key-Frame Animation”
• About different uses of the “Stop-Motion Animation” and the “Key-Frame Animation”
• About the “Parent-Child Relation”

Texture

• About the size of Texture
• About cautions when placing respective animation parts in the texture
• About the use of compressed texture
• About the number of texture to be used

Time and Frame Rate (FPS)

• About the “FPS (frame per second)”
• About the “Key-Frame”
• About the relationship between FPS and the “Animation Length” and the “Key-Frame Position”