Isometric games often use hand-drawn 2D sprites to add depth to a game without having to deal with full 3D rendering.
In this video, I cover how it works, the math you need to render isometric sprites on the screen, and how to find the isometric tile from a screen coordinate.
How Isometric Coordinates Work in 2D games
- 0:00 Intro
- 0:21 Orthographic projection
- 1:16 Tiling a sprite
- 1:40 Transforming tile coordinate to screen
- 2:55 Accounting for sprite size
- 3:39 Correcting offsets
- 4:00 Transforming screen coordinate to tile
- 4:46 Adding depth
- 4:52 Outro
