Falling sand demo in Rust.
Hastily ported from a small Lua demo before I knew about iterators. Single-buffered, interactions run from bottom-right of screen to top-left.
Uses Pixels for rendering.
| Button | Function |
|---|---|
| Left Click | Draw particles |
| Space | Pause/unpause simulation |
| Arrow Keys | Move sand shower |
| Numbers 1-4 | Draw with sand, wall, fire or water |
| + or - | Increase/decrease drawing size |
| Escape | Quit the game |
| Element | Description |
|---|---|
| Air | Exists. |
| Sand | Falls, forms piles. |
| Wall | Static, collides. |
| Fire | Burns sand... even though sand isn't really flammable? |
| Water | Doesn't work. |