| xMin | The minimum X value of the RectInt. | 
| yMin | The minimum Y value of the RectInt. | 
| width | Width of the rectangle. | 
| height | Height of the rectangle. | 
| position | The position (x, y) of the rectangle. | 
| size | The width (x) and height (y) of the rectangle. | 
Creates a new RectInt.