BlendMode
EditDifferent ways pixels can blend with the pixels behind them.
| Value | Description |
| alpha | Colors will be mixed based on alpha. |
| add | Colors will be added to the existing color, alpha will not be changed. |
| subtract | Colors will be subtracted from the existing color, alpha will not be changed. |
| multiply | All color channels will be multiplied together, producing a darkening effect. |
| lighten | The maximum value of each color channel will be used. |
| darken | The minimum value of each color channel will be used. |
| screen | The opposite of multiply: the pixel colors are inverted, multiplied, and inverted again, producing a lightening effect. |