<static> getAlphaFloat(color) → {number}
Given a native color value (in the format 0xAARRGGBB) this will return the Alpha component as a value between 0 and 1.
Parameters
Name Type Description color number In the format 0xAARRGGBB.
Returns
number - The Alpha component of the color, will be between 0 and 1 (0 being no Alpha (opaque), 1 full Alpha (transparent)).
Source code: utils/Color.js (Line 942)