Constructs a vec4b from four boolean components x, y, z, and w.
The alpha (w) boolean component.
The blue (z) boolean component.
The green (y) boolean component.
The red (x) boolean component.
The fourth (w) boolean component.
The first (x) boolean component.
The second (y) boolean component.
The third (z) boolean component.
A 4-component boolean vector with x/y/z/w and r/g/b/a accessors.