# File lib/pixels.rb, line 625 625: def color_from_rgba(r, g, b, a) 626: # Pack 8-bit-per-channel values 627: return ((a.to_i & 0xff) << 24) | 628: ((r.to_i & 0xff) << 16) | 629: ((g.to_i & 0xff) << 8) | 630: (b.to_i & 0xff) 631: end