github.com/cellofellow/gopkg@v0.0.0-20140722061823-eec0544a62ad/image/draw/utils.go (about) 1 // Copyright 2014 <chaishushan{AT}gmail.com>. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package draw 6 7 func mergeRgbaFast(rgba0, rgba1 uint32) uint32 { 8 return ((rgba0 & 0xFEFEFEFE >> 1) + (rgba1 & 0xFEFEFEFE >> 1)) 9 }