たまにこういうの欲しくなる

color_table.scala

def loopSeq = ((0 to 0xff) ++ (0x0 to 0xff).reverse) 

val arr = {loopSeq map{x => s"{ $x,  0,  0,}, "}} ++
		  {loopSeq map{x => s"{  0, $x,  0,}, "}} ++
		  {loopSeq map{x => s"{  0,  0, $x,}, "}} ++
		  {loopSeq map{x => s"{ $x, $x,  0,}, "}} ++
		  {loopSeq map{x => s"{  0, $x, $x,}, "}} ++
		  {loopSeq map{x => s"{ $x,  0, $x,}, "}} ++
		  {loopSeq map{x => s"{ $x, $x, $x,}, "}}

println(arr.mkString("uint8_t color_table[" + arr.size.toString + "][3] = {\r\n", "\r\n\t", "\r\n};"))