image/color: add Plan9Palette and WebSafePalette.

R=r, rsc, andybons
CC=andybons, golang-dev
https://golang.org/cl/10890045

diff --git a/src/pkg/image/color/gen.go b/src/pkg/image/color/gen.go
new file mode 100644 (file)
index 0000000..3319282
--- /dev/null
+++ b/src/pkg/image/color/gen.go
@@ -0,0 +1,94 @@
+// Copyright 2013 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build ignore
+
+package main
+
+// This program generates palette.go. Invoke it as
+//     go run gen.go |gofmt >palette.go
+
+import (
+       "fmt"
+)
+
+func main() {
+       fmt.Println("// generated by go run gen.go; DO NOT EDIT")
+       fmt.Println()
+       fmt.Println("package color")
+       fmt.Println()
+       printPlan9()
+       printWebSafe()
+}
+
+func printPlan9() {
+       c, lines := [3]int{}, [256]string{}
+       for r, i := 0, 0; r != 4; r++ {
+               for v := 0; v != 4; v, i = v+1, i+16 {
+                       for g, j := 0, v-r; g != 4; g++ {
+                               for b := 0; b != 4; b, j = b+1, j+1 {
+                                       den := r
+                                       if g > den {
+                                               den = g
+                                       }
+                                       if b > den {
+                                               den = b
+                                       }
+                                       if den == 0 {
+                                               c[0] = 0x11 * v
+                                               c[1] = 0x11 * v
+                                               c[2] = 0x11 * v
+                                       } else {
+                                               num := 17 * (4*den + v)
+                                               c[0] = r * num / den
+                                               c[1] = g * num / den
+                                               c[2] = b * num / den
+                                       }
+                                       lines[i+(j&0x0f)] =
+                                               fmt.Sprintf("\tRGBA{0x%02x, 0x%02x, 0x%02x, 0xff},", c[0], c[1], c[2])
+                               }
+                       }
+               }
+       }
+       fmt.Println("// Plan9Palette is a 256-color palette that partitions the 24-bit RGB space")
+       fmt.Println("// into 4×4×4 subdivision, with 4 shades in each subcube. Compared to the")
+       fmt.Println("// WebSafePalette, the idea is to reduce the color resolution by dicing the")
+       fmt.Println("// color cube into fewer cells, and to use the extra space to increase the")
+       fmt.Println("// intensity resolution. This results in 16 gray shades (4 gray subcubes with")
+       fmt.Println("// 4 samples in each), 13 shades of each primary and secondary color (3")
+       fmt.Println("// subcubes with 4 samples plus black) and a reasonable selection of colors")
+       fmt.Println("// covering the rest of the color cube. The advantage is better representation")
+       fmt.Println("// of continuous tones.")
+       fmt.Println("//")
+       fmt.Println("// This palette was used in the Plan 9 Operating System, described at")
+       fmt.Println("// http://plan9.bell-labs.com/magic/man2html/6/color")
+       fmt.Println("var Plan9Palette = []Color{")
+       for _, line := range lines {
+               fmt.Println(line)
+       }
+       fmt.Println("}")
+       fmt.Println()
+}
+
+func printWebSafe() {
+       lines := [6 * 6 * 6]string{}
+       for r := 0; r < 6; r++ {
+               for g := 0; g < 6; g++ {
+                       for b := 0; b < 6; b++ {
+                               lines[36*r+6*g+b] =
+                                       fmt.Sprintf("\tRGBA{0x%02x, 0x%02x, 0x%02x, 0xff},", 0x33*r, 0x33*g, 0x33*b)
+                       }
+               }
+       }
+       fmt.Println("// WebSafePalette is a 216-color palette that was popularized by early versions")
+       fmt.Println("// of Netscape Navigator. It is also known as the Netscape Color Cube.")
+       fmt.Println("//")
+       fmt.Println("// See http://en.wikipedia.org/wiki/Web_colors#Web-safe_colors for details.")
+       fmt.Println("var WebSafePalette = []Color{")
+       for _, line := range lines {
+               fmt.Println(line)
+       }
+       fmt.Println("}")
+       fmt.Println()
+}

diff --git a/src/pkg/image/color/palette.go b/src/pkg/image/color/palette.go
new file mode 100644 (file)
index 0000000..f7e2dd6
--- /dev/null
+++ b/src/pkg/image/color/palette.go
@@ -0,0 +1,497 @@
+// generated by go run gen.go; DO NOT EDIT
+
+package color
+
+// Plan9Palette is a 256-color palette that partitions the 24-bit RGB space
+// into 4×4×4 subdivision, with 4 shades in each subcube. Compared to the
+// WebSafePalette, the idea is to reduce the color resolution by dicing the
+// color cube into fewer cells, and to use the extra space to increase the
+// intensity resolution. This results in 16 gray shades (4 gray subcubes with
+// 4 samples in each), 13 shades of each primary and secondary color (3
+// subcubes with 4 samples plus black) and a reasonable selection of colors
+// covering the rest of the color cube. The advantage is better representation
+// of continuous tones.
+//
+// This palette was used in the Plan 9 Operating System, described at
+// http://plan9.bell-labs.com/magic/man2html/6/color
+var Plan9Palette = []Color{
+       RGBA{0x00, 0x00, 0x00, 0xff},
+       RGBA{0x00, 0x00, 0x44, 0xff},
+       RGBA{0x00, 0x00, 0x88, 0xff},
+       RGBA{0x00, 0x00, 0xcc, 0xff},
+       RGBA{0x00, 0x44, 0x00, 0xff},
+       RGBA{0x00, 0x44, 0x44, 0xff},
+       RGBA{0x00, 0x44, 0x88, 0xff},
+       RGBA{0x00, 0x44, 0xcc, 0xff},
+       RGBA{0x00, 0x88, 0x00, 0xff},
+       RGBA{0x00, 0x88, 0x44, 0xff},
+       RGBA{0x00, 0x88, 0x88, 0xff},
+       RGBA{0x00, 0x88, 0xcc, 0xff},
+       RGBA{0x00, 0xcc, 0x00, 0xff},
+       RGBA{0x00, 0xcc, 0x44, 0xff},
+       RGBA{0x00, 0xcc, 0x88, 0xff},
+       RGBA{0x00, 0xcc, 0xcc, 0xff},
+       RGBA{0x00, 0xdd, 0xdd, 0xff},
+       RGBA{0x11, 0x11, 0x11, 0xff},
+       RGBA{0x00, 0x00, 0x55, 0xff},
+       RGBA{0x00, 0x00, 0x99, 0xff},
+       RGBA{0x00, 0x00, 0xdd, 0xff},
+       RGBA{0x00, 0x55, 0x00, 0xff},
+       RGBA{0x00, 0x55, 0x55, 0xff},
+       RGBA{0x00, 0x4c, 0x99, 0xff},
+       RGBA{0x00, 0x49, 0xdd, 0xff},
+       RGBA{0x00, 0x99, 0x00, 0xff},
+       RGBA{0x00, 0x99, 0x4c, 0xff},
+       RGBA{0x00, 0x99, 0x99, 0xff},
+       RGBA{0x00, 0x93, 0xdd, 0xff},
+       RGBA{0x00, 0xdd, 0x00, 0xff},
+       RGBA{0x00, 0xdd, 0x49, 0xff},
+       RGBA{0x00, 0xdd, 0x93, 0xff},
+       RGBA{0x00, 0xee, 0x9e, 0xff},
+       RGBA{0x00, 0xee, 0xee, 0xff},
+       RGBA{0x22, 0x22, 0x22, 0xff},
+       RGBA{0x00, 0x00, 0x66, 0xff},
+       RGBA{0x00, 0x00, 0xaa, 0xff},
+       RGBA{0x00, 0x00, 0xee, 0xff},
+       RGBA{0x00, 0x66, 0x00, 0xff},
+       RGBA{0x00, 0x66, 0x66, 0xff},
+       RGBA{0x00, 0x55, 0xaa, 0xff},
+       RGBA{0x00, 0x4f, 0xee, 0xff},
+       RGBA{0x00, 0xaa, 0x00, 0xff},
+       RGBA{0x00, 0xaa, 0x55, 0xff},
+       RGBA{0x00, 0xaa, 0xaa, 0xff},
+       RGBA{0x00, 0x9e, 0xee, 0xff},
+       RGBA{0x00, 0xee, 0x00, 0xff},
+       RGBA{0x00, 0xee, 0x4f, 0xff},
+       RGBA{0x00, 0xff, 0x55, 0xff},
+       RGBA{0x00, 0xff, 0xaa, 0xff},
+       RGBA{0x00, 0xff, 0xff, 0xff},
+       RGBA{0x33, 0x33, 0x33, 0xff},
+       RGBA{0x00, 0x00, 0x77, 0xff},
+       RGBA{0x00, 0x00, 0xbb, 0xff},
+       RGBA{0x00, 0x00, 0xff, 0xff},
+       RGBA{0x00, 0x77, 0x00, 0xff},
+       RGBA{0x00, 0x77, 0x77, 0xff},
+       RGBA{0x00, 0x5d, 0xbb, 0xff},
+       RGBA{0x00, 0x55, 0xff, 0xff},
+       RGBA{0x00, 0xbb, 0x00, 0xff},
+       RGBA{0x00, 0xbb, 0x5d, 0xff},
+       RGBA{0x00, 0xbb, 0xbb, 0xff},
+       RGBA{0x00, 0xaa, 0xff, 0xff},
+       RGBA{0x00, 0xff, 0x00, 0xff},
+       RGBA{0x44, 0x00, 0x44, 0xff},
+       RGBA{0x44, 0x00, 0x88, 0xff},
+       RGBA{0x44, 0x00, 0xcc, 0xff},
+       RGBA{0x44, 0x44, 0x00, 0xff},
+       RGBA{0x44, 0x44, 0x44, 0xff},
+       RGBA{0x44, 0x44, 0x88, 0xff},
+       RGBA{0x44, 0x44, 0xcc, 0xff},
+       RGBA{0x44, 0x88, 0x00, 0xff},
+       RGBA{0x44, 0x88, 0x44, 0xff},
+       RGBA{0x44, 0x88, 0x88, 0xff},
+       RGBA{0x44, 0x88, 0xcc, 0xff},
+       RGBA{0x44, 0xcc, 0x00, 0xff},
+       RGBA{0x44, 0xcc, 0x44, 0xff},
+       RGBA{0x44, 0xcc, 0x88, 0xff},
+       RGBA{0x44, 0xcc, 0xcc, 0xff},
+       RGBA{0x44, 0x00, 0x00, 0xff},
+       RGBA{0x55, 0x00, 0x00, 0xff},
+       RGBA{0x55, 0x00, 0x55, 0xff},
+       RGBA{0x4c, 0x00, 0x99, 0xff},
+       RGBA{0x49, 0x00, 0xdd, 0xff},
+       RGBA{0x55, 0x55, 0x00, 0xff},
+       RGBA{0x55, 0x55, 0x55, 0xff},
+       RGBA{0x4c, 0x4c, 0x99, 0xff},
+       RGBA{0x49, 0x49, 0xdd, 0xff},
+       RGBA{0x4c, 0x99, 0x00, 0xff},
+       RGBA{0x4c, 0x99, 0x4c, 0xff},
+       RGBA{0x4c, 0x99, 0x99, 0xff},
+       RGBA{0x49, 0x93, 0xdd, 0xff},
+       RGBA{0x49, 0xdd, 0x00, 0xff},
+       RGBA{0x49, 0xdd, 0x49, 0xff},
+       RGBA{0x49, 0xdd, 0x93, 0xff},
+       RGBA{0x49, 0xdd, 0xdd, 0xff},
+       RGBA{0x4f, 0xee, 0xee, 0xff},
+       RGBA{0x66, 0x00, 0x00, 0xff},
+       RGBA{0x66, 0x00, 0x66, 0xff},
+       RGBA{0x55, 0x00, 0xaa, 0xff},
+       RGBA{0x4f, 0x00, 0xee, 0xff},
+       RGBA{0x66, 0x66, 0x00, 0xff},
+       RGBA{0x66, 0x66, 0x66, 0xff},
+       RGBA{0x55, 0x55, 0xaa, 0xff},
+       RGBA{0x4f, 0x4f, 0xee, 0xff},
+       RGBA{0x55, 0xaa, 0x00, 0xff},
+       RGBA{0x55, 0xaa, 0x55, 0xff},
+       RGBA{0x55, 0xaa, 0xaa, 0xff},
+       RGBA{0x4f, 0x9e, 0xee, 0xff},
+       RGBA{0x4f, 0xee, 0x00, 0xff},
+       RGBA{0x4f, 0xee, 0x4f, 0xff},
+       RGBA{0x4f, 0xee, 0x9e, 0xff},
+       RGBA{0x55, 0xff, 0xaa, 0xff},
+       RGBA{0x55, 0xff, 0xff, 0xff},
+       RGBA{0x77, 0x00, 0x00, 0xff},
+       RGBA{0x77, 0x00, 0x77, 0xff},
+       RGBA{0x5d, 0x00, 0xbb, 0xff},
+       RGBA{0x55, 0x00, 0xff, 0xff},
+       RGBA{0x77, 0x77, 0x00, 0xff},
+       RGBA{0x77, 0x77, 0x77, 0xff},
+       RGBA{0x5d, 0x5d, 0xbb, 0xff},
+       RGBA{0x55, 0x55, 0xff, 0xff},
+       RGBA{0x5d, 0xbb, 0x00, 0xff},
+       RGBA{0x5d, 0xbb, 0x5d, 0xff},
+       RGBA{0x5d, 0xbb, 0xbb, 0xff},
+       RGBA{0x55, 0xaa, 0xff, 0xff},
+       RGBA{0x55, 0xff, 0x00, 0xff},
+       RGBA{0x55, 0xff, 0x55, 0xff},
+       RGBA{0x88, 0x00, 0x88, 0xff},
+       RGBA{0x88, 0x00, 0xcc, 0xff},
+       RGBA{0x88, 0x44, 0x00, 0xff},
+       RGBA{0x88, 0x44, 0x44, 0xff},
+       RGBA{0x88, 0x44, 0x88, 0xff},
+       RGBA{0x88, 0x44, 0xcc, 0xff},
+       RGBA{0x88, 0x88, 0x00, 0xff},
+       RGBA{0x88, 0x88, 0x44, 0xff},
+       RGBA{0x88, 0x88, 0x88, 0xff},
+       RGBA{0x88, 0x88, 0xcc, 0xff},
+       RGBA{0x88, 0xcc, 0x00, 0xff},
+       RGBA{0x88, 0xcc, 0x44, 0xff},
+       RGBA{0x88, 0xcc, 0x88, 0xff},
+       RGBA{0x88, 0xcc, 0xcc, 0xff},
+       RGBA{0x88, 0x00, 0x00, 0xff},
+       RGBA{0x88, 0x00, 0x44, 0xff},
+       RGBA{0x99, 0x00, 0x4c, 0xff},
+       RGBA{0x99, 0x00, 0x99, 0xff},
+       RGBA{0x93, 0x00, 0xdd, 0xff},
+       RGBA{0x99, 0x4c, 0x00, 0xff},
+       RGBA{0x99, 0x4c, 0x4c, 0xff},
+       RGBA{0x99, 0x4c, 0x99, 0xff},
+       RGBA{0x93, 0x49, 0xdd, 0xff},
+       RGBA{0x99, 0x99, 0x00, 0xff},
+       RGBA{0x99, 0x99, 0x4c, 0xff},
+       RGBA{0x99, 0x99, 0x99, 0xff},
+       RGBA{0x93, 0x93, 0xdd, 0xff},
+       RGBA{0x93, 0xdd, 0x00, 0xff},
+       RGBA{0x93, 0xdd, 0x49, 0xff},
+       RGBA{0x93, 0xdd, 0x93, 0xff},
+       RGBA{0x93, 0xdd, 0xdd, 0xff},
+       RGBA{0x99, 0x00, 0x00, 0xff},
+       RGBA{0xaa, 0x00, 0x00, 0xff},
+       RGBA{0xaa, 0x00, 0x55, 0xff},
+       RGBA{0xaa, 0x00, 0xaa, 0xff},
+       RGBA{0x9e, 0x00, 0xee, 0xff},
+       RGBA{0xaa, 0x55, 0x00, 0xff},
+       RGBA{0xaa, 0x55, 0x55, 0xff},
+       RGBA{0xaa, 0x55, 0xaa, 0xff},
+       RGBA{0x9e, 0x4f, 0xee, 0xff},
+       RGBA{0xaa, 0xaa, 0x00, 0xff},
+       RGBA{0xaa, 0xaa, 0x55, 0xff},
+       RGBA{0xaa, 0xaa, 0xaa, 0xff},
+       RGBA{0x9e, 0x9e, 0xee, 0xff},
+       RGBA{0x9e, 0xee, 0x00, 0xff},
+       RGBA{0x9e, 0xee, 0x4f, 0xff},
+       RGBA{0x9e, 0xee, 0x9e, 0xff},
+       RGBA{0x9e, 0xee, 0xee, 0xff},
+       RGBA{0xaa, 0xff, 0xff, 0xff},
+       RGBA{0xbb, 0x00, 0x00, 0xff},
+       RGBA{0xbb, 0x00, 0x5d, 0xff},
+       RGBA{0xbb, 0x00, 0xbb, 0xff},
+       RGBA{0xaa, 0x00, 0xff, 0xff},
+       RGBA{0xbb, 0x5d, 0x00, 0xff},
+       RGBA{0xbb, 0x5d, 0x5d, 0xff},
+       RGBA{0xbb, 0x5d, 0xbb, 0xff},
+       RGBA{0xaa, 0x55, 0xff, 0xff},
+       RGBA{0xbb, 0xbb, 0x00, 0xff},
+       RGBA{0xbb, 0xbb, 0x5d, 0xff},
+       RGBA{0xbb, 0xbb, 0xbb, 0xff},
+       RGBA{0xaa, 0xaa, 0xff, 0xff},
+       RGBA{0xaa, 0xff, 0x00, 0xff},
+       RGBA{0xaa, 0xff, 0x55, 0xff},
+       RGBA{0xaa, 0xff, 0xaa, 0xff},
+       RGBA{0xcc, 0x00, 0xcc, 0xff},
+       RGBA{0xcc, 0x44, 0x00, 0xff},
+       RGBA{0xcc, 0x44, 0x44, 0xff},
+       RGBA{0xcc, 0x44, 0x88, 0xff},
+       RGBA{0xcc, 0x44, 0xcc, 0xff},
+       RGBA{0xcc, 0x88, 0x00, 0xff},
+       RGBA{0xcc, 0x88, 0x44, 0xff},
+       RGBA{0xcc, 0x88, 0x88, 0xff},
+       RGBA{0xcc, 0x88, 0xcc, 0xff},
+       RGBA{0xcc, 0xcc, 0x00, 0xff},
+       RGBA{0xcc, 0xcc, 0x44, 0xff},
+       RGBA{0xcc, 0xcc, 0x88, 0xff},
+       RGBA{0xcc, 0xcc, 0xcc, 0xff},
+       RGBA{0xcc, 0x00, 0x00, 0xff},
+       RGBA{0xcc, 0x00, 0x44, 0xff},
+       RGBA{0xcc, 0x00, 0x88, 0xff},
+       RGBA{0xdd, 0x00, 0x93, 0xff},
+       RGBA{0xdd, 0x00, 0xdd, 0xff},
+       RGBA{0xdd, 0x49, 0x00, 0xff},
+       RGBA{0xdd, 0x49, 0x49, 0xff},
+       RGBA{0xdd, 0x49, 0x93, 0xff},
+       RGBA{0xdd, 0x49, 0xdd, 0xff},
+       RGBA{0xdd, 0x93, 0x00, 0xff},
+       RGBA{0xdd, 0x93, 0x49, 0xff},
+       RGBA{0xdd, 0x93, 0x93, 0xff},
+       RGBA{0xdd, 0x93, 0xdd, 0xff},
+       RGBA{0xdd, 0xdd, 0x00, 0xff},
+       RGBA{0xdd, 0xdd, 0x49, 0xff},
+       RGBA{0xdd, 0xdd, 0x93, 0xff},
+       RGBA{0xdd, 0xdd, 0xdd, 0xff},
+       RGBA{0xdd, 0x00, 0x00, 0xff},
+       RGBA{0xdd, 0x00, 0x49, 0xff},
+       RGBA{0xee, 0x00, 0x4f, 0xff},
+       RGBA{0xee, 0x00, 0x9e, 0xff},
+       RGBA{0xee, 0x00, 0xee, 0xff},
+       RGBA{0xee, 0x4f, 0x00, 0xff},
+       RGBA{0xee, 0x4f, 0x4f, 0xff},
+       RGBA{0xee, 0x4f, 0x9e, 0xff},
+       RGBA{0xee, 0x4f, 0xee, 0xff},
+       RGBA{0xee, 0x9e, 0x00, 0xff},
+       RGBA{0xee, 0x9e, 0x4f, 0xff},
+       RGBA{0xee, 0x9e, 0x9e, 0xff},
+       RGBA{0xee, 0x9e, 0xee, 0xff},
+       RGBA{0xee, 0xee, 0x00, 0xff},
+       RGBA{0xee, 0xee, 0x4f, 0xff},
+       RGBA{0xee, 0xee, 0x9e, 0xff},
+       RGBA{0xee, 0xee, 0xee, 0xff},
+       RGBA{0xee, 0x00, 0x00, 0xff},
+       RGBA{0xff, 0x00, 0x00, 0xff},
+       RGBA{0xff, 0x00, 0x55, 0xff},
+       RGBA{0xff, 0x00, 0xaa, 0xff},
+       RGBA{0xff, 0x00, 0xff, 0xff},
+       RGBA{0xff, 0x55, 0x00, 0xff},
+       RGBA{0xff, 0x55, 0x55, 0xff},
+       RGBA{0xff, 0x55, 0xaa, 0xff},
+       RGBA{0xff, 0x55, 0xff, 0xff},
+       RGBA{0xff, 0xaa, 0x00, 0xff},
+       RGBA{0xff, 0xaa, 0x55, 0xff},
+       RGBA{0xff, 0xaa, 0xaa, 0xff},
+       RGBA{0xff, 0xaa, 0xff, 0xff},
+       RGBA{0xff, 0xff, 0x00, 0xff},
+       RGBA{0xff, 0xff, 0x55, 0xff},
+       RGBA{0xff, 0xff, 0xaa, 0xff},
+       RGBA{0xff, 0xff, 0xff, 0xff},
+}
+
+// WebSafePalette is a 216-color palette that was popularized by early versions
+// of Netscape Navigator. It is also known as the Netscape Color Cube.
+//
+// See http://en.wikipedia.org/wiki/Web_colors#Web-safe_colors for details.
+var WebSafePalette = []Color{
+       RGBA{0x00, 0x00, 0x00, 0xff},
+       RGBA{0x00, 0x00, 0x33, 0xff},
+       RGBA{0x00, 0x00, 0x66, 0xff},
+       RGBA{0x00, 0x00, 0x99, 0xff},
+       RGBA{0x00, 0x00, 0xcc, 0xff},
+       RGBA{0x00, 0x00, 0xff, 0xff},
+       RGBA{0x00, 0x33, 0x00, 0xff},
+       RGBA{0x00, 0x33, 0x33, 0xff},
+       RGBA{0x00, 0x33, 0x66, 0xff},
+       RGBA{0x00, 0x33, 0x99, 0xff},
+       RGBA{0x00, 0x33, 0xcc, 0xff},
+       RGBA{0x00, 0x33, 0xff, 0xff},
+       RGBA{0x00, 0x66, 0x00, 0xff},
+       RGBA{0x00, 0x66, 0x33, 0xff},
+       RGBA{0x00, 0x66, 0x66, 0xff},
+       RGBA{0x00, 0x66, 0x99, 0xff},
+       RGBA{0x00, 0x66, 0xcc, 0xff},
+       RGBA{0x00, 0x66, 0xff, 0xff},
+       RGBA{0x00, 0x99, 0x00, 0xff},
+       RGBA{0x00, 0x99, 0x33, 0xff},
+       RGBA{0x00, 0x99, 0x66, 0xff},
+       RGBA{0x00, 0x99, 0x99, 0xff},
+       RGBA{0x00, 0x99, 0xcc, 0xff},
+       RGBA{0x00, 0x99, 0xff, 0xff},
+       RGBA{0x00, 0xcc, 0x00, 0xff},
+       RGBA{0x00, 0xcc, 0x33, 0xff},
+       RGBA{0x00, 0xcc, 0x66, 0xff},
+       RGBA{0x00, 0xcc, 0x99, 0xff},
+       RGBA{0x00, 0xcc, 0xcc, 0xff},
+       RGBA{0x00, 0xcc, 0xff, 0xff},
+       RGBA{0x00, 0xff, 0x00, 0xff},
+       RGBA{0x00, 0xff, 0x33, 0xff},
+       RGBA{0x00, 0xff, 0x66, 0xff},
+       RGBA{0x00, 0xff, 0x99, 0xff},
+       RGBA{0x00, 0xff, 0xcc, 0xff},
+       RGBA{0x00, 0xff, 0xff, 0xff},
+       RGBA{0x33, 0x00, 0x00, 0xff},
+       RGBA{0x33, 0x00, 0x33, 0xff},
+       RGBA{0x33, 0x00, 0x66, 0xff},
+       RGBA{0x33, 0x00, 0x99, 0xff},
+       RGBA{0x33, 0x00, 0xcc, 0xff},
+       RGBA{0x33, 0x00, 0xff, 0xff},
+       RGBA{0x33, 0x33, 0x00, 0xff},
+       RGBA{0x33, 0x33, 0x33, 0xff},
+       RGBA{0x33, 0x33, 0x66, 0xff},
+       RGBA{0x33, 0x33, 0x99, 0xff},
+       RGBA{0x33, 0x33, 0xcc, 0xff},
+       RGBA{0x33, 0x33, 0xff, 0xff},
+       RGBA{0x33, 0x66, 0x00, 0xff},
+       RGBA{0x33, 0x66, 0x33, 0xff},
+       RGBA{0x33, 0x66, 0x66, 0xff},
+       RGBA{0x33, 0x66, 0x99, 0xff},
+       RGBA{0x33, 0x66, 0xcc, 0xff},
+       RGBA{0x33, 0x66, 0xff, 0xff},
+       RGBA{0x33, 0x99, 0x00, 0xff},
+       RGBA{0x33, 0x99, 0x33, 0xff},
+       RGBA{0x33, 0x99, 0x66, 0xff},
+       RGBA{0x33, 0x99, 0x99, 0xff},
+       RGBA{0x33, 0x99, 0xcc, 0xff},
+       RGBA{0x33, 0x99, 0xff, 0xff},
+       RGBA{0x33, 0xcc, 0x00, 0xff},
+       RGBA{0x33, 0xcc, 0x33, 0xff},
+       RGBA{0x33, 0xcc, 0x66, 0xff},
+       RGBA{0x33, 0xcc, 0x99, 0xff},
+       RGBA{0x33, 0xcc, 0xcc, 0xff},
+       RGBA{0x33, 0xcc, 0xff, 0xff},
+       RGBA{0x33, 0xff, 0x00, 0xff},
+       RGBA{0x33, 0xff, 0x33, 0xff},
+       RGBA{0x33, 0xff, 0x66, 0xff},
+       RGBA{0x33, 0xff, 0x99, 0xff},
+       RGBA{0x33, 0xff, 0xcc, 0xff},
+       RGBA{0x33, 0xff, 0xff, 0xff},
+       RGBA{0x66, 0x00, 0x00, 0xff},
+       RGBA{0x66, 0x00, 0x33, 0xff},
+       RGBA{0x66, 0x00, 0x66, 0xff},
+       RGBA{0x66, 0x00, 0x99, 0xff},
+       RGBA{0x66, 0x00, 0xcc, 0xff},
+       RGBA{0x66, 0x00, 0xff, 0xff},
+       RGBA{0x66, 0x33, 0x00, 0xff},
+       RGBA{0x66, 0x33, 0x33, 0xff},
+       RGBA{0x66, 0x33, 0x66, 0xff},
+       RGBA{0x66, 0x33, 0x99, 0xff},
+       RGBA{0x66, 0x33, 0xcc, 0xff},
+       RGBA{0x66, 0x33, 0xff, 0xff},
+       RGBA{0x66, 0x66, 0x00, 0xff},
+       RGBA{0x66, 0x66, 0x33, 0xff},
+       RGBA{0x66, 0x66, 0x66, 0xff},
+       RGBA{0x66, 0x66, 0x99, 0xff},
+       RGBA{0x66, 0x66, 0xcc, 0xff},
+       RGBA{0x66, 0x66, 0xff, 0xff},
+       RGBA{0x66, 0x99, 0x00, 0xff},
+       RGBA{0x66, 0x99, 0x33, 0xff},
+       RGBA{0x66, 0x99, 0x66, 0xff},
+       RGBA{0x66, 0x99, 0x99, 0xff},
+       RGBA{0x66, 0x99, 0xcc, 0xff},
+       RGBA{0x66, 0x99, 0xff, 0xff},
+       RGBA{0x66, 0xcc, 0x00, 0xff},
+       RGBA{0x66, 0xcc, 0x33, 0xff},
+       RGBA{0x66, 0xcc, 0x66, 0xff},
+       RGBA{0x66, 0xcc, 0x99, 0xff},
+       RGBA{0x66, 0xcc, 0xcc, 0xff},
+       RGBA{0x66, 0xcc, 0xff, 0xff},
+       RGBA{0x66, 0xff, 0x00, 0xff},
+       RGBA{0x66, 0xff, 0x33, 0xff},
+       RGBA{0x66, 0xff, 0x66, 0xff},
+       RGBA{0x66, 0xff, 0x99, 0xff},
+       RGBA{0x66, 0xff, 0xcc, 0xff},
+       RGBA{0x66, 0xff, 0xff, 0xff},
+       RGBA{0x99, 0x00, 0x00, 0xff},
+       RGBA{0x99, 0x00, 0x33, 0xff},
+       RGBA{0x99, 0x00, 0x66, 0xff},
+       RGBA{0x99, 0x00, 0x99, 0xff},
+       RGBA{0x99, 0x00, 0xcc, 0xff},
+       RGBA{0x99, 0x00, 0xff, 0xff},
+       RGBA{0x99, 0x33, 0x00, 0xff},
+       RGBA{0x99, 0x33, 0x33, 0xff},
+       RGBA{0x99, 0x33, 0x66, 0xff},
+       RGBA{0x99, 0x33, 0x99, 0xff},
+       RGBA{0x99, 0x33, 0xcc, 0xff},
+       RGBA{0x99, 0x33, 0xff, 0xff},
+       RGBA{0x99, 0x66, 0x00, 0xff},
+       RGBA{0x99, 0x66, 0x33, 0xff},
+       RGBA{0x99, 0x66, 0x66, 0xff},
+       RGBA{0x99, 0x66, 0x99, 0xff},
+       RGBA{0x99, 0x66, 0xcc, 0xff},
+       RGBA{0x99, 0x66, 0xff, 0xff},
+       RGBA{0x99, 0x99, 0x00, 0xff},
+       RGBA{0x99, 0x99, 0x33, 0xff},
+       RGBA{0x99, 0x99, 0x66, 0xff},
+       RGBA{0x99, 0x99, 0x99, 0xff},
+       RGBA{0x99, 0x99, 0xcc, 0xff},
+       RGBA{0x99, 0x99, 0xff, 0xff},
+       RGBA{0x99, 0xcc, 0x00, 0xff},
+       RGBA{0x99, 0xcc, 0x33, 0xff},
+       RGBA{0x99, 0xcc, 0x66, 0xff},
+       RGBA{0x99, 0xcc, 0x99, 0xff},
+       RGBA{0x99, 0xcc, 0xcc, 0xff},
+       RGBA{0x99, 0xcc, 0xff, 0xff},
+       RGBA{0x99, 0xff, 0x00, 0xff},
+       RGBA{0x99, 0xff, 0x33, 0xff},
+       RGBA{0x99, 0xff, 0x66, 0xff},
+       RGBA{0x99, 0xff, 0x99, 0xff},
+       RGBA{0x99, 0xff, 0xcc, 0xff},
+       RGBA{0x99, 0xff, 0xff, 0xff},
+       RGBA{0xcc, 0x00, 0x00, 0xff},
+       RGBA{0xcc, 0x00, 0x33, 0xff},
+       RGBA{0xcc, 0x00, 0x66, 0xff},
+       RGBA{0xcc, 0x00, 0x99, 0xff},
+       RGBA{0xcc, 0x00, 0xcc, 0xff},
+       RGBA{0xcc, 0x00, 0xff, 0xff},
+       RGBA{0xcc, 0x33, 0x00, 0xff},
+       RGBA{0xcc, 0x33, 0x33, 0xff},
+       RGBA{0xcc, 0x33, 0x66, 0xff},
+       RGBA{0xcc, 0x33, 0x99, 0xff},
+       RGBA{0xcc, 0x33, 0xcc, 0xff},
+       RGBA{0xcc, 0x33, 0xff, 0xff},
+       RGBA{0xcc, 0x66, 0x00, 0xff},
+       RGBA{0xcc, 0x66, 0x33, 0xff},
+       RGBA{0xcc, 0x66, 0x66, 0xff},
+       RGBA{0xcc, 0x66, 0x99, 0xff},
+       RGBA{0xcc, 0x66, 0xcc, 0xff},
+       RGBA{0xcc, 0x66, 0xff, 0xff},
+       RGBA{0xcc, 0x99, 0x00, 0xff},
+       RGBA{0xcc, 0x99, 0x33, 0xff},
+       RGBA{0xcc, 0x99, 0x66, 0xff},
+       RGBA{0xcc, 0x99, 0x99, 0xff},
+       RGBA{0xcc, 0x99, 0xcc, 0xff},
+       RGBA{0xcc, 0x99, 0xff, 0xff},
+       RGBA{0xcc, 0xcc, 0x00, 0xff},
+       RGBA{0xcc, 0xcc, 0x33, 0xff},
+       RGBA{0xcc, 0xcc, 0x66, 0xff},
+       RGBA{0xcc, 0xcc, 0x99, 0xff},
+       RGBA{0xcc, 0xcc, 0xcc, 0xff},
+       RGBA{0xcc, 0xcc, 0xff, 0xff},
+       RGBA{0xcc, 0xff, 0x00, 0xff},
+       RGBA{0xcc, 0xff, 0x33, 0xff},
+       RGBA{0xcc, 0xff, 0x66, 0xff},
+       RGBA{0xcc, 0xff, 0x99, 0xff},
+       RGBA{0xcc, 0xff, 0xcc, 0xff},
+       RGBA{0xcc, 0xff, 0xff, 0xff},
+       RGBA{0xff, 0x00, 0x00, 0xff},
+       RGBA{0xff, 0x00, 0x33, 0xff},
+       RGBA{0xff, 0x00, 0x66, 0xff},
+       RGBA{0xff, 0x00, 0x99, 0xff},
+       RGBA{0xff, 0x00, 0xcc, 0xff},
+       RGBA{0xff, 0x00, 0xff, 0xff},
+       RGBA{0xff, 0x33, 0x00, 0xff},
+       RGBA{0xff, 0x33, 0x33, 0xff},
+       RGBA{0xff, 0x33, 0x66, 0xff},
+       RGBA{0xff, 0x33, 0x99, 0xff},
+       RGBA{0xff, 0x33, 0xcc, 0xff},
+       RGBA{0xff, 0x33, 0xff, 0xff},
+       RGBA{0xff, 0x66, 0x00, 0xff},
+       RGBA{0xff, 0x66, 0x33, 0xff},
+       RGBA{0xff, 0x66, 0x66, 0xff},
+       RGBA{0xff, 0x66, 0x99, 0xff},
+       RGBA{0xff, 0x66, 0xcc, 0xff},
+       RGBA{0xff, 0x66, 0xff, 0xff},
+       RGBA{0xff, 0x99, 0x00, 0xff},
+       RGBA{0xff, 0x99, 0x33, 0xff},
+       RGBA{0xff, 0x99, 0x66, 0xff},
+       RGBA{0xff, 0x99, 0x99, 0xff},
+       RGBA{0xff, 0x99, 0xcc, 0xff},
+       RGBA{0xff, 0x99, 0xff, 0xff},
+       RGBA{0xff, 0xcc, 0x00, 0xff},
+       RGBA{0xff, 0xcc, 0x33, 0xff},
+       RGBA{0xff, 0xcc, 0x66, 0xff},
+       RGBA{0xff, 0xcc, 0x99, 0xff},
+       RGBA{0xff, 0xcc, 0xcc, 0xff},
+       RGBA{0xff, 0xcc, 0xff, 0xff},
+       RGBA{0xff, 0xff, 0x00, 0xff},
+       RGBA{0xff, 0xff, 0x33, 0xff},
+       RGBA{0xff, 0xff, 0x66, 0xff},
+       RGBA{0xff, 0xff, 0x99, 0xff},
+       RGBA{0xff, 0xff, 0xcc, 0xff},
+       RGBA{0xff, 0xff, 0xff, 0xff},
+}