minetest mod which provides a simple node which can change color when sent a signal.

usage:

1. program a channel
2. send a digiline signal

digiline_send("test", 255) -- set the color to white

colors are indexed using the the following conversion table:

0. #000000
1. #0b0b0b
2. #222222
3. #444444
4. #555555
5. #777777
6. #888888
7. #aaaaaa
8. #bbbbbb
9. #dddddd
10. #eeeeee
11. #00000b
12. #000022
13. #000044
14. #000055
15. #000077
16. #000088
17. #0000aa
18. #0000bb
19. #0000dd
20. #0000ee
21. #000b00
22. #002200
23. #004400
24. #005500
25. #007700
26. #008800
27. #00aa00
28. #00bb00
29. #00dd00
30. #00ee00
31. #0b0000
32. #220000
33. #440000
34. #550000
35. #770000
36. #880000
37. #aa0000
38. #bb0000
39. #dd0000
40. #ee0000
41. #000033
42. #000066
43. #000099
44. #0000cc
45. #0000ff
46. #003300
47. #003333
48. #003366
49. #003399
50. #0033cc
51. #0033ff
52. #006600
53. #006633
54. #006666
55. #006699
56. #0066cc
57. #0066ff
58. #009900
59. #009933
60. #009966
61. #009999
62. #0099cc
63. #0099ff
64. #00cc00
65. #00cc33
66. #00cc66
67. #00cc99
68. #00cccc
69. #00ccff
70. #00ff00
71. #00ff33
72. #00ff66
73. #00ff99
74. #00ffcc
75. #00ffff
76. #330000
77. #330033
78. #330066
79. #330099
80. #3300cc
81. #3300ff
82. #333300
83. #333333
84. #333366
85. #333399
86. #3333cc
87. #3333ff
88. #336600
89. #336633
90. #336666
91. #336699
92. #3366cc
93. #3366ff
94. #339900
95. #339933
96. #339966
97. #339999
98. #3399cc
99. #3399ff
100. #33cc00
101. #33cc33
102. #33cc66
103. #33cc99
104. #33cccc
105. #33ccff
106. #33ff00
107. #33ff33
108. #33ff66
109. #33ff99
110. #33ffcc
111. #33ffff
112. #660000
113. #660033
114. #660066
115. #660099
116. #6600cc
117. #6600ff
118. #663300
119. #663333
120. #663366
121. #663399
122. #6633cc
123. #6633ff
124. #666600
125. #666633
126. #666666
127. #666699
128. #6666cc
129. #6666ff
130. #669900
131. #669933
132. #669966
133. #669999
134. #6699cc
135. #6699ff
136. #66cc00
137. #66cc33
138. #66cc66
139. #66cc99
140. #66cccc
141. #66ccff
142. #66ff00
143. #66ff33
144. #66ff66
145. #66ff99
146. #66ffcc
147. #66ffff
148. #990000
149. #990033
150. #990066
151. #990099
152. #9900cc
153. #9900ff
154. #993300
155. #993333
156. #993366
157. #993399
158. #9933cc
159. #9933ff
160. #996600
161. #996633
162. #996666
163. #996699
164. #9966cc
165. #9966ff
166. #999900
167. #999933
168. #999966
169. #999999
170. #9999cc
171. #9999ff
172. #99cc00
173. #99cc33
174. #99cc66
175. #99cc99
176. #99cccc
177. #99ccff
178. #99ff00
179. #99ff33
180. #99ff66
181. #99ff99
182. #99ffcc
183. #99ffff
184. #cc0000
185. #cc0033
186. #cc0066
187. #cc0099
188. #cc00cc
189. #cc00ff
190. #cc3300
191. #cc3333
192. #cc3366
193. #cc3399
194. #cc33cc
195. #cc33ff
196. #cc6600
197. #cc6633
198. #cc6666
199. #cc6699
200. #cc66cc
201. #cc66ff
202. #cc9900
203. #cc9933
204. #cc9966
205. #cc9999
206. #cc99cc
207. #cc99ff
208. #cccc00
209. #cccc33
210. #cccc66
211. #cccc99
212. #cccccc
213. #ccccff
214. #ccff00
215. #ccff33
216. #ccff66
217. #ccff99
218. #ccffcc
219. #ccffff
220. #ff0000
221. #ff0033
222. #ff0066
223. #ff0099
224. #ff00cc
225. #ff00ff
226. #ff3300
227. #ff3333
228. #ff3366
229. #ff3399
230. #ff33cc
231. #ff33ff
232. #ff6600
233. #ff6633
234. #ff6666
235. #ff6699
236. #ff66cc
237. #ff66ff
238. #ff9900
239. #ff9933
240. #ff9966
241. #ff9999
242. #ff99cc
243. #ff99ff
244. #ffcc00
245. #ffcc33
246. #ffcc66
247. #ffcc99
248. #ffcccc
249. #ffccff
250. #ffff00
251. #ffff33
252. #ffff66
253. #ffff99
254. #ffffcc
255. #ffffff